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			675 lines
		
	
	
		
			22 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			675 lines
		
	
	
		
			22 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**
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|   ******************************************************************************
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|   * @file    stm32h5xx_hal_pwr.c
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|   * @author  MCD Application Team
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|   * @brief   PWR HAL module driver.
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|   *          This file provides firmware functions to manage the following
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|   *          functionalities of the Power Controller (PWR) peripheral:
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|   *           + Initialization/De-Initialization Functions.
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|   *           + Peripheral Control Functions.
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|   *           + PWR Attributes Functions.
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|   *
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|   ******************************************************************************
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|   * @attention
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|   *
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|   * Copyright (c) 2023 STMicroelectronics.
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|   * All rights reserved.
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|   *
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|   * This software is licensed under terms that can be found in the LICENSE file
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|   * in the root directory of this software component.
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|   * If no LICENSE file comes with this software, it is provided AS-IS.
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|   *
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|   ******************************************************************************
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|   */
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| 
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| /* Includes ------------------------------------------------------------------*/
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| #include "stm32h5xx_hal.h"
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| 
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| /** @addtogroup STM32H5xx_HAL_Driver
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|   * @{
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|   */
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| 
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| /** @defgroup PWR PWR
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|   * @brief PWR HAL module driver
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|   * @{
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|   */
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| 
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| #if defined (HAL_PWR_MODULE_ENABLED)
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| 
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| /* Private typedef -----------------------------------------------------------*/
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| /* Private define ------------------------------------------------------------*/
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| 
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| /** @defgroup PWR_Private_Defines PWR Private Defines
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|   * @{
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|   */
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| 
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| /** @defgroup PWR_PVD_Mode_Mask PWR PVD Mode Mask
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|   * @{
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|   */
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| #define PVD_RISING_EDGE  (0x01U)  /*!< Mask for rising edge set as PVD
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|                                        trigger                                */
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| #define PVD_FALLING_EDGE (0x02U)  /*!< Mask for falling edge set as PVD
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|                                        trigger                                */
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| #define PVD_MODE_IT      (0x04U)  /*!< Mask for interruption yielded by PVD
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|                                        threshold crossing                     */
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| #define PVD_MODE_EVT     (0x08U)  /*!< Mask for event yielded by PVD threshold
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|                                        crossing                               */
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| /**
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|   * @}
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|   */
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| 
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| /**
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|   * @}
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|   */
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| 
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| /* Private macro -------------------------------------------------------------*/
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| /* Private variables ---------------------------------------------------------*/
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| /* Private function prototypes -----------------------------------------------*/
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| /* Exported functions --------------------------------------------------------*/
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| 
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| /** @defgroup PWR_Exported_Functions PWR Exported Functions
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|   * @{
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|   */
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| 
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| /** @defgroup PWR_Exported_Functions_Group1 Initialization and De-Initialization Functions
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|   *  @brief   Initialization and de-Initialization functions
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|   *
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| @verbatim
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|  ===============================================================================
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|               ##### Initialization and De-Initialization Functions #####
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|  ===============================================================================
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|     [..]
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| @endverbatim
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|   * @{
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|   */
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| 
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| /**
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|   * @brief  Deinitialize the HAL PWR peripheral registers to their default reset
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|   *         values.
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|   * @note   This functionality is not available in this product.
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|   *         The prototype is kept just to maintain compatibility with other
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|   *         products.
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|   * @retval None.
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|   */
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| void HAL_PWR_DeInit(void)
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| {
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| }
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| 
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| /**
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|   * @brief  Enable access to the backup domain (RCC Backup domain control
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|   *         register RCC_BDCR, RTC registers, TAMP registers, backup registers
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|   *         and backup SRAM).
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|   * @note   After a system reset, the backup domain is protected against
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|   *         possible unwanted write accesses.
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|   * @retval None.
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|   */
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| void HAL_PWR_EnableBkUpAccess(void)
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| {
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|   SET_BIT(PWR->DBPCR, PWR_DBPCR_DBP);
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| }
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| 
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| /**
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|   * @brief  Disable access to the backup domain (RCC Backup domain control
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|   *         register RCC_BDCR, RTC registers, TAMP registers, backup registers
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|   *         and backup SRAM).
