[FL-3629] fbt: reworked assets & resources handling (#3160)

* fbt: reworking targets & assets handling WIP
* fbt: dist fixes
* fbt: moved SD card resources to owning apps
* unit_tests: moved resources to app folder
* github: updated unit_tests paths
* github: packaging fixes
* unit_tests: fixes
* fbt: assets: internal cleanup
* fbt: reworked assets handling
* github: unit_tests: reintroducing fixes
* minor cleanup
* fbt: naming changes to reflect private nature of scons tools
* fbt: resources: fixed dist archive paths
* docs: updated paths
* docs: updated more paths
* docs: included "resources" parameter in app manifest docs; updated assets readme
* updated gitignore for assets
* github: updated action versions
* unit_tests: restored timeout; scripts: assets: logging changes
* gh: don't upload desktop animations for unit test run

Co-authored-by: あく <alleteam@gmail.com>
This commit is contained in:
hedger
2023-10-31 00:17:30 +09:00
committed by GitHub
co-authored by あく
parent 176fb21f5f
commit 917410a0a8
345 changed files with 466 additions and 394 deletions
+72
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#include <furi_hal.h>
#include <furi_hal_mpu.h>
#include <furi_hal_memory.h>
#include <stm32wbxx_ll_cortex.h>
#define TAG "FuriHal"
void furi_hal_init_early() {
furi_hal_cortex_init_early();
furi_hal_clock_init_early();
furi_hal_bus_init_early();
furi_hal_dma_init_early();
furi_hal_resources_init_early();
furi_hal_os_init();
furi_hal_spi_config_init_early();
furi_hal_i2c_init_early();
furi_hal_light_init();
furi_hal_rtc_init_early();
}
void furi_hal_deinit_early() {
furi_hal_rtc_deinit_early();
furi_hal_i2c_deinit_early();
furi_hal_spi_config_deinit_early();
furi_hal_resources_deinit_early();
furi_hal_dma_deinit_early();
furi_hal_bus_deinit_early();
furi_hal_clock_deinit_early();
}
void furi_hal_init() {
furi_hal_mpu_init();
furi_hal_clock_init();
furi_hal_random_init();
furi_hal_console_init();
furi_hal_rtc_init();
furi_hal_interrupt_init();
furi_hal_flash_init();
furi_hal_resources_init();
furi_hal_version_init();
furi_hal_region_init();
furi_hal_spi_config_init();
furi_hal_spi_dma_init();
furi_hal_ibutton_init();
furi_hal_speaker_init();
furi_hal_crypto_init();
furi_hal_i2c_init();
furi_hal_power_init();
furi_hal_light_init();
furi_hal_bt_init();
furi_hal_memory_init();
#ifndef FURI_RAM_EXEC
furi_hal_usb_init();
furi_hal_vibro_init();
furi_hal_subghz_init();
furi_hal_nfc_init();
furi_hal_rfid_init();
#endif
}
void furi_hal_switch(void* address) {
__set_BASEPRI(0);
asm volatile("ldr r3, [%0] \n"
"msr msp, r3 \n"
"ldr r3, [%1] \n"
"mov pc, r3 \n"
:
: "r"(address), "r"(address + 0x4)
: "r3");
}
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#include <furi_hal_bt.h>
#include <ble/ble.h>
#include <interface/patterns/ble_thread/shci/shci.h>
#include <stm32wbxx.h>
#include <stm32wbxx_ll_hsem.h>
#include <hsem_map.h>
#include <furi_hal_version.h>
#include <furi_hal_power.h>
#include <furi_hal_bt_hid.h>
#include <furi_hal_bt_serial.h>
#include <furi_hal_bus.c>
#include <services/battery_service.h>
#include <furi.h>
#define TAG "FuriHalBt"
#define FURI_HAL_BT_DEFAULT_MAC_ADDR \
{ 0x6c, 0x7a, 0xd8, 0xac, 0x57, 0x72 }
/* Time, in ms, to wait for mode transition before crashing */
#define C2_MODE_SWITCH_TIMEOUT 10000
#define FURI_HAL_BT_HARDFAULT_INFO_MAGIC 0x1170FD0F
typedef struct {
FuriMutex* core2_mtx;
FuriTimer* hardfault_check_timer;
FuriHalBtStack stack;
} FuriHalBt;
static FuriHalBt furi_hal_bt = {
.core2_mtx = NULL,
.hardfault_check_timer = NULL,
.stack = FuriHalBtStackUnknown,
};
typedef void (*FuriHalBtProfileStart)(void);
typedef void (*FuriHalBtProfileStop)(void);
typedef struct {
FuriHalBtProfileStart start;
FuriHalBtProfileStart stop;
GapConfig config;
uint16_t appearance_char;
uint16_t advertise_service_uuid;
} FuriHalBtProfileConfig;
FuriHalBtProfileConfig profile_config[FuriHalBtProfileNumber] = {
[FuriHalBtProfileSerial] =
{
.start = furi_hal_bt_serial_start,
.stop = furi_hal_bt_serial_stop,
.config =
{
.adv_service_uuid = 0x3080,
.appearance_char = 0x8600,
.bonding_mode = true,
.pairing_method = GapPairingPinCodeShow,
.mac_address = FURI_HAL_BT_DEFAULT_MAC_ADDR,
.conn_param =
{
.conn_int_min = 0x18, // 30 ms
.conn_int_max = 0x24, // 45 ms
.slave_latency = 0,
.supervisor_timeout = 0,
},
},
},
[FuriHalBtProfileHidKeyboard] =
{
.start = furi_hal_bt_hid_start,
.stop = furi_hal_bt_hid_stop,
.config =
{
.adv_service_uuid = HUMAN_INTERFACE_DEVICE_SERVICE_UUID,
.appearance_char = GAP_APPEARANCE_KEYBOARD,
.bonding_mode = true,
.pairing_method = GapPairingPinCodeVerifyYesNo,
.mac_address = FURI_HAL_BT_DEFAULT_MAC_ADDR,
.conn_param =
{
.conn_int_min = 0x18, // 30 ms
.conn_int_max = 0x24, // 45 ms
.slave_latency = 0,
.supervisor_timeout = 0,
},
},
},
};
FuriHalBtProfileConfig* current_profile = NULL;
static void furi_hal_bt_hardfault_check(void* context) {
UNUSED(context);
if(furi_hal_bt_get_hardfault_info()) {
furi_crash("ST(R) Copro(R) HardFault");
}
}
void furi_hal_bt_init() {
furi_hal_bus_enable(FuriHalBusHSEM);
furi_hal_bus_enable(FuriHalBusIPCC);
furi_hal_bus_enable(FuriHalBusAES2);
furi_hal_bus_enable(FuriHalBusPKA);
furi_hal_bus_enable(FuriHalBusCRC);
if(!furi_hal_bt.core2_mtx) {
furi_hal_bt.core2_mtx = furi_mutex_alloc(FuriMutexTypeNormal);
furi_assert(furi_hal_bt.core2_mtx);
}
if(!furi_hal_bt.hardfault_check_timer) {
furi_hal_bt.hardfault_check_timer =
furi_timer_alloc(furi_hal_bt_hardfault_check, FuriTimerTypePeriodic, NULL);
furi_timer_start(furi_hal_bt.hardfault_check_timer, 5000);
}
// Explicitly tell that we are in charge of CLK48 domain
furi_check(LL_HSEM_1StepLock(HSEM, CFG_HW_CLK48_CONFIG_SEMID) == 0);
// Start Core2
ble_glue_init();
}
void furi_hal_bt_lock_core2() {
furi_assert(furi_hal_bt.core2_mtx);
furi_check(furi_mutex_acquire(furi_hal_bt.core2_mtx, FuriWaitForever) == FuriStatusOk);
}
void furi_hal_bt_unlock_core2() {
furi_assert(furi_hal_bt.core2_mtx);
furi_check(furi_mutex_release(furi_hal_bt.core2_mtx) == FuriStatusOk);
}
static bool furi_hal_bt_radio_stack_is_supported(const BleGlueC2Info* info) {
bool supported = false;
if(info->StackType == INFO_STACK_TYPE_BLE_LIGHT) {
if(info->VersionMajor >= FURI_HAL_BT_STACK_VERSION_MAJOR &&
info->VersionMinor >= FURI_HAL_BT_STACK_VERSION_MINOR) {
furi_hal_bt.stack = FuriHalBtStackLight;
supported = true;
}
} else if(info->StackType == INFO_STACK_TYPE_BLE_FULL) {
if(info->VersionMajor >= FURI_HAL_BT_STACK_VERSION_MAJOR &&
info->VersionMinor >= FURI_HAL_BT_STACK_VERSION_MINOR) {
furi_hal_bt.stack = FuriHalBtStackFull;
supported = true;
}
} else {
furi_hal_bt.stack = FuriHalBtStackUnknown;
}
return supported;
}
bool furi_hal_bt_start_radio_stack() {
bool res = false;
furi_assert(furi_hal_bt.core2_mtx);
furi_mutex_acquire(furi_hal_bt.core2_mtx, FuriWaitForever);
// Explicitly tell that we are in charge of CLK48 domain
furi_check(LL_HSEM_1StepLock(HSEM, CFG_HW_CLK48_CONFIG_SEMID) == 0);
do {
// Wait until C2 is started or timeout
if(!ble_glue_wait_for_c2_start(FURI_HAL_BT_C2_START_TIMEOUT)) {
FURI_LOG_E(TAG, "Core2 start failed");
ble_glue_thread_stop();
break;
}
// If C2 is running, start radio stack fw
if(!furi_hal_bt_ensure_c2_mode(BleGlueC2ModeStack)) {
break;
}
// Check whether we support radio stack
const BleGlueC2Info* c2_info = ble_glue_get_c2_info();
if(!furi_hal_bt_radio_stack_is_supported(c2_info)) {
FURI_LOG_E(TAG, "Unsupported radio stack");
// Don't stop SHCI for crypto enclave support
break;
}
// Starting radio stack
if(!ble_glue_start()) {
FURI_LOG_E(TAG, "Failed to start radio stack");
ble_glue_thread_stop();
ble_app_thread_stop();
break;
}
res = true;
} while(false);
furi_mutex_release(furi_hal_bt.core2_mtx);
return res;
}
FuriHalBtStack furi_hal_bt_get_radio_stack() {
return furi_hal_bt.stack;
}
bool furi_hal_bt_is_ble_gatt_gap_supported() {
if(furi_hal_bt.stack == FuriHalBtStackLight || furi_hal_bt.stack == FuriHalBtStackFull) {
return true;
} else {
return false;
}
}
bool furi_hal_bt_is_testing_supported() {
if(furi_hal_bt.stack == FuriHalBtStackFull) {
return true;
} else {
return false;
}
}
bool furi_hal_bt_start_app(FuriHalBtProfile profile, GapEventCallback event_cb, void* context) {
furi_assert(event_cb);
furi_assert(profile < FuriHalBtProfileNumber);
bool ret = false;
do {
if(!ble_glue_is_radio_stack_ready()) {
FURI_LOG_E(TAG, "Can't start BLE App - radio stack did not start");
break;
}
if(!furi_hal_bt_is_ble_gatt_gap_supported()) {
FURI_LOG_E(TAG, "Can't start Ble App - unsupported radio stack");
break;
}
// Set mac address
memcpy(
profile_config[profile].config.mac_address,
furi_hal_version_get_ble_mac(),
sizeof(profile_config[profile].config.mac_address));
// Set advertise name
strlcpy(
profile_config[profile].config.adv_name,
furi_hal_version_get_ble_local_device_name_ptr(),
FURI_HAL_VERSION_DEVICE_NAME_LENGTH);
// Configure GAP
GapConfig* config = &profile_config[profile].config;
if(profile == FuriHalBtProfileSerial) {
config->adv_service_uuid |= furi_hal_version_get_hw_color();
} else if(profile == FuriHalBtProfileHidKeyboard) {
// Change MAC address for HID profile
config->mac_address[2]++;
// Change name Flipper -> Control
const char* clicker_str = "Control";
memcpy(&config->adv_name[1], clicker_str, strlen(clicker_str));
}
if(!gap_init(config, event_cb, context)) {
gap_thread_stop();
FURI_LOG_E(TAG, "Failed to init GAP");
break;
}
// Start selected profile services
if(furi_hal_bt_is_ble_gatt_gap_supported()) {
profile_config[profile].start();
}
ret = true;
} while(false);
current_profile = &profile_config[profile];
return ret;
}
void furi_hal_bt_reinit() {
furi_hal_power_insomnia_enter();
FURI_LOG_I(TAG, "Disconnect and stop advertising");
furi_hal_bt_stop_advertising();
FURI_LOG_I(TAG, "Stop current profile services");
current_profile->stop();
// Magic happens here
hci_reset();
FURI_LOG_I(TAG, "Stop BLE related RTOS threads");
ble_app_thread_stop();
gap_thread_stop();
FURI_LOG_I(TAG, "Reset SHCI");
furi_check(ble_glue_reinit_c2());
furi_delay_ms(100);
ble_glue_thread_stop();
furi_hal_bus_disable(FuriHalBusHSEM);
furi_hal_bus_disable(FuriHalBusIPCC);
furi_hal_bus_disable(FuriHalBusAES2);
furi_hal_bus_disable(FuriHalBusPKA);
furi_hal_bus_disable(FuriHalBusCRC);
FURI_LOG_I(TAG, "Start BT initialization");
furi_hal_bt_init();
furi_hal_bt_start_radio_stack();
furi_hal_power_insomnia_exit();
}
bool furi_hal_bt_change_app(FuriHalBtProfile profile, GapEventCallback event_cb, void* context) {
furi_assert(event_cb);
furi_assert(profile < FuriHalBtProfileNumber);
bool ret = true;
furi_hal_bt_reinit();
ret = furi_hal_bt_start_app(profile, event_cb, context);
if(ret) {
current_profile = &profile_config[profile];
}
return ret;
}
bool furi_hal_bt_is_active() {
return gap_get_state() > GapStateIdle;
}
void furi_hal_bt_start_advertising() {
if(gap_get_state() == GapStateIdle) {
gap_start_advertising();
}
}
void furi_hal_bt_stop_advertising() {
if(furi_hal_bt_is_active()) {
gap_stop_advertising();
while(furi_hal_bt_is_active()) {
furi_delay_tick(1);
}
}
}
void furi_hal_bt_update_battery_level(uint8_t battery_level) {
if(battery_svc_is_started()) {
battery_svc_update_level(battery_level);
}
}
void furi_hal_bt_update_power_state() {
if(battery_svc_is_started()) {
battery_svc_update_power_state();
}
}
void furi_hal_bt_get_key_storage_buff(uint8_t** key_buff_addr, uint16_t* key_buff_size) {
ble_app_get_key_storage_buff(key_buff_addr, key_buff_size);
}
void furi_hal_bt_set_key_storage_change_callback(
BleGlueKeyStorageChangedCallback callback,
void* context) {
furi_assert(callback);
ble_glue_set_key_storage_changed_callback(callback, context);
}
void furi_hal_bt_nvm_sram_sem_acquire() {
while(LL_HSEM_1StepLock(HSEM, CFG_HW_BLE_NVM_SRAM_SEMID)) {
furi_thread_yield();
}
}
void furi_hal_bt_nvm_sram_sem_release() {
LL_HSEM_ReleaseLock(HSEM, CFG_HW_BLE_NVM_SRAM_SEMID, 0);
}
bool furi_hal_bt_clear_white_list() {
furi_hal_bt_nvm_sram_sem_acquire();
tBleStatus status = aci_gap_clear_security_db();
if(status) {
FURI_LOG_E(TAG, "Clear while list failed with status %d", status);
}
furi_hal_bt_nvm_sram_sem_release();
return status != BLE_STATUS_SUCCESS;
}
void furi_hal_bt_dump_state(FuriString* buffer) {
if(furi_hal_bt_is_alive()) {
uint8_t HCI_Version;
uint16_t HCI_Revision;
uint8_t LMP_PAL_Version;
uint16_t Manufacturer_Name;
uint16_t LMP_PAL_Subversion;
tBleStatus ret = hci_read_local_version_information(
&HCI_Version, &HCI_Revision, &LMP_PAL_Version, &Manufacturer_Name, &LMP_PAL_Subversion);
furi_string_cat_printf(
buffer,
"Ret: %d, HCI_Version: %d, HCI_Revision: %d, LMP_PAL_Version: %d, Manufacturer_Name: %d, LMP_PAL_Subversion: %d",
ret,
HCI_Version,
HCI_Revision,
LMP_PAL_Version,
Manufacturer_Name,
LMP_PAL_Subversion);
} else {
furi_string_cat_printf(buffer, "BLE not ready");
}
}
bool furi_hal_bt_is_alive() {
return ble_glue_is_alive();
}
void furi_hal_bt_start_tone_tx(uint8_t channel, uint8_t power) {
aci_hal_set_tx_power_level(0, power);
aci_hal_tone_start(channel, 0);
}
void furi_hal_bt_stop_tone_tx() {
aci_hal_tone_stop();
}
void furi_hal_bt_start_packet_tx(uint8_t channel, uint8_t pattern, uint8_t datarate) {
hci_le_enhanced_transmitter_test(channel, 0x25, pattern, datarate);
}
void furi_hal_bt_start_packet_rx(uint8_t channel, uint8_t datarate) {
hci_le_enhanced_receiver_test(channel, datarate, 0);
}
uint16_t furi_hal_bt_stop_packet_test() {
uint16_t num_of_packets = 0;
hci_le_test_end(&num_of_packets);
return num_of_packets;
}
void furi_hal_bt_start_rx(uint8_t channel) {
aci_hal_rx_start(channel);
}
float furi_hal_bt_get_rssi() {
float val;
uint8_t rssi_raw[3];
if(aci_hal_read_raw_rssi(rssi_raw) != BLE_STATUS_SUCCESS) {
return 0.0f;
}
// Some ST magic with rssi
uint8_t agc = rssi_raw[2] & 0xFF;
int rssi = (((int)rssi_raw[1] << 8) & 0xFF00) + (rssi_raw[0] & 0xFF);
if(rssi == 0 || agc > 11) {
val = -127.0;
} else {
val = agc * 6.0f - 127.0f;
while(rssi > 30) {
val += 6.0;
rssi >>= 1;
}
val += (float)((417 * rssi + 18080) >> 10);
}
return val;
}
uint32_t furi_hal_bt_get_transmitted_packets() {
uint32_t packets = 0;
aci_hal_le_tx_test_packet_number(&packets);
return packets;
}
void furi_hal_bt_stop_rx() {
aci_hal_rx_stop();
}
bool furi_hal_bt_ensure_c2_mode(BleGlueC2Mode mode) {
BleGlueCommandResult fw_start_res = ble_glue_force_c2_mode(mode);
if(fw_start_res == BleGlueCommandResultOK) {
return true;
} else if(fw_start_res == BleGlueCommandResultRestartPending) {
// Do nothing and wait for system reset
furi_delay_ms(C2_MODE_SWITCH_TIMEOUT);
furi_crash("Waiting for FUS->radio stack transition");
return true;
}
FURI_LOG_E(TAG, "Failed to switch C2 mode: %d", fw_start_res);
return false;
}
const FuriHalBtHardfaultInfo* furi_hal_bt_get_hardfault_info() {
/* AN5289, 4.8.2 */
const FuriHalBtHardfaultInfo* info = (FuriHalBtHardfaultInfo*)(SRAM2A_BASE);
if(info->magic != FURI_HAL_BT_HARDFAULT_INFO_MAGIC) {
return NULL;
}
return info;
}
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#include <furi_hal_bt_hid.h>
#include <furi_hal_usb_hid.h>
#include <services/dev_info_service.h>
#include <services/battery_service.h>
#include <services/hid_service.h>
#include <furi.h>
#include <usb_hid.h>
#define FURI_HAL_BT_INFO_BASE_USB_SPECIFICATION (0x0101)
#define FURI_HAL_BT_INFO_COUNTRY_CODE (0x00)
#define FURI_HAL_BT_HID_INFO_FLAG_REMOTE_WAKE_MSK (0x01)
#define FURI_HAL_BT_HID_INFO_FLAG_NORMALLY_CONNECTABLE_MSK (0x02)
#define FURI_HAL_BT_HID_KB_MAX_KEYS 6
#define FURI_HAL_BT_HID_CONSUMER_MAX_KEYS 1
// Report ids cant be 0
enum HidReportId {
ReportIdKeyboard = 1,
ReportIdMouse = 2,
ReportIdConsumer = 3,
};
// Report numbers corresponded to the report id with an offset of 1
enum HidInputNumber {
ReportNumberKeyboard = 0,
ReportNumberMouse = 1,
ReportNumberConsumer = 2,
};
typedef struct {
uint8_t mods;
uint8_t reserved;
uint8_t key[FURI_HAL_BT_HID_KB_MAX_KEYS];
} __attribute__((__packed__)) FuriHalBtHidKbReport;
typedef struct {
uint8_t btn;
int8_t x;
int8_t y;
int8_t wheel;
} __attribute__((__packed__)) FuriHalBtHidMouseReport;
typedef struct {
uint16_t key[FURI_HAL_BT_HID_CONSUMER_MAX_KEYS];
} __attribute__((__packed__)) FuriHalBtHidConsumerReport;
// keyboard+mouse+consumer hid report
static const uint8_t furi_hal_bt_hid_report_map_data[] = {
// Keyboard Report
HID_USAGE_PAGE(HID_PAGE_DESKTOP),
HID_USAGE(HID_DESKTOP_KEYBOARD),
HID_COLLECTION(HID_APPLICATION_COLLECTION),
HID_REPORT_ID(ReportIdKeyboard),
HID_USAGE_PAGE(HID_DESKTOP_KEYPAD),
HID_USAGE_MINIMUM(HID_KEYBOARD_L_CTRL),
HID_USAGE_MAXIMUM(HID_KEYBOARD_R_GUI),
HID_LOGICAL_MINIMUM(0),
HID_LOGICAL_MAXIMUM(1),
HID_REPORT_SIZE(1),
HID_REPORT_COUNT(8),
HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_REPORT_COUNT(1),
HID_REPORT_SIZE(8),
HID_INPUT(HID_IOF_CONSTANT | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_USAGE_PAGE(HID_PAGE_LED),
HID_REPORT_COUNT(8),
HID_REPORT_SIZE(1),
HID_USAGE_MINIMUM(1),
HID_USAGE_MAXIMUM(8),
HID_OUTPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_REPORT_COUNT(FURI_HAL_BT_HID_KB_MAX_KEYS),
HID_REPORT_SIZE(8),
HID_LOGICAL_MINIMUM(0),
HID_LOGICAL_MAXIMUM(101),
HID_USAGE_PAGE(HID_DESKTOP_KEYPAD),
HID_USAGE_MINIMUM(0),
HID_USAGE_MAXIMUM(101),
HID_INPUT(HID_IOF_DATA | HID_IOF_ARRAY | HID_IOF_ABSOLUTE),
HID_END_COLLECTION,
// Mouse Report
HID_USAGE_PAGE(HID_PAGE_DESKTOP),
HID_USAGE(HID_DESKTOP_MOUSE),
HID_COLLECTION(HID_APPLICATION_COLLECTION),
HID_USAGE(HID_DESKTOP_POINTER),
HID_COLLECTION(HID_PHYSICAL_COLLECTION),
HID_REPORT_ID(ReportIdMouse),
HID_USAGE_PAGE(HID_PAGE_BUTTON),
HID_USAGE_MINIMUM(1),
HID_USAGE_MAXIMUM(3),
HID_LOGICAL_MINIMUM(0),
HID_LOGICAL_MAXIMUM(1),
HID_REPORT_COUNT(3),
HID_REPORT_SIZE(1),
HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_REPORT_SIZE(1),
HID_REPORT_COUNT(5),
HID_INPUT(HID_IOF_CONSTANT | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_USAGE_PAGE(HID_PAGE_DESKTOP),
HID_USAGE(HID_DESKTOP_X),
HID_USAGE(HID_DESKTOP_Y),
HID_USAGE(HID_DESKTOP_WHEEL),
HID_LOGICAL_MINIMUM(-127),
HID_LOGICAL_MAXIMUM(127),
HID_REPORT_SIZE(8),
HID_REPORT_COUNT(3),
HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_RELATIVE),
HID_END_COLLECTION,
HID_END_COLLECTION,
// Consumer Report
HID_USAGE_PAGE(HID_PAGE_CONSUMER),
HID_USAGE(HID_CONSUMER_CONTROL),
HID_COLLECTION(HID_APPLICATION_COLLECTION),
HID_REPORT_ID(ReportIdConsumer),
HID_LOGICAL_MINIMUM(0),
HID_RI_LOGICAL_MAXIMUM(16, 0x3FF),
HID_USAGE_MINIMUM(0),
HID_RI_USAGE_MAXIMUM(16, 0x3FF),
HID_REPORT_COUNT(FURI_HAL_BT_HID_CONSUMER_MAX_KEYS),
HID_REPORT_SIZE(16),
HID_INPUT(HID_IOF_DATA | HID_IOF_ARRAY | HID_IOF_ABSOLUTE),
HID_END_COLLECTION,
};
FuriHalBtHidKbReport* kb_report = NULL;
FuriHalBtHidMouseReport* mouse_report = NULL;
FuriHalBtHidConsumerReport* consumer_report = NULL;
void furi_hal_bt_hid_start() {
// Start device info
if(!dev_info_svc_is_started()) {
dev_info_svc_start();
}
// Start battery service
if(!battery_svc_is_started()) {
battery_svc_start();
}
// Start HID service
if(!hid_svc_is_started()) {
hid_svc_start();
}
// Configure HID Keyboard
kb_report = malloc(sizeof(FuriHalBtHidKbReport));
mouse_report = malloc(sizeof(FuriHalBtHidMouseReport));
consumer_report = malloc(sizeof(FuriHalBtHidConsumerReport));
// Configure Report Map characteristic
hid_svc_update_report_map(
furi_hal_bt_hid_report_map_data, sizeof(furi_hal_bt_hid_report_map_data));
// Configure HID Information characteristic
uint8_t hid_info_val[4] = {
FURI_HAL_BT_INFO_BASE_USB_SPECIFICATION & 0x00ff,
(FURI_HAL_BT_INFO_BASE_USB_SPECIFICATION & 0xff00) >> 8,
FURI_HAL_BT_INFO_COUNTRY_CODE,
FURI_HAL_BT_HID_INFO_FLAG_REMOTE_WAKE_MSK |
FURI_HAL_BT_HID_INFO_FLAG_NORMALLY_CONNECTABLE_MSK,
};
hid_svc_update_info(hid_info_val);
}
void furi_hal_bt_hid_stop() {
furi_assert(kb_report);
furi_assert(mouse_report);
furi_assert(consumer_report);
// Stop all services
if(dev_info_svc_is_started()) {
dev_info_svc_stop();
}
if(battery_svc_is_started()) {
battery_svc_stop();
}
if(hid_svc_is_started()) {
hid_svc_stop();
}
free(kb_report);
free(mouse_report);
free(consumer_report);
kb_report = NULL;
mouse_report = NULL;
consumer_report = NULL;
}
bool furi_hal_bt_hid_kb_press(uint16_t button) {
furi_assert(kb_report);
for(uint8_t i = 0; i < FURI_HAL_BT_HID_KB_MAX_KEYS; i++) {
if(kb_report->key[i] == 0) {
kb_report->key[i] = button & 0xFF;
break;
}
}
kb_report->mods |= (button >> 8);
return hid_svc_update_input_report(
ReportNumberKeyboard, (uint8_t*)kb_report, sizeof(FuriHalBtHidKbReport));
}
bool furi_hal_bt_hid_kb_release(uint16_t button) {
furi_assert(kb_report);
for(uint8_t i = 0; i < FURI_HAL_BT_HID_KB_MAX_KEYS; i++) {
if(kb_report->key[i] == (button & 0xFF)) {
kb_report->key[i] = 0;
break;
}
}
kb_report->mods &= ~(button >> 8);
return hid_svc_update_input_report(
ReportNumberKeyboard, (uint8_t*)kb_report, sizeof(FuriHalBtHidKbReport));
}
bool furi_hal_bt_hid_kb_release_all() {
furi_assert(kb_report);
for(uint8_t i = 0; i < FURI_HAL_BT_HID_KB_MAX_KEYS; i++) {
kb_report->key[i] = 0;
}
kb_report->mods = 0;
return hid_svc_update_input_report(
ReportNumberKeyboard, (uint8_t*)kb_report, sizeof(FuriHalBtHidKbReport));
}
bool furi_hal_bt_hid_consumer_key_press(uint16_t button) {
furi_assert(consumer_report);
for(uint8_t i = 0; i < FURI_HAL_BT_HID_CONSUMER_MAX_KEYS; i++) { //-V1008
if(consumer_report->key[i] == 0) {
consumer_report->key[i] = button;
break;
}
}
return hid_svc_update_input_report(
ReportNumberConsumer, (uint8_t*)consumer_report, sizeof(FuriHalBtHidConsumerReport));
}
bool furi_hal_bt_hid_consumer_key_release(uint16_t button) {
furi_assert(consumer_report);
for(uint8_t i = 0; i < FURI_HAL_BT_HID_CONSUMER_MAX_KEYS; i++) { //-V1008
if(consumer_report->key[i] == button) {
consumer_report->key[i] = 0;
break;
}
}
return hid_svc_update_input_report(
ReportNumberConsumer, (uint8_t*)consumer_report, sizeof(FuriHalBtHidConsumerReport));
}
bool furi_hal_bt_hid_consumer_key_release_all() {
furi_assert(consumer_report);
for(uint8_t i = 0; i < FURI_HAL_BT_HID_CONSUMER_MAX_KEYS; i++) { //-V1008
consumer_report->key[i] = 0;
}
return hid_svc_update_input_report(
ReportNumberConsumer, (uint8_t*)consumer_report, sizeof(FuriHalBtHidConsumerReport));
}
bool furi_hal_bt_hid_mouse_move(int8_t dx, int8_t dy) {
furi_assert(mouse_report);
mouse_report->x = dx;
mouse_report->y = dy;
bool state = hid_svc_update_input_report(
ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
mouse_report->x = 0;
mouse_report->y = 0;
return state;
}
bool furi_hal_bt_hid_mouse_press(uint8_t button) {
furi_assert(mouse_report);
mouse_report->btn |= button;
return hid_svc_update_input_report(
ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
}
bool furi_hal_bt_hid_mouse_release(uint8_t button) {
furi_assert(mouse_report);
mouse_report->btn &= ~button;
return hid_svc_update_input_report(
ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
}
bool furi_hal_bt_hid_mouse_release_all() {
furi_assert(mouse_report);
mouse_report->btn = 0;
return hid_svc_update_input_report(
ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
}
bool furi_hal_bt_hid_mouse_scroll(int8_t delta) {
furi_assert(mouse_report);
mouse_report->wheel = delta;
bool state = hid_svc_update_input_report(
ReportNumberMouse, (uint8_t*)mouse_report, sizeof(FuriHalBtHidMouseReport));
mouse_report->wheel = 0;
return state;
}
+64
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#include <furi_hal_bt_serial.h>
#include <services/dev_info_service.h>
#include <services/battery_service.h>
#include <services/serial_service.h>
#include <furi.h>
void furi_hal_bt_serial_start() {
// Start device info
if(!dev_info_svc_is_started()) {
dev_info_svc_start();
}
// Start battery service
if(!battery_svc_is_started()) {
battery_svc_start();
}
// Start Serial service
if(!serial_svc_is_started()) {
serial_svc_start();
}
}
void furi_hal_bt_serial_set_event_callback(
uint16_t buff_size,
FuriHalBtSerialCallback callback,
void* context) {
serial_svc_set_callbacks(buff_size, callback, context);
}
void furi_hal_bt_serial_notify_buffer_is_empty() {
serial_svc_notify_buffer_is_empty();
}
void furi_hal_bt_serial_set_rpc_status(FuriHalBtSerialRpcStatus status) {
SerialServiceRpcStatus st;
if(status == FuriHalBtSerialRpcStatusActive) {
st = SerialServiceRpcStatusActive;
} else {
st = SerialServiceRpcStatusNotActive;
}
serial_svc_set_rpc_status(st);
}
bool furi_hal_bt_serial_tx(uint8_t* data, uint16_t size) {
if(size > FURI_HAL_BT_SERIAL_PACKET_SIZE_MAX) {
return false;
}
return serial_svc_update_tx(data, size);
}
void furi_hal_bt_serial_stop() {
// Stop all services
if(dev_info_svc_is_started()) {
dev_info_svc_stop();
}
// Start battery service
if(battery_svc_is_started()) {
battery_svc_stop();
}
// Start Serial service
if(serial_svc_is_started()) {
serial_svc_stop();
}
}
+302
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#include <furi_hal_bus.h>
#include <furi.h>
#include <stm32wbxx_ll_bus.h>
/* Bus bitmask definitions */
#define FURI_HAL_BUS_IGNORE (0x0U)
#define FURI_HAL_BUS_AHB1_GRP1 \
(LL_AHB1_GRP1_PERIPH_DMA1 | LL_AHB1_GRP1_PERIPH_DMA2 | LL_AHB1_GRP1_PERIPH_DMAMUX1 | \
LL_AHB1_GRP1_PERIPH_CRC | LL_AHB1_GRP1_PERIPH_TSC)
#if defined(ADC_SUPPORT_5_MSPS)
#define FURI_HAL_BUS_AHB2_GRP1 \
(LL_AHB2_GRP1_PERIPH_GPIOA | LL_AHB2_GRP1_PERIPH_GPIOB | LL_AHB2_GRP1_PERIPH_GPIOC | \
LL_AHB2_GRP1_PERIPH_GPIOD | LL_AHB2_GRP1_PERIPH_GPIOE | LL_AHB2_GRP1_PERIPH_GPIOH | \
LL_AHB2_GRP1_PERIPH_ADC | LL_AHB2_GRP1_PERIPH_AES1)
#define FURI_HAL_BUS_APB2_GRP1 \
(LL_APB2_GRP1_PERIPH_TIM1 | LL_APB2_GRP1_PERIPH_SPI1 | LL_APB2_GRP1_PERIPH_USART1 | \
LL_APB2_GRP1_PERIPH_TIM16 | LL_APB2_GRP1_PERIPH_TIM17 | LL_APB2_GRP1_PERIPH_SAI1)
#else
#define FURI_HAL_BUS_AHB2_GRP1 \
(LL_AHB2_GRP1_PERIPH_GPIOA | LL_AHB2_GRP1_PERIPH_GPIOB | LL_AHB2_GRP1_PERIPH_GPIOC | \
LL_AHB2_GRP1_PERIPH_GPIOD | LL_AHB2_GRP1_PERIPH_GPIOE | LL_AHB2_GRP1_PERIPH_GPIOH | \
LL_AHB2_GRP1_PERIPH_AES1)
#define FURI_HAL_BUS_APB2_GRP1 \
(LL_APB2_GRP1_PERIPH_ADC | LL_APB2_GRP1_PERIPH_TIM1 | LL_APB2_GRP1_PERIPH_SPI1 | \
LL_APB2_GRP1_PERIPH_USART1 | LL_APB2_GRP1_PERIPH_TIM16 | LL_APB2_GRP1_PERIPH_TIM17 | \
LL_APB2_GRP1_PERIPH_SAI1)
#endif
#define FURI_HAL_BUS_AHB3_GRP1 \
(LL_AHB3_GRP1_PERIPH_QUADSPI | LL_AHB3_GRP1_PERIPH_PKA | LL_AHB3_GRP1_PERIPH_AES2 | \
LL_AHB3_GRP1_PERIPH_RNG | LL_AHB3_GRP1_PERIPH_HSEM | LL_AHB3_GRP1_PERIPH_IPCC)
// LL_AHB3_GRP1_PERIPH_FLASH enabled by default
#define FURI_HAL_BUS_APB1_GRP1 \
(LL_APB1_GRP1_PERIPH_TIM2 | LL_APB1_GRP1_PERIPH_LCD | LL_APB1_GRP1_PERIPH_SPI2 | \
LL_APB1_GRP1_PERIPH_I2C1 | LL_APB1_GRP1_PERIPH_I2C3 | LL_APB1_GRP1_PERIPH_CRS | \
LL_APB1_GRP1_PERIPH_USB | LL_APB1_GRP1_PERIPH_LPTIM1)
#define FURI_HAL_BUS_APB1_GRP2 (LL_APB1_GRP2_PERIPH_LPUART1 | LL_APB1_GRP2_PERIPH_LPTIM2)
#define FURI_HAL_BUS_APB3_GRP1 (LL_APB3_GRP1_PERIPH_RF)
/* Test macro definitions */
#define FURI_HAL_BUS_IS_ALL_CLEAR(reg, value) (READ_BIT((reg), (value)) == 0UL)
#define FURI_HAL_BUS_IS_ALL_SET(reg, value) (READ_BIT((reg), (value)) == (value))
#define FURI_HAL_BUS_IS_CLOCK_ENABLED(bus, value, ...) \
(FURI_HAL_BUS_IS_ALL_SET(RCC->bus##ENR##__VA_ARGS__, (value)))
#define FURI_HAL_BUS_IS_CLOCK_DISABLED(bus, value, ...) \
(FURI_HAL_BUS_IS_ALL_CLEAR(RCC->bus##ENR##__VA_ARGS__, (value)))
#define FURI_HAL_BUS_IS_RESET_ASSERTED(bus, value, ...) \
(FURI_HAL_BUS_IS_ALL_SET(RCC->bus##RSTR##__VA_ARGS__, (value)))
#define FURI_HAL_BUS_IS_RESET_DEASSERTED(bus, value, ...) \
(FURI_HAL_BUS_IS_ALL_CLEAR(RCC->bus##RSTR##__VA_ARGS__, (value)))
#define FURI_HAL_BUS_IS_PERIPH_ENABLED(bus, value, ...) \
(FURI_HAL_BUS_IS_RESET_DEASSERTED(bus, (value), __VA_ARGS__) && \
FURI_HAL_BUS_IS_CLOCK_ENABLED(bus, (value), __VA_ARGS__))
#define FURI_HAL_BUS_IS_PERIPH_DISABLED(bus, value, ...) \
(FURI_HAL_BUS_IS_CLOCK_DISABLED(bus, (value), __VA_ARGS__) && \
FURI_HAL_BUS_IS_RESET_ASSERTED(bus, (value), __VA_ARGS__))
/* Control macro definitions */
#define FURI_HAL_BUS_RESET_ASSERT(bus, value, grp) LL_##bus##_GRP##grp##_ForceReset(value)
#define FURI_HAL_BUS_RESET_DEASSERT(bus, value, grp) LL_##bus##_GRP##grp##_ReleaseReset(value)
#define FURI_HAL_BUS_CLOCK_ENABLE(bus, value, grp) LL_##bus##_GRP##grp##_EnableClock(value)
#define FURI_HAL_BUS_CLOCK_DISABLE(bus, value, grp) LL_##bus##_GRP##grp##_DisableClock(value)
#define FURI_HAL_BUS_PERIPH_ENABLE(bus, value, grp) \
FURI_HAL_BUS_CLOCK_ENABLE(bus, value, grp); \
FURI_HAL_BUS_RESET_DEASSERT(bus, value, grp)
#define FURI_HAL_BUS_PERIPH_DISABLE(bus, value, grp) \
FURI_HAL_BUS_RESET_ASSERT(bus, value, grp); \
FURI_HAL_BUS_CLOCK_DISABLE(bus, value, grp)
#define FURI_HAL_BUS_PERIPH_RESET(bus, value, grp) \
FURI_HAL_BUS_RESET_ASSERT(bus, value, grp); \
FURI_HAL_BUS_RESET_DEASSERT(bus, value, grp)
static const uint32_t furi_hal_bus[] = {
[FuriHalBusAHB1_GRP1] = FURI_HAL_BUS_IGNORE,
[FuriHalBusDMA1] = LL_AHB1_GRP1_PERIPH_DMA1,
[FuriHalBusDMA2] = LL_AHB1_GRP1_PERIPH_DMA2,
[FuriHalBusDMAMUX1] = LL_AHB1_GRP1_PERIPH_DMAMUX1,
[FuriHalBusCRC] = LL_AHB1_GRP1_PERIPH_CRC,
[FuriHalBusTSC] = LL_AHB1_GRP1_PERIPH_TSC,
[FuriHalBusAHB2_GRP1] = FURI_HAL_BUS_IGNORE,
[FuriHalBusGPIOA] = LL_AHB2_GRP1_PERIPH_GPIOA,
[FuriHalBusGPIOB] = LL_AHB2_GRP1_PERIPH_GPIOB,
[FuriHalBusGPIOC] = LL_AHB2_GRP1_PERIPH_GPIOC,
[FuriHalBusGPIOD] = LL_AHB2_GRP1_PERIPH_GPIOD,
[FuriHalBusGPIOE] = LL_AHB2_GRP1_PERIPH_GPIOE,
[FuriHalBusGPIOH] = LL_AHB2_GRP1_PERIPH_GPIOH,
#if defined(ADC_SUPPORT_5_MSPS)
[FuriHalBusADC] = LL_AHB2_GRP1_PERIPH_ADC,
#endif
[FuriHalBusAES1] = LL_AHB2_GRP1_PERIPH_AES1,
[FuriHalBusAHB3_GRP1] = FURI_HAL_BUS_IGNORE,
[FuriHalBusQUADSPI] = LL_AHB3_GRP1_PERIPH_QUADSPI,
[FuriHalBusPKA] = LL_AHB3_GRP1_PERIPH_PKA,
[FuriHalBusAES2] = LL_AHB3_GRP1_PERIPH_AES2,
[FuriHalBusRNG] = LL_AHB3_GRP1_PERIPH_RNG,
[FuriHalBusHSEM] = LL_AHB3_GRP1_PERIPH_HSEM,
[FuriHalBusIPCC] = LL_AHB3_GRP1_PERIPH_IPCC,
[FuriHalBusFLASH] = LL_AHB3_GRP1_PERIPH_FLASH,
[FuriHalBusAPB1_GRP1] = FURI_HAL_BUS_APB1_GRP1,
[FuriHalBusTIM2] = LL_APB1_GRP1_PERIPH_TIM2,
[FuriHalBusLCD] = LL_APB1_GRP1_PERIPH_LCD,
[FuriHalBusSPI2] = LL_APB1_GRP1_PERIPH_SPI2,
[FuriHalBusI2C1] = LL_APB1_GRP1_PERIPH_I2C1,
[FuriHalBusI2C3] = LL_APB1_GRP1_PERIPH_I2C3,
[FuriHalBusCRS] = LL_APB1_GRP1_PERIPH_CRS,
[FuriHalBusUSB] = LL_APB1_GRP1_PERIPH_USB,
[FuriHalBusLPTIM1] = LL_APB1_GRP1_PERIPH_LPTIM1,
[FuriHalBusAPB1_GRP2] = FURI_HAL_BUS_APB1_GRP2,
[FuriHalBusLPUART1] = LL_APB1_GRP2_PERIPH_LPUART1,
[FuriHalBusLPTIM2] = LL_APB1_GRP2_PERIPH_LPTIM2,
[FuriHalBusAPB2_GRP1] = FURI_HAL_BUS_APB2_GRP1,
#if defined(ADC_SUPPORT_2_5_MSPS)
[FuriHalBusADC] = LL_APB2_GRP1_PERIPH_ADC,
#endif
[FuriHalBusTIM1] = LL_APB2_GRP1_PERIPH_TIM1,
[FuriHalBusSPI1] = LL_APB2_GRP1_PERIPH_SPI1,
[FuriHalBusUSART1] = LL_APB2_GRP1_PERIPH_USART1,
[FuriHalBusTIM16] = LL_APB2_GRP1_PERIPH_TIM16,
[FuriHalBusTIM17] = LL_APB2_GRP1_PERIPH_TIM17,
[FuriHalBusSAI1] = LL_APB2_GRP1_PERIPH_SAI1,
[FuriHalBusAPB3_GRP1] = FURI_HAL_BUS_IGNORE, // APB3_GRP1 clocking cannot be changed
[FuriHalBusRF] = LL_APB3_GRP1_PERIPH_RF,
};
void furi_hal_bus_init_early() {
FURI_CRITICAL_ENTER();
// FURI_HAL_BUS_PERIPH_DISABLE(AHB1, FURI_HAL_BUS_AHB1_GRP1, 1);
// FURI_HAL_BUS_PERIPH_DISABLE(AHB2, FURI_HAL_BUS_AHB2_GRP1, 1);
// FURI_HAL_BUS_PERIPH_DISABLE(AHB3, FURI_HAL_BUS_AHB3_GRP1, 1);
FURI_HAL_BUS_PERIPH_DISABLE(APB1, FURI_HAL_BUS_APB1_GRP1, 1);
FURI_HAL_BUS_PERIPH_DISABLE(APB1, FURI_HAL_BUS_APB1_GRP2, 2);
FURI_HAL_BUS_PERIPH_DISABLE(APB2, FURI_HAL_BUS_APB2_GRP1, 1);
FURI_HAL_BUS_RESET_ASSERT(APB3, FURI_HAL_BUS_APB3_GRP1, 1);
FURI_CRITICAL_EXIT();
}
void furi_hal_bus_deinit_early() {
FURI_CRITICAL_ENTER();
// FURI_HAL_BUS_PERIPH_ENABLE(AHB1, FURI_HAL_BUS_AHB1_GRP1, 1);
// FURI_HAL_BUS_PERIPH_ENABLE(AHB2, FURI_HAL_BUS_AHB2_GRP1, 1);
// FURI_HAL_BUS_PERIPH_ENABLE(AHB3, FURI_HAL_BUS_AHB3_GRP1, 1);
FURI_HAL_BUS_PERIPH_ENABLE(APB1, FURI_HAL_BUS_APB1_GRP1, 1);
FURI_HAL_BUS_PERIPH_ENABLE(APB1, FURI_HAL_BUS_APB1_GRP2, 2);
FURI_HAL_BUS_PERIPH_ENABLE(APB2, FURI_HAL_BUS_APB2_GRP1, 1);
FURI_HAL_BUS_RESET_DEASSERT(APB3, FURI_HAL_BUS_APB3_GRP1, 1);
FURI_CRITICAL_EXIT();
}
void furi_hal_bus_enable(FuriHalBus bus) {
furi_check(bus < FuriHalBusMAX);
const uint32_t value = furi_hal_bus[bus];
if(!value) {
return;
}
FURI_CRITICAL_ENTER();
if(bus < FuriHalBusAHB2_GRP1) {
// furi_check(FURI_HAL_BUS_IS_PERIPH_DISABLED(AHB1, value));
FURI_HAL_BUS_PERIPH_ENABLE(AHB1, value, 1);
} else if(bus < FuriHalBusAHB3_GRP1) {
// furi_check(FURI_HAL_BUS_IS_PERIPH_DISABLED(AHB2, value));
FURI_HAL_BUS_PERIPH_ENABLE(AHB2, value, 1);
} else if(bus < FuriHalBusAPB1_GRP1) {
// furi_check(FURI_HAL_BUS_IS_PERIPH_DISABLED(AHB3, value));
FURI_HAL_BUS_PERIPH_ENABLE(AHB3, value, 1);
} else if(bus < FuriHalBusAPB1_GRP2) {
furi_check(FURI_HAL_BUS_IS_PERIPH_DISABLED(APB1, value, 1));
FURI_HAL_BUS_PERIPH_ENABLE(APB1, value, 1);
} else if(bus < FuriHalBusAPB2_GRP1) {
furi_check(FURI_HAL_BUS_IS_PERIPH_DISABLED(APB1, value, 2));
FURI_HAL_BUS_PERIPH_ENABLE(APB1, value, 2);
} else if(bus < FuriHalBusAPB3_GRP1) {
furi_check(FURI_HAL_BUS_IS_PERIPH_DISABLED(APB2, value));
FURI_HAL_BUS_PERIPH_ENABLE(APB2, value, 1);
} else {
furi_check(FURI_HAL_BUS_IS_RESET_ASSERTED(APB3, value));
FURI_HAL_BUS_RESET_DEASSERT(APB3, FURI_HAL_BUS_APB3_GRP1, 1);
}
FURI_CRITICAL_EXIT();
}
void furi_hal_bus_reset(FuriHalBus bus) {
furi_check(bus < FuriHalBusMAX);
const uint32_t value = furi_hal_bus[bus];
if(!value) {
return;
}
FURI_CRITICAL_ENTER();
if(bus < FuriHalBusAHB2_GRP1) {
// furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(AHB1, value));
FURI_HAL_BUS_PERIPH_RESET(AHB1, value, 1);
} else if(bus < FuriHalBusAHB3_GRP1) {
// furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(AHB2, value));
FURI_HAL_BUS_PERIPH_RESET(AHB2, value, 1);
} else if(bus < FuriHalBusAPB1_GRP1) {
// furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(AHB3, value));
FURI_HAL_BUS_PERIPH_RESET(AHB3, value, 1);
} else if(bus < FuriHalBusAPB1_GRP2) {
furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(APB1, value, 1));
FURI_HAL_BUS_PERIPH_RESET(APB1, value, 1);
} else if(bus < FuriHalBusAPB2_GRP1) {
furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(APB1, value, 2));
FURI_HAL_BUS_PERIPH_RESET(APB1, value, 2);
} else if(bus < FuriHalBusAPB3_GRP1) {
furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(APB2, value));
FURI_HAL_BUS_PERIPH_RESET(APB2, value, 1);
} else {
furi_check(FURI_HAL_BUS_IS_RESET_DEASSERTED(APB3, value));
FURI_HAL_BUS_PERIPH_RESET(APB3, value, 1);
}
FURI_CRITICAL_EXIT();
}
void furi_hal_bus_disable(FuriHalBus bus) {
furi_check(bus < FuriHalBusMAX);
const uint32_t value = furi_hal_bus[bus];
if(!value) {
return;
}
FURI_CRITICAL_ENTER();
if(bus < FuriHalBusAHB2_GRP1) {
// furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(AHB1, value));
FURI_HAL_BUS_PERIPH_DISABLE(AHB1, value, 1);
} else if(bus < FuriHalBusAHB3_GRP1) {
// furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(AHB2, value));
FURI_HAL_BUS_PERIPH_DISABLE(AHB2, value, 1);
} else if(bus < FuriHalBusAPB1_GRP1) {
// furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(AHB3, value));
FURI_HAL_BUS_PERIPH_DISABLE(AHB3, value, 1);
} else if(bus < FuriHalBusAPB1_GRP2) {
furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(APB1, value, 1));
FURI_HAL_BUS_PERIPH_DISABLE(APB1, value, 1);
} else if(bus < FuriHalBusAPB2_GRP1) {
furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(APB1, value, 2));
FURI_HAL_BUS_PERIPH_DISABLE(APB1, value, 2);
} else if(bus < FuriHalBusAPB3_GRP1) {
furi_check(FURI_HAL_BUS_IS_PERIPH_ENABLED(APB2, value));
FURI_HAL_BUS_PERIPH_DISABLE(APB2, value, 1);
} else {
furi_check(FURI_HAL_BUS_IS_RESET_DEASSERTED(APB3, value));
FURI_HAL_BUS_RESET_ASSERT(APB3, FURI_HAL_BUS_APB3_GRP1, 1);
}
FURI_CRITICAL_EXIT();
}
bool furi_hal_bus_is_enabled(FuriHalBus bus) {
furi_check(bus < FuriHalBusMAX);
const uint32_t value = furi_hal_bus[bus];
if(value == FURI_HAL_BUS_IGNORE) {
return true;
}
bool ret = false;
FURI_CRITICAL_ENTER();
if(bus < FuriHalBusAHB2_GRP1) {
ret = FURI_HAL_BUS_IS_PERIPH_ENABLED(AHB1, value);
} else if(bus < FuriHalBusAHB3_GRP1) {
ret = FURI_HAL_BUS_IS_PERIPH_ENABLED(AHB2, value);
} else if(bus < FuriHalBusAPB1_GRP1) {
ret = FURI_HAL_BUS_IS_PERIPH_ENABLED(AHB3, value);
} else if(bus < FuriHalBusAPB1_GRP2) {
ret = FURI_HAL_BUS_IS_PERIPH_ENABLED(APB1, value, 1);
} else if(bus < FuriHalBusAPB2_GRP1) {
ret = FURI_HAL_BUS_IS_PERIPH_ENABLED(APB1, value, 2);
} else if(bus < FuriHalBusAPB3_GRP1) {
ret = FURI_HAL_BUS_IS_PERIPH_ENABLED(APB2, value);
} else {
ret = FURI_HAL_BUS_IS_RESET_DEASSERTED(APB3, value);
}
FURI_CRITICAL_EXIT();
return ret;
}
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#pragma once
#ifdef __cplusplus
extern "C" {
#endif
#include "stm32wbxx.h"
#include "stdbool.h"
typedef enum {
FuriHalBusAHB1_GRP1,
FuriHalBusDMA1,
FuriHalBusDMA2,
FuriHalBusDMAMUX1,
FuriHalBusCRC,
FuriHalBusTSC,
FuriHalBusAHB2_GRP1,
FuriHalBusGPIOA,
FuriHalBusGPIOB,
FuriHalBusGPIOC,
FuriHalBusGPIOD,
FuriHalBusGPIOE,
FuriHalBusGPIOH,
#if defined(ADC_SUPPORT_5_MSPS)
FuriHalBusADC,
#endif
FuriHalBusAES1,
FuriHalBusAHB3_GRP1,
FuriHalBusQUADSPI,
FuriHalBusPKA,
FuriHalBusAES2,
FuriHalBusRNG,
FuriHalBusHSEM,
FuriHalBusIPCC,
FuriHalBusFLASH,
FuriHalBusAPB1_GRP1,
FuriHalBusTIM2,
FuriHalBusLCD,
FuriHalBusSPI2,
FuriHalBusI2C1,
FuriHalBusI2C3,
FuriHalBusCRS,
FuriHalBusUSB,
FuriHalBusLPTIM1,
FuriHalBusAPB1_GRP2,
FuriHalBusLPUART1,
FuriHalBusLPTIM2,
FuriHalBusAPB2_GRP1,
#if defined(ADC_SUPPORT_2_5_MSPS)
FuriHalBusADC,
#endif
FuriHalBusTIM1,
FuriHalBusSPI1,
FuriHalBusUSART1,
FuriHalBusTIM16,
FuriHalBusTIM17,
FuriHalBusSAI1,
FuriHalBusAPB3_GRP1,
FuriHalBusRF,
FuriHalBusMAX,
} FuriHalBus;
/** Early initialization */
void furi_hal_bus_init_early();
/** Early de-initialization */
void furi_hal_bus_deinit_early();
/**
* Enable a peripheral by turning the clocking on and deasserting the reset.
* @param [in] bus Peripheral to be enabled.
* @warning Peripheral must be in disabled state in order to be enabled.
*/
void furi_hal_bus_enable(FuriHalBus bus);
/**
* Reset a peripheral by sequentially asserting and deasserting the reset.
* @param [in] bus Peripheral to be reset.
* @warning Peripheral must be in enabled state in order to be reset.
*/
void furi_hal_bus_reset(FuriHalBus bus);
/**
* Disable a peripheral by turning the clocking off and asserting the reset.
* @param [in] bus Peripheral to be disabled.
* @warning Peripheral must be in enabled state in order to be disabled.
*/
void furi_hal_bus_disable(FuriHalBus bus);
/** Check if peripheral is enabled
*
* @warning FuriHalBusAPB3_GRP1 is a special group of shared peripherals, for
* core1 its clock is always on and the only status we can report is
* peripheral reset status. Check code and Reference Manual for
* details.
*
* @param[in] bus The peripheral to check
*
* @return true if enabled or always enabled, false otherwise
*/
bool furi_hal_bus_is_enabled(FuriHalBus bus);
#ifdef __cplusplus
}
#endif
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#include <furi_hal_clock.h>
#include <furi_hal_resources.h>
#include <furi.h>
#include <stm32wbxx_ll_pwr.h>
#include <stm32wbxx_ll_rcc.h>
#include <stm32wbxx_ll_hsem.h>
#include <stm32wbxx_ll_utils.h>
#include <stm32wbxx_ll_cortex.h>
#include <hsem_map.h>
#include <interface/patterns/ble_thread/shci/shci.h>
#define TAG "FuriHalClock"
#define CPU_CLOCK_EARLY_HZ 4000000
#define CPU_CLOCK_HSI16_HZ 16000000
#define CPU_CLOCK_HSE_HZ 32000000
#define CPU_CLOCK_PLL_HZ 64000000
#define TICK_INT_PRIORITY 15U
#define HS_CLOCK_IS_READY() (LL_RCC_HSE_IsReady() && LL_RCC_HSI_IsReady())
#define LS_CLOCK_IS_READY() (LL_RCC_LSE_IsReady() && LL_RCC_LSI1_IsReady())
void furi_hal_clock_init_early() {
LL_SetSystemCoreClock(CPU_CLOCK_EARLY_HZ);
LL_Init1msTick(SystemCoreClock);
}
void furi_hal_clock_deinit_early() {
}
void furi_hal_clock_init() {
/* HSE and HSI configuration and activation */
LL_RCC_HSE_SetCapacitorTuning(0x26);
LL_RCC_HSE_Enable();
LL_RCC_HSI_Enable();
while(!HS_CLOCK_IS_READY())
;
/* Select HSI as system clock source after Wake Up from Stop mode
* Must be set before enabling CSS */
LL_RCC_SetClkAfterWakeFromStop(LL_RCC_STOP_WAKEUPCLOCK_HSI);
LL_RCC_HSE_EnableCSS();
/* LSE and LSI1 configuration and activation */
LL_PWR_EnableBkUpAccess();
LL_RCC_LSE_SetDriveCapability(LL_RCC_LSEDRIVE_HIGH);
LL_RCC_LSE_Enable();
LL_RCC_LSI1_Enable();
while(!LS_CLOCK_IS_READY())
;
LL_EXTI_EnableIT_0_31(
LL_EXTI_LINE_18); /* Why? Because that's why. See RM0434, Table 61. CPU1 vector table. */
LL_EXTI_EnableRisingTrig_0_31(LL_EXTI_LINE_18);
LL_RCC_EnableIT_LSECSS();
/* ES0394, extended case of 2.2.2 */
if(!LL_RCC_IsActiveFlag_BORRST()) {
LL_RCC_LSE_EnableCSS();
}
/* Main PLL configuration and activation */
LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLM_DIV_2, 8, LL_RCC_PLLR_DIV_2);
LL_RCC_PLL_Enable();
LL_RCC_PLL_EnableDomain_SYS();
while(LL_RCC_PLL_IsReady() != 1)
;
LL_RCC_PLLSAI1_ConfigDomain_48M(
LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLM_DIV_2, 6, LL_RCC_PLLSAI1Q_DIV_2);
LL_RCC_PLLSAI1_ConfigDomain_ADC(
LL_RCC_PLLSOURCE_HSE, LL_RCC_PLLM_DIV_2, 6, LL_RCC_PLLSAI1R_DIV_2);
LL_RCC_PLLSAI1_Enable();
LL_RCC_PLLSAI1_EnableDomain_48M();
LL_RCC_PLLSAI1_EnableDomain_ADC();
while(LL_RCC_PLLSAI1_IsReady() != 1)
;
/* Sysclk activation on the main PLL */
/* Set CPU1 prescaler */
LL_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_1);
/* Set CPU2 prescaler, from this point we are not allowed to touch it. */
LL_C2_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_2);
/* Prepare Flash memory for work on 64MHz system clock */
LL_FLASH_SetLatency(LL_FLASH_LATENCY_3);
while(LL_FLASH_GetLatency() != LL_FLASH_LATENCY_3)
;
LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL);
while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL)
;
/* Set AHB SHARED prescaler*/
LL_RCC_SetAHB4Prescaler(LL_RCC_SYSCLK_DIV_1);
/* Set APB1 prescaler*/
LL_RCC_SetAPB1Prescaler(LL_RCC_APB1_DIV_1);
/* Set APB2 prescaler*/
LL_RCC_SetAPB2Prescaler(LL_RCC_APB2_DIV_1);
/* Disable MSI */
LL_RCC_MSI_Disable();
while(LL_RCC_MSI_IsReady() != 0)
;
/* Update CMSIS variable (which can be updated also through SystemCoreClockUpdate function) */
LL_SetSystemCoreClock(CPU_CLOCK_PLL_HZ);
/* Update the time base */
LL_Init1msTick(SystemCoreClock);
LL_SYSTICK_EnableIT();
NVIC_SetPriority(
SysTick_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), TICK_INT_PRIORITY, 0));
NVIC_EnableIRQ(SysTick_IRQn);
LL_RCC_SetCLK48ClockSource(LL_RCC_CLK48_CLKSOURCE_PLLSAI1);
LL_RCC_SetSMPSClockSource(LL_RCC_SMPS_CLKSOURCE_HSI);
LL_RCC_SetSMPSPrescaler(LL_RCC_SMPS_DIV_1);
LL_RCC_SetRFWKPClockSource(LL_RCC_RFWKP_CLKSOURCE_LSE);
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_clock_switch_hse2hsi() {
LL_RCC_HSI_Enable();
while(!LL_RCC_HSI_IsReady())
;
LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_HSI);
furi_assert(LL_RCC_GetSMPSClockSelection() == LL_RCC_SMPS_CLKSOURCE_HSI);
while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_HSI)
;
LL_FLASH_SetLatency(LL_FLASH_LATENCY_0);
while(LL_FLASH_GetLatency() != LL_FLASH_LATENCY_0)
;
}
void furi_hal_clock_switch_hsi2hse() {
#ifdef FURI_HAL_CLOCK_TRACK_STARTUP
uint32_t clock_start_time = DWT->CYCCNT;
#endif
LL_RCC_HSE_Enable();
while(!LL_RCC_HSE_IsReady())
;
LL_FLASH_SetLatency(LL_FLASH_LATENCY_1);
while(LL_FLASH_GetLatency() != LL_FLASH_LATENCY_1)
;
LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_HSE);
while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_HSE)
;
#ifdef FURI_HAL_CLOCK_TRACK_STARTUP
uint32_t total = DWT->CYCCNT - clock_start_time;
if(total > (20 * 0x148)) {
furi_crash("Slow HSE/PLL startup");
}
#endif
}
bool furi_hal_clock_switch_hse2pll() {
furi_assert(LL_RCC_GetSysClkSource() == LL_RCC_SYS_CLKSOURCE_STATUS_HSE);
LL_RCC_PLL_Enable();
LL_RCC_PLLSAI1_Enable();
while(!LL_RCC_PLL_IsReady())
;
while(!LL_RCC_PLLSAI1_IsReady())
;
if(SHCI_C2_SetSystemClock(SET_SYSTEM_CLOCK_HSE_TO_PLL) != SHCI_Success) {
return false;
}
furi_check(LL_RCC_GetSysClkSource() == LL_RCC_SYS_CLKSOURCE_STATUS_PLL);
LL_SetSystemCoreClock(CPU_CLOCK_PLL_HZ);
SysTick->LOAD = (uint32_t)((SystemCoreClock / 1000) - 1UL);
return true;
}
bool furi_hal_clock_switch_pll2hse() {
furi_assert(LL_RCC_GetSysClkSource() == LL_RCC_SYS_CLKSOURCE_STATUS_PLL);
LL_RCC_HSE_Enable();
while(!LL_RCC_HSE_IsReady())
;
if(SHCI_C2_SetSystemClock(SET_SYSTEM_CLOCK_PLL_ON_TO_HSE) != SHCI_Success) {
return false;
}
furi_check(LL_RCC_GetSysClkSource() == LL_RCC_SYS_CLKSOURCE_STATUS_HSE);
LL_SetSystemCoreClock(CPU_CLOCK_HSE_HZ);
SysTick->LOAD = (uint32_t)((SystemCoreClock / 1000) - 1UL);
return true;
}
void furi_hal_clock_suspend_tick() {
CLEAR_BIT(SysTick->CTRL, SysTick_CTRL_ENABLE_Msk);
}
void furi_hal_clock_resume_tick() {
SET_BIT(SysTick->CTRL, SysTick_CTRL_ENABLE_Msk);
}
void furi_hal_clock_mco_enable(FuriHalClockMcoSourceId source, FuriHalClockMcoDivisorId div) {
if(source == FuriHalClockMcoLse) {
LL_RCC_ConfigMCO(LL_RCC_MCO1SOURCE_LSE, div);
} else if(source == FuriHalClockMcoSysclk) {
LL_RCC_ConfigMCO(LL_RCC_MCO1SOURCE_SYSCLK, div);
} else {
LL_RCC_MSI_Enable();
while(LL_RCC_MSI_IsReady() != 1)
;
switch(source) {
case FuriHalClockMcoMsi100k:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_0);
break;
case FuriHalClockMcoMsi200k:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_1);
break;
case FuriHalClockMcoMsi400k:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_2);
break;
case FuriHalClockMcoMsi800k:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_3);
break;
case FuriHalClockMcoMsi1m:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_4);
break;
case FuriHalClockMcoMsi2m:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_5);
break;
case FuriHalClockMcoMsi4m:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_6);
break;
case FuriHalClockMcoMsi8m:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_7);
break;
case FuriHalClockMcoMsi16m:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_8);
break;
case FuriHalClockMcoMsi24m:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_9);
break;
case FuriHalClockMcoMsi32m:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_10);
break;
case FuriHalClockMcoMsi48m:
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_11);
break;
default:
break;
}
LL_RCC_ConfigMCO(LL_RCC_MCO1SOURCE_MSI, div);
}
}
void furi_hal_clock_mco_disable() {
LL_RCC_ConfigMCO(LL_RCC_MCO1SOURCE_NOCLOCK, FuriHalClockMcoDiv1);
LL_RCC_MSI_Disable();
while(LL_RCC_MSI_IsReady() != 0)
;
}
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#pragma once
#include <stm32wbxx_ll_rcc.h>
#include <stdbool.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
FuriHalClockMcoLse,
FuriHalClockMcoSysclk,
FuriHalClockMcoMsi100k,
FuriHalClockMcoMsi200k,
FuriHalClockMcoMsi400k,
FuriHalClockMcoMsi800k,
FuriHalClockMcoMsi1m,
FuriHalClockMcoMsi2m,
FuriHalClockMcoMsi4m,
FuriHalClockMcoMsi8m,
FuriHalClockMcoMsi16m,
FuriHalClockMcoMsi24m,
FuriHalClockMcoMsi32m,
FuriHalClockMcoMsi48m,
} FuriHalClockMcoSourceId;
typedef enum {
FuriHalClockMcoDiv1 = LL_RCC_MCO1_DIV_1,
FuriHalClockMcoDiv2 = LL_RCC_MCO1_DIV_2,
FuriHalClockMcoDiv4 = LL_RCC_MCO1_DIV_4,
FuriHalClockMcoDiv8 = LL_RCC_MCO1_DIV_8,
FuriHalClockMcoDiv16 = LL_RCC_MCO1_DIV_16,
} FuriHalClockMcoDivisorId;
/** Early initialization */
void furi_hal_clock_init_early();
/** Early deinitialization */
void furi_hal_clock_deinit_early();
/** Initialize clocks */
void furi_hal_clock_init();
/** Switch clock from HSE to HSI */
void furi_hal_clock_switch_hse2hsi();
/** Switch clock from HSI to HSE */
void furi_hal_clock_switch_hsi2hse();
/** Switch clock from HSE to PLL
*
* @return true if changed, false if failed or not possible at this moment
*/
bool furi_hal_clock_switch_hse2pll();
/** Switch clock from PLL to HSE
*
* @return true if changed, false if failed or not possible at this moment
*/
bool furi_hal_clock_switch_pll2hse();
/** Stop SysTick counter without resetting */
void furi_hal_clock_suspend_tick();
/** Continue SysTick counter operation */
void furi_hal_clock_resume_tick();
/** Enable clock output on MCO pin
*
* @param source MCO clock source
* @param div MCO clock division
*/
void furi_hal_clock_mco_enable(FuriHalClockMcoSourceId source, FuriHalClockMcoDivisorId div);
/** Disable clock output on MCO pin */
void furi_hal_clock_mco_disable();
#ifdef __cplusplus
}
#endif
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#include <furi_hal_console.h>
#include <furi_hal_uart.h>
#include <stdbool.h>
#include <stm32wbxx_ll_gpio.h>
#include <stm32wbxx_ll_usart.h>
#include <furi.h>
#define TAG "FuriHalConsole"
#ifdef HEAP_PRINT_DEBUG
#define CONSOLE_BAUDRATE 1843200
#else
#define CONSOLE_BAUDRATE 230400
#endif
typedef struct {
bool alive;
FuriHalConsoleTxCallback tx_callback;
void* tx_callback_context;
} FuriHalConsole;
FuriHalConsole furi_hal_console = {
.alive = false,
.tx_callback = NULL,
.tx_callback_context = NULL,
};
void furi_hal_console_init() {
furi_hal_uart_init(FuriHalUartIdUSART1, CONSOLE_BAUDRATE);
furi_hal_console.alive = true;
}
void furi_hal_console_enable() {
furi_hal_uart_set_irq_cb(FuriHalUartIdUSART1, NULL, NULL);
while(!LL_USART_IsActiveFlag_TC(USART1))
;
furi_hal_uart_set_br(FuriHalUartIdUSART1, CONSOLE_BAUDRATE);
furi_hal_console.alive = true;
}
void furi_hal_console_disable() {
while(!LL_USART_IsActiveFlag_TC(USART1))
;
furi_hal_console.alive = false;
}
void furi_hal_console_set_tx_callback(FuriHalConsoleTxCallback callback, void* context) {
FURI_CRITICAL_ENTER();
furi_hal_console.tx_callback = callback;
furi_hal_console.tx_callback_context = context;
FURI_CRITICAL_EXIT();
}
void furi_hal_console_tx(const uint8_t* buffer, size_t buffer_size) {
if(!furi_hal_console.alive) return;
FURI_CRITICAL_ENTER();
// Transmit data
if(furi_hal_console.tx_callback) {
furi_hal_console.tx_callback(buffer, buffer_size, furi_hal_console.tx_callback_context);
}
furi_hal_uart_tx(FuriHalUartIdUSART1, (uint8_t*)buffer, buffer_size);
// Wait for TC flag to be raised for last char
while(!LL_USART_IsActiveFlag_TC(USART1))
;
FURI_CRITICAL_EXIT();
}
void furi_hal_console_tx_with_new_line(const uint8_t* buffer, size_t buffer_size) {
if(!furi_hal_console.alive) return;
FURI_CRITICAL_ENTER();
// Transmit data
furi_hal_uart_tx(FuriHalUartIdUSART1, (uint8_t*)buffer, buffer_size);
// Transmit new line symbols
furi_hal_uart_tx(FuriHalUartIdUSART1, (uint8_t*)"\r\n", 2);
// Wait for TC flag to be raised for last char
while(!LL_USART_IsActiveFlag_TC(USART1))
;
FURI_CRITICAL_EXIT();
}
void furi_hal_console_printf(const char format[], ...) {
FuriString* string;
va_list args;
va_start(args, format);
string = furi_string_alloc_vprintf(format, args);
va_end(args);
furi_hal_console_tx((const uint8_t*)furi_string_get_cstr(string), furi_string_size(string));
furi_string_free(string);
}
void furi_hal_console_puts(const char* data) {
furi_hal_console_tx((const uint8_t*)data, strlen(data));
}
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#pragma once
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef void (*FuriHalConsoleTxCallback)(const uint8_t* buffer, size_t size, void* context);
void furi_hal_console_init();
void furi_hal_console_enable();
void furi_hal_console_disable();
void furi_hal_console_set_tx_callback(FuriHalConsoleTxCallback callback, void* context);
void furi_hal_console_tx(const uint8_t* buffer, size_t buffer_size);
void furi_hal_console_tx_with_new_line(const uint8_t* buffer, size_t buffer_size);
/**
* Printf-like plain uart interface
* @warning Will not work in ISR context
* @param format
* @param ...
