CMSIS2000  0.0.7
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diskio.h File Reference
#include "integer.h"
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Macros

#define _USE_IOCTL   1 /* 1: Enable disk_ioctl fucntion */
#define _USE_WRITE   1 /* 1: Enable disk_write function */
#define ATA_GET_MODEL   21 /* Get model name */
#define ATA_GET_REV   20 /* Get F/W revision */
#define ATA_GET_SN   22 /* Get serial number */
#define CT_BLOCK   0x08 /* Block addressing */
#define CT_MMC   0x01 /* MMC ver 3 */
#define CT_SD1   0x02 /* SD ver 1 */
#define CT_SD2   0x04 /* SD ver 2 */
#define CT_SDC   (CT_SD1|CT_SD2) /* SD */
#define CTRL_EJECT   7 /* Eject media */
#define CTRL_ERASE_SECTOR   4 /* Force erased a block of sectors (for only _USE_ERASE) */
#define CTRL_FORMAT   8 /* Create physical format on the media */
#define CTRL_LOCK   6 /* Lock/Unlock media removal */
#define CTRL_POWER   5 /* Get/Set power status */
#define CTRL_SYNC   0 /* Flush disk cache (for write functions) */
#define GET_BLOCK_SIZE   3 /* Get erase block size (for only f_mkfs()) */
#define GET_SECTOR_COUNT   1 /* Get media size (for only f_mkfs()) */
#define GET_SECTOR_SIZE   2 /* Get sector size (for multiple sector size (_MAX_SS >= 1024)) */
#define MMC_GET_CID   12 /* Get CID */
#define MMC_GET_CSD   11 /* Get CSD */
#define MMC_GET_OCR   13 /* Get OCR */
#define MMC_GET_SDSTAT   14 /* Get SD status */
#define MMC_GET_TYPE   10 /* Get card type */
#define STA_NODISK   0x02 /* No medium in the drive */
#define STA_NOINIT   0x01 /* Drive not initialized */
#define STA_PROTECT   0x04 /* Write protected */

Typedefs

typedef BYTE DSTATUS

Enumerations

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

Functions

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

Macro Definition Documentation

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

Definition at line 13 of file diskio.h.

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

Definition at line 12 of file diskio.h.

#define ATA_GET_MODEL   21 /* Get model name */

Definition at line 74 of file diskio.h.

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

Definition at line 73 of file diskio.h.

#define ATA_GET_SN   22 /* Get serial number */

Definition at line 75 of file diskio.h.

#define CT_BLOCK   0x08 /* Block addressing */

Definition at line 83 of file diskio.h.

#define CT_MMC   0x01 /* MMC ver 3 */

Definition at line 79 of file diskio.h.

#define CT_SD1   0x02 /* SD ver 1 */

Definition at line 80 of file diskio.h.

#define CT_SD2   0x04 /* SD ver 2 */

Definition at line 81 of file diskio.h.

#define CT_SDC   (CT_SD1|CT_SD2) /* SD */

Definition at line 82 of file diskio.h.

#define CTRL_EJECT   7 /* Eject media */

Definition at line 62 of file diskio.h.

#define CTRL_ERASE_SECTOR   4 /* Force erased a block of sectors (for only _USE_ERASE) */

Definition at line 57 of file diskio.h.

Referenced by remove_chain().

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

Definition at line 63 of file diskio.h.

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

Definition at line 61 of file diskio.h.

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

Definition at line 60 of file diskio.h.

#define CTRL_SYNC   0 /* Flush disk cache (for write functions) */

Definition at line 53 of file diskio.h.

Referenced by sync_fs().

#define GET_BLOCK_SIZE   3 /* Get erase block size (for only f_mkfs()) */

Definition at line 56 of file diskio.h.

#define GET_SECTOR_COUNT   1 /* Get media size (for only f_mkfs()) */

Definition at line 54 of file diskio.h.

#define GET_SECTOR_SIZE   2 /* Get sector size (for multiple sector size (_MAX_SS >= 1024)) */

Definition at line 55 of file diskio.h.

Referenced by chk_mounted().

#define MMC_GET_CID   12 /* Get CID */

Definition at line 68 of file diskio.h.

#define MMC_GET_CSD   11 /* Get CSD */

Definition at line 67 of file diskio.h.

#define MMC_GET_OCR   13 /* Get OCR */

Definition at line 69 of file diskio.h.

#define MMC_GET_SDSTAT   14 /* Get SD status */

Definition at line 70 of file diskio.h.

#define MMC_GET_TYPE   10 /* Get card type */

Definition at line 66 of file diskio.h.

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

Definition at line 46 of file diskio.h.

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

Definition at line 45 of file diskio.h.

Referenced by chk_mounted(), disk_initialize(), disk_status(), and validate().

#define STA_PROTECT   0x04 /* Write protected */

Definition at line 47 of file diskio.h.

Referenced by chk_mounted().

Typedef Documentation

typedef BYTE DSTATUS

Definition at line 19 of file diskio.h.

Enumeration Type Documentation

enum DRESULT
Enumerator:
RES_OK 
RES_ERROR 
RES_WRPRT 
RES_NOTRDY 
RES_PARERR 

Definition at line 22 of file diskio.h.

Function Documentation

DSTATUS disk_initialize ( BYTE  pdrv)

Definition at line 25 of file diskio.c.

References ATA, MMC, STA_NOINIT, and USB.

Referenced by chk_mounted(), and load_file_from_external_source_to().

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

Referenced by chk_mounted(), remove_chain(), and sync_fs().

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

Definition at line 101 of file diskio.c.

References ATA, MMC, RES_PARERR, and USB.

Referenced by check_fs(), chk_mounted(), f_lseek(), f_read(), f_write(), and move_window().

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DSTATUS disk_status ( BYTE  pdrv)

Definition at line 63 of file diskio.c.

References ATA, MMC, STA_NOINIT, and USB.

Referenced by chk_mounted(), and validate().

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

Referenced by f_lseek(), f_read(), f_sync(), f_write(), sync_fs(), and sync_window().

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