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|   * @retval None
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|   */
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| void HAL_PWR_DisableBkUpAccess(void)
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| {
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|   CLEAR_BIT(PWR->DBPCR, PWR_DBPCR_DBP);
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| }
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup PWR_Exported_Functions_Group2 Peripheral Control Functions
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|   *  @brief   Low power modes configuration functions
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|   *
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| @verbatim
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|  ===============================================================================
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|                  ##### Peripheral Control functions #####
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|  ===============================================================================
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|      [..]
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| @endverbatim
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|   * @{
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|   */
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| 
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| /**
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|   * @brief  Configure the voltage threshold detected by the Programmed Voltage
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|   *         Detector (PVD).
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|   * @param  sConfigPVD : Pointer to a PWR_PVDTypeDef structure that contains the
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|   *                      PVD configuration information (PVDLevel and EventMode).
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|   * @retval None.
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|   */
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| HAL_StatusTypeDef HAL_PWR_ConfigPVD(const PWR_PVDTypeDef *sConfigPVD)
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| {
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|   /* Check the parameters */
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|   assert_param(IS_PWR_PVD_LEVEL(sConfigPVD->PVDLevel));
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|   assert_param(IS_PWR_PVD_MODE(sConfigPVD->Mode));
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| 
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|   /* Set PLS[3:1] bits according to PVDLevel value */
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|   MODIFY_REG(PWR->VMCR, PWR_VMCR_PLS, sConfigPVD->PVDLevel);
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| 
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|   /* Disable PVD Event/Interrupt */
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|   __HAL_PWR_PVD_EXTI_DISABLE_EVENT();
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|   __HAL_PWR_PVD_EXTI_DISABLE_IT();
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|   __HAL_PWR_PVD_EXTI_DISABLE_RISING_EDGE();
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|   __HAL_PWR_PVD_EXTI_DISABLE_FALLING_EDGE();
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| 
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|   /* Configure the PVD in interrupt mode */
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|   if ((sConfigPVD->Mode & PVD_MODE_IT) == PVD_MODE_IT)
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|   {
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|     __HAL_PWR_PVD_EXTI_ENABLE_IT();
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|   }
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| 
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|   /* Configure the PVD in event mode */
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|   if ((sConfigPVD->Mode & PVD_MODE_EVT) == PVD_MODE_EVT)
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|   {
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|     __HAL_PWR_PVD_EXTI_ENABLE_EVENT();
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|   }
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| 
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|   /* Configure the PVD in rising edge */
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|   if ((sConfigPVD->Mode & PVD_RISING_EDGE) == PVD_RISING_EDGE)
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|   {
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|     __HAL_PWR_PVD_EXTI_ENABLE_RISING_EDGE();
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|   }
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| 
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|   /* Configure the PVD in falling edge */
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|   if ((sConfigPVD->Mode & PVD_FALLING_EDGE) == PVD_FALLING_EDGE)
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|   {
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|     __HAL_PWR_PVD_EXTI_ENABLE_FALLING_EDGE();
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|   }
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| 
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|   return HAL_OK;
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| }
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| 
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| /**
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|   * @brief  Enable the programmable voltage detector (PVD).
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|   * @retval None.
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|   */
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| void HAL_PWR_EnablePVD(void)
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| {
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|   SET_BIT(PWR->VMCR, PWR_VMCR_PVDEN);
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| }
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| 
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| /**
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|   * @brief  Disable the programmable voltage detector (PVD).
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|   * @retval None.
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|   */
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| void HAL_PWR_DisablePVD(void)
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| {
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|   CLEAR_BIT(PWR->VMCR, PWR_VMCR_PVDEN);
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| }
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| 
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| /**
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|   * @brief  Enable the WakeUp PINx functionality.
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|   * @param  WakeUpPinPolarity : Specifies which Wake-Up pin to enable.
