[FL-1818] System setting and debug options. RTC HAL refactoring. (#902)

* FuriHal: RTC API refactoring. System Setting application. FuriCore: adjustable log levels. Minor code cleanup.
* Storage: change logging levels for internal storage.
* FuriCore: fix broken trace logging level

firmware/targets/f6/furi-hal/furi-hal-bootloader.c

@@ -23,11 +23,3 @@ void furi_hal_bootloader_set_mode(FuriHalBootloaderMode mode) {
         LL_RTC_BAK_SetRegister(RTC, LL_RTC_BKP_DR0, BOOT_REQUEST_DFU);
     }
 }
-
-void furi_hal_bootloader_set_flags(FuriHalBootloaderFlag flags) {
-    LL_RTC_BAK_SetRegister(RTC, LL_RTC_BKP_DR2, flags);
-}
-
-FuriHalBootloaderFlag furi_hal_bootloader_get_flags() {
-    return LL_RTC_BAK_GetRegister(RTC, LL_RTC_BKP_DR2);
-}

firmware/targets/f6/furi-hal/furi-hal-clock.c

@@ -77,14 +77,6 @@ void furi_hal_clock_init() {
         Error_Handler();
     }
 
-    if(LL_RCC_GetRTCClockSource() != LL_RCC_RTC_CLKSOURCE_LSE) {
-        LL_RCC_ForceBackupDomainReset();
-        LL_RCC_ReleaseBackupDomainReset();
-        LL_RCC_SetRTCClockSource(LL_RCC_RTC_CLKSOURCE_LSE);
-    }
-
-    LL_RCC_EnableRTC();
-
     LL_RCC_SetUSARTClockSource(LL_RCC_USART1_CLKSOURCE_PCLK2);
     LL_RCC_SetLPUARTClockSource(LL_RCC_LPUART1_CLKSOURCE_PCLK1);
     LL_RCC_SetADCClockSource(LL_RCC_ADC_CLKSOURCE_PLLSAI1);
@@ -118,7 +110,6 @@ void furi_hal_clock_init() {
     LL_AHB3_GRP1_EnableClock(LL_AHB3_GRP1_PERIPH_AES2);
 
     // APB1
-    LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_RTCAPB);
     LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_TIM2);
     LL_APB1_GRP2_EnableClock(LL_APB1_GRP2_PERIPH_LPUART1);
 

firmware/targets/f6/furi-hal/furi-hal-interrupt.c

@@ -158,7 +158,6 @@ void DMA2_Channel8_IRQHandler(void) {
     if (furi_hal_dma_channel_isr[1][7]) furi_hal_dma_channel_isr[1][7]();
 }
 
-
 void TAMP_STAMP_LSECSS_IRQHandler(void) {
     if (LL_RCC_IsActiveFlag_LSECSS()) {
         LL_RCC_ClearFlag_LSECSS();
@@ -174,7 +173,6 @@ void TAMP_STAMP_LSECSS_IRQHandler(void) {
 void RCC_IRQHandler(void) {
 }
 
-
 void NMI_Handler(void) {
     if (LL_RCC_IsActiveFlag_HSECSS()) {
         LL_RCC_ClearFlag_HSECSS();
@@ -206,5 +204,4 @@ void UsageFault_Handler(void) {
 }
 
