bexus-26-imu-fusion-flight-software/Src/bsp_driver_sd.c

/**
 ******************************************************************************
  * @file    bsp_driver_sd.c for F4 (based on stm324x9i_eval_sd.c)
  * @brief   This file includes a generic uSD card driver.
  ******************************************************************************
  * This notice applies to any and all portions of this file
  * that are not between comment pairs USER CODE BEGIN and
  * USER CODE END. Other portions of this file, whether 
  * inserted by the user or by software development tools
  * are owned by their respective copyright owners.
  *
  * Copyright (c) 2018 STMicroelectronics International N.V. 
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without 
  * modification, are permitted, provided that the following conditions are met:
  *
  * 1. Redistribution of source code must retain the above copyright notice, 
  *    this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright notice,
  *    this list of conditions and the following disclaimer in the documentation
  *    and/or other materials provided with the distribution.
  * 3. Neither the name of STMicroelectronics nor the names of other 
  *    contributors to this software may be used to endorse or promote products 
  *    derived from this software without specific written permission.
  * 4. This software, including modifications and/or derivative works of this 
  *    software, must execute solely and exclusively on microcontroller or
  *    microprocessor devices manufactured by or for STMicroelectronics.
  * 5. Redistribution and use of this software other than as permitted under 
  *    this license is void and will automatically terminate your rights under 
  *    this license. 
  *
  * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS" 
  * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT 
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A 
  * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
  * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT 
  * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 
  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 
  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 
  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */

#ifdef OLD_API
/* kept to avoid issue when migrating old projects. */
/* USER CODE BEGIN 0 */

/* USER CODE END 0 */
#else
/* USER CODE BEGIN FirstSection */
/* can be used to modify / undefine following code or add new definitions */
/* USER CODE END FirstSection */
/* Includes ------------------------------------------------------------------*/
#include "bsp_driver_sd.h"

/* Extern variables ---------------------------------------------------------*/ 
  
extern SD_HandleTypeDef hsd;

/* USER CODE BEGIN BeforeInitSection */
/* can be used to modify / undefine following code or add code */
/* USER CODE END BeforeInitSection */
/**
  * @brief  Initializes the SD card device.
  * @retval SD status
  */
uint8_t BSP_SD_Init(void)
{
  uint8_t sd_state = MSD_OK;
  /* Check if the SD card is plugged in the slot */
  if (BSP_SD_IsDetected() != SD_PRESENT)
  {
    return MSD_ERROR;
  }
  /* HAL SD initialization */
  sd_state = HAL_SD_Init(&hsd);
  /* Configure SD Bus width (4 bits mode selected) */
  if (sd_state == MSD_OK)
  {
    /* Enable wide operation */
    if (HAL_SD_ConfigWideBusOperation(&hsd, SDIO_BUS_WIDE_4B) != HAL_OK)
    {
      sd_state = MSD_ERROR;
    }
  }

  return sd_state;
}
/* USER CODE BEGIN AfterInitSection */
/* can be used to modify previous code / undefine following code / add code */
/* USER CODE END AfterInitSection */

/**
  * @brief  Configures Interrupt mode for SD detection pin.
  * @retval Returns 0 in success otherwise 1. 
  */
uint8_t BSP_SD_ITConfig(void)
{  
  /* TBI: add user code here depending on the hardware configuration used */
  
  return (uint8_t)0;
}

/** @brief  SD detect IT treatment
  */
void BSP_SD_DetectIT(void)
{
  /* TBI: add user code here depending on the hardware configuration used */
}

/** @brief  SD detect IT detection callback
  */
__weak void BSP_SD_DetectCallback(void)
{
  /* NOTE: This function Should not be modified, when the callback is needed,
     the BSP_SD_DetectCallback could be implemented in the user file
  */ 
}

/* USER CODE BEGIN BeforeReadBlocksSection */
/* can be used to modify previous code / undefine following code / add code */
/* USER CODE END BeforeReadBlocksSection */
/**
  * @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  NumOfBlocks: Number of SD blocks to read 
  * @param  Timeout: Timeout for read operation
  * @retval SD status
  */
uint8_t BSP_SD_ReadBlocks(uint32_t *pData, uint32_t ReadAddr, uint32_t NumOfBlocks, uint32_t Timeout)
{
  uint8_t sd_state = MSD_OK;
  
  if (HAL_SD_ReadBlocks(&hsd, (uint8_t *)pData, ReadAddr, NumOfBlocks, Timeout) != HAL_OK)
  {
    sd_state = MSD_ERROR;
  }

  return sd_state;  
}

/* USER CODE BEGIN BeforeWriteBlocksSection */
/* can be used to modify previous code / undefine following code / add code */
/* USER CODE END BeforeWriteBlocksSection */
/**
  * @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  NumOfBlocks: Number of SD blocks to write
  * @param  Timeout: Timeout for write operation
  * @retval SD status
  */
uint8_t BSP_SD_WriteBlocks(uint32_t *pData, uint32_t WriteAddr, uint32_t NumOfBlocks, uint32_t Timeout)
{
  uint8_t sd_state = MSD_OK;
  
  if (HAL_SD_WriteBlocks(&hsd, (uint8_t *)pData, WriteAddr, NumOfBlocks, Timeout) != HAL_OK) 
  {
    sd_state = MSD_ERROR;
  }

  return sd_state;  
}

/* USER CODE BEGIN BeforeReadDMABlocksSection */
/* can be used to modify previous code / undefine following code / add code */
/* USER CODE END BeforeReadDMABlocksSection */
/**
  * @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  NumOfBlocks: Number of SD blocks to read 
  * @retval SD status
  */
uint8_t BSP_SD_ReadBlocks_DMA(uint32_t *pData, uint32_t ReadAddr, uint32_t NumOfBlocks)
{
  uint8_t sd_state = MSD_OK;
  