*/
void furi_hal_console_printf(const char format[], ...) _ATTRIBUTE((__format__(__printf__, 1, 2)));
void furi_hal_console_puts(const char* data);
#ifdef __cplusplus
}
#endif
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#include <furi_hal_cortex.h>
#include <furi.h>
#include <stm32wbxx.h>
#define FURI_HAL_CORTEX_INSTRUCTIONS_PER_MICROSECOND (SystemCoreClock / 1000000)
void furi_hal_cortex_init_early() {
CoreDebug->DEMCR |= (CoreDebug_DEMCR_TRCENA_Msk | CoreDebug_DEMCR_MON_EN_Msk);
DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk;
DWT->CYCCNT = 0U;
/* Enable instruction prefetch */
SET_BIT(FLASH->ACR, FLASH_ACR_PRFTEN);
}
void furi_hal_cortex_delay_us(uint32_t microseconds) {
furi_check(microseconds < (UINT32_MAX / FURI_HAL_CORTEX_INSTRUCTIONS_PER_MICROSECOND));
uint32_t start = DWT->CYCCNT;
uint32_t time_ticks = FURI_HAL_CORTEX_INSTRUCTIONS_PER_MICROSECOND * microseconds;
while((DWT->CYCCNT - start) < time_ticks) {
};
}
uint32_t furi_hal_cortex_instructions_per_microsecond() {
return FURI_HAL_CORTEX_INSTRUCTIONS_PER_MICROSECOND;
}
FuriHalCortexTimer furi_hal_cortex_timer_get(uint32_t timeout_us) {
furi_check(timeout_us < (UINT32_MAX / FURI_HAL_CORTEX_INSTRUCTIONS_PER_MICROSECOND));
FuriHalCortexTimer cortex_timer = {0};
cortex_timer.start = DWT->CYCCNT;
cortex_timer.value = FURI_HAL_CORTEX_INSTRUCTIONS_PER_MICROSECOND * timeout_us;
return cortex_timer;
}
bool furi_hal_cortex_timer_is_expired(FuriHalCortexTimer cortex_timer) {
return !((DWT->CYCCNT - cortex_timer.start) < cortex_timer.value);
}
void furi_hal_cortex_timer_wait(FuriHalCortexTimer cortex_timer) {
while(!furi_hal_cortex_timer_is_expired(cortex_timer))
;
}
// Duck ST
#undef COMP0
#undef COMP1
#undef COMP2
#undef COMP3
void furi_hal_cortex_comp_enable(
FuriHalCortexComp comp,
FuriHalCortexCompFunction function,
uint32_t value,
uint32_t mask,
FuriHalCortexCompSize size) {
uint32_t function_reg = (uint32_t)function | ((uint32_t)size << 10);
switch(comp) {
case FuriHalCortexComp0:
(DWT->COMP0) = value;
(DWT->MASK0) = mask;
(DWT->FUNCTION0) = function_reg;
break;
case FuriHalCortexComp1:
(DWT->COMP1) = value;
(DWT->MASK1) = mask;
(DWT->FUNCTION1) = function_reg;
break;
case FuriHalCortexComp2:
(DWT->COMP2) = value;
(DWT->MASK2) = mask;
(DWT->FUNCTION2) = function_reg;
break;
case FuriHalCortexComp3:
(DWT->COMP3) = value;
(DWT->MASK3) = mask;
(DWT->FUNCTION3) = function_reg;
break;
default:
furi_crash("Invalid parameter");
}
}
void furi_hal_cortex_comp_reset(FuriHalCortexComp comp) {
switch(comp) {
case FuriHalCortexComp0:
(DWT->COMP0) = 0;
(DWT->MASK0) = 0;
(DWT->FUNCTION0) = 0;
break;
case FuriHalCortexComp1:
(DWT->COMP1) = 0;
(DWT->MASK1) = 0;
(DWT->FUNCTION1) = 0;
break;
case FuriHalCortexComp2:
(DWT->COMP2) = 0;
(DWT->MASK2) = 0;
(DWT->FUNCTION2) = 0;
break;
case FuriHalCortexComp3:
(DWT->COMP3) = 0;
(DWT->MASK3) = 0;
(DWT->FUNCTION3) = 0;
break;
default:
furi_crash("Invalid parameter");
}
}
+732
View File
@@ -0,0 +1,732 @@
#include <furi_hal_crypto.h>
#include <furi_hal_cortex.h>
#include <furi_hal_bt.h>
#include <furi_hal_random.h>
#include <furi_hal_bus.h>
#include <stm32wbxx_ll_cortex.h>
#include <furi.h>
#include <interface/patterns/ble_thread/shci/shci.h>
#define TAG "FuriHalCrypto"
#define ENCLAVE_FACTORY_KEY_SLOTS 10
#define ENCLAVE_SIGNATURE_SIZE 16
#define CRYPTO_BLK_LEN (4 * sizeof(uint32_t))
#define CRYPTO_TIMEOUT_US (1000000)
#define CRYPTO_MODE_ENCRYPT 0U
#define CRYPTO_MODE_INIT (AES_CR_MODE_0)
#define CRYPTO_MODE_DECRYPT (AES_CR_MODE_1)
#define CRYPTO_MODE_DECRYPT_INIT (AES_CR_MODE_0 | AES_CR_MODE_1)
#define CRYPTO_DATATYPE_32B 0U
#define CRYPTO_KEYSIZE_256B (AES_CR_KEYSIZE)
#define CRYPTO_AES_CBC (AES_CR_CHMOD_0)
#define CRYPTO_AES_CTR (AES_CR_CHMOD_1)
#define CRYPTO_CTR_IV_LEN (12U)
#define CRYPTO_CTR_CTR_LEN (4U)
#define CRYPTO_AES_GCM (AES_CR_CHMOD_1 | AES_CR_CHMOD_0)
#define CRYPTO_GCM_IV_LEN (12U)
#define CRYPTO_GCM_CTR_LEN (4U)
#define CRYPTO_GCM_TAG_LEN (16U)
#define CRYPTO_GCM_PH_INIT (0x0U << AES_CR_GCMPH_Pos)
#define CRYPTO_GCM_PH_HEADER (AES_CR_GCMPH_0)
#define CRYPTO_GCM_PH_PAYLOAD (AES_CR_GCMPH_1)
#define CRYPTO_GCM_PH_FINAL (AES_CR_GCMPH_1 | AES_CR_GCMPH_0)
static FuriMutex* furi_hal_crypto_mutex = NULL;
static bool furi_hal_crypto_mode_init_done = false;
static const uint8_t enclave_signature_iv[ENCLAVE_FACTORY_KEY_SLOTS][16] = {
{0xac, 0x5d, 0x68, 0xb8, 0x79, 0x74, 0xfc, 0x7f, 0x45, 0x02, 0x82, 0xf1, 0x48, 0x7e, 0x75, 0x8a},
{0x38, 0xe6, 0x6a, 0x90, 0x5e, 0x5b, 0x8a, 0xa6, 0x70, 0x30, 0x04, 0x72, 0xc2, 0x42, 0xea, 0xaf},
{0x73, 0xd5, 0x8e, 0xfb, 0x0f, 0x4b, 0xa9, 0x79, 0x0f, 0xde, 0x0e, 0x53, 0x44, 0x7d, 0xaa, 0xfd},
{0x3c, 0x9a, 0xf4, 0x43, 0x2b, 0xfe, 0xea, 0xae, 0x8c, 0xc6, 0xd1, 0x60, 0xd2, 0x96, 0x64, 0xa9},
{0x10, 0xac, 0x7b, 0x63, 0x03, 0x7f, 0x43, 0x18, 0xec, 0x9d, 0x9c, 0xc4, 0x01, 0xdc, 0x35, 0xa7},
{0x26, 0x21, 0x64, 0xe6, 0xd0, 0xf2, 0x47, 0x49, 0xdc, 0x36, 0xcd, 0x68, 0x0c, 0x91, 0x03, 0x44},
{0x7a, 0xbd, 0xce, 0x9c, 0x24, 0x7a, 0x2a, 0xb1, 0x3c, 0x4f, 0x5a, 0x7d, 0x80, 0x3e, 0xfc, 0x0d},
{0xcd, 0xdd, 0xd3, 0x02, 0x85, 0x65, 0x43, 0x83, 0xf9, 0xac, 0x75, 0x2f, 0x21, 0xef, 0x28, 0x6b},
{0xab, 0x73, 0x70, 0xe8, 0xe2, 0x56, 0x0f, 0x58, 0xab, 0x29, 0xa5, 0xb1, 0x13, 0x47, 0x5e, 0xe8},
{0x4f, 0x3c, 0x43, 0x77, 0xde, 0xed, 0x79, 0xa1, 0x8d, 0x4c, 0x1f, 0xfd, 0xdb, 0x96, 0x87, 0x2e},
};
static const uint8_t enclave_signature_input[ENCLAVE_FACTORY_KEY_SLOTS][ENCLAVE_SIGNATURE_SIZE] = {
{0x9f, 0x5c, 0xb1, 0x43, 0x17, 0x53, 0x18, 0x8c, 0x66, 0x3d, 0x39, 0x45, 0x90, 0x13, 0xa9, 0xde},
{0xc5, 0x98, 0xe9, 0x17, 0xb8, 0x97, 0x9e, 0x03, 0x33, 0x14, 0x13, 0x8f, 0xce, 0x74, 0x0d, 0x54},
{0x34, 0xba, 0x99, 0x59, 0x9f, 0x70, 0x67, 0xe9, 0x09, 0xee, 0x64, 0x0e, 0xb3, 0xba, 0xfb, 0x75},
{0xdc, 0xfa, 0x6c, 0x9a, 0x6f, 0x0a, 0x3e, 0xdc, 0x42, 0xf6, 0xae, 0x0d, 0x3c, 0xf7, 0x83, 0xaf},
{0xea, 0x2d, 0xe3, 0x1f, 0x02, 0x99, 0x1a, 0x7e, 0x6d, 0x93, 0x4c, 0xb5, 0x42, 0xf0, 0x7a, 0x9b},
{0x53, 0x5e, 0x04, 0xa2, 0x49, 0xa0, 0x73, 0x49, 0x56, 0xb0, 0x88, 0x8c, 0x12, 0xa0, 0xe4, 0x18},
{0x7d, 0xa7, 0xc5, 0x21, 0x7f, 0x12, 0x95, 0xdd, 0x4d, 0x77, 0x01, 0xfa, 0x71, 0x88, 0x2b, 0x7f},
{0xdc, 0x9b, 0xc5, 0xa7, 0x6b, 0x84, 0x5c, 0x37, 0x7c, 0xec, 0x05, 0xa1, 0x9f, 0x91, 0x17, 0x3b},
{0xea, 0xcf, 0xd9, 0x9b, 0x86, 0xcd, 0x2b, 0x43, 0x54, 0x45, 0x82, 0xc6, 0xfe, 0x73, 0x1a, 0x1a},
{0x77, 0xb8, 0x1b, 0x90, 0xb4, 0xb7, 0x32, 0x76, 0x8f, 0x8a, 0x57, 0x06, 0xc7, 0xdd, 0x08, 0x90},
};
static const uint8_t enclave_signature_expected[ENCLAVE_FACTORY_KEY_SLOTS][ENCLAVE_SIGNATURE_SIZE] = {
{0xe9, 0x9a, 0xce, 0xe9, 0x4d, 0xe1, 0x7f, 0x55, 0xcb, 0x8a, 0xbf, 0xf2, 0x4d, 0x98, 0x27, 0x67},
{0x34, 0x27, 0xa7, 0xea, 0xa8, 0x98, 0x66, 0x9b, 0xed, 0x43, 0xd3, 0x93, 0xb5, 0xa2, 0x87, 0x8e},
{0x6c, 0xf3, 0x01, 0x78, 0x53, 0x1b, 0x11, 0x32, 0xf0, 0x27, 0x2f, 0xe3, 0x7d, 0xa6, 0xe2, 0xfd},
{0xdf, 0x7f, 0x37, 0x65, 0x2f, 0xdb, 0x7c, 0xcf, 0x5b, 0xb6, 0xe4, 0x9c, 0x63, 0xc5, 0x0f, 0xe0},
{0x9b, 0x5c, 0xee, 0x44, 0x0e, 0xd1, 0xcb, 0x5f, 0x28, 0x9f, 0x12, 0x17, 0x59, 0x64, 0x40, 0xbb},
{0x94, 0xc2, 0x09, 0x98, 0x62, 0xa7, 0x2b, 0x93, 0xed, 0x36, 0x1f, 0x10, 0xbc, 0x26, 0xbd, 0x41},
{0x4d, 0xb2, 0x2b, 0xc5, 0x96, 0x47, 0x61, 0xf4, 0x16, 0xe0, 0x81, 0xc3, 0x8e, 0xb9, 0x9c, 0x9b},
{0xc3, 0x6b, 0x83, 0x55, 0x90, 0x38, 0x0f, 0xea, 0xd1, 0x65, 0xbf, 0x32, 0x4f, 0x8e, 0x62, 0x5b},
{0x8d, 0x5e, 0x27, 0xbc, 0x14, 0x4f, 0x08, 0xa8, 0x2b, 0x14, 0x89, 0x5e, 0xdf, 0x77, 0x04, 0x31},
{0xc9, 0xf7, 0x03, 0xf1, 0x6c, 0x65, 0xad, 0x49, 0x74, 0xbe, 0x00, 0x54, 0xfd, 0xa6, 0x9c, 0x32},
};
void furi_hal_crypto_init() {
furi_hal_crypto_mutex = furi_mutex_alloc(FuriMutexTypeNormal);
FURI_LOG_I(TAG, "Init OK");
}
static bool furi_hal_crypto_generate_unique_keys(uint8_t start_slot, uint8_t end_slot) {
FuriHalCryptoKey key;
uint8_t key_data[32];
FURI_LOG_I(TAG, "Generating keys %u..%u", start_slot, end_slot);
for(uint8_t slot = start_slot; slot <= end_slot; slot++) {
key.type = FuriHalCryptoKeyTypeSimple;
key.size = FuriHalCryptoKeySize256;
key.data = key_data;
furi_hal_random_fill_buf(key_data, 32);
if(!furi_hal_crypto_enclave_store_key(&key, &slot)) {
FURI_LOG_E(TAG, "Error writing key to slot %u", slot);
return false;
}
}
return true;
}
bool furi_hal_crypto_enclave_ensure_key(uint8_t key_slot) {
uint8_t keys_nb = 0;
uint8_t valid_keys_nb = 0;
uint8_t last_valid_slot = ENCLAVE_FACTORY_KEY_SLOTS;
uint8_t empty_iv[16] = {0};
furi_hal_crypto_enclave_verify(&keys_nb, &valid_keys_nb);
if(key_slot <= ENCLAVE_FACTORY_KEY_SLOTS) { // It's a factory key
if(key_slot > keys_nb) return false;
} else { // Unique key
if(keys_nb < ENCLAVE_FACTORY_KEY_SLOTS) // Some factory keys are missing
return false;
for(uint8_t i = key_slot; i > ENCLAVE_FACTORY_KEY_SLOTS; i--) {
if(furi_hal_crypto_enclave_load_key(i, empty_iv)) {
last_valid_slot = i;
furi_hal_crypto_enclave_unload_key(i);
break;
}
}
if(last_valid_slot == key_slot)
return true;
else // Generate missing unique keys
return furi_hal_crypto_generate_unique_keys(last_valid_slot + 1, key_slot);
}
return true;
}
bool furi_hal_crypto_enclave_verify(uint8_t* keys_nb, uint8_t* valid_keys_nb) {
furi_assert(keys_nb);
furi_assert(valid_keys_nb);
uint8_t keys = 0;
uint8_t keys_valid = 0;
uint8_t buffer[ENCLAVE_SIGNATURE_SIZE];
for(size_t key_slot = 0; key_slot < ENCLAVE_FACTORY_KEY_SLOTS; key_slot++) {
if(furi_hal_crypto_enclave_load_key(key_slot + 1, enclave_signature_iv[key_slot])) {
keys++;
if(furi_hal_crypto_encrypt(
enclave_signature_input[key_slot], buffer, ENCLAVE_SIGNATURE_SIZE)) {
keys_valid +=
memcmp(buffer, enclave_signature_expected[key_slot], ENCLAVE_SIGNATURE_SIZE) ==
0;
}
furi_hal_crypto_enclave_unload_key(key_slot + 1);
}
}
*keys_nb = keys;
*valid_keys_nb = keys_valid;
if(*valid_keys_nb == ENCLAVE_FACTORY_KEY_SLOTS)
return true;
else
return false;
}
bool furi_hal_crypto_enclave_store_key(FuriHalCryptoKey* key, uint8_t* slot) {
furi_assert(key);
furi_assert(slot);
furi_check(furi_mutex_acquire(furi_hal_crypto_mutex, FuriWaitForever) == FuriStatusOk);
if(!furi_hal_bt_is_alive()) {
return false;
}
SHCI_C2_FUS_StoreUsrKey_Cmd_Param_t pParam;
size_t key_data_size = 0;
if(key->type == FuriHalCryptoKeyTypeMaster) {
pParam.KeyType = KEYTYPE_MASTER;
} else if(key->type == FuriHalCryptoKeyTypeSimple) {
pParam.KeyType = KEYTYPE_SIMPLE;
} else if(key->type == FuriHalCryptoKeyTypeEncrypted) {
pParam.KeyType = KEYTYPE_ENCRYPTED;
key_data_size += 12;
} else {
furi_crash("Incorrect key type");
}
if(key->size == FuriHalCryptoKeySize128) {
pParam.KeySize = KEYSIZE_16;
key_data_size += 16;
} else if(key->size == FuriHalCryptoKeySize256) {
pParam.KeySize = KEYSIZE_32;
key_data_size += 32;
} else {
furi_crash("Incorrect key size");
}
memcpy(pParam.KeyData, key->data, key_data_size);
SHCI_CmdStatus_t shci_state = SHCI_C2_FUS_StoreUsrKey(&pParam, slot);
furi_check(furi_mutex_release(furi_hal_crypto_mutex) == FuriStatusOk);
return (shci_state == SHCI_Success);
}
static void crypto_key_init(uint32_t* key, uint32_t* iv) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
MODIFY_REG(
AES1->CR,
AES_CR_DATATYPE | AES_CR_KEYSIZE | AES_CR_CHMOD,
CRYPTO_DATATYPE_32B | CRYPTO_KEYSIZE_256B | CRYPTO_AES_CBC);
if(key != NULL) {
AES1->KEYR7 = key[0];
AES1->KEYR6 = key[1];
AES1->KEYR5 = key[2];
AES1->KEYR4 = key[3];
AES1->KEYR3 = key[4];
AES1->KEYR2 = key[5];
AES1->KEYR1 = key[6];
AES1->KEYR0 = key[7];
}
AES1->IVR3 = iv[0];
AES1->IVR2 = iv[1];
AES1->IVR1 = iv[2];
AES1->IVR0 = iv[3];
}
static bool furi_hal_crypto_wait_flag(uint32_t flag) {
FuriHalCortexTimer timer = furi_hal_cortex_timer_get(CRYPTO_TIMEOUT_US);
while(!READ_BIT(AES1->SR, flag)) {
if(furi_hal_cortex_timer_is_expired(timer)) {
return false;
}
}
return true;
}
static bool crypto_process_block(uint32_t* in, uint32_t* out, uint8_t blk_len) {
furi_check((blk_len <= 4) && (blk_len > 0));
for(uint8_t i = 0; i < 4; i++) {
if(i < blk_len) {
AES1->DINR = in[i];
} else {
AES1->DINR = 0;
}
}
if(!furi_hal_crypto_wait_flag(AES_SR_CCF)) {
return false;
}
SET_BIT(AES1->CR, AES_CR_CCFC);
uint32_t out_temp[4];
for(uint8_t i = 0; i < 4; i++) {
out_temp[i] = AES1->DOUTR;
}
memcpy(out, out_temp, blk_len * sizeof(uint32_t));
return true;
}
bool furi_hal_crypto_enclave_load_key(uint8_t slot, const uint8_t* iv) {
furi_assert(slot > 0 && slot <= 100);
furi_assert(furi_hal_crypto_mutex);
furi_check(furi_mutex_acquire(furi_hal_crypto_mutex, FuriWaitForever) == FuriStatusOk);
furi_hal_bus_enable(FuriHalBusAES1);
if(!furi_hal_bt_is_alive()) {
return false;
}
furi_hal_crypto_mode_init_done = false;
crypto_key_init(NULL, (uint32_t*)iv);
if(SHCI_C2_FUS_LoadUsrKey(slot) == SHCI_Success) {
return true;
} else {
CLEAR_BIT(AES1->CR, AES_CR_EN);
furi_check(furi_mutex_release(furi_hal_crypto_mutex) == FuriStatusOk);
return false;
}
}
bool furi_hal_crypto_enclave_unload_key(uint8_t slot) {
if(!furi_hal_bt_is_alive()) {
return false;
}
CLEAR_BIT(AES1->CR, AES_CR_EN);
SHCI_CmdStatus_t shci_state = SHCI_C2_FUS_UnloadUsrKey(slot);
furi_assert(shci_state == SHCI_Success);
furi_hal_bus_disable(FuriHalBusAES1);
furi_check(furi_mutex_release(furi_hal_crypto_mutex) == FuriStatusOk);
return (shci_state == SHCI_Success);
}
bool furi_hal_crypto_load_key(const uint8_t* key, const uint8_t* iv) {
furi_assert(furi_hal_crypto_mutex);
furi_check(furi_mutex_acquire(furi_hal_crypto_mutex, FuriWaitForever) == FuriStatusOk);
furi_hal_bus_enable(FuriHalBusAES1);
furi_hal_crypto_mode_init_done = false;
crypto_key_init((uint32_t*)key, (uint32_t*)iv);
return true;
}
bool furi_hal_crypto_unload_key(void) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
furi_hal_bus_disable(FuriHalBusAES1);
furi_check(furi_mutex_release(furi_hal_crypto_mutex) == FuriStatusOk);
return true;
}
bool furi_hal_crypto_encrypt(const uint8_t* input, uint8_t* output, size_t size) {
bool state = false;
SET_BIT(AES1->CR, AES_CR_EN);
MODIFY_REG(AES1->CR, AES_CR_MODE, CRYPTO_MODE_ENCRYPT);
for(size_t i = 0; i < size; i += CRYPTO_BLK_LEN) {
size_t blk_len = size - i;
if(blk_len > CRYPTO_BLK_LEN) {
blk_len = CRYPTO_BLK_LEN;
}
state = crypto_process_block((uint32_t*)&input[i], (uint32_t*)&output[i], blk_len / 4);
if(state == false) {
break;
}
}
CLEAR_BIT(AES1->CR, AES_CR_EN);
return state;
}
bool furi_hal_crypto_decrypt(const uint8_t* input, uint8_t* output, size_t size) {
bool state = false;
if(!furi_hal_crypto_mode_init_done) {
MODIFY_REG(AES1->CR, AES_CR_MODE, CRYPTO_MODE_INIT);
SET_BIT(AES1->CR, AES_CR_EN);
if(!furi_hal_crypto_wait_flag(AES_SR_CCF)) {
return false;
}
SET_BIT(AES1->CR, AES_CR_CCFC);
furi_hal_crypto_mode_init_done = true;
}
MODIFY_REG(AES1->CR, AES_CR_MODE, CRYPTO_MODE_DECRYPT);
SET_BIT(AES1->CR, AES_CR_EN);
for(size_t i = 0; i < size; i += CRYPTO_BLK_LEN) {
size_t blk_len = size - i;
if(blk_len > CRYPTO_BLK_LEN) {
blk_len = CRYPTO_BLK_LEN;
}
state = crypto_process_block((uint32_t*)&input[i], (uint32_t*)&output[i], blk_len / 4);
if(state == false) {
break;
}
}
CLEAR_BIT(AES1->CR, AES_CR_EN);
return state;
}
static void crypto_key_init_bswap(uint32_t* key, uint32_t* iv, uint32_t chaining_mode) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
MODIFY_REG(
AES1->CR,
AES_CR_DATATYPE | AES_CR_KEYSIZE | AES_CR_CHMOD,
CRYPTO_DATATYPE_32B | CRYPTO_KEYSIZE_256B | chaining_mode);
if(key != NULL) {
AES1->KEYR7 = __builtin_bswap32(key[0]);
AES1->KEYR6 = __builtin_bswap32(key[1]);
AES1->KEYR5 = __builtin_bswap32(key[2]);
AES1->KEYR4 = __builtin_bswap32(key[3]);
AES1->KEYR3 = __builtin_bswap32(key[4]);
AES1->KEYR2 = __builtin_bswap32(key[5]);
AES1->KEYR1 = __builtin_bswap32(key[6]);
AES1->KEYR0 = __builtin_bswap32(key[7]);
}
AES1->IVR3 = __builtin_bswap32(iv[0]);
AES1->IVR2 = __builtin_bswap32(iv[1]);
AES1->IVR1 = __builtin_bswap32(iv[2]);
AES1->IVR0 = __builtin_bswap32(iv[3]);
}
static bool
furi_hal_crypto_load_key_bswap(const uint8_t* key, const uint8_t* iv, uint32_t chaining_mode) {
furi_assert(furi_hal_crypto_mutex);
furi_check(furi_mutex_acquire(furi_hal_crypto_mutex, FuriWaitForever) == FuriStatusOk);
furi_hal_bus_enable(FuriHalBusAES1);
crypto_key_init_bswap((uint32_t*)key, (uint32_t*)iv, chaining_mode);
return true;
}
static bool wait_for_crypto(void) {
if(!furi_hal_crypto_wait_flag(AES_SR_CCF)) {
return false;
}
SET_BIT(AES1->CR, AES_CR_CCFC);
return true;
}
static bool furi_hal_crypto_process_block_bswap(const uint8_t* in, uint8_t* out, size_t bytes) {
uint32_t block[CRYPTO_BLK_LEN / 4];
memset(block, 0, sizeof(block));
memcpy(block, in, bytes);
block[0] = __builtin_bswap32(block[0]);
block[1] = __builtin_bswap32(block[1]);
block[2] = __builtin_bswap32(block[2]);
block[3] = __builtin_bswap32(block[3]);
if(!crypto_process_block(block, block, CRYPTO_BLK_LEN / 4)) {
return false;
}
block[0] = __builtin_bswap32(block[0]);
block[1] = __builtin_bswap32(block[1]);
block[2] = __builtin_bswap32(block[2]);
block[3] = __builtin_bswap32(block[3]);
memcpy(out, block, bytes);
return true;
}
static bool furi_hal_crypto_process_block_no_read_bswap(const uint8_t* in, size_t bytes) {
uint32_t block[CRYPTO_BLK_LEN / 4];
memset(block, 0, sizeof(block));
memcpy(block, in, bytes);
AES1->DINR = __builtin_bswap32(block[0]);
AES1->DINR = __builtin_bswap32(block[1]);
AES1->DINR = __builtin_bswap32(block[2]);
AES1->DINR = __builtin_bswap32(block[3]);
return wait_for_crypto();
}
static void furi_hal_crypto_ctr_prep_iv(uint8_t* iv) {
/* append counter to IV */
iv[CRYPTO_CTR_IV_LEN] = 0;
iv[CRYPTO_CTR_IV_LEN + 1] = 0;
iv[CRYPTO_CTR_IV_LEN + 2] = 0;
iv[CRYPTO_CTR_IV_LEN + 3] = 1;
}
static bool furi_hal_crypto_ctr_payload(const uint8_t* input, uint8_t* output, size_t length) {
SET_BIT(AES1->CR, AES_CR_EN);
MODIFY_REG(AES1->CR, AES_CR_MODE, CRYPTO_MODE_ENCRYPT);
size_t last_block_bytes = length % CRYPTO_BLK_LEN;
size_t i;
for(i = 0; i < length - last_block_bytes; i += CRYPTO_BLK_LEN) {
if(!furi_hal_crypto_process_block_bswap(&input[i], &output[i], CRYPTO_BLK_LEN)) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
return false;
}
}
if(last_block_bytes > 0) {
if(!furi_hal_crypto_process_block_bswap(&input[i], &output[i], last_block_bytes)) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
return false;
}
}
CLEAR_BIT(AES1->CR, AES_CR_EN);
return true;
}
bool furi_hal_crypto_ctr(
const uint8_t* key,
const uint8_t* iv,
const uint8_t* input,
uint8_t* output,
size_t length) {
/* prepare IV and counter */
uint8_t iv_and_counter[CRYPTO_CTR_IV_LEN + CRYPTO_CTR_CTR_LEN];
memcpy(iv_and_counter, iv, CRYPTO_CTR_IV_LEN); //-V1086
furi_hal_crypto_ctr_prep_iv(iv_and_counter);
/* load key and IV and set the mode to CTR */
if(!furi_hal_crypto_load_key_bswap(key, iv_and_counter, CRYPTO_AES_CTR)) {
furi_hal_crypto_unload_key();
return false;
}
/* process the input and write to output */
bool state = furi_hal_crypto_ctr_payload(input, output, length);
furi_hal_crypto_unload_key();
return state;
}
static void furi_hal_crypto_gcm_prep_iv(uint8_t* iv) {
/* append counter to IV */
iv[CRYPTO_GCM_IV_LEN] = 0;
iv[CRYPTO_GCM_IV_LEN + 1] = 0;
iv[CRYPTO_GCM_IV_LEN + 2] = 0;
iv[CRYPTO_GCM_IV_LEN + 3] = 2;
}
static bool furi_hal_crypto_gcm_init(bool decrypt) {
/* GCM init phase */
MODIFY_REG(AES1->CR, AES_CR_GCMPH, CRYPTO_GCM_PH_INIT);
if(decrypt) {
MODIFY_REG(AES1->CR, AES_CR_MODE, CRYPTO_MODE_DECRYPT);
} else {
MODIFY_REG(AES1->CR, AES_CR_MODE, CRYPTO_MODE_ENCRYPT);
}
SET_BIT(AES1->CR, AES_CR_EN);
if(!wait_for_crypto()) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
return false;
}
return true;
}
static bool furi_hal_crypto_gcm_header(const uint8_t* aad, size_t aad_length) {
/* GCM header phase */
MODIFY_REG(AES1->CR, AES_CR_GCMPH, CRYPTO_GCM_PH_HEADER);
SET_BIT(AES1->CR, AES_CR_EN);
size_t last_block_bytes = aad_length % CRYPTO_BLK_LEN;
size_t i;
for(i = 0; i < aad_length - last_block_bytes; i += CRYPTO_BLK_LEN) {
if(!furi_hal_crypto_process_block_no_read_bswap(&aad[i], CRYPTO_BLK_LEN)) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
return false;
}
}
if(last_block_bytes > 0) {
if(!furi_hal_crypto_process_block_no_read_bswap(&aad[i], last_block_bytes)) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
return false;
}
}
return true;
}
static bool furi_hal_crypto_gcm_payload(
const uint8_t* input,
uint8_t* output,
size_t length,
bool decrypt) {
/* GCM payload phase */
MODIFY_REG(AES1->CR, AES_CR_GCMPH, CRYPTO_GCM_PH_PAYLOAD);
SET_BIT(AES1->CR, AES_CR_EN);
size_t last_block_bytes = length % CRYPTO_BLK_LEN;
size_t i;
for(i = 0; i < length - last_block_bytes; i += CRYPTO_BLK_LEN) {
if(!furi_hal_crypto_process_block_bswap(&input[i], &output[i], CRYPTO_BLK_LEN)) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
return false;
}
}
if(last_block_bytes > 0) {
if(!decrypt) {
MODIFY_REG(
AES1->CR, AES_CR_NPBLB, (CRYPTO_BLK_LEN - last_block_bytes) << AES_CR_NPBLB_Pos);
}
if(!furi_hal_crypto_process_block_bswap(&input[i], &output[i], last_block_bytes)) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
return false;
}
}
return true;
}
static bool furi_hal_crypto_gcm_finish(size_t aad_length, size_t payload_length, uint8_t* tag) {
/* GCM final phase */
MODIFY_REG(AES1->CR, AES_CR_GCMPH, CRYPTO_GCM_PH_FINAL);
uint32_t last_block[CRYPTO_BLK_LEN / 4];
memset(last_block, 0, sizeof(last_block));
last_block[1] = __builtin_bswap32((uint32_t)(aad_length * 8));
last_block[3] = __builtin_bswap32((uint32_t)(payload_length * 8));
if(!furi_hal_crypto_process_block_bswap((uint8_t*)&last_block[0], tag, CRYPTO_BLK_LEN)) {
CLEAR_BIT(AES1->CR, AES_CR_EN);
return false;
}
return true;
}
static bool furi_hal_crypto_gcm_compare_tag(const uint8_t* tag1, const uint8_t* tag2) {
uint8_t diff = 0;
size_t i;
for(i = 0; i < CRYPTO_GCM_TAG_LEN; i++) {
diff |= tag1[i] ^ tag2[i];
}
return (diff == 0);
}
bool furi_hal_crypto_gcm(
const uint8_t* key,
const uint8_t* iv,
const uint8_t* aad,
size_t aad_length,
const uint8_t* input,
uint8_t* output,
size_t length,
uint8_t* tag,
bool decrypt) {
/* GCM init phase */
/* prepare IV and counter */
uint8_t iv_and_counter[CRYPTO_GCM_IV_LEN + CRYPTO_GCM_CTR_LEN];
memcpy(iv_and_counter, iv, CRYPTO_GCM_IV_LEN); //-V1086
furi_hal_crypto_gcm_prep_iv(iv_and_counter);
/* load key and IV and set the mode to CTR */
if(!furi_hal_crypto_load_key_bswap(key, iv_and_counter, CRYPTO_AES_GCM)) {
furi_hal_crypto_unload_key();
return false;
}
if(!furi_hal_crypto_gcm_init(decrypt)) {
furi_hal_crypto_unload_key();
return false;
}
/* GCM header phase */
if(aad_length > 0) {
if(!furi_hal_crypto_gcm_header(aad, aad_length)) {
furi_hal_crypto_unload_key();
return false;
}
}
/* GCM payload phase */
if(!furi_hal_crypto_gcm_payload(input, output, length, decrypt)) {
furi_hal_crypto_unload_key();
return false;
}
/* GCM final phase */
if(!furi_hal_crypto_gcm_finish(aad_length, length, tag)) {
furi_hal_crypto_unload_key();
return false;
}
furi_hal_crypto_unload_key();
return true;
}
FuriHalCryptoGCMState furi_hal_crypto_gcm_encrypt_and_tag(
const uint8_t* key,
const uint8_t* iv,
const uint8_t* aad,
size_t aad_length,
const uint8_t* input,
uint8_t* output,
size_t length,
uint8_t* tag) {
if(!furi_hal_crypto_gcm(key, iv, aad, aad_length, input, output, length, tag, false)) {
memset(output, 0, length);
memset(tag, 0, CRYPTO_GCM_TAG_LEN);
return FuriHalCryptoGCMStateError;
}
return FuriHalCryptoGCMStateOk;
}
FuriHalCryptoGCMState furi_hal_crypto_gcm_decrypt_and_verify(
const uint8_t* key,
const uint8_t* iv,
const uint8_t* aad,
size_t aad_length,
const uint8_t* input,
uint8_t* output,
size_t length,
const uint8_t* tag) {
uint8_t dtag[CRYPTO_GCM_TAG_LEN];
if(!furi_hal_crypto_gcm(key, iv, aad, aad_length, input, output, length, dtag, true)) {
memset(output, 0, length);
return FuriHalCryptoGCMStateError;
}
if(!furi_hal_crypto_gcm_compare_tag(dtag, tag)) {
memset(output, 0, length);
return FuriHalCryptoGCMStateAuthFailure;
}
return FuriHalCryptoGCMStateOk;
}
+41
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@@ -0,0 +1,41 @@
#include <furi_hal_debug.h>
#include <stm32wbxx_ll_exti.h>
#include <stm32wbxx_ll_system.h>
#include <furi_hal_gpio.h>
#include <furi_hal_resources.h>
volatile bool furi_hal_debug_gdb_session_active = false;
void furi_hal_debug_enable() {
// Low power mode debug
LL_DBGMCU_EnableDBGSleepMode();
LL_DBGMCU_EnableDBGStopMode();
LL_DBGMCU_EnableDBGStandbyMode();
LL_EXTI_EnableIT_32_63(LL_EXTI_LINE_48);
// SWD GPIO
furi_hal_gpio_init_ex(
&gpio_swdio,
GpioModeAltFunctionPushPull,
GpioPullUp,
GpioSpeedVeryHigh,
GpioAltFn0JTMS_SWDIO);
furi_hal_gpio_init_ex(
&gpio_swclk, GpioModeAltFunctionPushPull, GpioPullDown, GpioSpeedLow, GpioAltFn0JTCK_SWCLK);
}
void furi_hal_debug_disable() {
// Low power mode debug
LL_DBGMCU_DisableDBGSleepMode();
LL_DBGMCU_DisableDBGStopMode();
LL_DBGMCU_DisableDBGStandbyMode();
LL_EXTI_DisableIT_32_63(LL_EXTI_LINE_48);
// SWD GPIO
furi_hal_gpio_init_simple(&gpio_swdio, GpioModeAnalog);
furi_hal_gpio_init_simple(&gpio_swclk, GpioModeAnalog);
}
bool furi_hal_debug_is_gdb_session_active() {
return furi_hal_debug_gdb_session_active;
}
+14
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@@ -0,0 +1,14 @@
#include <furi_hal_dma.h>
#include <furi_hal_bus.h>
void furi_hal_dma_init_early() {
furi_hal_bus_enable(FuriHalBusDMA1);
furi_hal_bus_enable(FuriHalBusDMA2);
furi_hal_bus_enable(FuriHalBusDMAMUX1);
}
void furi_hal_dma_deinit_early() {
furi_hal_bus_disable(FuriHalBusDMA1);
furi_hal_bus_disable(FuriHalBusDMA2);
furi_hal_bus_disable(FuriHalBusDMAMUX1);
}
+15
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@@ -0,0 +1,15 @@
#pragma once
#ifdef __cplusplus
extern "C" {
#endif
/** Early initialization */
void furi_hal_dma_init_early();
/** Early de-initialization */
void furi_hal_dma_deinit_early();
#ifdef __cplusplus
}
#endif
+560
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#include <furi_hal_flash.h>
#include <furi_hal_bt.h>
#include <furi_hal_power.h>
#include <furi_hal_cortex.h>
#include <furi.h>
#include <ble/ble.h>
#include <interface/patterns/ble_thread/shci/shci.h>
#include <stm32wbxx.h>
#include <stm32wbxx_ll_hsem.h>
#include <hsem_map.h>
#define TAG "FuriHalFlash"
#define FURI_HAL_CRITICAL_MSG "Critical flash operation fail"
#define FURI_HAL_FLASH_READ_BLOCK (8U)
#define FURI_HAL_FLASH_WRITE_BLOCK (8U)
#define FURI_HAL_FLASH_PAGE_SIZE (4096U)
#define FURI_HAL_FLASH_CYCLES_COUNT (10000U)
#define FURI_HAL_FLASH_TIMEOUT (1000U)
#define FURI_HAL_FLASH_KEY1 (0x45670123U)
#define FURI_HAL_FLASH_KEY2 (0xCDEF89ABU)
#define FURI_HAL_FLASH_TOTAL_PAGES (256U)
#define FURI_HAL_FLASH_SR_ERRORS \
(FLASH_SR_OPERR | FLASH_SR_PROGERR | FLASH_SR_WRPERR | FLASH_SR_PGAERR | FLASH_SR_SIZERR | \
FLASH_SR_PGSERR | FLASH_SR_MISERR | FLASH_SR_FASTERR | FLASH_SR_RDERR | FLASH_SR_OPTVERR)
#define FURI_HAL_FLASH_OPT_KEY1 (0x08192A3BU)
#define FURI_HAL_FLASH_OPT_KEY2 (0x4C5D6E7FU)
#define FURI_HAL_FLASH_OB_TOTAL_WORDS (0x80 / (sizeof(uint32_t) * 2))
/* STM32CubeWB/Projects/P-NUCLEO-WB55.Nucleo/Applications/BLE/BLE_RfWithFlash/Core/Src/flash_driver.c
* ProcessSingleFlashOperation, quote:
> In most BLE application, the flash should not be blocked by the CPU2 longer than FLASH_TIMEOUT_VALUE (1000ms)
> However, it could be that for some marginal application, this time is longer.
> ... there is no other way than waiting the operation to be completed.
> If for any reason this test is never passed, this means there is a failure in the system and there is no other
> way to recover than applying a device reset.
*/
#define FURI_HAL_FLASH_C2_LOCK_TIMEOUT_MS (3000U) /* 3 seconds */
#define IS_ADDR_ALIGNED_64BITS(__VALUE__) (((__VALUE__)&0x7U) == (0x00UL))
#define IS_FLASH_PROGRAM_ADDRESS(__VALUE__) \
(((__VALUE__) >= FLASH_BASE) && ((__VALUE__) <= (FLASH_BASE + FLASH_SIZE - 8UL)) && \
(((__VALUE__) % 8UL) == 0UL))
/* Free flash space borders, exported by linker */
extern const void __free_flash_start__;
size_t furi_hal_flash_get_base() {
return FLASH_BASE;
}
size_t furi_hal_flash_get_read_block_size() {
return FURI_HAL_FLASH_READ_BLOCK;
}
size_t furi_hal_flash_get_write_block_size() {
return FURI_HAL_FLASH_WRITE_BLOCK;
}
size_t furi_hal_flash_get_page_size() {
return FURI_HAL_FLASH_PAGE_SIZE;
}
size_t furi_hal_flash_get_cycles_count() {
return FURI_HAL_FLASH_CYCLES_COUNT;
}
const void* furi_hal_flash_get_free_start_address() {
return &__free_flash_start__;
}
const void* furi_hal_flash_get_free_end_address() {
uint32_t sfr_reg_val = READ_REG(FLASH->SFR);
uint32_t sfsa = (READ_BIT(sfr_reg_val, FLASH_SFR_SFSA) >> FLASH_SFR_SFSA_Pos);
return (const void*)((sfsa * FURI_HAL_FLASH_PAGE_SIZE) + FLASH_BASE);
}
size_t furi_hal_flash_get_free_page_start_address() {
size_t start = (size_t)furi_hal_flash_get_free_start_address();
size_t page_start = start - start % FURI_HAL_FLASH_PAGE_SIZE;
if(page_start != start) {
page_start += FURI_HAL_FLASH_PAGE_SIZE;
}
return page_start;
}
size_t furi_hal_flash_get_free_page_count() {
size_t end = (size_t)furi_hal_flash_get_free_end_address();
size_t page_start = (size_t)furi_hal_flash_get_free_page_start_address();
return (end - page_start) / FURI_HAL_FLASH_PAGE_SIZE;
}
void furi_hal_flash_init() {
/* Errata 2.2.9, Flash OPTVERR flag is always set after system reset */
// WRITE_REG(FLASH->SR, FLASH_SR_OPTVERR);
/* Actually, reset all error flags on start */
if(READ_BIT(FLASH->SR, FURI_HAL_FLASH_SR_ERRORS)) {
FURI_LOG_E(TAG, "FLASH->SR 0x%08lX", FLASH->SR);
WRITE_REG(FLASH->SR, FURI_HAL_FLASH_SR_ERRORS);
}
}
static void furi_hal_flash_unlock() {
/* verify Flash is locked */
furi_check(READ_BIT(FLASH->CR, FLASH_CR_LOCK) != 0U);
/* Authorize the FLASH Registers access */
WRITE_REG(FLASH->KEYR, FURI_HAL_FLASH_KEY1);
__ISB();
WRITE_REG(FLASH->KEYR, FURI_HAL_FLASH_KEY2);
/* verify Flash is unlocked */
furi_check(READ_BIT(FLASH->CR, FLASH_CR_LOCK) == 0U);
}
static void furi_hal_flash_lock(void) {
/* verify Flash is unlocked */
furi_check(READ_BIT(FLASH->CR, FLASH_CR_LOCK) == 0U);
/* Set the LOCK Bit to lock the FLASH Registers access */
/* @Note The lock and unlock procedure is done only using CR registers even from CPU2 */
SET_BIT(FLASH->CR, FLASH_CR_LOCK);
/* verify Flash is locked */
furi_check(READ_BIT(FLASH->CR, FLASH_CR_LOCK) != 0U);
}
static void furi_hal_flash_begin_with_core2(bool erase_flag) {
furi_hal_power_insomnia_enter();
/* Take flash controller ownership */
while(LL_HSEM_1StepLock(HSEM, CFG_HW_FLASH_SEMID) != 0) {
furi_thread_yield();
}
/* Unlock flash operation */
furi_hal_flash_unlock();
/* Erase activity notification */
if(erase_flag) SHCI_C2_FLASH_EraseActivity(ERASE_ACTIVITY_ON);
/* 64mHz 5us core2 flag protection */
for(volatile uint32_t i = 0; i < 35; i++)
;
FuriHalCortexTimer timer = furi_hal_cortex_timer_get(FURI_HAL_FLASH_C2_LOCK_TIMEOUT_MS * 1000);
while(true) {
/* Wait till flash controller become usable */
while(LL_FLASH_IsActiveFlag_OperationSuspended()) {
furi_check(!furi_hal_cortex_timer_is_expired(timer));
furi_thread_yield();
};
/* Just a little more love */
taskENTER_CRITICAL();
/* Actually we already have mutex for it, but specification is specification */
if(LL_HSEM_IsSemaphoreLocked(HSEM, CFG_HW_BLOCK_FLASH_REQ_BY_CPU1_SEMID)) {
taskEXIT_CRITICAL();
furi_check(!furi_hal_cortex_timer_is_expired(timer));
furi_thread_yield();
continue;
}
/* Take sempahopre and prevent core2 from anything funky */
if(LL_HSEM_1StepLock(HSEM, CFG_HW_BLOCK_FLASH_REQ_BY_CPU2_SEMID) != 0) {
taskEXIT_CRITICAL();
furi_check(!furi_hal_cortex_timer_is_expired(timer));
furi_thread_yield();
continue;
}
break;
}
}
static void furi_hal_flash_begin(bool erase_flag) {
/* Acquire dangerous ops mutex */
furi_hal_bt_lock_core2();
/* If Core2 is running use IPC locking */
if(furi_hal_bt_is_alive()) {
furi_hal_flash_begin_with_core2(erase_flag);
} else {
furi_hal_flash_unlock();
}
}
static void furi_hal_flash_end_with_core2(bool erase_flag) {
/* Funky ops are ok at this point */
LL_HSEM_ReleaseLock(HSEM, CFG_HW_BLOCK_FLASH_REQ_BY_CPU2_SEMID, 0);
/* Task switching is ok */
taskEXIT_CRITICAL();
/* Doesn't make much sense, does it? */
while(READ_BIT(FLASH->SR, FLASH_SR_BSY)) {
furi_thread_yield();
}
/* Erase activity over, core2 can continue */
if(erase_flag) SHCI_C2_FLASH_EraseActivity(ERASE_ACTIVITY_OFF);
/* Lock flash controller */
furi_hal_flash_lock();
/* Release flash controller ownership */
LL_HSEM_ReleaseLock(HSEM, CFG_HW_FLASH_SEMID, 0);
furi_hal_power_insomnia_exit();
}
static void furi_hal_flash_end(bool erase_flag) {
/* If Core2 is running - use IPC locking */
if(furi_hal_bt_is_alive()) {
furi_hal_flash_end_with_core2(erase_flag);
} else {
furi_hal_flash_lock();
}
/* Release dangerous ops mutex */
furi_hal_bt_unlock_core2();
}
static void furi_hal_flush_cache(void) {
/* Flush instruction cache */
if(READ_BIT(FLASH->ACR, FLASH_ACR_ICEN) == FLASH_ACR_ICEN) {
/* Disable instruction cache */
LL_FLASH_DisableInstCache();
/* Reset instruction cache */
LL_FLASH_EnableInstCacheReset();
LL_FLASH_DisableInstCacheReset();
/* Enable instruction cache */
LL_FLASH_EnableInstCache();
}
/* Flush data cache */
if(READ_BIT(FLASH->ACR, FLASH_ACR_DCEN) == FLASH_ACR_DCEN) {
/* Disable data cache */
LL_FLASH_DisableDataCache();
/* Reset data cache */
LL_FLASH_EnableDataCacheReset();
LL_FLASH_DisableDataCacheReset();
/* Enable data cache */
LL_FLASH_EnableDataCache();
}
}
bool furi_hal_flash_wait_last_operation(uint32_t timeout) {
uint32_t error = 0;
/* Wait for the FLASH operation to complete by polling on BUSY flag to be reset.
Even if the FLASH operation fails, the BUSY flag will be reset and an error
flag will be set */
FuriHalCortexTimer timer = furi_hal_cortex_timer_get(timeout * 1000);
while(READ_BIT(FLASH->SR, FLASH_SR_BSY)) {
if(furi_hal_cortex_timer_is_expired(timer)) {
return false;
}
}
/* Check FLASH operation error flags */
error = FLASH->SR;
/* Check FLASH End of Operation flag */
if((error & FLASH_SR_EOP) != 0U) {
/* Clear FLASH End of Operation pending bit */
CLEAR_BIT(FLASH->SR, FLASH_SR_EOP);
}
/* Now update error variable to only error value */
error &= FURI_HAL_FLASH_SR_ERRORS;
furi_check(error == 0);
/* clear error flags */
CLEAR_BIT(FLASH->SR, error);
/* Wait for control register to be written */
timer = furi_hal_cortex_timer_get(timeout * 1000);
while(READ_BIT(FLASH->SR, FLASH_SR_CFGBSY)) {
if(furi_hal_cortex_timer_is_expired(timer)) {
return false;
}
}
return true;
}
void furi_hal_flash_erase(uint8_t page) {
furi_hal_flash_begin(true);
/* Ensure that controller state is valid */
furi_check(FLASH->SR == 0);
/* Verify that next operation can be proceed */
furi_check(furi_hal_flash_wait_last_operation(FURI_HAL_FLASH_TIMEOUT));
/* Select page and start operation */
MODIFY_REG(
FLASH->CR, FLASH_CR_PNB, ((page << FLASH_CR_PNB_Pos) | FLASH_CR_PER | FLASH_CR_STRT));
/* Wait for last operation to be completed */
furi_check(furi_hal_flash_wait_last_operation(FURI_HAL_FLASH_TIMEOUT));
/* If operation is completed or interrupted, disable the Page Erase Bit */
CLEAR_BIT(FLASH->CR, (FLASH_CR_PER | FLASH_CR_PNB));
/* Flush the caches to be sure of the data consistency */
furi_hal_flush_cache();
furi_hal_flash_end(true);
}
static inline void furi_hal_flash_write_dword_internal_nowait(size_t address, uint64_t* data) {
/* Program first word */
*(uint32_t*)address = (uint32_t)*data;
/* Barrier to ensure programming is performed in 2 steps, in right order
(independently of compiler optimization behavior) */
__ISB();
/* Program second word */
*(uint32_t*)(address + 4U) = (uint32_t)(*data >> 32U);
}
static inline void furi_hal_flash_write_dword_internal(size_t address, uint64_t* data) {
furi_hal_flash_write_dword_internal_nowait(address, data);
/* Wait for last operation to be completed */
furi_check(furi_hal_flash_wait_last_operation(FURI_HAL_FLASH_TIMEOUT));
}
void furi_hal_flash_write_dword(size_t address, uint64_t data) {
furi_hal_flash_begin(false);
/* Ensure that controller state is valid */
furi_check(FLASH->SR == 0);
/* Check the parameters */
furi_check(IS_ADDR_ALIGNED_64BITS(address));
furi_check(IS_FLASH_PROGRAM_ADDRESS(address));
/* Set PG bit */
SET_BIT(FLASH->CR, FLASH_CR_PG);
/* Do the thing */
furi_hal_flash_write_dword_internal(address, &data);
/* If the program operation is completed, disable the PG or FSTPG Bit */
CLEAR_BIT(FLASH->CR, FLASH_CR_PG);
furi_hal_flash_end(false);
/* Wait for last operation to be completed */
furi_check(furi_hal_flash_wait_last_operation(FURI_HAL_FLASH_TIMEOUT));
}
static size_t furi_hal_flash_get_page_address(uint8_t page) {
return furi_hal_flash_get_base() + page * FURI_HAL_FLASH_PAGE_SIZE;
}
void furi_hal_flash_program_page(const uint8_t page, const uint8_t* data, uint16_t _length) {
uint16_t length = _length;
furi_check(length <= FURI_HAL_FLASH_PAGE_SIZE);
furi_hal_flash_erase(page);
furi_hal_flash_begin(false);
furi_check(furi_hal_flash_wait_last_operation(FURI_HAL_FLASH_TIMEOUT));
/* Ensure that controller state is valid */
furi_check(FLASH->SR == 0);
size_t page_start_address = furi_hal_flash_get_page_address(page);
size_t length_written = 0;
const uint16_t FAST_PROG_BLOCK_SIZE = 512;
const uint8_t DWORD_PROG_BLOCK_SIZE = 8;
/* Write as much data as we can in fast mode */
if(length >= FAST_PROG_BLOCK_SIZE) {
taskENTER_CRITICAL();
/* Enable fast flash programming mode */
SET_BIT(FLASH->CR, FLASH_CR_FSTPG);
while(length_written < (length / FAST_PROG_BLOCK_SIZE * FAST_PROG_BLOCK_SIZE)) {
/* No context switch in the middle of the operation */
furi_hal_flash_write_dword_internal_nowait(
page_start_address + length_written, (uint64_t*)(data + length_written));
length_written += DWORD_PROG_BLOCK_SIZE;
if((length_written % FAST_PROG_BLOCK_SIZE) == 0) {
/* Wait for block operation to be completed */
furi_check(furi_hal_flash_wait_last_operation(FURI_HAL_FLASH_TIMEOUT));
}
}
CLEAR_BIT(FLASH->CR, FLASH_CR_FSTPG);
taskEXIT_CRITICAL();
}
/* Enable regular (dword) programming mode */
SET_BIT(FLASH->CR, FLASH_CR_PG);
if((length % FAST_PROG_BLOCK_SIZE) != 0) {
/* Write tail in regular, dword mode */
while(length_written < (length / DWORD_PROG_BLOCK_SIZE * DWORD_PROG_BLOCK_SIZE)) {
furi_hal_flash_write_dword_internal(
page_start_address + length_written, (uint64_t*)&data[length_written]);
length_written += DWORD_PROG_BLOCK_SIZE;
}
}
if((length % DWORD_PROG_BLOCK_SIZE) != 0) {
/* there are more bytes, not fitting into dwords */
uint64_t tail_data = 0;
for(int32_t tail_i = 0; tail_i < (length % DWORD_PROG_BLOCK_SIZE); ++tail_i) {
tail_data |= (((uint64_t)data[length_written + tail_i]) << (tail_i * 8));
}
furi_hal_flash_write_dword_internal(page_start_address + length_written, &tail_data);
}
/* Disable the PG Bit */
CLEAR_BIT(FLASH->CR, FLASH_CR_PG);
furi_hal_flash_end(false);
}
int16_t furi_hal_flash_get_page_number(size_t address) {
const size_t flash_base = furi_hal_flash_get_base();
if((address < flash_base) ||
(address > flash_base + FURI_HAL_FLASH_TOTAL_PAGES * FURI_HAL_FLASH_PAGE_SIZE)) {
return -1;
}
return (address - flash_base) / FURI_HAL_FLASH_PAGE_SIZE;
}
uint32_t furi_hal_flash_ob_get_word(size_t word_idx, bool complementary) {
furi_check(word_idx <= FURI_HAL_FLASH_OB_TOTAL_WORDS);
const uint32_t* ob_data = (const uint32_t*)(OPTION_BYTE_BASE);
size_t raw_word_idx = word_idx * 2;
if(complementary) {
raw_word_idx += 1;
}
return ob_data[raw_word_idx];
}
void furi_hal_flash_ob_unlock() {
furi_check(READ_BIT(FLASH->CR, FLASH_CR_OPTLOCK) != 0U);
furi_hal_flash_begin(true);
WRITE_REG(FLASH->OPTKEYR, FURI_HAL_FLASH_OPT_KEY1);
__ISB();
WRITE_REG(FLASH->OPTKEYR, FURI_HAL_FLASH_OPT_KEY2);
/* verify OB area is unlocked */
furi_check(READ_BIT(FLASH->CR, FLASH_CR_OPTLOCK) == 0U);
}
void furi_hal_flash_ob_lock() {
furi_check(READ_BIT(FLASH->CR, FLASH_CR_OPTLOCK) == 0U);
SET_BIT(FLASH->CR, FLASH_CR_OPTLOCK);
furi_hal_flash_end(true);
furi_check(READ_BIT(FLASH->CR, FLASH_CR_OPTLOCK) != 0U);
}
typedef enum {
FuriHalFlashObInvalid,
FuriHalFlashObRegisterUserRead,
FuriHalFlashObRegisterPCROP1AStart,
FuriHalFlashObRegisterPCROP1AEnd,
FuriHalFlashObRegisterWRPA,
FuriHalFlashObRegisterWRPB,
FuriHalFlashObRegisterPCROP1BStart,
FuriHalFlashObRegisterPCROP1BEnd,
FuriHalFlashObRegisterIPCCMail,
FuriHalFlashObRegisterSecureFlash,
FuriHalFlashObRegisterC2Opts,
} FuriHalFlashObRegister;
typedef struct {
FuriHalFlashObRegister ob_reg;
uint32_t* ob_register_address;
} FuriHalFlashObMapping;
#define OB_REG_DEF(INDEX, REG) \
{ .ob_reg = INDEX, .ob_register_address = (uint32_t*)(REG) }
static const FuriHalFlashObMapping furi_hal_flash_ob_reg_map[FURI_HAL_FLASH_OB_TOTAL_WORDS] = {
OB_REG_DEF(FuriHalFlashObRegisterUserRead, (&FLASH->OPTR)),
OB_REG_DEF(FuriHalFlashObRegisterPCROP1AStart, (&FLASH->PCROP1ASR)),
OB_REG_DEF(FuriHalFlashObRegisterPCROP1AEnd, (&FLASH->PCROP1AER)),
OB_REG_DEF(FuriHalFlashObRegisterWRPA, (&FLASH->WRP1AR)),
OB_REG_DEF(FuriHalFlashObRegisterWRPB, (&FLASH->WRP1BR)),
OB_REG_DEF(FuriHalFlashObRegisterPCROP1BStart, (&FLASH->PCROP1BSR)),
OB_REG_DEF(FuriHalFlashObRegisterPCROP1BEnd, (&FLASH->PCROP1BER)),
OB_REG_DEF(FuriHalFlashObInvalid, (NULL)),
OB_REG_DEF(FuriHalFlashObInvalid, (NULL)),
OB_REG_DEF(FuriHalFlashObInvalid, (NULL)),
OB_REG_DEF(FuriHalFlashObInvalid, (NULL)),
OB_REG_DEF(FuriHalFlashObInvalid, (NULL)),
OB_REG_DEF(FuriHalFlashObInvalid, (NULL)),
OB_REG_DEF(FuriHalFlashObRegisterIPCCMail, (&FLASH->IPCCBR)),
OB_REG_DEF(FuriHalFlashObRegisterSecureFlash, (NULL)),
OB_REG_DEF(FuriHalFlashObRegisterC2Opts, (NULL)),
};
#undef OB_REG_DEF
void furi_hal_flash_ob_apply() {
furi_hal_flash_ob_unlock();
/* OBL_LAUNCH: When set to 1, this bit forces the option byte reloading.
* It cannot be written if OPTLOCK is set */
SET_BIT(FLASH->CR, FLASH_CR_OBL_LAUNCH);
furi_check(furi_hal_flash_wait_last_operation(FURI_HAL_FLASH_TIMEOUT));
furi_hal_flash_ob_lock();
}
bool furi_hal_flash_ob_set_word(size_t word_idx, const uint32_t value) {
furi_check(word_idx < FURI_HAL_FLASH_OB_TOTAL_WORDS);
const FuriHalFlashObMapping* reg_def = &furi_hal_flash_ob_reg_map[word_idx];
if(reg_def->ob_register_address == NULL) {
FURI_LOG_E(TAG, "Attempt to set RO OB word %d", word_idx);
return false;
}
FURI_LOG_W(
TAG,
"Setting OB reg %d for word %d (addr 0x%08lX) to 0x%08lX",
reg_def->ob_reg,
word_idx,
(uint32_t)reg_def->ob_register_address,
value);
/* 1. Clear OPTLOCK option lock bit with the clearing sequence */
furi_hal_flash_ob_unlock();
/* 2. Write the desired options value in the options registers */
*reg_def->ob_register_address = value;
/* 3. Check that no Flash memory operation is on going by checking the BSY && PESD */
furi_check(furi_hal_flash_wait_last_operation(FURI_HAL_FLASH_TIMEOUT));
while(LL_FLASH_IsActiveFlag_OperationSuspended()) {
furi_thread_yield();
};
/* 4. Set the Options start bit OPTSTRT */
SET_BIT(FLASH->CR, FLASH_CR_OPTSTRT);
/* 5. Wait for the BSY bit to be cleared. */
furi_check(furi_hal_flash_wait_last_operation(FURI_HAL_FLASH_TIMEOUT));
furi_hal_flash_ob_lock();
return true;
}
const FuriHalFlashRawOptionByteData* furi_hal_flash_ob_get_raw_ptr() {
return (const FuriHalFlashRawOptionByteData*)OPTION_BYTE_BASE;
}
+146
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#pragma once
#include <stdbool.h>
#include <stdint.h>
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif
#define FURI_HAL_FLASH_OB_RAW_SIZE_BYTES 0x80
#define FURI_HAL_FLASH_OB_SIZE_WORDS (FURI_HAL_FLASH_OB_RAW_SIZE_BYTES / sizeof(uint32_t))
#define FURI_HAL_FLASH_OB_TOTAL_VALUES (FURI_HAL_FLASH_OB_SIZE_WORDS / 2)
typedef union {
uint8_t bytes[FURI_HAL_FLASH_OB_RAW_SIZE_BYTES];
union {
struct {
uint32_t base;
uint32_t complementary_value;
} values;
uint64_t dword;
} obs[FURI_HAL_FLASH_OB_TOTAL_VALUES];
} FuriHalFlashRawOptionByteData;
_Static_assert(
sizeof(FuriHalFlashRawOptionByteData) == FURI_HAL_FLASH_OB_RAW_SIZE_BYTES,
"UpdateManifestOptionByteData size error");
/** Init flash, applying necessary workarounds
*/
void furi_hal_flash_init();
/** Get flash base address
*
* @return pointer to flash base
*/
size_t furi_hal_flash_get_base();
/** Get flash read block size
*
* @return size in bytes
*/
size_t furi_hal_flash_get_read_block_size();
/** Get flash write block size
*
* @return size in bytes
*/
size_t furi_hal_flash_get_write_block_size();
/** Get flash page size
*
* @return size in bytes
*/
size_t furi_hal_flash_get_page_size();
/** Get expected flash cycles count
*
* @return count of erase-write operations
*/
size_t furi_hal_flash_get_cycles_count();
/** Get free flash start address
*
* @return pointer to free region start
*/
const void* furi_hal_flash_get_free_start_address();
/** Get free flash end address
*
* @return pointer to free region end
*/
const void* furi_hal_flash_get_free_end_address();
/** Get first free page start address
*
* @return first free page memory address
*/
size_t furi_hal_flash_get_free_page_start_address();
/** Get free page count
*
* @return free page count
*/
size_t furi_hal_flash_get_free_page_count();
/** Erase Flash
*
* @warning locking operation with critical section, stalls execution
*
* @param page The page to erase
*/
void furi_hal_flash_erase(uint8_t page);
/** Write double word (64 bits)
*
* @warning locking operation with critical section, stalls execution
*
* @param address destination address, must be double word aligned.
* @param data data to write
*/
void furi_hal_flash_write_dword(size_t address, uint64_t data);
/** Write aligned page data (up to page size)
*
* @warning locking operation with critical section, stalls execution
*
* @param address destination address, must be page aligned.
* @param data data to write
* @param length data length
*/
void furi_hal_flash_program_page(const uint8_t page, const uint8_t* data, uint16_t length);
/** Get flash page number for address
*
* @return page number, -1 for invalid address
*/
int16_t furi_hal_flash_get_page_number(size_t address);
/** Writes OB word, using non-compl. index of register in Flash, OPTION_BYTE_BASE
*
* @warning locking operation with critical section, stalls execution
*
* @param word_idx OB word number
* @param value data to write
* @return true if value was written, false for read-only word
*/
bool furi_hal_flash_ob_set_word(size_t word_idx, const uint32_t value);
/** Forces a reload of OB data from flash to registers
*
* @warning Initializes system restart
*
*/
void furi_hal_flash_ob_apply();
/** Get raw OB storage data
*
* @return pointer to read-only data of OB (raw + complementary values)
*/
const FuriHalFlashRawOptionByteData* furi_hal_flash_ob_get_raw_ptr();
#ifdef __cplusplus
}
#endif
+309
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#include <furi.h>
#include <furi_hal_gpio.h>
#include <furi_hal_version.h>
#include <furi_hal_resources.h>
#include <stm32wbxx_ll_comp.h>
#define GET_SYSCFG_EXTI_PORT(gpio) \
(((gpio) == (GPIOA)) ? LL_SYSCFG_EXTI_PORTA : \
((gpio) == (GPIOB)) ? LL_SYSCFG_EXTI_PORTB : \
((gpio) == (GPIOC)) ? LL_SYSCFG_EXTI_PORTC : \
((gpio) == (GPIOD)) ? LL_SYSCFG_EXTI_PORTD : \
((gpio) == (GPIOE)) ? LL_SYSCFG_EXTI_PORTE : \
LL_SYSCFG_EXTI_PORTH)
#define GPIO_PIN_MAP(pin, prefix) \
(((pin) == (LL_GPIO_PIN_0)) ? prefix##0 : \
((pin) == (LL_GPIO_PIN_1)) ? prefix##1 : \
((pin) == (LL_GPIO_PIN_2)) ? prefix##2 : \
((pin) == (LL_GPIO_PIN_3)) ? prefix##3 : \
((pin) == (LL_GPIO_PIN_4)) ? prefix##4 : \
((pin) == (LL_GPIO_PIN_5)) ? prefix##5 : \
((pin) == (LL_GPIO_PIN_6)) ? prefix##6 : \
((pin) == (LL_GPIO_PIN_7)) ? prefix##7 : \
((pin) == (LL_GPIO_PIN_8)) ? prefix##8 : \
((pin) == (LL_GPIO_PIN_9)) ? prefix##9 : \
((pin) == (LL_GPIO_PIN_10)) ? prefix##10 : \
((pin) == (LL_GPIO_PIN_11)) ? prefix##11 : \
((pin) == (LL_GPIO_PIN_12)) ? prefix##12 : \
((pin) == (LL_GPIO_PIN_13)) ? prefix##13 : \
((pin) == (LL_GPIO_PIN_14)) ? prefix##14 : \
prefix##15)
#define GET_SYSCFG_EXTI_LINE(pin) GPIO_PIN_MAP(pin, LL_SYSCFG_EXTI_LINE)
#define GET_EXTI_LINE(pin) GPIO_PIN_MAP(pin, LL_EXTI_LINE_)
static volatile GpioInterrupt gpio_interrupt[GPIO_NUMBER];
static uint8_t furi_hal_gpio_get_pin_num(const GpioPin* gpio) {
uint8_t pin_num = 0;
for(pin_num = 0; pin_num < GPIO_NUMBER; pin_num++) {
if(gpio->pin & (1 << pin_num)) break;
}
return pin_num;
}
void furi_hal_gpio_init_simple(const GpioPin* gpio, const GpioMode mode) {
furi_hal_gpio_init(gpio, mode, GpioPullNo, GpioSpeedLow);
}
void furi_hal_gpio_init(
const GpioPin* gpio,
const GpioMode mode,
const GpioPull pull,
const GpioSpeed speed) {
// we cannot set alternate mode in this function
furi_check(mode != GpioModeAltFunctionPushPull);
furi_check(mode != GpioModeAltFunctionOpenDrain);
furi_hal_gpio_init_ex(gpio, mode, pull, speed, GpioAltFnUnused);
}
void furi_hal_gpio_init_ex(
const GpioPin* gpio,
const GpioMode mode,
const GpioPull pull,
const GpioSpeed speed,
const GpioAltFn alt_fn) {
uint32_t sys_exti_port = GET_SYSCFG_EXTI_PORT(gpio->port);
uint32_t sys_exti_line = GET_SYSCFG_EXTI_LINE(gpio->pin);
uint32_t exti_line = GET_EXTI_LINE(gpio->pin);
// Configure gpio with interrupts disabled
FURI_CRITICAL_ENTER();
// Set gpio speed
switch(speed) {
case GpioSpeedLow:
LL_GPIO_SetPinSpeed(gpio->port, gpio->pin, LL_GPIO_SPEED_FREQ_LOW);
break;
case GpioSpeedMedium:
LL_GPIO_SetPinSpeed(gpio->port, gpio->pin, LL_GPIO_SPEED_FREQ_MEDIUM);
break;
case GpioSpeedHigh:
LL_GPIO_SetPinSpeed(gpio->port, gpio->pin, LL_GPIO_SPEED_FREQ_HIGH);
break;
case GpioSpeedVeryHigh:
LL_GPIO_SetPinSpeed(gpio->port, gpio->pin, LL_GPIO_SPEED_FREQ_VERY_HIGH);
break;
}
// Set gpio pull mode
switch(pull) {
case GpioPullNo:
LL_GPIO_SetPinPull(gpio->port, gpio->pin, LL_GPIO_PULL_NO);
break;
case GpioPullUp:
LL_GPIO_SetPinPull(gpio->port, gpio->pin, LL_GPIO_PULL_UP);
break;
case GpioPullDown:
LL_GPIO_SetPinPull(gpio->port, gpio->pin, LL_GPIO_PULL_DOWN);
break;
}
// Set gpio mode
if(mode >= GpioModeInterruptRise) {
// Set pin in interrupt mode
LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_INPUT);
LL_SYSCFG_SetEXTISource(sys_exti_port, sys_exti_line);
if(mode == GpioModeInterruptRise || mode == GpioModeInterruptRiseFall) {
LL_EXTI_EnableIT_0_31(exti_line);
LL_EXTI_EnableRisingTrig_0_31(exti_line);
}
if(mode == GpioModeInterruptFall || mode == GpioModeInterruptRiseFall) {
LL_EXTI_EnableIT_0_31(exti_line);
LL_EXTI_EnableFallingTrig_0_31(exti_line);
}
if(mode == GpioModeEventRise || mode == GpioModeEventRiseFall) {
LL_EXTI_EnableEvent_0_31(exti_line);
LL_EXTI_EnableRisingTrig_0_31(exti_line);
}
if(mode == GpioModeEventFall || mode == GpioModeEventRiseFall) {
LL_EXTI_EnableEvent_0_31(exti_line);
LL_EXTI_EnableFallingTrig_0_31(exti_line);
}
} else {
// Disable interrupts if set
if(LL_SYSCFG_GetEXTISource(sys_exti_line) == sys_exti_port &&
LL_EXTI_IsEnabledIT_0_31(exti_line)) {
LL_EXTI_DisableIT_0_31(exti_line);
LL_EXTI_DisableRisingTrig_0_31(exti_line);
LL_EXTI_DisableFallingTrig_0_31(exti_line);
}
// Prepare alternative part if any
if(mode == GpioModeAltFunctionPushPull || mode == GpioModeAltFunctionOpenDrain) {
// set alternate function
if(furi_hal_gpio_get_pin_num(gpio) < 8) {
LL_GPIO_SetAFPin_0_7(gpio->port, gpio->pin, alt_fn);
} else {
LL_GPIO_SetAFPin_8_15(gpio->port, gpio->pin, alt_fn);
}
}
// Set not interrupt pin modes
switch(mode) {
case GpioModeInput:
LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_INPUT);
break;
case GpioModeOutputPushPull:
LL_GPIO_SetPinOutputType(gpio->port, gpio->pin, LL_GPIO_OUTPUT_PUSHPULL);
LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_OUTPUT);
break;
case GpioModeAltFunctionPushPull:
LL_GPIO_SetPinOutputType(gpio->port, gpio->pin, LL_GPIO_OUTPUT_PUSHPULL);
LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_ALTERNATE);
break;
case GpioModeOutputOpenDrain:
LL_GPIO_SetPinOutputType(gpio->port, gpio->pin, LL_GPIO_OUTPUT_OPENDRAIN);
LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_OUTPUT);
break;
case GpioModeAltFunctionOpenDrain:
LL_GPIO_SetPinOutputType(gpio->port, gpio->pin, LL_GPIO_OUTPUT_OPENDRAIN);
LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_ALTERNATE);
break;
case GpioModeAnalog:
LL_GPIO_SetPinMode(gpio->port, gpio->pin, LL_GPIO_MODE_ANALOG);
break;
default:
break;
}
}
FURI_CRITICAL_EXIT();
}
void furi_hal_gpio_add_int_callback(const GpioPin* gpio, GpioExtiCallback cb, void* ctx) {
furi_assert(gpio);
furi_assert(cb);
FURI_CRITICAL_ENTER();
uint8_t pin_num = furi_hal_gpio_get_pin_num(gpio);
furi_check(gpio_interrupt[pin_num].callback == NULL);
gpio_interrupt[pin_num].callback = cb;
gpio_interrupt[pin_num].context = ctx;
gpio_interrupt[pin_num].ready = true;
FURI_CRITICAL_EXIT();
}
void furi_hal_gpio_enable_int_callback(const GpioPin* gpio) {
furi_assert(gpio);
FURI_CRITICAL_ENTER();
uint8_t pin_num = furi_hal_gpio_get_pin_num(gpio);
if(gpio_interrupt[pin_num].callback) {
gpio_interrupt[pin_num].ready = true;
}
FURI_CRITICAL_EXIT();
}
void furi_hal_gpio_disable_int_callback(const GpioPin* gpio) {
furi_assert(gpio);
FURI_CRITICAL_ENTER();
uint8_t pin_num = furi_hal_gpio_get_pin_num(gpio);
gpio_interrupt[pin_num].ready = false;
FURI_CRITICAL_EXIT();
}
void furi_hal_gpio_remove_int_callback(const GpioPin* gpio) {
furi_assert(gpio);
FURI_CRITICAL_ENTER();
uint8_t pin_num = furi_hal_gpio_get_pin_num(gpio);
gpio_interrupt[pin_num].callback = NULL;
gpio_interrupt[pin_num].context = NULL;
gpio_interrupt[pin_num].ready = false;
FURI_CRITICAL_EXIT();
}
static void furi_hal_gpio_int_call(uint16_t pin_num) {
if(gpio_interrupt[pin_num].callback && gpio_interrupt[pin_num].ready) {
gpio_interrupt[pin_num].callback(gpio_interrupt[pin_num].context);
}
}
/* Interrupt handlers */
void EXTI0_IRQHandler(void) {
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_0)) {
furi_hal_gpio_int_call(0);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_0);
}
}
void EXTI1_IRQHandler(void) {
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_1)) {
furi_hal_gpio_int_call(1);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_1);
}
}
void EXTI2_IRQHandler(void) {
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_2)) {
furi_hal_gpio_int_call(2);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_2);
}
}
void EXTI3_IRQHandler(void) {
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_3)) {
furi_hal_gpio_int_call(3);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_3);
}
}
void EXTI4_IRQHandler(void) {
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_4)) {
furi_hal_gpio_int_call(4);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_4);
}
}
void EXTI9_5_IRQHandler(void) {
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_5)) {
furi_hal_gpio_int_call(5);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_5);
}
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_6)) {
furi_hal_gpio_int_call(6);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_6);
}
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_7)) {
furi_hal_gpio_int_call(7);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_7);
}
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_8)) {
furi_hal_gpio_int_call(8);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_8);
}
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_9)) {
furi_hal_gpio_int_call(9);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_9);
}
}
void EXTI15_10_IRQHandler(void) {
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_10)) {
furi_hal_gpio_int_call(10);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_10);
}
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_11)) {
furi_hal_gpio_int_call(11);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_11);
}
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_12)) {
furi_hal_gpio_int_call(12);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_12);
}
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_13)) {
furi_hal_gpio_int_call(13);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_13);
}
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_14)) {
furi_hal_gpio_int_call(14);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_14);
}
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_15)) {
furi_hal_gpio_int_call(15);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_15);
}
}
+287
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#pragma once
#include "stdbool.h"
#include <stm32wbxx_ll_gpio.h>
#include <stm32wbxx_ll_system.h>
#include <stm32wbxx_ll_exti.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* Number of gpio on one port
*/
#define GPIO_NUMBER (16U)
/**
* Interrupt callback prototype
*/
typedef void (*GpioExtiCallback)(void* ctx);
/**
* Gpio interrupt type
*/
typedef struct {
GpioExtiCallback callback;
void* context;
volatile bool ready;
} GpioInterrupt;
/**
* Gpio modes
*/
typedef enum {
GpioModeInput,
GpioModeOutputPushPull,
GpioModeOutputOpenDrain,
GpioModeAltFunctionPushPull,
GpioModeAltFunctionOpenDrain,
GpioModeAnalog,
GpioModeInterruptRise,
GpioModeInterruptFall,
GpioModeInterruptRiseFall,
GpioModeEventRise,
GpioModeEventFall,
GpioModeEventRiseFall,
} GpioMode;
/**
* Gpio pull modes
*/
typedef enum {
GpioPullNo,
GpioPullUp,
GpioPullDown,
} GpioPull;
/**
* Gpio speed modes
*/
typedef enum {
GpioSpeedLow,
GpioSpeedMedium,
GpioSpeedHigh,
GpioSpeedVeryHigh,
} GpioSpeed;
/**
* Gpio alternate functions
*/
typedef enum {
GpioAltFn0MCO = 0, /*!< MCO Alternate Function mapping */
GpioAltFn0LSCO = 0, /*!< LSCO Alternate Function mapping */
GpioAltFn0JTMS_SWDIO = 0, /*!< JTMS-SWDIO Alternate Function mapping */
GpioAltFn0JTCK_SWCLK = 0, /*!< JTCK-SWCLK Alternate Function mapping */
GpioAltFn0JTDI = 0, /*!< JTDI Alternate Function mapping */
GpioAltFn0RTC_OUT = 0, /*!< RCT_OUT Alternate Function mapping */
GpioAltFn0JTD_TRACE = 0, /*!< JTDO-TRACESWO Alternate Function mapping */
GpioAltFn0NJTRST = 0, /*!< NJTRST Alternate Function mapping */
GpioAltFn0RTC_REFIN = 0, /*!< RTC_REFIN Alternate Function mapping */
GpioAltFn0TRACED0 = 0, /*!< TRACED0 Alternate Function mapping */
GpioAltFn0TRACED1 = 0, /*!< TRACED1 Alternate Function mapping */
GpioAltFn0TRACED2 = 0, /*!< TRACED2 Alternate Function mapping */
GpioAltFn0TRACED3 = 0, /*!< TRACED3 Alternate Function mapping */
GpioAltFn0TRIG_INOUT = 0, /*!< TRIG_INOUT Alternate Function mapping */
GpioAltFn0TRACECK = 0, /*!< TRACECK Alternate Function mapping */
GpioAltFn0SYS = 0, /*!< System Function mapping */
GpioAltFn1TIM1 = 1, /*!< TIM1 Alternate Function mapping */
GpioAltFn1TIM2 = 1, /*!< TIM2 Alternate Function mapping */
GpioAltFn1LPTIM1 = 1, /*!< LPTIM1 Alternate Function mapping */
GpioAltFn2TIM2 = 2, /*!< TIM2 Alternate Function mapping */
GpioAltFn2TIM1 = 2, /*!< TIM1 Alternate Function mapping */
GpioAltFn3SAI1 = 3, /*!< SAI1_CK1 Alternate Function mapping */
GpioAltFn3SPI2 = 3, /*!< SPI2 Alternate Function mapping */
GpioAltFn3TIM1 = 3, /*!< TIM1 Alternate Function mapping */
GpioAltFn4I2C1 = 4, /*!< I2C1 Alternate Function mapping */
GpioAltFn4I2C3 = 4, /*!< I2C3 Alternate Function mapping */
GpioAltFn5SPI1 = 5, /*!< SPI1 Alternate Function mapping */
GpioAltFn5SPI2 = 5, /*!< SPI2 Alternate Function mapping */
GpioAltFn6MCO = 6, /*!< MCO Alternate Function mapping */
GpioAltFn6LSCO = 6, /*!< LSCO Alternate Function mapping */
GpioAltFn6RF_DTB0 = 6, /*!< RF_DTB0 Alternate Function mapping */
GpioAltFn6RF_DTB1 = 6, /*!< RF_DTB1 Alternate Function mapping */
GpioAltFn6RF_DTB2 = 6, /*!< RF_DTB2 Alternate Function mapping */
GpioAltFn6RF_DTB3 = 6, /*!< RF_DTB3 Alternate Function mapping */
GpioAltFn6RF_DTB4 = 6, /*!< RF_DTB4 Alternate Function mapping */
GpioAltFn6RF_DTB5 = 6, /*!< RF_DTB5 Alternate Function mapping */
GpioAltFn6RF_DTB6 = 6, /*!< RF_DTB6 Alternate Function mapping */
GpioAltFn6RF_DTB7 = 6, /*!< RF_DTB7 Alternate Function mapping */
GpioAltFn6RF_DTB8 = 6, /*!< RF_DTB8 Alternate Function mapping */
GpioAltFn6RF_DTB9 = 6, /*!< RF_DTB9 Alternate Function mapping */
GpioAltFn6RF_DTB10 = 6, /*!< RF_DTB10 Alternate Function mapping */
GpioAltFn6RF_DTB11 = 6, /*!< RF_DTB11 Alternate Function mapping */
GpioAltFn6RF_DTB12 = 6, /*!< RF_DTB12 Alternate Function mapping */
GpioAltFn6RF_DTB13 = 6, /*!< RF_DTB13 Alternate Function mapping */
GpioAltFn6RF_DTB14 = 6, /*!< RF_DTB14 Alternate Function mapping */
GpioAltFn6RF_DTB15 = 6, /*!< RF_DTB15 Alternate Function mapping */
GpioAltFn6RF_DTB16 = 6, /*!< RF_DTB16 Alternate Function mapping */
GpioAltFn6RF_DTB17 = 6, /*!< RF_DTB17 Alternate Function mapping */
GpioAltFn6RF_DTB18 = 6, /*!< RF_DTB18 Alternate Function mapping */
GpioAltFn6RF_MISO = 6, /*!< RF_MISO Alternate Function mapping */
GpioAltFn6RF_MOSI = 6, /*!< RF_MOSI Alternate Function mapping */
GpioAltFn6RF_SCK = 6, /*!< RF_SCK Alternate Function mapping */
GpioAltFn6RF_NSS = 6, /*!< RF_NSS Alternate Function mapping */
GpioAltFn7USART1 = 7, /*!< USART1 Alternate Function mapping */
GpioAltFn8LPUART1 = 8, /*!< LPUART1 Alternate Function mapping */
GpioAltFn8IR = 8, /*!< IR Alternate Function mapping */
GpioAltFn9TSC = 9, /*!< TSC Alternate Function mapping */
GpioAltFn10QUADSPI = 10, /*!< QUADSPI Alternate Function mapping */
GpioAltFn10USB = 10, /*!< USB Alternate Function mapping */
GpioAltFn11LCD = 11, /*!< LCD Alternate Function mapping */
GpioAltFn12COMP1 = 12, /*!< COMP1 Alternate Function mapping */
GpioAltFn12COMP2 = 12, /*!< COMP2 Alternate Function mapping */
GpioAltFn12TIM1 = 12, /*!< TIM1 Alternate Function mapping */
GpioAltFn13SAI1 = 13, /*!< SAI1 Alternate Function mapping */
GpioAltFn14TIM2 = 14, /*!< TIM2 Alternate Function mapping */
GpioAltFn14TIM16 = 14, /*!< TIM16 Alternate Function mapping */
GpioAltFn14TIM17 = 14, /*!< TIM17 Alternate Function mapping */
GpioAltFn14LPTIM2 = 14, /*!< LPTIM2 Alternate Function mapping */
GpioAltFn15EVENTOUT = 15, /*!< EVENTOUT Alternate Function mapping */
GpioAltFnUnused = 16, /*!< just dummy value */
} GpioAltFn;
/**
* Gpio structure
*/
typedef struct {
GPIO_TypeDef* port;
uint16_t pin;
} GpioPin;
/**
* GPIO initialization function, simple version
* @param gpio GpioPin
* @param mode GpioMode
*/
void furi_hal_gpio_init_simple(const GpioPin* gpio, const GpioMode mode);
/**
* GPIO initialization function, normal version
* @param gpio GpioPin
* @param mode GpioMode
* @param pull GpioPull
* @param speed GpioSpeed
*/
void furi_hal_gpio_init(
const GpioPin* gpio,
const GpioMode mode,
const GpioPull pull,
const GpioSpeed speed);
/**
* GPIO initialization function, extended version
* @param gpio GpioPin
* @param mode GpioMode
* @param pull GpioPull
* @param speed GpioSpeed
* @param alt_fn GpioAltFn
*/
void furi_hal_gpio_init_ex(
const GpioPin* gpio,
const GpioMode mode,
const GpioPull pull,
const GpioSpeed speed,
const GpioAltFn alt_fn);
/**
* Add and enable interrupt
* @param gpio GpioPin
* @param cb GpioExtiCallback
* @param ctx context for callback
*/
void furi_hal_gpio_add_int_callback(const GpioPin* gpio, GpioExtiCallback cb, void* ctx);
/**
* Enable interrupt
* @param gpio GpioPin
*/
void furi_hal_gpio_enable_int_callback(const GpioPin* gpio);
/**
* Disable interrupt
* @param gpio GpioPin
*/
void furi_hal_gpio_disable_int_callback(const GpioPin* gpio);
/**
* Remove interrupt
* @param gpio GpioPin
*/
void furi_hal_gpio_remove_int_callback(const GpioPin* gpio);
/**
* GPIO write pin
* @param gpio GpioPin
* @param state true / false
*/
static inline void furi_hal_gpio_write(const GpioPin* gpio, const bool state) {
// writing to BSSR is an atomic operation
if(state == true) {
gpio->port->BSRR = gpio->pin;
} else {
gpio->port->BSRR = (uint32_t)gpio->pin << GPIO_NUMBER;
}
}
/**
* GPIO read pin
* @param port GPIO port
* @param pin pin mask
* @return true / false
*/
static inline void
furi_hal_gpio_write_port_pin(GPIO_TypeDef* port, uint16_t pin, const bool state) {
// writing to BSSR is an atomic operation
if(state == true) {
port->BSRR = pin;
} else {
port->BSRR = pin << GPIO_NUMBER;
}
}
/**
* GPIO read pin
* @param gpio GpioPin
* @return true / false
*/
static inline bool furi_hal_gpio_read(const GpioPin* gpio) {
if((gpio->port->IDR & gpio->pin) != 0x00U) {
return true;
} else {
return false;
}
}
/**
* GPIO read pin
* @param port GPIO port
* @param pin pin mask
* @return true / false
*/
static inline bool furi_hal_gpio_read_port_pin(GPIO_TypeDef* port, uint16_t pin) {
if((port->IDR & pin) != 0x00U) {
return true;
} else {
return false;
}
}
#ifdef __cplusplus
}
#endif
+416
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#include <furi_hal_i2c.h>
#include <furi_hal_version.h>
#include <furi_hal_power.h>
#include <furi_hal_cortex.h>
#include <stm32wbxx_ll_i2c.h>
#include <stm32wbxx_ll_gpio.h>
#include <furi.h>
#define TAG "FuriHalI2c"
void furi_hal_i2c_init_early() {
furi_hal_i2c_bus_power.callback(&furi_hal_i2c_bus_power, FuriHalI2cBusEventInit);
}
void furi_hal_i2c_deinit_early() {
furi_hal_i2c_bus_power.callback(&furi_hal_i2c_bus_power, FuriHalI2cBusEventDeinit);
}
void furi_hal_i2c_init() {
furi_hal_i2c_bus_external.callback(&furi_hal_i2c_bus_external, FuriHalI2cBusEventInit);
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_i2c_acquire(FuriHalI2cBusHandle* handle) {
furi_hal_power_insomnia_enter();
// Lock bus access
handle->bus->callback(handle->bus, FuriHalI2cBusEventLock);
// Ensure that no active handle set
furi_check(handle->bus->current_handle == NULL);
// Set current handle
handle->bus->current_handle = handle;
// Activate bus
handle->bus->callback(handle->bus, FuriHalI2cBusEventActivate);
// Activate handle
handle->callback(handle, FuriHalI2cBusHandleEventActivate);
}
void furi_hal_i2c_release(FuriHalI2cBusHandle* handle) {
// Ensure that current handle is our handle
furi_check(handle->bus->current_handle == handle);
// Deactivate handle
handle->callback(handle, FuriHalI2cBusHandleEventDeactivate);
// Deactivate bus
handle->bus->callback(handle->bus, FuriHalI2cBusEventDeactivate);
// Reset current handle
handle->bus->current_handle = NULL;
// Unlock bus
handle->bus->callback(handle->bus, FuriHalI2cBusEventUnlock);
furi_hal_power_insomnia_exit();
}
static bool
furi_hal_i2c_wait_for_idle(I2C_TypeDef* i2c, FuriHalI2cBegin begin, FuriHalCortexTimer timer) {
do {
if(furi_hal_cortex_timer_is_expired(timer)) {
return false;
}
} while(begin == FuriHalI2cBeginStart && LL_I2C_IsActiveFlag_BUSY(i2c));
// Only check if the bus is busy if starting a new transaction, if not we already control the bus
return true;
}
static bool
furi_hal_i2c_wait_for_end(I2C_TypeDef* i2c, FuriHalI2cEnd end, FuriHalCortexTimer timer) {
// If ending the transaction with a stop condition, wait for it to be detected, otherwise wait for a transfer complete flag
bool wait_for_stop = end == FuriHalI2cEndStop;
