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diskio.h
00001 /*----------------------------------------------------------------------- 00002 / Low level disk interface modlue include file R0.07 (C)ChaN, 2009 00003 /-----------------------------------------------------------------------*/ 00004 00005 #ifndef _DISKIO 00006 00007 #define _READONLY 0 /* 1: Read-only mode */ 00008 #define _USE_IOCTL 1 00009 00010 #include "integer.h" 00011 00012 /* Status of Disk Functions */ 00013 typedef BYTE DSTATUS; 00014 00015 /* Results of Disk Functions */ 00016 typedef enum { 00017 RES_OK = 0, /* 0: Successful */ 00018 RES_ERROR, /* 1: R/W Error */ 00019 RES_WRPRT, /* 2: Write Protected */ 00020 RES_NOTRDY, /* 3: Not Ready */ 00021 RES_PARERR /* 4: Invalid Parameter */ 00022 } DRESULT; 00023 00024 00025 /*---------------------------------------*/ 00026 /* Prototypes for disk control functions */ 00027 00028 extern BOOL assign_drives (int argc, char *argv[]); 00029 extern DSTATUS disk_initialize (BYTE); 00030 extern DSTATUS disk_status (BYTE); 00031 extern DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE); 00032 extern DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE); 00033 extern DRESULT disk_ioctl (BYTE, BYTE, void*); 00034 00035 extern int _sd_sectors(); 00036 00037 00038 /* Disk Status Bits (DSTATUS) */ 00039 00040 #define STA_NOINIT 0x01 /* Drive not initialized */ 00041 #define STA_NODISK 0x02 /* No medium in the drive */ 00042 #define STA_PROTECT 0x04 /* Write protected */ 00043 00044 00045 /* Command code for disk_ioctrl() */ 00046 00047 /* Generic command */ 00048 #define CTRL_SYNC 0 /* Mandatory for write functions */ 00049 #define GET_SECTOR_COUNT 1 /* Mandatory for only f_mkfs() */ 00050 #define GET_SECTOR_SIZE 2 /* Mandatory for multiple sector size cfg */ 00051 #define GET_BLOCK_SIZE 3 /* Mandatory for only f_mkfs() */ 00052 #define CTRL_POWER 4 00053 #define CTRL_LOCK 5 00054 #define CTRL_EJECT 6 00055 /* MMC/SDC command */ 00056 #define MMC_GET_TYPE 10 00057 #define MMC_GET_CSD 11 00058 #define MMC_GET_CID 12 00059 #define MMC_GET_OCR 13 00060 #define MMC_GET_SDSTAT 14 00061 /* ATA/CF command */ 00062 #define ATA_GET_REV 20 00063 #define ATA_GET_MODEL 21 00064 #define ATA_GET_SN 22 00065 00066 00067 #define _DISKIO 00068 #endif
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