stm32f4-sdio/fatfs/diskio.c

/*-----------------------------------------------------------------------*/
/* Low level disk I/O module skeleton for FatFs     (C)ChaN, 2014        */
/*-----------------------------------------------------------------------*/
/* If a working storage control module is available, it should be        */
/* attached to the FatFs via a glue function rather than modifying it.   */
/* This is an example of glue functions to attach various exsisting      */
/* storage control modules to the FatFs module with a defined API.       */
/*-----------------------------------------------------------------------*/

//Only ONE device with ONE partition!!!
#include <fatfs/diskio.h>		/* FatFs lower layer API */
#include "shimatta_sdio_driver/shimatta_sdio.h"
/* Definitions of physical drive number for each drive */
#define SDCARD	0	/* Example: Map ATA harddisk to physical drive 0 */

/*-----------------------------------------------------------------------*/
/* Get Drive Status                                                      */
/*-----------------------------------------------------------------------*/

DSTATUS disk_status(BYTE pdrv /* Physical drive number to identify the drive */
) {

	switch (pdrv) {
    case SDCARD:
		return SDIO_status();
		break;
	}
	return STA_NOINIT;
}

/*-----------------------------------------------------------------------*/
/* Inidialize a Drive                                                    */
/*-----------------------------------------------------------------------*/

DSTATUS disk_initialize(BYTE pdrv /* Physical drive number to identify the drive */
) {


	switch (pdrv) {
    case SDCARD:
		return SDIO_initialize();
		break;
	}
	return STA_NOINIT;
}

/*-----------------------------------------------------------------------*/
/* Read Sector(s)                                                        */
/*-----------------------------------------------------------------------*/

DRESULT disk_read(BYTE pdrv, /* Physical drive number to identify the drive */
BYTE *buff, /* Data buffer to store read data */
DWORD sector, /* Sector address in LBA */
UINT count /* Number of sectors to read */
) {

	switch (pdrv) {
    case SDCARD:
		return SDIO_disk_read(buff, sector, count);
		break;
	}

	return RES_PARERR;
}

/*-----------------------------------------------------------------------*/
/* Write Sector(s)                                                       */
/*-----------------------------------------------------------------------*/

#if _USE_WRITE
DRESULT disk_write(BYTE pdrv, /* Physical drive number to identify the drive */
const BYTE *buff, /* Data to be written */
DWORD sector, /* Sector address in LBA */
UINT count /* Number of sectors to write */
) {
	switch (pdrv) {
    case SDCARD:
		return SDIO_disk_write(buff, sector, count);
		break;
	}
	return RES_PARERR;
}
#endif

/*-----------------------------------------------------------------------*/
/* Miscellaneous Functions                                               */
/*-----------------------------------------------------------------------*/

#if _USE_IOCTL
DRESULT disk_ioctl(BYTE pdrv, /* Physical drive number (0..) */
BYTE cmd, /* Control code */
void *buff /* Buffer to send/receive control data */
) {

	switch (pdrv) {
    case SDCARD:
		return SDIO_disk_ioctl(cmd, buff);
		break;
	}

	return RES_PARERR;
}
#endif