uint32_t end_mask = (wait_for_stop) ? I2C_ISR_STOPF : (I2C_ISR_TC | I2C_ISR_TCR);
while((i2c->ISR & end_mask) == 0) {
if(furi_hal_cortex_timer_is_expired(timer)) {
return false;
}
}
return true;
}
static uint32_t
furi_hal_i2c_get_start_signal(FuriHalI2cBegin begin, bool ten_bit_address, bool read) {
switch(begin) {
case FuriHalI2cBeginRestart:
if(read) {
return ten_bit_address ? LL_I2C_GENERATE_RESTART_10BIT_READ :
LL_I2C_GENERATE_RESTART_7BIT_READ;
} else {
return ten_bit_address ? LL_I2C_GENERATE_RESTART_10BIT_WRITE :
LL_I2C_GENERATE_RESTART_7BIT_WRITE;
}
case FuriHalI2cBeginResume:
return LL_I2C_GENERATE_NOSTARTSTOP;
case FuriHalI2cBeginStart:
default:
return read ? LL_I2C_GENERATE_START_READ : LL_I2C_GENERATE_START_WRITE;
}
}
static uint32_t furi_hal_i2c_get_end_signal(FuriHalI2cEnd end) {
switch(end) {
case FuriHalI2cEndAwaitRestart:
return LL_I2C_MODE_SOFTEND;
case FuriHalI2cEndPause:
return LL_I2C_MODE_RELOAD;
case FuriHalI2cEndStop:
default:
return LL_I2C_MODE_AUTOEND;
}
}
static bool furi_hal_i2c_transfer_is_aborted(I2C_TypeDef* i2c) {
return LL_I2C_IsActiveFlag_STOP(i2c) &&
!(LL_I2C_IsActiveFlag_TC(i2c) || LL_I2C_IsActiveFlag_TCR(i2c));
}
static bool furi_hal_i2c_transfer(
I2C_TypeDef* i2c,
uint8_t* data,
uint32_t size,
FuriHalI2cEnd end,
bool read,
FuriHalCortexTimer timer) {
bool ret = true;
while(size > 0) {
bool should_stop = furi_hal_cortex_timer_is_expired(timer) ||
furi_hal_i2c_transfer_is_aborted(i2c);
// Modifying the data pointer's data is UB if read is true
if(read && LL_I2C_IsActiveFlag_RXNE(i2c)) {
*data = LL_I2C_ReceiveData8(i2c);
data++;
size--;
} else if(!read && LL_I2C_IsActiveFlag_TXIS(i2c)) {
LL_I2C_TransmitData8(i2c, *data);
data++;
size--;
}
// Exit on timeout or premature stop, probably caused by a nacked address or byte
if(should_stop) {
ret = size == 0; // If the transfer was over, still a success
break;
}
}
if(ret) {
ret = furi_hal_i2c_wait_for_end(i2c, end, timer);
}
LL_I2C_ClearFlag_STOP(i2c);
return ret;
}
static bool furi_hal_i2c_transaction(
I2C_TypeDef* i2c,
uint16_t address,
bool ten_bit,
uint8_t* data,
size_t size,
FuriHalI2cBegin begin,
FuriHalI2cEnd end,
bool read,
FuriHalCortexTimer timer) {
uint32_t addr_size = ten_bit ? LL_I2C_ADDRSLAVE_10BIT : LL_I2C_ADDRSLAVE_7BIT;
uint32_t start_signal = furi_hal_i2c_get_start_signal(begin, ten_bit, read);
if(!furi_hal_i2c_wait_for_idle(i2c, begin, timer)) {
return false;
}
do {
uint8_t transfer_size = size;
FuriHalI2cEnd transfer_end = end;
if(size > 255) {
transfer_size = 255;
transfer_end = FuriHalI2cEndPause;
}
uint32_t end_signal = furi_hal_i2c_get_end_signal(transfer_end);
LL_I2C_HandleTransfer(i2c, address, addr_size, transfer_size, end_signal, start_signal);
if(!furi_hal_i2c_transfer(i2c, data, transfer_size, transfer_end, read, timer)) {
return false;
}
size -= transfer_size;
data += transfer_size;
start_signal = LL_I2C_GENERATE_NOSTARTSTOP;
} while(size > 0);
return true;
}
bool furi_hal_i2c_rx_ext(
FuriHalI2cBusHandle* handle,
uint16_t address,
bool ten_bit,
uint8_t* data,
size_t size,
FuriHalI2cBegin begin,
FuriHalI2cEnd end,
uint32_t timeout) {
furi_check(handle->bus->current_handle == handle);
FuriHalCortexTimer timer = furi_hal_cortex_timer_get(timeout * 1000);
return furi_hal_i2c_transaction(
handle->bus->i2c, address, ten_bit, data, size, begin, end, true, timer);
}
bool furi_hal_i2c_tx_ext(
FuriHalI2cBusHandle* handle,
uint16_t address,
bool ten_bit,
const uint8_t* data,
size_t size,
FuriHalI2cBegin begin,
FuriHalI2cEnd end,
uint32_t timeout) {
furi_check(handle->bus->current_handle == handle);
FuriHalCortexTimer timer = furi_hal_cortex_timer_get(timeout * 1000);
return furi_hal_i2c_transaction(
handle->bus->i2c, address, ten_bit, (uint8_t*)data, size, begin, end, false, timer);
}
bool furi_hal_i2c_tx(
FuriHalI2cBusHandle* handle,
uint8_t address,
const uint8_t* data,
size_t size,
uint32_t timeout) {
furi_assert(timeout > 0);
return furi_hal_i2c_tx_ext(
handle, address, false, data, size, FuriHalI2cBeginStart, FuriHalI2cEndStop, timeout);
}
bool furi_hal_i2c_rx(
FuriHalI2cBusHandle* handle,
uint8_t address,
uint8_t* data,
size_t size,
uint32_t timeout) {
furi_assert(timeout > 0);
return furi_hal_i2c_rx_ext(
handle, address, false, data, size, FuriHalI2cBeginStart, FuriHalI2cEndStop, timeout);
}
bool furi_hal_i2c_trx(
FuriHalI2cBusHandle* handle,
uint8_t address,
const uint8_t* tx_data,
size_t tx_size,
uint8_t* rx_data,
size_t rx_size,
uint32_t timeout) {
return furi_hal_i2c_tx_ext(
handle,
address,
false,
tx_data,
tx_size,
FuriHalI2cBeginStart,
FuriHalI2cEndStop,
timeout) &&
furi_hal_i2c_rx_ext(
handle,
address,
false,
rx_data,
rx_size,
FuriHalI2cBeginStart,
FuriHalI2cEndStop,
timeout);
}
bool furi_hal_i2c_is_device_ready(FuriHalI2cBusHandle* handle, uint8_t i2c_addr, uint32_t timeout) {
furi_check(handle);
furi_check(handle->bus->current_handle == handle);
furi_assert(timeout > 0);
bool ret = true;
FuriHalCortexTimer timer = furi_hal_cortex_timer_get(timeout * 1000);
if(!furi_hal_i2c_wait_for_idle(handle->bus->i2c, FuriHalI2cBeginStart, timer)) {
return false;
}
LL_I2C_HandleTransfer(
handle->bus->i2c,
i2c_addr,
LL_I2C_ADDRSLAVE_7BIT,
0,
LL_I2C_MODE_AUTOEND,
LL_I2C_GENERATE_START_WRITE);
if(!furi_hal_i2c_wait_for_end(handle->bus->i2c, FuriHalI2cEndStop, timer)) {
return false;
}
ret = !LL_I2C_IsActiveFlag_NACK(handle->bus->i2c);
LL_I2C_ClearFlag_NACK(handle->bus->i2c);
LL_I2C_ClearFlag_STOP(handle->bus->i2c);
return ret;
}
bool furi_hal_i2c_read_reg_8(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t reg_addr,
uint8_t* data,
uint32_t timeout) {
furi_check(handle);
return furi_hal_i2c_trx(handle, i2c_addr, &reg_addr, 1, data, 1, timeout);
}
bool furi_hal_i2c_read_reg_16(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t reg_addr,
uint16_t* data,
uint32_t timeout) {
furi_check(handle);
uint8_t reg_data[2];
bool ret = furi_hal_i2c_trx(handle, i2c_addr, &reg_addr, 1, reg_data, 2, timeout);
*data = (reg_data[0] << 8) | (reg_data[1]);
return ret;
}
bool furi_hal_i2c_read_mem(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t mem_addr,
uint8_t* data,
size_t len,
uint32_t timeout) {
furi_check(handle);
return furi_hal_i2c_trx(handle, i2c_addr, &mem_addr, 1, data, len, timeout);
}
bool furi_hal_i2c_write_reg_8(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t reg_addr,
uint8_t data,
uint32_t timeout) {
furi_check(handle);
const uint8_t tx_data[2] = {
reg_addr,
data,
};
return furi_hal_i2c_tx(handle, i2c_addr, tx_data, 2, timeout);
}
bool furi_hal_i2c_write_reg_16(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t reg_addr,
uint16_t data,
uint32_t timeout) {
furi_check(handle);
const uint8_t tx_data[3] = {
reg_addr,
(data >> 8) & 0xFF,
data & 0xFF,
};
return furi_hal_i2c_tx(handle, i2c_addr, tx_data, 3, timeout);
}
bool furi_hal_i2c_write_mem(
FuriHalI2cBusHandle* handle,
uint8_t i2c_addr,
uint8_t mem_addr,
const uint8_t* data,
size_t len,
uint32_t timeout) {
furi_check(handle);
furi_check(handle->bus->current_handle == handle);
furi_assert(timeout > 0);
return furi_hal_i2c_tx_ext(
handle,
i2c_addr,
false,
&mem_addr,
1,
FuriHalI2cBeginStart,
FuriHalI2cEndPause,
timeout) &&
furi_hal_i2c_tx_ext(
handle,
i2c_addr,
false,
data,
len,
FuriHalI2cBeginResume,
FuriHalI2cEndStop,
timeout);
}
+166
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#include <furi_hal_i2c_config.h>
#include <furi_hal_resources.h>
#include <furi_hal_version.h>
#include <furi_hal_bus.h>
#include <stm32wbxx_ll_rcc.h>
/** Timing register value is computed with the STM32CubeMX Tool,
* Standard Mode @100kHz with I2CCLK = 64 MHz,
* rise time = 0ns, fall time = 0ns
*/
#define FURI_HAL_I2C_CONFIG_POWER_I2C_TIMINGS_100 0x10707DBC
/** Timing register value is computed with the STM32CubeMX Tool,
* Fast Mode @400kHz with I2CCLK = 64 MHz,
* rise time = 0ns, fall time = 0ns
*/
#define FURI_HAL_I2C_CONFIG_POWER_I2C_TIMINGS_400 0x00602173
FuriMutex* furi_hal_i2c_bus_power_mutex = NULL;
static void furi_hal_i2c_bus_power_event(FuriHalI2cBus* bus, FuriHalI2cBusEvent event) {
if(event == FuriHalI2cBusEventInit) {
furi_hal_i2c_bus_power_mutex = furi_mutex_alloc(FuriMutexTypeNormal);
bus->current_handle = NULL;
} else if(event == FuriHalI2cBusEventDeinit) {
furi_mutex_free(furi_hal_i2c_bus_power_mutex);
} else if(event == FuriHalI2cBusEventLock) {
furi_check(
furi_mutex_acquire(furi_hal_i2c_bus_power_mutex, FuriWaitForever) == FuriStatusOk);
} else if(event == FuriHalI2cBusEventUnlock) {
furi_check(furi_mutex_release(furi_hal_i2c_bus_power_mutex) == FuriStatusOk);
} else if(event == FuriHalI2cBusEventActivate) {
FURI_CRITICAL_ENTER();
furi_hal_bus_enable(FuriHalBusI2C1);
LL_RCC_SetI2CClockSource(LL_RCC_I2C1_CLKSOURCE_PCLK1);
FURI_CRITICAL_EXIT();
} else if(event == FuriHalI2cBusEventDeactivate) {
furi_hal_bus_disable(FuriHalBusI2C1);
}
}
FuriHalI2cBus furi_hal_i2c_bus_power = {
.i2c = I2C1,
.callback = furi_hal_i2c_bus_power_event,
};
FuriMutex* furi_hal_i2c_bus_external_mutex = NULL;
static void furi_hal_i2c_bus_external_event(FuriHalI2cBus* bus, FuriHalI2cBusEvent event) {
if(event == FuriHalI2cBusEventInit) {
furi_hal_i2c_bus_external_mutex = furi_mutex_alloc(FuriMutexTypeNormal);
bus->current_handle = NULL;
} else if(event == FuriHalI2cBusEventDeinit) {
furi_mutex_free(furi_hal_i2c_bus_external_mutex);
} else if(event == FuriHalI2cBusEventLock) {
furi_check(
furi_mutex_acquire(furi_hal_i2c_bus_external_mutex, FuriWaitForever) == FuriStatusOk);
} else if(event == FuriHalI2cBusEventUnlock) {
furi_check(furi_mutex_release(furi_hal_i2c_bus_external_mutex) == FuriStatusOk);
} else if(event == FuriHalI2cBusEventActivate) {
FURI_CRITICAL_ENTER();
furi_hal_bus_enable(FuriHalBusI2C3);
LL_RCC_SetI2CClockSource(LL_RCC_I2C3_CLKSOURCE_PCLK1);
FURI_CRITICAL_EXIT();
} else if(event == FuriHalI2cBusEventDeactivate) {
furi_hal_bus_disable(FuriHalBusI2C3);
}
}
FuriHalI2cBus furi_hal_i2c_bus_external = {
.i2c = I2C3,
.callback = furi_hal_i2c_bus_external_event,
};
void furi_hal_i2c_bus_handle_power_event(
FuriHalI2cBusHandle* handle,
FuriHalI2cBusHandleEvent event) {
if(event == FuriHalI2cBusHandleEventActivate) {
furi_hal_gpio_init_ex(
&gpio_i2c_power_sda,
GpioModeAltFunctionOpenDrain,
GpioPullNo,
GpioSpeedLow,
GpioAltFn4I2C1);
furi_hal_gpio_init_ex(
&gpio_i2c_power_scl,
GpioModeAltFunctionOpenDrain,
GpioPullNo,
GpioSpeedLow,
GpioAltFn4I2C1);
LL_I2C_InitTypeDef I2C_InitStruct;
I2C_InitStruct.PeripheralMode = LL_I2C_MODE_I2C;
I2C_InitStruct.AnalogFilter = LL_I2C_ANALOGFILTER_ENABLE;
I2C_InitStruct.DigitalFilter = 0;
I2C_InitStruct.OwnAddress1 = 0;
I2C_InitStruct.TypeAcknowledge = LL_I2C_ACK;
I2C_InitStruct.OwnAddrSize = LL_I2C_OWNADDRESS1_7BIT;
if(furi_hal_version_get_hw_version() > 10) {
I2C_InitStruct.Timing = FURI_HAL_I2C_CONFIG_POWER_I2C_TIMINGS_400;
} else {
I2C_InitStruct.Timing = FURI_HAL_I2C_CONFIG_POWER_I2C_TIMINGS_100;
}
LL_I2C_Init(handle->bus->i2c, &I2C_InitStruct);
// I2C is enabled at this point
LL_I2C_EnableAutoEndMode(handle->bus->i2c);
LL_I2C_SetOwnAddress2(handle->bus->i2c, 0, LL_I2C_OWNADDRESS2_NOMASK);
LL_I2C_DisableOwnAddress2(handle->bus->i2c);
LL_I2C_DisableGeneralCall(handle->bus->i2c);
LL_I2C_EnableClockStretching(handle->bus->i2c);
} else if(event == FuriHalI2cBusHandleEventDeactivate) {
LL_I2C_Disable(handle->bus->i2c);
furi_hal_gpio_write(&gpio_i2c_power_sda, 1);
furi_hal_gpio_write(&gpio_i2c_power_scl, 1);
furi_hal_gpio_init_ex(
&gpio_i2c_power_sda, GpioModeAnalog, GpioPullNo, GpioSpeedLow, GpioAltFnUnused);
furi_hal_gpio_init_ex(
&gpio_i2c_power_scl, GpioModeAnalog, GpioPullNo, GpioSpeedLow, GpioAltFnUnused);
}
}
FuriHalI2cBusHandle furi_hal_i2c_handle_power = {
.bus = &furi_hal_i2c_bus_power,
.callback = furi_hal_i2c_bus_handle_power_event,
};
void furi_hal_i2c_bus_handle_external_event(
FuriHalI2cBusHandle* handle,
FuriHalI2cBusHandleEvent event) {
if(event == FuriHalI2cBusHandleEventActivate) {
furi_hal_gpio_init_ex(
&gpio_ext_pc0, GpioModeAltFunctionOpenDrain, GpioPullNo, GpioSpeedLow, GpioAltFn4I2C3);
furi_hal_gpio_init_ex(
&gpio_ext_pc1, GpioModeAltFunctionOpenDrain, GpioPullNo, GpioSpeedLow, GpioAltFn4I2C3);
LL_I2C_InitTypeDef I2C_InitStruct;
I2C_InitStruct.PeripheralMode = LL_I2C_MODE_I2C;
I2C_InitStruct.AnalogFilter = LL_I2C_ANALOGFILTER_ENABLE;
I2C_InitStruct.DigitalFilter = 0;
I2C_InitStruct.OwnAddress1 = 0;
I2C_InitStruct.TypeAcknowledge = LL_I2C_ACK;
I2C_InitStruct.OwnAddrSize = LL_I2C_OWNADDRESS1_7BIT;
I2C_InitStruct.Timing = FURI_HAL_I2C_CONFIG_POWER_I2C_TIMINGS_100;
LL_I2C_Init(handle->bus->i2c, &I2C_InitStruct);
// I2C is enabled at this point
LL_I2C_EnableAutoEndMode(handle->bus->i2c);
LL_I2C_SetOwnAddress2(handle->bus->i2c, 0, LL_I2C_OWNADDRESS2_NOMASK);
LL_I2C_DisableOwnAddress2(handle->bus->i2c);
LL_I2C_DisableGeneralCall(handle->bus->i2c);
LL_I2C_EnableClockStretching(handle->bus->i2c);
} else if(event == FuriHalI2cBusHandleEventDeactivate) {
LL_I2C_Disable(handle->bus->i2c);
furi_hal_gpio_write(&gpio_ext_pc0, 1);
furi_hal_gpio_write(&gpio_ext_pc1, 1);
furi_hal_gpio_init_ex(
&gpio_ext_pc0, GpioModeAnalog, GpioPullNo, GpioSpeedLow, GpioAltFnUnused);
furi_hal_gpio_init_ex(
&gpio_ext_pc1, GpioModeAnalog, GpioPullNo, GpioSpeedLow, GpioAltFnUnused);
}
}
FuriHalI2cBusHandle furi_hal_i2c_handle_external = {
.bus = &furi_hal_i2c_bus_external,
.callback = furi_hal_i2c_bus_handle_external_event,
};
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#pragma once
#include <furi_hal_i2c_types.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Internal(power) i2c bus, I2C1, under reset when not used */
extern FuriHalI2cBus furi_hal_i2c_bus_power;
/** External i2c bus, I2C3, under reset when not used */
extern FuriHalI2cBus furi_hal_i2c_bus_external;
/** Handle for internal(power) i2c bus
* Bus: furi_hal_i2c_bus_external
* Pins: PA9(SCL) / PA10(SDA), float on release
* Params: 400khz
*/
extern FuriHalI2cBusHandle furi_hal_i2c_handle_power;
/** Handle for external i2c bus
* Bus: furi_hal_i2c_bus_external
* Pins: PC0(SCL) / PC1(SDA), float on release
* Params: 100khz
*/
extern FuriHalI2cBusHandle furi_hal_i2c_handle_external;
#ifdef __cplusplus
}
#endif
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#pragma once
#include <stm32wbxx_ll_i2c.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct FuriHalI2cBus FuriHalI2cBus;
typedef struct FuriHalI2cBusHandle FuriHalI2cBusHandle;
/** FuriHal i2c bus states */
typedef enum {
FuriHalI2cBusEventInit, /**< Bus initialization event, called on system start */
FuriHalI2cBusEventDeinit, /**< Bus deinitialization event, called on system stop */
FuriHalI2cBusEventLock, /**< Bus lock event, called before activation */
FuriHalI2cBusEventUnlock, /**< Bus unlock event, called after deactivation */
FuriHalI2cBusEventActivate, /**< Bus activation event, called before handle activation */
FuriHalI2cBusEventDeactivate, /**< Bus deactivation event, called after handle deactivation */
} FuriHalI2cBusEvent;
/** FuriHal i2c bus event callback */
typedef void (*FuriHalI2cBusEventCallback)(FuriHalI2cBus* bus, FuriHalI2cBusEvent event);
/** FuriHal i2c bus */
struct FuriHalI2cBus {
I2C_TypeDef* i2c;
FuriHalI2cBusHandle* current_handle;
FuriHalI2cBusEventCallback callback;
};
/** FuriHal i2c handle states */
typedef enum {
FuriHalI2cBusHandleEventActivate, /**< Handle activate: connect gpio and apply bus config */
FuriHalI2cBusHandleEventDeactivate, /**< Handle deactivate: disconnect gpio and reset bus config */
} FuriHalI2cBusHandleEvent;
/** FuriHal i2c handle event callback */
typedef void (*FuriHalI2cBusHandleEventCallback)(
FuriHalI2cBusHandle* handle,
FuriHalI2cBusHandleEvent event);
/** FuriHal i2c handle */
struct FuriHalI2cBusHandle {
FuriHalI2cBus* bus;
FuriHalI2cBusHandleEventCallback callback;
};
#ifdef __cplusplus
}
#endif
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#include <furi_hal_ibutton.h>
#include <furi_hal_interrupt.h>
#include <furi_hal_resources.h>
#include <furi_hal_bus.h>
#include <stm32wbxx_ll_tim.h>
#include <furi.h>
#define TAG "FuriHalIbutton"
#define FURI_HAL_IBUTTON_TIMER TIM1
#define FURI_HAL_IBUTTON_TIMER_BUS FuriHalBusTIM1
#define FURI_HAL_IBUTTON_TIMER_IRQ FuriHalInterruptIdTim1UpTim16
typedef enum {
FuriHalIbuttonStateIdle,
FuriHalIbuttonStateRunning,
} FuriHalIbuttonState;
typedef struct {
FuriHalIbuttonState state;
FuriHalIbuttonEmulateCallback callback;
void* context;
} FuriHalIbutton;
FuriHalIbutton* furi_hal_ibutton = NULL;
static void furi_hal_ibutton_emulate_isr() {
if(LL_TIM_IsActiveFlag_UPDATE(FURI_HAL_IBUTTON_TIMER)) {
LL_TIM_ClearFlag_UPDATE(FURI_HAL_IBUTTON_TIMER);
furi_hal_ibutton->callback(furi_hal_ibutton->context);
}
}
void furi_hal_ibutton_init() {
furi_hal_ibutton = malloc(sizeof(FuriHalIbutton));
furi_hal_ibutton->state = FuriHalIbuttonStateIdle;
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_ibutton_emulate_start(
uint32_t period,
FuriHalIbuttonEmulateCallback callback,
void* context) {
furi_assert(furi_hal_ibutton);
furi_assert(furi_hal_ibutton->state == FuriHalIbuttonStateIdle);
furi_hal_ibutton->state = FuriHalIbuttonStateRunning;
furi_hal_ibutton->callback = callback;
furi_hal_ibutton->context = context;
furi_hal_bus_enable(FURI_HAL_IBUTTON_TIMER_BUS);
furi_hal_interrupt_set_isr(FURI_HAL_IBUTTON_TIMER_IRQ, furi_hal_ibutton_emulate_isr, NULL);
LL_TIM_SetPrescaler(FURI_HAL_IBUTTON_TIMER, 0);
LL_TIM_SetCounterMode(FURI_HAL_IBUTTON_TIMER, LL_TIM_COUNTERMODE_UP);
LL_TIM_SetAutoReload(FURI_HAL_IBUTTON_TIMER, period);
LL_TIM_DisableARRPreload(FURI_HAL_IBUTTON_TIMER);
LL_TIM_SetRepetitionCounter(FURI_HAL_IBUTTON_TIMER, 0);
LL_TIM_SetClockDivision(FURI_HAL_IBUTTON_TIMER, LL_TIM_CLOCKDIVISION_DIV1);
LL_TIM_SetClockSource(FURI_HAL_IBUTTON_TIMER, LL_TIM_CLOCKSOURCE_INTERNAL);
LL_TIM_GenerateEvent_UPDATE(FURI_HAL_IBUTTON_TIMER);
LL_TIM_EnableIT_UPDATE(FURI_HAL_IBUTTON_TIMER);
LL_TIM_EnableCounter(FURI_HAL_IBUTTON_TIMER);
}
void furi_hal_ibutton_emulate_set_next(uint32_t period) {
LL_TIM_SetAutoReload(FURI_HAL_IBUTTON_TIMER, period);
}
void furi_hal_ibutton_emulate_stop() {
furi_assert(furi_hal_ibutton);
if(furi_hal_ibutton->state == FuriHalIbuttonStateRunning) {
furi_hal_ibutton->state = FuriHalIbuttonStateIdle;
LL_TIM_DisableCounter(FURI_HAL_IBUTTON_TIMER);
furi_hal_bus_disable(FURI_HAL_IBUTTON_TIMER_BUS);
furi_hal_interrupt_set_isr(FURI_HAL_IBUTTON_TIMER_IRQ, NULL, NULL);
furi_hal_ibutton->callback = NULL;
furi_hal_ibutton->context = NULL;
}
}
void furi_hal_ibutton_pin_configure() {
furi_hal_gpio_write(&gpio_ibutton, true);
furi_hal_gpio_init(&gpio_ibutton, GpioModeOutputOpenDrain, GpioPullNo, GpioSpeedLow);
}
void furi_hal_ibutton_pin_reset() {
furi_hal_gpio_write(&gpio_ibutton, true);
furi_hal_gpio_init(&gpio_ibutton, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
}
void furi_hal_ibutton_pin_write(const bool state) {
furi_hal_gpio_write(&gpio_ibutton, state);
}
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/**
* @file furi_hal_ibutton.h
* iButton HAL API
*/
#pragma once
#include <stdbool.h>
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef void (*FuriHalIbuttonEmulateCallback)(void* context);
/** Initialize */
void furi_hal_ibutton_init();
/**
* Start emulation timer
* @param period timer period
* @param callback timer callback
* @param context callback context
*/
void furi_hal_ibutton_emulate_start(
uint32_t period,
FuriHalIbuttonEmulateCallback callback,
void* context);
/**
* Update emulation timer period
* @param period new timer period
*/
void furi_hal_ibutton_emulate_set_next(uint32_t period);
/**
* Stop emulation timer
*/
void furi_hal_ibutton_emulate_stop();
/**
* Set the pin to normal mode (open collector), and sets it to float
*/
void furi_hal_ibutton_pin_configure();
/**
* Sets the pin to analog mode, and sets it to float
*/
void furi_hal_ibutton_pin_reset();
/**
* iButton write pin
* @param state true / false
*/
void furi_hal_ibutton_pin_write(const bool state);
#ifdef __cplusplus
}
#endif
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#pragma once
#include <stm32wbxx_ll_lptim.h>
#include <stm32wbxx_ll_rcc.h>
#include <stm32wbxx_ll_bus.h>
#include <furi_hal_bus.h>
// Timer used for tickless idle
#define FURI_HAL_IDLE_TIMER_MAX 0xFFFF
#define FURI_HAL_IDLE_TIMER LPTIM1
#define FURI_HAL_IDLE_TIMER_IRQ LPTIM1_IRQn
static inline void furi_hal_idle_timer_init() {
furi_hal_bus_enable(FuriHalBusLPTIM1);
// Configure clock source
LL_RCC_SetLPTIMClockSource(LL_RCC_LPTIM1_CLKSOURCE_LSE);
// There is a theoretical possibility that we need it
LL_APB1_GRP1_EnableClockSleep(LL_APB1_GRP1_PERIPH_LPTIM1);
// Set interrupt priority and enable them
NVIC_SetPriority(
FURI_HAL_IDLE_TIMER_IRQ, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 15, 0));
NVIC_EnableIRQ(FURI_HAL_IDLE_TIMER_IRQ);
}
static inline void furi_hal_idle_timer_start(uint32_t count) {
count--;
// Enable timer
LL_LPTIM_Enable(FURI_HAL_IDLE_TIMER);
while(!LL_LPTIM_IsEnabled(FURI_HAL_IDLE_TIMER))
;
// Enable compare match interrupt
LL_LPTIM_EnableIT_CMPM(FURI_HAL_IDLE_TIMER);
// Set compare, autoreload and start counter
// Include some marging to workaround ARRM behaviour
LL_LPTIM_SetCompare(FURI_HAL_IDLE_TIMER, count - 3);
LL_LPTIM_SetAutoReload(FURI_HAL_IDLE_TIMER, count);
LL_LPTIM_StartCounter(FURI_HAL_IDLE_TIMER, LL_LPTIM_OPERATING_MODE_ONESHOT);
}
static inline void furi_hal_idle_timer_reset() {
// Hard reset timer
// THE ONLY RELIABLE WAY to stop it according to errata
furi_hal_bus_reset(FuriHalBusLPTIM1);
// Prevent IRQ handler call
NVIC_ClearPendingIRQ(FURI_HAL_IDLE_TIMER_IRQ);
}
static inline uint32_t furi_hal_idle_timer_get_cnt() {
uint32_t counter = LL_LPTIM_GetCounter(FURI_HAL_IDLE_TIMER);
uint32_t counter_shadow = LL_LPTIM_GetCounter(FURI_HAL_IDLE_TIMER);
while(counter != counter_shadow) {
counter = counter_shadow;
counter_shadow = LL_LPTIM_GetCounter(FURI_HAL_IDLE_TIMER);
}
return counter;
}
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#include <furi_hal_info.h>
#include <furi_hal_region.h>
#include <furi_hal_version.h>
#include <furi_hal_bt.h>
#include <furi_hal_crypto.h>
#include <furi_hal_rtc.h>
#include <interface/patterns/ble_thread/shci/shci.h>
#include <furi.h>
#include <protobuf_version.h>
FURI_WEAK void furi_hal_info_get_api_version(uint16_t* major, uint16_t* minor) {
*major = 0;
*minor = 0;
}
void furi_hal_info_get(PropertyValueCallback out, char sep, void* context) {
FuriString* key = furi_string_alloc();
FuriString* value = furi_string_alloc();
PropertyValueContext property_context = {
.key = key, .value = value, .out = out, .sep = sep, .last = false, .context = context};
// Device Info version
if(sep == '.') {
property_value_out(&property_context, NULL, 2, "format", "major", "3");
property_value_out(&property_context, NULL, 2, "format", "minor", "3");
} else {
property_value_out(&property_context, NULL, 3, "device", "info", "major", "2");
property_value_out(&property_context, NULL, 3, "device", "info", "minor", "4");
}
// Model name
property_value_out(
&property_context, NULL, 2, "hardware", "model", furi_hal_version_get_model_name());
// Unique ID
furi_string_reset(value);
const uint8_t* uid = furi_hal_version_uid();
for(size_t i = 0; i < furi_hal_version_uid_size(); i++) {
furi_string_cat_printf(value, "%02X", uid[i]);
}
property_value_out(&property_context, NULL, 2, "hardware", "uid", furi_string_get_cstr(value));
// OTP Revision
property_value_out(
&property_context, "%d", 3, "hardware", "otp", "ver", furi_hal_version_get_otp_version());
property_value_out(
&property_context, "%lu", 2, "hardware", "timestamp", furi_hal_version_get_hw_timestamp());
// Board Revision
property_value_out(
&property_context, "%d", 2, "hardware", "ver", furi_hal_version_get_hw_version());
property_value_out(
&property_context, "%d", 2, "hardware", "target", furi_hal_version_get_hw_target());
property_value_out(
&property_context, "%d", 2, "hardware", "body", furi_hal_version_get_hw_body());
property_value_out(
&property_context, "%d", 2, "hardware", "connect", furi_hal_version_get_hw_connect());
property_value_out(
&property_context, "%d", 2, "hardware", "display", furi_hal_version_get_hw_display());
// Board Personification
property_value_out(
&property_context, "%d", 2, "hardware", "color", furi_hal_version_get_hw_color());
if(sep == '.') {
property_value_out(
&property_context,
"%d",
3,
"hardware",
"region",
"builtin",
furi_hal_version_get_hw_region());
} else {
property_value_out(
&property_context, "%d", 2, "hardware", "region", furi_hal_version_get_hw_region());
}
property_value_out(
&property_context,
NULL,
3,
"hardware",
"region",
"provisioned",
furi_hal_region_get_name());
const char* name = furi_hal_version_get_name_ptr();
if(name) {
property_value_out(&property_context, NULL, 2, "hardware", "name", name);
}
// Firmware version
const Version* firmware_version = furi_hal_version_get_firmware_version();
if(firmware_version) {
if(sep == '.') {
property_value_out(
&property_context,
NULL,
3,
"firmware",
"commit",
"hash",
version_get_githash(firmware_version));
} else {
property_value_out(
&property_context,
NULL,
2,
"firmware",
"commit",
version_get_githash(firmware_version));
}
property_value_out(
&property_context,
NULL,
3,
"firmware",
"commit",
"dirty",
version_get_dirty_flag(firmware_version) ? "true" : "false");
if(sep == '.') {
property_value_out(
&property_context,
NULL,
3,
"firmware",
"branch",
"name",
version_get_gitbranch(firmware_version));
} else {
property_value_out(
&property_context,
NULL,
2,
"firmware",
"branch",
version_get_gitbranch(firmware_version));
}
property_value_out(
&property_context,
NULL,
3,
"firmware",
"branch",
"num",
version_get_gitbranchnum(firmware_version));
property_value_out(
&property_context,
NULL,
2,
"firmware",
"version",
version_get_version(firmware_version));
property_value_out(
&property_context,
NULL,
3,
"firmware",
"build",
"date",
version_get_builddate(firmware_version));
property_value_out(
&property_context, "%d", 2, "firmware", "target", version_get_target(firmware_version));
uint16_t api_version_major, api_version_minor;
furi_hal_info_get_api_version(&api_version_major, &api_version_minor);
property_value_out(
&property_context, "%d", 3, "firmware", "api", "major", api_version_major);
property_value_out(
&property_context, "%d", 3, "firmware", "api", "minor", api_version_minor);
property_value_out(
&property_context,
NULL,
3,
"firmware",
"origin",
"fork",
version_get_firmware_origin(firmware_version));
property_value_out(
&property_context,
NULL,
3,
"firmware",
"origin",
"git",
version_get_git_origin(firmware_version));
}
if(furi_hal_bt_is_alive()) {
const BleGlueC2Info* ble_c2_info = ble_glue_get_c2_info();
property_value_out(&property_context, NULL, 2, "radio", "alive", "true");
property_value_out(
&property_context,
NULL,
2,
"radio",
"mode",
ble_c2_info->mode == BleGlueC2ModeFUS ? "FUS" : "Stack");
// FUS Info
property_value_out(
&property_context, "%d", 3, "radio", "fus", "major", ble_c2_info->FusVersionMajor);
property_value_out(
&property_context, "%d", 3, "radio", "fus", "minor", ble_c2_info->FusVersionMinor);
property_value_out(
&property_context, "%d", 3, "radio", "fus", "sub", ble_c2_info->FusVersionSub);
property_value_out(
&property_context,
"%dK",
3,
"radio",
"fus",
"sram2b",
ble_c2_info->FusMemorySizeSram2B);
property_value_out(
&property_context,
"%dK",
3,
"radio",
"fus",
"sram2a",
ble_c2_info->FusMemorySizeSram2A);
property_value_out(
&property_context,
"%dK",
3,
"radio",
"fus",
"flash",
ble_c2_info->FusMemorySizeFlash * 4);
// Stack Info
property_value_out(
&property_context, "%d", 3, "radio", "stack", "type", ble_c2_info->StackType);
property_value_out(
&property_context, "%d", 3, "radio", "stack", "major", ble_c2_info->VersionMajor);
property_value_out(
&property_context, "%d", 3, "radio", "stack", "minor", ble_c2_info->VersionMinor);
property_value_out(
&property_context, "%d", 3, "radio", "stack", "sub", ble_c2_info->VersionSub);
property_value_out(
&property_context, "%d", 3, "radio", "stack", "branch", ble_c2_info->VersionBranch);
property_value_out(
&property_context,
"%d",
3,
"radio",
"stack",
"release",
ble_c2_info->VersionReleaseType);
property_value_out(
&property_context, "%dK", 3, "radio", "stack", "sram2b", ble_c2_info->MemorySizeSram2B);
property_value_out(
&property_context, "%dK", 3, "radio", "stack", "sram2a", ble_c2_info->MemorySizeSram2A);
property_value_out(
&property_context, "%dK", 3, "radio", "stack", "sram1", ble_c2_info->MemorySizeSram1);
property_value_out(
&property_context,
"%dK",
3,
"radio",
"stack",
"flash",
ble_c2_info->MemorySizeFlash * 4);
// Mac address
furi_string_reset(value);
const uint8_t* ble_mac = furi_hal_version_get_ble_mac();
for(size_t i = 0; i < 6; i++) {
furi_string_cat_printf(value, "%02X", ble_mac[i]);
}
property_value_out(
&property_context, NULL, 3, "radio", "ble", "mac", furi_string_get_cstr(value));
// Signature verification
uint8_t enclave_keys = 0;
uint8_t enclave_valid_keys = 0;
bool enclave_valid = furi_hal_crypto_enclave_verify(&enclave_keys, &enclave_valid_keys);
if(sep == '.') {
property_value_out(
&property_context, "%d", 3, "enclave", "keys", "valid", enclave_valid_keys);
} else {
property_value_out(
&property_context, "%d", 3, "enclave", "valid", "keys", enclave_valid_keys);
}
property_value_out(
&property_context, NULL, 2, "enclave", "valid", enclave_valid ? "true" : "false");
} else {
property_value_out(&property_context, NULL, 2, "radio", "alive", "false");
}
// RTC flags
property_value_out(
&property_context,
"%u",
2,
"system",
"debug",
furi_hal_rtc_is_flag_set(FuriHalRtcFlagDebug));
property_value_out(
&property_context, "%u", 2, "system", "lock", furi_hal_rtc_is_flag_set(FuriHalRtcFlagLock));
property_value_out(
&property_context,
"%u",
2,
"system",
"orient",
furi_hal_rtc_is_flag_set(FuriHalRtcFlagHandOrient));
property_value_out(
&property_context,
"%u",
3,
"system",
"sleep",
"legacy",
furi_hal_rtc_is_flag_set(FuriHalRtcFlagLegacySleep));
property_value_out(
&property_context,
"%u",
2,
"system",
"stealth",
furi_hal_rtc_is_flag_set(FuriHalRtcFlagStealthMode));
property_value_out(
&property_context, "%u", 3, "system", "heap", "track", furi_hal_rtc_get_heap_track_mode());
property_value_out(&property_context, "%u", 2, "system", "boot", furi_hal_rtc_get_boot_mode());
property_value_out(
&property_context,
"%u",
3,
"system",
"locale",
"time",
furi_hal_rtc_get_locale_timeformat());
property_value_out(
&property_context,
"%u",
3,
"system",
"locale",
"date",
furi_hal_rtc_get_locale_dateformat());
property_value_out(
&property_context, "%u", 3, "system", "locale", "unit", furi_hal_rtc_get_locale_units());
property_value_out(
&property_context, "%u", 3, "system", "log", "level", furi_hal_rtc_get_log_level());
property_value_out(
&property_context, "%u", 3, "protobuf", "version", "major", PROTOBUF_MAJOR_VERSION);
property_context.last = true;
property_value_out(
&property_context, "%u", 3, "protobuf", "version", "minor", PROTOBUF_MINOR_VERSION);
furi_string_free(key);
furi_string_free(value);
}
+686
View File
@@ -0,0 +1,686 @@
#include <furi_hal_infrared.h>
#include <furi_hal_interrupt.h>
#include <furi_hal_resources.h>
#include <furi_hal_bus.h>
#include <stm32wbxx_ll_tim.h>
#include <stm32wbxx_ll_dma.h>
#include <furi.h>
#include <math.h>
// #define INFRARED_TX_DEBUG
#if defined INFRARED_TX_DEBUG
#define gpio_infrared_tx gpio_ext_pa7
#endif
#define INFRARED_TIM_TX_DMA_BUFFER_SIZE 200
#define INFRARED_POLARITY_SHIFT 1
#define INFRARED_TX_CCMR_HIGH \
(TIM_CCMR2_OC3PE | LL_TIM_OCMODE_PWM2) /* Mark time - enable PWM2 mode */
#define INFRARED_TX_CCMR_LOW \
(TIM_CCMR2_OC3PE | LL_TIM_OCMODE_FORCED_INACTIVE) /* Space time - force low */
/* DMA Channels definition */
#define INFRARED_DMA DMA2
#define INFRARED_DMA_CH1_CHANNEL LL_DMA_CHANNEL_1
#define INFRARED_DMA_CH2_CHANNEL LL_DMA_CHANNEL_2
#define INFRARED_DMA_CH1_IRQ FuriHalInterruptIdDma2Ch1
#define INFRARED_DMA_CH2_IRQ FuriHalInterruptIdDma2Ch2
#define INFRARED_DMA_CH1_DEF INFRARED_DMA, INFRARED_DMA_CH1_CHANNEL
#define INFRARED_DMA_CH2_DEF INFRARED_DMA, INFRARED_DMA_CH2_CHANNEL
/* Timers definition */
#define INFRARED_RX_TIMER TIM2
#define INFRARED_DMA_TIMER TIM1
#define INFRARED_RX_TIMER_BUS FuriHalBusTIM2
#define INFRARED_DMA_TIMER_BUS FuriHalBusTIM1
/* Misc */
#define INFRARED_RX_GPIO_ALT GpioAltFn1TIM2
#define INFRARED_RX_IRQ FuriHalInterruptIdTIM2
typedef struct {
FuriHalInfraredRxCaptureCallback capture_callback;
void* capture_context;
FuriHalInfraredRxTimeoutCallback timeout_callback;
void* timeout_context;
} InfraredTimRx;
typedef struct {
uint8_t* polarity;
uint16_t* data;
size_t size;
bool packet_end;
bool last_packet_end;
} InfraredTxBuf;
typedef struct {
float cycle_duration;
FuriHalInfraredTxGetDataISRCallback data_callback;
FuriHalInfraredTxSignalSentISRCallback signal_sent_callback;
void* data_context;
void* signal_sent_context;
InfraredTxBuf buffer[2];
FuriSemaphore* stop_semaphore;
uint32_t
tx_timing_rest_duration; /** if timing is too long (> 0xFFFF), send it in few iterations */
bool tx_timing_rest_level;
FuriHalInfraredTxGetDataState tx_timing_rest_status;
} InfraredTimTx;
typedef enum {
InfraredStateIdle, /** Furi Hal Infrared is ready to start RX or TX */
InfraredStateAsyncRx, /** Async RX started */
InfraredStateAsyncTx, /** Async TX started, DMA and timer is on */
InfraredStateAsyncTxStopReq, /** Async TX started, async stop request received */
InfraredStateAsyncTxStopInProgress, /** Async TX started, stop request is processed and we wait for last data to be sent */
InfraredStateAsyncTxStopped, /** Async TX complete, cleanup needed */
InfraredStateMAX,
} InfraredState;
static volatile InfraredState furi_hal_infrared_state = InfraredStateIdle;
static InfraredTimTx infrared_tim_tx;
static InfraredTimRx infrared_tim_rx;
static void furi_hal_infrared_tx_fill_buffer(uint8_t buf_num, uint8_t polarity_shift);
static void furi_hal_infrared_async_tx_free_resources(void);
static void furi_hal_infrared_tx_dma_set_polarity(uint8_t buf_num, uint8_t polarity_shift);
static void furi_hal_infrared_tx_dma_set_buffer(uint8_t buf_num);
static void furi_hal_infrared_tx_fill_buffer_last(uint8_t buf_num);
static uint8_t furi_hal_infrared_get_current_dma_tx_buffer(void);
static void furi_hal_infrared_tx_dma_polarity_isr();
static void furi_hal_infrared_tx_dma_isr();
static void furi_hal_infrared_tim_rx_isr() {
static uint32_t previous_captured_ch2 = 0;
/* Timeout */
if(LL_TIM_IsActiveFlag_CC3(INFRARED_RX_TIMER)) {
LL_TIM_ClearFlag_CC3(INFRARED_RX_TIMER);
furi_assert(furi_hal_infrared_state == InfraredStateAsyncRx);
/* Timers CNT register starts to counting from 0 to ARR, but it is
* reseted when Channel 1 catches interrupt. It is not reseted by
* channel 2, though, so we have to distract it's values (see TimerIRQSourceCCI1 ISR).
* This can cause false timeout: when time is over, but we started
* receiving new signal few microseconds ago, because CNT register
* is reseted once per period, not per sample. */
if(LL_GPIO_IsInputPinSet(gpio_infrared_rx.port, gpio_infrared_rx.pin) != 0) {
if(infrared_tim_rx.timeout_callback)
infrared_tim_rx.timeout_callback(infrared_tim_rx.timeout_context);
}
}
/* Rising Edge */
if(LL_TIM_IsActiveFlag_CC1(INFRARED_RX_TIMER)) {
LL_TIM_ClearFlag_CC1(INFRARED_RX_TIMER);
furi_assert(furi_hal_infrared_state == InfraredStateAsyncRx);
if(READ_BIT(INFRARED_RX_TIMER->CCMR1, TIM_CCMR1_CC1S)) {
/* Low pin level is a Mark state of INFRARED signal. Invert level for further processing. */
uint32_t duration = LL_TIM_IC_GetCaptureCH1(INFRARED_RX_TIMER) - previous_captured_ch2;
if(infrared_tim_rx.capture_callback)
infrared_tim_rx.capture_callback(infrared_tim_rx.capture_context, 1, duration);
} else {
furi_assert(0);
}
}
/* Falling Edge */
if(LL_TIM_IsActiveFlag_CC2(INFRARED_RX_TIMER)) {
LL_TIM_ClearFlag_CC2(INFRARED_RX_TIMER);
furi_assert(furi_hal_infrared_state == InfraredStateAsyncRx);
if(READ_BIT(INFRARED_RX_TIMER->CCMR1, TIM_CCMR1_CC2S)) {
/* High pin level is a Space state of INFRARED signal. Invert level for further processing. */
uint32_t duration = LL_TIM_IC_GetCaptureCH2(INFRARED_RX_TIMER);
previous_captured_ch2 = duration;
if(infrared_tim_rx.capture_callback)
infrared_tim_rx.capture_callback(infrared_tim_rx.capture_context, 0, duration);
} else {
furi_assert(0);
}
}
}
void furi_hal_infrared_async_rx_start(void) {
furi_assert(furi_hal_infrared_state == InfraredStateIdle);
furi_hal_gpio_init_ex(
&gpio_infrared_rx,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedLow,
INFRARED_RX_GPIO_ALT);
furi_hal_bus_enable(INFRARED_RX_TIMER_BUS);
LL_TIM_InitTypeDef TIM_InitStruct = {0};
TIM_InitStruct.Prescaler = 64 - 1;
TIM_InitStruct.CounterMode = LL_TIM_COUNTERMODE_UP;
TIM_InitStruct.Autoreload = 0x7FFFFFFE;
TIM_InitStruct.ClockDivision = LL_TIM_CLOCKDIVISION_DIV1;
LL_TIM_Init(INFRARED_RX_TIMER, &TIM_InitStruct);
LL_TIM_SetClockSource(INFRARED_RX_TIMER, LL_TIM_CLOCKSOURCE_INTERNAL);
LL_TIM_DisableARRPreload(INFRARED_RX_TIMER);
LL_TIM_SetTriggerInput(INFRARED_RX_TIMER, LL_TIM_TS_TI1FP1);
LL_TIM_SetSlaveMode(INFRARED_RX_TIMER, LL_TIM_SLAVEMODE_RESET);
LL_TIM_CC_DisableChannel(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH2);
LL_TIM_IC_SetFilter(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH2, LL_TIM_IC_FILTER_FDIV1);
LL_TIM_IC_SetPolarity(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH2, LL_TIM_IC_POLARITY_FALLING);
LL_TIM_DisableIT_TRIG(INFRARED_RX_TIMER);
LL_TIM_DisableDMAReq_TRIG(INFRARED_RX_TIMER);
LL_TIM_SetTriggerOutput(INFRARED_RX_TIMER, LL_TIM_TRGO_RESET);
LL_TIM_EnableMasterSlaveMode(INFRARED_RX_TIMER);
LL_TIM_IC_SetActiveInput(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH1, LL_TIM_ACTIVEINPUT_DIRECTTI);
LL_TIM_IC_SetPrescaler(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH1, LL_TIM_ICPSC_DIV1);
LL_TIM_IC_SetFilter(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH1, LL_TIM_IC_FILTER_FDIV1);
LL_TIM_IC_SetPolarity(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH1, LL_TIM_IC_POLARITY_RISING);
LL_TIM_IC_SetActiveInput(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH2, LL_TIM_ACTIVEINPUT_INDIRECTTI);
LL_TIM_IC_SetPrescaler(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH2, LL_TIM_ICPSC_DIV1);
furi_hal_interrupt_set_isr(INFRARED_RX_IRQ, furi_hal_infrared_tim_rx_isr, NULL);
furi_hal_infrared_state = InfraredStateAsyncRx;
LL_TIM_EnableIT_CC1(INFRARED_RX_TIMER);
LL_TIM_EnableIT_CC2(INFRARED_RX_TIMER);
LL_TIM_CC_EnableChannel(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH1);
LL_TIM_CC_EnableChannel(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH2);
LL_TIM_SetCounter(INFRARED_RX_TIMER, 0);
LL_TIM_EnableCounter(INFRARED_RX_TIMER);
}
void furi_hal_infrared_async_rx_stop(void) {
furi_assert(furi_hal_infrared_state == InfraredStateAsyncRx);
FURI_CRITICAL_ENTER();
furi_hal_bus_disable(INFRARED_RX_TIMER_BUS);
furi_hal_interrupt_set_isr(INFRARED_RX_IRQ, NULL, NULL);
furi_hal_infrared_state = InfraredStateIdle;
FURI_CRITICAL_EXIT();
}
void furi_hal_infrared_async_rx_set_timeout(uint32_t timeout_us) {
LL_TIM_OC_SetCompareCH3(INFRARED_RX_TIMER, timeout_us);
LL_TIM_OC_SetMode(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH3, LL_TIM_OCMODE_ACTIVE);
LL_TIM_CC_EnableChannel(INFRARED_RX_TIMER, LL_TIM_CHANNEL_CH3);
LL_TIM_EnableIT_CC3(INFRARED_RX_TIMER);
}
bool furi_hal_infrared_is_busy(void) {
return furi_hal_infrared_state != InfraredStateIdle;
}
void furi_hal_infrared_async_rx_set_capture_isr_callback(
FuriHalInfraredRxCaptureCallback callback,
void* ctx) {
infrared_tim_rx.capture_callback = callback;
infrared_tim_rx.capture_context = ctx;
}
void furi_hal_infrared_async_rx_set_timeout_isr_callback(
FuriHalInfraredRxTimeoutCallback callback,
void* ctx) {
infrared_tim_rx.timeout_callback = callback;
infrared_tim_rx.timeout_context = ctx;
}
static void furi_hal_infrared_tx_dma_terminate(void) {
LL_DMA_DisableIT_TC(INFRARED_DMA_CH1_DEF);
LL_DMA_DisableIT_HT(INFRARED_DMA_CH2_DEF);
LL_DMA_DisableIT_TC(INFRARED_DMA_CH2_DEF);
furi_assert(furi_hal_infrared_state == InfraredStateAsyncTxStopInProgress);
LL_DMA_DisableIT_TC(INFRARED_DMA_CH1_DEF);
LL_DMA_DisableChannel(INFRARED_DMA_CH2_DEF);
LL_DMA_DisableChannel(INFRARED_DMA_CH1_DEF);
LL_TIM_DisableCounter(INFRARED_DMA_TIMER);
FuriStatus status = furi_semaphore_release(infrared_tim_tx.stop_semaphore);
furi_check(status == FuriStatusOk);
furi_hal_infrared_state = InfraredStateAsyncTxStopped;
}
static uint8_t furi_hal_infrared_get_current_dma_tx_buffer(void) {
uint8_t buf_num = 0;
uint32_t buffer_adr = LL_DMA_GetMemoryAddress(INFRARED_DMA_CH2_DEF);
if(buffer_adr == (uint32_t)infrared_tim_tx.buffer[0].data) {
buf_num = 0;
} else if(buffer_adr == (uint32_t)infrared_tim_tx.buffer[1].data) {
buf_num = 1;
} else {
furi_assert(0);
}
return buf_num;
}
static void furi_hal_infrared_tx_dma_polarity_isr() {
#if INFRARED_DMA_CH1_CHANNEL == LL_DMA_CHANNEL_1
if(LL_DMA_IsActiveFlag_TE1(INFRARED_DMA)) {
LL_DMA_ClearFlag_TE1(INFRARED_DMA);
furi_crash(NULL);
}
if(LL_DMA_IsActiveFlag_TC1(INFRARED_DMA) && LL_DMA_IsEnabledIT_TC(INFRARED_DMA_CH1_DEF)) {
LL_DMA_ClearFlag_TC1(INFRARED_DMA);
furi_check(
(furi_hal_infrared_state == InfraredStateAsyncTx) ||
(furi_hal_infrared_state == InfraredStateAsyncTxStopReq) ||
(furi_hal_infrared_state == InfraredStateAsyncTxStopInProgress));
/* actually TC2 is processed and buffer is next buffer */
uint8_t next_buf_num = furi_hal_infrared_get_current_dma_tx_buffer();
furi_hal_infrared_tx_dma_set_polarity(next_buf_num, 0);
}
#else
#error Update this code. Would you kindly?
#endif
}
static void furi_hal_infrared_tx_dma_isr() {
#if INFRARED_DMA_CH2_CHANNEL == LL_DMA_CHANNEL_2
if(LL_DMA_IsActiveFlag_TE2(INFRARED_DMA)) {
LL_DMA_ClearFlag_TE2(INFRARED_DMA);
furi_crash(NULL);
}
if(LL_DMA_IsActiveFlag_HT2(INFRARED_DMA) && LL_DMA_IsEnabledIT_HT(INFRARED_DMA_CH2_DEF)) {
LL_DMA_ClearFlag_HT2(INFRARED_DMA);
uint8_t buf_num = furi_hal_infrared_get_current_dma_tx_buffer();
uint8_t next_buf_num = !buf_num;
if(infrared_tim_tx.buffer[buf_num].last_packet_end) {
LL_DMA_DisableIT_HT(INFRARED_DMA_CH2_DEF);
} else if(
!infrared_tim_tx.buffer[buf_num].packet_end ||
(furi_hal_infrared_state == InfraredStateAsyncTx)) {
furi_hal_infrared_tx_fill_buffer(next_buf_num, 0);
if(infrared_tim_tx.buffer[next_buf_num].last_packet_end) {
LL_DMA_DisableIT_HT(INFRARED_DMA_CH2_DEF);
}
} else if(furi_hal_infrared_state == InfraredStateAsyncTxStopReq) {
/* fallthrough */
} else {
furi_crash(NULL);
}
}
if(LL_DMA_IsActiveFlag_TC2(INFRARED_DMA) && LL_DMA_IsEnabledIT_TC(INFRARED_DMA_CH2_DEF)) {
LL_DMA_ClearFlag_TC2(INFRARED_DMA);
furi_check(
(furi_hal_infrared_state == InfraredStateAsyncTxStopInProgress) ||
(furi_hal_infrared_state == InfraredStateAsyncTxStopReq) ||
(furi_hal_infrared_state == InfraredStateAsyncTx));
uint8_t buf_num = furi_hal_infrared_get_current_dma_tx_buffer();
uint8_t next_buf_num = !buf_num;
if(furi_hal_infrared_state == InfraredStateAsyncTxStopInProgress) {
furi_hal_infrared_tx_dma_terminate();
} else if(
infrared_tim_tx.buffer[buf_num].last_packet_end ||
(infrared_tim_tx.buffer[buf_num].packet_end &&
(furi_hal_infrared_state == InfraredStateAsyncTxStopReq))) {
furi_hal_infrared_state = InfraredStateAsyncTxStopInProgress;
furi_hal_infrared_tx_fill_buffer_last(next_buf_num);
furi_hal_infrared_tx_dma_set_buffer(next_buf_num);
} else {
/* if it's not end of the packet - continue receiving */
furi_hal_infrared_tx_dma_set_buffer(next_buf_num);
}
if(infrared_tim_tx.signal_sent_callback && infrared_tim_tx.buffer[buf_num].packet_end &&
(furi_hal_infrared_state != InfraredStateAsyncTxStopped)) {
infrared_tim_tx.signal_sent_callback(infrared_tim_tx.signal_sent_context);
}
}
#else
#error Update this code. Would you kindly?
#endif
}
static void furi_hal_infrared_configure_tim_pwm_tx(uint32_t freq, float duty_cycle) {
LL_TIM_DisableCounter(INFRARED_DMA_TIMER);
LL_TIM_SetRepetitionCounter(INFRARED_DMA_TIMER, 0);
LL_TIM_SetCounter(INFRARED_DMA_TIMER, 0);
LL_TIM_SetPrescaler(INFRARED_DMA_TIMER, 0);
LL_TIM_SetCounterMode(INFRARED_DMA_TIMER, LL_TIM_COUNTERMODE_UP);
LL_TIM_EnableARRPreload(INFRARED_DMA_TIMER);
LL_TIM_SetAutoReload(
INFRARED_DMA_TIMER,
__LL_TIM_CALC_ARR(SystemCoreClock, LL_TIM_GetPrescaler(INFRARED_DMA_TIMER), freq));
#if defined INFRARED_TX_DEBUG
LL_TIM_OC_SetCompareCH1(
INFRARED_DMA_TIMER, ((LL_TIM_GetAutoReload(INFRARED_DMA_TIMER) + 1) * (1 - duty_cycle)));
LL_TIM_OC_EnablePreload(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH1);
/* LL_TIM_OCMODE_PWM2 set by DMA */
LL_TIM_OC_SetMode(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH1, LL_TIM_OCMODE_FORCED_INACTIVE);
LL_TIM_OC_SetPolarity(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH1N, LL_TIM_OCPOLARITY_HIGH);
LL_TIM_OC_DisableFast(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH1);
LL_TIM_CC_EnableChannel(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH1N);
LL_TIM_DisableIT_CC1(INFRARED_DMA_TIMER);
#else
LL_TIM_OC_SetCompareCH3(
INFRARED_DMA_TIMER, ((LL_TIM_GetAutoReload(INFRARED_DMA_TIMER) + 1) * (1 - duty_cycle)));
LL_TIM_OC_EnablePreload(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH3);
/* LL_TIM_OCMODE_PWM2 set by DMA */
LL_TIM_OC_SetMode(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH3, LL_TIM_OCMODE_FORCED_INACTIVE);
LL_TIM_OC_SetPolarity(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH3N, LL_TIM_OCPOLARITY_HIGH);
LL_TIM_OC_DisableFast(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH3);
LL_TIM_CC_EnableChannel(INFRARED_DMA_TIMER, LL_TIM_CHANNEL_CH3N);
LL_TIM_DisableIT_CC3(INFRARED_DMA_TIMER);
#endif
LL_TIM_DisableMasterSlaveMode(INFRARED_DMA_TIMER);
LL_TIM_EnableAllOutputs(INFRARED_DMA_TIMER);
LL_TIM_DisableIT_UPDATE(INFRARED_DMA_TIMER);
LL_TIM_EnableDMAReq_UPDATE(INFRARED_DMA_TIMER);
}
static void furi_hal_infrared_configure_tim_cmgr2_dma_tx(void) {
LL_DMA_InitTypeDef dma_config = {0};
#if defined INFRARED_TX_DEBUG
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (INFRARED_DMA_TIMER->CCMR1);
#else
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (INFRARED_DMA_TIMER->CCMR2);
#endif
dma_config.MemoryOrM2MDstAddress = (uint32_t)NULL;
dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH;
dma_config.Mode = LL_DMA_MODE_NORMAL;
dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT;
dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT;
/* fill word to have other bits set to 0 */
dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_WORD;
dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_BYTE;
dma_config.NbData = 0;
dma_config.PeriphRequest = LL_DMAMUX_REQ_TIM1_UP;
dma_config.Priority = LL_DMA_PRIORITY_VERYHIGH;
LL_DMA_Init(INFRARED_DMA_CH1_DEF, &dma_config);
#if INFRARED_DMA_CH1_CHANNEL == LL_DMA_CHANNEL_1
LL_DMA_ClearFlag_TE1(INFRARED_DMA);
LL_DMA_ClearFlag_TC1(INFRARED_DMA);
#else
#error Update this code. Would you kindly?
#endif
LL_DMA_EnableIT_TE(INFRARED_DMA_CH1_DEF);
LL_DMA_EnableIT_TC(INFRARED_DMA_CH1_DEF);
furi_hal_interrupt_set_isr_ex(
INFRARED_DMA_CH1_IRQ, 4, furi_hal_infrared_tx_dma_polarity_isr, NULL);
}
static void furi_hal_infrared_configure_tim_rcr_dma_tx(void) {
LL_DMA_InitTypeDef dma_config = {0};
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (INFRARED_DMA_TIMER->RCR);
dma_config.MemoryOrM2MDstAddress = (uint32_t)NULL;
dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH;
dma_config.Mode = LL_DMA_MODE_NORMAL;
dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT;
dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT;
dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_HALFWORD;
dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_HALFWORD;
dma_config.NbData = 0;
dma_config.PeriphRequest = LL_DMAMUX_REQ_TIM1_UP;
dma_config.Priority = LL_DMA_PRIORITY_MEDIUM;
LL_DMA_Init(INFRARED_DMA_CH2_DEF, &dma_config);
#if INFRARED_DMA_CH2_CHANNEL == LL_DMA_CHANNEL_2
LL_DMA_ClearFlag_TC2(INFRARED_DMA);
LL_DMA_ClearFlag_HT2(INFRARED_DMA);
LL_DMA_ClearFlag_TE2(INFRARED_DMA);
#else
#error Update this code. Would you kindly?
#endif
LL_DMA_EnableIT_TC(INFRARED_DMA_CH2_DEF);
LL_DMA_EnableIT_HT(INFRARED_DMA_CH2_DEF);
LL_DMA_EnableIT_TE(INFRARED_DMA_CH2_DEF);
furi_hal_interrupt_set_isr_ex(INFRARED_DMA_CH2_IRQ, 5, furi_hal_infrared_tx_dma_isr, NULL);
}
static void furi_hal_infrared_tx_fill_buffer_last(uint8_t buf_num) {
furi_assert(buf_num < 2);
furi_assert(furi_hal_infrared_state != InfraredStateAsyncRx);
furi_assert(furi_hal_infrared_state < InfraredStateMAX);
furi_assert(infrared_tim_tx.data_callback);
InfraredTxBuf* buffer = &infrared_tim_tx.buffer[buf_num];
furi_assert(buffer->data != NULL);
(void)buffer->data;
furi_assert(buffer->polarity != NULL);
(void)buffer->polarity;
infrared_tim_tx.buffer[buf_num].data[0] = 0; // 1 pulse
infrared_tim_tx.buffer[buf_num].polarity[0] = INFRARED_TX_CCMR_LOW;
infrared_tim_tx.buffer[buf_num].data[1] = 0; // 1 pulse
infrared_tim_tx.buffer[buf_num].polarity[1] = INFRARED_TX_CCMR_LOW;
infrared_tim_tx.buffer[buf_num].size = 2;
infrared_tim_tx.buffer[buf_num].last_packet_end = true;
infrared_tim_tx.buffer[buf_num].packet_end = true;
}
static void furi_hal_infrared_tx_fill_buffer(uint8_t buf_num, uint8_t polarity_shift) {
furi_assert(buf_num < 2);
furi_assert(furi_hal_infrared_state != InfraredStateAsyncRx);
furi_assert(furi_hal_infrared_state < InfraredStateMAX);
furi_assert(infrared_tim_tx.data_callback);
InfraredTxBuf* buffer = &infrared_tim_tx.buffer[buf_num];
furi_assert(buffer->data != NULL);
furi_assert(buffer->polarity != NULL);
FuriHalInfraredTxGetDataState status = FuriHalInfraredTxGetDataStateOk;
uint32_t duration = 0;
bool level = 0;
size_t* size = &buffer->size;
size_t polarity_counter = 0;
while(polarity_shift--) {
buffer->polarity[polarity_counter++] = INFRARED_TX_CCMR_LOW;
}
for(*size = 0; (*size < INFRARED_TIM_TX_DMA_BUFFER_SIZE) &&
(status == FuriHalInfraredTxGetDataStateOk);) {
if(infrared_tim_tx.tx_timing_rest_duration > 0) {
if(infrared_tim_tx.tx_timing_rest_duration > 0xFFFF) {
buffer->data[*size] = 0xFFFF;
status = FuriHalInfraredTxGetDataStateOk;
} else {
buffer->data[*size] = infrared_tim_tx.tx_timing_rest_duration;
status = infrared_tim_tx.tx_timing_rest_status;
}
infrared_tim_tx.tx_timing_rest_duration -= buffer->data[*size];
buffer->polarity[polarity_counter] = infrared_tim_tx.tx_timing_rest_level ?
INFRARED_TX_CCMR_HIGH :
INFRARED_TX_CCMR_LOW;
++(*size);
++polarity_counter;
continue;
}
status = infrared_tim_tx.data_callback(infrared_tim_tx.data_context, &duration, &level);
uint32_t num_of_impulses = roundf(duration / infrared_tim_tx.cycle_duration);
if(num_of_impulses == 0) {
if((*size == 0) && (status == FuriHalInfraredTxGetDataStateDone)) {
/* if this is one sample in current buffer, but we
* have more to send - continue
*/
status = FuriHalInfraredTxGetDataStateOk;
}
} else if((num_of_impulses - 1) > 0xFFFF) {
infrared_tim_tx.tx_timing_rest_duration = num_of_impulses - 1;
infrared_tim_tx.tx_timing_rest_status = status;
infrared_tim_tx.tx_timing_rest_level = level;
status = FuriHalInfraredTxGetDataStateOk;
} else {
buffer->polarity[polarity_counter] = level ? INFRARED_TX_CCMR_HIGH :
INFRARED_TX_CCMR_LOW;
buffer->data[*size] = num_of_impulses - 1;
++(*size);
++polarity_counter;
}
}
buffer->last_packet_end = (status == FuriHalInfraredTxGetDataStateLastDone);
buffer->packet_end = buffer->last_packet_end || (status == FuriHalInfraredTxGetDataStateDone);
if(*size == 0) {
buffer->data[0] = 0; // 1 pulse
buffer->polarity[0] = INFRARED_TX_CCMR_LOW;
buffer->size = 1;
}
}
static void furi_hal_infrared_tx_dma_set_polarity(uint8_t buf_num, uint8_t polarity_shift) {
furi_assert(buf_num < 2);
furi_assert(furi_hal_infrared_state < InfraredStateMAX);
InfraredTxBuf* buffer = &infrared_tim_tx.buffer[buf_num];
furi_assert(buffer->polarity != NULL);
FURI_CRITICAL_ENTER();
bool channel_enabled = LL_DMA_IsEnabledChannel(INFRARED_DMA_CH1_DEF);
if(channel_enabled) {
LL_DMA_DisableChannel(INFRARED_DMA_CH1_DEF);
}
LL_DMA_SetMemoryAddress(INFRARED_DMA_CH1_DEF, (uint32_t)buffer->polarity);
LL_DMA_SetDataLength(INFRARED_DMA_CH1_DEF, buffer->size + polarity_shift);
if(channel_enabled) {
LL_DMA_EnableChannel(INFRARED_DMA_CH1_DEF);
}
FURI_CRITICAL_EXIT();
}
static void furi_hal_infrared_tx_dma_set_buffer(uint8_t buf_num) {
furi_assert(buf_num < 2);
furi_assert(furi_hal_infrared_state < InfraredStateMAX);
InfraredTxBuf* buffer = &infrared_tim_tx.buffer[buf_num];
furi_assert(buffer->data != NULL);
/* non-circular mode requires disabled channel before setup */
FURI_CRITICAL_ENTER();
bool channel_enabled = LL_DMA_IsEnabledChannel(INFRARED_DMA_CH2_DEF);
if(channel_enabled) {
LL_DMA_DisableChannel(INFRARED_DMA_CH2_DEF);
}
LL_DMA_SetMemoryAddress(INFRARED_DMA_CH2_DEF, (uint32_t)buffer->data);
LL_DMA_SetDataLength(INFRARED_DMA_CH2_DEF, buffer->size);
if(channel_enabled) {
LL_DMA_EnableChannel(INFRARED_DMA_CH2_DEF);
}
FURI_CRITICAL_EXIT();
}
static void furi_hal_infrared_async_tx_free_resources(void) {
furi_assert(
(furi_hal_infrared_state == InfraredStateIdle) ||
(furi_hal_infrared_state == InfraredStateAsyncTxStopped));
furi_hal_gpio_init(&gpio_infrared_tx, GpioModeAnalog, GpioPullDown, GpioSpeedLow);
furi_hal_interrupt_set_isr(INFRARED_DMA_CH1_IRQ, NULL, NULL);
furi_hal_interrupt_set_isr(INFRARED_DMA_CH2_IRQ, NULL, NULL);
furi_hal_bus_disable(INFRARED_DMA_TIMER_BUS);
furi_semaphore_free(infrared_tim_tx.stop_semaphore);
free(infrared_tim_tx.buffer[0].data);
free(infrared_tim_tx.buffer[1].data);
free(infrared_tim_tx.buffer[0].polarity);
free(infrared_tim_tx.buffer[1].polarity);
infrared_tim_tx.buffer[0].data = NULL;
infrared_tim_tx.buffer[1].data = NULL;
infrared_tim_tx.buffer[0].polarity = NULL;
infrared_tim_tx.buffer[1].polarity = NULL;
}
void furi_hal_infrared_async_tx_start(uint32_t freq, float duty_cycle) {
if((duty_cycle > 1) || (duty_cycle <= 0) || (freq > INFRARED_MAX_FREQUENCY) ||
(freq < INFRARED_MIN_FREQUENCY) || (infrared_tim_tx.data_callback == NULL)) {
furi_crash(NULL);
}
furi_assert(furi_hal_infrared_state == InfraredStateIdle);
furi_assert(infrared_tim_tx.buffer[0].data == NULL);
furi_assert(infrared_tim_tx.buffer[1].data == NULL);
furi_assert(infrared_tim_tx.buffer[0].polarity == NULL);
furi_assert(infrared_tim_tx.buffer[1].polarity == NULL);
size_t alloc_size_data = INFRARED_TIM_TX_DMA_BUFFER_SIZE * sizeof(uint16_t);
infrared_tim_tx.buffer[0].data = malloc(alloc_size_data);
infrared_tim_tx.buffer[1].data = malloc(alloc_size_data);
size_t alloc_size_polarity =
(INFRARED_TIM_TX_DMA_BUFFER_SIZE + INFRARED_POLARITY_SHIFT) * sizeof(uint8_t);
infrared_tim_tx.buffer[0].polarity = malloc(alloc_size_polarity);
infrared_tim_tx.buffer[1].polarity = malloc(alloc_size_polarity);
infrared_tim_tx.stop_semaphore = furi_semaphore_alloc(1, 0);
infrared_tim_tx.cycle_duration = 1000000.0 / freq;
infrared_tim_tx.tx_timing_rest_duration = 0;
furi_hal_infrared_tx_fill_buffer(0, INFRARED_POLARITY_SHIFT);
furi_hal_bus_enable(INFRARED_DMA_TIMER_BUS);
furi_hal_infrared_configure_tim_pwm_tx(freq, duty_cycle);
furi_hal_infrared_configure_tim_cmgr2_dma_tx();
furi_hal_infrared_configure_tim_rcr_dma_tx();
furi_hal_infrared_tx_dma_set_polarity(0, INFRARED_POLARITY_SHIFT);
furi_hal_infrared_tx_dma_set_buffer(0);
furi_hal_infrared_state = InfraredStateAsyncTx;
LL_TIM_ClearFlag_UPDATE(INFRARED_DMA_TIMER);
LL_DMA_EnableChannel(INFRARED_DMA_CH1_DEF);
LL_DMA_EnableChannel(INFRARED_DMA_CH2_DEF);
furi_delay_us(5);
LL_TIM_GenerateEvent_UPDATE(INFRARED_DMA_TIMER); /* DMA -> TIMx_RCR */
furi_delay_us(5);
LL_GPIO_ResetOutputPin(
gpio_infrared_tx.port, gpio_infrared_tx.pin); /* when disable it prevents false pulse */
furi_hal_gpio_init_ex(
&gpio_infrared_tx, GpioModeAltFunctionPushPull, GpioPullUp, GpioSpeedHigh, GpioAltFn1TIM1);
FURI_CRITICAL_ENTER();
LL_TIM_GenerateEvent_UPDATE(INFRARED_DMA_TIMER); /* TIMx_RCR -> Repetition counter */
LL_TIM_EnableCounter(INFRARED_DMA_TIMER);
FURI_CRITICAL_EXIT();
}
void furi_hal_infrared_async_tx_wait_termination(void) {
furi_assert(furi_hal_infrared_state >= InfraredStateAsyncTx);
furi_assert(furi_hal_infrared_state < InfraredStateMAX);
FuriStatus status;
status = furi_semaphore_acquire(infrared_tim_tx.stop_semaphore, FuriWaitForever);
furi_check(status == FuriStatusOk);
furi_hal_infrared_async_tx_free_resources();
furi_hal_infrared_state = InfraredStateIdle;
}
void furi_hal_infrared_async_tx_stop(void) {
furi_assert(furi_hal_infrared_state >= InfraredStateAsyncTx);
furi_assert(furi_hal_infrared_state < InfraredStateMAX);
FURI_CRITICAL_ENTER();
if(furi_hal_infrared_state == InfraredStateAsyncTx)
furi_hal_infrared_state = InfraredStateAsyncTxStopReq;
FURI_CRITICAL_EXIT();
furi_hal_infrared_async_tx_wait_termination();
}
void furi_hal_infrared_async_tx_set_data_isr_callback(
FuriHalInfraredTxGetDataISRCallback callback,
void* context) {
furi_assert(furi_hal_infrared_state == InfraredStateIdle);
infrared_tim_tx.data_callback = callback;
infrared_tim_tx.data_context = context;
}
void furi_hal_infrared_async_tx_set_signal_sent_isr_callback(
FuriHalInfraredTxSignalSentISRCallback callback,
void* context) {
infrared_tim_tx.signal_sent_callback = callback;
infrared_tim_tx.signal_sent_context = context;
}
+330
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#include <furi_hal_interrupt.h>
#include <furi_hal_os.h>
#include <furi.h>
#include <stm32wbxx.h>
#include <stm32wbxx_ll_tim.h>
#include <stm32wbxx_ll_rcc.h>
#include <stm32wbxx_ll_cortex.h>
#define TAG "FuriHalInterrupt"
#define FURI_HAL_INTERRUPT_DEFAULT_PRIORITY 5
typedef struct {
FuriHalInterruptISR isr;
void* context;
} FuriHalInterruptISRPair;
FuriHalInterruptISRPair furi_hal_interrupt_isr[FuriHalInterruptIdMax] = {0};
const IRQn_Type furi_hal_interrupt_irqn[FuriHalInterruptIdMax] = {
// TIM1, TIM16, TIM17
[FuriHalInterruptIdTim1TrgComTim17] = TIM1_TRG_COM_TIM17_IRQn,
[FuriHalInterruptIdTim1Cc] = TIM1_CC_IRQn,
[FuriHalInterruptIdTim1UpTim16] = TIM1_UP_TIM16_IRQn,
// TIM2
[FuriHalInterruptIdTIM2] = TIM2_IRQn,
// DMA1
[FuriHalInterruptIdDma1Ch1] = DMA1_Channel1_IRQn,
[FuriHalInterruptIdDma1Ch2] = DMA1_Channel2_IRQn,
[FuriHalInterruptIdDma1Ch3] = DMA1_Channel3_IRQn,
[FuriHalInterruptIdDma1Ch4] = DMA1_Channel4_IRQn,
[FuriHalInterruptIdDma1Ch5] = DMA1_Channel5_IRQn,
[FuriHalInterruptIdDma1Ch6] = DMA1_Channel6_IRQn,
[FuriHalInterruptIdDma1Ch7] = DMA1_Channel7_IRQn,
// DMA2
[FuriHalInterruptIdDma2Ch1] = DMA2_Channel1_IRQn,
[FuriHalInterruptIdDma2Ch2] = DMA2_Channel2_IRQn,
[FuriHalInterruptIdDma2Ch3] = DMA2_Channel3_IRQn,
[FuriHalInterruptIdDma2Ch4] = DMA2_Channel4_IRQn,
[FuriHalInterruptIdDma2Ch5] = DMA2_Channel5_IRQn,
[FuriHalInterruptIdDma2Ch6] = DMA2_Channel6_IRQn,
[FuriHalInterruptIdDma2Ch7] = DMA2_Channel7_IRQn,
// RCC
[FuriHalInterruptIdRcc] = RCC_IRQn,
// COMP
[FuriHalInterruptIdCOMP] = COMP_IRQn,
// HSEM
[FuriHalInterruptIdHsem] = HSEM_IRQn,
// LPTIMx
[FuriHalInterruptIdLpTim1] = LPTIM1_IRQn,
[FuriHalInterruptIdLpTim2] = LPTIM2_IRQn,
};
__attribute__((always_inline)) static inline void
furi_hal_interrupt_call(FuriHalInterruptId index) {
furi_check(furi_hal_interrupt_isr[index].isr);
furi_hal_interrupt_isr[index].isr(furi_hal_interrupt_isr[index].context);
}
__attribute__((always_inline)) static inline void
furi_hal_interrupt_enable(FuriHalInterruptId index, uint16_t priority) {
NVIC_SetPriority(
furi_hal_interrupt_irqn[index],
NVIC_EncodePriority(NVIC_GetPriorityGrouping(), priority, 0));
NVIC_EnableIRQ(furi_hal_interrupt_irqn[index]);
}
__attribute__((always_inline)) static inline void
furi_hal_interrupt_clear_pending(FuriHalInterruptId index) {
NVIC_ClearPendingIRQ(furi_hal_interrupt_irqn[index]);
}
__attribute__((always_inline)) static inline void
furi_hal_interrupt_get_pending(FuriHalInterruptId index) {
NVIC_GetPendingIRQ(furi_hal_interrupt_irqn[index]);
}
__attribute__((always_inline)) static inline void
furi_hal_interrupt_set_pending(FuriHalInterruptId index) {
NVIC_SetPendingIRQ(furi_hal_interrupt_irqn[index]);
}
__attribute__((always_inline)) static inline void
furi_hal_interrupt_disable(FuriHalInterruptId index) {
NVIC_DisableIRQ(furi_hal_interrupt_irqn[index]);
}
void furi_hal_interrupt_init() {
NVIC_SetPriority(
TAMP_STAMP_LSECSS_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 0, 0));
NVIC_EnableIRQ(TAMP_STAMP_LSECSS_IRQn);
NVIC_SetPriority(PendSV_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 15, 0));
NVIC_SetPriority(FPU_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 15, 0));
NVIC_EnableIRQ(FPU_IRQn);
LL_SYSCFG_DisableIT_FPU_IOC();
LL_SYSCFG_DisableIT_FPU_DZC();
LL_SYSCFG_DisableIT_FPU_UFC();
LL_SYSCFG_DisableIT_FPU_OFC();
LL_SYSCFG_DisableIT_FPU_IDC();
LL_SYSCFG_DisableIT_FPU_IXC();
LL_HANDLER_EnableFault(LL_HANDLER_FAULT_USG);
LL_HANDLER_EnableFault(LL_HANDLER_FAULT_BUS);
LL_HANDLER_EnableFault(LL_HANDLER_FAULT_MEM);
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_interrupt_set_isr(FuriHalInterruptId index, FuriHalInterruptISR isr, void* context) {
furi_hal_interrupt_set_isr_ex(index, FURI_HAL_INTERRUPT_DEFAULT_PRIORITY, isr, context);
}
void furi_hal_interrupt_set_isr_ex(
FuriHalInterruptId index,
uint16_t priority,
FuriHalInterruptISR isr,
void* context) {
furi_check(index < FuriHalInterruptIdMax);
furi_check(priority <= 15);
if(isr) {
// Pre ISR set
furi_check(furi_hal_interrupt_isr[index].isr == NULL);
} else {
// Pre ISR clear
furi_hal_interrupt_disable(index);
furi_hal_interrupt_clear_pending(index);
}
furi_hal_interrupt_isr[index].isr = isr;
furi_hal_interrupt_isr[index].context = context;
__DMB();
if(isr) {
// Post ISR set
furi_hal_interrupt_clear_pending(index);
furi_hal_interrupt_enable(index, priority);
} else {
// Post ISR clear
}
}
/* Timer 2 */
void TIM2_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdTIM2);
}
/* Timer 1 Update */
void TIM1_UP_TIM16_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdTim1UpTim16);
}
void TIM1_TRG_COM_TIM17_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdTim1TrgComTim17);
}
void TIM1_CC_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdTim1Cc);
}
/* DMA 1 */
void DMA1_Channel1_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma1Ch1);
}
void DMA1_Channel2_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma1Ch2);
}
void DMA1_Channel3_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma1Ch3);
}
void DMA1_Channel4_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma1Ch4);
}
void DMA1_Channel5_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma1Ch5);
}
void DMA1_Channel6_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma1Ch6);
}
void DMA1_Channel7_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma1Ch7);
}
/* DMA 2 */
void DMA2_Channel1_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma2Ch1);
}
void DMA2_Channel2_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma2Ch2);
}
void DMA2_Channel3_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma2Ch3);
}
void DMA2_Channel4_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma2Ch4);
}
void DMA2_Channel5_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma2Ch5);
}
void DMA2_Channel6_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma2Ch6);
}
void DMA2_Channel7_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdDma2Ch7);
}
void HSEM_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdHsem);
}
void TAMP_STAMP_LSECSS_IRQHandler(void) {
if(LL_RCC_IsActiveFlag_LSECSS()) {
LL_RCC_ClearFlag_LSECSS();
if(!LL_RCC_LSE_IsReady()) {
FURI_LOG_E(TAG, "LSE CSS fired: resetting system");
NVIC_SystemReset();
} else {
FURI_LOG_E(TAG, "LSE CSS fired: but LSE is alive");
}
}
}
void RCC_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdRcc);
}
void NMI_Handler() {
if(LL_RCC_IsActiveFlag_HSECSS()) {
LL_RCC_ClearFlag_HSECSS();
FURI_LOG_E(TAG, "HSE CSS fired: resetting system");
NVIC_SystemReset();
}
}
void HardFault_Handler() {
furi_crash("HardFault");
}
void MemManage_Handler() {
if(FURI_BIT(SCB->CFSR, SCB_CFSR_MMARVALID_Pos)) {
uint32_t memfault_address = SCB->MMFAR;
if(memfault_address < (1024 * 1024)) {
// from 0x00 to 1MB, see FuriHalMpuRegionNULL
furi_crash("NULL pointer dereference");
} else {
// write or read of MPU region 1 (FuriHalMpuRegionStack)
furi_crash("MPU fault, possibly stack overflow");
}
} else if(FURI_BIT(SCB->CFSR, SCB_CFSR_MSTKERR_Pos)) {
// push to stack on MPU region 1 (FuriHalMpuRegionStack)
furi_crash("MemManage fault, possibly stack overflow");
}
furi_crash("MemManage");
}
void BusFault_Handler() {
furi_crash("BusFault");
}
void UsageFault_Handler() {
furi_crash("UsageFault");
}
void DebugMon_Handler() {
}
#include "usbd_core.h"
extern usbd_device udev;
extern void HW_IPCC_Tx_Handler();
extern void HW_IPCC_Rx_Handler();
void SysTick_Handler() {
furi_hal_os_tick();
}
void USB_LP_IRQHandler() {
#ifndef FURI_RAM_EXEC
usbd_poll(&udev);
#endif
}
void USB_HP_IRQHandler() {
}
void IPCC_C1_TX_IRQHandler() {
HW_IPCC_Tx_Handler();
}
void IPCC_C1_RX_IRQHandler() {
HW_IPCC_Rx_Handler();
}
void FPU_IRQHandler() {
furi_crash("FpuFault");
}
void LPTIM1_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdLpTim1);
}
void LPTIM2_IRQHandler() {
furi_hal_interrupt_call(FuriHalInterruptIdLpTim2);
}
+82
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#pragma once
#include <stm32wbxx_ll_tim.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Timer ISR */
typedef void (*FuriHalInterruptISR)(void* context);
typedef enum {
// TIM1, TIM16, TIM17
FuriHalInterruptIdTim1TrgComTim17,
FuriHalInterruptIdTim1Cc,
FuriHalInterruptIdTim1UpTim16,
// TIM2
FuriHalInterruptIdTIM2,
// DMA1
FuriHalInterruptIdDma1Ch1,
FuriHalInterruptIdDma1Ch2,
FuriHalInterruptIdDma1Ch3,
FuriHalInterruptIdDma1Ch4,
FuriHalInterruptIdDma1Ch5,
FuriHalInterruptIdDma1Ch6,
FuriHalInterruptIdDma1Ch7,
// DMA2
FuriHalInterruptIdDma2Ch1,
FuriHalInterruptIdDma2Ch2,
FuriHalInterruptIdDma2Ch3,
FuriHalInterruptIdDma2Ch4,
FuriHalInterruptIdDma2Ch5,
FuriHalInterruptIdDma2Ch6,
FuriHalInterruptIdDma2Ch7,
// RCC
FuriHalInterruptIdRcc,
// Comp
FuriHalInterruptIdCOMP,
// HSEM
FuriHalInterruptIdHsem,
// LPTIMx
FuriHalInterruptIdLpTim1,
FuriHalInterruptIdLpTim2,
// Service value
FuriHalInterruptIdMax,
} FuriHalInterruptId;
/** Initialize interrupt subsystem */
void furi_hal_interrupt_init();
/** Set ISR and enable interrupt with default priority
* We don't clear interrupt flags for you, do it by your self.
