1 /*-----------------------------------------------------------------------
2 / Low level disk interface modlue include file R0.07 (C)ChaN, 2009
3 /-----------------------------------------------------------------------*/
7 #define _READONLY 0 /* 1: Read-only mode */
11 #include <io/kblock.h>
14 /* Status of Disk Functions */
17 /* Results of Disk Functions */
19 RES_OK = 0, /* 0: Successful */
20 RES_ERROR, /* 1: R/W Error */
21 RES_WRPRT, /* 2: Write Protected */
22 RES_NOTRDY, /* 3: Not Ready */
23 RES_PARERR /* 4: Invalid Parameter */
27 /*---------------------------------------*/
28 /* Prototypes for disk control functions */
29 void disk_assignDrive(KBlock *dev, int dev_num);
30 BOOL assign_drives (int argc, char *argv[]);
31 DSTATUS disk_initialize (BYTE);
32 DSTATUS disk_status (BYTE);
33 DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE);
35 DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE);
37 DRESULT disk_ioctl (BYTE, BYTE, void*);
42 /* Disk Status Bits (DSTATUS) */
44 #define STA_NOINIT 0x01 /* Drive not initialized */
45 #define STA_NODISK 0x02 /* No medium in the drive */
46 #define STA_PROTECT 0x04 /* Write protected */
49 /* Command code for disk_ioctrl() */
52 #define CTRL_SYNC 0 /* Mandatory for write functions */
53 #define GET_SECTOR_COUNT 1 /* Mandatory for only f_mkfs() */
54 #define GET_SECTOR_SIZE 2
55 #define GET_BLOCK_SIZE 3 /* Mandatory for only f_mkfs() */
60 #define MMC_GET_TYPE 10
61 #define MMC_GET_CSD 11
62 #define MMC_GET_CID 12
63 #define MMC_GET_OCR 13
64 #define MMC_GET_SDSTAT 14
66 #define ATA_GET_REV 20
67 #define ATA_GET_MODEL 21