diff options
Diffstat (limited to 'Projects/P-NUCLEO-WB55.USBDongle/Applications/Zigbee/Zigbee_PowerProfile_Server_Router/Core/Src/stm32_lpm_if.c')
| -rw-r--r-- | Projects/P-NUCLEO-WB55.USBDongle/Applications/Zigbee/Zigbee_PowerProfile_Server_Router/Core/Src/stm32_lpm_if.c | 200 |
1 files changed, 132 insertions, 68 deletions
diff --git a/Projects/P-NUCLEO-WB55.USBDongle/Applications/Zigbee/Zigbee_PowerProfile_Server_Router/Core/Src/stm32_lpm_if.c b/Projects/P-NUCLEO-WB55.USBDongle/Applications/Zigbee/Zigbee_PowerProfile_Server_Router/Core/Src/stm32_lpm_if.c index 01d478092..fba978d88 100644 --- a/Projects/P-NUCLEO-WB55.USBDongle/Applications/Zigbee/Zigbee_PowerProfile_Server_Router/Core/Src/stm32_lpm_if.c +++ b/Projects/P-NUCLEO-WB55.USBDongle/Applications/Zigbee/Zigbee_PowerProfile_Server_Router/Core/Src/stm32_lpm_if.c @@ -6,7 +6,7 @@ *************************************************************************************** * @attention * - * <h2><center>© Copyright (c) 2020 STMicroelectronics. + * <h2><center>© Copyright (c) 2019 STMicroelectronics. * All rights reserved.</center></h2> * * This software component is licensed by ST under BSD 3-Clause license, @@ -17,8 +17,8 @@ ****************************************************************************** */ /* USER CODE END Header */ - -/* Includes ------------------------------------------------------------------*/ + +/* Includes ------------------------------------------------------------------*/ #include "stm32_lpm_if.h" #include "stm32_lpm.h" #include "app_conf.h" @@ -27,20 +27,22 @@ /* USER CODE END include */ /* Exported variables --------------------------------------------------------*/ -const struct UTIL_LPM_Driver_s UTIL_PowerDriver = +const struct UTIL_LPM_Driver_s UTIL_PowerDriver = { PWR_EnterSleepMode, PWR_ExitSleepMode, - + PWR_EnterStopMode, - PWR_ExitStopMode, - + PWR_ExitStopMode, + PWR_EnterOffMode, PWR_ExitOffMode, }; /* Private function prototypes -----------------------------------------------*/ static void Switch_On_HSI( void ); +static void EnterLowPower( void ); +static void ExitLowPower( void ); /* USER CODE BEGIN Private_Function_Prototypes */ /* USER CODE END Private_Function_Prototypes */ @@ -69,14 +71,17 @@ static void Switch_On_HSI( void ); */ void PWR_EnterOffMode( void ) { -/* USER CODE BEGIN PWR_EnterOffMode */ +/* USER CODE BEGIN PWR_EnterOffMode_1 */ +/* USER CODE END PWR_EnterOffMode_1 */ /** * The systick should be disabled for the same reason than when the device enters stop mode because * at this time, the device may enter either OffMode or StopMode. */ HAL_SuspendTick(); + EnterLowPower(); + /************************************************************************************ * ENTER OFF MODE ***********************************************************************************/ @@ -100,8 +105,12 @@ void PWR_EnterOffMode( void ) __force_stores( ); #endif - __WFI( ); -/* USER CODE END PWR_EnterOffMode */ + __WFI(); + +/* USER CODE BEGIN PWR_EnterOffMode_2 */ + +/* USER CODE END PWR_EnterOffMode_2 */ + return; } /** @@ -111,11 +120,14 @@ void PWR_EnterOffMode( void ) */ void PWR_ExitOffMode( void ) { -/* USER CODE BEGIN PWR_ExitOffMode */ +/* USER CODE BEGIN PWR_ExitOffMode_1 */ +/* USER CODE END PWR_ExitOffMode_1 */ HAL_ResumeTick(); +/* USER CODE BEGIN PWR_ExitOffMode_2 */ -/* USER CODE END PWR_ExitOffMode */ +/* USER CODE END PWR_ExitOffMode_2 */ + return; } /** @@ -126,7 +138,9 @@ void PWR_ExitOffMode( void ) */ void PWR_EnterStopMode( void ) { -/* USER CODE BEGIN PWR_EnterStopMode */ +/* USER CODE BEGIN PWR_EnterStopMode_1 */ + +/* USER CODE END PWR_EnterStopMode_1 */ /** * When HAL_DBGMCU_EnableDBGStopMode() is called to keep the debugger active in Stop Mode, * the systick shall be disabled otherwise the cpu may crash when moving out from stop mode @@ -140,31 +154,7 @@ void PWR_EnterStopMode( void ) /** * This function is called from CRITICAL SECTION */ - 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( ) ) - { - /* 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 - */ - Switch_On_HSI( ); - } - } - else - { - /** - * The switch on HSI before entering Stop Mode is required - */ - Switch_On_HSI( ); - } - - /* Release RCC semaphore */ - LL_HSEM_ReleaseLock( HSEM, CFG_HW_RCC_SEMID, 0 ); + EnterLowPower(); /************************************************************************************ * ENTER STOP MODE @@ -181,7 +171,11 @@ void PWR_EnterStopMode( void ) #endif __WFI(); -/* USER CODE END PWR_EnterStopMode */ + +/* USER CODE BEGIN PWR_EnterStopMode_2 */ + +/* USER CODE END PWR_EnterStopMode_2 */ + return; } /** @@ -192,37 +186,19 @@ void PWR_EnterStopMode( void ) */ void PWR_ExitStopMode( void ) { -/* USER CODE BEGIN PWR_ExitStopMode */ +/* USER CODE BEGIN PWR_ExitStopMode_1 */ + +/* USER CODE END PWR_ExitStopMode_1 */ /** * This function is called from CRITICAL SECTION */ - - /* 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) - { - LL_RCC_HSE_Enable( ); - while(!LL_RCC_HSE_IsReady( )); - LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_HSE); - while (LL_RCC_GetSysClkSource( ) != LL_RCC_SYS_CLKSOURCE_STATUS_HSE); - } - else - { - /** - * As long as the current application is fine with HSE as system clock source, - * there is nothing to do here - */ - } - - /* Release RCC semaphore */ - LL_HSEM_ReleaseLock( HSEM, CFG_HW_RCC_SEMID, 0 ); + ExitLowPower(); HAL_ResumeTick(); +/* USER CODE BEGIN PWR_ExitStopMode_2 */ -/* USER CODE END PWR_ExitStopMode */ +/* USER CODE END PWR_ExitStopMode_2 */ + return; } /** @@ -233,7 +209,9 @@ void PWR_ExitStopMode( void ) */ void PWR_EnterSleepMode( void ) { -/* USER CODE BEGIN PWR_EnterSleepMode */ +/* USER CODE BEGIN PWR_EnterSleepMode_1 */ + +/* USER CODE END PWR_EnterSleepMode_1 */ HAL_SuspendTick(); @@ -250,7 +228,10 @@ void PWR_EnterSleepMode( void ) #endif __WFI( ); -/* USER CODE END PWR_EnterSleepMode */ +/* USER CODE BEGIN PWR_EnterSleepMode_2 */ + +/* USER CODE END PWR_EnterSleepMode_2 */ + return; } /** @@ -261,11 +242,14 @@ void PWR_EnterSleepMode( void ) */ void PWR_ExitSleepMode( void ) { -/* USER CODE BEGIN PWR_ExitSleepMode */ +/* USER CODE BEGIN PWR_ExitSleepMode_1 */ +/* USER CODE END PWR_ExitSleepMode_1 */ HAL_ResumeTick(); +/* USER CODE BEGIN PWR_ExitSleepMode_2 */ -/* USER CODE END PWR_ExitSleepMode */ +/* USER CODE END PWR_ExitSleepMode_2 */ + return; } /************************************************************* @@ -274,6 +258,85 @@ void PWR_ExitSleepMode( void ) * *************************************************************/ /** + * @brief Setup the system to enter either stop or off mode + * @param none + * @retval none + */ +static void EnterLowPower( void ) +{ + /** + * This function is called from CRITICAL SECTION + */ + + 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 on Cut2.0 + * It is useless from Cut2.1 + */ + Switch_On_HSI( ); + } + } + else + { + /** + * The switch on HSI before entering Stop Mode is required on Cut2.0 + * It is useless from Cut2.1 + */ + Switch_On_HSI( ); + } + + /* Release RCC semaphore */ + LL_HSEM_ReleaseLock( HSEM, CFG_HW_RCC_SEMID, 0 ); + + return; +} + +/** + * @brief Restore the system to exit stop mode + * @param none + * @retval none + */ +static void ExitLowPower( void ) +{ + /* 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) + { +/* Restore the clock configuration of the application in this user section */ +/* USER CODE BEGIN ExitLowPower_1 */ + LL_RCC_HSE_Enable( ); + __HAL_FLASH_SET_LATENCY(FLASH_LATENCY_1); + while(!LL_RCC_HSE_IsReady( )); + LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_HSE); + while (LL_RCC_GetSysClkSource( ) != LL_RCC_SYS_CLKSOURCE_STATUS_HSE); +/* USER CODE END ExitLowPower_1 */ + } + else + { +/* If the application is not running on HSE restore the clock configuration in this user section */ +/* USER CODE BEGIN ExitLowPower_2 */ + +/* USER CODE END ExitLowPower_2 */ + } + + /* Release RCC semaphore */ + LL_HSEM_ReleaseLock( HSEM, CFG_HW_RCC_SEMID, 0 ); + + return; +} + +/** * @brief Switch the system clock on HSI * @param none * @retval none @@ -285,6 +348,7 @@ static void Switch_On_HSI( void ) LL_RCC_SetSysClkSource( LL_RCC_SYS_CLKSOURCE_HSI ); LL_RCC_SetSMPSClockSource(LL_RCC_SMPS_CLKSOURCE_HSI); while (LL_RCC_GetSysClkSource( ) != LL_RCC_SYS_CLKSOURCE_STATUS_HSI); + return; } /* USER CODE BEGIN Private_Functions */ |