mirror of
https://github.com/DarkFlippers/unleashed-firmware
synced 2024-11-27 15:00:46 +00:00
096a26b07d
* fbt: added -Wstrict-prototypes for main firmware (excludes extapps) * unit_tests: fixed declarations using strict prototypes * furi_hal: ble: changed gap stop log level to debug Co-authored-by: あく <alleteam@gmail.com>
215 lines
6.4 KiB
C
215 lines
6.4 KiB
C
#include <furi_hal_os.h>
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#include <furi_hal_clock.h>
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#include <furi_hal_power.h>
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#include <furi_hal_gpio.h>
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#include <furi_hal_resources.h>
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#include <furi_hal_idle_timer.h>
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#include <stm32wbxx_ll_cortex.h>
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#include <furi.h>
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#include <FreeRTOS.h>
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#include <task.h>
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#define TAG "FuriHalOs"
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#define FURI_HAL_IDLE_TIMER_CLK_HZ 32768
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#define FURI_HAL_OS_TICK_HZ configTICK_RATE_HZ
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#define FURI_HAL_OS_IDLE_CNT_TO_TICKS(x) (((x) * FURI_HAL_OS_TICK_HZ) / FURI_HAL_IDLE_TIMER_CLK_HZ)
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#define FURI_HAL_OS_TICKS_TO_IDLE_CNT(x) (((x) * FURI_HAL_IDLE_TIMER_CLK_HZ) / FURI_HAL_OS_TICK_HZ)
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#define FURI_HAL_IDLE_TIMER_TICK_PER_EPOCH (FURI_HAL_OS_IDLE_CNT_TO_TICKS(FURI_HAL_IDLE_TIMER_MAX))
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#define FURI_HAL_OS_MAX_SLEEP (FURI_HAL_IDLE_TIMER_TICK_PER_EPOCH - 1)
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#define FURI_HAL_OS_NVIC_IS_PENDING() (NVIC->ISPR[0] || NVIC->ISPR[1])
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#define FURI_HAL_OS_EXTI_LINE_0_31 0
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#define FURI_HAL_OS_EXTI_LINE_32_63 1
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// Arbitrary (but small) number for better tick consistency
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#define FURI_HAL_OS_EXTRA_CNT 3
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#ifndef FURI_HAL_OS_DEBUG_AWAKE_GPIO
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#define FURI_HAL_OS_DEBUG_AWAKE_GPIO (&gpio_ext_pa7)
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#endif
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#ifndef FURI_HAL_OS_DEBUG_TICK_GPIO
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#define FURI_HAL_OS_DEBUG_TICK_GPIO (&gpio_ext_pa6)
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#endif
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#ifndef FURI_HAL_OS_DEBUG_SECOND_GPIO
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#define FURI_HAL_OS_DEBUG_SECOND_GPIO (&gpio_ext_pa4)
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#endif
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#ifdef FURI_HAL_OS_DEBUG
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#include <stm32wbxx_ll_gpio.h>
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void furi_hal_os_timer_callback(void) {
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furi_hal_gpio_write(
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FURI_HAL_OS_DEBUG_SECOND_GPIO, !furi_hal_gpio_read(FURI_HAL_OS_DEBUG_SECOND_GPIO));
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}
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#endif
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extern void xPortSysTickHandler(void);
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static volatile uint32_t furi_hal_os_skew;
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void furi_hal_os_init(void) {
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furi_hal_idle_timer_init();
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#ifdef FURI_HAL_OS_DEBUG
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furi_hal_gpio_init_simple(FURI_HAL_OS_DEBUG_AWAKE_GPIO, GpioModeOutputPushPull);
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furi_hal_gpio_init_simple(FURI_HAL_OS_DEBUG_TICK_GPIO, GpioModeOutputPushPull);
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furi_hal_gpio_init_simple(FURI_HAL_OS_DEBUG_SECOND_GPIO, GpioModeOutputPushPull);
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furi_hal_gpio_write(FURI_HAL_OS_DEBUG_AWAKE_GPIO, 1);
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FuriTimer* second_timer =
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furi_timer_alloc(furi_hal_os_timer_callback, FuriTimerTypePeriodic, NULL);
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furi_timer_start(second_timer, FURI_HAL_OS_TICK_HZ);
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#endif
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FURI_LOG_I(TAG, "Init OK");
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}
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void furi_hal_os_tick(void) {
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if(xTaskGetSchedulerState() != taskSCHEDULER_NOT_STARTED) {
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#ifdef FURI_HAL_OS_DEBUG
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furi_hal_gpio_write(
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FURI_HAL_OS_DEBUG_TICK_GPIO, !furi_hal_gpio_read(FURI_HAL_OS_DEBUG_TICK_GPIO));
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#endif
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xPortSysTickHandler();
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}
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}
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#ifdef FURI_HAL_OS_DEBUG
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// Find out the IRQ number while debugging
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static void furi_hal_os_nvic_dbg_trap(void) {
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for(int32_t i = WWDG_IRQn; i <= DMAMUX1_OVR_IRQn; i++) {
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if(NVIC_GetPendingIRQ(i)) {
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(void)i;
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// Break here
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__NOP();
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}
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}
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}
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// Find out the EXTI line number while debugging
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static void furi_hal_os_exti_dbg_trap(uint32_t exti, uint32_t val) {
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for(uint32_t i = 0; val; val >>= 1U, ++i) {
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if(val & 1U) {
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(void)exti;
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(void)i;
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// Break here
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__NOP();
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}
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}
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}
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#endif