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|   *          This parameter can be one of the following legacy values, which
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|   *          sets the default (rising edge):
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|   *            @arg PWR_WAKEUP_PIN1, PWR_WAKEUP_PIN2, PWR_WAKEUP_PIN3,PWR_WAKEUP_PIN4,
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|   *                 PWR_WAKEUP_PIN5, PWR_WAKEUP_PIN6, PWR_WAKEUP_PIN7.PWR_WAKEUP_PIN8.
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|   *          or one of the following values where the user can explicitly states
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|   *          the enabled pin and the chosen polarity:
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|   *            @arg PWR_WAKEUP_PIN1_HIGH, PWR_WAKEUP_PIN1_LOW,
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|   *                 PWR_WAKEUP_PIN2_HIGH, PWR_WAKEUP_PIN2_LOW,
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|   *                 PWR_WAKEUP_PIN3_HIGH, PWR_WAKEUP_PIN3_LOW,
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|   *                 PWR_WAKEUP_PIN4_HIGH, PWR_WAKEUP_PIN4_LOW,
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|   *                 PWR_WAKEUP_PIN5_HIGH, PWR_WAKEUP_PIN5_LOW,
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|   *                 PWR_WAKEUP_PIN6_HIGH, PWR_WAKEUP_PIN6_LOW,
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|   *                 PWR_WAKEUP_PIN7_HIGH, PWR_WAKEUP_PIN7_LOW,
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|   *                 PWR_WAKEUP_PIN8_HIGH, PWR_WAKEUP_PIN8_LOW.
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|   * @note   PWR_WAKEUP_PINx and PWR_WAKEUP_PINx_HIGH are equivalent.
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|   * @note   The PWR_WAKEUP_PIN6_HIGH, PWR_WAKEUP_PIN6_LOW, PWR_WAKEUP_PIN7_HIGH, PWR_WAKEUP_PIN7_LOW,
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|   *         PWR_WAKEUP_PIN8_HIGH and PWR_WAKEUP_PIN8_LOW are not available for STM32H503xx devices.
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|   * @retval None.
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|   */
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| void HAL_PWR_EnableWakeUpPin(uint32_t WakeUpPinPolarity)
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| {
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|   /* Check the parameters */
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|   assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinPolarity));
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| 
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|   /*
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|      Enable and Specify the Wake-Up pin polarity and the pull configuration
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|      for the event detection (rising or falling edge).
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|   */
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|   MODIFY_REG(PWR->WUCR, PWR_EWUP_MASK, WakeUpPinPolarity);
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| }
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| 
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| /**
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|   * @brief  Disable the WakeUp PINx functionality.
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|   * @param  WakeUpPinx : Specifies the Power Wake-Up pin to disable.
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|   *          This parameter can be one of the following values:
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|   *            @arg PWR_WAKEUP_PIN1, PWR_WAKEUP_PIN2, PWR_WAKEUP_PIN3,PWR_WAKEUP_PIN4,
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|   *                 PWR_WAKEUP_PIN5, PWR_WAKEUP_PIN6, PWR_WAKEUP_PIN7.PWR_WAKEUP_PIN8.
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|   *          or one of the following values where the user can explicitly states
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|   *          the enabled pin and the chosen polarity:
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|   *            @arg PWR_WAKEUP_PIN1_HIGH, PWR_WAKEUP_PIN1_LOW,
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|   *                 PWR_WAKEUP_PIN2_HIGH, PWR_WAKEUP_PIN2_LOW,
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|   *                 PWR_WAKEUP_PIN3_HIGH, PWR_WAKEUP_PIN3_LOW,
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|   *                 PWR_WAKEUP_PIN4_HIGH, PWR_WAKEUP_PIN4_LOW,
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|   *                 PWR_WAKEUP_PIN5_HIGH, PWR_WAKEUP_PIN5_LOW,
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|   *                 PWR_WAKEUP_PIN6_HIGH, PWR_WAKEUP_PIN6_LOW,
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|   *                 PWR_WAKEUP_PIN7_HIGH, PWR_WAKEUP_PIN7_LOW,
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|   *                 PWR_WAKEUP_PIN8_HIGH, PWR_WAKEUP_PIN8_LOW.
