File content as of revision 2:106c7b82e064:

/**
  ******************************************************************************
  * @file    stm32l496g_discovery_sd.h
  * @author  MCD Application Team
  * @brief   This file includes the uSD card driver.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under BSD 3-Clause license,
  * the "License"; You may not use this file except in compliance with the
  * License. You may obtain a copy of the License at:
  *                        opensource.org/licenses/BSD-3-Clause
  *
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32L496G_DISCOVERY_SD_H
#define __STM32L496G_DISCOVERY_SD_H

#ifdef __cplusplus
extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32l4xx_hal.h"

/** @addtogroup BSP
  * @{
  */

/** @addtogroup STM32L496G_DISCOVERY
  * @{
  */

/** @addtogroup STM32L496G_DISCOVERY_SD
  * @{
  */

/* Exported types ------------------------------------------------------------*/

/** @defgroup STM32L496G_DISCOVERY_SD_Exported_Types Exported Types
  * @{
  */

/**
  * @brief SD Card information structure
  */
#define BSP_SD_CardInfo HAL_SD_CardInfoTypeDef
/**
  * @}
  */

/**
  * @brief  SD status structure definition
  */
#define   MSD_OK                        ((uint8_t)0x00)
#define   MSD_ERROR                     ((uint8_t)0x01)
#define   MSD_ERROR_SD_NOT_PRESENT      ((uint8_t)0x02)

/**
  * @brief  SD transfer state definition
  */
#define   SD_TRANSFER_OK                ((uint8_t)0x00)
#define   SD_TRANSFER_BUSY              ((uint8_t)0x01)
#define   SD_TRANSFER_ERROR             ((uint8_t)0x02)

/* Exported constants --------------------------------------------------------*/

/** @defgroup STM32L496G_DISCOVERY_SD_Exported_Constants  Exported Constants
  * @{
  */
#define SD_DETECT_PIN            IO1_PIN_8

#define SD_DATATIMEOUT           ((uint32_t)100000000)

#define SD_PRESENT               ((uint8_t)0x01)
#define SD_NOT_PRESENT           ((uint8_t)0x00)

/* SD IRQ handler */
#define SDMMCx_IRQHandler        SDMMC1_IRQHandler
#define SDMMCx_IRQn              SDMMC1_IRQn


/* DMA definitions for SD DMA transfer */
#define SD_DMAx_CLK_ENABLE       __HAL_RCC_DMA2_CLK_ENABLE
#define SD_DMAx_CLK_DISABLE      __HAL_RCC_DMA2_CLK_DISABLE
#define SD_DMAx_STREAM           DMA2_Channel5
#define SD_DMAx_IRQn             DMA2_Channel5_IRQn
#define SD_DMAx_IRQHandler       DMA2_Channel5_IRQHandler

/**
  * @}
  */

/* Exported functions --------------------------------------------------------*/

/** @defgroup STM32L496G_DISCOVERY_SD_Exported_Functions Exported Functions
  * @{
  */
uint8_t BSP_SD_Init(void);
uint8_t BSP_SD_DeInit(void);
uint8_t BSP_SD_ITConfig(void);
uint8_t BSP_SD_ReadBlocks(uint32_t *pData, uint32_t ReadAddr, uint32_t NumOfBlocks, uint32_t Timeout);
uint8_t BSP_SD_WriteBlocks(uint32_t *pData, uint32_t WriteAddr, uint32_t NumOfBlocks, uint32_t Timeout);
uint8_t BSP_SD_ReadBlocks_DMA(uint32_t *pData, uint32_t ReadAddr, uint32_t NumOfBlocks);
uint8_t BSP_SD_WriteBlocks_DMA(uint32_t *pData, uint32_t WriteAddr, uint32_t NumOfBlocks);
uint8_t BSP_SD_Erase(uint32_t StartAddr, uint32_t EndAddr);
void    BSP_SD_IRQHandler(void);
void    BSP_SD_DMA_Tx_IRQHandler(void);
void    BSP_SD_DMA_Rx_IRQHandler(void);
uint8_t BSP_SD_GetCardState(void);
void    BSP_SD_GetCardInfo(BSP_SD_CardInfo *CardInfo);
uint8_t BSP_SD_IsDetected(void);

/* These __weak functions can be surcharged by application code in case the current settings
   (eg. interrupt priority, callbacks implementation) need to be changed for specific application needs */
void    BSP_SD_MspInit(SD_HandleTypeDef *hsd, void *Params);
void    BSP_SD_MspDeInit(SD_HandleTypeDef *hsd, void *Params);
void    BSP_SD_AbortCallback(void);
void    BSP_SD_WriteCpltCallback(void);
void    BSP_SD_ReadCpltCallback(void);

/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

#ifdef __cplusplus
}
#endif

#endif /* __STM32L496G_DISCOVERY_SD_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/