76e97b8d35
* FuriHal: refactor power gauge config * Format sources and move gauge DM load to separate method * FuriHal: bq27220 refactoring part 1 * Power: use SYSDWN battery status flag for system shutdown * Libs: bq27220 read DM before write, fix incorrect shift * FuriHal: cleanup gauge config, add flags, add ptr DM type, update symbols * FuriHal: 2 stage gauge DM verification and update, better detection routine * FuriHal: update gauge configuration, lower sleep current and deadband * FuriHal: gauge and charger health reporting * Lib: cleanup bq27220 sources * FuriHal: correct documentation for furi_hal_power_is_shutdown_requested * FuriHal: proper gauge config for f7
265 lines
8.6 KiB
C
265 lines
8.6 KiB
C
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#include "bq27220.h"
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#include "bq27220_reg.h"
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#include "bq27220_data_memory.h"
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_Static_assert(sizeof(BQ27220DMGaugingConfig) == 2, "Incorrect structure size");
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#include <furi.h>
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#include <stdbool.h>
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#define TAG "Gauge"
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static uint16_t bq27220_read_word(FuriHalI2cBusHandle* handle, uint8_t address) {
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uint16_t buf = 0;
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furi_hal_i2c_read_mem(
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handle, BQ27220_ADDRESS, address, (uint8_t*)&buf, 2, BQ27220_I2C_TIMEOUT);
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return buf;
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}
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static bool bq27220_control(FuriHalI2cBusHandle* handle, uint16_t control) {
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bool ret = furi_hal_i2c_write_mem(
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handle, BQ27220_ADDRESS, CommandControl, (uint8_t*)&control, 2, BQ27220_I2C_TIMEOUT);
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return ret;
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}
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static uint8_t bq27220_get_checksum(uint8_t* data, uint16_t len) {
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uint8_t ret = 0;
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for(uint16_t i = 0; i < len; i++) {
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ret += data[i];
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}
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return 0xFF - ret;
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}
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static bool bq27220_parameter_check(
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FuriHalI2cBusHandle* handle,
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uint16_t address,
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uint32_t value,
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size_t size,
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bool update) {
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furi_assert(size == 1 || size == 2 || size == 4);
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bool ret = false;
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uint8_t buffer[6] = {0};
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uint8_t old_data[4] = {0};
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do {
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buffer[0] = address & 0xFF;
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buffer[1] = (address >> 8) & 0xFF;
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for(size_t i = 0; i < size; i++) {
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buffer[1 + size - i] = (value >> (i * 8)) & 0xFF;
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}
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if(update) {
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if(!furi_hal_i2c_write_mem(
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handle,
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BQ27220_ADDRESS,
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CommandSelectSubclass,
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buffer,
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size + 2,
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BQ27220_I2C_TIMEOUT)) {
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FURI_LOG_I(TAG, "DM write failed");
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break;
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}
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furi_delay_us(10000);
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uint8_t checksum = bq27220_get_checksum(buffer, size + 2);
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buffer[0] = checksum;
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buffer[1] = 4 + size; // TODO: why 4?
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if(!furi_hal_i2c_write_mem(
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handle, BQ27220_ADDRESS, CommandMACDataSum, buffer, 2, BQ27220_I2C_TIMEOUT)) {
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FURI_LOG_I(TAG, "CRC write failed");
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break;
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}
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furi_delay_us(10000);
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ret = true;
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} else {
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if(!furi_hal_i2c_write_mem(
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handle, BQ27220_ADDRESS, CommandSelectSubclass, buffer, 2, BQ27220_I2C_TIMEOUT)) {
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FURI_LOG_I(TAG, "DM SelectSubclass for read failed");
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break;
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}
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if(!furi_hal_i2c_rx(handle, BQ27220_ADDRESS, old_data, size, BQ27220_I2C_TIMEOUT)) {
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FURI_LOG_I(TAG, "DM read failed");
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break;
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}
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if(*(uint32_t*)&(old_data[0]) != *(uint32_t*)&(buffer[2])) {
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FURI_LOG_W( //-V641
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TAG,
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"Data at 0x%04x(%zu): 0x%08lx!=0x%08lx",
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address,
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size,
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*(uint32_t*)&(old_data[0]),
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*(uint32_t*)&(buffer[2]));
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} else {
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ret = true;
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}
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}
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} while(0);
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return ret;
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}
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static bool bq27220_data_memory_check(
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FuriHalI2cBusHandle* handle,
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const BQ27220DMData* data_memory,
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bool update) {
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if(update) {
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if(!bq27220_control(handle, Control_ENTER_CFG_UPDATE)) {
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FURI_LOG_E(TAG, "ENTER_CFG_UPDATE command failed");
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return false;
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};
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// Wait for enter CFG update mode
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uint32_t timeout = 100;
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OperationStatus status = {0};
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while((status.CFGUPDATE != true) && (timeout-- > 0)) {
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bq27220_get_operation_status(handle, &status);
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}
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if(timeout == 0) {
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FURI_LOG_E(TAG, "CFGUPDATE mode failed");
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return false;
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}
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}
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// Process data memory records