* @param index - interrupt ID
* @param isr - your interrupt service routine or use NULL to clear
* @param context - isr context
*/
void furi_hal_interrupt_set_isr(FuriHalInterruptId index, FuriHalInterruptISR isr, void* context);
/** Set ISR and enable interrupt with custom priority
* We don't clear interrupt flags for you, do it by your self.
* @param index - interrupt ID
* @param priority - 0 to 15, 0 highest
* @param isr - your interrupt service routine or use NULL to clear
* @param context - isr context
*/
void furi_hal_interrupt_set_isr_ex(
FuriHalInterruptId index,
uint16_t priority,
FuriHalInterruptISR isr,
void* context);
#ifdef __cplusplus
}
#endif
+116
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#include <core/common_defines.h>
#include <furi_hal_resources.h>
#include <furi_hal_light.h>
#include <lp5562.h>
#include <stdint.h>
#define LED_CURRENT_RED 50
#define LED_CURRENT_GREEN 50
#define LED_CURRENT_BLUE 50
#define LED_CURRENT_WHITE 150
void furi_hal_light_init() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
lp5562_reset(&furi_hal_i2c_handle_power);
lp5562_set_channel_current(&furi_hal_i2c_handle_power, LP5562ChannelRed, LED_CURRENT_RED);
lp5562_set_channel_current(&furi_hal_i2c_handle_power, LP5562ChannelGreen, LED_CURRENT_GREEN);
lp5562_set_channel_current(&furi_hal_i2c_handle_power, LP5562ChannelBlue, LED_CURRENT_BLUE);
lp5562_set_channel_current(&furi_hal_i2c_handle_power, LP5562ChannelWhite, LED_CURRENT_WHITE);
lp5562_set_channel_value(&furi_hal_i2c_handle_power, LP5562ChannelRed, 0x00);
lp5562_set_channel_value(&furi_hal_i2c_handle_power, LP5562ChannelGreen, 0x00);
lp5562_set_channel_value(&furi_hal_i2c_handle_power, LP5562ChannelBlue, 0x00);
lp5562_set_channel_value(&furi_hal_i2c_handle_power, LP5562ChannelWhite, 0x00);
lp5562_enable(&furi_hal_i2c_handle_power);
lp5562_configure(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
void furi_hal_light_set(Light light, uint8_t value) {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
if(light & LightRed) {
lp5562_set_channel_value(&furi_hal_i2c_handle_power, LP5562ChannelRed, value);
}
if(light & LightGreen) {
lp5562_set_channel_value(&furi_hal_i2c_handle_power, LP5562ChannelGreen, value);
}
if(light & LightBlue) {
lp5562_set_channel_value(&furi_hal_i2c_handle_power, LP5562ChannelBlue, value);
}
if(light & LightBacklight) {
uint8_t prev = lp5562_get_channel_value(&furi_hal_i2c_handle_power, LP5562ChannelWhite);
lp5562_execute_ramp(
&furi_hal_i2c_handle_power, LP5562Engine1, LP5562ChannelWhite, prev, value, 100);
}
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
void furi_hal_light_blink_start(Light light, uint8_t brightness, uint16_t on_time, uint16_t period) {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
lp5562_set_channel_src(
&furi_hal_i2c_handle_power,
LP5562ChannelRed | LP5562ChannelGreen | LP5562ChannelBlue,
LP5562Direct);
LP5562Channel led_ch = 0;
if(light & LightRed) led_ch |= LP5562ChannelRed;
if(light & LightGreen) led_ch |= LP5562ChannelGreen;
if(light & LightBlue) led_ch |= LP5562ChannelBlue;
lp5562_execute_blink(
&furi_hal_i2c_handle_power, LP5562Engine2, led_ch, on_time, period, brightness);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
void furi_hal_light_blink_stop() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
lp5562_set_channel_src(
&furi_hal_i2c_handle_power,
LP5562ChannelRed | LP5562ChannelGreen | LP5562ChannelBlue,
LP5562Direct);
lp5562_stop_program(&furi_hal_i2c_handle_power, LP5562Engine2);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
void furi_hal_light_blink_set_color(Light light) {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
LP5562Channel led_ch = 0;
lp5562_set_channel_src(
&furi_hal_i2c_handle_power,
LP5562ChannelRed | LP5562ChannelGreen | LP5562ChannelBlue,
LP5562Direct);
if(light & LightRed) led_ch |= LP5562ChannelRed;
if(light & LightGreen) led_ch |= LP5562ChannelGreen;
if(light & LightBlue) led_ch |= LP5562ChannelBlue;
lp5562_set_channel_src(&furi_hal_i2c_handle_power, led_ch, LP5562Engine2);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
void furi_hal_light_sequence(const char* sequence) {
do {
if(*sequence == 'R') {
furi_hal_light_set(LightRed, 0xFF);
} else if(*sequence == 'r') {
furi_hal_light_set(LightRed, 0x00);
} else if(*sequence == 'G') {
furi_hal_light_set(LightGreen, 0xFF);
} else if(*sequence == 'g') {
furi_hal_light_set(LightGreen, 0x00);
} else if(*sequence == 'B') {
furi_hal_light_set(LightBlue, 0xFF);
} else if(*sequence == 'b') {
furi_hal_light_set(LightBlue, 0x00);
} else if(*sequence == 'W') {
furi_hal_light_set(LightBacklight, 0xFF);
} else if(*sequence == 'w') {
furi_hal_light_set(LightBacklight, 0x00);
} else if(*sequence == '.') {
furi_delay_ms(250);
} else if(*sequence == '-') {
furi_delay_ms(500);
}
sequence++;
} while(*sequence != 0);
}
+129
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#include <furi_hal.h>
#include <furi_hal_memory.h>
#include <furi_hal_rtc.h>
#define TAG "FuriHalMemory"
typedef enum {
SRAM_A,
SRAM_B,
SRAM_MAX,
} SRAM;
typedef struct {
void* start;
uint32_t size;
} FuriHalMemoryRegion;
typedef struct {
FuriHalMemoryRegion region[SRAM_MAX];
} FuriHalMemory;
static FuriHalMemory* furi_hal_memory = NULL;
extern const void __sram2a_start__;
extern const void __sram2a_free__;
extern const void __sram2b_start__;
void furi_hal_memory_init() {
if(furi_hal_rtc_get_boot_mode() != FuriHalRtcBootModeNormal) {
return;
}
FuriHalMemory* memory = malloc(sizeof(FuriHalMemory));
uint32_t sbrsa = (FLASH->SRRVR & FLASH_SRRVR_SBRSA_Msk) >> FLASH_SRRVR_SBRSA_Pos;
uint32_t snbrsa = (FLASH->SRRVR & FLASH_SRRVR_SNBRSA_Msk) >> FLASH_SRRVR_SNBRSA_Pos;
// STM(TM) Copro(TM) bug(TM): SNBRSA is incorrect if stack version is higher than 1.13 and lower than 1.17.2+
// Radio core started, but not yet ready, so we'll try to guess
// This will be true only if BLE light radio stack used,
// 0x0D is known to be incorrect, 0x0B is known to be correct since 1.17.2+
// Lower value by 2 pages to match real memory layout
if(snbrsa > 0x0B) {
FURI_LOG_E(TAG, "SNBRSA workaround");
snbrsa -= 2;
}
uint32_t sram2a_busy_size = (uint32_t)&__sram2a_free__ - (uint32_t)&__sram2a_start__;
uint32_t sram2a_unprotected_size = (sbrsa)*1024;
uint32_t sram2b_unprotected_size = (snbrsa)*1024;
memory->region[SRAM_A].start = (uint8_t*)&__sram2a_free__;
memory->region[SRAM_B].start = (uint8_t*)&__sram2b_start__;
if(sram2a_unprotected_size > sram2a_busy_size) {
memory->region[SRAM_A].size = sram2a_unprotected_size - sram2a_busy_size;
} else {
memory->region[SRAM_A].size = 0;
}
memory->region[SRAM_B].size = sram2b_unprotected_size;
FURI_LOG_I(
TAG, "SRAM2A: 0x%p, %lu", memory->region[SRAM_A].start, memory->region[SRAM_A].size);
FURI_LOG_I(
TAG, "SRAM2B: 0x%p, %lu", memory->region[SRAM_B].start, memory->region[SRAM_B].size);
if((memory->region[SRAM_A].size > 0) || (memory->region[SRAM_B].size > 0)) {
if((memory->region[SRAM_A].size > 0)) {
FURI_LOG_I(TAG, "SRAM2A clear");
memset(memory->region[SRAM_A].start, 0, memory->region[SRAM_A].size);
}
if((memory->region[SRAM_B].size > 0)) {
FURI_LOG_I(TAG, "SRAM2B clear");
memset(memory->region[SRAM_B].start, 0, memory->region[SRAM_B].size);
}
furi_hal_memory = memory;
FURI_LOG_I(TAG, "Enabled");
} else {
free(memory);
FURI_LOG_E(TAG, "No SRAM2 available");
}
}
void* furi_hal_memory_alloc(size_t size) {
if(FURI_IS_IRQ_MODE()) {
furi_crash("memmgt in ISR");
}
if(furi_hal_memory == NULL) {
return NULL;
}
void* allocated_memory = NULL;
FURI_CRITICAL_ENTER();
for(int i = 0; i < SRAM_MAX; i++) {
if(furi_hal_memory->region[i].size >= size) {
void* ptr = furi_hal_memory->region[i].start;
furi_hal_memory->region[i].start += size;
furi_hal_memory->region[i].size -= size;
allocated_memory = ptr;
break;
}
}
FURI_CRITICAL_EXIT();
return allocated_memory;
}
size_t furi_hal_memory_get_free() {
if(furi_hal_memory == NULL) return 0;
size_t free = 0;
for(int i = 0; i < SRAM_MAX; i++) {
free += furi_hal_memory->region[i].size;
}
return free;
}
size_t furi_hal_memory_max_pool_block() {
if(furi_hal_memory == NULL) return 0;
size_t max = 0;
for(int i = 0; i < SRAM_MAX; i++) {
if(furi_hal_memory->region[i].size > max) {
max = furi_hal_memory->region[i].size;
}
}
return max;
}
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#include <furi_hal_mpu.h>
#include <stm32wbxx_ll_cortex.h>
#define FURI_HAL_MPU_ATTRIBUTES \
(LL_MPU_ACCESS_BUFFERABLE | LL_MPU_ACCESS_CACHEABLE | LL_MPU_ACCESS_SHAREABLE | \
LL_MPU_TEX_LEVEL1 | LL_MPU_INSTRUCTION_ACCESS_ENABLE)
#define FURI_HAL_MPU_STACK_PROTECT_REGION FuriHalMPURegionSize32B
void furi_hal_mpu_init() {
furi_hal_mpu_enable();
// NULL pointer dereference protection
furi_hal_mpu_protect_no_access(FuriHalMpuRegionNULL, 0x00, FuriHalMPURegionSize1MB);
}
void furi_hal_mpu_enable() {
LL_MPU_Enable(LL_MPU_CTRL_PRIVILEGED_DEFAULT);
}
void furi_hal_mpu_disable() {
LL_MPU_Disable();
}
void furi_hal_mpu_protect_no_access(
FuriHalMpuRegion region,
uint32_t address,
FuriHalMPURegionSize size) {
uint32_t size_ll = size;
size_ll = size_ll << MPU_RASR_SIZE_Pos;
furi_hal_mpu_disable();
LL_MPU_ConfigRegion(
region, 0x00, address, FURI_HAL_MPU_ATTRIBUTES | LL_MPU_REGION_NO_ACCESS | size_ll);
furi_hal_mpu_enable();
}
void furi_hal_mpu_protect_read_only(
FuriHalMpuRegion region,
uint32_t address,
FuriHalMPURegionSize size) {
uint32_t size_ll = size;
size_ll = size_ll << MPU_RASR_SIZE_Pos;
furi_hal_mpu_disable();
LL_MPU_ConfigRegion(
region, 0x00, address, FURI_HAL_MPU_ATTRIBUTES | LL_MPU_REGION_PRIV_RO_URO | size_ll);
furi_hal_mpu_enable();
}
void furi_hal_mpu_protect_disable(FuriHalMpuRegion region) {
furi_hal_mpu_disable();
LL_MPU_DisableRegion(region);
furi_hal_mpu_enable();
}
void furi_hal_mpu_set_stack_protection(uint32_t* stack) {
// Protection area address must be aligned to region size
uint32_t stack_ptr = (uint32_t)stack;
uint32_t mask = ((1 << (FURI_HAL_MPU_STACK_PROTECT_REGION + 2)) - 1);
stack_ptr &= ~mask;
if(stack_ptr < (uint32_t)stack) stack_ptr += (mask + 1);
furi_hal_mpu_protect_read_only(
FuriHalMpuRegionStack, stack_ptr, FURI_HAL_MPU_STACK_PROTECT_REGION);
}
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#include "furi_hal_nfc_i.h"
#include "furi_hal_nfc_tech_i.h"
#include <lib/drivers/st25r3916.h>
#include <furi.h>
#include <furi_hal_spi.h>
#define TAG "FuriHalNfc"
const FuriHalNfcTechBase* furi_hal_nfc_tech[FuriHalNfcTechNum] = {
[FuriHalNfcTechIso14443a] = &furi_hal_nfc_iso14443a,
[FuriHalNfcTechIso14443b] = &furi_hal_nfc_iso14443b,
[FuriHalNfcTechIso15693] = &furi_hal_nfc_iso15693,
[FuriHalNfcTechFelica] = &furi_hal_nfc_felica,
// Add new technologies here
};
FuriHalNfc furi_hal_nfc;
static FuriHalNfcError furi_hal_nfc_turn_on_osc(FuriHalSpiBusHandle* handle) {
FuriHalNfcError error = FuriHalNfcErrorNone;
furi_hal_nfc_event_start();
if(!st25r3916_check_reg(
handle,
ST25R3916_REG_OP_CONTROL,
ST25R3916_REG_OP_CONTROL_en,
ST25R3916_REG_OP_CONTROL_en)) {
st25r3916_mask_irq(handle, ~ST25R3916_IRQ_MASK_OSC);
st25r3916_set_reg_bits(handle, ST25R3916_REG_OP_CONTROL, ST25R3916_REG_OP_CONTROL_en);
furi_hal_nfc_event_wait_for_specific_irq(handle, ST25R3916_IRQ_MASK_OSC, 10);
}
// Disable IRQs
st25r3916_mask_irq(handle, ST25R3916_IRQ_MASK_ALL);
bool osc_on = st25r3916_check_reg(
handle,
ST25R3916_REG_AUX_DISPLAY,
ST25R3916_REG_AUX_DISPLAY_osc_ok,
ST25R3916_REG_AUX_DISPLAY_osc_ok);
if(!osc_on) {
error = FuriHalNfcErrorOscillator;
}
return error;
}
FuriHalNfcError furi_hal_nfc_is_hal_ready() {
FuriHalNfcError error = FuriHalNfcErrorNone;
do {
error = furi_hal_nfc_acquire();
if(error != FuriHalNfcErrorNone) break;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
uint8_t chip_id = 0;
st25r3916_read_reg(handle, ST25R3916_REG_IC_IDENTITY, &chip_id);
if((chip_id & ST25R3916_REG_IC_IDENTITY_ic_type_mask) !=
ST25R3916_REG_IC_IDENTITY_ic_type_st25r3916) {
FURI_LOG_E(TAG, "Wrong chip id");
error = FuriHalNfcErrorCommunication;
}
furi_hal_nfc_release();
} while(false);
return error;
}
FuriHalNfcError furi_hal_nfc_init() {
furi_assert(furi_hal_nfc.mutex == NULL);
furi_hal_nfc.mutex = furi_mutex_alloc(FuriMutexTypeNormal);
FuriHalNfcError error = FuriHalNfcErrorNone;
furi_hal_nfc_event_init();
furi_hal_nfc_event_start();
do {
error = furi_hal_nfc_acquire();
if(error != FuriHalNfcErrorNone) {
furi_hal_nfc_low_power_mode_start();
}
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
// Set default state
st25r3916_direct_cmd(handle, ST25R3916_CMD_SET_DEFAULT);
// Increase IO driver strength of MISO and IRQ
st25r3916_write_reg(handle, ST25R3916_REG_IO_CONF2, ST25R3916_REG_IO_CONF2_io_drv_lvl);
// Check chip ID
uint8_t chip_id = 0;
st25r3916_read_reg(handle, ST25R3916_REG_IC_IDENTITY, &chip_id);
if((chip_id & ST25R3916_REG_IC_IDENTITY_ic_type_mask) !=
ST25R3916_REG_IC_IDENTITY_ic_type_st25r3916) {
FURI_LOG_E(TAG, "Wrong chip id");
error = FuriHalNfcErrorCommunication;
furi_hal_nfc_low_power_mode_start();
furi_hal_nfc_release();
break;
}
// Clear interrupts
st25r3916_get_irq(handle);
// Mask all interrupts
st25r3916_mask_irq(handle, ST25R3916_IRQ_MASK_ALL);
// Enable interrupts
furi_hal_nfc_init_gpio_isr();
// Disable internal overheat protection
st25r3916_change_test_reg_bits(handle, 0x04, 0x10, 0x10);
error = furi_hal_nfc_turn_on_osc(handle);
if(error != FuriHalNfcErrorNone) {
furi_hal_nfc_low_power_mode_start();
furi_hal_nfc_release();
break;
}
// Measure voltage
// Set measure power supply voltage source
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_REGULATOR_CONTROL,
ST25R3916_REG_REGULATOR_CONTROL_mpsv_mask,
ST25R3916_REG_REGULATOR_CONTROL_mpsv_vdd);
// Enable timer and interrupt register
st25r3916_mask_irq(handle, ~ST25R3916_IRQ_MASK_DCT);
st25r3916_direct_cmd(handle, ST25R3916_CMD_MEASURE_VDD);
furi_hal_nfc_event_wait_for_specific_irq(handle, ST25R3916_IRQ_MASK_DCT, 100);
st25r3916_mask_irq(handle, ST25R3916_IRQ_MASK_ALL);
uint8_t ad_res = 0;
st25r3916_read_reg(handle, ST25R3916_REG_AD_RESULT, &ad_res);
uint16_t mV = ((uint16_t)ad_res) * 23U;
mV += (((((uint16_t)ad_res) * 4U) + 5U) / 10U);
if(mV < 3600) {
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_IO_CONF2,
ST25R3916_REG_IO_CONF2_sup3V,
ST25R3916_REG_IO_CONF2_sup3V_3V);
} else {
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_IO_CONF2,
ST25R3916_REG_IO_CONF2_sup3V,
ST25R3916_REG_IO_CONF2_sup3V_5V);
}
// Disable MCU CLK
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_IO_CONF1,
ST25R3916_REG_IO_CONF1_out_cl_mask | ST25R3916_REG_IO_CONF1_lf_clk_off,
0x07);
// Disable MISO pull-down
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_IO_CONF2,
ST25R3916_REG_IO_CONF2_miso_pd1 | ST25R3916_REG_IO_CONF2_miso_pd2,
0x00);
// Set tx driver resistance to 1 Om
st25r3916_change_reg_bits(
handle, ST25R3916_REG_TX_DRIVER, ST25R3916_REG_TX_DRIVER_d_res_mask, 0x00);
// Use minimum non-overlap
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_RES_AM_MOD,
ST25R3916_REG_RES_AM_MOD_fa3_f,
ST25R3916_REG_RES_AM_MOD_fa3_f);
// Set activation threashold
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_FIELD_THRESHOLD_ACTV,
ST25R3916_REG_FIELD_THRESHOLD_ACTV_trg_mask,
ST25R3916_REG_FIELD_THRESHOLD_ACTV_trg_105mV);
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_FIELD_THRESHOLD_ACTV,
ST25R3916_REG_FIELD_THRESHOLD_ACTV_rfe_mask,
ST25R3916_REG_FIELD_THRESHOLD_ACTV_rfe_105mV);
// Set deactivation threashold
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_FIELD_THRESHOLD_DEACTV,
ST25R3916_REG_FIELD_THRESHOLD_DEACTV_trg_mask,
ST25R3916_REG_FIELD_THRESHOLD_DEACTV_trg_75mV);
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_FIELD_THRESHOLD_DEACTV,
ST25R3916_REG_FIELD_THRESHOLD_DEACTV_rfe_mask,
ST25R3916_REG_FIELD_THRESHOLD_DEACTV_rfe_75mV);
// Enable external load modulation
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_AUX_MOD,
ST25R3916_REG_AUX_MOD_lm_ext,
ST25R3916_REG_AUX_MOD_lm_ext);
// Enable internal load modulation
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_AUX_MOD,
ST25R3916_REG_AUX_MOD_lm_dri,
ST25R3916_REG_AUX_MOD_lm_dri);
// Adjust FDT
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_PASSIVE_TARGET,
ST25R3916_REG_PASSIVE_TARGET_fdel_mask,
(5U << ST25R3916_REG_PASSIVE_TARGET_fdel_shift));
// Reduce RFO resistance in Modulated state
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_PT_MOD,
ST25R3916_REG_PT_MOD_ptm_res_mask | ST25R3916_REG_PT_MOD_pt_res_mask,
0x0f);
// Enable RX start on first 4 bits
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_EMD_SUP_CONF,
ST25R3916_REG_EMD_SUP_CONF_rx_start_emv,
ST25R3916_REG_EMD_SUP_CONF_rx_start_emv_on);
// Set antena tunning
st25r3916_change_reg_bits(handle, ST25R3916_REG_ANT_TUNE_A, 0xff, 0x82);
st25r3916_change_reg_bits(handle, ST25R3916_REG_ANT_TUNE_B, 0xff, 0x82);
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_OP_CONTROL,
ST25R3916_REG_OP_CONTROL_en_fd_mask,
ST25R3916_REG_OP_CONTROL_en_fd_auto_efd);
// Perform calibration
if(st25r3916_check_reg(
handle,
ST25R3916_REG_REGULATOR_CONTROL,
ST25R3916_REG_REGULATOR_CONTROL_reg_s,
0x00)) {
FURI_LOG_I(TAG, "Adjusting regulators");
// Reset logic
st25r3916_set_reg_bits(
handle, ST25R3916_REG_REGULATOR_CONTROL, ST25R3916_REG_REGULATOR_CONTROL_reg_s);
st25r3916_clear_reg_bits(
handle, ST25R3916_REG_REGULATOR_CONTROL, ST25R3916_REG_REGULATOR_CONTROL_reg_s);
st25r3916_direct_cmd(handle, ST25R3916_CMD_ADJUST_REGULATORS);
furi_delay_ms(6);
}
furi_hal_nfc_low_power_mode_start();
furi_hal_nfc_release();
} while(false);
return error;
}
static bool furi_hal_nfc_is_mine() {
return (furi_mutex_get_owner(furi_hal_nfc.mutex) == furi_thread_get_current_id());
}
FuriHalNfcError furi_hal_nfc_acquire() {
furi_check(furi_hal_nfc.mutex);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_nfc);
FuriHalNfcError error = FuriHalNfcErrorNone;
if(furi_mutex_acquire(furi_hal_nfc.mutex, 100) != FuriStatusOk) {
furi_hal_spi_release(&furi_hal_spi_bus_handle_nfc);
error = FuriHalNfcErrorBusy;
}
return error;
}
FuriHalNfcError furi_hal_nfc_release() {
furi_check(furi_hal_nfc.mutex);
furi_check(furi_hal_nfc_is_mine());
furi_check(furi_mutex_release(furi_hal_nfc.mutex) == FuriStatusOk);
furi_hal_spi_release(&furi_hal_spi_bus_handle_nfc);
return FuriHalNfcErrorNone;
}
FuriHalNfcError furi_hal_nfc_low_power_mode_start() {
FuriHalNfcError error = FuriHalNfcErrorNone;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
st25r3916_direct_cmd(handle, ST25R3916_CMD_STOP);
st25r3916_clear_reg_bits(
handle,
ST25R3916_REG_OP_CONTROL,
(ST25R3916_REG_OP_CONTROL_en | ST25R3916_REG_OP_CONTROL_rx_en |
ST25R3916_REG_OP_CONTROL_wu | ST25R3916_REG_OP_CONTROL_tx_en |
ST25R3916_REG_OP_CONTROL_en_fd_mask));
furi_hal_nfc_deinit_gpio_isr();
furi_hal_nfc_timers_deinit();
furi_hal_nfc_event_stop();
return error;
}
FuriHalNfcError furi_hal_nfc_low_power_mode_stop() {
FuriHalNfcError error = FuriHalNfcErrorNone;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
do {
furi_hal_nfc_init_gpio_isr();
furi_hal_nfc_timers_init();
error = furi_hal_nfc_turn_on_osc(handle);
if(error != FuriHalNfcErrorNone) break;
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_OP_CONTROL,
ST25R3916_REG_OP_CONTROL_en_fd_mask,
ST25R3916_REG_OP_CONTROL_en_fd_auto_efd);
} while(false);
return error;
}
static FuriHalNfcError furi_hal_nfc_poller_init_common(FuriHalSpiBusHandle* handle) {
// Disable wake up
st25r3916_clear_reg_bits(handle, ST25R3916_REG_OP_CONTROL, ST25R3916_REG_OP_CONTROL_wu);
// Enable correlator
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_AUX,
ST25R3916_REG_AUX_dis_corr,
ST25R3916_REG_AUX_dis_corr_correlator);
st25r3916_change_reg_bits(handle, ST25R3916_REG_ANT_TUNE_A, 0xff, 0x82);
st25r3916_change_reg_bits(handle, ST25R3916_REG_ANT_TUNE_B, 0xFF, 0x82);
st25r3916_write_reg(handle, ST25R3916_REG_OVERSHOOT_CONF1, 0x00);
st25r3916_write_reg(handle, ST25R3916_REG_OVERSHOOT_CONF2, 0x00);
st25r3916_write_reg(handle, ST25R3916_REG_UNDERSHOOT_CONF1, 0x00);
st25r3916_write_reg(handle, ST25R3916_REG_UNDERSHOOT_CONF2, 0x00);
return FuriHalNfcErrorNone;
}
static FuriHalNfcError furi_hal_nfc_listener_init_common(FuriHalSpiBusHandle* handle) {
UNUSED(handle);
// No common listener configuration
return FuriHalNfcErrorNone;
}
FuriHalNfcError furi_hal_nfc_set_mode(FuriHalNfcMode mode, FuriHalNfcTech tech) {
furi_assert(mode < FuriHalNfcModeNum);
furi_assert(tech < FuriHalNfcTechNum);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
FuriHalNfcError error = FuriHalNfcErrorNone;
if(mode == FuriHalNfcModePoller) {
do {
error = furi_hal_nfc_poller_init_common(handle);
if(error != FuriHalNfcErrorNone) break;
error = furi_hal_nfc_tech[tech]->poller.init(handle);
} while(false);
} else if(mode == FuriHalNfcModeListener) {
do {
error = furi_hal_nfc_listener_init_common(handle);
if(error != FuriHalNfcErrorNone) break;
error = furi_hal_nfc_tech[tech]->listener.init(handle);
} while(false);
}
furi_hal_nfc.mode = mode;
furi_hal_nfc.tech = tech;
return error;
}
FuriHalNfcError furi_hal_nfc_reset_mode() {
FuriHalNfcError error = FuriHalNfcErrorNone;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
st25r3916_direct_cmd(handle, ST25R3916_CMD_STOP);
const FuriHalNfcMode mode = furi_hal_nfc.mode;
const FuriHalNfcTech tech = furi_hal_nfc.tech;
if(mode == FuriHalNfcModePoller) {
error = furi_hal_nfc_tech[tech]->poller.deinit(handle);
} else if(mode == FuriHalNfcModeListener) {
error = furi_hal_nfc_tech[tech]->listener.deinit(handle);
}
// Set default value in mode register
st25r3916_write_reg(handle, ST25R3916_REG_MODE, ST25R3916_REG_MODE_om0);
st25r3916_write_reg(handle, ST25R3916_REG_STREAM_MODE, 0);
st25r3916_clear_reg_bits(handle, ST25R3916_REG_AUX, ST25R3916_REG_AUX_no_crc_rx);
st25r3916_clear_reg_bits(
handle,
ST25R3916_REG_BIT_RATE,
ST25R3916_REG_BIT_RATE_txrate_mask | ST25R3916_REG_BIT_RATE_rxrate_mask);
// Write default values
st25r3916_write_reg(handle, ST25R3916_REG_RX_CONF1, 0);
st25r3916_write_reg(
handle,
ST25R3916_REG_RX_CONF2,
ST25R3916_REG_RX_CONF2_sqm_dyn | ST25R3916_REG_RX_CONF2_agc_en |
ST25R3916_REG_RX_CONF2_agc_m);
st25r3916_write_reg(
handle,
ST25R3916_REG_CORR_CONF1,
ST25R3916_REG_CORR_CONF1_corr_s7 | ST25R3916_REG_CORR_CONF1_corr_s4 |
ST25R3916_REG_CORR_CONF1_corr_s1 | ST25R3916_REG_CORR_CONF1_corr_s0);
st25r3916_write_reg(handle, ST25R3916_REG_CORR_CONF2, 0);
return error;
}
FuriHalNfcError furi_hal_nfc_field_detect_start() {
FuriHalNfcError error = FuriHalNfcErrorNone;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
st25r3916_write_reg(
handle,
ST25R3916_REG_OP_CONTROL,
ST25R3916_REG_OP_CONTROL_en | ST25R3916_REG_OP_CONTROL_en_fd_mask);
st25r3916_write_reg(
handle, ST25R3916_REG_MODE, ST25R3916_REG_MODE_targ | ST25R3916_REG_MODE_om0);
return error;
}
FuriHalNfcError furi_hal_nfc_field_detect_stop() {
FuriHalNfcError error = FuriHalNfcErrorNone;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
st25r3916_clear_reg_bits(
handle,
ST25R3916_REG_OP_CONTROL,
(ST25R3916_REG_OP_CONTROL_en | ST25R3916_REG_OP_CONTROL_en_fd_mask));
return error;
}
bool furi_hal_nfc_field_is_present() {
bool is_present = false;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
if(st25r3916_check_reg(
handle,
ST25R3916_REG_AUX_DISPLAY,
ST25R3916_REG_AUX_DISPLAY_efd_o,
ST25R3916_REG_AUX_DISPLAY_efd_o)) {
is_present = true;
}
return is_present;
}
FuriHalNfcError furi_hal_nfc_poller_field_on() {
FuriHalNfcError error = FuriHalNfcErrorNone;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
if(!st25r3916_check_reg(
handle,
ST25R3916_REG_OP_CONTROL,
ST25R3916_REG_OP_CONTROL_tx_en,
ST25R3916_REG_OP_CONTROL_tx_en)) {
// Set min guard time
st25r3916_write_reg(handle, ST25R3916_REG_FIELD_ON_GT, 0);
// Enable tx rx
st25r3916_set_reg_bits(
handle,
ST25R3916_REG_OP_CONTROL,
(ST25R3916_REG_OP_CONTROL_rx_en | ST25R3916_REG_OP_CONTROL_tx_en));
}
return error;
}
FuriHalNfcError furi_hal_nfc_poller_tx_common(
FuriHalSpiBusHandle* handle,
const uint8_t* tx_data,
size_t tx_bits) {
furi_assert(tx_data);
FuriHalNfcError err = FuriHalNfcErrorNone;
// Prepare tx
st25r3916_direct_cmd(handle, ST25R3916_CMD_CLEAR_FIFO);
st25r3916_clear_reg_bits(
handle, ST25R3916_REG_TIMER_EMV_CONTROL, ST25R3916_REG_TIMER_EMV_CONTROL_nrt_emv);
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_ISO14443A_NFC,
(ST25R3916_REG_ISO14443A_NFC_no_tx_par | ST25R3916_REG_ISO14443A_NFC_no_rx_par),
(ST25R3916_REG_ISO14443A_NFC_no_tx_par_off | ST25R3916_REG_ISO14443A_NFC_no_rx_par_off));
uint32_t interrupts =
(ST25R3916_IRQ_MASK_FWL | ST25R3916_IRQ_MASK_TXE | ST25R3916_IRQ_MASK_RXS |
ST25R3916_IRQ_MASK_RXE | ST25R3916_IRQ_MASK_PAR | ST25R3916_IRQ_MASK_CRC |
ST25R3916_IRQ_MASK_ERR1 | ST25R3916_IRQ_MASK_ERR2 | ST25R3916_IRQ_MASK_NRE);
// Clear interrupts
st25r3916_get_irq(handle);
// Enable interrupts
st25r3916_mask_irq(handle, ~interrupts);
st25r3916_write_fifo(handle, tx_data, tx_bits);
st25r3916_direct_cmd(handle, ST25R3916_CMD_TRANSMIT_WITHOUT_CRC);
return err;
}
FuriHalNfcError furi_hal_nfc_common_fifo_tx(
FuriHalSpiBusHandle* handle,
const uint8_t* tx_data,
size_t tx_bits) {
FuriHalNfcError err = FuriHalNfcErrorNone;
st25r3916_direct_cmd(handle, ST25R3916_CMD_CLEAR_FIFO);
st25r3916_write_fifo(handle, tx_data, tx_bits);
st25r3916_direct_cmd(handle, ST25R3916_CMD_TRANSMIT_WITHOUT_CRC);
return err;
}
FuriHalNfcError furi_hal_nfc_poller_tx(const uint8_t* tx_data, size_t tx_bits) {
furi_assert(furi_hal_nfc.mode == FuriHalNfcModePoller);
furi_assert(furi_hal_nfc.tech < FuriHalNfcTechNum);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
return furi_hal_nfc_tech[furi_hal_nfc.tech]->poller.tx(handle, tx_data, tx_bits);
}
FuriHalNfcError furi_hal_nfc_poller_rx(uint8_t* rx_data, size_t rx_data_size, size_t* rx_bits) {
furi_assert(furi_hal_nfc.mode == FuriHalNfcModePoller);
furi_assert(furi_hal_nfc.tech < FuriHalNfcTechNum);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
return furi_hal_nfc_tech[furi_hal_nfc.tech]->poller.rx(handle, rx_data, rx_data_size, rx_bits);
}
FuriHalNfcEvent furi_hal_nfc_poller_wait_event(uint32_t timeout_ms) {
furi_assert(furi_hal_nfc.mode == FuriHalNfcModePoller);
furi_assert(furi_hal_nfc.tech < FuriHalNfcTechNum);
return furi_hal_nfc_tech[furi_hal_nfc.tech]->poller.wait_event(timeout_ms);
}
FuriHalNfcEvent furi_hal_nfc_listener_wait_event(uint32_t timeout_ms) {
furi_assert(furi_hal_nfc.mode == FuriHalNfcModeListener);
furi_assert(furi_hal_nfc.tech < FuriHalNfcTechNum);
return furi_hal_nfc_tech[furi_hal_nfc.tech]->listener.wait_event(timeout_ms);
}
FuriHalNfcError furi_hal_nfc_listener_tx(const uint8_t* tx_data, size_t tx_bits) {
furi_assert(tx_data);
furi_assert(furi_hal_nfc.mode == FuriHalNfcModeListener);
furi_assert(furi_hal_nfc.tech < FuriHalNfcTechNum);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
return furi_hal_nfc_tech[furi_hal_nfc.tech]->listener.tx(handle, tx_data, tx_bits);
}
FuriHalNfcError furi_hal_nfc_common_fifo_rx(
FuriHalSpiBusHandle* handle,
uint8_t* rx_data,
size_t rx_data_size,
size_t* rx_bits) {
FuriHalNfcError error = FuriHalNfcErrorNone;
if(!st25r3916_read_fifo(handle, rx_data, rx_data_size, rx_bits)) {
error = FuriHalNfcErrorBufferOverflow;
}
return error;
}
FuriHalNfcError furi_hal_nfc_listener_rx(uint8_t* rx_data, size_t rx_data_size, size_t* rx_bits) {
furi_assert(rx_data);
furi_assert(rx_bits);
furi_assert(furi_hal_nfc.mode == FuriHalNfcModeListener);
furi_assert(furi_hal_nfc.tech < FuriHalNfcTechNum);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
return furi_hal_nfc_tech[furi_hal_nfc.tech]->listener.rx(
handle, rx_data, rx_data_size, rx_bits);
}
FuriHalNfcError furi_hal_nfc_trx_reset() {
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
st25r3916_direct_cmd(handle, ST25R3916_CMD_STOP);
return FuriHalNfcErrorNone;
}
FuriHalNfcError furi_hal_nfc_listener_sleep() {
furi_assert(furi_hal_nfc.mode == FuriHalNfcModeListener);
furi_assert(furi_hal_nfc.tech < FuriHalNfcTechNum);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
return furi_hal_nfc_tech[furi_hal_nfc.tech]->listener.sleep(handle);
}
FuriHalNfcError furi_hal_nfc_listener_idle() {
furi_assert(furi_hal_nfc.mode == FuriHalNfcModeListener);
furi_assert(furi_hal_nfc.tech < FuriHalNfcTechNum);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
return furi_hal_nfc_tech[furi_hal_nfc.tech]->listener.idle(handle);
}
FuriHalNfcError furi_hal_nfc_listener_enable_rx() {
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
st25r3916_direct_cmd(handle, ST25R3916_CMD_UNMASK_RECEIVE_DATA);
return FuriHalNfcErrorNone;
}
+117
View File
@@ -0,0 +1,117 @@
#include <furi_hal_nfc_i.h>
FuriHalNfcEventInternal* furi_hal_nfc_event = NULL;
void furi_hal_nfc_event_init() {
furi_hal_nfc_event = malloc(sizeof(FuriHalNfcEventInternal));
}
FuriHalNfcError furi_hal_nfc_event_start() {
furi_assert(furi_hal_nfc_event);
furi_hal_nfc_event->thread = furi_thread_get_current_id();
furi_thread_flags_clear(FURI_HAL_NFC_EVENT_INTERNAL_ALL);
return FuriHalNfcErrorNone;
}
FuriHalNfcError furi_hal_nfc_event_stop() {
furi_assert(furi_hal_nfc_event);
furi_hal_nfc_event->thread = NULL;
return FuriHalNfcErrorNone;
}
void furi_hal_nfc_event_set(FuriHalNfcEventInternalType event) {
furi_assert(furi_hal_nfc_event);
if(furi_hal_nfc_event->thread) {
furi_thread_flags_set(furi_hal_nfc_event->thread, event);
}
}
FuriHalNfcError furi_hal_nfc_abort() {
furi_hal_nfc_event_set(FuriHalNfcEventInternalTypeAbort);
return FuriHalNfcErrorNone;
}
FuriHalNfcEvent furi_hal_nfc_wait_event_common(uint32_t timeout_ms) {
furi_assert(furi_hal_nfc_event);
furi_assert(furi_hal_nfc_event->thread);
FuriHalNfcEvent event = 0;
uint32_t event_timeout = timeout_ms == FURI_HAL_NFC_EVENT_WAIT_FOREVER ? FuriWaitForever :
timeout_ms;
uint32_t event_flag =
furi_thread_flags_wait(FURI_HAL_NFC_EVENT_INTERNAL_ALL, FuriFlagWaitAny, event_timeout);
if(event_flag != (unsigned)FuriFlagErrorTimeout) {
if(event_flag & FuriHalNfcEventInternalTypeIrq) {
furi_thread_flags_clear(FuriHalNfcEventInternalTypeIrq);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
uint32_t irq = furi_hal_nfc_get_irq(handle);
if(irq & ST25R3916_IRQ_MASK_OSC) {
event |= FuriHalNfcEventOscOn;
}
if(irq & ST25R3916_IRQ_MASK_TXE) {
event |= FuriHalNfcEventTxEnd;
}
if(irq & ST25R3916_IRQ_MASK_RXS) {
event |= FuriHalNfcEventRxStart;
}
if(irq & ST25R3916_IRQ_MASK_RXE) {
event |= FuriHalNfcEventRxEnd;
}
if(irq & ST25R3916_IRQ_MASK_COL) {
event |= FuriHalNfcEventCollision;
}
if(irq & ST25R3916_IRQ_MASK_EON) {
event |= FuriHalNfcEventFieldOn;
}
if(irq & ST25R3916_IRQ_MASK_EOF) {
event |= FuriHalNfcEventFieldOff;
}
if(irq & ST25R3916_IRQ_MASK_WU_A) {
event |= FuriHalNfcEventListenerActive;
}
if(irq & ST25R3916_IRQ_MASK_WU_A_X) {
event |= FuriHalNfcEventListenerActive;
}
}
if(event_flag & FuriHalNfcEventInternalTypeTimerFwtExpired) {
event |= FuriHalNfcEventTimerFwtExpired;
furi_thread_flags_clear(FuriHalNfcEventInternalTypeTimerFwtExpired);
}
if(event_flag & FuriHalNfcEventInternalTypeTimerBlockTxExpired) {
event |= FuriHalNfcEventTimerBlockTxExpired;
furi_thread_flags_clear(FuriHalNfcEventInternalTypeTimerBlockTxExpired);
}
if(event_flag & FuriHalNfcEventInternalTypeAbort) {
event |= FuriHalNfcEventAbortRequest;
furi_thread_flags_clear(FuriHalNfcEventInternalTypeAbort);
}
} else {
event = FuriHalNfcEventTimeout;
}
return event;
}
bool furi_hal_nfc_event_wait_for_specific_irq(
FuriHalSpiBusHandle* handle,
uint32_t mask,
uint32_t timeout_ms) {
furi_assert(furi_hal_nfc_event);
furi_assert(furi_hal_nfc_event->thread);
bool irq_received = false;
uint32_t event_flag =
furi_thread_flags_wait(FuriHalNfcEventInternalTypeIrq, FuriFlagWaitAny, timeout_ms);
if(event_flag == FuriHalNfcEventInternalTypeIrq) {
uint32_t irq = furi_hal_nfc_get_irq(handle);
irq_received = ((irq & mask) == mask);
furi_thread_flags_clear(FuriHalNfcEventInternalTypeIrq);
}
return irq_received;
}
+69
View File
@@ -0,0 +1,69 @@
#include "furi_hal_nfc_i.h"
#include "furi_hal_nfc_tech_i.h"
static FuriHalNfcError furi_hal_nfc_felica_poller_init(FuriHalSpiBusHandle* handle) {
// Enable Felica mode, AM modulation
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_MODE,
ST25R3916_REG_MODE_om_mask | ST25R3916_REG_MODE_tr_am,
ST25R3916_REG_MODE_om_felica | ST25R3916_REG_MODE_tr_am_am);
// 10% ASK modulation
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_TX_DRIVER,
ST25R3916_REG_TX_DRIVER_am_mod_mask,
ST25R3916_REG_TX_DRIVER_am_mod_10percent);
// Use regulator AM, resistive AM disabled
st25r3916_clear_reg_bits(
handle,
ST25R3916_REG_AUX_MOD,
ST25R3916_REG_AUX_MOD_dis_reg_am | ST25R3916_REG_AUX_MOD_res_am);
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_BIT_RATE,
ST25R3916_REG_BIT_RATE_txrate_mask | ST25R3916_REG_BIT_RATE_rxrate_mask,
ST25R3916_REG_BIT_RATE_txrate_212 | ST25R3916_REG_BIT_RATE_rxrate_212);
// Receive configuration
st25r3916_write_reg(
handle,
ST25R3916_REG_RX_CONF1,
ST25R3916_REG_RX_CONF1_lp0 | ST25R3916_REG_RX_CONF1_hz_12_80khz);
// Correlator setup
st25r3916_write_reg(
handle,
ST25R3916_REG_CORR_CONF1,
ST25R3916_REG_CORR_CONF1_corr_s6 | ST25R3916_REG_CORR_CONF1_corr_s4 |
ST25R3916_REG_CORR_CONF1_corr_s3);
return FuriHalNfcErrorNone;
}
static FuriHalNfcError furi_hal_nfc_felica_poller_deinit(FuriHalSpiBusHandle* handle) {
UNUSED(handle);
return FuriHalNfcErrorNone;
}
const FuriHalNfcTechBase furi_hal_nfc_felica = {
.poller =
{
.compensation =
{
.fdt = FURI_HAL_NFC_POLLER_FDT_COMP_FC,
.fwt = FURI_HAL_NFC_POLLER_FWT_COMP_FC,
},
.init = furi_hal_nfc_felica_poller_init,
.deinit = furi_hal_nfc_felica_poller_deinit,
.wait_event = furi_hal_nfc_wait_event_common,
.tx = furi_hal_nfc_poller_tx_common,
.rx = furi_hal_nfc_common_fifo_rx,
},
.listener = {},
};
+191
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@@ -0,0 +1,191 @@
/**
* @file furi_hal_nfc_i.h
* @brief NFC HAL library (private definitions).
*
* This file is an implementation detail. It must not be included in
* any public API-related headers.
*/
#pragma once
#include <furi.h>
#include <furi_hal_nfc.h>
#include <furi_hal_spi.h>
#include <drivers/st25r3916.h>
#include <drivers/st25r3916_reg.h>
#ifdef __cplusplus
extern "C" {
#endif
/** @brief Common frame delay time compensation for pollers. */
#define FURI_HAL_NFC_POLLER_FDT_COMP_FC (-500)
/** @brief Common frame wait time compensation for pollers. */
#define FURI_HAL_NFC_POLLER_FWT_COMP_FC (FURI_HAL_NFC_POLLER_FDT_COMP_FC)
/**
* @brief Enumeration containing bitmask values for NFC HAL internal events.
*/
typedef enum {
FuriHalNfcEventInternalTypeAbort = (1U << 0), /**< Abort waiting for hardware events. */
FuriHalNfcEventInternalTypeIrq = (1U << 1), /**< NFC hardware interrupt has occurred. */
FuriHalNfcEventInternalTypeTimerFwtExpired =
(1U << 2), /**< Frame wait time timeout has expired. */
FuriHalNfcEventInternalTypeTimerBlockTxExpired =
(1U << 3), /**< Transmission block timeout has expired. */
FuriHalNfcEventInternalTypeTransparentDataReceived =
(1U << 4), /**< Data was received in transparent mode. */
} FuriHalNfcEventInternalType;
/** @brief Special bitmask value of all internal events. */
#define FURI_HAL_NFC_EVENT_INTERNAL_ALL \
((FuriHalNfcEventInternalTypeAbort | FuriHalNfcEventInternalTypeIrq | \
FuriHalNfcEventInternalTypeTimerFwtExpired | \
FuriHalNfcEventInternalTypeTimerBlockTxExpired | \
FuriHalNfcEventInternalTypeTransparentDataReceived))
/**
* @brief NFC HAL internal event structure.
*/
typedef struct {
FuriThreadId thread; /**< Identifier of the thread that will be receiving events. */
void* context; /**< Pointer to the user-provided context (will be passed to the event callback). */
} FuriHalNfcEventInternal;
/**
* @brief NFC HAL global state structure.
*/
typedef struct {
FuriMutex* mutex; /**< Pointer to the mutex serving as global NFC HAL lock. */
FuriHalNfcMode mode; /**< Currently selected operating mode. */
FuriHalNfcTech tech; /**< Currently selected NFC technology. */
} FuriHalNfc;
/**
* @brief NFC HAL global state object declaration.
*/
extern FuriHalNfc furi_hal_nfc;
/**
* @brief Initialise NFC HAL event system.
*/
void furi_hal_nfc_event_init();
/**
* @brief Forcibly emit (a) particular internal event(s).
*
* @param[in] event bitmask of one or more events to be emitted.
*/
void furi_hal_nfc_event_set(FuriHalNfcEventInternalType event);
/**
* @brief Initialise GPIO to generate an interrupt from the NFC hardware.
*/
void furi_hal_nfc_init_gpio_isr();
/**
* @brief Disable interrupts from the NFC hardware.
*/
void furi_hal_nfc_deinit_gpio_isr();
/**
* @brief Initialise all NFC timers.
*/
void furi_hal_nfc_timers_init();
/**
* @brief Disable all NFC timers.
*/
void furi_hal_nfc_timers_deinit();
/**
* @brief Get the interrupt bitmask from the NFC hardware.
*
* @param[in,out] handle pointer to the SPI handle associated with the NFC chip.
* @returns bitmask of zero or more occurred interrupts.
*/
uint32_t furi_hal_nfc_get_irq(FuriHalSpiBusHandle* handle);
/**
* @brief Wait until a specified type of interrupt occurs.
*
* @param[in,out] handle pointer to the SPI handle associated with the NFC chip.
* @param[in] mask bitmask of one or more interrupts to wait for.
* @param[in] timeout_ms maximum time to wait for an interrupt, in milliseconds.
* @returns true if specified interrupt(s) have occured within timeout, false otherwise.
*/
bool furi_hal_nfc_event_wait_for_specific_irq(
FuriHalSpiBusHandle* handle,
uint32_t mask,
uint32_t timeout_ms);
/**
* @brief Wait for any event to occur.
*
* This function is common to all technologies.
*
* @param[in] timeout_ms maximum time to wait for an event, in milliseconds.
* @returns bitmask of zero or more occurred events.
*/
FuriHalNfcEvent furi_hal_nfc_wait_event_common(uint32_t timeout_ms);
/**
* @brief Start reception in listener mode.
*
* This function is common to all technologies.
*
* @param[in,out] handle pointer to the SPI handle associated with the NFC chip.
* @returns FuriHalNfcErrorNone on success, any other error code on failure.
*/
FuriHalNfcError furi_hal_nfc_common_listener_rx_start(FuriHalSpiBusHandle* handle);
/**
* @brief Transmit data using on-chip FIFO.
*
* This function is common to all technologies.
*
* @param[in,out] handle pointer to the SPI handle associated with the NFC chip.
* @param[in] tx_data pointer to a byte array containing the data to be transmitted.
* @param[in] tx_bits transmit data size, in bits.
* @returns FuriHalNfcErrorNone on success, any other error code on failure.
*/
FuriHalNfcError furi_hal_nfc_common_fifo_tx(
FuriHalSpiBusHandle* handle,
const uint8_t* tx_data,
size_t tx_bits);
/**
* @brief Receive data using on-chip FIFO.
*
* This function is common to all technologies.
*
* @param[in,out] handle pointer to the SPI handle associated with the NFC chip.
* @param[out] rx_data pointer to a byte array to be filled with received data.
* @param[in] rx_data_size maximum received data size, in bytes.
* @param[out] rx_bits pointer to the variable to contain the received data size, in bits.
* @returns FuriHalNfcErrorNone on success, any other error code on failure.
*/
FuriHalNfcError furi_hal_nfc_common_fifo_rx(
FuriHalSpiBusHandle* handle,
uint8_t* rx_data,
size_t rx_data_size,
size_t* rx_bits);
/**
* @brief Transmit data in poller mode.
*
* This function is common to all technologies.
*
* @param[in,out] handle pointer to the SPI handle associated with the NFC chip.
* @param[in] tx_data pointer to a byte array containing the data to be transmitted.
* @param[in] tx_bits transmit data size, in bits.
* @returns FuriHalNfcErrorNone on success, any other error code on failure.
*/
FuriHalNfcError furi_hal_nfc_poller_tx_common(
FuriHalSpiBusHandle* handle,
const uint8_t* tx_data,
size_t tx_bits);
#ifdef __cplusplus
}
#endif
+28
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@@ -0,0 +1,28 @@
#include "furi_hal_nfc_i.h"
#include <lib/drivers/st25r3916.h>
#include <furi_hal_resources.h>
static void furi_hal_nfc_int_callback() {
furi_hal_nfc_event_set(FuriHalNfcEventInternalTypeIrq);
}
uint32_t furi_hal_nfc_get_irq(FuriHalSpiBusHandle* handle) {
uint32_t irq = 0;
while(furi_hal_gpio_read_port_pin(gpio_nfc_irq_rfid_pull.port, gpio_nfc_irq_rfid_pull.pin)) {
irq |= st25r3916_get_irq(handle);
}
return irq;
}
void furi_hal_nfc_init_gpio_isr() {
furi_hal_gpio_init(
&gpio_nfc_irq_rfid_pull, GpioModeInterruptRise, GpioPullDown, GpioSpeedVeryHigh);
furi_hal_gpio_add_int_callback(&gpio_nfc_irq_rfid_pull, furi_hal_nfc_int_callback, NULL);
furi_hal_gpio_enable_int_callback(&gpio_nfc_irq_rfid_pull);
}
void furi_hal_nfc_deinit_gpio_isr() {
furi_hal_gpio_remove_int_callback(&gpio_nfc_irq_rfid_pull);
furi_hal_gpio_init(&gpio_nfc_irq_rfid_pull, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
}
@@ -0,0 +1,356 @@
#include "furi_hal_nfc_i.h"
#include "furi_hal_nfc_tech_i.h"
#include <furi.h>
#include <furi_hal_resources.h>
#include <digital_signal/presets/nfc/iso14443_3a_signal.h>
#define TAG "FuriHalIso14443a"
// Prevent FDT timer from starting
#define FURI_HAL_NFC_ISO14443A_LISTENER_FDT_COMP_FC (INT32_MAX)
static Iso14443_3aSignal* iso14443_3a_signal = NULL;
static FuriHalNfcError furi_hal_nfc_iso14443a_common_init(FuriHalSpiBusHandle* handle) {
// Common NFC-A settings, 106 kbps
// 1st stage zero = 600kHz, 3rd stage zero = 200 kHz
st25r3916_write_reg(handle, ST25R3916_REG_RX_CONF1, ST25R3916_REG_RX_CONF1_z600k);
// AGC enabled, ratio 3:1, squelch after TX
st25r3916_write_reg(
handle,
ST25R3916_REG_RX_CONF2,
ST25R3916_REG_RX_CONF2_agc6_3 | ST25R3916_REG_RX_CONF2_agc_m |
ST25R3916_REG_RX_CONF2_agc_en | ST25R3916_REG_RX_CONF2_sqm_dyn);
// HF operation, full gain on AM and PM channels
st25r3916_write_reg(handle, ST25R3916_REG_RX_CONF3, 0x00);
// No gain reduction on AM and PM channels
st25r3916_write_reg(handle, ST25R3916_REG_RX_CONF4, 0x00);
// Correlator config
st25r3916_write_reg(
handle,
ST25R3916_REG_CORR_CONF1,
ST25R3916_REG_CORR_CONF1_corr_s0 | ST25R3916_REG_CORR_CONF1_corr_s4 |
ST25R3916_REG_CORR_CONF1_corr_s6);
// Sleep mode disable, 424kHz mode off
st25r3916_write_reg(handle, ST25R3916_REG_CORR_CONF2, 0x00);
return FuriHalNfcErrorNone;
}
static FuriHalNfcError furi_hal_nfc_iso14443a_poller_init(FuriHalSpiBusHandle* handle) {
// Enable ISO14443A mode, OOK modulation
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_MODE,
ST25R3916_REG_MODE_om_mask | ST25R3916_REG_MODE_tr_am,
ST25R3916_REG_MODE_om_iso14443a | ST25R3916_REG_MODE_tr_am_ook);
// Overshoot protection - is this necessary here?
st25r3916_change_reg_bits(handle, ST25R3916_REG_OVERSHOOT_CONF1, 0xff, 0x40);
st25r3916_change_reg_bits(handle, ST25R3916_REG_OVERSHOOT_CONF2, 0xff, 0x03);
st25r3916_change_reg_bits(handle, ST25R3916_REG_UNDERSHOOT_CONF1, 0xff, 0x40);
st25r3916_change_reg_bits(handle, ST25R3916_REG_UNDERSHOOT_CONF2, 0xff, 0x03);
return furi_hal_nfc_iso14443a_common_init(handle);
}
static FuriHalNfcError furi_hal_nfc_iso14443a_poller_deinit(FuriHalSpiBusHandle* handle) {
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_ISO14443A_NFC,
(ST25R3916_REG_ISO14443A_NFC_no_tx_par | ST25R3916_REG_ISO14443A_NFC_no_rx_par),
(ST25R3916_REG_ISO14443A_NFC_no_tx_par_off | ST25R3916_REG_ISO14443A_NFC_no_rx_par_off));
return FuriHalNfcErrorNone;
}
static FuriHalNfcError furi_hal_nfc_iso14443a_listener_init(FuriHalSpiBusHandle* handle) {
furi_check(iso14443_3a_signal == NULL);
iso14443_3a_signal = iso14443_3a_signal_alloc(&gpio_spi_r_mosi);
st25r3916_write_reg(
handle,
ST25R3916_REG_OP_CONTROL,
ST25R3916_REG_OP_CONTROL_en | ST25R3916_REG_OP_CONTROL_rx_en |
ST25R3916_REG_OP_CONTROL_en_fd_auto_efd);
st25r3916_write_reg(
handle, ST25R3916_REG_MODE, ST25R3916_REG_MODE_targ_targ | ST25R3916_REG_MODE_om0);
st25r3916_write_reg(
handle,
ST25R3916_REG_PASSIVE_TARGET,
ST25R3916_REG_PASSIVE_TARGET_fdel_2 | ST25R3916_REG_PASSIVE_TARGET_fdel_0 |
ST25R3916_REG_PASSIVE_TARGET_d_ac_ap2p | ST25R3916_REG_PASSIVE_TARGET_d_212_424_1r);
st25r3916_write_reg(handle, ST25R3916_REG_MASK_RX_TIMER, 0x02);
st25r3916_direct_cmd(handle, ST25R3916_CMD_STOP);
uint32_t interrupts =
(ST25R3916_IRQ_MASK_FWL | ST25R3916_IRQ_MASK_TXE | ST25R3916_IRQ_MASK_RXS |
ST25R3916_IRQ_MASK_RXE | ST25R3916_IRQ_MASK_PAR | ST25R3916_IRQ_MASK_CRC |
ST25R3916_IRQ_MASK_ERR1 | ST25R3916_IRQ_MASK_ERR2 | ST25R3916_IRQ_MASK_NRE |
ST25R3916_IRQ_MASK_EON | ST25R3916_IRQ_MASK_EOF | ST25R3916_IRQ_MASK_WU_A_X |
ST25R3916_IRQ_MASK_WU_A);
// Clear interrupts
st25r3916_get_irq(handle);
// Enable interrupts
st25r3916_mask_irq(handle, ~interrupts);
// Enable auto collision resolution
st25r3916_clear_reg_bits(
handle, ST25R3916_REG_PASSIVE_TARGET, ST25R3916_REG_PASSIVE_TARGET_d_106_ac_a);
st25r3916_direct_cmd(handle, ST25R3916_CMD_GOTO_SENSE);
return furi_hal_nfc_iso14443a_common_init(handle);
}
static FuriHalNfcError furi_hal_nfc_iso14443a_listener_deinit(FuriHalSpiBusHandle* handle) {
UNUSED(handle);
if(iso14443_3a_signal) {
iso14443_3a_signal_free(iso14443_3a_signal);
iso14443_3a_signal = NULL;
}
return FuriHalNfcErrorNone;
}
static FuriHalNfcEvent furi_hal_nfc_iso14443_3a_listener_wait_event(uint32_t timeout_ms) {
FuriHalNfcEvent event = furi_hal_nfc_wait_event_common(timeout_ms);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
if(event & FuriHalNfcEventListenerActive) {
st25r3916_set_reg_bits(
handle, ST25R3916_REG_PASSIVE_TARGET, ST25R3916_REG_PASSIVE_TARGET_d_106_ac_a);
}
return event;
}
FuriHalNfcError furi_hal_nfc_iso14443a_poller_trx_short_frame(FuriHalNfcaShortFrame frame) {
FuriHalNfcError error = FuriHalNfcErrorNone;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
// Disable crc check
st25r3916_set_reg_bits(handle, ST25R3916_REG_AUX, ST25R3916_REG_AUX_no_crc_rx);
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_ISO14443A_NFC,
(ST25R3916_REG_ISO14443A_NFC_no_tx_par | ST25R3916_REG_ISO14443A_NFC_no_rx_par),
(ST25R3916_REG_ISO14443A_NFC_no_tx_par_off | ST25R3916_REG_ISO14443A_NFC_no_rx_par_off));
st25r3916_write_reg(handle, ST25R3916_REG_NUM_TX_BYTES2, 0);
uint32_t interrupts =
(ST25R3916_IRQ_MASK_FWL | ST25R3916_IRQ_MASK_TXE | ST25R3916_IRQ_MASK_RXS |
ST25R3916_IRQ_MASK_RXE | ST25R3916_IRQ_MASK_PAR | ST25R3916_IRQ_MASK_CRC |
ST25R3916_IRQ_MASK_ERR1 | ST25R3916_IRQ_MASK_ERR2 | ST25R3916_IRQ_MASK_NRE);
// Clear interrupts
st25r3916_get_irq(handle);
// Enable interrupts
st25r3916_mask_irq(handle, ~interrupts);
if(frame == FuriHalNfcaShortFrameAllReq) {
st25r3916_direct_cmd(handle, ST25R3916_CMD_TRANSMIT_REQA);
} else {
st25r3916_direct_cmd(handle, ST25R3916_CMD_TRANSMIT_WUPA);
}
return error;
}
FuriHalNfcError furi_hal_nfc_iso14443a_tx_sdd_frame(const uint8_t* tx_data, size_t tx_bits) {
FuriHalNfcError error = FuriHalNfcErrorNone;
// No anticollision is supported in this version of library
error = furi_hal_nfc_poller_tx(tx_data, tx_bits);
return error;
}
FuriHalNfcError
furi_hal_nfc_iso14443a_rx_sdd_frame(uint8_t* rx_data, size_t rx_data_size, size_t* rx_bits) {
FuriHalNfcError error = FuriHalNfcErrorNone;
UNUSED(rx_data);
UNUSED(rx_bits);
UNUSED(rx_data_size);
error = furi_hal_nfc_poller_rx(rx_data, rx_data_size, rx_bits);
// No anticollision is supported in this version of library
return error;
}
FuriHalNfcError
furi_hal_nfc_iso14443a_poller_tx_custom_parity(const uint8_t* tx_data, size_t tx_bits) {
furi_assert(tx_data);
FuriHalNfcError err = FuriHalNfcErrorNone;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
// Prepare tx
st25r3916_direct_cmd(handle, ST25R3916_CMD_CLEAR_FIFO);
st25r3916_clear_reg_bits(
handle, ST25R3916_REG_TIMER_EMV_CONTROL, ST25R3916_REG_TIMER_EMV_CONTROL_nrt_emv);
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_ISO14443A_NFC,
(ST25R3916_REG_ISO14443A_NFC_no_tx_par | ST25R3916_REG_ISO14443A_NFC_no_rx_par),
(ST25R3916_REG_ISO14443A_NFC_no_tx_par | ST25R3916_REG_ISO14443A_NFC_no_rx_par));
uint32_t interrupts =
(ST25R3916_IRQ_MASK_FWL | ST25R3916_IRQ_MASK_TXE | ST25R3916_IRQ_MASK_RXS |
ST25R3916_IRQ_MASK_RXE | ST25R3916_IRQ_MASK_PAR | ST25R3916_IRQ_MASK_CRC |
ST25R3916_IRQ_MASK_ERR1 | ST25R3916_IRQ_MASK_ERR2 | ST25R3916_IRQ_MASK_NRE);
// Clear interrupts
st25r3916_get_irq(handle);
// Enable interrupts
st25r3916_mask_irq(handle, ~interrupts);
st25r3916_write_fifo(handle, tx_data, tx_bits);
st25r3916_direct_cmd(handle, ST25R3916_CMD_TRANSMIT_WITHOUT_CRC);
return err;
}
FuriHalNfcError furi_hal_nfc_iso14443a_listener_set_col_res_data(
uint8_t* uid,
uint8_t uid_len,
uint8_t* atqa,
uint8_t sak) {
furi_assert(uid);
furi_assert(atqa);
UNUSED(uid_len);
UNUSED(sak);
FuriHalNfcError error = FuriHalNfcErrorNone;
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
// Set 4 or 7 bytes UID
if(uid_len == 4) {
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_AUX,
ST25R3916_REG_AUX_nfc_id_mask,
ST25R3916_REG_AUX_nfc_id_4bytes);
} else {
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_AUX,
ST25R3916_REG_AUX_nfc_id_mask,
ST25R3916_REG_AUX_nfc_id_7bytes);
}
// Write PT Memory
uint8_t pt_memory[15] = {};
memcpy(pt_memory, uid, uid_len);
pt_memory[10] = atqa[0];
pt_memory[11] = atqa[1];
if(uid_len == 4) {
pt_memory[12] = sak & ~0x04;
} else {
pt_memory[12] = 0x04;
}
pt_memory[13] = sak & ~0x04;
pt_memory[14] = sak & ~0x04;
st25r3916_write_pta_mem(handle, pt_memory, sizeof(pt_memory));
return error;
}
FuriHalNfcError furi_hal_nfc_iso4443a_listener_tx(
FuriHalSpiBusHandle* handle,
const uint8_t* tx_data,
size_t tx_bits) {
FuriHalNfcError error = FuriHalNfcErrorNone;
do {
error = furi_hal_nfc_common_fifo_tx(handle, tx_data, tx_bits);
if(error != FuriHalNfcErrorNone) break;
bool tx_end = furi_hal_nfc_event_wait_for_specific_irq(handle, ST25R3916_IRQ_MASK_TXE, 10);
if(!tx_end) {
error = FuriHalNfcErrorCommunicationTimeout;
break;
}
} while(false);
return error;
}
FuriHalNfcError furi_hal_nfc_iso14443a_listener_tx_custom_parity(
const uint8_t* tx_data,
const uint8_t* tx_parity,
size_t tx_bits) {
furi_assert(tx_data);
furi_assert(tx_parity);
furi_assert(iso14443_3a_signal);
FuriHalSpiBusHandle* handle = &furi_hal_spi_bus_handle_nfc;
st25r3916_direct_cmd(handle, ST25R3916_CMD_TRANSPARENT_MODE);
// Reconfigure gpio for Transparent mode
furi_hal_spi_bus_handle_deinit(&furi_hal_spi_bus_handle_nfc);
// Send signal
iso14443_3a_signal_tx(iso14443_3a_signal, tx_data, tx_parity, tx_bits);
// Exit transparent mode
furi_hal_gpio_write(&gpio_spi_r_mosi, false);
// Configure gpio back to SPI and exit transparent
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_nfc);
st25r3916_direct_cmd(handle, ST25R3916_CMD_UNMASK_RECEIVE_DATA);
return FuriHalNfcErrorNone;
}
FuriHalNfcError furi_hal_nfc_iso14443_3a_listener_sleep(FuriHalSpiBusHandle* handle) {
// Enable auto collision resolution
st25r3916_clear_reg_bits(
handle, ST25R3916_REG_PASSIVE_TARGET, ST25R3916_REG_PASSIVE_TARGET_d_106_ac_a);
st25r3916_direct_cmd(handle, ST25R3916_CMD_STOP);
st25r3916_direct_cmd(handle, ST25R3916_CMD_GOTO_SLEEP);
return FuriHalNfcErrorNone;
}
FuriHalNfcError furi_hal_nfc_iso14443_3a_listener_idle(FuriHalSpiBusHandle* handle) {
// Enable auto collision resolution
st25r3916_clear_reg_bits(
handle, ST25R3916_REG_PASSIVE_TARGET, ST25R3916_REG_PASSIVE_TARGET_d_106_ac_a);
st25r3916_direct_cmd(handle, ST25R3916_CMD_STOP);
st25r3916_direct_cmd(handle, ST25R3916_CMD_GOTO_SENSE);
return FuriHalNfcErrorNone;
}
const FuriHalNfcTechBase furi_hal_nfc_iso14443a = {
.poller =
{
.compensation =
{
.fdt = FURI_HAL_NFC_POLLER_FDT_COMP_FC,
.fwt = FURI_HAL_NFC_POLLER_FWT_COMP_FC,
},
.init = furi_hal_nfc_iso14443a_poller_init,
.deinit = furi_hal_nfc_iso14443a_poller_deinit,
.wait_event = furi_hal_nfc_wait_event_common,
.tx = furi_hal_nfc_poller_tx_common,
.rx = furi_hal_nfc_common_fifo_rx,
},
.listener =
{
.compensation =
{
.fdt = FURI_HAL_NFC_ISO14443A_LISTENER_FDT_COMP_FC,
},
.init = furi_hal_nfc_iso14443a_listener_init,
.deinit = furi_hal_nfc_iso14443a_listener_deinit,
.wait_event = furi_hal_nfc_iso14443_3a_listener_wait_event,
.tx = furi_hal_nfc_iso4443a_listener_tx,
.rx = furi_hal_nfc_common_fifo_rx,
.sleep = furi_hal_nfc_iso14443_3a_listener_sleep,
.idle = furi_hal_nfc_iso14443_3a_listener_idle,
},
};
@@ -0,0 +1,108 @@
#include "furi_hal_nfc_i.h"
#include "furi_hal_nfc_tech_i.h"
static FuriHalNfcError furi_hal_nfc_iso14443b_common_init(FuriHalSpiBusHandle* handle) {
// Common NFC-B settings, 106kbps
// 1st stage zero = 60kHz, 3rd stage zero = 200 kHz
st25r3916_write_reg(handle, ST25R3916_REG_RX_CONF1, ST25R3916_REG_RX_CONF1_h200);
// Enable AGC
// AGC Ratio 6
// AGC algorithm with RESET (recommended for ISO14443-B)
// AGC operation during complete receive period
// Squelch ratio 6/3 (recommended for ISO14443-B)
// Squelch automatic activation on TX end
st25r3916_write_reg(
handle,
ST25R3916_REG_RX_CONF2,
ST25R3916_REG_RX_CONF2_agc6_3 | ST25R3916_REG_RX_CONF2_agc_alg |
ST25R3916_REG_RX_CONF2_agc_m | ST25R3916_REG_RX_CONF2_agc_en |
ST25R3916_REG_RX_CONF2_pulz_61 | ST25R3916_REG_RX_CONF2_sqm_dyn);
// HF operation, full gain on AM and PM channels
st25r3916_write_reg(handle, ST25R3916_REG_RX_CONF3, 0x00);
// No gain reduction on AM and PM channels
st25r3916_write_reg(handle, ST25R3916_REG_RX_CONF4, 0x00);
// Subcarrier end detector enabled
// Subcarrier end detection level = 66%
// BPSK start 33 pilot pulses
// AM & PM summation before digitizing on
st25r3916_write_reg(
handle,
ST25R3916_REG_CORR_CONF1,
ST25R3916_REG_CORR_CONF1_corr_s0 | ST25R3916_REG_CORR_CONF1_corr_s1 |
ST25R3916_REG_CORR_CONF1_corr_s3 | ST25R3916_REG_CORR_CONF1_corr_s4);
// Sleep mode disable, 424kHz mode off
st25r3916_write_reg(handle, ST25R3916_REG_CORR_CONF2, 0x00);
return FuriHalNfcErrorNone;
}
static FuriHalNfcError furi_hal_nfc_iso14443b_poller_init(FuriHalSpiBusHandle* handle) {
// Enable ISO14443B mode, AM modulation
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_MODE,
ST25R3916_REG_MODE_om_mask | ST25R3916_REG_MODE_tr_am,
ST25R3916_REG_MODE_om_iso14443b | ST25R3916_REG_MODE_tr_am_am);
// 10% ASK modulation
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_TX_DRIVER,
ST25R3916_REG_TX_DRIVER_am_mod_mask,
ST25R3916_REG_TX_DRIVER_am_mod_10percent);
// Use regulator AM, resistive AM disabled
st25r3916_clear_reg_bits(
handle,
ST25R3916_REG_AUX_MOD,
ST25R3916_REG_AUX_MOD_dis_reg_am | ST25R3916_REG_AUX_MOD_res_am);
// EGT = 0 etu
// SOF = 10 etu LOW + 2 etu HIGH
// EOF = 10 etu
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_ISO14443B_1,
ST25R3916_REG_ISO14443B_1_egt_mask | ST25R3916_REG_ISO14443B_1_sof_mask |
ST25R3916_REG_ISO14443B_1_eof,
(0U << ST25R3916_REG_ISO14443B_1_egt_shift) | ST25R3916_REG_ISO14443B_1_sof_0_10etu |
ST25R3916_REG_ISO14443B_1_sof_1_2etu | ST25R3916_REG_ISO14443B_1_eof_10etu);
// TR1 = 80 / fs
// B' mode off (no_sof & no_eof = 0)
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_ISO14443B_2,
ST25R3916_REG_ISO14443B_2_tr1_mask | ST25R3916_REG_ISO14443B_2_no_sof |
ST25R3916_REG_ISO14443B_2_no_eof,
ST25R3916_REG_ISO14443B_2_tr1_80fs80fs);
return furi_hal_nfc_iso14443b_common_init(handle);
}
static FuriHalNfcError furi_hal_nfc_iso14443b_poller_deinit(FuriHalSpiBusHandle* handle) {
UNUSED(handle);
return FuriHalNfcErrorNone;
}
const FuriHalNfcTechBase furi_hal_nfc_iso14443b = {
.poller =
{
.compensation =
{
.fdt = FURI_HAL_NFC_POLLER_FDT_COMP_FC,
.fwt = FURI_HAL_NFC_POLLER_FWT_COMP_FC,
},
.init = furi_hal_nfc_iso14443b_poller_init,
.deinit = furi_hal_nfc_iso14443b_poller_deinit,
.wait_event = furi_hal_nfc_wait_event_common,
.tx = furi_hal_nfc_poller_tx_common,
.rx = furi_hal_nfc_common_fifo_rx,
},
.listener = {},
};
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#include "furi_hal_nfc_i.h"
#include "furi_hal_nfc_tech_i.h"
#include <digital_signal/presets/nfc/iso15693_signal.h>
#include <signal_reader/parsers/iso15693/iso15693_parser.h>
#include <furi_hal_resources.h>
#define FURI_HAL_NFC_ISO15693_MAX_FRAME_SIZE (1024U)
#define FURI_HAL_NFC_ISO15693_POLLER_MAX_BUFFER_SIZE (64)
#define FURI_HAL_NFC_ISO15693_RESP_SOF_SIZE (5)
#define FURI_HAL_NFC_ISO15693_RESP_EOF_SIZE (5)
#define FURI_HAL_NFC_ISO15693_RESP_SOF_MASK (0x1FU)
#define FURI_HAL_NFC_ISO15693_RESP_SOF_PATTERN (0x17U)
#define FURI_HAL_NFC_ISO15693_RESP_EOF_PATTERN (0x1DU)
#define FURI_HAL_NFC_ISO15693_RESP_PATTERN_MASK (0x03U)
#define FURI_HAL_NFC_ISO15693_RESP_PATTERN_0 (0x01U)
#define FURI_HAL_NFC_ISO15693_RESP_PATTERN_1 (0x02U)
// Derived experimentally
#define FURI_HAL_NFC_ISO15693_POLLER_FWT_COMP_FC (-1300)
#define FURI_HAL_NFC_ISO15693_LISTENER_FDT_COMP_FC (2850)
#define BITS_IN_BYTE (8U)
#define TAG "FuriHalIso15693"
typedef struct {
Iso15693Signal* signal;
Iso15693Parser* parser;
} FuriHalNfcIso15693Listener;
typedef struct {
// 4 bits per data bit on transmit
uint8_t fifo_buf[FURI_HAL_NFC_ISO15693_POLLER_MAX_BUFFER_SIZE * 4];
size_t fifo_buf_bits;
uint8_t frame_buf[FURI_HAL_NFC_ISO15693_POLLER_MAX_BUFFER_SIZE * 2];
size_t frame_buf_bits;
} FuriHalNfcIso15693Poller;
static FuriHalNfcIso15693Listener* furi_hal_nfc_iso15693_listener = NULL;
static FuriHalNfcIso15693Poller* furi_hal_nfc_iso15693_poller = NULL;
static FuriHalNfcIso15693Listener* furi_hal_nfc_iso15693_listener_alloc() {
FuriHalNfcIso15693Listener* instance = malloc(sizeof(FuriHalNfcIso15693Listener));
instance->signal = iso15693_signal_alloc(&gpio_spi_r_mosi);
instance->parser =
iso15693_parser_alloc(&gpio_nfc_irq_rfid_pull, FURI_HAL_NFC_ISO15693_MAX_FRAME_SIZE);
return instance;
}
static void furi_hal_nfc_iso15693_listener_free(FuriHalNfcIso15693Listener* instance) {
furi_assert(instance);
iso15693_signal_free(instance->signal);
iso15693_parser_free(instance->parser);
free(instance);
}
static FuriHalNfcIso15693Poller* furi_hal_nfc_iso15693_poller_alloc() {
FuriHalNfcIso15693Poller* instance = malloc(sizeof(FuriHalNfcIso15693Poller));
return instance;
}
static void furi_hal_nfc_iso15693_poller_free(FuriHalNfcIso15693Poller* instance) {
furi_assert(instance);
free(instance);
}
static FuriHalNfcError furi_hal_nfc_iso15693_common_init(FuriHalSpiBusHandle* handle) {
// Common NFC-V settings, 26.48 kbps
// 1st stage zero = 12 kHz, 3rd stage zero = 80 kHz, low-pass = 600 kHz
st25r3916_write_reg(
handle,
ST25R3916_REG_RX_CONF1,
ST25R3916_REG_RX_CONF1_z12k | ST25R3916_REG_RX_CONF1_h80 |
ST25R3916_REG_RX_CONF1_lp_600khz);
// Enable AGC
// AGC Ratio 6
// AGC algorithm with RESET (recommended for ISO15693)
// AGC operation during complete receive period
// Squelch automatic activation on TX end
st25r3916_write_reg(
handle,
ST25R3916_REG_RX_CONF2,
ST25R3916_REG_RX_CONF2_agc6_3 | ST25R3916_REG_RX_CONF2_agc_m |
ST25R3916_REG_RX_CONF2_agc_en | ST25R3916_REG_RX_CONF2_sqm_dyn);
// HF operation, full gain on AM and PM channels
st25r3916_write_reg(handle, ST25R3916_REG_RX_CONF3, 0x00);
// No gain reduction on AM and PM channels
st25r3916_write_reg(handle, ST25R3916_REG_RX_CONF4, 0x00);
// Collision detection level 53%
// AM & PM summation before digitizing on
st25r3916_write_reg(
handle,
ST25R3916_REG_CORR_CONF1,
ST25R3916_REG_CORR_CONF1_corr_s0 | ST25R3916_REG_CORR_CONF1_corr_s1 |
ST25R3916_REG_CORR_CONF1_corr_s4);
// 424 kHz subcarrier stream mode on
st25r3916_write_reg(handle, ST25R3916_REG_CORR_CONF2, ST25R3916_REG_CORR_CONF2_corr_s8);
return FuriHalNfcErrorNone;
}
static FuriHalNfcError furi_hal_nfc_iso15693_poller_init(FuriHalSpiBusHandle* handle) {
furi_assert(furi_hal_nfc_iso15693_poller == NULL);
furi_hal_nfc_iso15693_poller = furi_hal_nfc_iso15693_poller_alloc();
// Enable Subcarrier Stream mode, OOK modulation
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_MODE,
ST25R3916_REG_MODE_om_mask | ST25R3916_REG_MODE_tr_am,
ST25R3916_REG_MODE_om_subcarrier_stream | ST25R3916_REG_MODE_tr_am_ook);
// Subcarrier 424 kHz mode
// 8 sub-carrier pulses in report period
st25r3916_write_reg(
handle,
ST25R3916_REG_STREAM_MODE,
ST25R3916_REG_STREAM_MODE_scf_sc424 | ST25R3916_REG_STREAM_MODE_stx_106 |
ST25R3916_REG_STREAM_MODE_scp_8pulses);
// Use regulator AM, resistive AM disabled
st25r3916_clear_reg_bits(
handle,
ST25R3916_REG_AUX_MOD,
ST25R3916_REG_AUX_MOD_dis_reg_am | ST25R3916_REG_AUX_MOD_res_am);
return furi_hal_nfc_iso15693_common_init(handle);
}
static FuriHalNfcError furi_hal_nfc_iso15693_poller_deinit(FuriHalSpiBusHandle* handle) {
UNUSED(handle);
furi_assert(furi_hal_nfc_iso15693_poller);
furi_hal_nfc_iso15693_poller_free(furi_hal_nfc_iso15693_poller);
furi_hal_nfc_iso15693_poller = NULL;
return FuriHalNfcErrorNone;
}
static void iso15693_3_poller_encode_frame(
const uint8_t* tx_data,
size_t tx_bits,
uint8_t* frame_buf,
size_t frame_buf_size,
size_t* frame_buf_bits) {
static const uint8_t bit_patterns_1_out_of_4[] = {0x02, 0x08, 0x20, 0x80};
size_t frame_buf_size_calc = (tx_bits / 2) + 2;
furi_assert(frame_buf_size >= frame_buf_size_calc);
// Add SOF 1 out of 4
frame_buf[0] = 0x21;
size_t byte_pos = 1;
for(size_t i = 0; i < tx_bits / BITS_IN_BYTE; ++i) {
for(size_t j = 0; j < BITS_IN_BYTE; j += (BITS_IN_BYTE) / 4) {
const uint8_t bit_pair = (tx_data[i] >> j) & 0x03;
frame_buf[byte_pos++] = bit_patterns_1_out_of_4[bit_pair];
}
}
// Add EOF
frame_buf[byte_pos++] = 0x04;
*frame_buf_bits = byte_pos * BITS_IN_BYTE;
}
static FuriHalNfcError iso15693_3_poller_decode_frame(
const uint8_t* buf,
size_t buf_bits,
uint8_t* buf_decoded,
size_t buf_decoded_size,
size_t* buf_decoded_bits) {
FuriHalNfcError ret = FuriHalNfcErrorDataFormat;
size_t bit_pos = 0;
memset(buf_decoded, 0, buf_decoded_size);
do {
if(buf_bits == 0) break;
// Check SOF
if((buf[0] & FURI_HAL_NFC_ISO15693_RESP_SOF_MASK) !=
FURI_HAL_NFC_ISO15693_RESP_SOF_PATTERN)
break;
if(buf_bits == BITS_IN_BYTE) {
ret = FuriHalNfcErrorIncompleteFrame;
break;
}
// 2 response bits = 1 data bit
for(uint32_t i = FURI_HAL_NFC_ISO15693_RESP_SOF_SIZE;
i < buf_bits - FURI_HAL_NFC_ISO15693_RESP_SOF_SIZE;
i += BITS_IN_BYTE / 4) {
const size_t byte_index = i / BITS_IN_BYTE;
const size_t bit_offset = i % BITS_IN_BYTE;
const uint8_t resp_byte = (buf[byte_index] >> bit_offset) |
(buf[byte_index + 1] << (BITS_IN_BYTE - bit_offset));
// Check EOF
if(resp_byte == FURI_HAL_NFC_ISO15693_RESP_EOF_PATTERN) {
ret = FuriHalNfcErrorNone;
break;
}
const uint8_t bit_pattern = resp_byte & FURI_HAL_NFC_ISO15693_RESP_PATTERN_MASK;
if(bit_pattern == FURI_HAL_NFC_ISO15693_RESP_PATTERN_0) {
bit_pos++;
} else if(bit_pattern == FURI_HAL_NFC_ISO15693_RESP_PATTERN_1) {
buf_decoded[bit_pos / BITS_IN_BYTE] |= 1 << (bit_pos % BITS_IN_BYTE);
bit_pos++;
} else {
break;
}
if(bit_pos / BITS_IN_BYTE > buf_decoded_size) {
break;
}
}
} while(false);
if(ret == FuriHalNfcErrorNone) {
*buf_decoded_bits = bit_pos;
}
return ret;
}
static FuriHalNfcError furi_hal_nfc_iso15693_poller_tx(
FuriHalSpiBusHandle* handle,
const uint8_t* tx_data,
size_t tx_bits) {
FuriHalNfcIso15693Poller* instance = furi_hal_nfc_iso15693_poller;
iso15693_3_poller_encode_frame(
tx_data,
tx_bits,
instance->frame_buf,
sizeof(instance->frame_buf),
&instance->frame_buf_bits);
return furi_hal_nfc_poller_tx_common(handle, instance->frame_buf, instance->frame_buf_bits);
}
static FuriHalNfcError furi_hal_nfc_iso15693_poller_rx(
FuriHalSpiBusHandle* handle,
uint8_t* rx_data,
size_t rx_data_size,
size_t* rx_bits) {
FuriHalNfcError error = FuriHalNfcErrorNone;
FuriHalNfcIso15693Poller* instance = furi_hal_nfc_iso15693_poller;
do {
error = furi_hal_nfc_common_fifo_rx(
handle, instance->fifo_buf, sizeof(instance->fifo_buf), &instance->fifo_buf_bits);
if(error != FuriHalNfcErrorNone) break;
error = iso15693_3_poller_decode_frame(
instance->fifo_buf,
instance->fifo_buf_bits,
instance->frame_buf,
sizeof(instance->frame_buf),
&instance->frame_buf_bits);
if(error != FuriHalNfcErrorNone) break;
if(rx_data_size < instance->frame_buf_bits / BITS_IN_BYTE) {
error = FuriHalNfcErrorBufferOverflow;
break;
}
memcpy(rx_data, instance->frame_buf, instance->frame_buf_bits / BITS_IN_BYTE);
*rx_bits = instance->frame_buf_bits;
} while(false);
return error;
}
static void furi_hal_nfc_iso15693_listener_transparent_mode_enter(FuriHalSpiBusHandle* handle) {
st25r3916_direct_cmd(handle, ST25R3916_CMD_TRANSPARENT_MODE);
furi_hal_spi_bus_handle_deinit(handle);
furi_hal_nfc_deinit_gpio_isr();
}
static void furi_hal_nfc_iso15693_listener_transparent_mode_exit(FuriHalSpiBusHandle* handle) {
// Configure gpio back to SPI and exit transparent mode
furi_hal_nfc_init_gpio_isr();
furi_hal_spi_bus_handle_init(handle);
st25r3916_direct_cmd(handle, ST25R3916_CMD_UNMASK_RECEIVE_DATA);
}
static FuriHalNfcError furi_hal_nfc_iso15693_listener_init(FuriHalSpiBusHandle* handle) {
furi_assert(furi_hal_nfc_iso15693_listener == NULL);
furi_hal_nfc_iso15693_listener = furi_hal_nfc_iso15693_listener_alloc();
// Set default operation mode
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_MODE,
ST25R3916_REG_MODE_om_mask | ST25R3916_REG_MODE_tr_am,
ST25R3916_REG_MODE_om_targ_nfca | ST25R3916_REG_MODE_tr_am_ook);
st25r3916_change_reg_bits(
handle,
ST25R3916_REG_OP_CONTROL,
ST25R3916_REG_OP_CONTROL_rx_en,
ST25R3916_REG_OP_CONTROL_rx_en);
// Enable passive target mode
st25r3916_change_reg_bits(
handle, ST25R3916_REG_MODE, ST25R3916_REG_MODE_targ, ST25R3916_REG_MODE_targ_targ);
FuriHalNfcError error = furi_hal_nfc_iso15693_common_init(handle);
furi_hal_nfc_iso15693_listener_transparent_mode_enter(handle);
return error;
}
static FuriHalNfcError furi_hal_nfc_iso15693_listener_deinit(FuriHalSpiBusHandle* handle) {
furi_assert(furi_hal_nfc_iso15693_listener);
furi_hal_nfc_iso15693_listener_transparent_mode_exit(handle);
furi_hal_nfc_iso15693_listener_free(furi_hal_nfc_iso15693_listener);
furi_hal_nfc_iso15693_listener = NULL;
return FuriHalNfcErrorNone;
}
static FuriHalNfcError
furi_hal_nfc_iso15693_listener_tx_transparent(const uint8_t* data, size_t data_size) {
iso15693_signal_tx(
furi_hal_nfc_iso15693_listener->signal, Iso15693SignalDataRateHi, data, data_size);
return FuriHalNfcErrorNone;
}
static void furi_hal_nfc_iso15693_parser_callback(Iso15693ParserEvent event, void* context) {
furi_assert(context);
if(event == Iso15693ParserEventDataReceived) {
FuriThreadId thread_id = context;
furi_thread_flags_set(thread_id, FuriHalNfcEventInternalTypeTransparentDataReceived);
}
}
static FuriHalNfcEvent furi_hal_nfc_iso15693_wait_event(uint32_t timeout_ms) {
FuriHalNfcEvent event = 0;
FuriThreadId thread_id = furi_thread_get_current_id();
iso15693_parser_start(
furi_hal_nfc_iso15693_listener->parser, furi_hal_nfc_iso15693_parser_callback, thread_id);
while(true) {
uint32_t flag = furi_thread_flags_wait(
FuriHalNfcEventInternalTypeAbort | FuriHalNfcEventInternalTypeTransparentDataReceived,
FuriFlagWaitAny,
timeout_ms);
furi_thread_flags_clear(flag);
if(flag & FuriHalNfcEventInternalTypeAbort) {
event = FuriHalNfcEventAbortRequest;
break;
}
if(flag & FuriHalNfcEventInternalTypeTransparentDataReceived) {
if(iso15693_parser_run(furi_hal_nfc_iso15693_listener->parser)) {
event = FuriHalNfcEventRxEnd;
break;
}
}
}
iso15693_parser_stop(furi_hal_nfc_iso15693_listener->parser);
return event;
}
static FuriHalNfcError furi_hal_nfc_iso15693_listener_tx(
FuriHalSpiBusHandle* handle,
const uint8_t* tx_data,
size_t tx_bits) {
UNUSED(handle);
furi_assert(furi_hal_nfc_iso15693_listener);
FuriHalNfcError error = FuriHalNfcErrorNone;
error = furi_hal_nfc_iso15693_listener_tx_transparent(tx_data, tx_bits / BITS_IN_BYTE);
return error;
}
FuriHalNfcError furi_hal_nfc_iso15693_listener_tx_sof() {
iso15693_signal_tx_sof(furi_hal_nfc_iso15693_listener->signal, Iso15693SignalDataRateHi);
return FuriHalNfcErrorNone;
}
static FuriHalNfcError furi_hal_nfc_iso15693_listener_rx(
FuriHalSpiBusHandle* handle,
uint8_t* rx_data,
size_t rx_data_size,
size_t* rx_bits) {
furi_assert(furi_hal_nfc_iso15693_listener);
UNUSED(handle);
if(rx_data_size <
iso15693_parser_get_data_size_bytes(furi_hal_nfc_iso15693_listener->parser)) {
return FuriHalNfcErrorBufferOverflow;
}
iso15693_parser_get_data(
furi_hal_nfc_iso15693_listener->parser, rx_data, rx_data_size, rx_bits);
return FuriHalNfcErrorNone;
}
FuriHalNfcError furi_hal_nfc_iso15693_listener_sleep(FuriHalSpiBusHandle* handle) {
UNUSED(handle);
return FuriHalNfcErrorNone;
}
const FuriHalNfcTechBase furi_hal_nfc_iso15693 = {
.poller =
{
.compensation =
{
.fdt = FURI_HAL_NFC_POLLER_FDT_COMP_FC,
.fwt = FURI_HAL_NFC_ISO15693_POLLER_FWT_COMP_FC,
},
.init = furi_hal_nfc_iso15693_poller_init,
.deinit = furi_hal_nfc_iso15693_poller_deinit,
.wait_event = furi_hal_nfc_wait_event_common,
.tx = furi_hal_nfc_iso15693_poller_tx,
.rx = furi_hal_nfc_iso15693_poller_rx,
},
.listener =
{
.compensation =
{
.fdt = FURI_HAL_NFC_ISO15693_LISTENER_FDT_COMP_FC,
},
.init = furi_hal_nfc_iso15693_listener_init,
.deinit = furi_hal_nfc_iso15693_listener_deinit,
.wait_event = furi_hal_nfc_iso15693_wait_event,
.tx = furi_hal_nfc_iso15693_listener_tx,
.rx = furi_hal_nfc_iso15693_listener_rx,
.sleep = furi_hal_nfc_iso15693_listener_sleep,
.idle = furi_hal_nfc_iso15693_listener_sleep,
},
};
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/**
* @file furi_hal_nfc_tech_i.h
* @brief NFC HAL technology-related private definitions.
