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/**
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******************************************************************************
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* @file stm32_sal_sd.c
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* @author MCD Application Team
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* @brief This file implements the software adaptation layer for SD.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2022 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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/* Includes ------------------------------------------------------------------*/
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#include "stm32_extmem.h"
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#include "stm32_extmem_conf.h"
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#if EXTMEM_SAL_SD_DEBUG_LEVEL != 0 && defined(EXTMEM_MACRO_DEBUG)
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#include <stdio.h>
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#endif /* EXTMEM_SAL_SD_DEBUG_LEVEL != 0 && EXTMEM_MACRO_DEBUG */
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#if EXTMEM_SAL_SD == 1
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#include "stm32_sal_sd_type.h"
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#include "stm32_sal_sd_api.h"
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/** @defgroup SAL_SD SAL_SD : Software adaptation layer for the HAL_SD
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* @ingroup EXTMEM_SAL
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* @{
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*/
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/**
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* @brief Ready timeout value
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*/
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#define READY_TIMEOUT 1000u
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/* Private Macros ------------------------------------------------------------*/
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/** @defgroup SAL_SD_Private_Macros SAL SD Private Macros
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* @{
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*/
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#if EXTMEM_SAL_SD_DEBUG_LEVEL == 0 || !defined(EXTMEM_MACRO_DEBUG)
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#define DEBUG_PARAM_BEGIN()
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#define DEBUG_PARAM_DATA(_STR_)
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#define DEBUG_PARAM_INT(_INT_ )
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#define DEBUG_PARAM_END()
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#else
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/**
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* @brief Trace header macro.
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*/
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#define DEBUG_PARAM_BEGIN() EXTMEM_MACRO_DEBUG("\t\tSALSD::");
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/**
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* @brief Trace data string macro.
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*/
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#define DEBUG_PARAM_DATA(_STR_) EXTMEM_MACRO_DEBUG(_STR_);
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/**
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* @brief Trace data integer macro
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*/
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#define DEBUG_PARAM_INT(_INT_ ) { \
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char str[10]; \
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(void)snprintf(str, sizeof(str), "0x%x", _INT_);\
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EXTMEM_MACRO_DEBUG(str); \
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}
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/**
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* @brief Trace close macro
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*/
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#define DEBUG_PARAM_END() EXTMEM_MACRO_DEBUG("\n");
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#endif /* EXTMEM_SFDP_DEBUG */
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/**
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* @}
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*/
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/* Private typedefs ---------------------------------------------------------*/
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/* Private functions ---------------------------------------------------------*/
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/** @defgroup SAL_SD_Private_Functions SAL XSP Private Functions
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* @{
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*/
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/**
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* @}
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*/
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/* Exported variables ---------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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/** @defgroup SAL_SD_Exported_Functions SAL XSP Exported Functions
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* @{
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*/
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/**
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* @brief This function initializes the SD SAL context
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* @param SalSD SAL SD Object
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* @param HALHandle HAL handle
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* @param Info Information on the SD card
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* @return @ref HAL_StatusTypeDef
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**/
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HAL_StatusTypeDef SAL_SD_Init(SAL_SD_ObjectTypeDef *SalSD, void *HALHandle, EXTMEM_DRIVER_SDCARD_InfoTypeDef *Info)
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{
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SalSD->hSD = (SD_HandleTypeDef *)HALHandle;
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Info->BlockNbr = SalSD->hSD->SdCard.BlockNbr;
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Info->BlockSize = SalSD->hSD->SdCard.BlockSize;
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/* Switch to the highest Speed mode supported by the sd-card */
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return HAL_SD_ConfigSpeedBusOperation(SalSD->hSD, SDMMC_SPEED_MODE_AUTO);
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}
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/**
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* @brief This function un-initializes the SD SAL context
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* @param SalSD SAL SD Object
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* @return @ref HAL_StatusTypeDef
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**/
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HAL_StatusTypeDef SAL_SD_DeInit(SAL_SD_ObjectTypeDef *SalSD)
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{
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SalSD->hSD->SdCard.BlockNbr = 0;