 void DebugMon_Handler(void) {
-
 }

firmware/targets/f6/furi-hal/furi-hal-rtc.c

@@ -0,0 +1,122 @@
+#include <furi-hal-rtc.h>
+#include <stm32wbxx_ll_rcc.h>
+#include <stm32wbxx_ll_rtc.h>
+
+#include <furi.h>
+
+#define TAG "FuriHalRtc"
+
+#define FURI_HAL_RTC_BOOT_FLAGS_REG LL_RTC_BKP_DR0
+#define FURI_HAL_RTC_BOOT_VERSION_REG LL_RTC_BKP_DR1
+#define FURI_HAL_RTC_SYSTEM_REG LL_RTC_BKP_DR2
+
+typedef struct {
+    uint8_t log_level:4;
+    uint8_t log_reserved:4;
+    uint8_t flags;
+    uint16_t reserved;
+} DeveloperReg;
+
+void furi_hal_rtc_init() {
+    if(LL_RCC_GetRTCClockSource() != LL_RCC_RTC_CLKSOURCE_LSE) {
+        LL_RCC_ForceBackupDomainReset();
+        LL_RCC_ReleaseBackupDomainReset();
+        LL_RCC_SetRTCClockSource(LL_RCC_RTC_CLKSOURCE_LSE);
+    }
+
+    LL_RCC_EnableRTC();
+    LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_RTCAPB);
+
+    LL_RTC_InitTypeDef RTC_InitStruct = {0};
+    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_set_log_level(uint8_t level) {
+    uint32_t data = LL_RTC_BAK_GetRegister(RTC, FURI_HAL_RTC_SYSTEM_REG);
+    ((DeveloperReg*)&data)->log_level = level;
+    LL_RTC_BAK_SetRegister(RTC, FURI_HAL_RTC_SYSTEM_REG, data);
+    furi_log_set_level(level);
+}
+
+uint8_t furi_hal_rtc_get_log_level() {
+    uint32_t data = LL_RTC_BAK_GetRegister(RTC, FURI_HAL_RTC_SYSTEM_REG);
+    return ((DeveloperReg*)&data)->log_level;
+}
+
+void furi_hal_rtc_set_flag(FuriHalRtcFlag flag) {
+    uint32_t data = LL_RTC_BAK_GetRegister(RTC, FURI_HAL_RTC_SYSTEM_REG);
+    ((DeveloperReg*)&data)->flags |= flag;
+    LL_RTC_BAK_SetRegister(RTC, FURI_HAL_RTC_SYSTEM_REG, data);
+}
+
+void furi_hal_rtc_reset_flag(FuriHalRtcFlag flag) {
+    uint32_t data = LL_RTC_BAK_GetRegister(RTC, FURI_HAL_RTC_SYSTEM_REG);
+    ((DeveloperReg*)&data)->flags &= ~flag;
+    LL_RTC_BAK_SetRegister(RTC, FURI_HAL_RTC_SYSTEM_REG, data);
+}
+
+bool furi_hal_rtc_is_flag_set(FuriHalRtcFlag flag) {
+    uint32_t data = LL_RTC_BAK_GetRegister(RTC, FURI_HAL_RTC_SYSTEM_REG);
+    return ((DeveloperReg*)&data)->flags & flag;
+}
+
+void furi_hal_rtc_set_datetime(FuriHalRtcDateTime* datetime) {
+    furi_assert(datetime);
+
+    /* 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);
+
+    /* If RTC_CR_BYPSHAD bit = 0, wait for synchro else this check is not needed */
+    if (!LL_RTC_IsShadowRegBypassEnabled(RTC)) {
+        LL_RTC_ClearFlag_RS(RTC);
+        while(!LL_RTC_IsActiveFlag_RS(RTC)) {};
+    }
+
+    /* Enable write protection */
+    LL_RTC_EnableWriteProtection(RTC);
+}
+
+void furi_hal_rtc_get_datetime(FuriHalRtcDateTime* datetime) {
+    furi_assert(datetime);
+
+    uint32_t time = LL_RTC_TIME_Get(RTC); // 0x00HHMMSS
+    uint32_t date = LL_RTC_DATE_Get(RTC); // 0xWWDDMMYY
+
+    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);
+}

firmware/targets/f6/furi-hal/furi-hal.c

@@ -1,7 +1,6 @@
 #include <furi-hal.h>
 
 #include <comp.h>
-#include <rtc.h>
 #include <tim.h>
 #include <gpio.h>
 
@@ -13,18 +12,14 @@
 
 void furi_hal_init() {
     furi_hal_clock_init();
+    furi_hal_rtc_init();
     furi_hal_console_init();
     furi_hal_interrupt_init();
     furi_hal_delay_init();
 
-    // FreeRTOS glue
-    furi_hal_os_init();
-
     MX_GPIO_Init();
     FURI_LOG_I(TAG, "GPIO OK");
 
-    MX_RTC_Init();
-    FURI_LOG_I(TAG, "RTC OK");
     furi_hal_bootloader_init();
     furi_hal_version_init();
 
@@ -59,6 +54,9 @@ void furi_hal_init() {
     furi_hal_bt_init();
     furi_hal_compress_icon_init();
 
+    // FreeRTOS glue
+    furi_hal_os_init();
+
     // FatFS driver initialization
     MX_FATFS_Init();
     FURI_LOG_I(TAG, "FATFS OK");