my version
Fork of FATFileSystem by
Diff: ChaN/diskio.h
- Revision:
- 1:46ce1e16c870
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ChaN/diskio.h Tue Nov 27 17:31:18 2012 +0000 @@ -0,0 +1,76 @@ +//----------------------------------------------------------------------- +// Low level disk interface modlue include file +//----------------------------------------------------------------------- + +#ifndef _DISKIO + +#define _READONLY 0 // 1: Remove write functions +#define _USE_IOCTL 1 // 1: Use disk_ioctl fucntion + +#include "integer.h" + + +// Status of Disk Functions +typedef BYTE DSTATUS; + +// Results of Disk Functions +typedef enum { + RES_OK = 0, // 0: Successful + RES_ERROR, // 1: R/W Error + RES_WRPRT, // 2: Write Protected + RES_NOTRDY, // 3: Not Ready + RES_PARERR // 4: Invalid Parameter +} DRESULT; + + +// Prototypes for disk control functions + +int assign_drives (int, int); +DSTATUS disk_initialize (BYTE); +DSTATUS disk_status (BYTE); +DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE); +#if _READONLY == 0 +DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE); +#endif +DRESULT disk_ioctl (BYTE, BYTE, void*); + + + +// Disk Status Bits (DSTATUS) +#define STA_NOINIT 0x01 // Drive not initialized +#define STA_NODISK 0x02 // No medium in the drive +#define STA_PROTECT 0x04 // Write protected + + +// Command code for disk_ioctrl fucntion + +// Generic command (defined for FatFs) +#define CTRL_SYNC 0 // Flush disk cache (for write functions) +#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 GET_BLOCK_SIZE 3 // Get erase block size (for only f_mkfs()) +#define CTRL_ERASE_SECTOR 4 // Force erased a block of sectors (for only _USE_ERASE) + +// Generic command +#define CTRL_POWER 5 // Get/Set power status +#define CTRL_LOCK 6 // Lock/Unlock media removal +#define CTRL_EJECT 7 // Eject media + +// MMC/SDC specific ioctl command +#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 + +// ATA/CF specific ioctl command +#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 + +// NAND specific ioctl command +#define NAND_FORMAT 30 // Create physical format + + +#define _DISKIO +#endif