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|   * @note   The PWR_WAKEUP_PIN6_HIGH, PWR_WAKEUP_PIN6_LOW, PWR_WAKEUP_PIN7_HIGH, PWR_WAKEUP_PIN7_LOW,
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|   *         PWR_WAKEUP_PIN8_HIGH and PWR_WAKEUP_PIN8_LOW are not available for STM32H503xx devices.
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|   * @retval None.
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|   */
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| void HAL_PWR_DisableWakeUpPin(uint32_t WakeUpPinx)
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| {
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|   /* Check the parameters */
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|   assert_param(IS_PWR_WAKEUP_PIN(WakeUpPinx));
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| 
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|   /* Disable the wake up pin selected */
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|   CLEAR_BIT(PWR->WUCR, (PWR_WUCR_WUPEN & WakeUpPinx));
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| }
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| 
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| /**
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|   * @brief  Enter the CPU in SLEEP mode.
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|   * @note   In SLEEP mode, all I/O pins keep the same state as in Run mode.
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|   * @note   CPU clock is off and all peripherals including Cortex-M33 core such
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|   *         as NVIC and SysTick can run and wake up the CPU when an interrupt
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|   *         or an event occurs.
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|   * @param  Regulator : Specifies the regulator state in Sleep mode.
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|   *                     This parameter can be one of the following values :
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|   *                     @arg @ref PWR_MAINREGULATOR_ON
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|   *                     @arg @ref PWR_LOWPOWERREGULATOR_ON
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|   * @note   This parameter is not available in this product.
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|   *         The parameter is kept just to maintain compatibility with other
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|   *         products.
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|   * @param  SLEEPEntry : Specifies if SLEEP mode is entered with WFI or WFE
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|   *                      instruction.
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|   *                      This parameter can be one of the following values :
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|   *                      @arg @ref PWR_SLEEPENTRY_WFI enter SLEEP mode with Wait
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|   *                                For Interrupt request.
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|   *                      @arg @ref PWR_SLEEPENTRY_WFE enter SLEEP mode with Wait
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|   *                                For Event request.
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|   * @note   When WFI entry is used, ticks interrupt must be disabled to avoid
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|   *         unexpected CPU wake up.
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|   * @retval None.
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|   */
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| void HAL_PWR_EnterSLEEPMode(uint32_t Regulator, uint8_t SLEEPEntry)
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| {
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|   UNUSED(Regulator);
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| 
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|   /* Check the parameter */
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|   assert_param(IS_PWR_SLEEP_ENTRY(SLEEPEntry));
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| 
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|   /* Clear SLEEPDEEP bit of Cortex System Control Register */
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|   CLEAR_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPDEEP_Msk));
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| 
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|   /* Select SLEEP mode entry */
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|   if (SLEEPEntry == PWR_SLEEPENTRY_WFI)
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|   {
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|     /* Wait For Interrupt Request */
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|     __WFI();
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|   }
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|   else
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|   {
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|     /* Wait For Event Request */
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|     __SEV();
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|     __WFE();
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|     __WFE();
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|   }
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| }
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| 
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| /**
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|   * @brief  Enter the whole system to STOP mode.
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|   * @note   In STOP mode, the regulator remains in main regulator mode,
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|   *         allowing a very fast wakeup time but with much higher consumption
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|   *         comparing to other STOP modes.
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|   * @note   STOP offers the largest number of active peripherals and wakeup
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|   *         sources, a smaller wakeup time but a higher consumption.
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|   *         STOP mode achieves the lowest power consumption while retaining
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|   *         the content of SRAM and registers. All clocks in the VCORE domain
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|   *         are stopped. The PLL, the HSI, the CSI and the HSE crystal oscillators
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|   *         are disabled. The LSE or LSI is still running.
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|   * @note   The system clock when exiting from Stop mode can be either HSI
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|   *         or CSI, depending on software configuration.
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|   * @param  Regulator : Specifies the regulator state in Sleep mode.
