diskio.h File Reference

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Macros
#define	STA_NOINIT   0x01 /* Drive not initialized */
#define	STA_NODISK   0x02 /* No medium in the drive */
#define	STA_PROTECT   0x04 /* Write protected */
#define	CTRL_SYNC   0 /* Complete pending write process (needed at FF_FS_READONLY == 0) */
#define	GET_SECTOR_COUNT   1 /* Get media size (needed at FF_USE_MKFS == 1) */
#define	GET_SECTOR_SIZE   2 /* Get sector size (needed at FF_MAX_SS != FF_MIN_SS) */
#define	GET_BLOCK_SIZE   3 /* Get erase block size (needed at FF_USE_MKFS == 1) */
#define	CTRL_TRIM   4 /* Inform device that the data on the block of sectors is no longer used (needed at FF_USE_TRIM == 1) */
#define	CTRL_POWER   5 /* Get/Set power status */
#define	CTRL_LOCK   6 /* Lock/Unlock media removal */
#define	CTRL_EJECT   7 /* Eject media */
#define	CTRL_FORMAT   8 /* Create physical format on the media */
#define	MMC_GET_TYPE   10 /* Get card type */
#define	MMC_GET_CSD   11 /* Get CSD */
#define	MMC_GET_CID   12 /* Get CID */
#define	MMC_GET_OCR   13 /* Get OCR */
#define	MMC_GET_SDSTAT   14 /* Get SD status */
#define	ISDIO_READ   55 /* Read data form SD iSDIO register */
#define	ISDIO_WRITE   56 /* Write data to SD iSDIO register */
#define	ISDIO_MRITE   57 /* Masked write data to SD iSDIO register */
#define	ATA_GET_REV   20 /* Get F/W revision */
#define	ATA_GET_MODEL   21 /* Get model name */
#define	ATA_GET_SN   22 /* Get serial number */

Typedefs
typedef BYTE	DSTATUS

Enumerations
enum	DRESULT {   RES_OK = 0 , RES_ERROR , RES_WRPRT , RES_NOTRDY ,   RES_PARERR }

Functions
DSTATUS	disk_initialize (BYTE pdrv)
DSTATUS	disk_status (BYTE pdrv)
DRESULT	disk_read (BYTE pdrv, BYTE *buff, LBA_t sector, UINT count)
DRESULT	disk_write (BYTE pdrv, const BYTE *buff, LBA_t sector, UINT count)
DRESULT	disk_ioctl (BYTE pdrv, BYTE cmd, void *buff)

Macro Definition Documentation

ATA_GET_MODEL

#define ATA_GET_MODEL   21 /* Get model name */

ATA_GET_REV

#define ATA_GET_REV   20 /* Get F/W revision */

ATA_GET_SN

#define ATA_GET_SN   22 /* Get serial number */

CTRL_EJECT

#define CTRL_EJECT   7 /* Eject media */

CTRL_FORMAT

#define CTRL_FORMAT   8 /* Create physical format on the media */

CTRL_LOCK

#define CTRL_LOCK   6 /* Lock/Unlock media removal */

CTRL_POWER

#define CTRL_POWER   5 /* Get/Set power status */

CTRL_SYNC

#define CTRL_SYNC   0 /* Complete pending write process (needed at FF_FS_READONLY == 0) */

CTRL_TRIM

#define CTRL_TRIM   4 /* Inform device that the data on the block of sectors is no longer used (needed at FF_USE_TRIM == 1) */

GET_BLOCK_SIZE

#define GET_BLOCK_SIZE   3 /* Get erase block size (needed at FF_USE_MKFS == 1) */

GET_SECTOR_COUNT

#define GET_SECTOR_COUNT   1 /* Get media size (needed at FF_USE_MKFS == 1) */

GET_SECTOR_SIZE

#define GET_SECTOR_SIZE   2 /* Get sector size (needed at FF_MAX_SS != FF_MIN_SS) */

ISDIO_MRITE

#define ISDIO_MRITE   57 /* Masked write data to SD iSDIO register */

ISDIO_READ

#define ISDIO_READ   55 /* Read data form SD iSDIO register */

ISDIO_WRITE

#define ISDIO_WRITE   56 /* Write data to SD iSDIO register */

MMC_GET_CID

#define MMC_GET_CID   12 /* Get CID */

MMC_GET_CSD

#define MMC_GET_CSD   11 /* Get CSD */

MMC_GET_OCR

#define MMC_GET_OCR   13 /* Get OCR */

MMC_GET_SDSTAT

#define MMC_GET_SDSTAT   14 /* Get SD status */

MMC_GET_TYPE

#define MMC_GET_TYPE   10 /* Get card type */

STA_NODISK

#define STA_NODISK   0x02 /* No medium in the drive */

STA_NOINIT

#define STA_NOINIT   0x01 /* Drive not initialized */

STA_PROTECT

#define STA_PROTECT   0x04 /* Write protected */

Typedef Documentation

DSTATUS

typedef BYTE DSTATUS

Enumeration Type Documentation

DRESULT

enum DRESULT

Enumerator
RES_OK
RES_ERROR
RES_WRPRT
RES_NOTRDY
RES_PARERR

Function Documentation

disk_initialize()

DSTATUS disk_initialize

(

BYTE

pdrv

)

disk_ioctl()

DRESULT disk_ioctl	(	BYTE	pdrv,
		BYTE	cmd,
		void *	buff
	)

disk_read()

DRESULT disk_read	(	BYTE	pdrv,
		BYTE *	buff,
		LBA_t	sector,
		UINT	count
	)

disk_status()

DSTATUS disk_status

(

BYTE

pdrv

)

disk_write()

DRESULT disk_write	(	BYTE	pdrv,
		const BYTE *	buff,
		LBA_t	sector,
		UINT	count
	)