*
* This file is an implementation detail. It must not be included in
* any public API-related headers.
*
* This file is to be changed in an unlikely event of adding support
* for a new NFC technology.
*/
#pragma once
#include <furi_hal_nfc.h>
#include <furi_hal_spi.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Configure the NFC chip for use with this technology.
*
* Used for init() and deinit() functions.
*
* @param[in,out] handle pointer to the NFC chip SPI handle.
* @returns FuriHalNfcErrorNone on success, any other error code on failure.
*/
typedef FuriHalNfcError (*FuriHalNfcChipConfig)(FuriHalSpiBusHandle* handle);
/**
* @brief Transmit data using technology-specific framing and timings.
*
* @param[in,out] handle pointer to the NFC chip SPI handle.
* @param[in] tx_data pointer to a byte array containing the data to be transmitted.
* @param[in] tx_bits transmit data size, in bits.
* @returns FuriHalNfcErrorNone on success, any other error code on failure.
*/
typedef FuriHalNfcError (
*FuriHalNfcTx)(FuriHalSpiBusHandle* handle, const uint8_t* tx_data, size_t tx_bits);
/**
* @brief Receive data using technology-specific framing and timings.
*
* @param[in,out] handle pointer to the NFC chip SPI handle.
* @param[out] rx_data pointer to a byte array to be filled with received data.
* @param[in] rx_data_size maximum received data length, in bytes.
* @param[out] rx_bits pointer to a variable to contain received data length, in bits.
* @returns FuriHalNfcErrorNone on success, any other error code on failure.
*/
typedef FuriHalNfcError (*FuriHalNfcRx)(
FuriHalSpiBusHandle* handle,
uint8_t* rx_data,
size_t rx_data_size,
size_t* rx_bits);
/**
* @brief Wait for an event using technology-specific method.
*
* @param[in] timeout_ms maximum time to wait, in milliseconds.
* @return bitmask of occurred events.
*/
typedef FuriHalNfcEvent (*FuriHalNfcWaitEvent)(uint32_t timeout_ms);
/**
* @brief Go to sleep in listener mode.
*
* Puts the passive target logic into Sleep (Halt) state.
*
* @param[in,out] handle pointer to the NFC chip SPI handle.
* @returns FuriHalNfcErrorNone on success, any other error code on failure.
*/
typedef FuriHalNfcError (*FuriHalNfcSleep)(FuriHalSpiBusHandle* handle);
/**
* @brief Go to idle in listener mode.
*
* Puts the passive target logic into Sense (Idle) state.
*
* @param[in,out] handle pointer to the NFC chip SPI handle.
* @returns FuriHalNfcErrorNone on success, any other error code on failure.
*/
typedef FuriHalNfcError (*FuriHalNfcIdle)(FuriHalSpiBusHandle* handle);
/**
* @brief Technology-specific compenstaion values for pollers.
*
* Timing compensations are needed due to execution delays not accounted for
* in standards, they are usually found out experimentally.
*
* The compensation value will be subtracted from the respective timer running
* time, so positive values shorten timeouts, and negative ones make them longer.
*/
typedef struct {
int32_t fdt; /**< Frame delay time compensation, in carrier cycles. */
int32_t fwt; /**< Frame wait time compensaton, in carrier cycles. */
} FuriHalNfcPollerCompensation;
/**
* @brief Abstract technology-specific poller structure.
*/
typedef struct {
FuriHalNfcPollerCompensation compensation; /**< Compensation values in poller mode. */
FuriHalNfcChipConfig init; /**< Pointer to the init() function. */
FuriHalNfcChipConfig deinit; /**< Pointer to the deinit() function. */
FuriHalNfcWaitEvent wait_event; /**< Pointer to the wait_event() function. */
FuriHalNfcTx tx; /**< Pointer to the tx() function. */
FuriHalNfcRx rx; /**< Pointer to the rx() function. */
} FuriHalNfcTechPollerBase;
/**
* @brief Technology-specific compenstaion values for listeners.
*
* Same considerations apply as with FuriHalNfcPollerCompensation.
*/
typedef struct {
int32_t fdt; /**< Frame delay time compensation, in carrier cycles. */
} FuriHalNfcListenerCompensation;
/**
* @brief Abstract technology-specific listener structure.
*
* If the listener operating mode is not supported for a particular
* technology, fill this structure with zeroes.
*/
typedef struct {
FuriHalNfcListenerCompensation compensation; /**< Compensation values in listener mode. */
FuriHalNfcChipConfig init; /**< Pointer to the init() function. */
FuriHalNfcChipConfig deinit; /**< Pointer to the deinit() function. */
FuriHalNfcWaitEvent wait_event; /**< Pointer to the wait_event() function. */
FuriHalNfcTx tx; /**< Pointer to the tx() function. */
FuriHalNfcRx rx; /**< Pointer to the rx() function. */
FuriHalNfcSleep sleep; /**< Pointer to the sleep() function. */
FuriHalNfcIdle idle; /**< Pointer to the idle() function. */
} FuriHalNfcTechListenerBase;
/**
* @brief Abstract NFC technology definition structure.
*
* Each concrete technology implementation must fill this structure
* with its proper functions and constants.
*/
typedef struct {
FuriHalNfcTechPollerBase poller; /**< Structure containing the poller definition. */
FuriHalNfcTechListenerBase listener; /**< Structure containing the listener definition. */
} FuriHalNfcTechBase;
/** @brief Technology declaration for ISO14443 (Type A). */
extern const FuriHalNfcTechBase furi_hal_nfc_iso14443a;
/** @brief Technology declaration for ISO14443 (Type B). */
extern const FuriHalNfcTechBase furi_hal_nfc_iso14443b;
/** @brief Technology declaration for ISO15693. */
extern const FuriHalNfcTechBase furi_hal_nfc_iso15693;
/** @brief Technology declaration for FeliCa. */
extern const FuriHalNfcTechBase furi_hal_nfc_felica;
/* Declare new tehcnologies here. */
/**
* @brief Array of pointers to every supported technology.
*
* This variable is defined in furi_hal_nfc.c. It will need to be modified
* in case when a new technology is to be added.
*/
extern const FuriHalNfcTechBase* furi_hal_nfc_tech[];
#ifdef __cplusplus
}
#endif
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#include "furi_hal_nfc_i.h"
#include "furi_hal_nfc_tech_i.h"
#include <stm32wbxx_ll_tim.h>
#include <furi_hal_interrupt.h>
#include <furi_hal_resources.h>
#include <furi_hal_bus.h>
#define TAG "FuriHalNfcTimer"
#define FURI_HAL_NFC_TIMER_US_IN_S (1000000UL)
/**
* To enable timer debug output on GPIO, define the FURI_HAL_NFC_TIMER_DEBUG macro
* Example: ./fbt --extra-define=FURI_HAL_NFC_TIMER_DEBUG
*/
typedef enum {
FuriHalNfcTimerFwt,
FuriHalNfcTimerBlockTx,
FuriHalNfcTimerCount,
} FuriHalNfcTimer;
typedef struct {
TIM_TypeDef* timer;
FuriHalBus bus;
uint32_t prescaler;
uint32_t freq_khz;
FuriHalNfcEventInternalType event;
FuriHalInterruptId irq_id;
IRQn_Type irq_type;
#ifdef FURI_HAL_NFC_TIMER_DEBUG
const GpioPin* pin;
#endif
} FuriHalNfcTimerConfig;
static const FuriHalNfcTimerConfig furi_hal_nfc_timers[FuriHalNfcTimerCount] = {
[FuriHalNfcTimerFwt] =
{
.timer = TIM1,
.bus = FuriHalBusTIM1,
.event = FuriHalNfcEventInternalTypeTimerFwtExpired,
.irq_id = FuriHalInterruptIdTim1UpTim16,
.irq_type = TIM1_UP_TIM16_IRQn,
#ifdef FURI_HAL_NFC_TIMER_DEBUG
.pin = &gpio_ext_pa7,
#endif
},
[FuriHalNfcTimerBlockTx] =
{
.timer = TIM17,
.bus = FuriHalBusTIM17,
.event = FuriHalNfcEventInternalTypeTimerBlockTxExpired,
.irq_id = FuriHalInterruptIdTim1TrgComTim17,
.irq_type = TIM1_TRG_COM_TIM17_IRQn,
#ifdef FURI_HAL_NFC_TIMER_DEBUG
.pin = &gpio_ext_pa6,
#endif
},
};
static void furi_hal_nfc_timer_irq_callback(void* context) {
// Returning removed const-ness
const FuriHalNfcTimerConfig* config = context;
if(LL_TIM_IsActiveFlag_UPDATE(config->timer)) {
LL_TIM_ClearFlag_UPDATE(config->timer);
furi_hal_nfc_event_set(config->event);
#ifdef FURI_HAL_NFC_TIMER_DEBUG
furi_hal_gpio_write(timer_config->pin, false);
#endif
}
}
static void furi_hal_nfc_timer_init(FuriHalNfcTimer timer) {
const FuriHalNfcTimerConfig* config = &furi_hal_nfc_timers[timer];
furi_hal_bus_enable(config->bus);
LL_TIM_SetOnePulseMode(config->timer, LL_TIM_ONEPULSEMODE_SINGLE);
LL_TIM_EnableUpdateEvent(config->timer);
LL_TIM_SetCounterMode(config->timer, LL_TIM_COUNTERMODE_UP);
LL_TIM_SetClockSource(config->timer, LL_TIM_CLOCKSOURCE_INTERNAL);
furi_hal_interrupt_set_isr(
config->irq_id,
furi_hal_nfc_timer_irq_callback,
// Warning: casting const-ness away
(FuriHalNfcTimerConfig*)config);
NVIC_SetPriority(config->irq_type, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_EnableIRQ(config->irq_type);
#ifdef FURI_HAL_NFC_TIMER_DEBUG
furi_hal_gpio_init(config->pin, GpioModeOutputPushPull, GpioPullNo, GpioSpeedVeryHigh);
furi_hal_gpio_write(config->pin, false);
#endif
}
static void furi_hal_nfc_timer_deinit(FuriHalNfcTimer timer) {
const FuriHalNfcTimerConfig* config = &furi_hal_nfc_timers[timer];
LL_TIM_ClearFlag_UPDATE(config->timer);
furi_hal_interrupt_set_isr(config->irq_id, NULL, NULL);
NVIC_DisableIRQ(config->irq_type);
if(furi_hal_bus_is_enabled(config->bus)) {
furi_hal_bus_disable(config->bus);
}
#ifdef FURI_HAL_NFC_TIMER_DEBUG
furi_hal_gpio_init_simple(config->pin, GpioModeAnalog);
furi_hal_gpio_write(config->pin, false);
#endif
}
static int32_t furi_hal_nfc_timer_get_compensation(FuriHalNfcTimer timer) {
const FuriHalNfcTechBase* current_tech = furi_hal_nfc_tech[furi_hal_nfc.tech];
if(furi_hal_nfc.mode == FuriHalNfcModePoller) {
const FuriHalNfcPollerCompensation* comp = &current_tech->poller.compensation;
if(timer == FuriHalNfcTimerFwt)
return comp->fwt;
else if(timer == FuriHalNfcTimerBlockTx)
return comp->fdt;
} else if(furi_hal_nfc.mode == FuriHalNfcModeListener) {
const FuriHalNfcListenerCompensation* comp = &current_tech->listener.compensation;
if(timer == FuriHalNfcTimerBlockTx) return comp->fdt;
}
return 0;
}
static inline bool furi_hal_nfc_timer_is_running(FuriHalNfcTimer timer) {
return LL_TIM_IsEnabledCounter(furi_hal_nfc_timers[timer].timer) != 0;
}
static void furi_hal_nfc_timer_start_core_ticks(FuriHalNfcTimer timer, uint64_t core_ticks) {
furi_check(!furi_hal_nfc_timer_is_running(timer));
const FuriHalNfcTimerConfig* config = &furi_hal_nfc_timers[timer];
furi_check(furi_hal_bus_is_enabled(config->bus));
const uint32_t prescaler = (core_ticks - 1) / UINT16_MAX;
furi_check(prescaler <= UINT16_MAX);
const uint32_t arr_reg = core_ticks / (prescaler + 1);
furi_check(arr_reg <= UINT16_MAX);
LL_TIM_DisableIT_UPDATE(config->timer);
LL_TIM_SetPrescaler(config->timer, prescaler);
LL_TIM_SetAutoReload(config->timer, arr_reg);
LL_TIM_GenerateEvent_UPDATE(config->timer);
while(!LL_TIM_IsActiveFlag_UPDATE(config->timer))
;
LL_TIM_ClearFlag_UPDATE(config->timer);
LL_TIM_EnableIT_UPDATE(config->timer);
LL_TIM_EnableCounter(config->timer);
#ifdef FURI_HAL_NFC_TIMER_DEBUG
furi_hal_gpio_write(config->pin, true);
#endif
}
static void furi_hal_nfc_timer_start_us(FuriHalNfcTimer timer, uint32_t time_us) {
furi_hal_nfc_timer_start_core_ticks(
timer, SystemCoreClock / FURI_HAL_NFC_TIMER_US_IN_S * time_us);
}
static void furi_hal_nfc_timer_start_fc(FuriHalNfcTimer timer, uint32_t time_fc) {
const int32_t comp_fc = furi_hal_nfc_timer_get_compensation(timer);
// Not starting the timer if the compensation value is greater than the requested delay
if(comp_fc >= (int32_t)time_fc) return;
furi_hal_nfc_timer_start_core_ticks(
timer, ((uint64_t)SystemCoreClock * (time_fc - comp_fc)) / FURI_HAL_NFC_CARRIER_HZ);
}
static void furi_hal_nfc_timer_stop(FuriHalNfcTimer timer) {
const FuriHalNfcTimerConfig* config = &furi_hal_nfc_timers[timer];
LL_TIM_DisableIT_UPDATE(config->timer);
LL_TIM_DisableCounter(config->timer);
LL_TIM_SetCounter(config->timer, 0);
LL_TIM_SetAutoReload(config->timer, 0);
if(LL_TIM_IsActiveFlag_UPDATE(config->timer)) {
LL_TIM_ClearFlag_UPDATE(config->timer);
}
#ifdef FURI_HAL_NFC_TIMER_DEBUG
furi_hal_gpio_write(config->pin, false);
#endif
}
void furi_hal_nfc_timers_init() {
for(size_t i = 0; i < FuriHalNfcTimerCount; i++) {
furi_hal_nfc_timer_init(i);
}
}
void furi_hal_nfc_timers_deinit() {
for(size_t i = 0; i < FuriHalNfcTimerCount; i++) {
furi_hal_nfc_timer_deinit(i);
}
}
void furi_hal_nfc_timer_fwt_start(uint32_t time_fc) {
furi_hal_nfc_timer_start_fc(FuriHalNfcTimerFwt, time_fc);
}
void furi_hal_nfc_timer_fwt_stop() {
furi_hal_nfc_timer_stop(FuriHalNfcTimerFwt);
}
void furi_hal_nfc_timer_block_tx_start(uint32_t time_fc) {
furi_hal_nfc_timer_start_fc(FuriHalNfcTimerBlockTx, time_fc);
}
void furi_hal_nfc_timer_block_tx_start_us(uint32_t time_us) {
furi_hal_nfc_timer_start_us(FuriHalNfcTimerBlockTx, time_us);
}
void furi_hal_nfc_timer_block_tx_stop() {
furi_hal_nfc_timer_stop(FuriHalNfcTimerBlockTx);
}
bool furi_hal_nfc_timer_block_tx_is_running() {
return furi_hal_nfc_timer_is_running(FuriHalNfcTimerBlockTx);
}
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#include <furi_hal_os.h>
#include <furi_hal_clock.h>
#include <furi_hal_console.h>
#include <furi_hal_power.h>
#include <furi_hal_gpio.h>
#include <furi_hal_resources.h>
#include <furi_hal_idle_timer.h>
#include <stm32wbxx_ll_cortex.h>
#include <furi.h>
#define TAG "FuriHalOs"
#define FURI_HAL_IDLE_TIMER_CLK_HZ 32768
#define FURI_HAL_OS_TICK_HZ configTICK_RATE_HZ
#define FURI_HAL_OS_IDLE_CNT_TO_TICKS(x) (((x)*FURI_HAL_OS_TICK_HZ) / FURI_HAL_IDLE_TIMER_CLK_HZ)
#define FURI_HAL_OS_TICKS_TO_IDLE_CNT(x) (((x)*FURI_HAL_IDLE_TIMER_CLK_HZ) / FURI_HAL_OS_TICK_HZ)
#define FURI_HAL_IDLE_TIMER_TICK_PER_EPOCH (FURI_HAL_OS_IDLE_CNT_TO_TICKS(FURI_HAL_IDLE_TIMER_MAX))
#define FURI_HAL_OS_MAX_SLEEP (FURI_HAL_IDLE_TIMER_TICK_PER_EPOCH - 1)
#define FURI_HAL_OS_NVIC_IS_PENDING() (NVIC->ISPR[0] || NVIC->ISPR[1])
#define FURI_HAL_OS_EXTI_LINE_0_31 0
#define FURI_HAL_OS_EXTI_LINE_32_63 1
// Arbitrary (but small) number for better tick consistency
#define FURI_HAL_OS_EXTRA_CNT 3
#ifndef FURI_HAL_OS_DEBUG_AWAKE_GPIO
#define FURI_HAL_OS_DEBUG_AWAKE_GPIO (&gpio_ext_pa7)
#endif
#ifndef FURI_HAL_OS_DEBUG_TICK_GPIO
#define FURI_HAL_OS_DEBUG_TICK_GPIO (&gpio_ext_pa6)
#endif
#ifndef FURI_HAL_OS_DEBUG_SECOND_GPIO
#define FURI_HAL_OS_DEBUG_SECOND_GPIO (&gpio_ext_pa4)
#endif
#ifdef FURI_HAL_OS_DEBUG
#include <stm32wbxx_ll_gpio.h>
void furi_hal_os_timer_callback() {
furi_hal_gpio_write(
FURI_HAL_OS_DEBUG_SECOND_GPIO, !furi_hal_gpio_read(FURI_HAL_OS_DEBUG_SECOND_GPIO));
}
#endif
extern void xPortSysTickHandler();
static volatile uint32_t furi_hal_os_skew;
void furi_hal_os_init() {
furi_hal_idle_timer_init();
#ifdef FURI_HAL_OS_DEBUG
furi_hal_gpio_init_simple(FURI_HAL_OS_DEBUG_AWAKE_GPIO, GpioModeOutputPushPull);
furi_hal_gpio_init_simple(FURI_HAL_OS_DEBUG_TICK_GPIO, GpioModeOutputPushPull);
furi_hal_gpio_init_simple(FURI_HAL_OS_DEBUG_SECOND_GPIO, GpioModeOutputPushPull);
furi_hal_gpio_write(FURI_HAL_OS_DEBUG_AWAKE_GPIO, 1);
FuriTimer* second_timer =
furi_timer_alloc(furi_hal_os_timer_callback, FuriTimerTypePeriodic, NULL);
furi_timer_start(second_timer, FURI_HAL_OS_TICK_HZ);
#endif
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_os_tick() {
if(xTaskGetSchedulerState() != taskSCHEDULER_NOT_STARTED) {
#ifdef FURI_HAL_OS_DEBUG
furi_hal_gpio_write(
FURI_HAL_OS_DEBUG_TICK_GPIO, !furi_hal_gpio_read(FURI_HAL_OS_DEBUG_TICK_GPIO));
#endif
xPortSysTickHandler();
}
}
#ifdef FURI_HAL_OS_DEBUG
// Find out the IRQ number while debugging
static void furi_hal_os_nvic_dbg_trap() {
for(int32_t i = WWDG_IRQn; i <= DMAMUX1_OVR_IRQn; i++) {
if(NVIC_GetPendingIRQ(i)) {
(void)i;
// Break here
__NOP();
}
}
}
// Find out the EXTI line number while debugging
static void furi_hal_os_exti_dbg_trap(uint32_t exti, uint32_t val) {
for(uint32_t i = 0; val; val >>= 1U, ++i) {
if(val & 1U) {
(void)exti;
(void)i;
// Break here
__NOP();
}
}
}
#endif
static inline bool furi_hal_os_is_pending_irq() {
if(FURI_HAL_OS_NVIC_IS_PENDING()) {
#ifdef FURI_HAL_OS_DEBUG
furi_hal_os_nvic_dbg_trap();
#endif
return true;
}
uint32_t exti_lines_active;
if((exti_lines_active = LL_EXTI_ReadFlag_0_31(LL_EXTI_LINE_ALL_0_31))) {
#ifdef FURI_HAL_OS_DEBUG
furi_hal_os_exti_dbg_trap(FURI_HAL_OS_EXTI_LINE_0_31, exti_lines_active);
#endif
return true;
} else if((exti_lines_active = LL_EXTI_ReadFlag_32_63(LL_EXTI_LINE_ALL_32_63))) {
#ifdef FURI_HAL_OS_DEBUG
furi_hal_os_exti_dbg_trap(FURI_HAL_OS_EXTI_LINE_32_63, exti_lines_active);
#endif
return true;
}
return false;
}
static inline uint32_t furi_hal_os_sleep(TickType_t expected_idle_ticks) {
// Stop ticks
furi_hal_clock_suspend_tick();
// Start wakeup timer
furi_hal_idle_timer_start(FURI_HAL_OS_TICKS_TO_IDLE_CNT(expected_idle_ticks));
#ifdef FURI_HAL_OS_DEBUG
furi_hal_gpio_write(FURI_HAL_OS_DEBUG_AWAKE_GPIO, 0);
#endif
// Go to sleep mode
furi_hal_power_sleep();
#ifdef FURI_HAL_OS_DEBUG
furi_hal_gpio_write(FURI_HAL_OS_DEBUG_AWAKE_GPIO, 1);
#endif
// Calculate how much time we spent in the sleep
uint32_t after_cnt = furi_hal_idle_timer_get_cnt() + furi_hal_os_skew + FURI_HAL_OS_EXTRA_CNT;
uint32_t after_tick = FURI_HAL_OS_IDLE_CNT_TO_TICKS(after_cnt);
furi_hal_os_skew = after_cnt - FURI_HAL_OS_TICKS_TO_IDLE_CNT(after_tick);
bool cmpm = LL_LPTIM_IsActiveFlag_CMPM(FURI_HAL_IDLE_TIMER);
bool arrm = LL_LPTIM_IsActiveFlag_ARRM(FURI_HAL_IDLE_TIMER);
if(cmpm && arrm) after_tick += expected_idle_ticks;
// Prepare tick timer for new round
furi_hal_idle_timer_reset();
// Resume ticks
furi_hal_clock_resume_tick();
return after_tick;
}
void vPortSuppressTicksAndSleep(TickType_t expected_idle_ticks) {
if(!furi_hal_power_sleep_available()) {
__WFI();
return;
}
// Core2 shenanigans takes extra time, so we want to compensate tick skew by reducing sleep duration by 1 tick
TickType_t unexpected_idle_ticks = expected_idle_ticks - 1;
// Limit amount of ticks to maximum that timer can count
if(unexpected_idle_ticks > FURI_HAL_OS_MAX_SLEEP) {
unexpected_idle_ticks = FURI_HAL_OS_MAX_SLEEP;
}
// Stop IRQ handling, no one should disturb us till we finish
__disable_irq();
do {
// Confirm OS that sleep is still possible
if(eTaskConfirmSleepModeStatus() == eAbortSleep || furi_hal_os_is_pending_irq()) {
break;
}
// Sleep and track how much ticks we spent sleeping
uint32_t completed_ticks = furi_hal_os_sleep(unexpected_idle_ticks);
// Notify system about time spent in sleep
if(completed_ticks > 0) {
if(completed_ticks > expected_idle_ticks) {
#ifdef FURI_HAL_OS_DEBUG
furi_hal_console_printf(">%lu\r\n", completed_ticks - expected_idle_ticks);
#endif
completed_ticks = expected_idle_ticks;
}
vTaskStepTick(completed_ticks);
}
} while(0);
// Reenable IRQ
__enable_irq();
}
void vApplicationStackOverflowHook(TaskHandle_t xTask, char* pcTaskName) {
UNUSED(xTask);
furi_hal_console_puts("\r\n\r\n stack overflow in ");
furi_hal_console_puts(pcTaskName);
furi_hal_console_puts("\r\n\r\n");
furi_crash("StackOverflow");
}
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#pragma once
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Initialize OS helpers
* Configure and start tick timer
*/
void furi_hal_os_init();
/* Advance OS tick counter
*/
void furi_hal_os_tick();
#ifdef __cplusplus
}
#endif
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#include <furi_hal_power.h>
#include <furi_hal_clock.h>
#include <furi_hal_bt.h>
#include <furi_hal_vibro.h>
#include <furi_hal_resources.h>
#include <furi_hal_uart.h>
#include <furi_hal_rtc.h>
#include <furi_hal_debug.h>
#include <stm32wbxx_ll_rcc.h>
#include <stm32wbxx_ll_pwr.h>
#include <stm32wbxx_ll_hsem.h>
#include <stm32wbxx_ll_cortex.h>
#include <stm32wbxx_ll_gpio.h>
#include <hsem_map.h>
#include <bq27220.h>
#include <bq27220_data_memory.h>
#include <bq25896.h>
#include <furi.h>
#define TAG "FuriHalPower"
#ifndef FURI_HAL_POWER_DEBUG_WFI_GPIO
#define FURI_HAL_POWER_DEBUG_WFI_GPIO (&gpio_ext_pb2)
#endif
#ifndef FURI_HAL_POWER_DEBUG_STOP_GPIO
#define FURI_HAL_POWER_DEBUG_STOP_GPIO (&gpio_ext_pc3)
#endif
#ifndef FURI_HAL_POWER_STOP_MODE
#define FURI_HAL_POWER_STOP_MODE (LL_PWR_MODE_STOP2)
#endif
typedef struct {
volatile uint8_t insomnia;
volatile uint8_t suppress_charge;
bool gauge_ok;
bool charger_ok;
} FuriHalPower;
static volatile FuriHalPower furi_hal_power = {
.insomnia = 0,
.suppress_charge = 0,
.gauge_ok = false,
.charger_ok = false,
};
extern const BQ27220DMData furi_hal_power_gauge_data_memory[];
void furi_hal_power_init() {
#ifdef FURI_HAL_POWER_DEBUG
furi_hal_gpio_init_simple(FURI_HAL_POWER_DEBUG_WFI_GPIO, GpioModeOutputPushPull);
furi_hal_gpio_init_simple(FURI_HAL_POWER_DEBUG_STOP_GPIO, GpioModeOutputPushPull);
furi_hal_gpio_write(FURI_HAL_POWER_DEBUG_WFI_GPIO, 0);
furi_hal_gpio_write(FURI_HAL_POWER_DEBUG_STOP_GPIO, 0);
#endif
LL_PWR_SetRegulVoltageScaling(LL_PWR_REGU_VOLTAGE_SCALE1);
LL_PWR_SMPS_SetMode(LL_PWR_SMPS_STEP_DOWN);
LL_PWR_SetPowerMode(FURI_HAL_POWER_STOP_MODE);
LL_C2_PWR_SetPowerMode(FURI_HAL_POWER_STOP_MODE);
#if FURI_HAL_POWER_STOP_MODE == LL_PWR_MODE_STOP0
LL_RCC_HSI_EnableInStopMode(); // Ensure that MR is capable of work in STOP0
#endif
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
// Find and init gauge
if(bq27220_init(&furi_hal_i2c_handle_power)) {
furi_hal_power.gauge_ok = bq27220_apply_data_memory(
&furi_hal_i2c_handle_power, furi_hal_power_gauge_data_memory);
}
// Find and init charger
furi_hal_power.charger_ok = bq25896_init(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
FURI_LOG_I(TAG, "Init OK");
}
bool furi_hal_power_gauge_is_ok() {
bool ret = true;
BatteryStatus battery_status;
OperationStatus operation_status;
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
if(!bq27220_get_battery_status(&furi_hal_i2c_handle_power, &battery_status) ||
!bq27220_get_operation_status(&furi_hal_i2c_handle_power, &operation_status)) {
ret = false;
} else {
ret &= battery_status.BATTPRES;
ret &= operation_status.INITCOMP;
ret &= furi_hal_power.gauge_ok;
}
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
bool furi_hal_power_is_shutdown_requested() {
bool ret = false;
BatteryStatus battery_status;
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
if(bq27220_get_battery_status(&furi_hal_i2c_handle_power, &battery_status) != BQ27220_ERROR) {
ret = battery_status.SYSDWN;
}
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
uint16_t furi_hal_power_insomnia_level() {
return furi_hal_power.insomnia;
}
void furi_hal_power_insomnia_enter() {
FURI_CRITICAL_ENTER();
furi_assert(furi_hal_power.insomnia < UINT8_MAX);
furi_hal_power.insomnia++;
FURI_CRITICAL_EXIT();
}
void furi_hal_power_insomnia_exit() {
FURI_CRITICAL_ENTER();
furi_assert(furi_hal_power.insomnia > 0);
furi_hal_power.insomnia--;
FURI_CRITICAL_EXIT();
}
bool furi_hal_power_sleep_available() {
return furi_hal_power.insomnia == 0;
}
static inline bool furi_hal_power_deep_sleep_available() {
return furi_hal_bt_is_alive() && !furi_hal_rtc_is_flag_set(FuriHalRtcFlagLegacySleep) &&
!furi_hal_debug_is_gdb_session_active();
}
static inline void furi_hal_power_light_sleep() {
__WFI();
}
static inline void furi_hal_power_suspend_aux_periphs() {
// Disable USART
furi_hal_uart_suspend(FuriHalUartIdUSART1);
furi_hal_uart_suspend(FuriHalUartIdLPUART1);
}
static inline void furi_hal_power_resume_aux_periphs() {
// Re-enable USART
furi_hal_uart_resume(FuriHalUartIdUSART1);
furi_hal_uart_resume(FuriHalUartIdLPUART1);
}
static inline void furi_hal_power_deep_sleep() {
furi_hal_power_suspend_aux_periphs();
if(!furi_hal_clock_switch_pll2hse()) {
// Hello core2 my old friend
return;
}
while(LL_HSEM_1StepLock(HSEM, CFG_HW_RCC_SEMID))
;
if(!LL_HSEM_1StepLock(HSEM, CFG_HW_ENTRY_STOP_MODE_SEMID)) {
if(LL_PWR_IsActiveFlag_C2DS() || LL_PWR_IsActiveFlag_C2SB()) {
// Release ENTRY_STOP_MODE semaphore
LL_HSEM_ReleaseLock(HSEM, CFG_HW_ENTRY_STOP_MODE_SEMID, 0);
// The switch on HSI before entering Stop Mode is required
furi_hal_clock_switch_hse2hsi();
}
} else {
/**
* The switch on HSI before entering Stop Mode is required
*/
furi_hal_clock_switch_hse2hsi();
}
/* Release RCC semaphore */
LL_HSEM_ReleaseLock(HSEM, CFG_HW_RCC_SEMID, 0);
// Prepare deep sleep
LL_LPM_EnableDeepSleep();
#if defined(__CC_ARM)
// Force store operations
__force_stores();
#endif
__WFI();
LL_LPM_EnableSleep();
/* Release ENTRY_STOP_MODE semaphore */
LL_HSEM_ReleaseLock(HSEM, CFG_HW_ENTRY_STOP_MODE_SEMID, 0);
while(LL_HSEM_1StepLock(HSEM, CFG_HW_RCC_SEMID))
;
if(LL_RCC_GetSysClkSource() == LL_RCC_SYS_CLKSOURCE_STATUS_HSI) {
furi_hal_clock_switch_hsi2hse();
} else {
// Ensure that we are already on HSE
furi_check(LL_RCC_GetSysClkSource() == LL_RCC_SYS_CLKSOURCE_STATUS_HSE);
}
LL_HSEM_ReleaseLock(HSEM, CFG_HW_RCC_SEMID, 0);
furi_check(furi_hal_clock_switch_hse2pll());
furi_hal_power_resume_aux_periphs();
furi_hal_rtc_sync_shadow();
}
void furi_hal_power_sleep() {
if(furi_hal_power_deep_sleep_available()) {
#ifdef FURI_HAL_POWER_DEBUG
furi_hal_gpio_write(FURI_HAL_POWER_DEBUG_STOP_GPIO, 1);
#endif
furi_hal_power_deep_sleep();
#ifdef FURI_HAL_POWER_DEBUG
furi_hal_gpio_write(FURI_HAL_POWER_DEBUG_STOP_GPIO, 0);
#endif
} else {
#ifdef FURI_HAL_POWER_DEBUG
furi_hal_gpio_write(FURI_HAL_POWER_DEBUG_WFI_GPIO, 1);
#endif
furi_hal_power_light_sleep();
#ifdef FURI_HAL_POWER_DEBUG
furi_hal_gpio_write(FURI_HAL_POWER_DEBUG_WFI_GPIO, 0);
#endif
}
}
uint8_t furi_hal_power_get_pct() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
uint8_t ret = bq27220_get_state_of_charge(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
uint8_t furi_hal_power_get_bat_health_pct() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
uint8_t ret = bq27220_get_state_of_health(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
bool furi_hal_power_is_charging() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
bool ret = bq25896_is_charging(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
bool furi_hal_power_is_charging_done() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
bool ret = bq25896_is_charging_done(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
void furi_hal_power_shutdown() {
furi_hal_power_insomnia_enter();
furi_hal_bt_reinit();
while(LL_HSEM_1StepLock(HSEM, CFG_HW_RCC_SEMID))
;
if(!LL_HSEM_1StepLock(HSEM, CFG_HW_ENTRY_STOP_MODE_SEMID)) {
if(LL_PWR_IsActiveFlag_C2DS() || LL_PWR_IsActiveFlag_C2SB()) {
// Release ENTRY_STOP_MODE semaphore
LL_HSEM_ReleaseLock(HSEM, CFG_HW_ENTRY_STOP_MODE_SEMID, 0);
}
}
// Prepare Wakeup pin
LL_PWR_SetWakeUpPinPolarityLow(LL_PWR_WAKEUP_PIN2);
LL_PWR_EnableWakeUpPin(LL_PWR_WAKEUP_PIN2);
LL_C2_PWR_EnableWakeUpPin(LL_PWR_WAKEUP_PIN2);
/* Release RCC semaphore */
LL_HSEM_ReleaseLock(HSEM, CFG_HW_RCC_SEMID, 0);
LL_PWR_DisableBootC2();
LL_PWR_SetPowerMode(LL_PWR_MODE_SHUTDOWN);
LL_C2_PWR_SetPowerMode(LL_PWR_MODE_SHUTDOWN);
LL_LPM_EnableDeepSleep();
__WFI();
furi_crash("Insomniac core2");
}
void furi_hal_power_off() {
// Crutch: shutting down with ext 3V3 off is causing LSE to stop
furi_hal_power_enable_external_3_3v();
furi_hal_vibro_on(true);
furi_delay_us(50000);
// Send poweroff to charger
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
bq25896_poweroff(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
furi_hal_vibro_on(false);
}
void furi_hal_power_reset() {
NVIC_SystemReset();
}
bool furi_hal_power_enable_otg() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
bq25896_set_boost_lim(&furi_hal_i2c_handle_power, BoostLim_2150);
bq25896_enable_otg(&furi_hal_i2c_handle_power);
furi_delay_ms(30);
bool ret = bq25896_is_otg_enabled(&furi_hal_i2c_handle_power);
bq25896_set_boost_lim(&furi_hal_i2c_handle_power, BoostLim_1400);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
void furi_hal_power_disable_otg() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
bq25896_disable_otg(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
bool furi_hal_power_is_otg_enabled() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
bool ret = bq25896_is_otg_enabled(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
float furi_hal_power_get_battery_charge_voltage_limit() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
float ret = (float)bq25896_get_vreg_voltage(&furi_hal_i2c_handle_power) / 1000.0f;
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
void furi_hal_power_set_battery_charge_voltage_limit(float voltage) {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
// Adding 0.0005 is necessary because 4.016f is 4.015999794000, which gets truncated
bq25896_set_vreg_voltage(&furi_hal_i2c_handle_power, (uint16_t)(voltage * 1000.0f + 0.0005f));
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
bool furi_hal_power_check_otg_fault() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
bool ret = bq25896_check_otg_fault(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
void furi_hal_power_check_otg_status() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
if(bq25896_check_otg_fault(&furi_hal_i2c_handle_power))
bq25896_disable_otg(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
uint32_t furi_hal_power_get_battery_remaining_capacity() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
uint32_t ret = bq27220_get_remaining_capacity(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
uint32_t furi_hal_power_get_battery_full_capacity() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
uint32_t ret = bq27220_get_full_charge_capacity(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
uint32_t furi_hal_power_get_battery_design_capacity() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
uint32_t ret = bq27220_get_design_capacity(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
float furi_hal_power_get_battery_voltage(FuriHalPowerIC ic) {
float ret = 0.0f;
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
if(ic == FuriHalPowerICCharger) {
ret = (float)bq25896_get_vbat_voltage(&furi_hal_i2c_handle_power) / 1000.0f;
} else if(ic == FuriHalPowerICFuelGauge) {
ret = (float)bq27220_get_voltage(&furi_hal_i2c_handle_power) / 1000.0f;
}
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
float furi_hal_power_get_battery_current(FuriHalPowerIC ic) {
float ret = 0.0f;
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
if(ic == FuriHalPowerICCharger) {
ret = (float)bq25896_get_vbat_current(&furi_hal_i2c_handle_power) / 1000.0f;
} else if(ic == FuriHalPowerICFuelGauge) {
ret = (float)bq27220_get_current(&furi_hal_i2c_handle_power) / 1000.0f;
}
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
static float furi_hal_power_get_battery_temperature_internal(FuriHalPowerIC ic) {
float ret = 0.0f;
if(ic == FuriHalPowerICCharger) {
// Linear approximation, +/- 5 C
ret = (71.0f - (float)bq25896_get_ntc_mpct(&furi_hal_i2c_handle_power) / 1000) / 0.6f;
} else if(ic == FuriHalPowerICFuelGauge) {
ret = ((float)bq27220_get_temperature(&furi_hal_i2c_handle_power) - 2731.0f) / 10.0f;
}
return ret;
}
float furi_hal_power_get_battery_temperature(FuriHalPowerIC ic) {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
float ret = furi_hal_power_get_battery_temperature_internal(ic);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
float furi_hal_power_get_usb_voltage() {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
float ret = (float)bq25896_get_vbus_voltage(&furi_hal_i2c_handle_power) / 1000.0f;
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
return ret;
}
void furi_hal_power_enable_external_3_3v() {
furi_hal_gpio_write(&gpio_periph_power, 1);
}
void furi_hal_power_disable_external_3_3v() {
furi_hal_gpio_write(&gpio_periph_power, 0);
}
void furi_hal_power_suppress_charge_enter() {
vTaskSuspendAll();
bool disable_charging = furi_hal_power.suppress_charge == 0;
furi_hal_power.suppress_charge++;
xTaskResumeAll();
if(disable_charging) {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
bq25896_disable_charging(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
}
void furi_hal_power_suppress_charge_exit() {
vTaskSuspendAll();
furi_hal_power.suppress_charge--;
bool enable_charging = furi_hal_power.suppress_charge == 0;
xTaskResumeAll();
if(enable_charging) {
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
bq25896_enable_charging(&furi_hal_i2c_handle_power);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
}
void furi_hal_power_info_get(PropertyValueCallback out, char sep, void* context) {
furi_assert(out);
FuriString* value = furi_string_alloc();
FuriString* key = furi_string_alloc();
PropertyValueContext property_context = {
.key = key, .value = value, .out = out, .sep = sep, .last = false, .context = context};
if(sep == '.') {
property_value_out(&property_context, NULL, 2, "format", "major", "2");
property_value_out(&property_context, NULL, 2, "format", "minor", "1");
} else {
property_value_out(&property_context, NULL, 3, "power", "info", "major", "2");
property_value_out(&property_context, NULL, 3, "power", "info", "minor", "1");
}
uint8_t charge = furi_hal_power_get_pct();
property_value_out(&property_context, "%u", 2, "charge", "level", charge);
const char* charge_state;
if(furi_hal_power_is_charging()) {
if((charge < 100) && (!furi_hal_power_is_charging_done())) {
charge_state = "charging";
} else {
charge_state = "charged";
}
} else {
charge_state = "discharging";
}
property_value_out(&property_context, NULL, 2, "charge", "state", charge_state);
uint16_t charge_voltage_limit =
(uint16_t)(furi_hal_power_get_battery_charge_voltage_limit() * 1000.f);
property_value_out(
&property_context, "%u", 3, "charge", "voltage", "limit", charge_voltage_limit);
uint16_t voltage =
(uint16_t)(furi_hal_power_get_battery_voltage(FuriHalPowerICFuelGauge) * 1000.f);
property_value_out(&property_context, "%u", 2, "battery", "voltage", voltage);
int16_t current =
(int16_t)(furi_hal_power_get_battery_current(FuriHalPowerICFuelGauge) * 1000.f);
property_value_out(&property_context, "%d", 2, "battery", "current", current);
int16_t temperature = (int16_t)furi_hal_power_get_battery_temperature(FuriHalPowerICFuelGauge);
property_value_out(&property_context, "%d", 2, "battery", "temp", temperature);
property_value_out(
&property_context, "%u", 2, "battery", "health", furi_hal_power_get_bat_health_pct());
property_value_out(
&property_context,
"%lu",
2,
"capacity",
"remain",
furi_hal_power_get_battery_remaining_capacity());
property_value_out(
&property_context,
"%lu",
2,
"capacity",
"full",
furi_hal_power_get_battery_full_capacity());
property_context.last = true;
property_value_out(
&property_context,
"%lu",
2,
"capacity",
"design",
furi_hal_power_get_battery_design_capacity());
furi_string_free(key);
furi_string_free(value);
}
void furi_hal_power_debug_get(PropertyValueCallback out, void* context) {
furi_assert(out);
FuriString* value = furi_string_alloc();
FuriString* key = furi_string_alloc();
PropertyValueContext property_context = {
.key = key, .value = value, .out = out, .sep = '.', .last = false, .context = context};
BatteryStatus battery_status;
OperationStatus operation_status;
furi_hal_i2c_acquire(&furi_hal_i2c_handle_power);
// Power Debug version
property_value_out(&property_context, NULL, 2, "format", "major", "1");
property_value_out(&property_context, NULL, 2, "format", "minor", "0");
property_value_out(
&property_context,
"%d",
2,
"charger",
"vbus",
bq25896_get_vbus_voltage(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
2,
"charger",
"vsys",
bq25896_get_vsys_voltage(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
2,
"charger",
"vbat",
bq25896_get_vbat_voltage(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
2,
"charger",
"vreg",
bq25896_get_vreg_voltage(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
2,
"charger",
"current",
bq25896_get_vbat_current(&furi_hal_i2c_handle_power));
const uint32_t ntc_mpct = bq25896_get_ntc_mpct(&furi_hal_i2c_handle_power);
if(bq27220_get_battery_status(&furi_hal_i2c_handle_power, &battery_status) &&
bq27220_get_operation_status(&furi_hal_i2c_handle_power, &operation_status)) {
property_value_out(&property_context, "%lu", 2, "charger", "ntc", ntc_mpct);
property_value_out(&property_context, "%d", 2, "gauge", "calmd", operation_status.CALMD);
property_value_out(&property_context, "%d", 2, "gauge", "sec", operation_status.SEC);
property_value_out(&property_context, "%d", 2, "gauge", "edv2", operation_status.EDV2);
property_value_out(&property_context, "%d", 2, "gauge", "vdq", operation_status.VDQ);
property_value_out(
&property_context, "%d", 2, "gauge", "initcomp", operation_status.INITCOMP);
property_value_out(&property_context, "%d", 2, "gauge", "smth", operation_status.SMTH);
property_value_out(&property_context, "%d", 2, "gauge", "btpint", operation_status.BTPINT);
property_value_out(
&property_context, "%d", 2, "gauge", "cfgupdate", operation_status.CFGUPDATE);
// Battery status register, part 1
property_value_out(&property_context, "%d", 2, "gauge", "chginh", battery_status.CHGINH);
property_value_out(&property_context, "%d", 2, "gauge", "fc", battery_status.FC);
property_value_out(&property_context, "%d", 2, "gauge", "otd", battery_status.OTD);
property_value_out(&property_context, "%d", 2, "gauge", "otc", battery_status.OTC);
property_value_out(&property_context, "%d", 2, "gauge", "sleep", battery_status.SLEEP);
property_value_out(&property_context, "%d", 2, "gauge", "ocvfail", battery_status.OCVFAIL);
property_value_out(&property_context, "%d", 2, "gauge", "ocvcomp", battery_status.OCVCOMP);
property_value_out(&property_context, "%d", 2, "gauge", "fd", battery_status.FD);
// Battery status register, part 2
property_value_out(&property_context, "%d", 2, "gauge", "dsg", battery_status.DSG);
property_value_out(&property_context, "%d", 2, "gauge", "sysdwn", battery_status.SYSDWN);
property_value_out(&property_context, "%d", 2, "gauge", "tda", battery_status.TDA);
property_value_out(
&property_context, "%d", 2, "gauge", "battpres", battery_status.BATTPRES);
property_value_out(&property_context, "%d", 2, "gauge", "authgd", battery_status.AUTH_GD);
property_value_out(&property_context, "%d", 2, "gauge", "ocvgd", battery_status.OCVGD);
property_value_out(&property_context, "%d", 2, "gauge", "tca", battery_status.TCA);
property_value_out(&property_context, "%d", 2, "gauge", "rsvd", battery_status.RSVD);
// Voltage and current info
property_value_out(
&property_context,
"%d",
3,
"gauge",
"capacity",
"full",
bq27220_get_full_charge_capacity(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
3,
"gauge",
"capacity",
"design",
bq27220_get_design_capacity(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
3,
"gauge",
"capacity",
"remain",
bq27220_get_remaining_capacity(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
3,
"gauge",
"state",
"charge",
bq27220_get_state_of_charge(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
3,
"gauge",
"state",
"health",
bq27220_get_state_of_health(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
2,
"gauge",
"voltage",
bq27220_get_voltage(&furi_hal_i2c_handle_power));
property_value_out(
&property_context,
"%d",
2,
"gauge",
"current",
bq27220_get_current(&furi_hal_i2c_handle_power));
property_context.last = true;
const int battery_temp =
(int)furi_hal_power_get_battery_temperature_internal(FuriHalPowerICFuelGauge);
property_value_out(&property_context, "%d", 2, "gauge", "temperature", battery_temp);
} else {
property_context.last = true;
property_value_out(&property_context, "%lu", 2, "charger", "ntc", ntc_mpct);
}
furi_string_free(key);
furi_string_free(value);
furi_hal_i2c_release(&furi_hal_i2c_handle_power);
}
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#include <bq27220_data_memory.h>
const BQ27220DMGaugingConfig furi_hal_power_gauge_data_memory_gauging_config = {
.CCT = 1,
.CSYNC = 0,
.EDV_CMP = 0,
.SC = 1,
.FIXED_EDV0 = 1,
.FCC_LIM = 1,
.FC_FOR_VDQ = 1,
.IGNORE_SD = 1,
.SME0 = 0,
};
const BQ27220DMData furi_hal_power_gauge_data_memory[] = {
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1GaugingConfig,
.type = BQ27220DMTypePtr16,
.value.u32 = (uint32_t)&furi_hal_power_gauge_data_memory_gauging_config,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1FullChargeCapacity,
.type = BQ27220DMTypeU16,
.value.u16 = 2100,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1DesignCapacity,
.type = BQ27220DMTypeU16,
.value.u16 = 2100,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1EMF,
.type = BQ27220DMTypeU16,
.value.u16 = 3679,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1C0,
.type = BQ27220DMTypeU16,
.value.u16 = 430,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1R0,
.type = BQ27220DMTypeU16,
.value.u16 = 334,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1T0,
.type = BQ27220DMTypeU16,
.value.u16 = 4626,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1R1,
.type = BQ27220DMTypeU16,
.value.u16 = 408,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1TC,
.type = BQ27220DMTypeU8,
.value.u8 = 11,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1C1,
.type = BQ27220DMTypeU8,
.value.u8 = 0,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD0,
.type = BQ27220DMTypeU16,
.value.u16 = 4044,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD10,
.type = BQ27220DMTypeU16,
.value.u16 = 3905,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD20,
.type = BQ27220DMTypeU16,
.value.u16 = 3807,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD30,
.type = BQ27220DMTypeU16,
.value.u16 = 3718,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD40,
.type = BQ27220DMTypeU16,
.value.u16 = 3642,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD50,
.type = BQ27220DMTypeU16,
.value.u16 = 3585,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD60,
.type = BQ27220DMTypeU16,
.value.u16 = 3546,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD70,
.type = BQ27220DMTypeU16,
.value.u16 = 3514,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD80,
.type = BQ27220DMTypeU16,
.value.u16 = 3477,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD90,
.type = BQ27220DMTypeU16,
.value.u16 = 3411,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1StartDOD100,
.type = BQ27220DMTypeU16,
.value.u16 = 3299,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1EDV0,
.type = BQ27220DMTypeU16,
.value.u16 = 3300,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1EDV1,
.type = BQ27220DMTypeU16,
.value.u16 = 3321,
},
{
.address = BQ27220DMAddressGasGaugingCEDVProfile1EDV2,
.type = BQ27220DMTypeU16,
.value.u16 = 3355,
},
{
.address = BQ27220DMAddressCalibrationCurrentDeadband,
.type = BQ27220DMTypeU8,
.value.u8 = 1,
},
{
.address = BQ27220DMAddressConfigurationPowerSleepCurrent,
.type = BQ27220DMTypeI16,
.value.i16 = 1,
},
{
.type = BQ27220DMTypeEnd,
},
};
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#include <furi_hal_pwm.h>
#include <furi_hal_resources.h>
#include <furi_hal_bus.h>
#include <stm32wbxx_ll_tim.h>
#include <stm32wbxx_ll_lptim.h>
#include <stm32wbxx_ll_rcc.h>
#include <furi.h>
const uint32_t lptim_psc_table[] = {
LL_LPTIM_PRESCALER_DIV1,
LL_LPTIM_PRESCALER_DIV2,
LL_LPTIM_PRESCALER_DIV4,
LL_LPTIM_PRESCALER_DIV8,
LL_LPTIM_PRESCALER_DIV16,
LL_LPTIM_PRESCALER_DIV32,
LL_LPTIM_PRESCALER_DIV64,
LL_LPTIM_PRESCALER_DIV128,
};
void furi_hal_pwm_start(FuriHalPwmOutputId channel, uint32_t freq, uint8_t duty) {
if(channel == FuriHalPwmOutputIdTim1PA7) {
furi_hal_gpio_init_ex(
&gpio_ext_pa7,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn1TIM1);
furi_hal_bus_enable(FuriHalBusTIM1);
LL_TIM_SetCounterMode(TIM1, LL_TIM_COUNTERMODE_UP);
LL_TIM_SetRepetitionCounter(TIM1, 0);
LL_TIM_SetClockDivision(TIM1, LL_TIM_CLOCKDIVISION_DIV1);
LL_TIM_SetClockSource(TIM1, LL_TIM_CLOCKSOURCE_INTERNAL);
LL_TIM_EnableARRPreload(TIM1);
LL_TIM_OC_EnablePreload(TIM1, LL_TIM_CHANNEL_CH1);
LL_TIM_OC_SetMode(TIM1, LL_TIM_CHANNEL_CH1, LL_TIM_OCMODE_PWM1);
LL_TIM_OC_SetPolarity(TIM1, LL_TIM_CHANNEL_CH1N, LL_TIM_OCPOLARITY_HIGH);
LL_TIM_OC_DisableFast(TIM1, LL_TIM_CHANNEL_CH1);
LL_TIM_CC_EnableChannel(TIM1, LL_TIM_CHANNEL_CH1N);
LL_TIM_EnableAllOutputs(TIM1);
furi_hal_pwm_set_params(channel, freq, duty);
LL_TIM_EnableCounter(TIM1);
} else if(channel == FuriHalPwmOutputIdLptim2PA4) {
furi_hal_gpio_init_ex(
&gpio_ext_pa4,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn14LPTIM2);
furi_hal_bus_enable(FuriHalBusLPTIM2);
LL_LPTIM_SetUpdateMode(LPTIM2, LL_LPTIM_UPDATE_MODE_ENDOFPERIOD);
LL_RCC_SetLPTIMClockSource(LL_RCC_LPTIM2_CLKSOURCE_PCLK1);
LL_LPTIM_SetClockSource(LPTIM2, LL_LPTIM_CLK_SOURCE_INTERNAL);
LL_LPTIM_ConfigOutput(
LPTIM2, LL_LPTIM_OUTPUT_WAVEFORM_PWM, LL_LPTIM_OUTPUT_POLARITY_INVERSE);
LL_LPTIM_SetCounterMode(LPTIM2, LL_LPTIM_COUNTER_MODE_INTERNAL);
LL_LPTIM_Enable(LPTIM2);
furi_hal_pwm_set_params(channel, freq, duty);
LL_LPTIM_StartCounter(LPTIM2, LL_LPTIM_OPERATING_MODE_CONTINUOUS);
}
}
void furi_hal_pwm_stop(FuriHalPwmOutputId channel) {
if(channel == FuriHalPwmOutputIdTim1PA7) {
furi_hal_gpio_init_simple(&gpio_ext_pa7, GpioModeAnalog);
furi_hal_bus_disable(FuriHalBusTIM1);
} else if(channel == FuriHalPwmOutputIdLptim2PA4) {
furi_hal_gpio_init_simple(&gpio_ext_pa4, GpioModeAnalog);
furi_hal_bus_disable(FuriHalBusLPTIM2);
}
}
bool furi_hal_pwm_is_running(FuriHalPwmOutputId channel) {
if(channel == FuriHalPwmOutputIdTim1PA7) {
return furi_hal_bus_is_enabled(FuriHalBusTIM1);
} else if(channel == FuriHalPwmOutputIdLptim2PA4) {
return furi_hal_bus_is_enabled(FuriHalBusLPTIM2);
}
return false;
}
void furi_hal_pwm_set_params(FuriHalPwmOutputId channel, uint32_t freq, uint8_t duty) {
furi_assert(freq > 0);
uint32_t freq_div = 64000000LU / freq;
if(channel == FuriHalPwmOutputIdTim1PA7) {
uint32_t prescaler = freq_div / 0x10000LU;
uint32_t period = freq_div / (prescaler + 1);
uint32_t compare = period * duty / 100;
LL_TIM_SetPrescaler(TIM1, prescaler);
LL_TIM_SetAutoReload(TIM1, period - 1);
LL_TIM_OC_SetCompareCH1(TIM1, compare);
} else if(channel == FuriHalPwmOutputIdLptim2PA4) {
uint32_t prescaler = 0;
uint32_t period = 0;
bool clock_lse = false;
do {
period = freq_div / (1UL << prescaler);
if(period <= 0xFFFF) {
break;
}
prescaler++;
if(prescaler > 7) {
prescaler = 0;
clock_lse = true;
period = 32768LU / freq;
break;
}
} while(1);
uint32_t compare = period * duty / 100;
LL_LPTIM_SetPrescaler(LPTIM2, lptim_psc_table[prescaler]);
LL_LPTIM_SetAutoReload(LPTIM2, period);
LL_LPTIM_SetCompare(LPTIM2, compare);
if(clock_lse) {
LL_RCC_SetLPTIMClockSource(LL_RCC_LPTIM2_CLKSOURCE_LSE);
} else {
LL_RCC_SetLPTIMClockSource(LL_RCC_LPTIM2_CLKSOURCE_PCLK1);
}
}
}
+50
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/**
* @file furi_hal_pwm.h
* PWM contol HAL
*/
#pragma once
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
#include <stdbool.h>
typedef enum {
FuriHalPwmOutputIdTim1PA7,
FuriHalPwmOutputIdLptim2PA4,
} FuriHalPwmOutputId;
/** Enable PWM channel and set parameters
*
* @param[in] channel PWM channel (FuriHalPwmOutputId)
* @param[in] freq Frequency in Hz
* @param[in] duty Duty cycle value in %
*/
void furi_hal_pwm_start(FuriHalPwmOutputId channel, uint32_t freq, uint8_t duty);
/** Disable PWM channel
*
* @param[in] channel PWM channel (FuriHalPwmOutputId)
*/
void furi_hal_pwm_stop(FuriHalPwmOutputId channel);
/** Set PWM channel parameters
*
* @param[in] channel PWM channel (FuriHalPwmOutputId)
* @param[in] freq Frequency in Hz
* @param[in] duty Duty cycle value in %
*/
void furi_hal_pwm_set_params(FuriHalPwmOutputId channel, uint32_t freq, uint8_t duty);
/** Is PWM channel running?
*
* @param[in] channel PWM channel (FuriHalPwmOutputId)
* @return bool - true if running
*/
bool furi_hal_pwm_is_running(FuriHalPwmOutputId channel);
#ifdef __cplusplus
}
#endif
+80
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#include <furi_hal_random.h>
#include <furi_hal_bus.h>
#include <furi.h>
#include <stm32wbxx_ll_rng.h>
#include <stm32wbxx_ll_rcc.h>
#include <stm32wbxx_ll_hsem.h>
#include <hsem_map.h>
#define TAG "FuriHalRandom"
static uint32_t furi_hal_random_read_rng() {
while(LL_RNG_IsActiveFlag_CECS(RNG) && LL_RNG_IsActiveFlag_SECS(RNG) &&
!LL_RNG_IsActiveFlag_DRDY(RNG)) {
/* Error handling as described in RM0434, pg. 582-583 */
if(LL_RNG_IsActiveFlag_CECS(RNG)) {
/* Clock error occurred */
LL_RNG_ClearFlag_CEIS(RNG);
}
if(LL_RNG_IsActiveFlag_SECS(RNG)) {
/* Noise source error occurred */
LL_RNG_ClearFlag_SEIS(RNG);
for(uint32_t i = 0; i < 12; ++i) {
const volatile uint32_t discard = LL_RNG_ReadRandData32(RNG);
UNUSED(discard);
}
}
}
return LL_RNG_ReadRandData32(RNG);
}
void furi_hal_random_init() {
furi_hal_bus_enable(FuriHalBusRNG);
LL_RCC_SetRNGClockSource(LL_RCC_RNG_CLKSOURCE_CLK48);
}
uint32_t furi_hal_random_get() {
while(LL_HSEM_1StepLock(HSEM, CFG_HW_RNG_SEMID))
;
LL_RNG_Enable(RNG);
const uint32_t random_val = furi_hal_random_read_rng();
LL_RNG_Disable(RNG);
;
LL_HSEM_ReleaseLock(HSEM, CFG_HW_RNG_SEMID, 0);
return random_val;
}
void furi_hal_random_fill_buf(uint8_t* buf, uint32_t len) {
while(LL_HSEM_1StepLock(HSEM, CFG_HW_RNG_SEMID))
;
LL_RNG_Enable(RNG);
for(uint32_t i = 0; i < len; i += 4) {
const uint32_t random_val = furi_hal_random_read_rng();
uint8_t len_cur = ((i + 4) < len) ? (4) : (len - i);
memcpy(&buf[i], &random_val, len_cur);
}
LL_RNG_Disable(RNG);
LL_HSEM_ReleaseLock(HSEM, CFG_HW_RNG_SEMID, 0);
}
void srand(unsigned seed) {
UNUSED(seed);
}
int rand() {
return (furi_hal_random_get() & RAND_MAX);
}
long random() {
return (furi_hal_random_get() & RAND_MAX);
}
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#include <furi_hal_region.h>
#include <furi_hal_version.h>
const FuriHalRegion furi_hal_region_zero = {
.country_code = "00",
.bands_count = 1,
.bands = {
{
.start = 0,
.end = 1000000000,
.power_limit = 12,
.duty_cycle = 50,
},
}};
const FuriHalRegion furi_hal_region_eu_ru = {
.country_code = "EU",
.bands_count = 2,
.bands = {
{
.start = 433050000,
.end = 434790000,
.power_limit = 12,
.duty_cycle = 50,
},
{
.start = 868150000,
.end = 868550000,
.power_limit = 12,
.duty_cycle = 50,
}}};
const FuriHalRegion furi_hal_region_us_ca_au = {
.country_code = "US",
.bands_count = 3,
.bands = {
{
.start = 304100000,
.end = 321950000,
.power_limit = 12,
.duty_cycle = 50,
},
{
.start = 433050000,
.end = 434790000,
.power_limit = 12,
.duty_cycle = 50,
},
{
.start = 915000000,
.end = 928000000,
.power_limit = 12,
.duty_cycle = 50,
}}};
const FuriHalRegion furi_hal_region_jp = {
.country_code = "JP",
.bands_count = 2,
.bands = {
{
.start = 312000000,
.end = 315250000,
.power_limit = 12,
.duty_cycle = 50,
},
{
.start = 920500000,
.end = 923500000,
.power_limit = 12,
.duty_cycle = 50,
}}};
static const FuriHalRegion* furi_hal_region = NULL;
void furi_hal_region_init() {
FuriHalVersionRegion region = furi_hal_version_get_hw_region();
if(region == FuriHalVersionRegionUnknown) {
furi_hal_region = &furi_hal_region_zero;
} else if(region == FuriHalVersionRegionEuRu) {
furi_hal_region = &furi_hal_region_eu_ru;
} else if(region == FuriHalVersionRegionUsCaAu) {
furi_hal_region = &furi_hal_region_us_ca_au;
} else if(region == FuriHalVersionRegionJp) {
furi_hal_region = &furi_hal_region_jp;
}
}
const FuriHalRegion* furi_hal_region_get() {
return furi_hal_region;
}
void furi_hal_region_set(FuriHalRegion* region) {
furi_hal_region = region;
}
bool furi_hal_region_is_provisioned() {
return furi_hal_region != NULL;
}
const char* furi_hal_region_get_name() {
if(furi_hal_region) {
return furi_hal_region->country_code;
} else {
return "--";
}
}
bool furi_hal_region_is_frequency_allowed(uint32_t frequency) {
if(!furi_hal_region) {
return false;
}
const FuriHalRegionBand* band = furi_hal_region_get_band(frequency);
if(!band) {
return false;
}
return true;
}
const FuriHalRegionBand* furi_hal_region_get_band(uint32_t frequency) {
if(!furi_hal_region) {
return NULL;
}
for(size_t i = 0; i < furi_hal_region->bands_count; i++) {
if(furi_hal_region->bands[i].start <= frequency &&
furi_hal_region->bands[i].end >= frequency) {
return &furi_hal_region->bands[i];
}
}
return NULL;
}
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#include <furi_hal_resources.h>
#include <furi_hal_bus.h>
#include <furi.h>
#include <stm32wbxx_ll_rcc.h>
#include <stm32wbxx_ll_pwr.h>
#define TAG "FuriHalResources"
const GpioPin gpio_swdio = {.port = GPIOA, .pin = LL_GPIO_PIN_13};
const GpioPin gpio_swclk = {.port = GPIOA, .pin = LL_GPIO_PIN_14};
const GpioPin gpio_vibro = {.port = VIBRO_GPIO_Port, .pin = VIBRO_Pin};
const GpioPin gpio_ibutton = {.port = iBTN_GPIO_Port, .pin = iBTN_Pin};
const GpioPin gpio_cc1101_g0 = {.port = CC1101_G0_GPIO_Port, .pin = CC1101_G0_Pin};
const GpioPin gpio_rf_sw_0 = {.port = RF_SW_0_GPIO_Port, .pin = RF_SW_0_Pin};
const GpioPin gpio_subghz_cs = {.port = CC1101_CS_GPIO_Port, .pin = CC1101_CS_Pin};
const GpioPin gpio_display_cs = {.port = DISPLAY_CS_GPIO_Port, .pin = DISPLAY_CS_Pin};
const GpioPin gpio_display_rst_n = {.port = DISPLAY_RST_GPIO_Port, .pin = DISPLAY_RST_Pin};
const GpioPin gpio_display_di = {.port = DISPLAY_DI_GPIO_Port, .pin = DISPLAY_DI_Pin};
const GpioPin gpio_sdcard_cs = {.port = SD_CS_GPIO_Port, .pin = SD_CS_Pin};
const GpioPin gpio_sdcard_cd = {.port = SD_CD_GPIO_Port, .pin = SD_CD_Pin};
const GpioPin gpio_nfc_cs = {.port = NFC_CS_GPIO_Port, .pin = NFC_CS_Pin};
const GpioPin gpio_button_up = {.port = GPIOB, .pin = LL_GPIO_PIN_10};
const GpioPin gpio_button_down = {.port = GPIOC, .pin = LL_GPIO_PIN_6};
const GpioPin gpio_button_right = {.port = GPIOB, .pin = LL_GPIO_PIN_12};
const GpioPin gpio_button_left = {.port = GPIOB, .pin = LL_GPIO_PIN_11};
const GpioPin gpio_button_ok = {.port = GPIOH, .pin = LL_GPIO_PIN_3};
const GpioPin gpio_button_back = {.port = GPIOC, .pin = LL_GPIO_PIN_13};
const GpioPin gpio_spi_d_miso = {.port = SPI_D_MISO_GPIO_Port, .pin = SPI_D_MISO_Pin};
const GpioPin gpio_spi_d_mosi = {.port = SPI_D_MOSI_GPIO_Port, .pin = SPI_D_MOSI_Pin};
const GpioPin gpio_spi_d_sck = {.port = SPI_D_SCK_GPIO_Port, .pin = SPI_D_SCK_Pin};
const GpioPin gpio_spi_r_miso = {.port = SPI_R_MISO_GPIO_Port, .pin = SPI_R_MISO_Pin};
const GpioPin gpio_spi_r_mosi = {.port = SPI_R_MOSI_GPIO_Port, .pin = SPI_R_MOSI_Pin};
const GpioPin gpio_spi_r_sck = {.port = SPI_R_SCK_GPIO_Port, .pin = SPI_R_SCK_Pin};
const GpioPin gpio_ext_pc0 = {.port = GPIOC, .pin = LL_GPIO_PIN_0};
const GpioPin gpio_ext_pc1 = {.port = GPIOC, .pin = LL_GPIO_PIN_1};
const GpioPin gpio_ext_pc3 = {.port = GPIOC, .pin = LL_GPIO_PIN_3};
const GpioPin gpio_ext_pb2 = {.port = GPIOB, .pin = LL_GPIO_PIN_2};
const GpioPin gpio_ext_pb3 = {.port = GPIOB, .pin = LL_GPIO_PIN_3};
const GpioPin gpio_ext_pa4 = {.port = GPIOA, .pin = LL_GPIO_PIN_4};
const GpioPin gpio_ext_pa6 = {.port = GPIOA, .pin = LL_GPIO_PIN_6};
const GpioPin gpio_ext_pa7 = {.port = GPIOA, .pin = LL_GPIO_PIN_7};
const GpioPin gpio_nfc_irq_rfid_pull = {.port = RFID_PULL_GPIO_Port, .pin = RFID_PULL_Pin};
const GpioPin gpio_rfid_carrier_out = {.port = RFID_OUT_GPIO_Port, .pin = RFID_OUT_Pin};
const GpioPin gpio_rfid_data_in = {.port = RFID_RF_IN_GPIO_Port, .pin = RFID_RF_IN_Pin};
const GpioPin gpio_rfid_carrier = {.port = RFID_CARRIER_GPIO_Port, .pin = RFID_CARRIER_Pin};
const GpioPin gpio_infrared_rx = {.port = IR_RX_GPIO_Port, .pin = IR_RX_Pin};
const GpioPin gpio_infrared_tx = {.port = IR_TX_GPIO_Port, .pin = IR_TX_Pin};
const GpioPin gpio_usart_tx = {.port = USART1_TX_Port, .pin = USART1_TX_Pin};
const GpioPin gpio_usart_rx = {.port = USART1_RX_Port, .pin = USART1_RX_Pin};
const GpioPin gpio_i2c_power_sda = {.port = GPIOA, .pin = LL_GPIO_PIN_10};
const GpioPin gpio_i2c_power_scl = {.port = GPIOA, .pin = LL_GPIO_PIN_9};
const GpioPin gpio_speaker = {.port = GPIOB, .pin = LL_GPIO_PIN_8};
const GpioPin gpio_periph_power = {.port = GPIOA, .pin = LL_GPIO_PIN_3};
const GpioPin gpio_usb_dm = {.port = GPIOA, .pin = LL_GPIO_PIN_11};
const GpioPin gpio_usb_dp = {.port = GPIOA, .pin = LL_GPIO_PIN_12};
const GpioPinRecord gpio_pins[] = {
// 5V: 1
{.pin = &gpio_ext_pa7, .name = "PA7", .number = 2, .debug = false},
{.pin = &gpio_ext_pa6, .name = "PA6", .number = 3, .debug = false},
{.pin = &gpio_ext_pa4, .name = "PA4", .number = 4, .debug = false},
{.pin = &gpio_ext_pb3, .name = "PB3", .number = 5, .debug = false},
{.pin = &gpio_ext_pb2, .name = "PB2", .number = 6, .debug = false},
{.pin = &gpio_ext_pc3, .name = "PC3", .number = 7, .debug = false},
// GND: 8
// Space
// 3v3: 9
{.pin = &gpio_swclk, .name = "PA14", .number = 10, .debug = true},
// GND: 11
{.pin = &gpio_swdio, .name = "PA13", .number = 12, .debug = true},
{.pin = &gpio_usart_tx, .name = "PB6", .number = 13, .debug = true},
{.pin = &gpio_usart_rx, .name = "PB7", .number = 14, .debug = true},
{.pin = &gpio_ext_pc1, .name = "PC1", .number = 15, .debug = false},
{.pin = &gpio_ext_pc0, .name = "PC0", .number = 16, .debug = false},
{.pin = &gpio_ibutton, .name = "PB14", .number = 17, .debug = true},
// GND: 18
/* Dangerous pins, may damage hardware */
{.pin = &gpio_speaker, .name = "PB8", .debug = true},
{.pin = &gpio_infrared_tx, .name = "PB9", .debug = true},
};
const size_t gpio_pins_count = COUNT_OF(gpio_pins);
const InputPin input_pins[] = {
{.gpio = &gpio_button_up, .key = InputKeyUp, .inverted = true, .name = "Up"},
{.gpio = &gpio_button_down, .key = InputKeyDown, .inverted = true, .name = "Down"},
{.gpio = &gpio_button_right, .key = InputKeyRight, .inverted = true, .name = "Right"},
{.gpio = &gpio_button_left, .key = InputKeyLeft, .inverted = true, .name = "Left"},
{.gpio = &gpio_button_ok, .key = InputKeyOk, .inverted = false, .name = "OK"},
{.gpio = &gpio_button_back, .key = InputKeyBack, .inverted = true, .name = "Back"},
};
const size_t input_pins_count = COUNT_OF(input_pins);
static void furi_hal_resources_init_input_pins(GpioMode mode) {
for(size_t i = 0; i < input_pins_count; i++) {
furi_hal_gpio_init(
input_pins[i].gpio,
mode,
(input_pins[i].inverted) ? GpioPullUp : GpioPullDown,
GpioSpeedLow);
}
}
static void furi_hal_resources_init_gpio_pins(GpioMode mode) {
for(size_t i = 0; i < gpio_pins_count; i++) {
if(!gpio_pins[i].debug) {
furi_hal_gpio_init(gpio_pins[i].pin, mode, GpioPullNo, GpioSpeedLow);
}
}
}
void furi_hal_resources_init_early() {
furi_hal_bus_enable(FuriHalBusGPIOA);
furi_hal_bus_enable(FuriHalBusGPIOB);
furi_hal_bus_enable(FuriHalBusGPIOC);
furi_hal_bus_enable(FuriHalBusGPIOD);
furi_hal_bus_enable(FuriHalBusGPIOE);
furi_hal_bus_enable(FuriHalBusGPIOH);
furi_hal_resources_init_input_pins(GpioModeInput);
// Explicit, surviving reset, pulls
LL_PWR_EnablePUPDCfg();
LL_PWR_EnableGPIOPullDown(LL_PWR_GPIO_A, LL_PWR_GPIO_BIT_8); // gpio_vibro
LL_PWR_EnableGPIOPullDown(LL_PWR_GPIO_B, LL_PWR_GPIO_BIT_8); // gpio_speaker
LL_PWR_EnableGPIOPullDown(LL_PWR_GPIO_B, LL_PWR_GPIO_BIT_9); // gpio_infrared_tx
// SD Card stepdown control
furi_hal_gpio_write(&gpio_periph_power, 1);
furi_hal_gpio_init(&gpio_periph_power, GpioModeOutputOpenDrain, GpioPullNo, GpioSpeedLow);
// Display pins
furi_hal_gpio_write(&gpio_display_rst_n, 0);
furi_hal_gpio_init_simple(&gpio_display_rst_n, GpioModeOutputPushPull);
LL_PWR_EnableGPIOPullUp(LL_PWR_GPIO_B, LL_PWR_GPIO_BIT_0); // gpio_display_rst_n
furi_hal_gpio_write(&gpio_display_di, 0);
furi_hal_gpio_init_simple(&gpio_display_di, GpioModeOutputPushPull);
LL_PWR_EnableGPIOPullDown(LL_PWR_GPIO_B, LL_PWR_GPIO_BIT_1); // gpio_display_di
// Hard reset USB
furi_hal_gpio_write(&gpio_usb_dm, 1);
furi_hal_gpio_write(&gpio_usb_dp, 1);
furi_hal_gpio_init_simple(&gpio_usb_dm, GpioModeOutputOpenDrain);
furi_hal_gpio_init_simple(&gpio_usb_dp, GpioModeOutputOpenDrain);
furi_hal_gpio_write(&gpio_usb_dm, 0);
furi_hal_gpio_write(&gpio_usb_dp, 0);
furi_delay_us(5); // Device Driven disconnect: 2.5us + extra to compensate cables
furi_hal_gpio_write(&gpio_usb_dm, 1);
furi_hal_gpio_write(&gpio_usb_dp, 1);
furi_hal_gpio_init_simple(&gpio_usb_dm, GpioModeAnalog);
furi_hal_gpio_init_simple(&gpio_usb_dp, GpioModeAnalog);
furi_hal_gpio_write(&gpio_usb_dm, 0);
furi_hal_gpio_write(&gpio_usb_dp, 0);
// External header pins
furi_hal_resources_init_gpio_pins(GpioModeAnalog);
}
void furi_hal_resources_deinit_early() {
furi_hal_resources_init_input_pins(GpioModeAnalog);
furi_hal_bus_disable(FuriHalBusGPIOA);
furi_hal_bus_disable(FuriHalBusGPIOB);
furi_hal_bus_disable(FuriHalBusGPIOC);
furi_hal_bus_disable(FuriHalBusGPIOD);
furi_hal_bus_disable(FuriHalBusGPIOE);
furi_hal_bus_disable(FuriHalBusGPIOH);
}
void furi_hal_resources_init() {
// Button pins
furi_hal_resources_init_input_pins(GpioModeInterruptRiseFall);
// SD pins
furi_hal_gpio_init(&gpio_sdcard_cd, GpioModeInput, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_write(&gpio_sdcard_cd, 0);
furi_hal_gpio_init(&gpio_ibutton, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(&gpio_nfc_irq_rfid_pull, GpioModeInterruptRise, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(&gpio_rf_sw_0, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
NVIC_SetPriority(EXTI0_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_EnableIRQ(EXTI0_IRQn);
NVIC_SetPriority(EXTI1_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_EnableIRQ(EXTI1_IRQn);
NVIC_SetPriority(EXTI2_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_EnableIRQ(EXTI2_IRQn);
NVIC_SetPriority(EXTI3_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_EnableIRQ(EXTI3_IRQn);
NVIC_SetPriority(EXTI4_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_EnableIRQ(EXTI4_IRQn);
NVIC_SetPriority(EXTI9_5_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_EnableIRQ(EXTI9_5_IRQn);
NVIC_SetPriority(EXTI15_10_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_EnableIRQ(EXTI15_10_IRQn);
FURI_LOG_I(TAG, "Init OK");
}
int32_t furi_hal_resources_get_ext_pin_number(const GpioPin* gpio) {
for(size_t i = 0; i < gpio_pins_count; i++) {
if(gpio_pins[i].pin == gpio) {
return gpio_pins[i].number;
}
}
return -1;
}
+232
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#pragma once
#include <furi.h>
#include <stm32wbxx.h>
#include <stm32wbxx_ll_gpio.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Input Related Constants */
#define INPUT_DEBOUNCE_TICKS 4
/* Input Keys */
typedef enum {
InputKeyUp,
InputKeyDown,
InputKeyRight,
InputKeyLeft,
InputKeyOk,
InputKeyBack,
InputKeyMAX, /**< Special value */
} InputKey;
/* Light */
typedef enum {
LightRed = (1 << 0),
LightGreen = (1 << 1),
LightBlue = (1 << 2),
LightBacklight = (1 << 3),
} Light;
typedef struct {
const GpioPin* gpio;
const InputKey key;
const bool inverted;
const char* name;
} InputPin;
typedef struct {
const GpioPin* pin;
const char* name;
const uint8_t number;
const bool debug;
} GpioPinRecord;
extern const InputPin input_pins[];
extern const size_t input_pins_count;
extern const GpioPinRecord gpio_pins[];
extern const size_t gpio_pins_count;
extern const GpioPin gpio_swdio;
extern const GpioPin gpio_swclk;
extern const GpioPin gpio_vibro;
extern const GpioPin gpio_ibutton;
extern const GpioPin gpio_cc1101_g0;
extern const GpioPin gpio_rf_sw_0;
extern const GpioPin gpio_subghz_cs;
extern const GpioPin gpio_display_cs;
extern const GpioPin gpio_display_rst_n;
extern const GpioPin gpio_display_di;
extern const GpioPin gpio_sdcard_cs;
extern const GpioPin gpio_sdcard_cd;
extern const GpioPin gpio_nfc_cs;
extern const GpioPin gpio_button_up;
extern const GpioPin gpio_button_down;
extern const GpioPin gpio_button_right;
extern const GpioPin gpio_button_left;
extern const GpioPin gpio_button_ok;
extern const GpioPin gpio_button_back;
extern const GpioPin gpio_spi_d_miso;
extern const GpioPin gpio_spi_d_mosi;
extern const GpioPin gpio_spi_d_sck;
extern const GpioPin gpio_spi_r_miso;
extern const GpioPin gpio_spi_r_mosi;
extern const GpioPin gpio_spi_r_sck;
extern const GpioPin gpio_ext_pc0;
extern const GpioPin gpio_ext_pc1;
extern const GpioPin gpio_ext_pc3;
extern const GpioPin gpio_ext_pb2;
extern const GpioPin gpio_ext_pb3;
extern const GpioPin gpio_ext_pa4;
extern const GpioPin gpio_ext_pa6;
extern const GpioPin gpio_ext_pa7;
extern const GpioPin gpio_nfc_irq_rfid_pull;
extern const GpioPin gpio_rfid_carrier_out;
extern const GpioPin gpio_rfid_data_in;
extern const GpioPin gpio_rfid_carrier;
extern const GpioPin gpio_infrared_rx;
extern const GpioPin gpio_infrared_tx;
extern const GpioPin gpio_usart_tx;
extern const GpioPin gpio_usart_rx;
extern const GpioPin gpio_i2c_power_sda;
extern const GpioPin gpio_i2c_power_scl;
extern const GpioPin gpio_speaker;
extern const GpioPin gpio_periph_power;
extern const GpioPin gpio_usb_dm;
extern const GpioPin gpio_usb_dp;
#define BUTTON_BACK_GPIO_Port GPIOC
#define BUTTON_BACK_Pin LL_GPIO_PIN_13
#define BUTTON_DOWN_GPIO_Port GPIOC
#define BUTTON_DOWN_Pin LL_GPIO_PIN_6
#define BUTTON_LEFT_GPIO_Port GPIOB
#define BUTTON_LEFT_Pin LL_GPIO_PIN_11
#define BUTTON_OK_GPIO_Port GPIOH
#define BUTTON_OK_Pin LL_GPIO_PIN_3
#define BUTTON_RIGHT_GPIO_Port GPIOB
#define BUTTON_RIGHT_Pin LL_GPIO_PIN_12
#define BUTTON_UP_GPIO_Port GPIOB
#define BUTTON_UP_Pin LL_GPIO_PIN_10
#define CC1101_CS_GPIO_Port GPIOD
#define CC1101_CS_Pin LL_GPIO_PIN_0
#define CC1101_G0_GPIO_Port GPIOA
#define CC1101_G0_Pin LL_GPIO_PIN_1
#define DISPLAY_CS_GPIO_Port GPIOC
#define DISPLAY_CS_Pin LL_GPIO_PIN_11
#define DISPLAY_DI_GPIO_Port GPIOB
#define DISPLAY_DI_Pin LL_GPIO_PIN_1
#define DISPLAY_RST_GPIO_Port GPIOB
#define DISPLAY_RST_Pin LL_GPIO_PIN_0
#define IR_RX_GPIO_Port GPIOA
#define IR_RX_Pin LL_GPIO_PIN_0
#define IR_TX_GPIO_Port GPIOB
#define IR_TX_Pin LL_GPIO_PIN_9
#define NFC_CS_GPIO_Port GPIOE
#define NFC_CS_Pin LL_GPIO_PIN_4
#define PA4_GPIO_Port GPIOA
#define PA4_Pin LL_GPIO_PIN_4
#define PA6_GPIO_Port GPIOA
#define PA6_Pin LL_GPIO_PIN_6
#define PA7_GPIO_Port GPIOA
#define PA7_Pin LL_GPIO_PIN_7
#define PB2_GPIO_Port GPIOB
#define PB2_Pin LL_GPIO_PIN_2
#define PB3_GPIO_Port GPIOB
#define PB3_Pin LL_GPIO_PIN_3
#define PC0_GPIO_Port GPIOC
#define PC0_Pin LL_GPIO_PIN_0
#define PC1_GPIO_Port GPIOC
#define PC1_Pin LL_GPIO_PIN_1
#define PC3_GPIO_Port GPIOC
#define PC3_Pin LL_GPIO_PIN_3
#define QUARTZ_32MHZ_IN_GPIO_Port GPIOC
#define QUARTZ_32MHZ_IN_Pin LL_GPIO_PIN_14
#define QUARTZ_32MHZ_OUT_GPIO_Port GPIOC
#define QUARTZ_32MHZ_OUT_Pin LL_GPIO_PIN_15
#define RFID_OUT_GPIO_Port GPIOB
#define RFID_OUT_Pin LL_GPIO_PIN_13
#define RFID_PULL_GPIO_Port GPIOA
#define RFID_PULL_Pin LL_GPIO_PIN_2
#define RFID_RF_IN_GPIO_Port GPIOC
#define RFID_RF_IN_Pin LL_GPIO_PIN_5
#define RFID_CARRIER_GPIO_Port GPIOA
#define RFID_CARRIER_Pin LL_GPIO_PIN_15
#define RF_SW_0_GPIO_Port GPIOC
#define RF_SW_0_Pin LL_GPIO_PIN_4
#define SD_CD_GPIO_Port GPIOC
#define SD_CD_Pin LL_GPIO_PIN_10
#define SD_CS_GPIO_Port GPIOC
#define SD_CS_Pin LL_GPIO_PIN_12
#define SPEAKER_GPIO_Port GPIOB
#define SPEAKER_Pin LL_GPIO_PIN_8
#define VIBRO_GPIO_Port GPIOA
#define VIBRO_Pin LL_GPIO_PIN_8
#define iBTN_GPIO_Port GPIOB
#define iBTN_Pin LL_GPIO_PIN_14
#define USART1_TX_Pin LL_GPIO_PIN_6
#define USART1_TX_Port GPIOB
#define USART1_RX_Pin LL_GPIO_PIN_7
#define USART1_RX_Port GPIOB
#define SPI_D_MISO_GPIO_Port GPIOC
#define SPI_D_MISO_Pin LL_GPIO_PIN_2
#define SPI_D_MOSI_GPIO_Port GPIOB
#define SPI_D_MOSI_Pin LL_GPIO_PIN_15
#define SPI_D_SCK_GPIO_Port GPIOD
#define SPI_D_SCK_Pin LL_GPIO_PIN_1
#define SPI_R_MISO_GPIO_Port GPIOB
#define SPI_R_MISO_Pin LL_GPIO_PIN_4
#define SPI_R_MOSI_GPIO_Port GPIOB
#define SPI_R_MOSI_Pin LL_GPIO_PIN_5
#define SPI_R_SCK_GPIO_Port GPIOA
#define SPI_R_SCK_Pin LL_GPIO_PIN_5
#define NFC_IRQ_Pin RFID_PULL_Pin
#define NFC_IRQ_GPIO_Port RFID_PULL_GPIO_Port
void furi_hal_resources_init_early();
void furi_hal_resources_deinit_early();
void furi_hal_resources_init();
/**
* Get a corresponding external connector pin number for a gpio
* @param gpio GpioPin
* @return pin number or -1 if gpio is not on the external connector
*/
int32_t furi_hal_resources_get_ext_pin_number(const GpioPin* gpio);
#ifdef __cplusplus
}
#endif
+588
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#include <furi_hal_rfid.h>
#include <furi_hal_ibutton.h>
#include <furi_hal_interrupt.h>
#include <furi_hal_resources.h>
#include <furi_hal_bus.h>
#include <furi.h>
#include <stm32wbxx_ll_tim.h>
#include <stm32wbxx_ll_comp.h>
#include <stm32wbxx_ll_dma.h>
#define FURI_HAL_RFID_READ_TIMER TIM1
#define FURI_HAL_RFID_READ_TIMER_BUS FuriHalBusTIM1
#define FURI_HAL_RFID_READ_TIMER_CHANNEL LL_TIM_CHANNEL_CH1N
// We can't use N channel for LL_TIM_OC_Init, so...