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|   *                     This parameter can be one of the following values :
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|   *                     @arg @ref PWR_MAINREGULATOR_ON
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|   *                     @arg @ref PWR_LOWPOWERREGULATOR_ON
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|   * @note   This parameter is not available in this product.
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|   *         The parameter is kept just to maintain compatibility with other
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|   *         products.
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|   * @param  STOPEntry : Specifies if STOP mode is entered with WFI or WFE
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|   *                     instruction.
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|   *                     This parameter can be one of the following values :
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|   *                     @arg @ref PWR_STOPENTRY_WFI enter STOP mode with Wait
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|   *                               For Interrupt request.
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|   *                     @arg @ref PWR_STOPENTRY_WFE enter STOP mode with Wait
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|   *                               For Event request.
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|   * @retval None.
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|   */
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| void HAL_PWR_EnterSTOPMode(uint32_t Regulator, uint8_t STOPEntry)
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| {
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|   UNUSED(Regulator);
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| 
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|   /* Check the parameter */
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|   assert_param(IS_PWR_STOP_ENTRY(STOPEntry));
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| 
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|   /* Select STOP mode */
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|   CLEAR_BIT(PWR->PMCR, PWR_PMCR_LPMS);
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| 
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|   /* Set SLEEPDEEP bit of Cortex System Control Register */
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|   SET_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPDEEP_Msk));
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| 
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|   /* Select STOP mode entry */
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|   if (STOPEntry == PWR_STOPENTRY_WFI)
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|   {
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|     /* Wait For Interrupt Request */
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|     __WFI();
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|   }
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|   else
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|   {
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|     /* Wait For Event Request */
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|     __SEV();
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|     __WFE();
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|     __WFE();
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|   }
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| 
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|   /* Reset SLEEPDEEP bit of Cortex System Control Register */
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|   CLEAR_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPDEEP_Msk));
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| }
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| 
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| /**
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|   * @brief  Enter the whole system to STANDBY mode.
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|   * @note   The STANDBY mode is used to achieve the lowest power consumption
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|   *         with BOR. The internal regulator is switched off so that the VCORE
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|   *         domain is powered off. The PLL, the HSI, the CSI and the HSE crystal
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|   *         oscillators are also switched off.
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|   * @note   After entering STANDBY mode, SRAMs and register contents are lost
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|   *         except for registers and backup SRAM in the Backup domain and
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|   *         STANDBY circuitry.
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|   * @retval None.
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|   */
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| void HAL_PWR_EnterSTANDBYMode(void)
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| {
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|   /* Select STANDBY mode */
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|   SET_BIT(PWR->PMCR, PWR_PMCR_LPMS);
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| 
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|   /* Set SLEEPDEEP bit of Cortex System Control Register */
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|   SET_BIT(SCB->SCR, ((uint32_t)SCB_SCR_SLEEPDEEP_Msk));
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| 
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|   /* Wait For all memory accesses to complete before continuing */
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|   __DSB();
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| 
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|   /* Ensure that the processor pipeline is flushed */
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|   __ISB();
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| 
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|   /* Wait For Interrupt Request */
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|   __WFI();
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| }
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| 
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| /**
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|   * @brief  Indicate SLEEP-ON-EXIT feature when returning from handler mode to
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|   *         thread mode.
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|   * @note   Set SLEEPONEXIT bit of SCR register. When this bit is set, the
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|   *         processor re-enters SLEEP mode when an interruption handling is over.
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|   *         Setting this bit is useful when the processor is expected to run
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|   *         only on interruptions handling.
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|   * @retval None.
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|   */
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| void HAL_PWR_EnableSleepOnExit(void)
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| {
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|   /* Set SLEEPONEXIT bit of Cortex-M33 System Control Register */
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|   SET_BIT(SCB->SCR, SCB_SCR_SLEEPONEXIT_Msk);
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| }
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| 
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| /**
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|   * @brief  Disable SLEEP-ON-EXIT feature when returning from handler mode to
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|   *         thread mode.
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|   * @note   Clears SLEEPONEXIT bit of SCR register. When this bit is set, the
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|   *         processor re-enters SLEEP mode when an interruption handling is over.