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static inline bool furi_hal_os_is_pending_irq(void) {
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if(FURI_HAL_OS_NVIC_IS_PENDING()) {
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#ifdef FURI_HAL_OS_DEBUG
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furi_hal_os_nvic_dbg_trap();
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#endif
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return true;
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}
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uint32_t exti_lines_active;
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if((exti_lines_active = LL_EXTI_ReadFlag_0_31(LL_EXTI_LINE_ALL_0_31))) {
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#ifdef FURI_HAL_OS_DEBUG
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furi_hal_os_exti_dbg_trap(FURI_HAL_OS_EXTI_LINE_0_31, exti_lines_active);
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#endif
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return true;
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} else if((exti_lines_active = LL_EXTI_ReadFlag_32_63(LL_EXTI_LINE_ALL_32_63))) {
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#ifdef FURI_HAL_OS_DEBUG
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furi_hal_os_exti_dbg_trap(FURI_HAL_OS_EXTI_LINE_32_63, exti_lines_active);
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#endif
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return true;
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}
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return false;
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}
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static inline uint32_t furi_hal_os_sleep(TickType_t expected_idle_ticks) {
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// Stop ticks
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furi_hal_clock_suspend_tick();
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// Start wakeup timer
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furi_hal_idle_timer_start(FURI_HAL_OS_TICKS_TO_IDLE_CNT(expected_idle_ticks));
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#ifdef FURI_HAL_OS_DEBUG
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furi_hal_gpio_write(FURI_HAL_OS_DEBUG_AWAKE_GPIO, 0);
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#endif
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// Go to sleep mode
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furi_hal_power_sleep();
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#ifdef FURI_HAL_OS_DEBUG
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furi_hal_gpio_write(FURI_HAL_OS_DEBUG_AWAKE_GPIO, 1);
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#endif
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// Calculate how much time we spent in the sleep
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uint32_t after_cnt = furi_hal_idle_timer_get_cnt() + furi_hal_os_skew + FURI_HAL_OS_EXTRA_CNT;
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uint32_t after_tick = FURI_HAL_OS_IDLE_CNT_TO_TICKS(after_cnt);
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furi_hal_os_skew = after_cnt - FURI_HAL_OS_TICKS_TO_IDLE_CNT(after_tick);
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bool cmpm = LL_LPTIM_IsActiveFlag_CMPM(FURI_HAL_IDLE_TIMER);
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bool arrm = LL_LPTIM_IsActiveFlag_ARRM(FURI_HAL_IDLE_TIMER);
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if(cmpm && arrm) after_tick += expected_idle_ticks;
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// Prepare tick timer for new round
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furi_hal_idle_timer_reset();
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// Resume ticks
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furi_hal_clock_resume_tick();
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return after_tick;
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}
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void vPortSuppressTicksAndSleep(TickType_t expected_idle_ticks) {
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if(!furi_hal_power_sleep_available()) {
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__WFI();
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return;
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}
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// Core2 shenanigans takes extra time, so we want to compensate tick skew by reducing sleep duration by 1 tick
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TickType_t unexpected_idle_ticks = expected_idle_ticks - 1;
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// Limit amount of ticks to maximum that timer can count
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if(unexpected_idle_ticks > FURI_HAL_OS_MAX_SLEEP) {
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unexpected_idle_ticks = FURI_HAL_OS_MAX_SLEEP;
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}
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// Stop IRQ handling, no one should disturb us till we finish
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__disable_irq();
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do {
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// Confirm OS that sleep is still possible
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if(eTaskConfirmSleepModeStatus() == eAbortSleep || furi_hal_os_is_pending_irq()) {
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break;
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}
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// Sleep and track how much ticks we spent sleeping
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uint32_t completed_ticks = furi_hal_os_sleep(unexpected_idle_ticks);
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// Notify system about time spent in sleep
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if(completed_ticks > 0) {
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if(completed_ticks > expected_idle_ticks) {
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#ifdef FURI_HAL_OS_DEBUG
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furi_log_print_raw_format(
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FuriLogLevelDebug, ">%lu\r\n", completed_ticks - expected_idle_ticks);
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#endif
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completed_ticks = expected_idle_ticks;
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}
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vTaskStepTick(completed_ticks);
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}
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} while(0);
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// Reenable IRQ
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__enable_irq();
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}
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void vApplicationStackOverflowHook(TaskHandle_t xTask, char* pcTaskName) {
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UNUSED(xTask);
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furi_log_puts("\r\n\r\n stack overflow in ");
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furi_log_puts(pcTaskName);
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furi_log_puts("\r\n\r\n");
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furi_crash("StackOverflow");
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}
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