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bool result = true;
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while(data_memory->type != BQ27220DMTypeEnd) {
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if(data_memory->type == BQ27220DMTypeWait) {
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furi_delay_us(data_memory->value.u32);
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} else if(data_memory->type == BQ27220DMTypeU8) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, data_memory->value.u8, 1, update);
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} else if(data_memory->type == BQ27220DMTypeU16) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, data_memory->value.u16, 2, update);
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} else if(data_memory->type == BQ27220DMTypeU32) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, data_memory->value.u32, 4, update);
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} else if(data_memory->type == BQ27220DMTypeI8) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, data_memory->value.i8, 1, update);
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} else if(data_memory->type == BQ27220DMTypeI16) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, data_memory->value.i16, 2, update);
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} else if(data_memory->type == BQ27220DMTypeI32) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, data_memory->value.i32, 4, update);
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} else if(data_memory->type == BQ27220DMTypeF32) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, data_memory->value.u32, 4, update);
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} else if(data_memory->type == BQ27220DMTypePtr8) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, *(uint8_t*)data_memory->value.u32, 1, update);
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} else if(data_memory->type == BQ27220DMTypePtr16) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, *(uint16_t*)data_memory->value.u32, 2, update);
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} else if(data_memory->type == BQ27220DMTypePtr32) {
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result &= bq27220_parameter_check(
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handle, data_memory->address, *(uint32_t*)data_memory->value.u32, 4, update);
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} else {
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furi_crash("Invalid DM Type");
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}
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data_memory++;
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}
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// Finalize configuration update
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if(update) {
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bq27220_control(handle, Control_EXIT_CFG_UPDATE_REINIT);
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furi_delay_us(10000);
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}
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return result;
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}
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bool bq27220_init(FuriHalI2cBusHandle* handle) {
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// Request device number(chip PN)
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if(!bq27220_control(handle, Control_DEVICE_NUMBER)) {
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FURI_LOG_E(TAG, "Device is not present");
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return false;
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};
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// Check control response
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uint16_t data = 0;
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data = bq27220_read_word(handle, CommandControl);
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if(data != 0xFF00) {
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FURI_LOG_E(TAG, "Invalid control response: %x", data);
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return false;
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};
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data = bq27220_read_word(handle, CommandMACData);
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FURI_LOG_I(TAG, "Device Number %04x", data);
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return data == 0x0220;
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}
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bool bq27220_apply_data_memory(FuriHalI2cBusHandle* handle, const BQ27220DMData* data_memory) {
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FURI_LOG_I(TAG, "Verifying data memory");
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if(!bq27220_data_memory_check(handle, data_memory, false)) {
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FURI_LOG_I(TAG, "Updating data memory");
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bq27220_data_memory_check(handle, data_memory, true);
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}
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FURI_LOG_I(TAG, "Data memory verification complete");
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return true;
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}
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uint16_t bq27220_get_voltage(FuriHalI2cBusHandle* handle) {
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return bq27220_read_word(handle, CommandVoltage);
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}
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int16_t bq27220_get_current(FuriHalI2cBusHandle* handle) {
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return bq27220_read_word(handle, CommandCurrent);
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}
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bool bq27220_get_battery_status(FuriHalI2cBusHandle* handle, BatteryStatus* battery_status) {
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uint16_t data = bq27220_read_word(handle, CommandBatteryStatus);
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if(data == BQ27220_ERROR) {
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return false;
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} else {
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*(uint16_t*)battery_status = data;
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return true;
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}
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}
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bool bq27220_get_operation_status(FuriHalI2cBusHandle* handle, OperationStatus* operation_status) {
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uint16_t data = bq27220_read_word(handle, CommandOperationStatus);
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if(data == BQ27220_ERROR) {
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return false;
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} else {
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*(uint16_t*)operation_status = data;
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return true;
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}
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}
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uint16_t bq27220_get_temperature(FuriHalI2cBusHandle* handle) {
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return bq27220_read_word(handle, CommandTemperature);
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}
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uint16_t bq27220_get_full_charge_capacity(FuriHalI2cBusHandle* handle) {
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return bq27220_read_word(handle, CommandFullChargeCapacity);
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}
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uint16_t bq27220_get_design_capacity(FuriHalI2cBusHandle* handle) {
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return bq27220_read_word(handle, CommandDesignCapacity);
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}
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uint16_t bq27220_get_remaining_capacity(FuriHalI2cBusHandle* handle) {
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return bq27220_read_word(handle, CommandRemainingCapacity);
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}
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uint16_t bq27220_get_state_of_charge(FuriHalI2cBusHandle* handle) {
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return bq27220_read_word(handle, CommandStateOfCharge);
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}
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uint16_t bq27220_get_state_of_health(FuriHalI2cBusHandle* handle) {
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return bq27220_read_word(handle, CommandStateOfHealth);
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}
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