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|   * @retval None.
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|   */
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| void HAL_PWR_DisableSleepOnExit(void)
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| {
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|   /* Clear SLEEPONEXIT bit of Cortex-M33 System Control Register */
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|   CLEAR_BIT(SCB->SCR, SCB_SCR_SLEEPONEXIT_Msk);
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| }
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| 
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| /**
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|   * @brief  Enable CORTEX SEV-ON-PEND feature.
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|   * @note   Sets SEVONPEND bit of SCR register. When this bit is set, any
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|   *         pending event / interrupt even if it's disabled or has insufficient
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|   *         priority to cause exception entry wakes up the Cortex-M33.
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|   * @retval None.
 | |
|   */
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| void HAL_PWR_EnableSEVOnPend(void)
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| {
 | |
|   /* Set SEVONPEND bit of Cortex-M33 System Control Register */
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|   SET_BIT(SCB->SCR, SCB_SCR_SEVONPEND_Msk);
 | |
| }
 | |
| 
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| /**
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|   * @brief  Disable CORTEX SEVONPEND feature.
 | |
|   * @note   Resets SEVONPEND bit of SCR register. When this bit is reset, only
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|   *         enabled pending causes exception entry wakes up the Cortex-M33.
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|   * @retval None.
 | |
|   */
 | |
| void HAL_PWR_DisableSEVOnPend(void)
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| {
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|   /* Clear SEVONPEND bit of Cortex-M33 System Control Register */
 | |
|   CLEAR_BIT(SCB->SCR, SCB_SCR_SEVONPEND_Msk);
 | |
| }
 | |
| 
 | |
| /**
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|   * @brief  This function handles the PWR PVD interrupt request.
 | |
|   * @note   This API should be called under the PVD_AVD_IRQHandler().
 | |
|   * @note   The use of this API is only when we activate the PVD.
 | |
|   * @note   When the PVD and AVD are activated at the same time you must use this API:
 | |
|   *         HAL_PWREx_PVD_AVD_IRQHandler.
 | |
|   * @retval None.
 | |
|   */
 | |
| void HAL_PWR_PVD_IRQHandler(void)
 | |
| {
 | |
|   uint32_t  rising_flag;
 | |
|   uint32_t  falling_flag;
 | |
| 
 | |
|   /* Get pending flags */
 | |
|   rising_flag  = READ_REG(EXTI->RPR1);
 | |
|   falling_flag = READ_REG(EXTI->FPR1);
 | |
| 
 | |
|   /* Check PWR EXTI flags for PVD */
 | |
|   if (((rising_flag | falling_flag) & PWR_EXTI_LINE_PVD) != 0U)
 | |
|   {
 | |
|     /* PWR PVD interrupt user callback */
 | |
|     HAL_PWR_PVDCallback();
 | |
| 
 | |
|     /* Clear PVD EXTI pending bit */
 | |
|     WRITE_REG(EXTI->RPR1, PWR_EXTI_LINE_PVD);
 | |
|     WRITE_REG(EXTI->FPR1, PWR_EXTI_LINE_PVD);
 | |
|   }
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  PWR PVD interrupt callback.
 | |
|   * @retval None.
 | |
|   */
 | |
| __weak void HAL_PWR_PVDCallback(void)
 | |
| {
 | |
|   /* NOTE : This function should not be modified, when the callback is needed,
 | |
|             the HAL_PWR_PVDCallback can be implemented in the user file
 | |
|   */
 | |
| }
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /** @defgroup PWR_Exported_Functions_Group3 Attributes Management Functions
 | |
|   *  @brief    Attributes management functions
 | |
|   *
 | |
| @verbatim
 | |
|  ===============================================================================
 | |
|                        ##### PWR Attributes Functions #####
 | |
|  ===============================================================================
 | |
|     [..]
 | |
| @endverbatim
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @brief  Configure the PWR item attributes.
 | |
|   * @note   Available attributes are security and privilege protection.
 | |
|   * @note   Security attribute can only be set only by secure access.
