File content as of revision 1:cf12f3d37081:

/* Copyright (c) 2010-2016 mbed.org, MIT License
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
* and associated documentation files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or
* substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

#ifndef __SDRAM_DISCO_F746NG_H
#define __SDRAM_DISCO_F746NG_H

#ifdef TARGET_DISCO_F746NG

#include "mbed.h"
#include "stm32746g_discovery_sd.h"

/*
  This class drives the uSD card driver mounted on DISCO_F746NG board.

  Usage:

  #include "mbed.h"
  #include "SD_DISCO_F746NG.h"

  SD_DISCO_F746NG sd;

  int main()
  {
      sd.Erase(BLOCK_START_ADDR, (BLOCKSIZE * NUM_OF_BLOCKS);
      sd.WriteBlocks(aTxBuffer, BLOCK_START_ADDR, BLOCKSIZE, NUM_OF_BLOCKS);
      sd.ReadBlocks(aRxBuffer, BLOCK_START_ADDR, BLOCKSIZE, NUM_OF_BLOCKS);
      while 1 {}
      
  }
*/
class SD_DISCO_F746NG
{
  
public:
  //! Constructor
  SD_DISCO_F746NG();

  //! Destructor
  ~SD_DISCO_F746NG();
  
  /**
    * @brief  Initializes the SD card device.
    * @retval SD status
    */
  uint8_t Init(void);

  /**
    * @brief  DeInitializes the SD card device.
    * @retval SD status
    */
  uint8_t DeInit(void);

  /**
    * @brief  Configures Interrupt mode for SD detection pin.
    * @retval Returns MSD_OK
    */
  uint8_t ITConfig(void);

  /**
    * @brief  Detects if SD card is correctly plugged in the memory slot or not.
    * @retval Returns if SD is detected or not
    */
  uint8_t IsDetected(void);

  /**
    * @brief  Reads block(s); from a specified address in an SD card, in polling mode.
    * @param  pData: Pointer to the buffer that will contain the data to transmit
    * @param  ReadAddr: Address from where data is to be read  
    * @param  BlockSize: SD card data block size, that should be 512
    * @param  NumOfBlocks: Number of SD blocks to read 
    * @retval SD status
    */
  uint8_t ReadBlocks(uint32_t *pData, uint32_t ReadAddr, uint32_t NumOfBlocks, uint32_t Timeout);

  /**
    * @brief  Writes block(s); to a specified address in an SD card, in polling mode. 
    * @param  pData: Pointer to the buffer that will contain the data to transmit
    * @param  WriteAddr: Address from where data is to be written  
    * @param  BlockSize: SD card data block size, that should be 512
    * @param  NumOfBlocks: Number of SD blocks to write
    * @retval SD status
    */
  uint8_t WriteBlocks(uint32_t *pData, uint32_t WriteAddr, uint32_t NumOfBlocks, uint32_t Timeout);

  /**
    * @brief  Reads block(s); from a specified address in an SD card, in DMA mode.
    * @param  pData: Pointer to the buffer that will contain the data to transmit
    * @param  ReadAddr: Address from where data is to be read  
    * @param  BlockSize: SD card data block size, that should be 512
    * @param  NumOfBlocks: Number of SD blocks to read 
    * @retval SD status
    */
  uint8_t ReadBlocks_DMA(uint32_t *pData, uint32_t ReadAddr, uint32_t NumOfBlocks);

  /**
    * @brief  Writes block(s); to a specified address in an SD card, in DMA mode.
    * @param  pData: Pointer to the buffer that will contain the data to transmit
    * @param  WriteAddr: Address from where data is to be written  
    * @param  BlockSize: SD card data block size, that should be 512
    * @param  NumOfBlocks: Number of SD blocks to write 
    * @retval SD status
    */
  uint8_t WriteBlocks_DMA(uint32_t *pData, uint32_t WriteAddr, uint32_t NumOfBlocks);

  /**
    * @brief  Erases the specified memory area of the given SD card. 
    * @param  StartAddr: Start byte address
    * @param  EndAddr: End byte address
    * @retval SD status
    */
  uint8_t Erase(uint64_t StartAddr, uint64_t EndAddr);

  /**
    * @brief  Gets the current SD card data status.
    * @retval Data transfer state.
    *          This value can be one of the following values:
    *            @arg  SD_TRANSFER_OK: No data transfer is acting
    *            @arg  SD_TRANSFER_BUSY: Data transfer is acting
    *            @arg  SD_TRANSFER_ERROR: Data transfer error 
    */
  uint8_t GetCardState(void);

  /**
    * @brief  Get SD information about specific SD card.
    * @param  CardInfo: Pointer to HAL_SD_CardInfoTypedef structure
    * @retval None 
    */
  void GetCardInfo(HAL_SD_CardInfoTypeDef *CardInfo);

private:

};

#else
#error "This class must be used with DISCO_F746NG board only."
#endif // TARGET_DISCO_F746NG

#endif