917410a0a8
* 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>
60 lines
2.0 KiB
C
60 lines
2.0 KiB
C
#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;
|
|
}
|