 | |
|   * @note   Privilege attribute for secure items can be managed only by a secure
 | |
|   *         privileged access.
 | |
|   * @note   Privilege attribute for nsecure items can be managed  by a secure
 | |
|   *         privileged access or by a nsecure privileged access.
 | |
|   * @note   As the privileged attributes concern either all secure or all non-secure
 | |
|   *         PWR resources accesses and not each PWR individual items access attribute,
 | |
|   *         the application must ensure that the privilege access attribute configurations
 | |
|   *         are coherent amongst the security level set on PWR individual items so not to
 | |
|   *         overwrite a previous more restricted access rule (consider either all secure
 | |
|   *         and/or all non-secure PWR resources accesses by privileged-only transactions
 | |
|   *         or privileged and unprivileged transactions).
 | |
|   * @param  Item       : Specifies the item(s) to set attributes on.
 | |
|   *                      This parameter can be a combination of @ref PWR_Items.
 | |
|   * @param  Attributes : Specifies the available attribute(s).
 | |
|   *                      This parameter can be one of @ref PWR_Attributes.
 | |
|   * @retval None.
 | |
|   */
 | |
| void HAL_PWR_ConfigAttributes(uint32_t Item, uint32_t Attributes)
 | |
| {
 | |
|   /* Check the parameters */
 | |
|   assert_param(IS_PWR_ATTRIBUTES(Attributes));
 | |
| 
 | |
| #if defined (PWR_SECCFGR_WUP1SEC)
 | |
|   assert_param(IS_PWR_ITEMS_ATTRIBUTES(Item));
 | |
| 
 | |
| #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
 | |
|   /* Secure item management (TZEN = 1) */
 | |
|   if ((Attributes & PWR_ITEM_ATTR_SEC_PRIV_MASK) == PWR_ITEM_ATTR_SEC_PRIV_MASK)
 | |
|   {
 | |
|     /* Privilege item management */
 | |
|     if ((Attributes & PWR_SEC_PRIV) == PWR_SEC_PRIV)
 | |
|     {
 | |
|       SET_BIT(PWR->SECCFGR, Item);
 | |
|       SET_BIT(PWR->PRIVCFGR, PWR_PRIVCFGR_SPRIV);
 | |
|     }
 | |
|     else
 | |
|     {
 | |
|       SET_BIT(PWR->SECCFGR, Item);
 | |
|       CLEAR_BIT(PWR->PRIVCFGR, PWR_PRIVCFGR_SPRIV);
 | |
|     }
 | |
|   }
 | |
|   /* NSecure item management */
 | |
|   else
 | |
|   {
 | |
|     /* Privilege item management */
 | |
|     if ((Attributes & PWR_NSEC_PRIV) == PWR_NSEC_PRIV)
 | |
|     {
 | |
|       CLEAR_BIT(PWR->SECCFGR, Item);
 | |
|       SET_BIT(PWR->PRIVCFGR, PWR_PRIVCFGR_NSPRIV);
 | |
|     }
 | |
|     else
 | |
|     {
 | |
|       CLEAR_BIT(PWR->SECCFGR, Item);
 | |
|       CLEAR_BIT(PWR->PRIVCFGR, PWR_PRIVCFGR_NSPRIV);
 | |
|     }
 | |
|   }
 | |
| #else
 | |
|   /* NSecure item management (TZEN = 0) */
 | |
|   if ((Attributes & PWR_ITEM_ATTR_NSEC_PRIV_MASK) == PWR_ITEM_ATTR_NSEC_PRIV_MASK)
 | |
|   {
 | |
|     /* Privilege item management */
 | |
|     if ((Attributes & PWR_NSEC_PRIV) == PWR_NSEC_PRIV)
 | |
|     {
 | |
|       SET_BIT(PWR->PRIVCFGR, PWR_PRIVCFGR_NSPRIV);
 | |
|     }
 | |
|     else
 | |
|     {
 | |
|       CLEAR_BIT(PWR->PRIVCFGR, PWR_PRIVCFGR_NSPRIV);
 | |
|     }
 | |
|   }
 | |
| #endif /* __ARM_FEATURE_CMSE */
 | |
| 
 | |
| #else /* PWR_SECCFGR_WUP1SEC */
 | |
|   /* Prevent unused argument(s) compilation warning */
 | |
|   UNUSED(Item);
 | |
| 
 | |
|   /* NSecure item management (TZEN = 0) */
 | |
|   if ((Attributes & PWR_ITEM_ATTR_NSEC_PRIV_MASK) == PWR_ITEM_ATTR_NSEC_PRIV_MASK)
 | |
|   {
 | |
|     /* Privilege item management */
 | |
|     if ((Attributes & PWR_PRIV) == PWR_PRIV)
 | |
|     {
 | |
|       SET_BIT(PWR->PRIVCFGR, PWR_PRIVCFGR_PRIV);
 | |
|     }
 | |
|     else
 | |
|     {
 | |
|       CLEAR_BIT(PWR->PRIVCFGR, PWR_PRIVCFGR_PRIV);
 | |
|     }
 | |
|   }
 | |
| #endif /* PWR_SECCFGR_WUP1SEC */
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Get attribute(s) of a PWR item.
