1 /*-----------------------------------------------------------------------
2 / Low level disk interface modlue include file R0.07 (C)ChaN, 2009
3 /-----------------------------------------------------------------------*/
7 #define _READONLY 0 /* 1: Read-only mode */
12 /* Status of Disk Functions */
15 /* Results of Disk Functions */
17 RES_OK = 0, /* 0: Successful */
18 RES_ERROR, /* 1: R/W Error */
19 RES_WRPRT, /* 2: Write Protected */
20 RES_NOTRDY, /* 3: Not Ready */
21 RES_PARERR /* 4: Invalid Parameter */
24 /*---------------------------------------*/
25 /* Prototypes for disk control functions */
27 DSTATUS disk_initialize (BYTE);
28 DSTATUS disk_status (BYTE);
29 DRESULT disk_read (BYTE, BYTE*, DWORD, u32);
31 DRESULT disk_write (BYTE, const BYTE*, DWORD, u32);
33 DRESULT disk_ioctl (BYTE, BYTE, void*);
35 DWORD get_fattime(void);
37 /* Disk Status Bits (DSTATUS) */
39 #define STA_NOINIT 0x01 /* Drive not initialized */
40 #define STA_NODISK 0x02 /* No medium in the drive */
41 #define STA_PROTECT 0x04 /* Write protected */
44 /* Command code for disk_ioctrl() */
47 #define CTRL_SYNC 0 /* Mandatory for write functions */
48 #define GET_SECTOR_COUNT 1 /* Mandatory for only f_mkfs() */
49 #define GET_SECTOR_SIZE 2
50 #define GET_BLOCK_SIZE 3 /* Mandatory for only f_mkfs() */