  /* Read block(s) in DMA transfer mode */
  if (HAL_SD_ReadBlocks_DMA(&hsd, (uint8_t *)pData, ReadAddr, NumOfBlocks) != HAL_OK)
  {
    sd_state = MSD_ERROR;
  }
  
  return sd_state; 
}

/* USER CODE BEGIN BeforeWriteDMABlocksSection */
/* can be used to modify previous code / undefine following code / add code */
/* USER CODE END BeforeWriteDMABlocksSection */
/**
  * @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  NumOfBlocks: Number of SD blocks to write 
  * @retval SD status
  */
uint8_t BSP_SD_WriteBlocks_DMA(uint32_t *pData, uint32_t WriteAddr, uint32_t NumOfBlocks)
{
  uint8_t sd_state = MSD_OK;
  
  /* Write block(s) in DMA transfer mode */
  if (HAL_SD_WriteBlocks_DMA(&hsd, (uint8_t *)pData, WriteAddr, NumOfBlocks) != HAL_OK)
  {
    sd_state = MSD_ERROR;
  }
  
  return sd_state; 
}

/* USER CODE BEGIN BeforeEraseSection */
/* can be used to modify previous code / undefine following code / add code */
/* USER CODE END BeforeEraseSection */
/**
  * @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 BSP_SD_Erase(uint32_t StartAddr, uint32_t EndAddr)
{
  uint8_t sd_state = MSD_OK;
  
  if (HAL_SD_Erase(&hsd, StartAddr, EndAddr) != HAL_OK)  
  {
    sd_state = MSD_ERROR;
  }

  return sd_state;
}

/* USER CODE BEGIN BeforeHandlersSection */
/* can be used to modify previous code / undefine following code / add code */
/* USER CODE END BeforeHandlersSection */
/**
  * @brief  Handles SD card interrupt request.
  */
void BSP_SD_IRQHandler(void)
{
  HAL_SD_IRQHandler(&hsd);
}

/**
  * @brief  Handles SD DMA Tx transfer interrupt request.
  */
void BSP_SD_DMA_Tx_IRQHandler(void)
{
  HAL_DMA_IRQHandler(hsd.hdmatx); 
}

/**
  * @brief  Handles SD DMA Rx transfer interrupt request.
  */
void BSP_SD_DMA_Rx_IRQHandler(void)
{
  HAL_DMA_IRQHandler(hsd.hdmarx);
}

/**
  * @brief  Gets the current SD card data status.
  * @param  None
  * @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
  */
uint8_t BSP_SD_GetCardState(void)
{
  return ((HAL_SD_GetCardState(&hsd) == HAL_SD_CARD_TRANSFER ) ? SD_TRANSFER_OK : SD_TRANSFER_BUSY);
}

/**
  * @brief  Get SD information about specific SD card.
  * @param  CardInfo: Pointer to HAL_SD_CardInfoTypedef structure
  * @retval None 
  */
void BSP_SD_GetCardInfo(HAL_SD_CardInfoTypeDef *CardInfo)
{
  /* Get SD card Information */
  HAL_SD_GetCardInfo(&hsd, CardInfo);
}

/* USER CODE BEGIN BeforeCallBacksSection */
/* can be used to modify previous code / undefine following code / add code */
/* USER CODE END BeforeCallBacksSection */
/**
  * @brief SD Abort callbacks
  * @param hsd: SD handle
  * @retval None
  */
void HAL_SD_AbortCallback(SD_HandleTypeDef *hsd)
{
  BSP_SD_AbortCallback();
}

/**
  * @brief Tx Transfer completed callback
  * @param hsd: SD handle
  * @retval None
  */
void HAL_SD_TxCpltCallback(SD_HandleTypeDef *hsd)
{
  BSP_SD_WriteCpltCallback();
}

/**
  * @brief Rx Transfer completed callback
  * @param hsd: SD handle
  * @retval None
  */
void HAL_SD_RxCpltCallback(SD_HandleTypeDef *hsd)
{
  BSP_SD_ReadCpltCallback();
}

/* USER CODE BEGIN CallBacksSection_C */
/**
  * @brief BSP SD Abort callback
  * @retval None
  */
__weak void BSP_SD_AbortCallback(void)
{

}

/**
  * @brief BSP Tx Transfer completed callback
  * @retval None
  */
__weak void BSP_SD_WriteCpltCallback(void)
{

}

/**
  * @brief BSP Rx Transfer completed callback
  * @retval None
  */
__weak void BSP_SD_ReadCpltCallback(void)
{

}
/* USER CODE END CallBacksSection_C */
#endif

/**
 * @brief  Detects if SD card is correctly plugged in the memory slot or not.
 * @param  None
 * @retval Returns if SD is detected or not
 */
uint8_t BSP_SD_IsDetected(void)
{
  __IO uint8_t status = SD_PRESENT;

  /* USER CODE BEGIN 1 */
  /* user code can be inserted here */
  /* USER CODE END 1 */    	

  return status;
}

/* USER CODE BEGIN AdditionalCode */
/* user code can be inserted here */
/* USER CODE END AdditionalCode */

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