diskio.h File Reference

#include "integer.h"

Include dependency graph for diskio.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Data Structures
struct	diskio_fxns

Macros
#define	_USE_WRITE   1 /* 1: Enable disk_write function */
#define	_USE_IOCTL   1 /* 1: Enable disk_ioctl fucntion */
#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 _FS_READONLY == 0) */
#define	GET_SECTOR_COUNT   1 /* Get media size (needed at _USE_MKFS == 1) */
#define	GET_SECTOR_SIZE   2 /* Get sector size (needed at _MAX_SS != _MIN_SS) */
#define	GET_BLOCK_SIZE   3 /* Get erase block size (needed at _USE_MKFS == 1) */
#define	CTRL_TRIM   4 /* Inform device that the data on the block of sectors is no longer used (needed at _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	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, DWORD sector, UINT count)
DRESULT	disk_write (BYTE pdrv, const BYTE *buff, DWORD sector, UINT count)
DRESULT	disk_ioctl (BYTE pdrv, BYTE cmd, void *buff)
DRESULT	disk_register (BYTE drive, DSTATUS(*d_init)(BYTE drive), DSTATUS(*d_status)(BYTE drive), DRESULT(*d_read)(BYTE drive, BYTE *buf, DWORD sector, UINT num), DRESULT(*d_write)(BYTE drive, const BYTE *buf, DWORD sector, UINT num), DRESULT(*d_ioctl)(BYTE drive, BYTE cmd, void *buf))
DRESULT	disk_unregister (BYTE drive)

Macro Definition Documentation

#define _USE_WRITE   1 /* 1: Enable disk_write function */

#define _USE_IOCTL   1 /* 1: Enable disk_ioctl fucntion */

#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 _FS_READONLY == 0) */

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

#define GET_SECTOR_SIZE   2 /* Get sector size (needed at _MAX_SS != _MIN_SS) */

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

#define CTRL_TRIM   4 /* Inform device that the data on the block of sectors is no longer used (needed at _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 ATA_GET_REV   20 /* Get F/W revision */

#define ATA_GET_MODEL   21 /* Get model name */

#define ATA_GET_SN   22 /* Get serial number */

Typedef Documentation

typedef BYTE DSTATUS

Enumeration Type Documentation

enum DRESULT

Enumerator
RES_OK
RES_ERROR
RES_WRPRT
RES_NOTRDY
RES_PARERR

Function Documentation

DSTATUS disk_initialize

(

BYTE

pdrv

)

DSTATUS disk_status

(

BYTE

pdrv

)

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

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

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

DRESULT disk_register	(	BYTE	drive,
		DSTATUS(*)(BYTE drive)	d_init,
		DSTATUS(*)(BYTE drive)	d_status,
		DRESULT(*)(BYTE drive, BYTE *buf, DWORD sector, UINT num)	d_read,
		DRESULT(*)(BYTE drive, const BYTE *buf, DWORD sector, UINT num)	d_write,
		DRESULT(*)(BYTE drive, BYTE cmd, void *buf)	d_ioctl
	)

DRESULT disk_unregister

(

BYTE

drive

)