#define FURI_HAL_RFID_READ_TIMER_CHANNEL_CONFIG LL_TIM_CHANNEL_CH1
#define FURI_HAL_RFID_EMULATE_TIMER TIM2
#define FURI_HAL_RFID_EMULATE_TIMER_BUS FuriHalBusTIM2
#define FURI_HAL_RFID_EMULATE_TIMER_IRQ FuriHalInterruptIdTIM2
#define FURI_HAL_RFID_EMULATE_TIMER_CHANNEL LL_TIM_CHANNEL_CH3
#define RFID_CAPTURE_TIM TIM2
#define RFID_CAPTURE_TIM_BUS FuriHalBusTIM2
#define RFID_CAPTURE_IND_CH LL_TIM_CHANNEL_CH3
#define RFID_CAPTURE_DIR_CH LL_TIM_CHANNEL_CH4
// Field presence detection
#define FURI_HAL_RFID_FIELD_FREQUENCY_MIN 80000
#define FURI_HAL_RFID_FIELD_FREQUENCY_MAX 200000
#define FURI_HAL_RFID_FIELD_COUNTER_TIMER TIM2
#define FURI_HAL_RFID_FIELD_COUNTER_TIMER_BUS FuriHalBusTIM2
#define FURI_HAL_RFID_FIELD_COUNTER_TIMER_CHANNEL LL_TIM_CHANNEL_CH3
#define FURI_HAL_RFID_FIELD_TIMEOUT_TIMER TIM1
#define FURI_HAL_RFID_FIELD_TIMEOUT_TIMER_BUS FuriHalBusTIM1
#define FURI_HAL_RFID_FIELD_DMAMUX_DMA LL_DMAMUX_REQ_TIM1_UP
/* DMA Channels definition */
#define RFID_DMA DMA2
#define RFID_DMA_CH1_CHANNEL LL_DMA_CHANNEL_1
#define RFID_DMA_CH2_CHANNEL LL_DMA_CHANNEL_2
#define RFID_DMA_CH1_IRQ FuriHalInterruptIdDma2Ch1
#define RFID_DMA_CH1_DEF RFID_DMA, RFID_DMA_CH1_CHANNEL
#define RFID_DMA_CH2_DEF RFID_DMA, RFID_DMA_CH2_CHANNEL
typedef struct {
uint32_t counter;
uint32_t set_tim_counter_cnt;
} FuriHalRfidField;
typedef struct {
FuriHalRfidDMACallback dma_callback;
FuriHalRfidReadCaptureCallback read_capture_callback;
void* context;
FuriHalRfidField field;
} FuriHalRfid;
FuriHalRfid* furi_hal_rfid = NULL;
#define LFRFID_LL_READ_TIM TIM1
#define LFRFID_LL_READ_CONFIG_CHANNEL LL_TIM_CHANNEL_CH1
#define LFRFID_LL_READ_CHANNEL LL_TIM_CHANNEL_CH1N
#define LFRFID_LL_EMULATE_TIM TIM2
#define LFRFID_LL_EMULATE_CHANNEL LL_TIM_CHANNEL_CH3
void furi_hal_rfid_init() {
furi_assert(furi_hal_rfid == NULL);
furi_hal_rfid = malloc(sizeof(FuriHalRfid));
furi_hal_rfid->field.counter = 0;
furi_hal_rfid->field.set_tim_counter_cnt = 0;
furi_hal_rfid_pins_reset();
LL_COMP_InitTypeDef COMP_InitStruct = {0};
COMP_InitStruct.PowerMode = LL_COMP_POWERMODE_MEDIUMSPEED;
COMP_InitStruct.InputPlus = LL_COMP_INPUT_PLUS_IO1;
COMP_InitStruct.InputMinus = LL_COMP_INPUT_MINUS_1_2VREFINT;
COMP_InitStruct.InputHysteresis = LL_COMP_HYSTERESIS_HIGH;
COMP_InitStruct.OutputPolarity = LL_COMP_OUTPUTPOL_NONINVERTED;
COMP_InitStruct.OutputBlankingSource = LL_COMP_BLANKINGSRC_NONE;
LL_COMP_Init(COMP1, &COMP_InitStruct);
LL_COMP_SetCommonWindowMode(__LL_COMP_COMMON_INSTANCE(COMP1), LL_COMP_WINDOWMODE_DISABLE);
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_20);
LL_EXTI_EnableFallingTrig_0_31(LL_EXTI_LINE_20);
LL_EXTI_EnableRisingTrig_0_31(LL_EXTI_LINE_20);
LL_EXTI_DisableEvent_0_31(LL_EXTI_LINE_20);
LL_EXTI_EnableIT_0_31(LL_EXTI_LINE_20);
NVIC_SetPriority(COMP_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_EnableIRQ(COMP_IRQn);
}
void furi_hal_rfid_pins_reset() {
// ibutton bus disable
furi_hal_ibutton_pin_reset();
// pulldown rfid antenna
furi_hal_gpio_init(&gpio_rfid_carrier_out, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_write(&gpio_rfid_carrier_out, false);
// from both sides
furi_hal_gpio_init(&gpio_nfc_irq_rfid_pull, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_write(&gpio_nfc_irq_rfid_pull, true);
furi_hal_gpio_init_simple(&gpio_rfid_carrier, GpioModeAnalog);
furi_hal_gpio_init(&gpio_rfid_data_in, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
}
static void furi_hal_rfid_pins_emulate() {
// ibutton low
furi_hal_ibutton_pin_configure();
furi_hal_ibutton_pin_write(false);
// pull pin to timer out
furi_hal_gpio_init_ex(
&gpio_nfc_irq_rfid_pull,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedLow,
GpioAltFn1TIM2);
// pull rfid antenna from carrier side
furi_hal_gpio_init(&gpio_rfid_carrier_out, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_write(&gpio_rfid_carrier_out, false);
furi_hal_gpio_init_ex(
&gpio_rfid_carrier, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedLow, GpioAltFn2TIM2);
}
static void furi_hal_rfid_pins_read() {
// ibutton low
furi_hal_ibutton_pin_configure();
furi_hal_ibutton_pin_write(false);
// dont pull rfid antenna
furi_hal_gpio_init(&gpio_nfc_irq_rfid_pull, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_write(&gpio_nfc_irq_rfid_pull, false);
// carrier pin to timer out
furi_hal_gpio_init_ex(
&gpio_rfid_carrier_out,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedLow,
GpioAltFn1TIM1);
// comparator in
furi_hal_gpio_init(&gpio_rfid_data_in, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
}
static void furi_hal_rfid_pins_field() {
// ibutton low
furi_hal_ibutton_pin_configure();
furi_hal_ibutton_pin_write(false);
// pull pin to timer out
furi_hal_gpio_init(&gpio_nfc_irq_rfid_pull, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_write(&gpio_nfc_irq_rfid_pull, false);
// pull rfid antenna from carrier side
furi_hal_gpio_init(&gpio_rfid_carrier_out, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_write(&gpio_rfid_carrier_out, false);
furi_hal_gpio_init_ex(
&gpio_rfid_carrier, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedLow, GpioAltFn2TIM2);
}
void furi_hal_rfid_pin_pull_release() {
furi_hal_gpio_write(&gpio_nfc_irq_rfid_pull, true);
}
void furi_hal_rfid_pin_pull_pulldown() {
furi_hal_gpio_write(&gpio_nfc_irq_rfid_pull, false);
}
void furi_hal_rfid_tim_read_start(float freq, float duty_cycle) {
furi_hal_bus_enable(FURI_HAL_RFID_READ_TIMER_BUS);
furi_hal_rfid_pins_read();
LL_TIM_InitTypeDef TIM_InitStruct = {0};
TIM_InitStruct.Autoreload = (SystemCoreClock / freq) - 1;
LL_TIM_Init(FURI_HAL_RFID_READ_TIMER, &TIM_InitStruct);
LL_TIM_DisableARRPreload(FURI_HAL_RFID_READ_TIMER);
LL_TIM_OC_InitTypeDef TIM_OC_InitStruct = {0};
TIM_OC_InitStruct.OCMode = LL_TIM_OCMODE_PWM1;
TIM_OC_InitStruct.OCNState = LL_TIM_OCSTATE_ENABLE;
TIM_OC_InitStruct.CompareValue = TIM_InitStruct.Autoreload * duty_cycle;
LL_TIM_OC_Init(
FURI_HAL_RFID_READ_TIMER, FURI_HAL_RFID_READ_TIMER_CHANNEL_CONFIG, &TIM_OC_InitStruct);
LL_TIM_EnableCounter(FURI_HAL_RFID_READ_TIMER);
furi_hal_rfid_tim_read_continue();
}
void furi_hal_rfid_tim_read_continue() {
LL_TIM_EnableAllOutputs(FURI_HAL_RFID_READ_TIMER);
}
void furi_hal_rfid_tim_read_pause() {
LL_TIM_DisableAllOutputs(FURI_HAL_RFID_READ_TIMER);
}
void furi_hal_rfid_tim_read_stop() {
furi_hal_bus_disable(FURI_HAL_RFID_READ_TIMER_BUS);
}
static void furi_hal_rfid_tim_emulate() {
LL_TIM_SetPrescaler(FURI_HAL_RFID_EMULATE_TIMER, 0);
LL_TIM_SetCounterMode(FURI_HAL_RFID_EMULATE_TIMER, LL_TIM_COUNTERMODE_UP);
LL_TIM_SetAutoReload(FURI_HAL_RFID_EMULATE_TIMER, 1);
LL_TIM_DisableARRPreload(FURI_HAL_RFID_EMULATE_TIMER);
LL_TIM_SetRepetitionCounter(FURI_HAL_RFID_EMULATE_TIMER, 0);
LL_TIM_SetClockDivision(FURI_HAL_RFID_EMULATE_TIMER, LL_TIM_CLOCKDIVISION_DIV1);
LL_TIM_SetClockSource(FURI_HAL_RFID_EMULATE_TIMER, LL_TIM_CLOCKSOURCE_EXT_MODE2);
LL_TIM_ConfigETR(
FURI_HAL_RFID_EMULATE_TIMER,
LL_TIM_ETR_POLARITY_INVERTED,
LL_TIM_ETR_PRESCALER_DIV1,
LL_TIM_ETR_FILTER_FDIV1);
LL_TIM_OC_InitTypeDef TIM_OC_InitStruct = {0};
TIM_OC_InitStruct.OCMode = LL_TIM_OCMODE_PWM1;
TIM_OC_InitStruct.OCState = LL_TIM_OCSTATE_ENABLE;
TIM_OC_InitStruct.CompareValue = 1;
LL_TIM_OC_Init(
FURI_HAL_RFID_EMULATE_TIMER, FURI_HAL_RFID_EMULATE_TIMER_CHANNEL, &TIM_OC_InitStruct);
LL_TIM_GenerateEvent_UPDATE(FURI_HAL_RFID_EMULATE_TIMER);
}
static void furi_hal_capture_dma_isr(void* context) {
UNUSED(context);
// Channel 3, positive level
if(LL_TIM_IsActiveFlag_CC3(RFID_CAPTURE_TIM)) {
LL_TIM_ClearFlag_CC3(RFID_CAPTURE_TIM);
furi_hal_rfid->read_capture_callback(
true, LL_TIM_IC_GetCaptureCH3(RFID_CAPTURE_TIM), furi_hal_rfid->context);
}
// Channel 4, overall level
if(LL_TIM_IsActiveFlag_CC4(RFID_CAPTURE_TIM)) {
LL_TIM_ClearFlag_CC4(RFID_CAPTURE_TIM);
LL_TIM_SetCounter(RFID_CAPTURE_TIM, 0);
furi_hal_rfid->read_capture_callback(
false, LL_TIM_IC_GetCaptureCH4(RFID_CAPTURE_TIM), furi_hal_rfid->context);
}
}
void furi_hal_rfid_tim_read_capture_start(FuriHalRfidReadCaptureCallback callback, void* context) {
furi_assert(furi_hal_rfid);
furi_hal_rfid->read_capture_callback = callback;
furi_hal_rfid->context = context;
furi_hal_bus_enable(RFID_CAPTURE_TIM_BUS);
// Timer: base
LL_TIM_InitTypeDef TIM_InitStruct = {0};
TIM_InitStruct.Prescaler = 64 - 1;
TIM_InitStruct.CounterMode = LL_TIM_COUNTERMODE_UP;
TIM_InitStruct.Autoreload = UINT32_MAX;
TIM_InitStruct.ClockDivision = LL_TIM_CLOCKDIVISION_DIV1;
LL_TIM_Init(RFID_CAPTURE_TIM, &TIM_InitStruct);
// Timer: advanced
LL_TIM_SetClockSource(RFID_CAPTURE_TIM, LL_TIM_CLOCKSOURCE_INTERNAL);
LL_TIM_DisableARRPreload(RFID_CAPTURE_TIM);
LL_TIM_SetTriggerInput(RFID_CAPTURE_TIM, LL_TIM_TS_TI2FP2);
LL_TIM_SetSlaveMode(RFID_CAPTURE_TIM, LL_TIM_SLAVEMODE_DISABLED);
LL_TIM_SetTriggerOutput(RFID_CAPTURE_TIM, LL_TIM_TRGO_RESET);
LL_TIM_EnableMasterSlaveMode(RFID_CAPTURE_TIM);
LL_TIM_DisableDMAReq_TRIG(RFID_CAPTURE_TIM);
LL_TIM_DisableIT_TRIG(RFID_CAPTURE_TIM);
LL_TIM_SetRemap(RFID_CAPTURE_TIM, LL_TIM_TIM2_TI4_RMP_COMP1);
// Timer: channel 3 indirect
LL_TIM_IC_SetActiveInput(RFID_CAPTURE_TIM, RFID_CAPTURE_IND_CH, LL_TIM_ACTIVEINPUT_INDIRECTTI);
LL_TIM_IC_SetPrescaler(RFID_CAPTURE_TIM, RFID_CAPTURE_IND_CH, LL_TIM_ICPSC_DIV1);
LL_TIM_IC_SetPolarity(RFID_CAPTURE_TIM, RFID_CAPTURE_IND_CH, LL_TIM_IC_POLARITY_FALLING);
LL_TIM_IC_SetFilter(RFID_CAPTURE_TIM, RFID_CAPTURE_IND_CH, LL_TIM_IC_FILTER_FDIV1);
// Timer: channel 4 direct
LL_TIM_IC_SetActiveInput(RFID_CAPTURE_TIM, RFID_CAPTURE_DIR_CH, LL_TIM_ACTIVEINPUT_DIRECTTI);
LL_TIM_IC_SetPrescaler(RFID_CAPTURE_TIM, RFID_CAPTURE_DIR_CH, LL_TIM_ICPSC_DIV1);
LL_TIM_IC_SetPolarity(RFID_CAPTURE_TIM, RFID_CAPTURE_DIR_CH, LL_TIM_IC_POLARITY_RISING);
LL_TIM_IC_SetFilter(RFID_CAPTURE_TIM, RFID_CAPTURE_DIR_CH, LL_TIM_IC_FILTER_FDIV1);
furi_hal_interrupt_set_isr(FURI_HAL_RFID_EMULATE_TIMER_IRQ, furi_hal_capture_dma_isr, NULL);
LL_TIM_EnableIT_CC3(RFID_CAPTURE_TIM);
LL_TIM_EnableIT_CC4(RFID_CAPTURE_TIM);
LL_TIM_CC_EnableChannel(RFID_CAPTURE_TIM, RFID_CAPTURE_IND_CH);
LL_TIM_CC_EnableChannel(RFID_CAPTURE_TIM, RFID_CAPTURE_DIR_CH);
LL_TIM_SetCounter(RFID_CAPTURE_TIM, 0);
LL_TIM_EnableCounter(RFID_CAPTURE_TIM);
furi_hal_rfid_comp_start();
}
void furi_hal_rfid_tim_read_capture_stop() {
furi_hal_rfid_comp_stop();
furi_hal_interrupt_set_isr(FURI_HAL_RFID_EMULATE_TIMER_IRQ, NULL, NULL);
furi_hal_bus_disable(RFID_CAPTURE_TIM_BUS);
}
static void furi_hal_rfid_dma_isr() {
#if RFID_DMA_CH1_CHANNEL == LL_DMA_CHANNEL_1
if(LL_DMA_IsActiveFlag_HT1(RFID_DMA)) {
LL_DMA_ClearFlag_HT1(RFID_DMA);
furi_hal_rfid->dma_callback(true, furi_hal_rfid->context);
}
if(LL_DMA_IsActiveFlag_TC1(RFID_DMA)) {
LL_DMA_ClearFlag_TC1(RFID_DMA);
furi_hal_rfid->dma_callback(false, furi_hal_rfid->context);
}
#else
#error Update this code. Would you kindly?
#endif
}
void furi_hal_rfid_tim_emulate_dma_start(
uint32_t* duration,
uint32_t* pulse,
size_t length,
FuriHalRfidDMACallback callback,
void* context) {
furi_assert(furi_hal_rfid);
// setup interrupts
furi_hal_rfid->dma_callback = callback;
furi_hal_rfid->context = context;
// setup pins
furi_hal_rfid_pins_emulate();
// configure timer
furi_hal_bus_enable(FURI_HAL_RFID_EMULATE_TIMER_BUS);
furi_hal_rfid_tim_emulate();
LL_TIM_OC_SetPolarity(
FURI_HAL_RFID_EMULATE_TIMER, FURI_HAL_RFID_EMULATE_TIMER_CHANNEL, LL_TIM_OCPOLARITY_HIGH);
LL_TIM_EnableDMAReq_UPDATE(FURI_HAL_RFID_EMULATE_TIMER);
// configure DMA "mem -> ARR" channel
LL_DMA_InitTypeDef dma_config = {0};
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (FURI_HAL_RFID_EMULATE_TIMER->ARR);
dma_config.MemoryOrM2MDstAddress = (uint32_t)duration;
dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH;
dma_config.Mode = LL_DMA_MODE_CIRCULAR;
dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT;
dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT;
dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_WORD;
dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_WORD;
dma_config.NbData = length;
dma_config.PeriphRequest = LL_DMAMUX_REQ_TIM2_UP;
dma_config.Priority = LL_DMA_MODE_NORMAL;
LL_DMA_Init(RFID_DMA_CH1_DEF, &dma_config);
LL_DMA_EnableChannel(RFID_DMA_CH1_DEF);
// configure DMA "mem -> CCR3" channel
#if FURI_HAL_RFID_EMULATE_TIMER_CHANNEL == LL_TIM_CHANNEL_CH3
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (FURI_HAL_RFID_EMULATE_TIMER->CCR3);
#else
#error Update this code. Would you kindly?
#endif
dma_config.MemoryOrM2MDstAddress = (uint32_t)pulse;
dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH;
dma_config.Mode = LL_DMA_MODE_CIRCULAR;
dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT;
dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT;
dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_WORD;
dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_WORD;
dma_config.NbData = length;
dma_config.PeriphRequest = LL_DMAMUX_REQ_TIM2_UP;
dma_config.Priority = LL_DMA_MODE_NORMAL;
LL_DMA_Init(RFID_DMA_CH2_DEF, &dma_config);
LL_DMA_EnableChannel(RFID_DMA_CH2_DEF);
// attach interrupt to one of DMA channels
furi_hal_interrupt_set_isr(RFID_DMA_CH1_IRQ, furi_hal_rfid_dma_isr, NULL);
LL_DMA_EnableIT_TC(RFID_DMA_CH1_DEF);
LL_DMA_EnableIT_HT(RFID_DMA_CH1_DEF);
// start
LL_TIM_EnableAllOutputs(FURI_HAL_RFID_EMULATE_TIMER);
LL_TIM_SetCounter(FURI_HAL_RFID_EMULATE_TIMER, 0);
LL_TIM_EnableCounter(FURI_HAL_RFID_EMULATE_TIMER);
}
void furi_hal_rfid_tim_emulate_dma_stop() {
LL_TIM_DisableCounter(FURI_HAL_RFID_EMULATE_TIMER);
LL_TIM_DisableAllOutputs(FURI_HAL_RFID_EMULATE_TIMER);
furi_hal_interrupt_set_isr(RFID_DMA_CH1_IRQ, NULL, NULL);
LL_DMA_DisableIT_TC(RFID_DMA_CH1_DEF);
LL_DMA_DisableIT_HT(RFID_DMA_CH1_DEF);
FURI_CRITICAL_ENTER();
LL_DMA_DeInit(RFID_DMA_CH1_DEF);
LL_DMA_DeInit(RFID_DMA_CH2_DEF);
furi_hal_bus_disable(FURI_HAL_RFID_EMULATE_TIMER_BUS);
FURI_CRITICAL_EXIT();
}
void furi_hal_rfid_set_read_period(uint32_t period) {
LL_TIM_SetAutoReload(FURI_HAL_RFID_READ_TIMER, period);
}
void furi_hal_rfid_set_read_pulse(uint32_t pulse) {
#if FURI_HAL_RFID_READ_TIMER_CHANNEL == LL_TIM_CHANNEL_CH1N
LL_TIM_OC_SetCompareCH1(FURI_HAL_RFID_READ_TIMER, pulse);
#else
#error Update this code. Would you kindly?
#endif
}
void furi_hal_rfid_comp_start() {
LL_COMP_Enable(COMP1);
// Magic
uint32_t wait_loop_index = ((80 / 10UL) * ((SystemCoreClock / (100000UL * 2UL)) + 1UL));
while(wait_loop_index) {
wait_loop_index--;
}
}
void furi_hal_rfid_comp_stop() {
LL_COMP_Disable(COMP1);
}
FuriHalRfidCompCallback furi_hal_rfid_comp_callback = NULL;
void* furi_hal_rfid_comp_callback_context = NULL;
void furi_hal_rfid_comp_set_callback(FuriHalRfidCompCallback callback, void* context) {
FURI_CRITICAL_ENTER();
furi_hal_rfid_comp_callback = callback;
furi_hal_rfid_comp_callback_context = context;
__DMB();
FURI_CRITICAL_EXIT();
}
/* Comparator trigger event */
void COMP_IRQHandler() {
if(LL_EXTI_IsActiveFlag_0_31(LL_EXTI_LINE_20)) {
LL_EXTI_ClearFlag_0_31(LL_EXTI_LINE_20);
}
if(furi_hal_rfid_comp_callback) {
furi_hal_rfid_comp_callback(
(LL_COMP_ReadOutputLevel(COMP1) == LL_COMP_OUTPUT_LEVEL_LOW),
furi_hal_rfid_comp_callback_context);
}
}
static void furi_hal_rfid_field_tim_setup() {
// setup timer counter
furi_hal_bus_enable(FURI_HAL_RFID_FIELD_COUNTER_TIMER_BUS);
LL_TIM_SetPrescaler(FURI_HAL_RFID_FIELD_COUNTER_TIMER, 0);
LL_TIM_SetCounterMode(FURI_HAL_RFID_FIELD_COUNTER_TIMER, LL_TIM_COUNTERMODE_UP);
LL_TIM_SetAutoReload(FURI_HAL_RFID_FIELD_COUNTER_TIMER, 0xFFFFFFFF);
LL_TIM_DisableARRPreload(FURI_HAL_RFID_FIELD_COUNTER_TIMER);
LL_TIM_SetRepetitionCounter(FURI_HAL_RFID_FIELD_COUNTER_TIMER, 0);
LL_TIM_SetClockDivision(FURI_HAL_RFID_FIELD_COUNTER_TIMER, LL_TIM_CLOCKDIVISION_DIV1);
LL_TIM_SetClockSource(FURI_HAL_RFID_FIELD_COUNTER_TIMER, LL_TIM_CLOCKSOURCE_EXT_MODE2);
LL_TIM_ConfigETR(
FURI_HAL_RFID_FIELD_COUNTER_TIMER,
LL_TIM_ETR_POLARITY_INVERTED,
LL_TIM_ETR_PRESCALER_DIV1,
LL_TIM_ETR_FILTER_FDIV1);
LL_TIM_OC_InitTypeDef TIM_OC_InitStruct = {0};
TIM_OC_InitStruct.OCMode = LL_TIM_OCMODE_PWM1;
TIM_OC_InitStruct.OCState = LL_TIM_OCSTATE_ENABLE;
TIM_OC_InitStruct.CompareValue = 1;
LL_TIM_OC_Init(
FURI_HAL_RFID_FIELD_COUNTER_TIMER,
FURI_HAL_RFID_FIELD_COUNTER_TIMER_CHANNEL,
&TIM_OC_InitStruct);
LL_TIM_GenerateEvent_UPDATE(FURI_HAL_RFID_FIELD_COUNTER_TIMER);
LL_TIM_OC_SetPolarity(
FURI_HAL_RFID_FIELD_COUNTER_TIMER,
FURI_HAL_RFID_FIELD_COUNTER_TIMER_CHANNEL,
LL_TIM_OCPOLARITY_HIGH);
LL_TIM_EnableDMAReq_UPDATE(FURI_HAL_RFID_FIELD_COUNTER_TIMER);
// setup timer timeouts dma
furi_hal_bus_enable(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER_BUS);
LL_TIM_SetPrescaler(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER, 64000 - 1);
LL_TIM_SetCounterMode(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER, LL_TIM_COUNTERMODE_UP);
LL_TIM_SetAutoReload(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER, 100 - 1); // 100 ms
LL_TIM_SetClockDivision(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER, LL_TIM_CLOCKDIVISION_DIV1);
LL_TIM_SetClockSource(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER, LL_TIM_CLOCKSOURCE_INTERNAL);
LL_TIM_DisableARRPreload(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER);
LL_TIM_EnableDMAReq_UPDATE(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER);
LL_TIM_GenerateEvent_UPDATE(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER);
}
void furi_hal_rfid_field_detect_start(void) {
// setup pins
furi_hal_rfid_pins_field();
// configure timer
furi_hal_rfid_field_tim_setup();
// configure DMA "TIM_COUNTER_CNT -> counter"
LL_DMA_SetMemoryAddress(RFID_DMA_CH1_DEF, (uint32_t) & (furi_hal_rfid->field.counter));
LL_DMA_SetPeriphAddress(
RFID_DMA_CH1_DEF, (uint32_t) & (FURI_HAL_RFID_FIELD_COUNTER_TIMER->CNT));
LL_DMA_ConfigTransfer(
RFID_DMA_CH1_DEF,
LL_DMA_DIRECTION_PERIPH_TO_MEMORY | LL_DMA_MODE_CIRCULAR | LL_DMA_PERIPH_NOINCREMENT |
LL_DMA_MEMORY_NOINCREMENT | LL_DMA_PDATAALIGN_WORD | LL_DMA_MDATAALIGN_WORD |
LL_DMA_PRIORITY_MEDIUM);
LL_DMA_SetDataLength(RFID_DMA_CH1_DEF, 1);
LL_DMA_SetPeriphRequest(RFID_DMA_CH1_DEF, FURI_HAL_RFID_FIELD_DMAMUX_DMA);
LL_DMA_EnableChannel(RFID_DMA_CH1_DEF);
// configure DMA "mem -> TIM_COUNTER_CNT"
LL_DMA_SetMemoryAddress(
RFID_DMA_CH2_DEF, (uint32_t) & (furi_hal_rfid->field.set_tim_counter_cnt));
LL_DMA_SetPeriphAddress(
RFID_DMA_CH2_DEF, (uint32_t) & (FURI_HAL_RFID_FIELD_COUNTER_TIMER->CNT));
LL_DMA_ConfigTransfer(
RFID_DMA_CH2_DEF,
LL_DMA_DIRECTION_MEMORY_TO_PERIPH | LL_DMA_MODE_CIRCULAR | LL_DMA_PERIPH_NOINCREMENT |
LL_DMA_MEMORY_NOINCREMENT | LL_DMA_PDATAALIGN_WORD | LL_DMA_MDATAALIGN_WORD |
LL_DMA_PRIORITY_LOW);
LL_DMA_SetDataLength(RFID_DMA_CH2_DEF, 1);
LL_DMA_SetPeriphRequest(RFID_DMA_CH2_DEF, FURI_HAL_RFID_FIELD_DMAMUX_DMA);
LL_DMA_EnableChannel(RFID_DMA_CH2_DEF);
// start tim counter
LL_TIM_EnableAllOutputs(FURI_HAL_RFID_FIELD_COUNTER_TIMER);
LL_TIM_SetCounter(FURI_HAL_RFID_FIELD_COUNTER_TIMER, 0);
LL_TIM_EnableCounter(FURI_HAL_RFID_FIELD_COUNTER_TIMER);
// start tim timeout
LL_TIM_SetCounter(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER, 0);
LL_TIM_EnableCounter(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER);
LL_TIM_EnableIT_UPDATE(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER);
}
void furi_hal_rfid_field_detect_stop(void) {
LL_TIM_DisableCounter(FURI_HAL_RFID_FIELD_COUNTER_TIMER);
LL_TIM_DisableAllOutputs(FURI_HAL_RFID_FIELD_COUNTER_TIMER);
LL_TIM_DisableCounter(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER);
FURI_CRITICAL_ENTER();
LL_DMA_DeInit(RFID_DMA_CH1_DEF);
LL_DMA_DeInit(RFID_DMA_CH2_DEF);
furi_hal_bus_disable(FURI_HAL_RFID_FIELD_COUNTER_TIMER_BUS);
furi_hal_bus_disable(FURI_HAL_RFID_FIELD_TIMEOUT_TIMER_BUS);
furi_hal_rfid_pins_reset();
FURI_CRITICAL_EXIT();
}
bool furi_hal_rfid_field_is_present(uint32_t* frequency) {
*frequency = furi_hal_rfid->field.counter * 10;
return (
(*frequency >= FURI_HAL_RFID_FIELD_FREQUENCY_MIN) &&
(*frequency <= FURI_HAL_RFID_FIELD_FREQUENCY_MAX));
}
+106
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@@ -0,0 +1,106 @@
/**
* @file furi_hal_rfid.h
* RFID HAL API
*/
#pragma once
#include <stdint.h>
#include <stdbool.h>
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Initialize RFID subsystem
*/
void furi_hal_rfid_init();
/** Config rfid pins to reset state
*/
void furi_hal_rfid_pins_reset();
/** Release rfid pull pin
*/
void furi_hal_rfid_pin_pull_release();
/** Pulldown rfid pull pin
*/
void furi_hal_rfid_pin_pull_pulldown();
/** Start read timer
* @param freq timer frequency
* @param duty_cycle timer duty cycle, 0.0-1.0
*/
void furi_hal_rfid_tim_read_start(float freq, float duty_cycle);
/** Pause read timer, to be able to continue later
*/
void furi_hal_rfid_tim_read_pause();
/** Continue read timer
*/
void furi_hal_rfid_tim_read_continue();
/** Stop read timer
*/
void furi_hal_rfid_tim_read_stop();
typedef void (*FuriHalRfidReadCaptureCallback)(bool level, uint32_t duration, void* context);
void furi_hal_rfid_tim_read_capture_start(FuriHalRfidReadCaptureCallback callback, void* context);
void furi_hal_rfid_tim_read_capture_stop();
typedef void (*FuriHalRfidDMACallback)(bool half, void* context);
void furi_hal_rfid_tim_emulate_dma_start(
uint32_t* duration,
uint32_t* pulse,
size_t length,
FuriHalRfidDMACallback callback,
void* context);
void furi_hal_rfid_tim_emulate_dma_stop();
/** Set read timer period
*
* @param period overall duration
*/
void furi_hal_rfid_set_read_period(uint32_t period);
/** Set read timer pulse
*
* @param pulse duration of high level
*/
void furi_hal_rfid_set_read_pulse(uint32_t pulse);
/** Start/Enable comparator */
void furi_hal_rfid_comp_start();
/** Stop/Disable comparator */
void furi_hal_rfid_comp_stop();
typedef void (*FuriHalRfidCompCallback)(bool level, void* context);
/** Set comparator callback */
void furi_hal_rfid_comp_set_callback(FuriHalRfidCompCallback callback, void* context);
/** Start/Enable Field Presence detect */
void furi_hal_rfid_field_detect_start();
/** Stop/Disable Field Presence detect */
void furi_hal_rfid_field_detect_stop();
/** Check Field Presence
*
* @param[out] frequency pointer to frequency value to be set if filed detected
*
* @return true if field is present, false if not
*/
bool furi_hal_rfid_field_is_present(uint32_t* frequency);
#ifdef __cplusplus
}
#endif
+431
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@@ -0,0 +1,431 @@
#include <furi_hal_rtc.h>
#include <furi_hal_light.h>
#include <furi_hal_debug.h>
#include <stm32wbxx_ll_pwr.h>
#include <stm32wbxx_ll_bus.h>
#include <stm32wbxx_ll_rcc.h>
#include <stm32wbxx_ll_rtc.h>
#include <stm32wbxx_ll_utils.h>
#include <furi.h>
#define TAG "FuriHalRtc"
#define FURI_HAL_RTC_LSE_STARTUP_TIME 300
#define FURI_HAL_RTC_CLOCK_IS_READY() (LL_RCC_LSE_IsReady() && LL_RCC_LSI1_IsReady())
#define FURI_HAL_RTC_HEADER_MAGIC 0x10F1
#define FURI_HAL_RTC_HEADER_VERSION 0
typedef struct {
uint16_t magic;
uint8_t version;
uint8_t unused;
} FuriHalRtcHeader;
typedef struct {
uint8_t log_level : 4;
uint8_t log_reserved : 4;
uint8_t flags;
FuriHalRtcBootMode boot_mode : 4;
FuriHalRtcHeapTrackMode heap_track_mode : 2;
FuriHalRtcLocaleUnits locale_units : 1;
FuriHalRtcLocaleTimeFormat locale_timeformat : 1;
FuriHalRtcLocaleDateFormat locale_dateformat : 2;
uint8_t reserved : 6;
} SystemReg;
_Static_assert(sizeof(SystemReg) == 4, "SystemReg size mismatch");
#define FURI_HAL_RTC_SECONDS_PER_MINUTE 60
#define FURI_HAL_RTC_SECONDS_PER_HOUR (FURI_HAL_RTC_SECONDS_PER_MINUTE * 60)
#define FURI_HAL_RTC_SECONDS_PER_DAY (FURI_HAL_RTC_SECONDS_PER_HOUR * 24)
#define FURI_HAL_RTC_MONTHS_COUNT 12
#define FURI_HAL_RTC_EPOCH_START_YEAR 1970
static const uint8_t furi_hal_rtc_days_per_month[2][FURI_HAL_RTC_MONTHS_COUNT] = {
{31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
{31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}};
static const uint16_t furi_hal_rtc_days_per_year[] = {365, 366};
static void furi_hal_rtc_reset() {
LL_RCC_ForceBackupDomainReset();
LL_RCC_ReleaseBackupDomainReset();
}
static bool furi_hal_rtc_start_clock_and_switch() {
// Clock operation require access to Backup Domain
LL_PWR_EnableBkUpAccess();
// Enable LSI and LSE
LL_RCC_LSI1_Enable();
LL_RCC_LSE_SetDriveCapability(LL_RCC_LSEDRIVE_HIGH);
LL_RCC_LSE_Enable();
// Wait for LSI and LSE startup
uint32_t c = 0;
while(!FURI_HAL_RTC_CLOCK_IS_READY() && c < FURI_HAL_RTC_LSE_STARTUP_TIME) {
LL_mDelay(1);
c++;
}
if(FURI_HAL_RTC_CLOCK_IS_READY()) {
LL_RCC_SetRTCClockSource(LL_RCC_RTC_CLKSOURCE_LSE);
LL_RCC_EnableRTC();
return LL_RCC_GetRTCClockSource() == LL_RCC_RTC_CLKSOURCE_LSE;
} else {
return false;
}
}
static void furi_hal_rtc_recover() {
FuriHalRtcDateTime datetime = {0};
// Handle fixable LSE failure
if(LL_RCC_LSE_IsCSSDetected()) {
furi_hal_light_sequence("rgb B");
// Shutdown LSE and LSECSS
LL_RCC_LSE_DisableCSS();
LL_RCC_LSE_Disable();
} else {
furi_hal_light_sequence("rgb R");
}
// Temporary switch to LSI
LL_RCC_SetRTCClockSource(LL_RCC_RTC_CLKSOURCE_LSI);
if(LL_RCC_GetRTCClockSource() == LL_RCC_RTC_CLKSOURCE_LSI) {
// Get datetime before RTC Domain reset
furi_hal_rtc_get_datetime(&datetime);
}
// Reset RTC Domain
furi_hal_rtc_reset();
// Start Clock
if(!furi_hal_rtc_start_clock_and_switch()) {
// Plan C: reset RTC and restart
furi_hal_light_sequence("rgb R.r.R.r.R.r");
furi_hal_rtc_reset();
NVIC_SystemReset();
}
// Set date if it valid
if(datetime.year != 0) {
furi_hal_rtc_set_datetime(&datetime);
}
}
void furi_hal_rtc_init_early() {
// Enable RTCAPB clock
LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_RTCAPB);
// Prepare clock
if(!furi_hal_rtc_start_clock_and_switch()) {
// Plan B: try to recover
furi_hal_rtc_recover();
}
// Verify header register
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterHeader);
FuriHalRtcHeader* data = (FuriHalRtcHeader*)&data_reg;
if(data->magic != FURI_HAL_RTC_HEADER_MAGIC || data->version != FURI_HAL_RTC_HEADER_VERSION) {
// Reset all our registers to ensure consistency
for(size_t i = 0; i < FuriHalRtcRegisterMAX; i++) {
furi_hal_rtc_set_register(i, 0);
}
data->magic = FURI_HAL_RTC_HEADER_MAGIC;
data->version = FURI_HAL_RTC_HEADER_VERSION;
furi_hal_rtc_set_register(FuriHalRtcRegisterHeader, data_reg);
}
if(furi_hal_rtc_is_flag_set(FuriHalRtcFlagDebug)) {
furi_hal_debug_enable();
} else {
furi_hal_debug_disable();
}
}
void furi_hal_rtc_deinit_early() {
}
void furi_hal_rtc_init() {
LL_RTC_InitTypeDef RTC_InitStruct;
RTC_InitStruct.HourFormat = LL_RTC_HOURFORMAT_24HOUR;
RTC_InitStruct.AsynchPrescaler = 127;
RTC_InitStruct.SynchPrescaler = 255;
LL_RTC_Init(RTC, &RTC_InitStruct);
furi_log_set_level(furi_hal_rtc_get_log_level());
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_rtc_sync_shadow() {
if(!LL_RTC_IsShadowRegBypassEnabled(RTC)) {
LL_RTC_ClearFlag_RS(RTC);
while(!LL_RTC_IsActiveFlag_RS(RTC)) {
};
}
}
uint32_t furi_hal_rtc_get_register(FuriHalRtcRegister reg) {
return LL_RTC_BAK_GetRegister(RTC, reg);
}
void furi_hal_rtc_set_register(FuriHalRtcRegister reg, uint32_t value) {
LL_RTC_BAK_SetRegister(RTC, reg, value);
}
void furi_hal_rtc_set_log_level(uint8_t level) {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
data->log_level = level;
furi_hal_rtc_set_register(FuriHalRtcRegisterSystem, data_reg);
furi_log_set_level(level);
}
uint8_t furi_hal_rtc_get_log_level() {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
return data->log_level;
}
void furi_hal_rtc_set_flag(FuriHalRtcFlag flag) {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
data->flags |= flag;
furi_hal_rtc_set_register(FuriHalRtcRegisterSystem, data_reg);
if(flag & FuriHalRtcFlagDebug) {
furi_hal_debug_enable();
}
}
void furi_hal_rtc_reset_flag(FuriHalRtcFlag flag) {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
data->flags &= ~flag;
furi_hal_rtc_set_register(FuriHalRtcRegisterSystem, data_reg);
if(flag & FuriHalRtcFlagDebug) {
furi_hal_debug_disable();
}
}
bool furi_hal_rtc_is_flag_set(FuriHalRtcFlag flag) {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
return data->flags & flag;
}
void furi_hal_rtc_set_boot_mode(FuriHalRtcBootMode mode) {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
data->boot_mode = mode;
furi_hal_rtc_set_register(FuriHalRtcRegisterSystem, data_reg);
}
FuriHalRtcBootMode furi_hal_rtc_get_boot_mode() {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
return data->boot_mode;
}
void furi_hal_rtc_set_heap_track_mode(FuriHalRtcHeapTrackMode mode) {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
data->heap_track_mode = mode;
furi_hal_rtc_set_register(FuriHalRtcRegisterSystem, data_reg);
}
FuriHalRtcHeapTrackMode furi_hal_rtc_get_heap_track_mode() {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
return data->heap_track_mode;
}
void furi_hal_rtc_set_locale_units(FuriHalRtcLocaleUnits value) {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
data->locale_units = value;
furi_hal_rtc_set_register(FuriHalRtcRegisterSystem, data_reg);
}
FuriHalRtcLocaleUnits furi_hal_rtc_get_locale_units() {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
return data->locale_units;
}
void furi_hal_rtc_set_locale_timeformat(FuriHalRtcLocaleTimeFormat value) {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
data->locale_timeformat = value;
furi_hal_rtc_set_register(FuriHalRtcRegisterSystem, data_reg);
}
FuriHalRtcLocaleTimeFormat furi_hal_rtc_get_locale_timeformat() {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
return data->locale_timeformat;
}
void furi_hal_rtc_set_locale_dateformat(FuriHalRtcLocaleDateFormat value) {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
data->locale_dateformat = value;
furi_hal_rtc_set_register(FuriHalRtcRegisterSystem, data_reg);
}
FuriHalRtcLocaleDateFormat furi_hal_rtc_get_locale_dateformat() {
uint32_t data_reg = furi_hal_rtc_get_register(FuriHalRtcRegisterSystem);
SystemReg* data = (SystemReg*)&data_reg;
return data->locale_dateformat;
}
void furi_hal_rtc_set_datetime(FuriHalRtcDateTime* datetime) {
furi_check(!FURI_IS_IRQ_MODE());
furi_assert(datetime);
FURI_CRITICAL_ENTER();
/* Disable write protection */
LL_RTC_DisableWriteProtection(RTC);
/* Enter Initialization mode and wait for INIT flag to be set */
LL_RTC_EnableInitMode(RTC);
while(!LL_RTC_IsActiveFlag_INIT(RTC)) {
}
/* Set time */
LL_RTC_TIME_Config(
RTC,
LL_RTC_TIME_FORMAT_AM_OR_24,
__LL_RTC_CONVERT_BIN2BCD(datetime->hour),
__LL_RTC_CONVERT_BIN2BCD(datetime->minute),
__LL_RTC_CONVERT_BIN2BCD(datetime->second));
/* Set date */
LL_RTC_DATE_Config(
RTC,
datetime->weekday,
__LL_RTC_CONVERT_BIN2BCD(datetime->day),
__LL_RTC_CONVERT_BIN2BCD(datetime->month),
__LL_RTC_CONVERT_BIN2BCD(datetime->year - 2000));
/* Exit Initialization mode */
LL_RTC_DisableInitMode(RTC);
furi_hal_rtc_sync_shadow();
/* Enable write protection */
LL_RTC_EnableWriteProtection(RTC);
FURI_CRITICAL_EXIT();
}
void furi_hal_rtc_get_datetime(FuriHalRtcDateTime* datetime) {
furi_check(!FURI_IS_IRQ_MODE());
furi_assert(datetime);
FURI_CRITICAL_ENTER();
uint32_t time = LL_RTC_TIME_Get(RTC); // 0x00HHMMSS
uint32_t date = LL_RTC_DATE_Get(RTC); // 0xWWDDMMYY
FURI_CRITICAL_EXIT();
datetime->second = __LL_RTC_CONVERT_BCD2BIN((time >> 0) & 0xFF);
datetime->minute = __LL_RTC_CONVERT_BCD2BIN((time >> 8) & 0xFF);
datetime->hour = __LL_RTC_CONVERT_BCD2BIN((time >> 16) & 0xFF);
datetime->year = __LL_RTC_CONVERT_BCD2BIN((date >> 0) & 0xFF) + 2000;
datetime->month = __LL_RTC_CONVERT_BCD2BIN((date >> 8) & 0xFF);
datetime->day = __LL_RTC_CONVERT_BCD2BIN((date >> 16) & 0xFF);
datetime->weekday = __LL_RTC_CONVERT_BCD2BIN((date >> 24) & 0xFF);
}
bool furi_hal_rtc_validate_datetime(FuriHalRtcDateTime* datetime) {
bool invalid = false;
invalid |= (datetime->second > 59);
invalid |= (datetime->minute > 59);
invalid |= (datetime->hour > 23);
invalid |= (datetime->year < 2000);
invalid |= (datetime->year > 2099);
invalid |= (datetime->month == 0);
invalid |= (datetime->month > 12);
invalid |= (datetime->day == 0);
invalid |= (datetime->day > 31);
invalid |= (datetime->weekday == 0);
invalid |= (datetime->weekday > 7);
return !invalid;
}
void furi_hal_rtc_set_fault_data(uint32_t value) {
furi_hal_rtc_set_register(FuriHalRtcRegisterFaultData, value);
}
uint32_t furi_hal_rtc_get_fault_data() {
return furi_hal_rtc_get_register(FuriHalRtcRegisterFaultData);
}
void furi_hal_rtc_set_pin_fails(uint32_t value) {
furi_hal_rtc_set_register(FuriHalRtcRegisterPinFails, value);
}
uint32_t furi_hal_rtc_get_pin_fails() {
return furi_hal_rtc_get_register(FuriHalRtcRegisterPinFails);
}
uint32_t furi_hal_rtc_get_timestamp() {
FuriHalRtcDateTime datetime = {0};
furi_hal_rtc_get_datetime(&datetime);
return furi_hal_rtc_datetime_to_timestamp(&datetime);
}
uint32_t furi_hal_rtc_datetime_to_timestamp(FuriHalRtcDateTime* datetime) {
uint32_t timestamp = 0;
uint8_t years = 0;
uint8_t leap_years = 0;
for(uint16_t y = FURI_HAL_RTC_EPOCH_START_YEAR; y < datetime->year; y++) {
if(furi_hal_rtc_is_leap_year(y)) {
leap_years++;
} else {
years++;
}
}
timestamp +=
((years * furi_hal_rtc_days_per_year[0]) + (leap_years * furi_hal_rtc_days_per_year[1])) *
FURI_HAL_RTC_SECONDS_PER_DAY;
bool leap_year = furi_hal_rtc_is_leap_year(datetime->year);
for(uint8_t m = 1; m < datetime->month; m++) {
timestamp += furi_hal_rtc_get_days_per_month(leap_year, m) * FURI_HAL_RTC_SECONDS_PER_DAY;
}
timestamp += (datetime->day - 1) * FURI_HAL_RTC_SECONDS_PER_DAY;
timestamp += datetime->hour * FURI_HAL_RTC_SECONDS_PER_HOUR;
timestamp += datetime->minute * FURI_HAL_RTC_SECONDS_PER_MINUTE;
timestamp += datetime->second;
return timestamp;
}
uint16_t furi_hal_rtc_get_days_per_year(uint16_t year) {
return furi_hal_rtc_days_per_year[furi_hal_rtc_is_leap_year(year) ? 1 : 0];
}
bool furi_hal_rtc_is_leap_year(uint16_t year) {
return (((year) % 4 == 0) && ((year) % 100 != 0)) || ((year) % 400 == 0);
}
uint8_t furi_hal_rtc_get_days_per_month(bool leap_year, uint8_t month) {
return furi_hal_rtc_days_per_month[leap_year ? 1 : 0][month - 1];
}
File diff suppressed because it is too large Load Diff
+139
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#include <furi_hal_speaker.h>
#include <furi_hal_gpio.h>
#include <furi_hal_resources.h>
#include <furi_hal_power.h>
#include <furi_hal_bus.h>
#include <stm32wbxx_ll_tim.h>
#include <furi_hal_cortex.h>
#define TAG "FuriHalSpeaker"
#define FURI_HAL_SPEAKER_TIMER TIM16
#define FURI_HAL_SPEAKER_CHANNEL LL_TIM_CHANNEL_CH1
#define FURI_HAL_SPEAKER_PRESCALER 500
#define FURI_HAL_SPEAKER_MAX_VOLUME 60
static FuriMutex* furi_hal_speaker_mutex = NULL;
// #define FURI_HAL_SPEAKER_NEW_VOLUME
void furi_hal_speaker_init() {
furi_assert(furi_hal_speaker_mutex == NULL);
furi_hal_speaker_mutex = furi_mutex_alloc(FuriMutexTypeNormal);
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_speaker_deinit() {
furi_check(furi_hal_speaker_mutex != NULL);
furi_mutex_free(furi_hal_speaker_mutex);
furi_hal_speaker_mutex = NULL;
}
bool furi_hal_speaker_acquire(uint32_t timeout) {
furi_check(!FURI_IS_IRQ_MODE());
if(furi_mutex_acquire(furi_hal_speaker_mutex, timeout) == FuriStatusOk) {
furi_hal_power_insomnia_enter();
furi_hal_bus_enable(FuriHalBusTIM16);
furi_hal_gpio_init_ex(
&gpio_speaker, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedLow, GpioAltFn14TIM16);
return true;
} else {
return false;
}
}
void furi_hal_speaker_release() {
furi_check(!FURI_IS_IRQ_MODE());
furi_check(furi_hal_speaker_is_mine());
furi_hal_speaker_stop();
furi_hal_gpio_init(&gpio_speaker, GpioModeAnalog, GpioPullDown, GpioSpeedLow);
furi_hal_bus_disable(FuriHalBusTIM16);
furi_hal_power_insomnia_exit();
furi_check(furi_mutex_release(furi_hal_speaker_mutex) == FuriStatusOk);
}
bool furi_hal_speaker_is_mine() {
return (FURI_IS_IRQ_MODE()) ||
(furi_mutex_get_owner(furi_hal_speaker_mutex) == furi_thread_get_current_id());
}
static inline uint32_t furi_hal_speaker_calculate_autoreload(float frequency) {
uint32_t autoreload = (SystemCoreClock / FURI_HAL_SPEAKER_PRESCALER / frequency) - 1;
if(autoreload < 2) {
autoreload = 2;
} else if(autoreload > UINT16_MAX) {
autoreload = UINT16_MAX;
}
return autoreload;
}
static inline uint32_t furi_hal_speaker_calculate_compare(float volume) {
if(volume < 0) volume = 0;
if(volume > 1) volume = 1;
volume = volume * volume * volume;
#ifdef FURI_HAL_SPEAKER_NEW_VOLUME
uint32_t compare_value = volume * FURI_HAL_SPEAKER_MAX_VOLUME;
uint32_t clip_value = volume * LL_TIM_GetAutoReload(FURI_HAL_SPEAKER_TIMER) / 2;
if(compare_value > clip_value) {
compare_value = clip_value;
}
#else
uint32_t compare_value = volume * LL_TIM_GetAutoReload(FURI_HAL_SPEAKER_TIMER) / 2;
#endif
if(compare_value == 0) {
compare_value = 1;
}
return compare_value;
}
void furi_hal_speaker_start(float frequency, float volume) {
furi_check(furi_hal_speaker_is_mine());
if(volume <= 0) {
furi_hal_speaker_stop();
return;
}
LL_TIM_InitTypeDef TIM_InitStruct = {0};
TIM_InitStruct.Prescaler = FURI_HAL_SPEAKER_PRESCALER - 1;
TIM_InitStruct.Autoreload = furi_hal_speaker_calculate_autoreload(frequency);
LL_TIM_Init(FURI_HAL_SPEAKER_TIMER, &TIM_InitStruct);
LL_TIM_OC_InitTypeDef TIM_OC_InitStruct = {0};
TIM_OC_InitStruct.OCMode = LL_TIM_OCMODE_PWM1;
TIM_OC_InitStruct.OCState = LL_TIM_OCSTATE_ENABLE;
TIM_OC_InitStruct.CompareValue = furi_hal_speaker_calculate_compare(volume);
LL_TIM_OC_Init(FURI_HAL_SPEAKER_TIMER, FURI_HAL_SPEAKER_CHANNEL, &TIM_OC_InitStruct);
LL_TIM_EnableAllOutputs(FURI_HAL_SPEAKER_TIMER);
LL_TIM_EnableCounter(FURI_HAL_SPEAKER_TIMER);
}
void furi_hal_speaker_set_volume(float volume) {
furi_check(furi_hal_speaker_is_mine());
if(volume <= 0) {
furi_hal_speaker_stop();
return;
}
#if FURI_HAL_SPEAKER_CHANNEL == LL_TIM_CHANNEL_CH1
LL_TIM_OC_SetCompareCH1(FURI_HAL_SPEAKER_TIMER, furi_hal_speaker_calculate_compare(volume));
#else
#error Invalid channel
#endif
}
void furi_hal_speaker_stop() {
furi_check(furi_hal_speaker_is_mine());
LL_TIM_DisableAllOutputs(FURI_HAL_SPEAKER_TIMER);
LL_TIM_DisableCounter(FURI_HAL_SPEAKER_TIMER);
}
+376
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#include <furi.h>
#include <furi_hal_spi.h>
#include <furi_hal_resources.h>
#include <furi_hal_power.h>
#include <furi_hal_interrupt.h>
#include <stm32wbxx_ll_dma.h>
#include <stm32wbxx_ll_spi.h>
#include <stm32wbxx_ll_utils.h>
#include <stm32wbxx_ll_cortex.h>
#define TAG "FuriHalSpi"
#define SPI_DMA DMA2
#define SPI_DMA_RX_CHANNEL LL_DMA_CHANNEL_6
#define SPI_DMA_TX_CHANNEL LL_DMA_CHANNEL_7
#define SPI_DMA_RX_IRQ FuriHalInterruptIdDma2Ch6
#define SPI_DMA_TX_IRQ FuriHalInterruptIdDma2Ch7
#define SPI_DMA_RX_DEF SPI_DMA, SPI_DMA_RX_CHANNEL
#define SPI_DMA_TX_DEF SPI_DMA, SPI_DMA_TX_CHANNEL
// For simplicity, I assume that only one SPI DMA transaction can occur at a time.
static FuriSemaphore* spi_dma_lock = NULL;
static FuriSemaphore* spi_dma_completed = NULL;
void furi_hal_spi_dma_init() {
spi_dma_lock = furi_semaphore_alloc(1, 1);
spi_dma_completed = furi_semaphore_alloc(1, 1);
}
void furi_hal_spi_bus_init(FuriHalSpiBus* bus) {
furi_assert(bus);
bus->callback(bus, FuriHalSpiBusEventInit);
}
void furi_hal_spi_bus_deinit(FuriHalSpiBus* bus) {
furi_assert(bus);
bus->callback(bus, FuriHalSpiBusEventDeinit);
}
void furi_hal_spi_bus_handle_init(FuriHalSpiBusHandle* handle) {
furi_assert(handle);
handle->callback(handle, FuriHalSpiBusHandleEventInit);
}
void furi_hal_spi_bus_handle_deinit(FuriHalSpiBusHandle* handle) {
furi_assert(handle);
handle->callback(handle, FuriHalSpiBusHandleEventDeinit);
}
void furi_hal_spi_acquire(FuriHalSpiBusHandle* handle) {
furi_assert(handle);
furi_hal_power_insomnia_enter();
handle->bus->callback(handle->bus, FuriHalSpiBusEventLock);
handle->bus->callback(handle->bus, FuriHalSpiBusEventActivate);
furi_assert(handle->bus->current_handle == NULL);
handle->bus->current_handle = handle;
handle->callback(handle, FuriHalSpiBusHandleEventActivate);
}
void furi_hal_spi_release(FuriHalSpiBusHandle* handle) {
furi_assert(handle);
furi_assert(handle->bus->current_handle == handle);
// Handle event and unset handle
handle->callback(handle, FuriHalSpiBusHandleEventDeactivate);
handle->bus->current_handle = NULL;
// Bus events
handle->bus->callback(handle->bus, FuriHalSpiBusEventDeactivate);
handle->bus->callback(handle->bus, FuriHalSpiBusEventUnlock);
furi_hal_power_insomnia_exit();
}
static void furi_hal_spi_bus_end_txrx(FuriHalSpiBusHandle* handle, uint32_t timeout) {
UNUSED(timeout); // FIXME
while(LL_SPI_GetTxFIFOLevel(handle->bus->spi) != LL_SPI_TX_FIFO_EMPTY)
;
while(LL_SPI_IsActiveFlag_BSY(handle->bus->spi))
;
while(LL_SPI_GetRxFIFOLevel(handle->bus->spi) != LL_SPI_RX_FIFO_EMPTY) {
LL_SPI_ReceiveData8(handle->bus->spi);
}
}
bool furi_hal_spi_bus_rx(
FuriHalSpiBusHandle* handle,
uint8_t* buffer,
size_t size,
uint32_t timeout) {
furi_assert(handle);
furi_assert(handle->bus->current_handle == handle);
furi_assert(buffer);
furi_assert(size > 0);
return furi_hal_spi_bus_trx(handle, buffer, buffer, size, timeout);
}
bool furi_hal_spi_bus_tx(
FuriHalSpiBusHandle* handle,
const uint8_t* buffer,
size_t size,
uint32_t timeout) {
furi_assert(handle);
furi_assert(handle->bus->current_handle == handle);
furi_assert(buffer);
furi_assert(size > 0);
bool ret = true;
while(size > 0) {
if(LL_SPI_IsActiveFlag_TXE(handle->bus->spi)) {
LL_SPI_TransmitData8(handle->bus->spi, *buffer);
buffer++;
size--;
}
}
furi_hal_spi_bus_end_txrx(handle, timeout);
LL_SPI_ClearFlag_OVR(handle->bus->spi);
return ret;
}
bool furi_hal_spi_bus_trx(
FuriHalSpiBusHandle* handle,
const uint8_t* tx_buffer,
uint8_t* rx_buffer,
size_t size,
uint32_t timeout) {
furi_assert(handle);
furi_assert(handle->bus->current_handle == handle);
furi_assert(size > 0);
bool ret = true;
size_t tx_size = size;
bool tx_allowed = true;
while(size > 0) {
if(tx_size > 0 && LL_SPI_IsActiveFlag_TXE(handle->bus->spi) && tx_allowed) {
if(tx_buffer) {
LL_SPI_TransmitData8(handle->bus->spi, *tx_buffer);
tx_buffer++;
} else {
LL_SPI_TransmitData8(handle->bus->spi, 0xFF);
}
tx_size--;
tx_allowed = false;
}
if(LL_SPI_IsActiveFlag_RXNE(handle->bus->spi)) {
if(rx_buffer) {
*rx_buffer = LL_SPI_ReceiveData8(handle->bus->spi);
rx_buffer++;
} else {
LL_SPI_ReceiveData8(handle->bus->spi);
}
size--;
tx_allowed = true;
}
}
furi_hal_spi_bus_end_txrx(handle, timeout);
return ret;
}
static void spi_dma_isr() {
#if SPI_DMA_RX_CHANNEL == LL_DMA_CHANNEL_6
if(LL_DMA_IsActiveFlag_TC6(SPI_DMA) && LL_DMA_IsEnabledIT_TC(SPI_DMA_RX_DEF)) {
LL_DMA_ClearFlag_TC6(SPI_DMA);
furi_check(furi_semaphore_release(spi_dma_completed) == FuriStatusOk);
}
#else
#error Update this code. Would you kindly?
#endif
#if SPI_DMA_TX_CHANNEL == LL_DMA_CHANNEL_7
if(LL_DMA_IsActiveFlag_TC7(SPI_DMA) && LL_DMA_IsEnabledIT_TC(SPI_DMA_TX_DEF)) {
LL_DMA_ClearFlag_TC7(SPI_DMA);
furi_check(furi_semaphore_release(spi_dma_completed) == FuriStatusOk);
}
#else
#error Update this code. Would you kindly?
#endif
}
bool furi_hal_spi_bus_trx_dma(
FuriHalSpiBusHandle* handle,
uint8_t* tx_buffer,
uint8_t* rx_buffer,
size_t size,
uint32_t timeout_ms) {
furi_assert(handle);
furi_assert(handle->bus->current_handle == handle);
furi_assert(size > 0);
// If scheduler is not running, use blocking mode
if(xTaskGetSchedulerState() != taskSCHEDULER_RUNNING) {
return furi_hal_spi_bus_trx(handle, tx_buffer, rx_buffer, size, timeout_ms);
}
// Lock DMA
furi_check(furi_semaphore_acquire(spi_dma_lock, FuriWaitForever) == FuriStatusOk);
const uint32_t dma_dummy_u32 = 0xFFFFFFFF;
bool ret = true;
SPI_TypeDef* spi = handle->bus->spi;
uint32_t dma_rx_req;
uint32_t dma_tx_req;
if(spi == SPI1) {
dma_rx_req = LL_DMAMUX_REQ_SPI1_RX;
dma_tx_req = LL_DMAMUX_REQ_SPI1_TX;
} else if(spi == SPI2) {
dma_rx_req = LL_DMAMUX_REQ_SPI2_RX;
dma_tx_req = LL_DMAMUX_REQ_SPI2_TX;
} else {
furi_crash(NULL);
}
if(rx_buffer == NULL) {
// Only TX mode, do not use RX channel
LL_DMA_InitTypeDef dma_config = {0};
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (spi->DR);
dma_config.MemoryOrM2MDstAddress = (uint32_t)tx_buffer;
dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH;
dma_config.Mode = LL_DMA_MODE_NORMAL;
dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT;
dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT;
dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_BYTE;
dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_BYTE;
dma_config.NbData = size;
dma_config.PeriphRequest = dma_tx_req;
dma_config.Priority = LL_DMA_PRIORITY_MEDIUM;
LL_DMA_Init(SPI_DMA_TX_DEF, &dma_config);
#if SPI_DMA_TX_CHANNEL == LL_DMA_CHANNEL_7
LL_DMA_ClearFlag_TC7(SPI_DMA);
#else
#error Update this code. Would you kindly?
#endif
furi_hal_interrupt_set_isr(SPI_DMA_TX_IRQ, spi_dma_isr, NULL);
bool dma_tx_was_enabled = LL_SPI_IsEnabledDMAReq_TX(spi);
if(!dma_tx_was_enabled) {
LL_SPI_EnableDMAReq_TX(spi);
}
// acquire semaphore before enabling DMA
furi_check(furi_semaphore_acquire(spi_dma_completed, timeout_ms) == FuriStatusOk);
LL_DMA_EnableIT_TC(SPI_DMA_TX_DEF);
LL_DMA_EnableChannel(SPI_DMA_TX_DEF);
// and wait for it to be released (DMA transfer complete)
if(furi_semaphore_acquire(spi_dma_completed, timeout_ms) != FuriStatusOk) {
ret = false;
FURI_LOG_E(TAG, "DMA timeout\r\n");
}
// release semaphore, because we are using it as a flag
furi_semaphore_release(spi_dma_completed);
LL_DMA_DisableIT_TC(SPI_DMA_TX_DEF);
LL_DMA_DisableChannel(SPI_DMA_TX_DEF);
if(!dma_tx_was_enabled) {
LL_SPI_DisableDMAReq_TX(spi);
}
furi_hal_interrupt_set_isr(SPI_DMA_TX_IRQ, NULL, NULL);
LL_DMA_DeInit(SPI_DMA_TX_DEF);
} else {
// TRX or RX mode, use both channels
uint32_t tx_mem_increase_mode;
if(tx_buffer == NULL) {
// RX mode, use dummy data instead of TX buffer
tx_buffer = (uint8_t*)&dma_dummy_u32;
tx_mem_increase_mode = LL_DMA_MEMORY_NOINCREMENT;
} else {
tx_mem_increase_mode = LL_DMA_MEMORY_INCREMENT;
}
LL_DMA_InitTypeDef dma_config = {0};
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (spi->DR);
dma_config.MemoryOrM2MDstAddress = (uint32_t)tx_buffer;
dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH;
dma_config.Mode = LL_DMA_MODE_NORMAL;
dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT;
dma_config.MemoryOrM2MDstIncMode = tx_mem_increase_mode;
dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_BYTE;
dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_BYTE;
dma_config.NbData = size;
dma_config.PeriphRequest = dma_tx_req;
dma_config.Priority = LL_DMA_PRIORITY_MEDIUM;
LL_DMA_Init(SPI_DMA_TX_DEF, &dma_config);
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (spi->DR);
dma_config.MemoryOrM2MDstAddress = (uint32_t)rx_buffer;
dma_config.Direction = LL_DMA_DIRECTION_PERIPH_TO_MEMORY;
dma_config.Mode = LL_DMA_MODE_NORMAL;
dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT;
dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT;
dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_BYTE;
dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_BYTE;
dma_config.NbData = size;
dma_config.PeriphRequest = dma_rx_req;
dma_config.Priority = LL_DMA_PRIORITY_MEDIUM;
LL_DMA_Init(SPI_DMA_RX_DEF, &dma_config);
#if SPI_DMA_RX_CHANNEL == LL_DMA_CHANNEL_6
LL_DMA_ClearFlag_TC6(SPI_DMA);
#else
#error Update this code. Would you kindly?