 | |
|   * @param  Item        : Specifies the item(s) to set attributes on.
 | |
|   *                       This parameter can be one of @ref PWR_Items.
 | |
|   * @param  pAttributes : Pointer to return attribute(s).
 | |
|   *                       Returned value could be on of @ref PWR_Attributes.
 | |
|   * @retval HAL Status.
 | |
|   */
 | |
| HAL_StatusTypeDef HAL_PWR_GetConfigAttributes(uint32_t Item, uint32_t *pAttributes)
 | |
| {
 | |
|   uint32_t attributes;
 | |
| 
 | |
|   /* Check attribute pointer */
 | |
|   if (pAttributes == NULL)
 | |
|   {
 | |
|     return HAL_ERROR;
 | |
|   }
 | |
| #if defined (PWR_SECCFGR_WUP1SEC)
 | |
|   /* Check the parameter */
 | |
|   assert_param(IS_PWR_ITEMS_ATTRIBUTES(Item));
 | |
| #if defined (__ARM_FEATURE_CMSE) && (__ARM_FEATURE_CMSE == 3U)
 | |
|   /* Check item security */
 | |
|   if ((PWR->SECCFGR & Item) == Item)
 | |
|   {
 | |
|     /* Get Secure privileges attribute */
 | |
|     attributes = ((PWR->PRIVCFGR & PWR_PRIVCFGR_SPRIV) == 0U) ? PWR_SEC_NPRIV : PWR_SEC_PRIV;
 | |
|   }
 | |
|   else
 | |
|   {
 | |
|     /* Get Non-Secure privileges attribute */
 | |
|     attributes = ((PWR->PRIVCFGR & PWR_PRIVCFGR_NSPRIV) == 0U) ? PWR_NSEC_NPRIV : PWR_NSEC_PRIV;
 | |
|   }
 | |
| #else
 | |
|   /* Get Non-Secure privileges attribute */
 | |
|   attributes = ((PWR->PRIVCFGR & PWR_PRIVCFGR_NSPRIV) == 0U) ? PWR_NSEC_NPRIV : PWR_NSEC_PRIV;
 | |
| #endif /* __ARM_FEATURE_CMSE */
 | |
| 
 | |
| #else  /* PWR_SECCFGR_WUP1SEC*/
 | |
|   /* Prevent unused argument(s) compilation warning */
 | |
|   UNUSED(Item);
 | |
| 
 | |
|   /* Get Non-Secure privileges attribute */
 | |
|   attributes = ((PWR->PRIVCFGR & PWR_PRIVCFGR_PRIV) == 0U) ? PWR_NPRIV : PWR_PRIV;
 | |
| #endif /* PWR_SECCFGR_WUP1SEC */
 | |
| 
 | |
|   /* return value */
 | |
|   *pAttributes = attributes;
 | |
| 
 | |
|   return HAL_OK;
 | |
| }
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| #endif /* defined (HAL_PWR_MODULE_ENABLED) */
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | 