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return HAL_OK;
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}
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/**
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* @brief This function reads data from the SD
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* @param SalSD SAL SD Object
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* @param BlockIdx Block index
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* @param Data Data pointer
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* @param NumberOfBlock Number of block
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* @return @ref HAL_StatusTypeDef
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**/
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HAL_StatusTypeDef SAL_SD_ReadData(SAL_SD_ObjectTypeDef *SalSD, uint32_t BlockIdx, uint8_t *Data, uint32_t NumberOfBlock)
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{
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uint32_t timeout = 100UL * NumberOfBlock;
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HAL_StatusTypeDef retr = HAL_SD_ReadBlocks(SalSD->hSD, (uint8_t *)Data, BlockIdx, NumberOfBlock, timeout);
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if (HAL_OK == retr)
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{
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timeout = HAL_GetTick();
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/* Check the SD status */
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while (HAL_SD_GetCardState(SalSD->hSD) != HAL_SD_CARD_TRANSFER)
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{
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if ((HAL_GetTick() - timeout) > READY_TIMEOUT)
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{
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retr = HAL_TIMEOUT;
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break;
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}
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}
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}
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return retr;
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}
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/**
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* @brief This function writes data on the SD
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* @param SalSD SAL SD Object
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* @param BlockIdx block index
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* @param Data data pointer
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* @param NumberOfBlock number of block
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* @return @ref HAL_StatusTypeDef
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**/
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HAL_StatusTypeDef SAL_SD_WriteData(SAL_SD_ObjectTypeDef *SalSD, uint32_t BlockIdx, const uint8_t *const Data,
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uint32_t NumberOfBlock)
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{
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uint32_t timeout = 100UL * NumberOfBlock;
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HAL_StatusTypeDef retr;
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retr = HAL_SD_WriteBlocks(SalSD->hSD, Data, BlockIdx, NumberOfBlock, timeout);
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if (HAL_OK == retr)
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{
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timeout = HAL_GetTick();
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/* Check the SD status */
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while (HAL_SD_GetCardState(SalSD->hSD) != HAL_SD_CARD_TRANSFER)
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{
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if ((HAL_GetTick() - timeout) > READY_TIMEOUT)
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{
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retr = HAL_TIMEOUT;
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break;
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}
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}
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}
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return retr;
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}
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/**
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* @brief This function erases an amount of blocks on the SD
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* @param SalSD SAL SD Object
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* @param BlockIdx block index
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* @param BlockCount number of block
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* @return @ref HAL_StatusTypeDef
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**/
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HAL_StatusTypeDef SAL_SD_EraseBlock(SAL_SD_ObjectTypeDef *SalSD, uint32_t BlockIdx, uint32_t BlockCount)
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{
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uint32_t timeout;
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HAL_StatusTypeDef retr;
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retr = HAL_SD_Erase(SalSD->hSD, BlockIdx, BlockIdx + BlockCount);
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if (HAL_OK == retr)
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{
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timeout = HAL_GetTick();
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/* Check the SD status */
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while (HAL_SD_GetCardState(SalSD->hSD) != HAL_SD_CARD_TRANSFER)
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{
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if ((HAL_GetTick() - timeout) > (READY_TIMEOUT * BlockCount))
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{
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retr = HAL_TIMEOUT;
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break;
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}
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}
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}
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return retr;
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}
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/**
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* @brief This function erases all the SD
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* @param SalSD SAL SD Object
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* @return @ref HAL_StatusTypeDef
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**/
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HAL_StatusTypeDef SAL_SD_MassErase(SAL_SD_ObjectTypeDef *SalSD)
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{
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return SAL_SD_EraseBlock(SalSD, 0, SalSD->hSD->SdCard.BlockNbr);
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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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* @}
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*/
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#endif /* EXTMEM_SAL_SD == 1 */
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