#endif
furi_hal_interrupt_set_isr(SPI_DMA_RX_IRQ, spi_dma_isr, NULL);
bool dma_tx_was_enabled = LL_SPI_IsEnabledDMAReq_TX(spi);
bool dma_rx_was_enabled = LL_SPI_IsEnabledDMAReq_RX(spi);
if(!dma_tx_was_enabled) {
LL_SPI_EnableDMAReq_TX(spi);
}
if(!dma_rx_was_enabled) {
LL_SPI_EnableDMAReq_RX(spi);
}
// acquire semaphore before enabling DMA
furi_check(furi_semaphore_acquire(spi_dma_completed, timeout_ms) == FuriStatusOk);
LL_DMA_EnableIT_TC(SPI_DMA_RX_DEF);
LL_DMA_EnableChannel(SPI_DMA_RX_DEF);
LL_DMA_EnableChannel(SPI_DMA_TX_DEF);
// and wait for it to be released (DMA transfer complete)
if(furi_semaphore_acquire(spi_dma_completed, timeout_ms) != FuriStatusOk) {
ret = false;
FURI_LOG_E(TAG, "DMA timeout\r\n");
}
// release semaphore, because we are using it as a flag
furi_semaphore_release(spi_dma_completed);
LL_DMA_DisableIT_TC(SPI_DMA_RX_DEF);
LL_DMA_DisableChannel(SPI_DMA_TX_DEF);
LL_DMA_DisableChannel(SPI_DMA_RX_DEF);
if(!dma_tx_was_enabled) {
LL_SPI_DisableDMAReq_TX(spi);
}
if(!dma_rx_was_enabled) {
LL_SPI_DisableDMAReq_RX(spi);
}
furi_hal_interrupt_set_isr(SPI_DMA_RX_IRQ, NULL, NULL);
LL_DMA_DeInit(SPI_DMA_TX_DEF);
LL_DMA_DeInit(SPI_DMA_RX_DEF);
}
furi_hal_spi_bus_end_txrx(handle, timeout_ms);
furi_check(furi_semaphore_release(spi_dma_lock) == FuriStatusOk);
return ret;
}
+437
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@@ -0,0 +1,437 @@
#include <furi_hal_spi_config.h>
#include <furi_hal_resources.h>
#include <furi_hal_spi.h>
#include <furi_hal_bus.h>
#include <furi.h>
#define TAG "FuriHalSpiConfig"
/* SPI Presets */
const LL_SPI_InitTypeDef furi_hal_spi_preset_2edge_low_8m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
.ClockPolarity = LL_SPI_POLARITY_LOW,
.ClockPhase = LL_SPI_PHASE_2EDGE,
.NSS = LL_SPI_NSS_SOFT,
.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV8,
.BitOrder = LL_SPI_MSB_FIRST,
.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
.CRCPoly = 7,
};
const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_8m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
.ClockPolarity = LL_SPI_POLARITY_LOW,
.ClockPhase = LL_SPI_PHASE_1EDGE,
.NSS = LL_SPI_NSS_SOFT,
.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV8,
.BitOrder = LL_SPI_MSB_FIRST,
.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
.CRCPoly = 7,
};
const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_4m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
.ClockPolarity = LL_SPI_POLARITY_LOW,
.ClockPhase = LL_SPI_PHASE_1EDGE,
.NSS = LL_SPI_NSS_SOFT,
.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV16,
.BitOrder = LL_SPI_MSB_FIRST,
.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
.CRCPoly = 7,
};
const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_16m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
.ClockPolarity = LL_SPI_POLARITY_LOW,
.ClockPhase = LL_SPI_PHASE_1EDGE,
.NSS = LL_SPI_NSS_SOFT,
.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV2,
.BitOrder = LL_SPI_MSB_FIRST,
.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
.CRCPoly = 7,
};
const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_2m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
.ClockPolarity = LL_SPI_POLARITY_LOW,
.ClockPhase = LL_SPI_PHASE_1EDGE,
.NSS = LL_SPI_NSS_SOFT,
.BaudRate = LL_SPI_BAUDRATEPRESCALER_DIV32,
.BitOrder = LL_SPI_MSB_FIRST,
.CRCCalculation = LL_SPI_CRCCALCULATION_DISABLE,
.CRCPoly = 7,
};
/* SPI Buses */
FuriMutex* furi_hal_spi_bus_r_mutex = NULL;
void furi_hal_spi_config_init_early() {
furi_hal_spi_bus_init(&furi_hal_spi_bus_d);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_display);
}
void furi_hal_spi_config_deinit_early() {
furi_hal_spi_bus_handle_deinit(&furi_hal_spi_bus_handle_display);
furi_hal_spi_bus_deinit(&furi_hal_spi_bus_d);
}
void furi_hal_spi_config_init() {
furi_hal_spi_bus_init(&furi_hal_spi_bus_r);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_nfc);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_sd_fast);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_sd_slow);
FURI_LOG_I(TAG, "Init OK");
}
static void furi_hal_spi_bus_r_event_callback(FuriHalSpiBus* bus, FuriHalSpiBusEvent event) {
if(event == FuriHalSpiBusEventInit) {
furi_hal_spi_bus_r_mutex = furi_mutex_alloc(FuriMutexTypeNormal);
bus->current_handle = NULL;
} else if(event == FuriHalSpiBusEventDeinit) {
furi_mutex_free(furi_hal_spi_bus_r_mutex);
} else if(event == FuriHalSpiBusEventLock) {
furi_check(furi_mutex_acquire(furi_hal_spi_bus_r_mutex, FuriWaitForever) == FuriStatusOk);
} else if(event == FuriHalSpiBusEventUnlock) {
furi_check(furi_mutex_release(furi_hal_spi_bus_r_mutex) == FuriStatusOk);
} else if(event == FuriHalSpiBusEventActivate) {
furi_hal_bus_enable(FuriHalBusSPI1);
} else if(event == FuriHalSpiBusEventDeactivate) {
furi_hal_bus_disable(FuriHalBusSPI1);
}
}
FuriHalSpiBus furi_hal_spi_bus_r = {
.spi = SPI1,
.callback = furi_hal_spi_bus_r_event_callback,
};
FuriMutex* furi_hal_spi_bus_d_mutex = NULL;
static void furi_hal_spi_bus_d_event_callback(FuriHalSpiBus* bus, FuriHalSpiBusEvent event) {
if(event == FuriHalSpiBusEventInit) {
furi_hal_spi_bus_d_mutex = furi_mutex_alloc(FuriMutexTypeNormal);
bus->current_handle = NULL;
} else if(event == FuriHalSpiBusEventDeinit) {
furi_mutex_free(furi_hal_spi_bus_d_mutex);
} else if(event == FuriHalSpiBusEventLock) {
furi_check(furi_mutex_acquire(furi_hal_spi_bus_d_mutex, FuriWaitForever) == FuriStatusOk);
} else if(event == FuriHalSpiBusEventUnlock) {
furi_check(furi_mutex_release(furi_hal_spi_bus_d_mutex) == FuriStatusOk);
} else if(event == FuriHalSpiBusEventActivate) {
furi_hal_bus_enable(FuriHalBusSPI2);
} else if(event == FuriHalSpiBusEventDeactivate) {
furi_hal_bus_disable(FuriHalBusSPI2);
}
}
FuriHalSpiBus furi_hal_spi_bus_d = {
.spi = SPI2,
.callback = furi_hal_spi_bus_d_event_callback,
};
/* SPI Bus Handles */
inline static void furi_hal_spi_bus_r_handle_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event,
const LL_SPI_InitTypeDef* preset) {
if(event == FuriHalSpiBusHandleEventInit) {
furi_hal_gpio_write(handle->cs, true);
furi_hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullNo, GpioSpeedVeryHigh);
} else if(event == FuriHalSpiBusHandleEventDeinit) {
furi_hal_gpio_write(handle->cs, true);
furi_hal_gpio_init(handle->cs, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
} else if(event == FuriHalSpiBusHandleEventActivate) {
LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset);
LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER);
LL_SPI_Enable(handle->bus->spi);
furi_hal_gpio_init_ex(
handle->miso,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_init_ex(
handle->mosi,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_init_ex(
handle->sck,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_write(handle->cs, false);
} else if(event == FuriHalSpiBusHandleEventDeactivate) {
furi_hal_gpio_write(handle->cs, true);
furi_hal_gpio_init(handle->miso, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(handle->mosi, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(handle->sck, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
LL_SPI_Disable(handle->bus->spi);
}
}
inline static void furi_hal_spi_bus_external_handle_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event,
const LL_SPI_InitTypeDef* preset) {
if(event == FuriHalSpiBusHandleEventInit) {
furi_hal_gpio_write(handle->cs, true);
furi_hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullUp, GpioSpeedVeryHigh);
} else if(event == FuriHalSpiBusHandleEventDeinit) {
furi_hal_gpio_write(handle->cs, true);
furi_hal_gpio_init(handle->cs, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
} else if(event == FuriHalSpiBusHandleEventActivate) {
LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset);
LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER);
LL_SPI_Enable(handle->bus->spi);
furi_hal_gpio_init_ex(
handle->miso,
GpioModeAltFunctionPushPull,
GpioPullDown,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_init_ex(
handle->mosi,
GpioModeAltFunctionPushPull,
GpioPullDown,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_init_ex(
handle->sck,
GpioModeAltFunctionPushPull,
GpioPullDown,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_write(handle->cs, false);
} else if(event == FuriHalSpiBusHandleEventDeactivate) {
furi_hal_gpio_write(handle->cs, true);
furi_hal_gpio_init(handle->miso, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(handle->mosi, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(handle->sck, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
LL_SPI_Disable(handle->bus->spi);
}
}
inline static void furi_hal_spi_bus_nfc_handle_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event,
const LL_SPI_InitTypeDef* preset) {
if(event == FuriHalSpiBusHandleEventInit) {
// Configure GPIOs in normal SPI mode
furi_hal_gpio_init_ex(
handle->miso,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_init_ex(
handle->mosi,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_init_ex(
handle->sck,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_write(handle->cs, true);
furi_hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullNo, GpioSpeedVeryHigh);
} else if(event == FuriHalSpiBusHandleEventDeinit) {
// Configure GPIOs for st25r3916 Transparent mode
furi_hal_gpio_init(handle->sck, GpioModeInput, GpioPullUp, GpioSpeedLow);
furi_hal_gpio_init(handle->miso, GpioModeInput, GpioPullUp, GpioSpeedLow);
furi_hal_gpio_init(handle->cs, GpioModeInput, GpioPullUp, GpioSpeedLow);
furi_hal_gpio_write(handle->mosi, false);
furi_hal_gpio_init(handle->mosi, GpioModeOutputPushPull, GpioPullNo, GpioSpeedVeryHigh);
} else if(event == FuriHalSpiBusHandleEventActivate) {
LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset);
LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER);
LL_SPI_Enable(handle->bus->spi);
furi_hal_gpio_init_ex(
handle->miso,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_init_ex(
handle->mosi,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
furi_hal_gpio_init_ex(
handle->sck,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI1);
} else if(event == FuriHalSpiBusHandleEventDeactivate) {
furi_hal_gpio_init(handle->miso, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(handle->mosi, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(handle->sck, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
LL_SPI_Disable(handle->bus->spi);
}
}
static void furi_hal_spi_bus_handle_subghz_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_8m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_subghz = {
.bus = &furi_hal_spi_bus_r,
.callback = furi_hal_spi_bus_handle_subghz_event_callback,
.miso = &gpio_spi_r_miso,
.mosi = &gpio_spi_r_mosi,
.sck = &gpio_spi_r_sck,
.cs = &gpio_subghz_cs,
};
static void furi_hal_spi_bus_handle_nfc_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_nfc_handle_event_callback(handle, event, &furi_hal_spi_preset_2edge_low_8m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_nfc = {
.bus = &furi_hal_spi_bus_r,
.callback = furi_hal_spi_bus_handle_nfc_event_callback,
.miso = &gpio_spi_r_miso,
.mosi = &gpio_spi_r_mosi,
.sck = &gpio_spi_r_sck,
.cs = &gpio_nfc_cs,
};
static void furi_hal_spi_bus_handle_external_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_external_handle_event_callback(
handle, event, &furi_hal_spi_preset_1edge_low_2m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_external = {
.bus = &furi_hal_spi_bus_r,
.callback = furi_hal_spi_bus_handle_external_event_callback,
.miso = &gpio_ext_pa6,
.mosi = &gpio_ext_pa7,
.sck = &gpio_ext_pb3,
.cs = &gpio_ext_pa4,
};
inline static void furi_hal_spi_bus_d_handle_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event,
const LL_SPI_InitTypeDef* preset) {
if(event == FuriHalSpiBusHandleEventInit) {
furi_hal_gpio_write(handle->cs, true);
furi_hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullUp, GpioSpeedVeryHigh);
furi_hal_gpio_init_ex(
handle->miso,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI2);
furi_hal_gpio_init_ex(
handle->mosi,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI2);
furi_hal_gpio_init_ex(
handle->sck,
GpioModeAltFunctionPushPull,
GpioPullNo,
GpioSpeedVeryHigh,
GpioAltFn5SPI2);
} else if(event == FuriHalSpiBusHandleEventDeinit) {
furi_hal_gpio_write(handle->cs, true);
furi_hal_gpio_init(handle->cs, GpioModeAnalog, GpioPullUp, GpioSpeedLow);
} else if(event == FuriHalSpiBusHandleEventActivate) {
LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset);
LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER);
LL_SPI_Enable(handle->bus->spi);
furi_hal_gpio_write(handle->cs, false);
} else if(event == FuriHalSpiBusHandleEventDeactivate) {
furi_hal_gpio_write(handle->cs, true);
LL_SPI_Disable(handle->bus->spi);
}
}
static void furi_hal_spi_bus_handle_display_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_4m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_display = {
.bus = &furi_hal_spi_bus_d,
.callback = furi_hal_spi_bus_handle_display_event_callback,
.miso = &gpio_spi_d_miso,
.mosi = &gpio_spi_d_mosi,
.sck = &gpio_spi_d_sck,
.cs = &gpio_display_cs,
};
static void furi_hal_spi_bus_handle_sd_fast_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_16m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_fast = {
.bus = &furi_hal_spi_bus_d,
.callback = furi_hal_spi_bus_handle_sd_fast_event_callback,
.miso = &gpio_spi_d_miso,
.mosi = &gpio_spi_d_mosi,
.sck = &gpio_spi_d_sck,
.cs = &gpio_sdcard_cs,
};
static void furi_hal_spi_bus_handle_sd_slow_event_callback(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_2m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_slow = {
.bus = &furi_hal_spi_bus_d,
.callback = furi_hal_spi_bus_handle_sd_slow_event_callback,
.miso = &gpio_spi_d_miso,
.mosi = &gpio_spi_d_mosi,
.sck = &gpio_spi_d_sck,
.cs = &gpio_sdcard_cs,
};
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#pragma once
#include <furi_hal_spi_types.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Preset for ST25R916 */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_2edge_low_8m;
/** Preset for CC1101 */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_8m;
/** Preset for ST7567 (Display) */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_4m;
/** Preset for SdCard in fast mode */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_16m;
/** Preset for SdCard in slow mode */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_2m;
/** Furi Hal Spi Bus R (Radio: CC1101, Nfc, External)*/
extern FuriHalSpiBus furi_hal_spi_bus_r;
/** Furi Hal Spi Bus D (Display, SdCard) */
extern FuriHalSpiBus furi_hal_spi_bus_d;
/** CC1101 on `furi_hal_spi_bus_r` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_subghz;
/** ST25R3916 on `furi_hal_spi_bus_r` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_nfc;
/** External on `furi_hal_spi_bus_r`
* Preset: `furi_hal_spi_preset_1edge_low_2m`
*
* miso: pa6
* mosi: pa7
* sck: pb3
* cs: pa4 (software controlled)
*
* @warning not initialized by default, call `furi_hal_spi_bus_handle_init` to initialize
* Bus pins are floating on inactive state, CS high after initialization
*
*/
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_external;
/** ST7567(Display) on `furi_hal_spi_bus_d` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_display;
/** SdCard in fast mode on `furi_hal_spi_bus_d` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_fast;
/** SdCard in slow mode on `furi_hal_spi_bus_d` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_slow;
#ifdef __cplusplus
}
#endif
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#pragma once
#include <stdint.h>
#include <stddef.h>
#include <furi_hal_gpio.h>
#include <stm32wbxx_ll_spi.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct FuriHalSpiBus FuriHalSpiBus;
typedef struct FuriHalSpiBusHandle FuriHalSpiBusHandle;
/** FuriHal spi bus states */
typedef enum {
FuriHalSpiBusEventInit, /**< Bus initialization event, called on system start */
FuriHalSpiBusEventDeinit, /**< Bus deinitialization event, called on system stop */
FuriHalSpiBusEventLock, /**< Bus lock event, called before activation */
FuriHalSpiBusEventUnlock, /**< Bus unlock event, called after deactivation */
FuriHalSpiBusEventActivate, /**< Bus activation event, called before handle activation */
FuriHalSpiBusEventDeactivate, /**< Bus deactivation event, called after handle deactivation */
} FuriHalSpiBusEvent;
/** FuriHal spi bus event callback */
typedef void (*FuriHalSpiBusEventCallback)(FuriHalSpiBus* bus, FuriHalSpiBusEvent event);
/** FuriHal spi bus */
struct FuriHalSpiBus {
SPI_TypeDef* spi;
FuriHalSpiBusEventCallback callback;
FuriHalSpiBusHandle* current_handle;
};
/** FuriHal spi handle states */
typedef enum {
FuriHalSpiBusHandleEventInit, /**< Handle init, called on system start, initialize gpio for idle state */
FuriHalSpiBusHandleEventDeinit, /**< Handle deinit, called on system stop, deinitialize gpio for default state */
FuriHalSpiBusHandleEventActivate, /**< Handle activate: connect gpio and apply bus config */
FuriHalSpiBusHandleEventDeactivate, /**< Handle deactivate: disconnect gpio and reset bus config */
} FuriHalSpiBusHandleEvent;
/** FuriHal spi handle event callback */
typedef void (*FuriHalSpiBusHandleEventCallback)(
FuriHalSpiBusHandle* handle,
FuriHalSpiBusHandleEvent event);
/** FuriHal spi handle */
struct FuriHalSpiBusHandle {
FuriHalSpiBus* bus;
FuriHalSpiBusHandleEventCallback callback;
const GpioPin* miso;
const GpioPin* mosi;
const GpioPin* sck;
const GpioPin* cs;
};
#ifdef __cplusplus
}
#endif
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#include <furi_hal_subghz.h>
#include <lib/subghz/devices/cc1101_configs.h>
#include <furi_hal_region.h>
#include <furi_hal_version.h>
#include <furi_hal_rtc.h>
#include <furi_hal_spi.h>
#include <furi_hal_interrupt.h>
#include <furi_hal_resources.h>
#include <furi_hal_bus.h>
#include <stm32wbxx_ll_dma.h>
#include <furi.h>
#include <cc1101.h>
#include <stdio.h>
#define TAG "FuriHalSubGhz"
static uint32_t furi_hal_subghz_debug_gpio_buff[2];
/* DMA Channels definition */
#define SUBGHZ_DMA DMA2
#define SUBGHZ_DMA_CH1_CHANNEL LL_DMA_CHANNEL_1
#define SUBGHZ_DMA_CH2_CHANNEL LL_DMA_CHANNEL_2
#define SUBGHZ_DMA_CH1_IRQ FuriHalInterruptIdDma2Ch1
#define SUBGHZ_DMA_CH1_DEF SUBGHZ_DMA, SUBGHZ_DMA_CH1_CHANNEL
#define SUBGHZ_DMA_CH2_DEF SUBGHZ_DMA, SUBGHZ_DMA_CH2_CHANNEL
/** SubGhz state */
typedef enum {
SubGhzStateInit, /**< Init pending */
SubGhzStateIdle, /**< Idle, energy save mode */
SubGhzStateAsyncRx, /**< Async RX started */
SubGhzStateAsyncTx, /**< Async TX started, DMA and timer is on */
SubGhzStateAsyncTxLast, /**< Async TX continue, DMA completed and timer got last value to go */
SubGhzStateAsyncTxEnd, /**< Async TX complete, cleanup needed */
} SubGhzState;
/** SubGhz regulation, receive transmission on the current frequency for the
* region */
typedef enum {
SubGhzRegulationOnlyRx, /**only Rx*/
SubGhzRegulationTxRx, /**TxRx*/
} SubGhzRegulation;
typedef struct {
volatile SubGhzState state;
volatile SubGhzRegulation regulation;
const GpioPin* async_mirror_pin;
} FuriHalSubGhz;
volatile FuriHalSubGhz furi_hal_subghz = {
.state = SubGhzStateInit,
.regulation = SubGhzRegulationTxRx,
.async_mirror_pin = NULL,
};
void furi_hal_subghz_set_async_mirror_pin(const GpioPin* pin) {
furi_hal_subghz.async_mirror_pin = pin;
}
const GpioPin* furi_hal_subghz_get_data_gpio() {
return &gpio_cc1101_g0;
}
void furi_hal_subghz_init() {
furi_assert(furi_hal_subghz.state == SubGhzStateInit);
furi_hal_subghz.state = SubGhzStateIdle;
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
#ifdef FURI_HAL_SUBGHZ_TX_GPIO
furi_hal_gpio_init(&FURI_HAL_SUBGHZ_TX_GPIO, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
#endif
// Reset
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
cc1101_reset(&furi_hal_spi_bus_handle_subghz);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHighImpedance);
// Prepare GD0 for power on self test
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow);
// GD0 low
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHW);
while(furi_hal_gpio_read(&gpio_cc1101_g0) != false)
;
// GD0 high
cc1101_write_reg(
&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHW | CC1101_IOCFG_INV);
while(furi_hal_gpio_read(&gpio_cc1101_g0) != true)
;
// Reset GD0 to floating state
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHighImpedance);
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
// RF switches
furi_hal_gpio_init(&gpio_rf_sw_0, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW);
// Go to sleep
cc1101_shutdown(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_subghz_sleep() {
furi_assert(furi_hal_subghz.state == SubGhzStateIdle);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_switch_to_idle(&furi_hal_spi_bus_handle_subghz);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHighImpedance);
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
cc1101_shutdown(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_dump_state() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
printf(
"[furi_hal_subghz] cc1101 chip %d, version %d\r\n",
cc1101_get_partnumber(&furi_hal_spi_bus_handle_subghz),
cc1101_get_version(&furi_hal_spi_bus_handle_subghz));
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_load_custom_preset(const uint8_t* preset_data) {
//load config
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_reset(&furi_hal_spi_bus_handle_subghz);
uint32_t i = 0;
uint8_t pa[8] = {0};
while(preset_data[i]) {
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, preset_data[i], preset_data[i + 1]);
i += 2;
}
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
//load pa table
memcpy(&pa[0], &preset_data[i + 2], 8);
furi_hal_subghz_load_patable(pa);
//show debug
if(furi_hal_rtc_is_flag_set(FuriHalRtcFlagDebug)) {
i = 0;
FURI_LOG_D(TAG, "Loading custom preset");
while(preset_data[i]) {
FURI_LOG_D(TAG, "Reg[%lu]: %02X=%02X", i, preset_data[i], preset_data[i + 1]);
i += 2;
}
for(uint8_t y = i; y < i + 10; y++) {
FURI_LOG_D(TAG, "PA[%u]: %02X", y, preset_data[y]);
}
}
}
void furi_hal_subghz_load_registers(const uint8_t* data) {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_reset(&furi_hal_spi_bus_handle_subghz);
uint32_t i = 0;
while(data[i]) {
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, data[i], data[i + 1]);
i += 2;
}
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_load_patable(const uint8_t data[8]) {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_set_pa_table(&furi_hal_spi_bus_handle_subghz, data);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_write_packet(const uint8_t* data, uint8_t size) {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_flush_tx(&furi_hal_spi_bus_handle_subghz);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_FIFO, size);
cc1101_write_fifo(&furi_hal_spi_bus_handle_subghz, data, size);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_flush_rx() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_flush_rx(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_flush_tx() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_flush_tx(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
bool furi_hal_subghz_rx_pipe_not_empty() {
CC1101RxBytes status[1];
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_read_reg(
&furi_hal_spi_bus_handle_subghz, (CC1101_STATUS_RXBYTES) | CC1101_BURST, (uint8_t*)status);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
if(status->NUM_RXBYTES > 0) {
return true;
} else {
return false;
}
}
bool furi_hal_subghz_is_rx_data_crc_valid() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
uint8_t data[1];
cc1101_read_reg(&furi_hal_spi_bus_handle_subghz, CC1101_STATUS_LQI | CC1101_BURST, data);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
if(((data[0] >> 7) & 0x01)) {
return true;
} else {
return false;
}
}
void furi_hal_subghz_read_packet(uint8_t* data, uint8_t* size) {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_read_fifo(&furi_hal_spi_bus_handle_subghz, data, size);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_shutdown() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
// Reset and shutdown
cc1101_shutdown(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_reset() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
cc1101_switch_to_idle(&furi_hal_spi_bus_handle_subghz);
cc1101_reset(&furi_hal_spi_bus_handle_subghz);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHighImpedance);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_idle() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_switch_to_idle(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_rx() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_switch_to_rx(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
bool furi_hal_subghz_tx() {
if(furi_hal_subghz.regulation != SubGhzRegulationTxRx) return false;
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_switch_to_tx(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
return true;
}
float furi_hal_subghz_get_rssi() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
int32_t rssi_dec = cc1101_get_rssi(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
float rssi = rssi_dec;
if(rssi_dec >= 128) {
rssi = ((rssi - 256.0f) / 2.0f) - 74.0f;
} else {
rssi = (rssi / 2.0f) - 74.0f;
}
return rssi;
}
uint8_t furi_hal_subghz_get_lqi() {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
uint8_t data[1];
cc1101_read_reg(&furi_hal_spi_bus_handle_subghz, CC1101_STATUS_LQI | CC1101_BURST, data);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
return data[0] & 0x7F;
}
bool furi_hal_subghz_is_frequency_valid(uint32_t value) {
if(!(value >= 299999755 && value <= 348000335) &&
!(value >= 386999938 && value <= 464000000) &&
!(value >= 778999847 && value <= 928000000)) {
return false;
}
return true;
}
uint32_t furi_hal_subghz_set_frequency_and_path(uint32_t value) {
value = furi_hal_subghz_set_frequency(value);
if(value >= 299999755 && value <= 348000335) {
furi_hal_subghz_set_path(FuriHalSubGhzPath315);
} else if(value >= 386999938 && value <= 464000000) {
furi_hal_subghz_set_path(FuriHalSubGhzPath433);
} else if(value >= 778999847 && value <= 928000000) {
furi_hal_subghz_set_path(FuriHalSubGhzPath868);
} else {
furi_crash("SubGhz: Incorrect frequency during set.");
}
return value;
}
uint32_t furi_hal_subghz_set_frequency(uint32_t value) {
if(furi_hal_region_is_frequency_allowed(value)) {
furi_hal_subghz.regulation = SubGhzRegulationTxRx;
} else {
furi_hal_subghz.regulation = SubGhzRegulationOnlyRx;
}
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
uint32_t real_frequency = cc1101_set_frequency(&furi_hal_spi_bus_handle_subghz, value);
cc1101_calibrate(&furi_hal_spi_bus_handle_subghz);
while(true) {
CC1101Status status = cc1101_get_status(&furi_hal_spi_bus_handle_subghz);
if(status.STATE == CC1101StateIDLE) break;
}
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
return real_frequency;
}
void furi_hal_subghz_set_path(FuriHalSubGhzPath path) {
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
if(path == FuriHalSubGhzPath433) {
furi_hal_gpio_write(&gpio_rf_sw_0, 0);
cc1101_write_reg(
&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW | CC1101_IOCFG_INV);
} else if(path == FuriHalSubGhzPath315) {
furi_hal_gpio_write(&gpio_rf_sw_0, 1);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW);
} else if(path == FuriHalSubGhzPath868) {
furi_hal_gpio_write(&gpio_rf_sw_0, 1);
cc1101_write_reg(
&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW | CC1101_IOCFG_INV);
} else if(path == FuriHalSubGhzPathIsolate) {
furi_hal_gpio_write(&gpio_rf_sw_0, 0);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW);
} else {
furi_crash("SubGhz: Incorrect path during set.");
}
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
static bool furi_hal_subghz_start_debug() {
bool ret = false;
if(furi_hal_subghz.async_mirror_pin != NULL) {
furi_hal_gpio_init(
furi_hal_subghz.async_mirror_pin,
GpioModeOutputPushPull,
GpioPullNo,
GpioSpeedVeryHigh);
ret = true;
}
return ret;
}
static bool furi_hal_subghz_stop_debug() {
bool ret = false;
if(furi_hal_subghz.async_mirror_pin != NULL) {
furi_hal_gpio_init(
furi_hal_subghz.async_mirror_pin, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
ret = true;
}
return ret;
}
volatile uint32_t furi_hal_subghz_capture_delta_duration = 0;
volatile FuriHalSubGhzCaptureCallback furi_hal_subghz_capture_callback = NULL;
volatile void* furi_hal_subghz_capture_callback_context = NULL;
static void furi_hal_subghz_capture_ISR() {
// Channel 1
if(LL_TIM_IsActiveFlag_CC1(TIM2)) {
LL_TIM_ClearFlag_CC1(TIM2);
furi_hal_subghz_capture_delta_duration = LL_TIM_IC_GetCaptureCH1(TIM2);
if(furi_hal_subghz_capture_callback) {
if(furi_hal_subghz.async_mirror_pin != NULL)
furi_hal_gpio_write(furi_hal_subghz.async_mirror_pin, false);
furi_hal_subghz_capture_callback(
true,
furi_hal_subghz_capture_delta_duration,
(void*)furi_hal_subghz_capture_callback_context);
}
}
// Channel 2
if(LL_TIM_IsActiveFlag_CC2(TIM2)) {
LL_TIM_ClearFlag_CC2(TIM2);
if(furi_hal_subghz_capture_callback) {
if(furi_hal_subghz.async_mirror_pin != NULL)
furi_hal_gpio_write(furi_hal_subghz.async_mirror_pin, true);
furi_hal_subghz_capture_callback(
false,
LL_TIM_IC_GetCaptureCH2(TIM2) - furi_hal_subghz_capture_delta_duration,
(void*)furi_hal_subghz_capture_callback_context);
}
}
}
void furi_hal_subghz_start_async_rx(FuriHalSubGhzCaptureCallback callback, void* context) {
furi_assert(furi_hal_subghz.state == SubGhzStateIdle);
furi_hal_subghz.state = SubGhzStateAsyncRx;
furi_hal_subghz_capture_callback = callback;
furi_hal_subghz_capture_callback_context = context;
furi_hal_gpio_init_ex(
&gpio_cc1101_g0, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedLow, GpioAltFn1TIM2);
furi_hal_bus_enable(FuriHalBusTIM2);
// Timer: base
LL_TIM_InitTypeDef TIM_InitStruct = {0};
TIM_InitStruct.Prescaler = 64 - 1;
TIM_InitStruct.CounterMode = LL_TIM_COUNTERMODE_UP;
TIM_InitStruct.Autoreload = 0x7FFFFFFE;
TIM_InitStruct.ClockDivision = LL_TIM_CLOCKDIVISION_DIV4; // Clock division for capture filter
LL_TIM_Init(TIM2, &TIM_InitStruct);
// Timer: advanced
LL_TIM_SetClockSource(TIM2, LL_TIM_CLOCKSOURCE_INTERNAL);
LL_TIM_DisableARRPreload(TIM2);
LL_TIM_SetTriggerInput(TIM2, LL_TIM_TS_TI2FP2);
LL_TIM_SetSlaveMode(TIM2, LL_TIM_SLAVEMODE_RESET);
LL_TIM_SetTriggerOutput(TIM2, LL_TIM_TRGO_RESET);
LL_TIM_EnableMasterSlaveMode(TIM2);
LL_TIM_DisableDMAReq_TRIG(TIM2);
LL_TIM_DisableIT_TRIG(TIM2);
// Timer: channel 1 indirect
LL_TIM_IC_SetActiveInput(TIM2, LL_TIM_CHANNEL_CH1, LL_TIM_ACTIVEINPUT_INDIRECTTI);
LL_TIM_IC_SetPrescaler(TIM2, LL_TIM_CHANNEL_CH1, LL_TIM_ICPSC_DIV1);
LL_TIM_IC_SetPolarity(TIM2, LL_TIM_CHANNEL_CH1, LL_TIM_IC_POLARITY_FALLING);
// Timer: channel 2 direct
LL_TIM_IC_SetActiveInput(TIM2, LL_TIM_CHANNEL_CH2, LL_TIM_ACTIVEINPUT_DIRECTTI);
LL_TIM_IC_SetPrescaler(TIM2, LL_TIM_CHANNEL_CH2, LL_TIM_ICPSC_DIV1);
LL_TIM_IC_SetPolarity(TIM2, LL_TIM_CHANNEL_CH2, LL_TIM_IC_POLARITY_RISING);
LL_TIM_IC_SetFilter(
TIM2,
LL_TIM_CHANNEL_CH2,
LL_TIM_IC_FILTER_FDIV32_N8); // Capture filter: 1/(64000000/64/4/32*8) = 16us
// ISR setup
furi_hal_interrupt_set_isr(FuriHalInterruptIdTIM2, furi_hal_subghz_capture_ISR, NULL);
// Interrupts and channels
LL_TIM_EnableIT_CC1(TIM2);
LL_TIM_EnableIT_CC2(TIM2);
LL_TIM_CC_EnableChannel(TIM2, LL_TIM_CHANNEL_CH1);
LL_TIM_CC_EnableChannel(TIM2, LL_TIM_CHANNEL_CH2);
// Start timer
LL_TIM_SetCounter(TIM2, 0);
LL_TIM_EnableCounter(TIM2);
// Start debug
furi_hal_subghz_start_debug();
// Switch to RX
furi_hal_subghz_rx();
//Clear the variable after the end of the session
furi_hal_subghz_capture_delta_duration = 0;
}
void furi_hal_subghz_stop_async_rx() {
furi_assert(furi_hal_subghz.state == SubGhzStateAsyncRx);
furi_hal_subghz.state = SubGhzStateIdle;
// Shutdown radio
furi_hal_subghz_idle();
FURI_CRITICAL_ENTER();
furi_hal_bus_disable(FuriHalBusTIM2);
// Stop debug
furi_hal_subghz_stop_debug();
FURI_CRITICAL_EXIT();
furi_hal_interrupt_set_isr(FuriHalInterruptIdTIM2, NULL, NULL);
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
}
typedef struct {
uint32_t* buffer;
LevelDuration carry_ld;
FuriHalSubGhzAsyncTxCallback callback;
void* callback_context;
uint64_t duty_high;
uint64_t duty_low;
} FuriHalSubGhzAsyncTx;
static FuriHalSubGhzAsyncTx furi_hal_subghz_async_tx = {0};
static void furi_hal_subghz_async_tx_refill(uint32_t* buffer, size_t samples) {
furi_assert(furi_hal_subghz.state == SubGhzStateAsyncTx);
while(samples > 0) {
bool is_odd = samples % 2;
LevelDuration ld;
if(level_duration_is_reset(furi_hal_subghz_async_tx.carry_ld)) {
ld = furi_hal_subghz_async_tx.callback(furi_hal_subghz_async_tx.callback_context);
} else {
ld = furi_hal_subghz_async_tx.carry_ld;
furi_hal_subghz_async_tx.carry_ld = level_duration_reset();
}
if(level_duration_is_wait(ld)) {
*buffer = API_HAL_SUBGHZ_ASYNC_TX_GUARD_TIME;
buffer++;
samples--;
} else if(level_duration_is_reset(ld)) {
*buffer = 0;
buffer++;
samples--;
LL_DMA_DisableIT_HT(SUBGHZ_DMA_CH1_DEF);
LL_DMA_DisableIT_TC(SUBGHZ_DMA_CH1_DEF);
LL_TIM_EnableIT_UPDATE(TIM2);
break;
} else {
bool level = level_duration_get_level(ld);
// Inject guard time if level is incorrect
if(is_odd != level) {
*buffer = API_HAL_SUBGHZ_ASYNC_TX_GUARD_TIME;
buffer++;
samples--;
if(is_odd) {
furi_hal_subghz_async_tx.duty_high += API_HAL_SUBGHZ_ASYNC_TX_GUARD_TIME;
} else {
furi_hal_subghz_async_tx.duty_low += API_HAL_SUBGHZ_ASYNC_TX_GUARD_TIME;
}
// Special case: prevent buffer overflow if sample is last
if(samples == 0) {
furi_hal_subghz_async_tx.carry_ld = ld;
break;
}
}
uint32_t duration = level_duration_get_duration(ld);
furi_assert(duration > 0);
*buffer = duration;
buffer++;
samples--;
if(is_odd) {
furi_hal_subghz_async_tx.duty_high += duration;
} else {
furi_hal_subghz_async_tx.duty_low += duration;
}
}
}
}
static void furi_hal_subghz_async_tx_dma_isr() {
furi_assert(furi_hal_subghz.state == SubGhzStateAsyncTx);
#if SUBGHZ_DMA_CH1_CHANNEL == LL_DMA_CHANNEL_1
if(LL_DMA_IsActiveFlag_HT1(SUBGHZ_DMA)) {
LL_DMA_ClearFlag_HT1(SUBGHZ_DMA);
furi_hal_subghz_async_tx_refill(
furi_hal_subghz_async_tx.buffer, API_HAL_SUBGHZ_ASYNC_TX_BUFFER_HALF);
}
if(LL_DMA_IsActiveFlag_TC1(SUBGHZ_DMA)) {
LL_DMA_ClearFlag_TC1(SUBGHZ_DMA);
furi_hal_subghz_async_tx_refill(
furi_hal_subghz_async_tx.buffer + API_HAL_SUBGHZ_ASYNC_TX_BUFFER_HALF,
API_HAL_SUBGHZ_ASYNC_TX_BUFFER_HALF);
}
#else
#error Update this code. Would you kindly?
#endif
}
static void furi_hal_subghz_async_tx_timer_isr() {
if(LL_TIM_IsActiveFlag_UPDATE(TIM2)) {
LL_TIM_ClearFlag_UPDATE(TIM2);
if(LL_TIM_GetAutoReload(TIM2) == 0) {
if(furi_hal_subghz.state == SubGhzStateAsyncTx) {
furi_hal_subghz.state = SubGhzStateAsyncTxLast;
LL_DMA_DisableChannel(SUBGHZ_DMA_CH1_DEF);
} else if(furi_hal_subghz.state == SubGhzStateAsyncTxLast) {
furi_hal_subghz.state = SubGhzStateAsyncTxEnd;
//forcibly pulls the pin to the ground so that there is no carrier
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullDown, GpioSpeedLow);
LL_TIM_DisableCounter(TIM2);
} else {
furi_crash(NULL);
}
}
}
}
bool furi_hal_subghz_start_async_tx(FuriHalSubGhzAsyncTxCallback callback, void* context) {
furi_assert(furi_hal_subghz.state == SubGhzStateIdle);
furi_assert(callback);
//If transmission is prohibited by regional settings
if(furi_hal_subghz.regulation != SubGhzRegulationTxRx) return false;
furi_hal_subghz_async_tx.callback = callback;
furi_hal_subghz_async_tx.callback_context = context;
furi_hal_subghz.state = SubGhzStateAsyncTx;
furi_hal_subghz_async_tx.duty_low = 0;
furi_hal_subghz_async_tx.duty_high = 0;
furi_hal_subghz_async_tx.buffer =
malloc(API_HAL_SUBGHZ_ASYNC_TX_BUFFER_FULL * sizeof(uint32_t));
// Connect CC1101_GD0 to TIM2 as output
furi_hal_gpio_init_ex(
&gpio_cc1101_g0, GpioModeAltFunctionPushPull, GpioPullDown, GpioSpeedLow, GpioAltFn1TIM2);
// Configure DMA
LL_DMA_InitTypeDef dma_config = {0};
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (TIM2->ARR);
dma_config.MemoryOrM2MDstAddress = (uint32_t)furi_hal_subghz_async_tx.buffer;
dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH;
dma_config.Mode = LL_DMA_MODE_CIRCULAR;
dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT;
dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT;
dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_WORD;
dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_WORD;
dma_config.NbData = API_HAL_SUBGHZ_ASYNC_TX_BUFFER_FULL;
dma_config.PeriphRequest = LL_DMAMUX_REQ_TIM2_UP;
dma_config.Priority = LL_DMA_MODE_NORMAL;
LL_DMA_Init(SUBGHZ_DMA_CH1_DEF, &dma_config);
furi_hal_interrupt_set_isr(SUBGHZ_DMA_CH1_IRQ, furi_hal_subghz_async_tx_dma_isr, NULL);
LL_DMA_EnableIT_TC(SUBGHZ_DMA_CH1_DEF);
LL_DMA_EnableIT_HT(SUBGHZ_DMA_CH1_DEF);
LL_DMA_EnableChannel(SUBGHZ_DMA_CH1_DEF);
furi_hal_bus_enable(FuriHalBusTIM2);
// Configure TIM2
LL_TIM_InitTypeDef TIM_InitStruct = {0};
TIM_InitStruct.Prescaler = 64 - 1;
TIM_InitStruct.CounterMode = LL_TIM_COUNTERMODE_UP;
TIM_InitStruct.Autoreload = 1000;
TIM_InitStruct.ClockDivision = LL_TIM_CLOCKDIVISION_DIV1;
LL_TIM_Init(TIM2, &TIM_InitStruct);
LL_TIM_SetClockSource(TIM2, LL_TIM_CLOCKSOURCE_INTERNAL);
LL_TIM_EnableARRPreload(TIM2);
// Configure TIM2 CH2
LL_TIM_OC_InitTypeDef TIM_OC_InitStruct = {0};
TIM_OC_InitStruct.OCMode = LL_TIM_OCMODE_TOGGLE;
TIM_OC_InitStruct.OCState = LL_TIM_OCSTATE_DISABLE;
TIM_OC_InitStruct.OCNState = LL_TIM_OCSTATE_DISABLE;
TIM_OC_InitStruct.CompareValue = 0;
TIM_OC_InitStruct.OCPolarity = LL_TIM_OCPOLARITY_LOW;
LL_TIM_OC_Init(TIM2, LL_TIM_CHANNEL_CH2, &TIM_OC_InitStruct);
LL_TIM_OC_DisableFast(TIM2, LL_TIM_CHANNEL_CH2);
LL_TIM_DisableMasterSlaveMode(TIM2);
furi_hal_interrupt_set_isr(FuriHalInterruptIdTIM2, furi_hal_subghz_async_tx_timer_isr, NULL);
furi_hal_subghz_async_tx_refill(
furi_hal_subghz_async_tx.buffer, API_HAL_SUBGHZ_ASYNC_TX_BUFFER_FULL);
LL_TIM_EnableDMAReq_UPDATE(TIM2);
LL_TIM_CC_EnableChannel(TIM2, LL_TIM_CHANNEL_CH2);
// Start counter
LL_TIM_GenerateEvent_UPDATE(TIM2);
#ifdef FURI_HAL_SUBGHZ_TX_GPIO
furi_hal_gpio_write(&FURI_HAL_SUBGHZ_TX_GPIO, true);
#endif
furi_hal_subghz_tx();
LL_TIM_SetCounter(TIM2, 0);
LL_TIM_EnableCounter(TIM2);
// Start debug
if(furi_hal_subghz_start_debug()) {
const GpioPin* gpio = furi_hal_subghz.async_mirror_pin;
furi_hal_subghz_debug_gpio_buff[0] = (uint32_t)gpio->pin << GPIO_NUMBER;
furi_hal_subghz_debug_gpio_buff[1] = gpio->pin;
dma_config.MemoryOrM2MDstAddress = (uint32_t)furi_hal_subghz_debug_gpio_buff;
dma_config.PeriphOrM2MSrcAddress = (uint32_t) & (gpio->port->BSRR);
dma_config.Direction = LL_DMA_DIRECTION_MEMORY_TO_PERIPH;
dma_config.Mode = LL_DMA_MODE_CIRCULAR;
dma_config.PeriphOrM2MSrcIncMode = LL_DMA_PERIPH_NOINCREMENT;
dma_config.MemoryOrM2MDstIncMode = LL_DMA_MEMORY_INCREMENT;
dma_config.PeriphOrM2MSrcDataSize = LL_DMA_PDATAALIGN_WORD;
dma_config.MemoryOrM2MDstDataSize = LL_DMA_MDATAALIGN_WORD;
dma_config.NbData = 2;
dma_config.PeriphRequest = LL_DMAMUX_REQ_TIM2_UP;
dma_config.Priority = LL_DMA_PRIORITY_VERYHIGH;
LL_DMA_Init(SUBGHZ_DMA_CH2_DEF, &dma_config);
LL_DMA_SetDataLength(SUBGHZ_DMA_CH2_DEF, 2);
LL_DMA_EnableChannel(SUBGHZ_DMA_CH2_DEF);
}
return true;
}
bool furi_hal_subghz_is_async_tx_complete() {
return furi_hal_subghz.state == SubGhzStateAsyncTxEnd;
}
void furi_hal_subghz_stop_async_tx() {
furi_assert(
furi_hal_subghz.state == SubGhzStateAsyncTx ||
furi_hal_subghz.state == SubGhzStateAsyncTxLast ||
furi_hal_subghz.state == SubGhzStateAsyncTxEnd);
// Shutdown radio
furi_hal_subghz_idle();
#ifdef FURI_HAL_SUBGHZ_TX_GPIO
furi_hal_gpio_write(&FURI_HAL_SUBGHZ_TX_GPIO, false);
#endif
// Deinitialize Timer
FURI_CRITICAL_ENTER();
furi_hal_bus_disable(FuriHalBusTIM2);
furi_hal_interrupt_set_isr(FuriHalInterruptIdTIM2, NULL, NULL);
// Deinitialize DMA
LL_DMA_DeInit(SUBGHZ_DMA_CH1_DEF);
furi_hal_interrupt_set_isr(SUBGHZ_DMA_CH1_IRQ, NULL, NULL);
// Deinitialize GPIO
furi_hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
// Stop debug
if(furi_hal_subghz_stop_debug()) {
LL_DMA_DisableChannel(SUBGHZ_DMA_CH2_DEF);
}
FURI_CRITICAL_EXIT();
free(furi_hal_subghz_async_tx.buffer);
float duty_cycle =
100.0f * (float)furi_hal_subghz_async_tx.duty_high /
((float)furi_hal_subghz_async_tx.duty_low + (float)furi_hal_subghz_async_tx.duty_high);
FURI_LOG_D(
TAG,
"Async TX Radio stats: on %0.0fus, off %0.0fus, DutyCycle: %0.0f%%",
(double)furi_hal_subghz_async_tx.duty_high,
(double)furi_hal_subghz_async_tx.duty_low,
(double)duty_cycle);
furi_hal_subghz.state = SubGhzStateIdle;
}
+224
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/**
* @file furi_hal_subghz.h
* SubGhz HAL API
*/
#pragma once
#include <lib/subghz/devices/preset.h>
#include <stdbool.h>
#include <stdint.h>
#include <stddef.h>
#include <toolbox/level_duration.h>
#include <furi_hal_gpio.h>
#ifdef __cplusplus
extern "C" {
#endif
/** Low level buffer dimensions and guard times */
#define API_HAL_SUBGHZ_ASYNC_TX_BUFFER_FULL (256)
#define API_HAL_SUBGHZ_ASYNC_TX_BUFFER_HALF (API_HAL_SUBGHZ_ASYNC_TX_BUFFER_FULL / 2)
#define API_HAL_SUBGHZ_ASYNC_TX_GUARD_TIME 999
/** Switchable Radio Paths */
typedef enum {
FuriHalSubGhzPathIsolate, /**< Isolate Radio from antenna */
FuriHalSubGhzPath433, /**< Center Frequency: 433MHz. Path 1: SW1RF1-SW2RF2, LCLCL */
FuriHalSubGhzPath315, /**< Center Frequency: 315MHz. Path 2: SW1RF2-SW2RF1, LCLCLCL */
FuriHalSubGhzPath868, /**< Center Frequency: 868MHz. Path 3: SW1RF3-SW2RF3, LCLC */
} FuriHalSubGhzPath;
/* Mirror RX/TX async modulation signal to specified pin
*
* @warning Configures pin to output mode. Make sure it is not connected
* directly to power or ground.
*
* @param[in] pin pointer to the gpio pin structure or NULL to disable
*/
void furi_hal_subghz_set_async_mirror_pin(const GpioPin* pin);
/** Get data GPIO
*
* @return pointer to the gpio pin structure
*/
const GpioPin* furi_hal_subghz_get_data_gpio();
/** Initialize and switch to power save mode Used by internal API-HAL
* initialization routine Can be used to reinitialize device to safe state and
* send it to sleep
*/
void furi_hal_subghz_init();
/** Send device to sleep mode
*/
void furi_hal_subghz_sleep();
/** Dump info to stdout
*/
void furi_hal_subghz_dump_state();
/** Load custom registers from preset
*
* @param preset_data registers to load
*/
void furi_hal_subghz_load_custom_preset(const uint8_t* preset_data);
/** Load registers
*
* @param data Registers data
*/
void furi_hal_subghz_load_registers(const uint8_t* data);
/** Load PATABLE
*
* @param data 8 uint8_t values
*/
void furi_hal_subghz_load_patable(const uint8_t data[8]);
/** Write packet to FIFO
*
* @param data bytes array
* @param size size
*/
void furi_hal_subghz_write_packet(const uint8_t* data, uint8_t size);
/** Check if receive pipe is not empty
*
* @return true if not empty
*/
bool furi_hal_subghz_rx_pipe_not_empty();
/** Check if received data crc is valid
*
* @return true if valid
*/
bool furi_hal_subghz_is_rx_data_crc_valid();
/** Read packet from FIFO
*
* @param data pointer
* @param size size
*/
void furi_hal_subghz_read_packet(uint8_t* data, uint8_t* size);
/** Flush rx FIFO buffer
*/
void furi_hal_subghz_flush_rx();
/** Flush tx FIFO buffer
*/
void furi_hal_subghz_flush_tx();
/** Shutdown Issue SPWD command
* @warning registers content will be lost
*/
void furi_hal_subghz_shutdown();
/** Reset Issue reset command
* @warning registers content will be lost
*/
void furi_hal_subghz_reset();
/** Switch to Idle
*/
void furi_hal_subghz_idle();
/** Switch to Receive
*/
void furi_hal_subghz_rx();
/** Switch to Transmit
*
* @return true if the transfer is allowed by belonging to the region
*/
bool furi_hal_subghz_tx();
/** Get RSSI value in dBm
*
* @return RSSI value
*/
float furi_hal_subghz_get_rssi();
/** Get LQI
*
* @return LQI value
*/
uint8_t furi_hal_subghz_get_lqi();
/** Check if frequency is in valid range
*
* @param value frequency in Hz
*
* @return true if frequency is valid, otherwise false
*/
bool furi_hal_subghz_is_frequency_valid(uint32_t value);
/** Set frequency and path This function automatically selects antenna matching
* network
*
* @param value frequency in Hz
*
* @return real frequency in Hz
*/
uint32_t furi_hal_subghz_set_frequency_and_path(uint32_t value);
/** Set frequency
*
* @param value frequency in Hz
*
* @return real frequency in Hz
*/
uint32_t furi_hal_subghz_set_frequency(uint32_t value);
/** Set path
*
* @param path path to use
*/
void furi_hal_subghz_set_path(FuriHalSubGhzPath path);
/* High Level API */
/** Signal Timings Capture callback */
typedef void (*FuriHalSubGhzCaptureCallback)(bool level, uint32_t duration, void* context);
/** Enable signal timings capture Initializes GPIO and TIM2 for timings capture
*
* @param callback FuriHalSubGhzCaptureCallback
* @param context callback context
*/
void furi_hal_subghz_start_async_rx(FuriHalSubGhzCaptureCallback callback, void* context);
/** Disable signal timings capture Resets GPIO and TIM2
*/
void furi_hal_subghz_stop_async_rx();
/** Async TX callback type
* @param context callback context
* @return LevelDuration
*/
typedef LevelDuration (*FuriHalSubGhzAsyncTxCallback)(void* context);
/** Start async TX Initializes GPIO, TIM2 and DMA1 for signal output
*
* @param callback FuriHalSubGhzAsyncTxCallback
* @param context callback context
*
* @return true if the transfer is allowed by belonging to the region
*/
bool furi_hal_subghz_start_async_tx(FuriHalSubGhzAsyncTxCallback callback, void* context);
/** Wait for async transmission to complete
*
* @return true if TX complete
*/
bool furi_hal_subghz_is_async_tx_complete();
/** Stop async transmission and cleanup resources Resets GPIO, TIM2, and DMA1
*/
void furi_hal_subghz_stop_async_tx();
#ifdef __cplusplus
}
#endif
+6
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#pragma once
#include <furi_hal_subghz.h>
#include <furi_hal_ibutton.h>
#include <furi_hal_rfid.h>
#include <furi_hal_nfc.h>
+244
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#include <furi_hal_uart.h>
#include <stdbool.h>
#include <stm32wbxx_ll_lpuart.h>
#include <stm32wbxx_ll_usart.h>
#include <stm32wbxx_ll_rcc.h>
#include <furi_hal_resources.h>
#include <furi_hal_bus.h>
#include <furi.h>
static bool furi_hal_usart_prev_enabled[2];
static void (*irq_cb[2])(uint8_t ev, uint8_t data, void* context);
static void* irq_ctx[2];
static void furi_hal_usart_init(uint32_t baud) {
furi_hal_bus_enable(FuriHalBusUSART1);
LL_RCC_SetUSARTClockSource(LL_RCC_USART1_CLKSOURCE_PCLK2);
furi_hal_gpio_init_ex(
&gpio_usart_tx,
GpioModeAltFunctionPushPull,
GpioPullUp,
GpioSpeedVeryHigh,
GpioAltFn7USART1);
furi_hal_gpio_init_ex(
&gpio_usart_rx,
GpioModeAltFunctionPushPull,
GpioPullUp,
GpioSpeedVeryHigh,
GpioAltFn7USART1);
LL_USART_InitTypeDef USART_InitStruct;
USART_InitStruct.PrescalerValue = LL_USART_PRESCALER_DIV1;
USART_InitStruct.BaudRate = baud;
USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
USART_InitStruct.Parity = LL_USART_PARITY_NONE;
USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX_RX;
USART_InitStruct.HardwareFlowControl = LL_USART_HWCONTROL_NONE;
USART_InitStruct.OverSampling = LL_USART_OVERSAMPLING_16;
LL_USART_Init(USART1, &USART_InitStruct);
LL_USART_EnableFIFO(USART1);
LL_USART_ConfigAsyncMode(USART1);
LL_USART_Enable(USART1);
while(!LL_USART_IsActiveFlag_TEACK(USART1) || !LL_USART_IsActiveFlag_REACK(USART1))
;
LL_USART_DisableIT_ERROR(USART1);
NVIC_SetPriority(USART1_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
}
static void furi_hal_lpuart_init(uint32_t baud) {
furi_hal_bus_enable(FuriHalBusLPUART1);
LL_RCC_SetLPUARTClockSource(LL_RCC_LPUART1_CLKSOURCE_PCLK1);
furi_hal_gpio_init_ex(
&gpio_ext_pc0,
GpioModeAltFunctionPushPull,
GpioPullUp,
GpioSpeedVeryHigh,
GpioAltFn8LPUART1);
furi_hal_gpio_init_ex(
&gpio_ext_pc1,
GpioModeAltFunctionPushPull,
GpioPullUp,
GpioSpeedVeryHigh,
GpioAltFn8LPUART1);
LL_LPUART_InitTypeDef LPUART_InitStruct;
LPUART_InitStruct.PrescalerValue = LL_LPUART_PRESCALER_DIV1;
LPUART_InitStruct.BaudRate = 115200;
LPUART_InitStruct.DataWidth = LL_LPUART_DATAWIDTH_8B;
LPUART_InitStruct.StopBits = LL_LPUART_STOPBITS_1;
LPUART_InitStruct.Parity = LL_LPUART_PARITY_NONE;
LPUART_InitStruct.TransferDirection = LL_LPUART_DIRECTION_TX_RX;
LPUART_InitStruct.HardwareFlowControl = LL_LPUART_HWCONTROL_NONE;
LL_LPUART_Init(LPUART1, &LPUART_InitStruct);
LL_LPUART_EnableFIFO(LPUART1);
LL_LPUART_Enable(LPUART1);
while(!LL_LPUART_IsActiveFlag_TEACK(LPUART1) || !LL_LPUART_IsActiveFlag_REACK(LPUART1))
;
furi_hal_uart_set_br(FuriHalUartIdLPUART1, baud);
LL_LPUART_DisableIT_ERROR(LPUART1);
NVIC_SetPriority(LPUART1_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
}
void furi_hal_uart_init(FuriHalUartId ch, uint32_t baud) {
if(ch == FuriHalUartIdLPUART1) {
furi_hal_lpuart_init(baud);
} else if(ch == FuriHalUartIdUSART1) {
furi_hal_usart_init(baud);
}
}
void furi_hal_uart_set_br(FuriHalUartId ch, uint32_t baud) {
if(ch == FuriHalUartIdUSART1) {
if(LL_USART_IsEnabled(USART1)) {
// Wait for transfer complete flag
while(!LL_USART_IsActiveFlag_TC(USART1))
;
LL_USART_Disable(USART1);
uint32_t uartclk = LL_RCC_GetUSARTClockFreq(LL_RCC_USART1_CLKSOURCE);
LL_USART_SetBaudRate(
USART1, uartclk, LL_USART_PRESCALER_DIV1, LL_USART_OVERSAMPLING_16, baud);
LL_USART_Enable(USART1);
}
} else if(ch == FuriHalUartIdLPUART1) {
if(LL_LPUART_IsEnabled(LPUART1)) {
// Wait for transfer complete flag
while(!LL_LPUART_IsActiveFlag_TC(LPUART1))
;
LL_LPUART_Disable(LPUART1);
uint32_t uartclk = LL_RCC_GetLPUARTClockFreq(LL_RCC_LPUART1_CLKSOURCE);
if(uartclk / baud > 4095) {
LL_LPUART_SetPrescaler(LPUART1, LL_LPUART_PRESCALER_DIV32);
LL_LPUART_SetBaudRate(LPUART1, uartclk, LL_LPUART_PRESCALER_DIV32, baud);
} else {
LL_LPUART_SetPrescaler(LPUART1, LL_LPUART_PRESCALER_DIV1);
LL_LPUART_SetBaudRate(LPUART1, uartclk, LL_LPUART_PRESCALER_DIV1, baud);
}
LL_LPUART_Enable(LPUART1);
}
}
}
void furi_hal_uart_deinit(FuriHalUartId ch) {
furi_hal_uart_set_irq_cb(ch, NULL, NULL);
if(ch == FuriHalUartIdUSART1) {
if(furi_hal_bus_is_enabled(FuriHalBusUSART1)) {
furi_hal_bus_disable(FuriHalBusUSART1);
}
furi_hal_gpio_init(&gpio_usart_tx, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(&gpio_usart_rx, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
} else if(ch == FuriHalUartIdLPUART1) {
if(furi_hal_bus_is_enabled(FuriHalBusLPUART1)) {
furi_hal_bus_disable(FuriHalBusLPUART1);
}
furi_hal_gpio_init(&gpio_ext_pc0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_init(&gpio_ext_pc1, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
}
}
void furi_hal_uart_suspend(FuriHalUartId channel) {
if(channel == FuriHalUartIdLPUART1 && LL_LPUART_IsEnabled(LPUART1)) {
LL_LPUART_Disable(LPUART1);
furi_hal_usart_prev_enabled[channel] = true;
} else if(channel == FuriHalUartIdUSART1 && LL_USART_IsEnabled(USART1)) {
LL_USART_Disable(USART1);
furi_hal_usart_prev_enabled[channel] = true;
}
}
void furi_hal_uart_resume(FuriHalUartId channel) {
if(!furi_hal_usart_prev_enabled[channel]) {
return;
} else if(channel == FuriHalUartIdLPUART1) {
LL_LPUART_Enable(LPUART1);
} else if(channel == FuriHalUartIdUSART1) {
LL_USART_Enable(USART1);
}
furi_hal_usart_prev_enabled[channel] = false;
}
void furi_hal_uart_tx(FuriHalUartId ch, uint8_t* buffer, size_t buffer_size) {
if(ch == FuriHalUartIdUSART1) {
if(LL_USART_IsEnabled(USART1) == 0) return;
while(buffer_size > 0) {
while(!LL_USART_IsActiveFlag_TXE(USART1))
;
LL_USART_TransmitData8(USART1, *buffer);
buffer++;
buffer_size--;
}
} else if(ch == FuriHalUartIdLPUART1) {
if(LL_LPUART_IsEnabled(LPUART1) == 0) return;
while(buffer_size > 0) {
while(!LL_LPUART_IsActiveFlag_TXE(LPUART1))
;
LL_LPUART_TransmitData8(LPUART1, *buffer);
buffer++;
buffer_size--;
}
}
}
void furi_hal_uart_set_irq_cb(
FuriHalUartId ch,
void (*cb)(UartIrqEvent ev, uint8_t data, void* ctx),
void* ctx) {
if(cb == NULL) {
if(ch == FuriHalUartIdUSART1) {
NVIC_DisableIRQ(USART1_IRQn);
LL_USART_DisableIT_RXNE_RXFNE(USART1);
} else if(ch == FuriHalUartIdLPUART1) {
NVIC_DisableIRQ(LPUART1_IRQn);
LL_LPUART_DisableIT_RXNE_RXFNE(LPUART1);
}
irq_cb[ch] = cb;
irq_ctx[ch] = ctx;
} else {
irq_ctx[ch] = ctx;
irq_cb[ch] = cb;
if(ch == FuriHalUartIdUSART1) {
NVIC_EnableIRQ(USART1_IRQn);
LL_USART_EnableIT_RXNE_RXFNE(USART1);
} else if(ch == FuriHalUartIdLPUART1) {
NVIC_EnableIRQ(LPUART1_IRQn);
LL_LPUART_EnableIT_RXNE_RXFNE(LPUART1);
}
}
}
void LPUART1_IRQHandler(void) {
if(LL_LPUART_IsActiveFlag_RXNE_RXFNE(LPUART1)) {
uint8_t data = LL_LPUART_ReceiveData8(LPUART1);
irq_cb[FuriHalUartIdLPUART1](UartIrqEventRXNE, data, irq_ctx[FuriHalUartIdLPUART1]);
} else if(LL_LPUART_IsActiveFlag_ORE(LPUART1)) {
LL_LPUART_ClearFlag_ORE(LPUART1);
}
}
void USART1_IRQHandler(void) {
if(LL_USART_IsActiveFlag_RXNE_RXFNE(USART1)) {
uint8_t data = LL_USART_ReceiveData8(USART1);
irq_cb[FuriHalUartIdUSART1](UartIrqEventRXNE, data, irq_ctx[FuriHalUartIdUSART1]);
} else if(LL_USART_IsActiveFlag_ORE(USART1)) {
LL_USART_ClearFlag_ORE(USART1);
}
}
+89
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/**
* @file furi_hal_uart.h
* @version 1.0
* @date 2021-11-19
*
* UART HAL api interface
*/
#pragma once
#include <stddef.h>
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* UART channels
*/
typedef enum {
FuriHalUartIdUSART1,
FuriHalUartIdLPUART1,
} FuriHalUartId;
/**
* UART events
*/
typedef enum {
UartIrqEventRXNE,
} UartIrqEvent;
/**
* Init UART
* Configures GPIO to UART function, сonfigures UART hardware, enables UART hardware
* @param channel UART channel
* @param baud baudrate
*/
void furi_hal_uart_init(FuriHalUartId channel, uint32_t baud);
/**
* Deinit UART
* Configures GPIO to analog, clears callback and callback context, disables UART hardware
* @param channel UART channel
*/
void furi_hal_uart_deinit(FuriHalUartId channel);
/**
* Suspend UART operation
* Disables UART hardware, settings and callbacks are preserved
* @param channel UART channel
*/
void furi_hal_uart_suspend(FuriHalUartId channel);
/**
* Resume UART operation
* Resumes UART hardware from suspended state
* @param channel UART channel
*/
void furi_hal_uart_resume(FuriHalUartId channel);
/**
* Changes UART baudrate
* @param channel UART channel
* @param baud baudrate
*/
void furi_hal_uart_set_br(FuriHalUartId channel, uint32_t baud);
/**
* Transmits data
* @param channel UART channel
* @param buffer data
* @param buffer_size data size (in bytes)
*/
void furi_hal_uart_tx(FuriHalUartId channel, uint8_t* buffer, size_t buffer_size);
/**
* Sets UART event callback
* @param channel UART channel
* @param callback callback pointer
* @param context callback context
*/
void furi_hal_uart_set_irq_cb(
FuriHalUartId channel,
void (*callback)(UartIrqEvent event, uint8_t data, void* context),
void* context);
#ifdef __cplusplus
}
#endif
+480
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#include <furi_hal_version.h>
#include <furi_hal_usb_i.h>
#include <furi_hal_usb.h>
#include <furi_hal_power.h>
#include <stm32wbxx_ll_pwr.h>
#include <stm32wbxx_ll_rcc.h>
#include <furi.h>
#include <toolbox/api_lock.h>
#include "usb.h"
#define TAG "FuriHalUsb"
#define USB_RECONNECT_DELAY 500
typedef enum {
UsbApiEventTypeSetConfig,
UsbApiEventTypeGetConfig,
UsbApiEventTypeLock,
UsbApiEventTypeUnlock,
UsbApiEventTypeIsLocked,
UsbApiEventTypeEnable,
UsbApiEventTypeDisable,
UsbApiEventTypeReinit,
UsbApiEventTypeSetStateCallback,
} UsbApiEventType;
typedef struct {
FuriHalUsbStateCallback callback;
void* context;
} UsbApiEventDataStateCallback;
typedef struct {
FuriHalUsbInterface* interface;
void* context;
} UsbApiEventDataInterface;
typedef union {
UsbApiEventDataStateCallback state_callback;
UsbApiEventDataInterface interface;
} UsbApiEventData;
typedef union {
bool bool_value;
void* void_value;
} UsbApiEventReturnData;
typedef struct {
FuriApiLock lock;
UsbApiEventType type;
UsbApiEventData data;
UsbApiEventReturnData* return_data;
} UsbApiEventMessage;
typedef struct {
FuriThread* thread;
FuriMessageQueue* queue;
bool enabled;
bool connected;
bool mode_lock;
bool request_pending;
FuriHalUsbInterface* interface;
void* interface_context;
FuriHalUsbStateCallback callback;
void* callback_context;
} UsbSrv;
typedef enum {
UsbEventReset = (1 << 0),
UsbEventRequest = (1 << 1),
UsbEventMessage = (1 << 2),
} UsbEvent;
#define USB_SRV_ALL_EVENTS (UsbEventReset | UsbEventRequest | UsbEventMessage)
PLACE_IN_SECTION("MB_MEM2") static UsbSrv usb = {0};
PLACE_IN_SECTION("MB_MEM2") static uint32_t ubuf[0x20];
PLACE_IN_SECTION("MB_MEM2") usbd_device udev;
static const struct usb_string_descriptor dev_lang_desc = USB_ARRAY_DESC(USB_LANGID_ENG_US);
static int32_t furi_hal_usb_thread(void* context);
static usbd_respond usb_descriptor_get(usbd_ctlreq* req, void** address, uint16_t* length);
static void reset_evt(usbd_device* dev, uint8_t event, uint8_t ep);
static void susp_evt(usbd_device* dev, uint8_t event, uint8_t ep);
static void wkup_evt(usbd_device* dev, uint8_t event, uint8_t ep);
/* Low-level init */
void furi_hal_usb_init(void) {
LL_RCC_SetUSBClockSource(LL_RCC_USB_CLKSOURCE_PLLSAI1);
LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
LL_PWR_EnableVddUSB();
GPIO_InitStruct.Pin = LL_GPIO_PIN_11 | LL_GPIO_PIN_12;
GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE;
GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
GPIO_InitStruct.Alternate = LL_GPIO_AF_10;
LL_GPIO_Init(GPIOA, &GPIO_InitStruct);
usbd_init(&udev, &usbd_hw, USB_EP0_SIZE, ubuf, sizeof(ubuf));
FURI_CRITICAL_ENTER();
usbd_enable(&udev, true);
FURI_CRITICAL_EXIT();
usbd_reg_descr(&udev, usb_descriptor_get);
usbd_reg_event(&udev, usbd_evt_susp, susp_evt);
usbd_reg_event(&udev, usbd_evt_wkup, wkup_evt);
// Reset callback will be enabled after first mode change to avoid getting false reset events
usb.enabled = false;
usb.interface = NULL;
NVIC_SetPriority(USB_LP_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
NVIC_SetPriority(USB_HP_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 15, 0));
NVIC_EnableIRQ(USB_LP_IRQn);
NVIC_EnableIRQ(USB_HP_IRQn);
usb.queue = furi_message_queue_alloc(1, sizeof(UsbApiEventMessage));
usb.thread = furi_thread_alloc_ex("UsbDriver", 1024, furi_hal_usb_thread, NULL);
furi_thread_mark_as_service(usb.thread);
furi_thread_start(usb.thread);
FURI_LOG_I(TAG, "Init OK");
}
static void furi_hal_usb_send_message(UsbApiEventMessage* message) {
furi_message_queue_put(usb.queue, message, FuriWaitForever);
furi_thread_flags_set(furi_thread_get_id(usb.thread), UsbEventMessage);
api_lock_wait_unlock_and_free(message->lock);
}
bool furi_hal_usb_set_config(FuriHalUsbInterface* new_if, void* ctx) {
UsbApiEventReturnData return_data = {
.bool_value = false,
};
UsbApiEventMessage msg = {
.lock = api_lock_alloc_locked(),
.type = UsbApiEventTypeSetConfig,
.data.interface =
{
.interface = new_if,
.context = ctx,
},
.return_data = &return_data,
};
furi_hal_usb_send_message(&msg);
return return_data.bool_value;
}
FuriHalUsbInterface* furi_hal_usb_get_config() {
UsbApiEventReturnData return_data = {
.void_value = NULL,
};
UsbApiEventMessage msg = {
.lock = api_lock_alloc_locked(),
.type = UsbApiEventTypeGetConfig,
.return_data = &return_data,
};
furi_hal_usb_send_message(&msg);
return return_data.void_value;
}
void furi_hal_usb_lock() {
UsbApiEventMessage msg = {
.lock = api_lock_alloc_locked(),
.type = UsbApiEventTypeLock,
};
furi_hal_usb_send_message(&msg);
}
void furi_hal_usb_unlock() {
UsbApiEventMessage msg = {
.lock = api_lock_alloc_locked(),
.type = UsbApiEventTypeUnlock,
};
furi_hal_usb_send_message(&msg);
}
bool furi_hal_usb_is_locked() {
UsbApiEventReturnData return_data = {
.bool_value = false,
};
UsbApiEventMessage msg = {
.lock = api_lock_alloc_locked(),
.type = UsbApiEventTypeIsLocked,
.return_data = &return_data,
};
furi_hal_usb_send_message(&msg);
return return_data.bool_value;
}
void furi_hal_usb_disable() {
UsbApiEventMessage msg = {
.lock = api_lock_alloc_locked(),
.type = UsbApiEventTypeDisable,
};
furi_hal_usb_send_message(&msg);
}
void furi_hal_usb_enable() {
UsbApiEventMessage msg = {
.lock = api_lock_alloc_locked(),
.type = UsbApiEventTypeEnable,
};
furi_hal_usb_send_message(&msg);
}
void furi_hal_usb_reinit() {
UsbApiEventMessage msg = {
.lock = api_lock_alloc_locked(),
.type = UsbApiEventTypeReinit,
};
furi_hal_usb_send_message(&msg);
}
void furi_hal_usb_set_state_callback(FuriHalUsbStateCallback cb, void* ctx) {
UsbApiEventMessage msg = {
.lock = api_lock_alloc_locked(),
.type = UsbApiEventTypeSetStateCallback,
.data.state_callback =
{
.callback = cb,
.context = ctx,
},
};
furi_hal_usb_send_message(&msg);
}
/* Get device / configuration descriptors */
static usbd_respond usb_descriptor_get(usbd_ctlreq* req, void** address, uint16_t* length) {
const uint8_t dtype = req->wValue >> 8;
const uint8_t dnumber = req->wValue & 0xFF;
const void* desc;
uint16_t len = 0;
if(usb.interface == NULL) return usbd_fail;
switch(dtype) {
case USB_DTYPE_DEVICE:
furi_thread_flags_set(furi_thread_get_id(usb.thread), UsbEventRequest);
if(usb.callback != NULL) {
usb.callback(FuriHalUsbStateEventDescriptorRequest, usb.callback_context);
}
desc = usb.interface->dev_descr;
break;
case USB_DTYPE_CONFIGURATION:
desc = usb.interface->cfg_descr;
len = ((struct usb_string_descriptor*)(usb.interface->cfg_descr))->wString[0];
break;
case USB_DTYPE_STRING:
if(dnumber == UsbDevLang) {
desc = &dev_lang_desc;
} else if((dnumber == UsbDevManuf) && (usb.interface->str_manuf_descr != NULL)) {
desc = usb.interface->str_manuf_descr;
} else if((dnumber == UsbDevProduct) && (usb.interface->str_prod_descr != NULL)) {
desc = usb.interface->str_prod_descr;
} else if((dnumber == UsbDevSerial) && (usb.interface->str_serial_descr != NULL)) {
desc = usb.interface->str_serial_descr;
} else
return usbd_fail;
break;
default:
return usbd_fail;
}
if(desc == NULL) return usbd_fail;
if(len == 0) {
len = ((struct usb_header_descriptor*)desc)->bLength;
}
*address = (void*)desc;
*length = len;
return usbd_ack;
}
static void reset_evt(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
UNUSED(event);
UNUSED(ep);
furi_thread_flags_set(furi_thread_get_id(usb.thread), UsbEventReset);
if(usb.callback != NULL) {
usb.callback(FuriHalUsbStateEventReset, usb.callback_context);
}
}
static void susp_evt(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
UNUSED(event);
UNUSED(ep);
if((usb.interface != NULL) && (usb.connected == true)) {
usb.connected = false;
usb.interface->suspend(&udev);
furi_hal_power_insomnia_exit();
}
if(usb.callback != NULL) {
usb.callback(FuriHalUsbStateEventSuspend, usb.callback_context);
}
}
static void wkup_evt(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
UNUSED(event);
UNUSED(ep);
if((usb.interface != NULL) && (usb.connected == false)) {
usb.connected = true;
usb.interface->wakeup(&udev);
furi_hal_power_insomnia_enter();
}
if(usb.callback != NULL) {
usb.callback(FuriHalUsbStateEventWakeup, usb.callback_context);
}
}
static void usb_process_mode_start(FuriHalUsbInterface* interface, void* context) {
if(usb.interface != NULL) {
usb.interface->deinit(&udev);
}
__disable_irq();
usb.interface = interface;
usb.interface_context = context;
__enable_irq();
if(interface != NULL) {
interface->init(&udev, interface, context);
usbd_reg_event(&udev, usbd_evt_reset, reset_evt);
FURI_LOG_I(TAG, "USB Mode change done");
usb.enabled = true;
}
}
static void usb_process_mode_change(FuriHalUsbInterface* interface, void* context) {
if((interface != usb.interface) || (context != usb.interface_context)) {
if(usb.enabled) {
// Disable current interface
susp_evt(&udev, 0, 0);
usbd_connect(&udev, false);
usb.enabled = false;
furi_delay_ms(USB_RECONNECT_DELAY);
}
usb_process_mode_start(interface, context);
}
}
static void usb_process_mode_reinit() {
// Temporary disable callback to avoid getting false reset events
usbd_reg_event(&udev, usbd_evt_reset, NULL);
FURI_LOG_I(TAG, "USB Reinit");
susp_evt(&udev, 0, 0);
usbd_connect(&udev, false);
usb.enabled = false;
FURI_CRITICAL_ENTER();
usbd_enable(&udev, false);
usbd_enable(&udev, true);
FURI_CRITICAL_EXIT();
furi_delay_ms(USB_RECONNECT_DELAY);
usb_process_mode_start(usb.interface, usb.interface_context);
}
static bool usb_process_set_config(FuriHalUsbInterface* interface, void* context) {
if(usb.mode_lock) {
return false;
} else {
usb_process_mode_change(interface, context);
return true;
}
}
static void usb_process_enable(bool enable) {
if(enable) {
if((!usb.enabled) && (usb.interface != NULL)) {
usbd_connect(&udev, true);
usb.enabled = true;
FURI_LOG_I(TAG, "USB Enable");
}
} else {
if(usb.enabled) {
susp_evt(&udev, 0, 0);
usbd_connect(&udev, false);
usb.enabled = false;
usb.request_pending = false;
FURI_LOG_I(TAG, "USB Disable");
}
}
}
static void usb_process_message(UsbApiEventMessage* message) {
switch(message->type) {
case UsbApiEventTypeSetConfig:
message->return_data->bool_value = usb_process_set_config(
message->data.interface.interface, message->data.interface.context);
break;
case UsbApiEventTypeGetConfig:
message->return_data->void_value = usb.interface;
break;
case UsbApiEventTypeLock:
FURI_LOG_I(TAG, "Mode lock");
usb.mode_lock = true;
break;
case UsbApiEventTypeUnlock:
FURI_LOG_I(TAG, "Mode unlock");
usb.mode_lock = false;
break;
case UsbApiEventTypeIsLocked:
message->return_data->bool_value = usb.mode_lock;
break;
case UsbApiEventTypeDisable:
usb_process_enable(false);
break;
case UsbApiEventTypeEnable:
usb_process_enable(true);
break;
case UsbApiEventTypeReinit:
usb_process_mode_reinit();
break;
case UsbApiEventTypeSetStateCallback:
usb.callback = message->data.state_callback.callback;
usb.callback_context = message->data.state_callback.context;
break;
}
api_lock_unlock(message->lock);
}
static int32_t furi_hal_usb_thread(void* context) {
UNUSED(context);
uint8_t usb_wait_time = 0;
if(furi_message_queue_get_count(usb.queue) > 0) {
furi_thread_flags_set(furi_thread_get_id(usb.thread), UsbEventMessage);
}
while(true) {
uint32_t flags = furi_thread_flags_wait(USB_SRV_ALL_EVENTS, FuriFlagWaitAny, 500);
{
UsbApiEventMessage message;
if(furi_message_queue_get(usb.queue, &message, 0) == FuriStatusOk) {
usb_process_message(&message);
}
}
if((flags & FuriFlagError) == 0) {
if(flags & UsbEventReset) {
if(usb.enabled) {
usb.request_pending = true;
usb_wait_time = 0;
}
}
if(flags & UsbEventRequest) {
usb.request_pending = false;
}
} else if(usb.request_pending) {
usb_wait_time++;
if(usb_wait_time > 4) {
usb_process_mode_reinit();
usb.request_pending = false;
}
}
}
return 0;
}
+536
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#include <furi_hal_version.h>
#include <furi_hal_usb_i.h>
#include <furi_hal_usb.h>
#include <furi_hal_usb_ccid.h>
#include <furi.h>
#include "usb.h"
#include "usb_ccid.h"
static const uint8_t USB_DEVICE_NO_CLASS = 0x0;
static const uint8_t USB_DEVICE_NO_SUBCLASS = 0x0;
static const uint8_t USB_DEVICE_NO_PROTOCOL = 0x0;
#define FIXED_CONTROL_ENDPOINT_SIZE 8
#define IF_NUM_MAX 1
#define CCID_VID_DEFAULT 0x1234
#define CCID_PID_DEFAULT 0xABCD
#define CCID_TOTAL_SLOTS 1
