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git.gir.st - tmk_keyboard.git/blob - tmk_core/tool/mbed/mbed-sdk/libraries/fs/fat/ChaN/diskio.h
1 //-----------------------------------------------------------------------
2 // Low level disk interface modlue include file
3 //-----------------------------------------------------------------------
7 #define _READONLY 0 // 1: Remove write functions
8 #define _USE_IOCTL 1 // 1: Use disk_ioctl fucntion
13 // Status of Disk Functions
16 // Results of Disk Functions
18 RES_OK
= 0, // 0: Successful
19 RES_ERROR
, // 1: R/W Error
20 RES_WRPRT
, // 2: Write Protected
21 RES_NOTRDY
, // 3: Not Ready
22 RES_PARERR
// 4: Invalid Parameter
26 // Prototypes for disk control functions
28 int assign_drives (int, int);
29 DSTATUS
disk_initialize (BYTE
);
30 DSTATUS
disk_status (BYTE
);
31 DRESULT
disk_read (BYTE
, BYTE
*, DWORD
, BYTE
);
33 DRESULT
disk_write (BYTE
, const BYTE
*, DWORD
, BYTE
);
35 DRESULT
disk_ioctl (BYTE
, BYTE
, void*);
39 // Disk Status Bits (DSTATUS)
40 #define STA_NOINIT 0x01 // Drive not initialized
41 #define STA_NODISK 0x02 // No medium in the drive
42 #define STA_PROTECT 0x04 // Write protected
45 // Command code for disk_ioctrl fucntion
47 // Generic command (defined for FatFs)
48 #define CTRL_SYNC 0 // Flush disk cache (for write functions)
49 #define GET_SECTOR_COUNT 1 // Get media size (for only f_mkfs())
50 #define GET_SECTOR_SIZE 2 // Get sector size (for multiple sector size (_MAX_SS >= 1024))
51 #define GET_BLOCK_SIZE 3 // Get erase block size (for only f_mkfs())
52 #define CTRL_ERASE_SECTOR 4 // Force erased a block of sectors (for only _USE_ERASE)
55 #define CTRL_POWER 5 // Get/Set power status
56 #define CTRL_LOCK 6 // Lock/Unlock media removal
57 #define CTRL_EJECT 7 // Eject media
59 // MMC/SDC specific ioctl command
60 #define MMC_GET_TYPE 10 // Get card type
61 #define MMC_GET_CSD 11 // Get CSD
62 #define MMC_GET_CID 12 // Get CID
63 #define MMC_GET_OCR 13 // Get OCR
64 #define MMC_GET_SDSTAT 14 // Get SD status
66 // ATA/CF specific ioctl command
67 #define ATA_GET_REV 20 // Get F/W revision
68 #define ATA_GET_MODEL 21 // Get model name
69 #define ATA_GET_SN 22 // Get serial number
71 // NAND specific ioctl command
72 #define NAND_FORMAT 30 // Create physical format