#define CCID_SLOT_INDEX 0
#define CCID_DATABLOCK_SIZE 256
#define ENDPOINT_DIR_IN 0x80
#define ENDPOINT_DIR_OUT 0x00
#define INTERFACE_ID_CCID 0
#define CCID_IN_EPADDR (ENDPOINT_DIR_IN | 2)
/** Endpoint address of the CCID data OUT endpoint, for host-to-device data transfers. */
#define CCID_OUT_EPADDR (ENDPOINT_DIR_OUT | 1)
/** Endpoint size in bytes of the CCID data being sent between IN and OUT endpoints. */
#define CCID_EPSIZE 64
struct CcidIntfDescriptor {
struct usb_interface_descriptor ccid;
struct usb_ccid_descriptor ccid_desc;
struct usb_endpoint_descriptor ccid_bulk_in;
struct usb_endpoint_descriptor ccid_bulk_out;
} __attribute__((packed));
struct CcidConfigDescriptor {
struct usb_config_descriptor config;
struct CcidIntfDescriptor intf_0;
} __attribute__((packed));
enum CCID_Features_Auto_t {
CCID_Features_Auto_None = 0x0,
CCID_Features_Auto_ParameterConfiguration = 0x2,
CCID_Features_Auto_ICCActivation = 0x4,
CCID_Features_Auto_VoltageSelection = 0x8,
CCID_Features_Auto_ICCClockFrequencyChange = 0x10,
CCID_Features_Auto_ICCBaudRateChange = 0x20,
CCID_Features_Auto_ParameterNegotiation = 0x40,
CCID_Features_Auto_PPS = 0x80,
};
enum CCID_Features_ExchangeLevel_t {
CCID_Features_ExchangeLevel_TPDU = 0x00010000,
CCID_Features_ExchangeLevel_ShortAPDU = 0x00020000,
CCID_Features_ExchangeLevel_ShortExtendedAPDU = 0x00040000
};
/* Device descriptor */
static struct usb_device_descriptor ccid_device_desc = {
.bLength = sizeof(struct usb_device_descriptor),
.bDescriptorType = USB_DTYPE_DEVICE,
.bcdUSB = VERSION_BCD(2, 0, 0),
.bDeviceClass = USB_DEVICE_NO_CLASS,
.bDeviceSubClass = USB_DEVICE_NO_SUBCLASS,
.bDeviceProtocol = USB_DEVICE_NO_PROTOCOL,
.bMaxPacketSize0 = FIXED_CONTROL_ENDPOINT_SIZE,
.idVendor = CCID_VID_DEFAULT,
.idProduct = CCID_PID_DEFAULT,
.bcdDevice = VERSION_BCD(1, 0, 0),
.iManufacturer = UsbDevManuf,
.iProduct = UsbDevProduct,
.iSerialNumber = UsbDevSerial,
.bNumConfigurations = 1,
};
/* Device configuration descriptor*/
static const struct CcidConfigDescriptor ccid_cfg_desc = {
.config =
{
.bLength = sizeof(struct usb_config_descriptor),
.bDescriptorType = USB_DTYPE_CONFIGURATION,
.wTotalLength = sizeof(struct CcidConfigDescriptor),
.bNumInterfaces = 1,
.bConfigurationValue = 1,
.iConfiguration = NO_DESCRIPTOR,
.bmAttributes = USB_CFG_ATTR_RESERVED | USB_CFG_ATTR_SELFPOWERED,
.bMaxPower = USB_CFG_POWER_MA(100),
},
.intf_0 =
{
.ccid =
{.bLength = sizeof(struct usb_interface_descriptor),
.bDescriptorType = USB_DTYPE_INTERFACE,
.bInterfaceNumber = INTERFACE_ID_CCID,
.bAlternateSetting = 0x00,
.bNumEndpoints = 2,
.bInterfaceClass = USB_CLASS_CCID,
.bInterfaceSubClass = 0,
.bInterfaceProtocol = 0,
.iInterface = NO_DESCRIPTOR
},
.ccid_desc =
{.bLength = sizeof(struct usb_ccid_descriptor),
.bDescriptorType = USB_DTYPE_CCID_FUNCTIONAL,
.bcdCCID = CCID_CURRENT_SPEC_RELEASE_NUMBER,
.bMaxSlotIndex = 0x00,
.bVoltageSupport = CCID_VOLTAGESUPPORT_5V,
.dwProtocols = 0x01, //T0
.dwDefaultClock = 16000, //16MHz
.dwMaximumClock = 16000, //16MHz
.bNumClockSupported = 0,
.dwDataRate = 307200,
.dwMaxDataRate = 307200,
.bNumDataRatesSupported = 0,
.dwMaxIFSD = 2038,
.dwSynchProtocols = 0,
.dwMechanical = 0,
.dwFeatures = CCID_Features_ExchangeLevel_ShortAPDU |
CCID_Features_Auto_ParameterConfiguration |
CCID_Features_Auto_ICCActivation |
CCID_Features_Auto_VoltageSelection,
.dwMaxCCIDMessageLength = 0x0c00,
.bClassGetResponse = 0xff,
.bClassEnvelope = 0xff,
.wLcdLayout = 0,
.bPINSupport = 0,
.bMaxCCIDBusySlots = 1},
.ccid_bulk_in =
{.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CCID_IN_EPADDR,
.bmAttributes = USB_EPTYPE_BULK,
.wMaxPacketSize = CCID_EPSIZE,
.bInterval = 0x05
},
.ccid_bulk_out =
{.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CCID_OUT_EPADDR,
.bmAttributes = USB_EPTYPE_BULK,
.wMaxPacketSize = CCID_EPSIZE,
.bInterval = 0x05},
},
};
static void ccid_init(usbd_device* dev, FuriHalUsbInterface* intf, void* ctx);
static void ccid_deinit(usbd_device* dev);
static void ccid_on_wakeup(usbd_device* dev);
static void ccid_on_suspend(usbd_device* dev);
FuriHalUsbInterface usb_ccid = {
.init = ccid_init,
.deinit = ccid_deinit,
.wakeup = ccid_on_wakeup,
.suspend = ccid_on_suspend,
.dev_descr = (struct usb_device_descriptor*)&ccid_device_desc,
.str_manuf_descr = NULL,
.str_prod_descr = NULL,
.str_serial_descr = NULL,
.cfg_descr = (void*)&ccid_cfg_desc,
};
static usbd_respond ccid_ep_config(usbd_device* dev, uint8_t cfg);
static usbd_respond ccid_control(usbd_device* dev, usbd_ctlreq* req, usbd_rqc_callback* callback);
static usbd_device* usb_dev;
static bool connected = false;
static bool smartcard_inserted = true;
static CcidCallbacks* callbacks[CCID_TOTAL_SLOTS] = {NULL};
static void* ccid_set_string_descr(char* str) {
furi_assert(str);
size_t len = strlen(str);
struct usb_string_descriptor* dev_str_desc = malloc(len * 2 + 2);
dev_str_desc->bLength = len * 2 + 2;
dev_str_desc->bDescriptorType = USB_DTYPE_STRING;
for(size_t i = 0; i < len; i++) dev_str_desc->wString[i] = str[i];
return dev_str_desc;
}
static void ccid_init(usbd_device* dev, FuriHalUsbInterface* intf, void* ctx) {
UNUSED(intf);
FuriHalUsbCcidConfig* cfg = (FuriHalUsbCcidConfig*)ctx;
usb_dev = dev;
usb_ccid.dev_descr->iManufacturer = 0;
usb_ccid.dev_descr->iProduct = 0;
usb_ccid.str_manuf_descr = NULL;
usb_ccid.str_prod_descr = NULL;
usb_ccid.dev_descr->idVendor = CCID_VID_DEFAULT;
usb_ccid.dev_descr->idProduct = CCID_PID_DEFAULT;
if(cfg != NULL) {
usb_ccid.dev_descr->idVendor = cfg->vid;
usb_ccid.dev_descr->idProduct = cfg->pid;
if(cfg->manuf[0] != '\0') {
usb_ccid.str_manuf_descr = ccid_set_string_descr(cfg->manuf);
usb_ccid.dev_descr->iManufacturer = UsbDevManuf;
}
if(cfg->product[0] != '\0') {
usb_ccid.str_prod_descr = ccid_set_string_descr(cfg->product);
usb_ccid.dev_descr->iProduct = UsbDevProduct;
}
}
usbd_reg_config(dev, ccid_ep_config);
usbd_reg_control(dev, ccid_control);
usbd_connect(dev, true);
}
static void ccid_deinit(usbd_device* dev) {
usbd_reg_config(dev, NULL);
usbd_reg_control(dev, NULL);
free(usb_ccid.str_prod_descr);
free(usb_ccid.str_serial_descr);
}
static void ccid_on_wakeup(usbd_device* dev) {
UNUSED(dev);
connected = true;
}
static void ccid_on_suspend(usbd_device* dev) {
UNUSED(dev);
connected = false;
}
typedef struct ccid_bulk_message_header {
uint8_t bMessageType;
uint32_t dwLength;
uint8_t bSlot;
uint8_t bSeq;
} __attribute__((packed)) ccid_bulk_message_header_t;
uint8_t SendBuffer[sizeof(ccid_bulk_message_header_t) + CCID_DATABLOCK_SIZE];
//stores the data p
uint8_t ReceiveBuffer[sizeof(ccid_bulk_message_header_t) + CCID_DATABLOCK_SIZE];
void CALLBACK_CCID_GetSlotStatus(
uint8_t slot,
uint8_t seq,
struct rdr_to_pc_slot_status* responseSlotStatus) {
responseSlotStatus->bMessageType = RDR_TO_PC_SLOTSTATUS;
responseSlotStatus->bSlot = slot;
responseSlotStatus->bSeq = seq;
responseSlotStatus->bClockStatus = 0;
responseSlotStatus->dwLength = 0;
if(responseSlotStatus->bSlot == CCID_SLOT_INDEX) {
responseSlotStatus->bError = CCID_ERROR_NOERROR;
if(smartcard_inserted) {
responseSlotStatus->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_PRESENTANDACTIVE;
} else {
responseSlotStatus->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_NOICCPRESENT;
}
} else {
responseSlotStatus->bError = CCID_ERROR_SLOTNOTFOUND;
responseSlotStatus->bStatus = CCID_COMMANDSTATUS_FAILED | CCID_ICCSTATUS_NOICCPRESENT;
}
}
void CALLBACK_CCID_SetParametersT0(
struct pc_to_rdr_set_parameters_t0* requestSetParametersT0,
struct rdr_to_pc_parameters_t0* responseSetParametersT0) {
furi_assert(requestSetParametersT0->bProtocolNum == 0x00); //T0
responseSetParametersT0->bMessageType = RDR_TO_PC_PARAMETERS;
responseSetParametersT0->bSlot = requestSetParametersT0->bSlot;
responseSetParametersT0->bSeq = requestSetParametersT0->bSeq;
responseSetParametersT0->dwLength =
sizeof(struct pc_to_rdr_set_parameters_t0) - sizeof(ccid_bulk_message_header_t);
if(responseSetParametersT0->bSlot == CCID_SLOT_INDEX) {
responseSetParametersT0->bError = CCID_ERROR_NOERROR;
if(smartcard_inserted) {
responseSetParametersT0->bProtocolNum = requestSetParametersT0->bProtocolNum;
responseSetParametersT0->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_PRESENTANDACTIVE;
} else {
responseSetParametersT0->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_NOICCPRESENT;
}
} else {
responseSetParametersT0->bError = CCID_ERROR_SLOTNOTFOUND;
responseSetParametersT0->bStatus = CCID_COMMANDSTATUS_FAILED | CCID_ICCSTATUS_NOICCPRESENT;
}
}
void CALLBACK_CCID_IccPowerOn(
uint8_t slot,
uint8_t seq,
struct rdr_to_pc_data_block* responseDataBlock) {
responseDataBlock->bMessageType = RDR_TO_PC_DATABLOCK;
responseDataBlock->dwLength = 0;
responseDataBlock->bSlot = slot;
responseDataBlock->bSeq = seq;
if(responseDataBlock->bSlot == CCID_SLOT_INDEX) {
responseDataBlock->bError = CCID_ERROR_NOERROR;
if(smartcard_inserted) {
if(callbacks[CCID_SLOT_INDEX] != NULL) {
callbacks[CCID_SLOT_INDEX]->icc_power_on_callback(
responseDataBlock->abData, &responseDataBlock->dwLength, NULL);
responseDataBlock->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_PRESENTANDACTIVE;
} else {
responseDataBlock->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_PRESENTANDINACTIVE;
}
} else {
responseDataBlock->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_NOICCPRESENT;
}
} else {
responseDataBlock->bError = CCID_ERROR_SLOTNOTFOUND;
responseDataBlock->bStatus = CCID_COMMANDSTATUS_FAILED | CCID_ICCSTATUS_NOICCPRESENT;
}
}
void CALLBACK_CCID_XfrBlock(
struct pc_to_rdr_xfr_block* receivedXfrBlock,
struct rdr_to_pc_data_block* responseDataBlock) {
responseDataBlock->bMessageType = RDR_TO_PC_DATABLOCK;
responseDataBlock->bSlot = receivedXfrBlock->bSlot;
responseDataBlock->bSeq = receivedXfrBlock->bSeq;
responseDataBlock->bChainParameter = 0;
if(responseDataBlock->bSlot == CCID_SLOT_INDEX) {
responseDataBlock->bError = CCID_ERROR_NOERROR;
if(smartcard_inserted) {
if(callbacks[CCID_SLOT_INDEX] != NULL) {
callbacks[CCID_SLOT_INDEX]->xfr_datablock_callback(
(const uint8_t*)receivedXfrBlock->abData,
receivedXfrBlock->dwLength,
responseDataBlock->abData,
&responseDataBlock->dwLength,
NULL);
responseDataBlock->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_PRESENTANDACTIVE;
} else {
responseDataBlock->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_PRESENTANDINACTIVE;
}
} else {
responseDataBlock->bStatus = CCID_COMMANDSTATUS_PROCESSEDWITHOUTERROR |
CCID_ICCSTATUS_NOICCPRESENT;
}
} else {
responseDataBlock->bError = CCID_ERROR_SLOTNOTFOUND;
responseDataBlock->bStatus = CCID_COMMANDSTATUS_FAILED | CCID_ICCSTATUS_NOICCPRESENT;
}
}
void furi_hal_ccid_ccid_insert_smartcard() {
smartcard_inserted = true;
}
void furi_hal_ccid_ccid_remove_smartcard() {
smartcard_inserted = false;
}
void furi_hal_ccid_set_callbacks(CcidCallbacks* cb) {
callbacks[CCID_SLOT_INDEX] = cb;
}
static void ccid_rx_ep_callback(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
UNUSED(event);
UNUSED(ep);
}
static void ccid_tx_ep_callback(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
if(event == usbd_evt_eprx) {
if(connected == false) return;
//read initial CCID message header
int32_t bytes_read = usbd_ep_read(
usb_dev, ep, &ReceiveBuffer, sizeof(ccid_bulk_message_header_t) + CCID_DATABLOCK_SIZE);
//minimum request size is header size
furi_assert((uint16_t)bytes_read >= sizeof(ccid_bulk_message_header_t));
ccid_bulk_message_header_t* message = (ccid_bulk_message_header_t*)&ReceiveBuffer; //-V641
if(message->bMessageType == PC_TO_RDR_ICCPOWERON) {
struct pc_to_rdr_icc_power_on* requestDataBlock =
(struct pc_to_rdr_icc_power_on*)message; //-V641
struct rdr_to_pc_data_block* responseDataBlock =
(struct rdr_to_pc_data_block*)&SendBuffer;
CALLBACK_CCID_IccPowerOn(
requestDataBlock->bSlot, requestDataBlock->bSeq, responseDataBlock);
usbd_ep_write(
usb_dev,
CCID_IN_EPADDR,
responseDataBlock,
sizeof(struct rdr_to_pc_data_block) +
(sizeof(uint8_t) * responseDataBlock->dwLength));
} else if(message->bMessageType == PC_TO_RDR_ICCPOWEROFF) {
struct pc_to_rdr_icc_power_off* requestIccPowerOff =
(struct pc_to_rdr_icc_power_off*)message; //-V641
struct rdr_to_pc_slot_status* responseSlotStatus =
(struct rdr_to_pc_slot_status*)&SendBuffer; //-V641
CALLBACK_CCID_GetSlotStatus(
requestIccPowerOff->bSlot, requestIccPowerOff->bSeq, responseSlotStatus);
usbd_ep_write(
usb_dev, CCID_IN_EPADDR, responseSlotStatus, sizeof(struct rdr_to_pc_slot_status));
} else if(message->bMessageType == PC_TO_RDR_GETSLOTSTATUS) {
struct pc_to_rdr_get_slot_status* requestSlotStatus =
(struct pc_to_rdr_get_slot_status*)message; //-V641
struct rdr_to_pc_slot_status* responseSlotStatus =
(struct rdr_to_pc_slot_status*)&SendBuffer; //-V641
CALLBACK_CCID_GetSlotStatus(
requestSlotStatus->bSlot, requestSlotStatus->bSeq, responseSlotStatus);
usbd_ep_write(
usb_dev, CCID_IN_EPADDR, responseSlotStatus, sizeof(struct rdr_to_pc_slot_status));
} else if(message->bMessageType == PC_TO_RDR_XFRBLOCK) {
struct pc_to_rdr_xfr_block* receivedXfrBlock = (struct pc_to_rdr_xfr_block*)message;
struct rdr_to_pc_data_block* responseDataBlock =
(struct rdr_to_pc_data_block*)&SendBuffer;
furi_assert(receivedXfrBlock->dwLength <= CCID_DATABLOCK_SIZE);
furi_assert(
(uint16_t)bytes_read >=
sizeof(ccid_bulk_message_header_t) + receivedXfrBlock->dwLength);
CALLBACK_CCID_XfrBlock(receivedXfrBlock, responseDataBlock);
furi_assert(responseDataBlock->dwLength <= CCID_DATABLOCK_SIZE);
usbd_ep_write(
usb_dev,
CCID_IN_EPADDR,
responseDataBlock,
sizeof(struct rdr_to_pc_data_block) +
(sizeof(uint8_t) * responseDataBlock->dwLength));
} else if(message->bMessageType == PC_TO_RDR_SETPARAMETERS) {
struct pc_to_rdr_set_parameters_t0* requestSetParametersT0 =
(struct pc_to_rdr_set_parameters_t0*)message; //-V641
struct rdr_to_pc_parameters_t0* responseSetParametersT0 =
(struct rdr_to_pc_parameters_t0*)&SendBuffer; //-V641
furi_assert(requestSetParametersT0->dwLength <= CCID_DATABLOCK_SIZE);
furi_assert(
(uint16_t)bytes_read >=
sizeof(ccid_bulk_message_header_t) + requestSetParametersT0->dwLength);
CALLBACK_CCID_SetParametersT0(requestSetParametersT0, responseSetParametersT0);
usbd_ep_write(
usb_dev,
CCID_IN_EPADDR,
responseSetParametersT0,
sizeof(struct rdr_to_pc_parameters_t0));
}
}
}
/* Configure endpoints */
static usbd_respond ccid_ep_config(usbd_device* dev, uint8_t cfg) {
switch(cfg) {
case 0:
/* deconfiguring device */
usbd_ep_deconfig(dev, CCID_IN_EPADDR);
usbd_ep_deconfig(dev, CCID_OUT_EPADDR);
usbd_reg_endpoint(dev, CCID_IN_EPADDR, 0);
usbd_reg_endpoint(dev, CCID_OUT_EPADDR, 0);
return usbd_ack;
case 1:
/* configuring device */
usbd_ep_config(dev, CCID_IN_EPADDR, USB_EPTYPE_BULK, CCID_EPSIZE);
usbd_ep_config(dev, CCID_OUT_EPADDR, USB_EPTYPE_BULK, CCID_EPSIZE);
usbd_reg_endpoint(dev, CCID_IN_EPADDR, ccid_rx_ep_callback);
usbd_reg_endpoint(dev, CCID_OUT_EPADDR, ccid_tx_ep_callback);
return usbd_ack;
default:
return usbd_fail;
}
}
/* Control requests handler */
static usbd_respond ccid_control(usbd_device* dev, usbd_ctlreq* req, usbd_rqc_callback* callback) {
UNUSED(callback);
/* CDC control requests */
if(((USB_REQ_RECIPIENT | USB_REQ_TYPE) & req->bmRequestType) ==
(USB_REQ_INTERFACE | USB_REQ_CLASS) &&
(req->wIndex == 0 || req->wIndex == 2)) {
switch(req->bRequest) {
case CCID_ABORT:
return usbd_fail;
case CCID_GET_CLOCK_FREQUENCIES:
dev->status.data_ptr = (void*)&(ccid_cfg_desc.intf_0.ccid_desc.dwDefaultClock);
dev->status.data_count = sizeof(ccid_cfg_desc.intf_0.ccid_desc.dwDefaultClock);
return usbd_ack;
default:
return usbd_fail;
}
}
return usbd_fail;
}
+675
View File
@@ -0,0 +1,675 @@
#include <furi_hal_version.h>
#include <furi_hal_usb_i.h>
#include <furi_hal_usb.h>
#include <furi_hal_usb_cdc.h>
#include <furi.h>
#include "usb.h"
#include "usb_cdc.h"
#define CDC0_RXD_EP 0x01
#define CDC0_TXD_EP 0x82
#define CDC0_NTF_EP 0x83
#define CDC1_RXD_EP 0x04
#define CDC1_TXD_EP 0x85
#define CDC1_NTF_EP 0x86
#define CDC_NTF_SZ 0x08
#define IF_NUM_MAX 2
struct CdcIadDescriptor {
struct usb_iad_descriptor comm_iad;
struct usb_interface_descriptor comm;
struct usb_cdc_header_desc cdc_hdr;
struct usb_cdc_call_mgmt_desc cdc_mgmt;
struct usb_cdc_acm_desc cdc_acm;
struct usb_cdc_union_desc cdc_union;
struct usb_endpoint_descriptor comm_ep;
struct usb_interface_descriptor data;
struct usb_endpoint_descriptor data_eprx;
struct usb_endpoint_descriptor data_eptx;
};
struct CdcConfigDescriptorSingle {
struct usb_config_descriptor config;
struct CdcIadDescriptor iad_0;
} __attribute__((packed));
struct CdcConfigDescriptorDual {
struct usb_config_descriptor config;
struct CdcIadDescriptor iad_0;
struct CdcIadDescriptor iad_1;
} __attribute__((packed));
static const struct usb_string_descriptor dev_manuf_desc = USB_STRING_DESC("Flipper Devices Inc.");
/* Device descriptor */
static const struct usb_device_descriptor cdc_device_desc = {
.bLength = sizeof(struct usb_device_descriptor),
.bDescriptorType = USB_DTYPE_DEVICE,
.bcdUSB = VERSION_BCD(2, 0, 0),
.bDeviceClass = USB_CLASS_IAD,
.bDeviceSubClass = USB_SUBCLASS_IAD,
.bDeviceProtocol = USB_PROTO_IAD,
.bMaxPacketSize0 = USB_EP0_SIZE,
.idVendor = 0x0483,
.idProduct = 0x5740,
.bcdDevice = VERSION_BCD(1, 0, 0),
.iManufacturer = UsbDevManuf,
.iProduct = UsbDevProduct,
.iSerialNumber = UsbDevSerial,
.bNumConfigurations = 1,
};
/* Device configuration descriptor - single mode*/
static const struct CdcConfigDescriptorSingle cdc_cfg_desc_single = {
.config =
{
.bLength = sizeof(struct usb_config_descriptor),
.bDescriptorType = USB_DTYPE_CONFIGURATION,
.wTotalLength = sizeof(struct CdcConfigDescriptorSingle),
.bNumInterfaces = 2,
.bConfigurationValue = 1,
.iConfiguration = NO_DESCRIPTOR,
.bmAttributes = USB_CFG_ATTR_RESERVED | USB_CFG_ATTR_SELFPOWERED,
.bMaxPower = USB_CFG_POWER_MA(100),
},
.iad_0 =
{
.comm_iad =
{
.bLength = sizeof(struct usb_iad_descriptor),
.bDescriptorType = USB_DTYPE_INTERFASEASSOC,
.bFirstInterface = 0,
.bInterfaceCount = 2,
.bFunctionClass = USB_CLASS_CDC,
.bFunctionSubClass = USB_CDC_SUBCLASS_ACM,
.bFunctionProtocol = USB_PROTO_NONE,
.iFunction = NO_DESCRIPTOR,
},
.comm =
{
.bLength = sizeof(struct usb_interface_descriptor),
.bDescriptorType = USB_DTYPE_INTERFACE,
.bInterfaceNumber = 0,
.bAlternateSetting = 0,
.bNumEndpoints = 1,
.bInterfaceClass = USB_CLASS_CDC,
.bInterfaceSubClass = USB_CDC_SUBCLASS_ACM,
.bInterfaceProtocol = USB_PROTO_NONE,
.iInterface = NO_DESCRIPTOR,
},
.cdc_hdr =
{
.bFunctionLength = sizeof(struct usb_cdc_header_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_HEADER,
.bcdCDC = VERSION_BCD(1, 1, 0),
},
.cdc_mgmt =
{
.bFunctionLength = sizeof(struct usb_cdc_call_mgmt_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_CALL_MANAGEMENT,
.bmCapabilities = 0,
.bDataInterface = 1,
},
.cdc_acm =
{
.bFunctionLength = sizeof(struct usb_cdc_acm_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_ACM,
.bmCapabilities = 0,
},
.cdc_union =
{
.bFunctionLength = sizeof(struct usb_cdc_union_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_UNION,
.bMasterInterface0 = 0,
.bSlaveInterface0 = 1,
},
.comm_ep =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CDC0_NTF_EP,
.bmAttributes = USB_EPTYPE_INTERRUPT,
.wMaxPacketSize = CDC_NTF_SZ,
.bInterval = 0xFF,
},
.data =
{
.bLength = sizeof(struct usb_interface_descriptor),
.bDescriptorType = USB_DTYPE_INTERFACE,
.bInterfaceNumber = 1,
.bAlternateSetting = 0,
.bNumEndpoints = 2,
.bInterfaceClass = USB_CLASS_CDC_DATA,
.bInterfaceSubClass = USB_SUBCLASS_NONE,
.bInterfaceProtocol = USB_PROTO_NONE,
.iInterface = NO_DESCRIPTOR,
},
.data_eprx =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CDC0_RXD_EP,
.bmAttributes = USB_EPTYPE_BULK,
.wMaxPacketSize = CDC_DATA_SZ,
.bInterval = 0x01,
},
.data_eptx =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CDC0_TXD_EP,
.bmAttributes = USB_EPTYPE_BULK,
.wMaxPacketSize = CDC_DATA_SZ,
.bInterval = 0x01,
},
},
};
/* Device configuration descriptor - dual mode*/
static const struct CdcConfigDescriptorDual
cdc_cfg_desc_dual =
{
.config =
{
.bLength = sizeof(struct usb_config_descriptor),
.bDescriptorType = USB_DTYPE_CONFIGURATION,
.wTotalLength = sizeof(struct CdcConfigDescriptorDual),
.bNumInterfaces = 4,
.bConfigurationValue = 1,
.iConfiguration = NO_DESCRIPTOR,
.bmAttributes = USB_CFG_ATTR_RESERVED | USB_CFG_ATTR_SELFPOWERED,
.bMaxPower = USB_CFG_POWER_MA(100),
},
.iad_0 =
{
.comm_iad =
{
.bLength = sizeof(struct usb_iad_descriptor),
.bDescriptorType = USB_DTYPE_INTERFASEASSOC,
.bFirstInterface = 0,
.bInterfaceCount = 2,
.bFunctionClass = USB_CLASS_CDC,
.bFunctionSubClass = USB_CDC_SUBCLASS_ACM,
.bFunctionProtocol = USB_PROTO_NONE,
.iFunction = NO_DESCRIPTOR,
},
.comm =
{
.bLength = sizeof(struct usb_interface_descriptor),
.bDescriptorType = USB_DTYPE_INTERFACE,
.bInterfaceNumber = 0,
.bAlternateSetting = 0,
.bNumEndpoints = 1,
.bInterfaceClass = USB_CLASS_CDC,
.bInterfaceSubClass = USB_CDC_SUBCLASS_ACM,
.bInterfaceProtocol = USB_PROTO_NONE,
.iInterface = NO_DESCRIPTOR,
},
.cdc_hdr =
{
.bFunctionLength = sizeof(struct usb_cdc_header_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_HEADER,
.bcdCDC = VERSION_BCD(1, 1, 0),
},
.cdc_mgmt =
{
.bFunctionLength = sizeof(struct usb_cdc_call_mgmt_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_CALL_MANAGEMENT,
.bmCapabilities = 0,
.bDataInterface = 1,
},
.cdc_acm =
{
.bFunctionLength = sizeof(struct usb_cdc_acm_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_ACM,
.bmCapabilities = 0,
},
.cdc_union =
{
.bFunctionLength = sizeof(struct usb_cdc_union_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_UNION,
.bMasterInterface0 = 0,
.bSlaveInterface0 = 1,
},
.comm_ep =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CDC0_NTF_EP,
.bmAttributes = USB_EPTYPE_INTERRUPT,
.wMaxPacketSize = CDC_NTF_SZ,
.bInterval = 0xFF,
},
.data =
{
.bLength = sizeof(struct usb_interface_descriptor),
.bDescriptorType = USB_DTYPE_INTERFACE,
.bInterfaceNumber = 1,
.bAlternateSetting = 0,
.bNumEndpoints = 2,
.bInterfaceClass = USB_CLASS_CDC_DATA,
.bInterfaceSubClass = USB_SUBCLASS_NONE,
.bInterfaceProtocol = USB_PROTO_NONE,
.iInterface = NO_DESCRIPTOR,
},
.data_eprx =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CDC0_RXD_EP,
.bmAttributes = USB_EPTYPE_BULK,
.wMaxPacketSize = CDC_DATA_SZ,
.bInterval = 0x01,
},
.data_eptx =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CDC0_TXD_EP,
.bmAttributes = USB_EPTYPE_BULK,
.wMaxPacketSize = CDC_DATA_SZ,
.bInterval = 0x01,
},
},
.iad_1 =
{
.comm_iad =
{
.bLength = sizeof(struct usb_iad_descriptor),
.bDescriptorType = USB_DTYPE_INTERFASEASSOC,
.bFirstInterface = 2,
.bInterfaceCount = 2,
.bFunctionClass = USB_CLASS_CDC,
.bFunctionSubClass = USB_CDC_SUBCLASS_ACM,
.bFunctionProtocol = USB_PROTO_NONE,
.iFunction = NO_DESCRIPTOR,
},
.comm =
{
.bLength = sizeof(struct usb_interface_descriptor),
.bDescriptorType = USB_DTYPE_INTERFACE,
.bInterfaceNumber = 2 + 0,
.bAlternateSetting = 0,
.bNumEndpoints = 1,
.bInterfaceClass = USB_CLASS_CDC,
.bInterfaceSubClass = USB_CDC_SUBCLASS_ACM,
.bInterfaceProtocol = USB_PROTO_NONE,
.iInterface = NO_DESCRIPTOR,
},
.cdc_hdr =
{
.bFunctionLength = sizeof(struct usb_cdc_header_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_HEADER,
.bcdCDC = VERSION_BCD(1, 1, 0),
},
.cdc_mgmt =
{
.bFunctionLength = sizeof(struct usb_cdc_call_mgmt_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_CALL_MANAGEMENT,
.bmCapabilities = 0,
.bDataInterface = 2 + 1,
},
.cdc_acm =
{
.bFunctionLength = sizeof(struct usb_cdc_acm_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_ACM,
.bmCapabilities = 0,
},
.cdc_union =
{
.bFunctionLength = sizeof(struct usb_cdc_union_desc),
.bDescriptorType = USB_DTYPE_CS_INTERFACE,
.bDescriptorSubType = USB_DTYPE_CDC_UNION,
.bMasterInterface0 = 2 + 0,
.bSlaveInterface0 = 2 + 1,
},
.comm_ep =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CDC1_NTF_EP,
.bmAttributes = USB_EPTYPE_INTERRUPT,
.wMaxPacketSize = CDC_NTF_SZ,
.bInterval = 0xFF,
},
.data =
{
.bLength = sizeof(struct usb_interface_descriptor),
.bDescriptorType = USB_DTYPE_INTERFACE,
.bInterfaceNumber = 2 + 1,
.bAlternateSetting = 0,
.bNumEndpoints = 2,
.bInterfaceClass = USB_CLASS_CDC_DATA,
.bInterfaceSubClass = USB_SUBCLASS_NONE,
.bInterfaceProtocol = USB_PROTO_NONE,
.iInterface = NO_DESCRIPTOR,
},
.data_eprx =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CDC1_RXD_EP,
.bmAttributes = USB_EPTYPE_BULK,
.wMaxPacketSize = CDC_DATA_SZ,
.bInterval = 0x01,
},
.data_eptx =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = CDC1_TXD_EP,
.bmAttributes = USB_EPTYPE_BULK,
.wMaxPacketSize = CDC_DATA_SZ,
.bInterval = 0x01,
},
},
};
static struct usb_cdc_line_coding cdc_config[IF_NUM_MAX] = {};
static uint8_t cdc_ctrl_line_state[IF_NUM_MAX];
static void cdc_init(usbd_device* dev, FuriHalUsbInterface* intf, void* ctx);
static void cdc_deinit(usbd_device* dev);
static void cdc_on_wakeup(usbd_device* dev);
static void cdc_on_suspend(usbd_device* dev);
static usbd_respond cdc_ep_config(usbd_device* dev, uint8_t cfg);
static usbd_respond cdc_control(usbd_device* dev, usbd_ctlreq* req, usbd_rqc_callback* callback);
static usbd_device* usb_dev;
static FuriHalUsbInterface* cdc_if_cur = NULL;
static bool connected = false;
static CdcCallbacks* callbacks[IF_NUM_MAX] = {NULL};
static void* cb_ctx[IF_NUM_MAX];
FuriHalUsbInterface usb_cdc_single = {
.init = cdc_init,
.deinit = cdc_deinit,
.wakeup = cdc_on_wakeup,
.suspend = cdc_on_suspend,
.dev_descr = (struct usb_device_descriptor*)&cdc_device_desc,
.str_manuf_descr = (void*)&dev_manuf_desc,
.str_prod_descr = NULL,
.str_serial_descr = NULL,
.cfg_descr = (void*)&cdc_cfg_desc_single,
};
FuriHalUsbInterface usb_cdc_dual = {
.init = cdc_init,
.deinit = cdc_deinit,
.wakeup = cdc_on_wakeup,
.suspend = cdc_on_suspend,
.dev_descr = (struct usb_device_descriptor*)&cdc_device_desc,
.str_manuf_descr = (void*)&dev_manuf_desc,
.str_prod_descr = NULL,
.str_serial_descr = NULL,
.cfg_descr = (void*)&cdc_cfg_desc_dual,
};
static void cdc_init(usbd_device* dev, FuriHalUsbInterface* intf, void* ctx) {
UNUSED(ctx);
usb_dev = dev;
cdc_if_cur = intf;
char* name = (char*)furi_hal_version_get_device_name_ptr();
uint8_t len = (name == NULL) ? (0) : (strlen(name));
struct usb_string_descriptor* dev_prod_desc = malloc(len * 2 + 2);
dev_prod_desc->bLength = len * 2 + 2;
dev_prod_desc->bDescriptorType = USB_DTYPE_STRING;
for(uint8_t i = 0; i < len; i++) dev_prod_desc->wString[i] = name[i];
name = (char*)furi_hal_version_get_name_ptr();
len = (name == NULL) ? (0) : (strlen(name));
struct usb_string_descriptor* dev_serial_desc = malloc((len + 5) * 2 + 2);
dev_serial_desc->bLength = (len + 5) * 2 + 2;
dev_serial_desc->bDescriptorType = USB_DTYPE_STRING;
memcpy(dev_serial_desc->wString, "f\0l\0i\0p\0_\0", 5 * 2);
for(uint8_t i = 0; i < len; i++) dev_serial_desc->wString[i + 5] = name[i];
cdc_if_cur->str_prod_descr = dev_prod_desc;
cdc_if_cur->str_serial_descr = dev_serial_desc;
usbd_reg_config(dev, cdc_ep_config);
usbd_reg_control(dev, cdc_control);
usbd_connect(dev, true);
}
static void cdc_deinit(usbd_device* dev) {
usbd_reg_config(dev, NULL);
usbd_reg_control(dev, NULL);
free(cdc_if_cur->str_prod_descr);
free(cdc_if_cur->str_serial_descr);
cdc_if_cur = NULL;
}
void furi_hal_cdc_set_callbacks(uint8_t if_num, CdcCallbacks* cb, void* context) {
furi_assert(if_num < IF_NUM_MAX);
if(callbacks[if_num] != NULL) {
if(callbacks[if_num]->state_callback != NULL) {
if(connected == true) callbacks[if_num]->state_callback(cb_ctx[if_num], 0);
}
}
callbacks[if_num] = cb;
cb_ctx[if_num] = context;
if(callbacks[if_num] != NULL) {
if(callbacks[if_num]->state_callback != NULL) {
if(connected == true) callbacks[if_num]->state_callback(cb_ctx[if_num], 1);
}
if(callbacks[if_num]->ctrl_line_callback != NULL) {
callbacks[if_num]->ctrl_line_callback(cb_ctx[if_num], cdc_ctrl_line_state[if_num]);
}
}
}
struct usb_cdc_line_coding* furi_hal_cdc_get_port_settings(uint8_t if_num) {
furi_assert(if_num < IF_NUM_MAX);
return &cdc_config[if_num];
}
uint8_t furi_hal_cdc_get_ctrl_line_state(uint8_t if_num) {
furi_assert(if_num < IF_NUM_MAX);
return cdc_ctrl_line_state[if_num];
}
void furi_hal_cdc_send(uint8_t if_num, uint8_t* buf, uint16_t len) {
if(if_num == 0)
usbd_ep_write(usb_dev, CDC0_TXD_EP, buf, len);
else
usbd_ep_write(usb_dev, CDC1_TXD_EP, buf, len);
}
int32_t furi_hal_cdc_receive(uint8_t if_num, uint8_t* buf, uint16_t max_len) {
int32_t len = 0;
if(if_num == 0)
len = usbd_ep_read(usb_dev, CDC0_RXD_EP, buf, max_len);
else
len = usbd_ep_read(usb_dev, CDC1_RXD_EP, buf, max_len);
return ((len < 0) ? 0 : len);
}
static void cdc_on_wakeup(usbd_device* dev) {
UNUSED(dev);
connected = true;
for(uint8_t i = 0; i < IF_NUM_MAX; i++) {
if(callbacks[i] != NULL) {
if(callbacks[i]->state_callback != NULL) callbacks[i]->state_callback(cb_ctx[i], 1);
}
}
}
static void cdc_on_suspend(usbd_device* dev) {
UNUSED(dev);
connected = false;
for(uint8_t i = 0; i < IF_NUM_MAX; i++) {
cdc_ctrl_line_state[i] = 0;
if(callbacks[i] != NULL) {
if(callbacks[i]->state_callback != NULL) callbacks[i]->state_callback(cb_ctx[i], 0);
}
}
}
static void cdc_rx_ep_callback(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
UNUSED(event);
uint8_t if_num = 0;
if(ep == CDC0_RXD_EP)
if_num = 0;
else
if_num = 1;
if(callbacks[if_num] != NULL) {
if(callbacks[if_num]->rx_ep_callback != NULL)
callbacks[if_num]->rx_ep_callback(cb_ctx[if_num]);
}
}
static void cdc_tx_ep_callback(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
UNUSED(event);
uint8_t if_num = 0;
if(ep == CDC0_TXD_EP)
if_num = 0;
else
if_num = 1;
if(callbacks[if_num] != NULL) {
if(callbacks[if_num]->tx_ep_callback != NULL)
callbacks[if_num]->tx_ep_callback(cb_ctx[if_num]);
}
}
static void cdc_txrx_ep_callback(usbd_device* dev, uint8_t event, uint8_t ep) {
if(event == usbd_evt_eptx) {
cdc_tx_ep_callback(dev, event, ep);
} else {
cdc_rx_ep_callback(dev, event, ep);
}
}
/* Configure endpoints */
static usbd_respond cdc_ep_config(usbd_device* dev, uint8_t cfg) {
uint8_t if_cnt = ((struct usb_config_descriptor*)(cdc_if_cur->cfg_descr))->bNumInterfaces;
switch(cfg) {
case 0:
/* deconfiguring device */
if(if_cnt == 4) {
usbd_ep_deconfig(dev, CDC1_NTF_EP);
usbd_ep_deconfig(dev, CDC1_TXD_EP);
usbd_ep_deconfig(dev, CDC1_RXD_EP);
usbd_reg_endpoint(dev, CDC1_RXD_EP, 0);
usbd_reg_endpoint(dev, CDC1_TXD_EP, 0);
}
usbd_ep_deconfig(dev, CDC0_NTF_EP);
usbd_ep_deconfig(dev, CDC0_TXD_EP);
usbd_ep_deconfig(dev, CDC0_RXD_EP);
usbd_reg_endpoint(dev, CDC0_RXD_EP, 0);
usbd_reg_endpoint(dev, CDC0_TXD_EP, 0);
return usbd_ack;
case 1:
/* configuring device */
if((CDC0_TXD_EP & 0x7F) != (CDC0_RXD_EP & 0x7F)) {
// 2x unidirectional endpoint mode with dualbuf
usbd_ep_config(dev, CDC0_RXD_EP, USB_EPTYPE_BULK | USB_EPTYPE_DBLBUF, CDC_DATA_SZ);
usbd_ep_config(dev, CDC0_TXD_EP, USB_EPTYPE_BULK | USB_EPTYPE_DBLBUF, CDC_DATA_SZ);
usbd_ep_config(dev, CDC0_NTF_EP, USB_EPTYPE_INTERRUPT, CDC_NTF_SZ);
usbd_reg_endpoint(dev, CDC0_RXD_EP, cdc_rx_ep_callback);
usbd_reg_endpoint(dev, CDC0_TXD_EP, cdc_tx_ep_callback);
} else {
// 1x bidirectional endpoint mode
usbd_ep_config(dev, CDC0_RXD_EP, USB_EPTYPE_BULK, CDC_DATA_SZ);
usbd_ep_config(dev, CDC0_TXD_EP, USB_EPTYPE_BULK, CDC_DATA_SZ);
usbd_ep_config(dev, CDC0_NTF_EP, USB_EPTYPE_INTERRUPT, CDC_NTF_SZ);
usbd_reg_endpoint(dev, CDC0_RXD_EP, cdc_txrx_ep_callback);
usbd_reg_endpoint(dev, CDC0_TXD_EP, cdc_txrx_ep_callback);
}
usbd_ep_write(dev, CDC0_TXD_EP, 0, 0);
if(if_cnt == 4) {
if((CDC1_TXD_EP & 0x7F) != (CDC1_RXD_EP & 0x7F)) {
usbd_ep_config(dev, CDC1_RXD_EP, USB_EPTYPE_BULK | USB_EPTYPE_DBLBUF, CDC_DATA_SZ);
usbd_ep_config(dev, CDC1_TXD_EP, USB_EPTYPE_BULK | USB_EPTYPE_DBLBUF, CDC_DATA_SZ);
usbd_ep_config(dev, CDC1_NTF_EP, USB_EPTYPE_INTERRUPT, CDC_NTF_SZ);
usbd_reg_endpoint(dev, CDC1_RXD_EP, cdc_rx_ep_callback);
usbd_reg_endpoint(dev, CDC1_TXD_EP, cdc_tx_ep_callback);
} else {
usbd_ep_config(dev, CDC1_RXD_EP, USB_EPTYPE_BULK, CDC_DATA_SZ);
usbd_ep_config(dev, CDC1_TXD_EP, USB_EPTYPE_BULK, CDC_DATA_SZ);
usbd_ep_config(dev, CDC1_NTF_EP, USB_EPTYPE_INTERRUPT, CDC_NTF_SZ);
usbd_reg_endpoint(dev, CDC1_RXD_EP, cdc_txrx_ep_callback);
usbd_reg_endpoint(dev, CDC1_TXD_EP, cdc_txrx_ep_callback);
}
usbd_ep_write(dev, CDC1_TXD_EP, 0, 0);
}
return usbd_ack;
default:
return usbd_fail;
}
}
/* Control requests handler */
static usbd_respond cdc_control(usbd_device* dev, usbd_ctlreq* req, usbd_rqc_callback* callback) {
UNUSED(callback);
/* CDC control requests */
uint8_t if_num = 0;
if(((USB_REQ_RECIPIENT | USB_REQ_TYPE) & req->bmRequestType) ==
(USB_REQ_INTERFACE | USB_REQ_CLASS) &&
(req->wIndex == 0 || req->wIndex == 2)) {
if(req->wIndex == 0)
if_num = 0;
else
if_num = 1;
switch(req->bRequest) {
case USB_CDC_SET_CONTROL_LINE_STATE:
if(callbacks[if_num] != NULL) {
cdc_ctrl_line_state[if_num] = req->wValue;
if(callbacks[if_num]->ctrl_line_callback != NULL)
callbacks[if_num]->ctrl_line_callback(
cb_ctx[if_num], cdc_ctrl_line_state[if_num]);
}
return usbd_ack;
case USB_CDC_SET_LINE_CODING:
memcpy(&cdc_config[if_num], req->data, sizeof(cdc_config[0]));
if(callbacks[if_num] != NULL) {
if(callbacks[if_num]->config_callback != NULL)
callbacks[if_num]->config_callback(cb_ctx[if_num], &cdc_config[if_num]);
}
return usbd_ack;
case USB_CDC_GET_LINE_CODING:
dev->status.data_ptr = &cdc_config[if_num];
dev->status.data_count = sizeof(cdc_config[0]);
return usbd_ack;
default:
return usbd_fail;
}
}
return usbd_fail;
}
+32
View File
@@ -0,0 +1,32 @@
#pragma once
#include <stdint.h>
#include "usb_cdc.h"
#define CDC_DATA_SZ 64
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
void (*tx_ep_callback)(void* context);
void (*rx_ep_callback)(void* context);
void (*state_callback)(void* context, uint8_t state);
void (*ctrl_line_callback)(void* context, uint8_t state);
void (*config_callback)(void* context, struct usb_cdc_line_coding* config);
} CdcCallbacks;
void furi_hal_cdc_set_callbacks(uint8_t if_num, CdcCallbacks* cb, void* context);
struct usb_cdc_line_coding* furi_hal_cdc_get_port_settings(uint8_t if_num);
uint8_t furi_hal_cdc_get_ctrl_line_state(uint8_t if_num);
void furi_hal_cdc_send(uint8_t if_num, uint8_t* buf, uint16_t len);
int32_t furi_hal_cdc_receive(uint8_t if_num, uint8_t* buf, uint16_t max_len);
#ifdef __cplusplus
}
#endif
+543
View File
@@ -0,0 +1,543 @@
#include <furi_hal_version.h>
#include <furi_hal_usb_i.h>
#include <furi_hal_usb.h>
#include <furi_hal_usb_hid.h>
#include <furi.h>
#include "usb.h"
#include "usb_hid.h"
#define HID_EP_IN 0x81
#define HID_EP_SZ 0x10
#define HID_INTERVAL 2
#define HID_VID_DEFAULT 0x046D
#define HID_PID_DEFAULT 0xC529
struct HidIntfDescriptor {
struct usb_interface_descriptor hid;
struct usb_hid_descriptor hid_desc;
struct usb_endpoint_descriptor hid_ep_in;
};
struct HidConfigDescriptor {
struct usb_config_descriptor config;
struct HidIntfDescriptor intf_0;
} __attribute__((packed));
enum HidReportId {
ReportIdKeyboard = 1,
ReportIdMouse = 2,
ReportIdConsumer = 3,
};
/* HID report descriptor: keyboard + mouse + consumer control */
static const uint8_t hid_report_desc[] = {
// clang-format off
HID_USAGE_PAGE(HID_PAGE_DESKTOP),
HID_USAGE(HID_DESKTOP_KEYBOARD),
HID_COLLECTION(HID_APPLICATION_COLLECTION),
HID_REPORT_ID(ReportIdKeyboard),
// Keyboard report
HID_USAGE_PAGE(HID_DESKTOP_KEYPAD),
HID_USAGE_MINIMUM(HID_KEYBOARD_L_CTRL),
HID_USAGE_MAXIMUM(HID_KEYBOARD_R_GUI),
HID_LOGICAL_MINIMUM(0),
HID_LOGICAL_MAXIMUM(1),
HID_REPORT_SIZE(1),
HID_REPORT_COUNT(8),
// Input - Modifier keys byte
HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_REPORT_COUNT(1),
HID_REPORT_SIZE(8),
// Input - Reserved byte
HID_INPUT(HID_IOF_CONSTANT | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_USAGE_PAGE(HID_PAGE_LED),
HID_REPORT_COUNT(8),
HID_REPORT_SIZE(1),
HID_USAGE_MINIMUM(1),
HID_USAGE_MAXIMUM(8),
// Output - LEDs
HID_OUTPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_REPORT_COUNT(HID_KB_MAX_KEYS),
HID_REPORT_SIZE(8),
HID_LOGICAL_MINIMUM(0),
HID_LOGICAL_MAXIMUM(101),
HID_USAGE_PAGE(HID_DESKTOP_KEYPAD),
HID_USAGE_MINIMUM(0),
HID_USAGE_MAXIMUM(101),
// Input - Key codes
HID_INPUT(HID_IOF_DATA | HID_IOF_ARRAY | HID_IOF_ABSOLUTE),
HID_END_COLLECTION,
HID_USAGE_PAGE(HID_PAGE_DESKTOP),
HID_USAGE(HID_DESKTOP_MOUSE),
HID_COLLECTION(HID_APPLICATION_COLLECTION),
HID_USAGE(HID_DESKTOP_POINTER),
HID_COLLECTION(HID_PHYSICAL_COLLECTION),
HID_REPORT_ID(ReportIdMouse),
// Mouse report
HID_USAGE_PAGE(HID_PAGE_BUTTON),
HID_USAGE_MINIMUM(1),
HID_USAGE_MAXIMUM(3),
HID_LOGICAL_MINIMUM(0),
HID_LOGICAL_MAXIMUM(1),
HID_REPORT_COUNT(3),
HID_REPORT_SIZE(1),
// Input - Mouse keys
HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_REPORT_SIZE(1),
HID_REPORT_COUNT(5),
// Input - Mouse keys padding
HID_INPUT(HID_IOF_CONSTANT | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_USAGE_PAGE(HID_PAGE_DESKTOP),
HID_USAGE(HID_DESKTOP_X),
HID_USAGE(HID_DESKTOP_Y),
HID_USAGE(HID_DESKTOP_WHEEL),
HID_LOGICAL_MINIMUM(-127),
HID_LOGICAL_MAXIMUM(127),
HID_REPORT_SIZE(8),
HID_REPORT_COUNT(3),
// Input - Mouse movement data (x, y, scroll)
HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_RELATIVE),
HID_END_COLLECTION,
HID_END_COLLECTION,
HID_USAGE_PAGE(HID_PAGE_CONSUMER),
HID_USAGE(HID_CONSUMER_CONTROL),
HID_COLLECTION(HID_APPLICATION_COLLECTION),
HID_REPORT_ID(ReportIdConsumer),
// Consumer report
HID_LOGICAL_MINIMUM(0),
HID_RI_LOGICAL_MAXIMUM(16, 0x3FF),
HID_USAGE_MINIMUM(0),
HID_RI_USAGE_MAXIMUM(16, 0x3FF),
HID_REPORT_COUNT(HID_CONSUMER_MAX_KEYS),
HID_REPORT_SIZE(16),
// Input - Consumer control keys
HID_INPUT(HID_IOF_DATA | HID_IOF_ARRAY | HID_IOF_ABSOLUTE),
HID_END_COLLECTION,
// clang-format on
};
/* Device descriptor */
static struct usb_device_descriptor hid_device_desc = {
.bLength = sizeof(struct usb_device_descriptor),
.bDescriptorType = USB_DTYPE_DEVICE,
.bcdUSB = VERSION_BCD(2, 0, 0),
.bDeviceClass = USB_CLASS_PER_INTERFACE,
.bDeviceSubClass = USB_SUBCLASS_NONE,
.bDeviceProtocol = USB_PROTO_NONE,
.bMaxPacketSize0 = USB_EP0_SIZE,
.idVendor = HID_VID_DEFAULT,
.idProduct = HID_PID_DEFAULT,
.bcdDevice = VERSION_BCD(1, 0, 0),
.iManufacturer = 0,
.iProduct = 0,
.iSerialNumber = 0,
.bNumConfigurations = 1,
};
/* Device configuration descriptor */
static const struct HidConfigDescriptor hid_cfg_desc = {
.config =
{
.bLength = sizeof(struct usb_config_descriptor),
.bDescriptorType = USB_DTYPE_CONFIGURATION,
.wTotalLength = sizeof(struct HidConfigDescriptor),
.bNumInterfaces = 1,
.bConfigurationValue = 1,
.iConfiguration = NO_DESCRIPTOR,
.bmAttributes = USB_CFG_ATTR_RESERVED | USB_CFG_ATTR_SELFPOWERED,
.bMaxPower = USB_CFG_POWER_MA(100),
},
.intf_0 =
{
.hid =
{
.bLength = sizeof(struct usb_interface_descriptor),
.bDescriptorType = USB_DTYPE_INTERFACE,
.bInterfaceNumber = 0,
.bAlternateSetting = 0,
.bNumEndpoints = 1,
.bInterfaceClass = USB_CLASS_HID,
.bInterfaceSubClass = USB_HID_SUBCLASS_BOOT,
.bInterfaceProtocol = USB_HID_PROTO_KEYBOARD,
.iInterface = NO_DESCRIPTOR,
},
.hid_desc =
{
.bLength = sizeof(struct usb_hid_descriptor),
.bDescriptorType = USB_DTYPE_HID,
.bcdHID = VERSION_BCD(1, 0, 0),
.bCountryCode = USB_HID_COUNTRY_NONE,
.bNumDescriptors = 1,
.bDescriptorType0 = USB_DTYPE_HID_REPORT,
.wDescriptorLength0 = sizeof(hid_report_desc),
},
.hid_ep_in =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = HID_EP_IN,
.bmAttributes = USB_EPTYPE_INTERRUPT,
.wMaxPacketSize = HID_EP_SZ,
.bInterval = HID_INTERVAL,
},
},
};
struct HidReportMouse {
uint8_t report_id;
uint8_t btn;
int8_t x;
int8_t y;
int8_t wheel;
} __attribute__((packed));
struct HidReportKB {
uint8_t report_id;
struct {
uint8_t mods;
uint8_t reserved;
uint8_t btn[HID_KB_MAX_KEYS];
} boot;
} __attribute__((packed));
struct HidReportConsumer {
uint8_t report_id;
uint16_t btn[HID_CONSUMER_MAX_KEYS];
} __attribute__((packed));
struct HidReportLED {
uint8_t report_id;
uint8_t led_state;
} __attribute__((packed));
static struct HidReport {
struct HidReportKB keyboard;
struct HidReportMouse mouse;
struct HidReportConsumer consumer;
} __attribute__((packed)) hid_report;
static void hid_init(usbd_device* dev, FuriHalUsbInterface* intf, void* ctx);
static void hid_deinit(usbd_device* dev);
static void hid_on_wakeup(usbd_device* dev);
static void hid_on_suspend(usbd_device* dev);
FuriHalUsbInterface usb_hid = {
.init = hid_init,
.deinit = hid_deinit,
.wakeup = hid_on_wakeup,
.suspend = hid_on_suspend,
.dev_descr = (struct usb_device_descriptor*)&hid_device_desc,
.str_manuf_descr = NULL,
.str_prod_descr = NULL,
.str_serial_descr = NULL,
.cfg_descr = (void*)&hid_cfg_desc,
};
static bool hid_send_report(uint8_t report_id);
static usbd_respond hid_ep_config(usbd_device* dev, uint8_t cfg);
static usbd_respond hid_control(usbd_device* dev, usbd_ctlreq* req, usbd_rqc_callback* callback);
static usbd_device* usb_dev;
static FuriSemaphore* hid_semaphore = NULL;
static bool hid_connected = false;
static HidStateCallback callback;
static void* cb_ctx;
static uint8_t led_state;
static bool boot_protocol = false;
bool furi_hal_hid_is_connected() {
return hid_connected;
}
uint8_t furi_hal_hid_get_led_state() {
return led_state;
}
void furi_hal_hid_set_state_callback(HidStateCallback cb, void* ctx) {
if(callback != NULL) {
if(hid_connected == true) callback(false, cb_ctx);
}
callback = cb;
cb_ctx = ctx;
if(callback != NULL) {
if(hid_connected == true) callback(true, cb_ctx);
}
}
bool furi_hal_hid_kb_press(uint16_t button) {
for(uint8_t key_nb = 0; key_nb < HID_KB_MAX_KEYS; key_nb++) {
if(hid_report.keyboard.boot.btn[key_nb] == 0) {
hid_report.keyboard.boot.btn[key_nb] = button & 0xFF;
break;
}
}
hid_report.keyboard.boot.mods |= (button >> 8);
return hid_send_report(ReportIdKeyboard);
}
bool furi_hal_hid_kb_release(uint16_t button) {
for(uint8_t key_nb = 0; key_nb < HID_KB_MAX_KEYS; key_nb++) {
if(hid_report.keyboard.boot.btn[key_nb] == (button & 0xFF)) {
hid_report.keyboard.boot.btn[key_nb] = 0;
break;
}
}
hid_report.keyboard.boot.mods &= ~(button >> 8);
return hid_send_report(ReportIdKeyboard);
}
bool furi_hal_hid_kb_release_all() {
for(uint8_t key_nb = 0; key_nb < HID_KB_MAX_KEYS; key_nb++) {
hid_report.keyboard.boot.btn[key_nb] = 0;
}
hid_report.keyboard.boot.mods = 0;
return hid_send_report(ReportIdKeyboard);
}
bool furi_hal_hid_mouse_move(int8_t dx, int8_t dy) {
hid_report.mouse.x = dx;
hid_report.mouse.y = dy;
bool state = hid_send_report(ReportIdMouse);
hid_report.mouse.x = 0;
hid_report.mouse.y = 0;
return state;
}
bool furi_hal_hid_mouse_press(uint8_t button) {
hid_report.mouse.btn |= button;
return hid_send_report(ReportIdMouse);
}
bool furi_hal_hid_mouse_release(uint8_t button) {
hid_report.mouse.btn &= ~button;
return hid_send_report(ReportIdMouse);
}
bool furi_hal_hid_mouse_scroll(int8_t delta) {
hid_report.mouse.wheel = delta;
bool state = hid_send_report(ReportIdMouse);
hid_report.mouse.wheel = 0;
return state;
}
bool furi_hal_hid_consumer_key_press(uint16_t button) {
for(uint8_t key_nb = 0; key_nb < HID_CONSUMER_MAX_KEYS; key_nb++) {
if(hid_report.consumer.btn[key_nb] == 0) {
hid_report.consumer.btn[key_nb] = button;
break;
}
}
return hid_send_report(ReportIdConsumer);
}
bool furi_hal_hid_consumer_key_release(uint16_t button) {
for(uint8_t key_nb = 0; key_nb < HID_CONSUMER_MAX_KEYS; key_nb++) {
if(hid_report.consumer.btn[key_nb] == button) {
hid_report.consumer.btn[key_nb] = 0;
break;
}
}
return hid_send_report(ReportIdConsumer);
}
static void* hid_set_string_descr(char* str) {
furi_assert(str);
size_t len = strlen(str);
struct usb_string_descriptor* dev_str_desc = malloc(len * 2 + 2);
dev_str_desc->bLength = len * 2 + 2;
dev_str_desc->bDescriptorType = USB_DTYPE_STRING;
for(size_t i = 0; i < len; i++) dev_str_desc->wString[i] = str[i];
return dev_str_desc;
}
static void hid_init(usbd_device* dev, FuriHalUsbInterface* intf, void* ctx) {
UNUSED(intf);
FuriHalUsbHidConfig* cfg = (FuriHalUsbHidConfig*)ctx;
if(hid_semaphore == NULL) hid_semaphore = furi_semaphore_alloc(1, 1);
usb_dev = dev;
hid_report.keyboard.report_id = ReportIdKeyboard;
hid_report.mouse.report_id = ReportIdMouse;
hid_report.consumer.report_id = ReportIdConsumer;
usb_hid.dev_descr->iManufacturer = 0;
usb_hid.dev_descr->iProduct = 0;
usb_hid.str_manuf_descr = NULL;
usb_hid.str_prod_descr = NULL;
usb_hid.dev_descr->idVendor = HID_VID_DEFAULT;
usb_hid.dev_descr->idProduct = HID_PID_DEFAULT;
if(cfg != NULL) {
usb_hid.dev_descr->idVendor = cfg->vid;
usb_hid.dev_descr->idProduct = cfg->pid;
if(cfg->manuf[0] != '\0') {
usb_hid.str_manuf_descr = hid_set_string_descr(cfg->manuf);
usb_hid.dev_descr->iManufacturer = UsbDevManuf;
}
if(cfg->product[0] != '\0') {
usb_hid.str_prod_descr = hid_set_string_descr(cfg->product);
usb_hid.dev_descr->iProduct = UsbDevProduct;
}
}
usbd_reg_config(dev, hid_ep_config);
usbd_reg_control(dev, hid_control);
usbd_connect(dev, true);
}
static void hid_deinit(usbd_device* dev) {
usbd_reg_config(dev, NULL);
usbd_reg_control(dev, NULL);
free(usb_hid.str_manuf_descr);
free(usb_hid.str_prod_descr);
}
static void hid_on_wakeup(usbd_device* dev) {
UNUSED(dev);
if(!hid_connected) {
hid_connected = true;
if(callback != NULL) {
callback(true, cb_ctx);
}
}
}
static void hid_on_suspend(usbd_device* dev) {
UNUSED(dev);
if(hid_connected) {
hid_connected = false;
furi_semaphore_release(hid_semaphore);
if(callback != NULL) {
callback(false, cb_ctx);
}
}
}
static bool hid_send_report(uint8_t report_id) {
if((hid_semaphore == NULL) || (hid_connected == false)) return false;
if((boot_protocol == true) && (report_id != ReportIdKeyboard)) return false;
FuriStatus status = furi_semaphore_acquire(hid_semaphore, HID_INTERVAL * 2);
if(status == FuriStatusErrorTimeout) {
return false;
}
furi_check(status == FuriStatusOk);
if(hid_connected == false) {
return false;
}
if(boot_protocol == true) {
usbd_ep_write(
usb_dev, HID_EP_IN, &hid_report.keyboard.boot, sizeof(hid_report.keyboard.boot));
} else {
if(report_id == ReportIdKeyboard)
usbd_ep_write(usb_dev, HID_EP_IN, &hid_report.keyboard, sizeof(hid_report.keyboard));
else if(report_id == ReportIdMouse)
usbd_ep_write(usb_dev, HID_EP_IN, &hid_report.mouse, sizeof(hid_report.mouse));
else if(report_id == ReportIdConsumer)
usbd_ep_write(usb_dev, HID_EP_IN, &hid_report.consumer, sizeof(hid_report.consumer));
}
return true;
}
static void hid_txrx_ep_callback(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
if(event == usbd_evt_eptx) {
furi_semaphore_release(hid_semaphore);
} else if(boot_protocol == true) {
usbd_ep_read(usb_dev, ep, &led_state, sizeof(led_state));
} else {
struct HidReportLED leds;
usbd_ep_read(usb_dev, ep, &leds, sizeof(leds));
led_state = leds.led_state;
}
}
/* Configure endpoints */
static usbd_respond hid_ep_config(usbd_device* dev, uint8_t cfg) {
switch(cfg) {
case 0:
/* deconfiguring device */
usbd_ep_deconfig(dev, HID_EP_IN);
usbd_reg_endpoint(dev, HID_EP_IN, 0);
return usbd_ack;
case 1:
/* configuring device */
usbd_ep_config(dev, HID_EP_IN, USB_EPTYPE_INTERRUPT, HID_EP_SZ);
usbd_reg_endpoint(dev, HID_EP_IN, hid_txrx_ep_callback);
usbd_ep_write(dev, HID_EP_IN, 0, 0);
boot_protocol = false; /* BIOS will SET_PROTOCOL if it wants this */
return usbd_ack;
default:
return usbd_fail;
}
}
/* Control requests handler */
static usbd_respond hid_control(usbd_device* dev, usbd_ctlreq* req, usbd_rqc_callback* callback) {
UNUSED(callback);
/* HID control requests */
if(((USB_REQ_RECIPIENT | USB_REQ_TYPE) & req->bmRequestType) ==
(USB_REQ_INTERFACE | USB_REQ_CLASS) &&
req->wIndex == 0) {
switch(req->bRequest) {
case USB_HID_SETIDLE:
return usbd_ack;
case USB_HID_GETREPORT:
if(boot_protocol == true) {
dev->status.data_ptr = &hid_report.keyboard.boot;
dev->status.data_count = sizeof(hid_report.keyboard.boot);
} else {
dev->status.data_ptr = &hid_report;
dev->status.data_count = sizeof(hid_report);
}
return usbd_ack;
case USB_HID_SETPROTOCOL:
if(req->wValue == 0)
boot_protocol = true;
else if(req->wValue == 1)
boot_protocol = false;
else
return usbd_fail;
return usbd_ack;
default:
return usbd_fail;
}
}
if(((USB_REQ_RECIPIENT | USB_REQ_TYPE) & req->bmRequestType) ==
(USB_REQ_INTERFACE | USB_REQ_STANDARD) &&
req->wIndex == 0 && req->bRequest == USB_STD_GET_DESCRIPTOR) {
switch(req->wValue >> 8) {
case USB_DTYPE_HID:
dev->status.data_ptr = (uint8_t*)&(hid_cfg_desc.intf_0.hid_desc);
dev->status.data_count = sizeof(hid_cfg_desc.intf_0.hid_desc);
return usbd_ack;
case USB_DTYPE_HID_REPORT:
boot_protocol = false; /* BIOS does not read this */
dev->status.data_ptr = (uint8_t*)hid_report_desc;
dev->status.data_count = sizeof(hid_report_desc);
return usbd_ack;
default:
return usbd_fail;
}
}
return usbd_fail;
}
+13
View File
@@ -0,0 +1,13 @@
#pragma once
#include "usb.h"
#define USB_EP0_SIZE 8
/* String descriptors */
enum UsbDevDescStr {
UsbDevLang = 0,
UsbDevManuf = 1,
UsbDevProduct = 2,
UsbDevSerial = 3,
};
+322
View File
@@ -0,0 +1,322 @@
#include <furi_hal_version.h>
#include <furi_hal_usb_i.h>
#include <furi_hal_usb_hid_u2f.h>
#include <furi_hal_usb.h>
#include <furi.h>
#include "usb.h"
#include "usb_hid.h"
#define HID_PAGE_FIDO 0xF1D0
#define HID_FIDO_U2F 0x01
#define HID_FIDO_INPUT 0x20
#define HID_FIDO_OUTPUT 0x21
#define HID_EP_IN 0x81
#define HID_EP_OUT 0x01
struct HidIadDescriptor {
struct usb_iad_descriptor hid_iad;
struct usb_interface_descriptor hid;
struct usb_hid_descriptor hid_desc;
struct usb_endpoint_descriptor hid_ep_in;
struct usb_endpoint_descriptor hid_ep_out;
};
struct HidConfigDescriptor {
struct usb_config_descriptor config;
struct HidIadDescriptor iad_0;
} __attribute__((packed));
/* HID report: FIDO U2F */
static const uint8_t hid_u2f_report_desc[] = {
HID_RI_USAGE_PAGE(16, HID_PAGE_FIDO),
HID_USAGE(HID_FIDO_U2F),
HID_COLLECTION(HID_APPLICATION_COLLECTION),
HID_USAGE(HID_FIDO_INPUT),
HID_LOGICAL_MINIMUM(0x00),
HID_RI_LOGICAL_MAXIMUM(16, 0xFF),
HID_REPORT_SIZE(8),
HID_REPORT_COUNT(HID_U2F_PACKET_LEN),
HID_INPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_USAGE(HID_FIDO_OUTPUT),
HID_LOGICAL_MINIMUM(0x00),
HID_RI_LOGICAL_MAXIMUM(16, 0xFF),
HID_REPORT_SIZE(8),
HID_REPORT_COUNT(HID_U2F_PACKET_LEN),
HID_OUTPUT(HID_IOF_DATA | HID_IOF_VARIABLE | HID_IOF_ABSOLUTE),
HID_END_COLLECTION,
};
static const struct usb_string_descriptor dev_manuf_desc = USB_STRING_DESC("Flipper Devices Inc.");
static const struct usb_string_descriptor dev_prod_desc = USB_STRING_DESC("U2F Token");
/* Device descriptor */
static const struct usb_device_descriptor hid_u2f_device_desc = {
.bLength = sizeof(struct usb_device_descriptor),
.bDescriptorType = USB_DTYPE_DEVICE,
.bcdUSB = VERSION_BCD(2, 0, 0),
.bDeviceClass = USB_CLASS_IAD,
.bDeviceSubClass = USB_SUBCLASS_IAD,
.bDeviceProtocol = USB_PROTO_IAD,
.bMaxPacketSize0 = USB_EP0_SIZE,
.idVendor = 0x0483,
.idProduct = 0x5741,
.bcdDevice = VERSION_BCD(1, 0, 0),
.iManufacturer = UsbDevManuf,
.iProduct = UsbDevProduct,
.iSerialNumber = 0,
.bNumConfigurations = 1,
};
/* Device configuration descriptor */
static const struct HidConfigDescriptor hid_u2f_cfg_desc = {
.config =
{
.bLength = sizeof(struct usb_config_descriptor),
.bDescriptorType = USB_DTYPE_CONFIGURATION,
.wTotalLength = sizeof(struct HidConfigDescriptor),
.bNumInterfaces = 1,
.bConfigurationValue = 1,
.iConfiguration = NO_DESCRIPTOR,
.bmAttributes = USB_CFG_ATTR_RESERVED | USB_CFG_ATTR_SELFPOWERED,
.bMaxPower = USB_CFG_POWER_MA(100),
},
.iad_0 =
{
.hid_iad =
{
.bLength = sizeof(struct usb_iad_descriptor),
.bDescriptorType = USB_DTYPE_INTERFASEASSOC,
.bFirstInterface = 0,
.bInterfaceCount = 1,
.bFunctionClass = USB_CLASS_PER_INTERFACE,
.bFunctionSubClass = USB_SUBCLASS_NONE,
.bFunctionProtocol = USB_PROTO_NONE,
.iFunction = NO_DESCRIPTOR,
},
.hid =
{
.bLength = sizeof(struct usb_interface_descriptor),
.bDescriptorType = USB_DTYPE_INTERFACE,
.bInterfaceNumber = 0,
.bAlternateSetting = 0,
.bNumEndpoints = 2,
.bInterfaceClass = USB_CLASS_HID,
.bInterfaceSubClass = USB_HID_SUBCLASS_NONBOOT,
.bInterfaceProtocol = USB_HID_PROTO_NONBOOT,
.iInterface = NO_DESCRIPTOR,
},
.hid_desc =
{
.bLength = sizeof(struct usb_hid_descriptor),
.bDescriptorType = USB_DTYPE_HID,
.bcdHID = VERSION_BCD(1, 0, 0),
.bCountryCode = USB_HID_COUNTRY_NONE,
.bNumDescriptors = 1,
.bDescriptorType0 = USB_DTYPE_HID_REPORT,
.wDescriptorLength0 = sizeof(hid_u2f_report_desc),
},
.hid_ep_in =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = HID_EP_IN,
.bmAttributes = USB_EPTYPE_INTERRUPT,
.wMaxPacketSize = HID_U2F_PACKET_LEN,
.bInterval = 5,
},
.hid_ep_out =
{
.bLength = sizeof(struct usb_endpoint_descriptor),
.bDescriptorType = USB_DTYPE_ENDPOINT,
.bEndpointAddress = HID_EP_OUT,
.bmAttributes = USB_EPTYPE_INTERRUPT,
.wMaxPacketSize = HID_U2F_PACKET_LEN,
.bInterval = 5,
},
},
};
static void hid_u2f_init(usbd_device* dev, FuriHalUsbInterface* intf, void* ctx);
static void hid_u2f_deinit(usbd_device* dev);
static void hid_u2f_on_wakeup(usbd_device* dev);
static void hid_u2f_on_suspend(usbd_device* dev);
//static bool hid_u2f_send_report(uint8_t report_id);
static usbd_respond hid_u2f_ep_config(usbd_device* dev, uint8_t cfg);
static usbd_respond
hid_u2f_control(usbd_device* dev, usbd_ctlreq* req, usbd_rqc_callback* callback);
static usbd_device* usb_dev;
static FuriSemaphore* hid_u2f_semaphore = NULL;
static bool hid_u2f_connected = false;
static HidU2fCallback callback;
static void* cb_ctx;
bool furi_hal_hid_u2f_is_connected() {
return hid_u2f_connected;
}
void furi_hal_hid_u2f_set_callback(HidU2fCallback cb, void* ctx) {
if(callback != NULL) {
if(hid_u2f_connected == true) {
callback(HidU2fDisconnected, cb_ctx);
}
}
callback = cb;
cb_ctx = ctx;
if(callback != NULL) {
if(hid_u2f_connected == true) {
callback(HidU2fConnected, cb_ctx);
}
}
}
FuriHalUsbInterface usb_hid_u2f = {
.init = hid_u2f_init,
.deinit = hid_u2f_deinit,
.wakeup = hid_u2f_on_wakeup,
.suspend = hid_u2f_on_suspend,
.dev_descr = (struct usb_device_descriptor*)&hid_u2f_device_desc,
.str_manuf_descr = (void*)&dev_manuf_desc,
.str_prod_descr = (void*)&dev_prod_desc,
.str_serial_descr = NULL,
.cfg_descr = (void*)&hid_u2f_cfg_desc,
};
static void hid_u2f_init(usbd_device* dev, FuriHalUsbInterface* intf, void* ctx) {
UNUSED(intf);
UNUSED(ctx);
if(hid_u2f_semaphore == NULL) {
hid_u2f_semaphore = furi_semaphore_alloc(1, 1);
}
usb_dev = dev;
usbd_reg_config(dev, hid_u2f_ep_config);
usbd_reg_control(dev, hid_u2f_control);
usbd_connect(dev, true);
}
static void hid_u2f_deinit(usbd_device* dev) {
usbd_reg_config(dev, NULL);
usbd_reg_control(dev, NULL);
}
static void hid_u2f_on_wakeup(usbd_device* dev) {
UNUSED(dev);
hid_u2f_connected = true;
if(callback != NULL) {
callback(HidU2fConnected, cb_ctx);
}
}
static void hid_u2f_on_suspend(usbd_device* dev) {
UNUSED(dev);
if(hid_u2f_connected) {
hid_u2f_connected = false;
furi_semaphore_release(hid_u2f_semaphore);
if(callback != NULL) {
callback(HidU2fDisconnected, cb_ctx);
}
}
}
void furi_hal_hid_u2f_send_response(uint8_t* data, uint8_t len) {
if((hid_u2f_semaphore == NULL) || (hid_u2f_connected == false)) return;
furi_check(furi_semaphore_acquire(hid_u2f_semaphore, FuriWaitForever) == FuriStatusOk);
if(hid_u2f_connected == true) {
usbd_ep_write(usb_dev, HID_EP_OUT, data, len);
}
}
uint32_t furi_hal_hid_u2f_get_request(uint8_t* data) {
int32_t len = usbd_ep_read(usb_dev, HID_EP_IN, data, HID_U2F_PACKET_LEN);
return ((len < 0) ? 0 : len);
}
static void hid_u2f_rx_ep_callback(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
UNUSED(event);
UNUSED(ep);
if(callback != NULL) {
callback(HidU2fRequest, cb_ctx);
}
}
static void hid_u2f_tx_ep_callback(usbd_device* dev, uint8_t event, uint8_t ep) {
UNUSED(dev);
UNUSED(event);
UNUSED(ep);
furi_semaphore_release(hid_u2f_semaphore);
}
static void hid_u2f_txrx_ep_callback(usbd_device* dev, uint8_t event, uint8_t ep) {
if(event == usbd_evt_eptx) {
hid_u2f_tx_ep_callback(dev, event, ep);
} else {
hid_u2f_rx_ep_callback(dev, event, ep);
}
}
/* Configure endpoints */
static usbd_respond hid_u2f_ep_config(usbd_device* dev, uint8_t cfg) {
switch(cfg) {
case 0:
/* deconfiguring device */
usbd_ep_deconfig(dev, HID_EP_OUT);
usbd_ep_deconfig(dev, HID_EP_IN);
usbd_reg_endpoint(dev, HID_EP_OUT, 0);
usbd_reg_endpoint(dev, HID_EP_IN, 0);
return usbd_ack;
case 1:
/* configuring device */
usbd_ep_config(dev, HID_EP_IN, USB_EPTYPE_INTERRUPT, HID_U2F_PACKET_LEN);
usbd_ep_config(dev, HID_EP_OUT, USB_EPTYPE_INTERRUPT, HID_U2F_PACKET_LEN);
usbd_reg_endpoint(dev, HID_EP_IN, hid_u2f_txrx_ep_callback);
usbd_reg_endpoint(dev, HID_EP_OUT, hid_u2f_txrx_ep_callback);
usbd_ep_write(dev, HID_U2F_PACKET_LEN, 0, 0);
return usbd_ack;
default:
return usbd_fail;
}
}
/* Control requests handler */
static usbd_respond
hid_u2f_control(usbd_device* dev, usbd_ctlreq* req, usbd_rqc_callback* callback) {
UNUSED(callback);
/* HID control requests */
if(((USB_REQ_RECIPIENT | USB_REQ_TYPE) & req->bmRequestType) ==
(USB_REQ_INTERFACE | USB_REQ_CLASS) &&
req->wIndex == 0) {
switch(req->bRequest) {
case USB_HID_SETIDLE:
return usbd_ack;
default:
return usbd_fail;
}
}
if(((USB_REQ_RECIPIENT | USB_REQ_TYPE) & req->bmRequestType) ==
(USB_REQ_INTERFACE | USB_REQ_STANDARD) &&
req->wIndex == 0 && req->bRequest == USB_STD_GET_DESCRIPTOR) {
switch(req->wValue >> 8) {
case USB_DTYPE_HID:
dev->status.data_ptr = (uint8_t*)&(hid_u2f_cfg_desc.iad_0.hid_desc);
dev->status.data_count = sizeof(hid_u2f_cfg_desc.iad_0.hid_desc);
return usbd_ack;
case USB_DTYPE_HID_REPORT:
dev->status.data_ptr = (uint8_t*)hid_u2f_report_desc;
dev->status.data_count = sizeof(hid_u2f_report_desc);
return usbd_ack;
default:
return usbd_fail;
}
}
return usbd_fail;
}
+295
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@@ -0,0 +1,295 @@
#include <furi_hal_version.h>
#include <furi_hal_rtc.h>
#include <furi.h>
#include <stm32wbxx.h>
#include <stm32wbxx_ll_rtc.h>
#include <stdio.h>
#include <ble/ble.h>
#define TAG "FuriHalVersion"
#define FURI_HAL_VERSION_OTP_HEADER_MAGIC 0xBABE
#define FURI_HAL_VERSION_OTP_ADDRESS OTP_AREA_BASE
/** OTP V0 Structure: prototypes and early EVT */
typedef struct {
uint8_t board_version;
uint8_t board_target;
uint8_t board_body;
uint8_t board_connect;
uint32_t header_timestamp;
char name[FURI_HAL_VERSION_NAME_LENGTH];
} FuriHalVersionOTPv0;
/** OTP V1 Structure: late EVT, DVT */
typedef struct {
/* First 64 bits: header */
uint16_t header_magic;
uint8_t header_version;
uint8_t header_reserved;
uint32_t header_timestamp;
/* Second 64 bits: board info */
uint8_t board_version; /** Board version */
uint8_t board_target; /** Board target firmware */
uint8_t board_body; /** Board body */
uint8_t board_connect; /** Board interconnect */
uint8_t board_color; /** Board color */
uint8_t board_region; /** Board region */
uint16_t board_reserved; /** Reserved for future use, 0x0000 */
/* Third 64 bits: Unique Device Name */
char name[FURI_HAL_VERSION_NAME_LENGTH]; /** Unique Device Name */
} FuriHalVersionOTPv1;
/** OTP V2 Structure: DVT2, PVT, Production */
typedef struct {
/* Early First 64 bits: header */
uint16_t header_magic;
uint8_t header_version;
uint8_t header_reserved;
uint32_t header_timestamp;
/* Early Second 64 bits: board info */
uint8_t board_version; /** Board version */
uint8_t board_target; /** Board target firmware */
uint8_t board_body; /** Board body */
uint8_t board_connect; /** Board interconnect */
uint8_t board_display; /** Board display */
uint8_t board_reserved2_0; /** Reserved for future use, 0x00 */
uint16_t board_reserved2_1; /** Reserved for future use, 0x0000 */
/* Late Third 64 bits: device info */
uint8_t board_color; /** Board color */
uint8_t board_region; /** Board region */
uint16_t board_reserved3_0; /** Reserved for future use, 0x0000 */
uint32_t board_reserved3_1; /** Reserved for future use, 0x00000000 */
/* Late Fourth 64 bits: Unique Device Name */
char name[FURI_HAL_VERSION_NAME_LENGTH]; /** Unique Device Name */
} FuriHalVersionOTPv2;
/** Represenation Model: */
typedef struct {
uint32_t timestamp;
uint8_t board_version; /** Board version */
uint8_t board_target; /** Board target firmware */
uint8_t board_body; /** Board body */
uint8_t board_connect; /** Board interconnect */
uint8_t board_color; /** Board color */
uint8_t board_region; /** Board region */
uint8_t board_display; /** Board display */
char name[FURI_HAL_VERSION_ARRAY_NAME_LENGTH]; /** \0 terminated name */
char device_name[FURI_HAL_VERSION_DEVICE_NAME_LENGTH]; /** device name for special needs */
uint8_t ble_mac[6];
} FuriHalVersion;
static FuriHalVersion furi_hal_version = {0};
static void furi_hal_version_set_name(const char* name) {
if(name != NULL) {
strlcpy(furi_hal_version.name, name, FURI_HAL_VERSION_ARRAY_NAME_LENGTH);
snprintf(
furi_hal_version.device_name,
FURI_HAL_VERSION_DEVICE_NAME_LENGTH,
"xFlipper %s",
furi_hal_version.name);
} else {
snprintf(furi_hal_version.device_name, FURI_HAL_VERSION_DEVICE_NAME_LENGTH, "xFlipper");
}
furi_hal_version.device_name[0] = AD_TYPE_COMPLETE_LOCAL_NAME;
// BLE Mac address
uint32_t udn = LL_FLASH_GetUDN();
uint32_t company_id = LL_FLASH_GetSTCompanyID();
uint32_t device_id = LL_FLASH_GetDeviceID();
furi_hal_version.ble_mac[0] = (uint8_t)(udn & 0x000000FF);
furi_hal_version.ble_mac[1] = (uint8_t)((udn & 0x0000FF00) >> 8);
furi_hal_version.ble_mac[2] = (uint8_t)((udn & 0x00FF0000) >> 16);
furi_hal_version.ble_mac[3] = (uint8_t)device_id;
furi_hal_version.ble_mac[4] = (uint8_t)(company_id & 0x000000FF);
furi_hal_version.ble_mac[5] = (uint8_t)((company_id & 0x0000FF00) >> 8);
}
static void furi_hal_version_load_otp_default() {
furi_hal_version_set_name(NULL);
}
static void furi_hal_version_load_otp_v0() {
const FuriHalVersionOTPv0* otp = (FuriHalVersionOTPv0*)FURI_HAL_VERSION_OTP_ADDRESS;
furi_hal_version.timestamp = otp->header_timestamp;
furi_hal_version.board_version = otp->board_version;
furi_hal_version.board_target = otp->board_target;
furi_hal_version.board_body = otp->board_body;
furi_hal_version.board_connect = otp->board_connect;
furi_hal_version_set_name(otp->name);
}
static void furi_hal_version_load_otp_v1() {
const FuriHalVersionOTPv1* otp = (FuriHalVersionOTPv1*)FURI_HAL_VERSION_OTP_ADDRESS;
furi_hal_version.timestamp = otp->header_timestamp;
furi_hal_version.board_version = otp->board_version;
furi_hal_version.board_target = otp->board_target;
furi_hal_version.board_body = otp->board_body;
furi_hal_version.board_connect = otp->board_connect;
furi_hal_version.board_color = otp->board_color;
furi_hal_version.board_region = otp->board_region;
furi_hal_version_set_name(otp->name);
}
static void furi_hal_version_load_otp_v2() {
const FuriHalVersionOTPv2* otp = (FuriHalVersionOTPv2*)FURI_HAL_VERSION_OTP_ADDRESS;
// 1st block, programmed afer baking
furi_hal_version.timestamp = otp->header_timestamp;
// 2nd block, programmed afer baking
furi_hal_version.board_version = otp->board_version;
furi_hal_version.board_target = otp->board_target;
furi_hal_version.board_body = otp->board_body;
furi_hal_version.board_connect = otp->board_connect;
furi_hal_version.board_display = otp->board_display;
// 3rd and 4th blocks, programmed on FATP stage
if(otp->board_color != 0xFF) {
furi_hal_version.board_color = otp->board_color;
furi_hal_version.board_region = otp->board_region;
furi_hal_version_set_name(otp->name);
} else {
furi_hal_version.board_color = 0;
furi_hal_version.board_region = 0;
furi_hal_version_set_name(NULL);
}
}
void furi_hal_version_init() {
switch(furi_hal_version_get_otp_version()) {
case FuriHalVersionOtpVersionUnknown:
case FuriHalVersionOtpVersionEmpty:
furi_hal_version_load_otp_default();
break;
case FuriHalVersionOtpVersion0:
furi_hal_version_load_otp_v0();
break;
case FuriHalVersionOtpVersion1:
furi_hal_version_load_otp_v1();
break;
case FuriHalVersionOtpVersion2:
furi_hal_version_load_otp_v2();
break;
default:
furi_crash(NULL);
}
furi_hal_rtc_set_register(FuriHalRtcRegisterVersion, (uint32_t)version_get());
FURI_LOG_I(TAG, "Init OK");
}
FuriHalVersionOtpVersion furi_hal_version_get_otp_version() {
if(*(uint64_t*)FURI_HAL_VERSION_OTP_ADDRESS == 0xFFFFFFFF) {
return FuriHalVersionOtpVersionEmpty;
} else {
if(((FuriHalVersionOTPv1*)FURI_HAL_VERSION_OTP_ADDRESS)->header_magic ==
FURI_HAL_VERSION_OTP_HEADER_MAGIC) {
// Version 1+
uint8_t version = ((FuriHalVersionOTPv1*)FURI_HAL_VERSION_OTP_ADDRESS)->header_version;
if(version >= FuriHalVersionOtpVersion1 && version <= FuriHalVersionOtpVersion2) {
return version;
} else {
return FuriHalVersionOtpVersionUnknown;
}
} else if(((FuriHalVersionOTPv0*)FURI_HAL_VERSION_OTP_ADDRESS)->board_version <= 10) {
// Version 0
return FuriHalVersionOtpVersion0;
} else {
// Version Unknown
return FuriHalVersionOtpVersionUnknown;
}
}
}
uint8_t furi_hal_version_get_hw_version() {
return furi_hal_version.board_version;
}
uint8_t furi_hal_version_get_hw_target() {
return furi_hal_version.board_target;
}
uint8_t furi_hal_version_get_hw_body() {
return furi_hal_version.board_body;
}
FuriHalVersionColor furi_hal_version_get_hw_color() {
return furi_hal_version.board_color;
}
uint8_t furi_hal_version_get_hw_connect() {
return furi_hal_version.board_connect;
}
FuriHalVersionRegion furi_hal_version_get_hw_region() {
return furi_hal_version.board_region;
}
const char* furi_hal_version_get_hw_region_name() {
switch(furi_hal_version_get_hw_region()) {
case FuriHalVersionRegionUnknown:
return "R00";
case FuriHalVersionRegionEuRu:
return "R01";
case FuriHalVersionRegionUsCaAu:
return "R02";
case FuriHalVersionRegionJp:
return "R03";
case FuriHalVersionRegionWorld:
return "R04";
}
return "R??";
}
FuriHalVersionDisplay furi_hal_version_get_hw_display() {
return furi_hal_version.board_display;
}
uint32_t furi_hal_version_get_hw_timestamp() {
return furi_hal_version.timestamp;
}
const char* furi_hal_version_get_name_ptr() {
return *furi_hal_version.name == 0x00 ? NULL : furi_hal_version.name;
}
const char* furi_hal_version_get_device_name_ptr() {
return furi_hal_version.device_name + 1;
}
const char* furi_hal_version_get_ble_local_device_name_ptr() {
return furi_hal_version.device_name;
}
const uint8_t* furi_hal_version_get_ble_mac() {
return furi_hal_version.ble_mac;
}
const struct Version* furi_hal_version_get_firmware_version(void) {
return version_get();
}
size_t furi_hal_version_uid_size() {
return 64 / 8;
}
const uint8_t* furi_hal_version_uid() {
return (const uint8_t*)UID64_BASE;
}
@@ -0,0 +1,25 @@
#include <furi_hal_version.h>
bool furi_hal_version_do_i_belong_here() {
return (furi_hal_version_get_hw_target() == 7) || (furi_hal_version_get_hw_target() == 0);
}
const char* furi_hal_version_get_model_name() {
return "Flipper Zero";
}
const char* furi_hal_version_get_model_code() {
return "FZ.1";
}
const char* furi_hal_version_get_fcc_id() {
return "2A2V6-FZ";
}
const char* furi_hal_version_get_ic_id() {
return "27624-FZ";
}
const char* furi_hal_version_get_mic_id() {
return "210-175991";
}
+14
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@@ -0,0 +1,14 @@
#include <furi_hal_vibro.h>
#include <furi_hal_gpio.h>
#define TAG "FuriHalVibro"
void furi_hal_vibro_init() {
furi_hal_gpio_init(&gpio_vibro, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
furi_hal_gpio_write(&gpio_vibro, false);
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_vibro_on(bool value) {
furi_hal_gpio_write(&gpio_vibro, value);
}