BeRTOS
|
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 #include <io/kblock.h> 00012 00013 00014 /* Status of Disk Functions */ 00015 typedef BYTE DSTATUS; 00016 00017 /* Results of Disk Functions */ 00018 typedef enum { 00019 RES_OK = 0, /* 0: Successful */ 00020 RES_ERROR, /* 1: R/W Error */ 00021 RES_WRPRT, /* 2: Write Protected */ 00022 RES_NOTRDY, /* 3: Not Ready */ 00023 RES_PARERR /* 4: Invalid Parameter */ 00024 } DRESULT; 00025 00026 00027 /*---------------------------------------*/ 00028 /* Prototypes for disk control functions */ 00029 void disk_assignDrive(KBlock *dev, int dev_num); 00030 BOOL assign_drives (int argc, char *argv[]); 00031 DSTATUS disk_initialize (BYTE); 00032 DSTATUS disk_status (BYTE); 00033 DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE); 00034 #if _READONLY == 0 00035 DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE); 00036 #endif 00037 DRESULT disk_ioctl (BYTE, BYTE, void*); 00038 00039 00040 00041 00042 /* Disk Status Bits (DSTATUS) */ 00043 00044 #define STA_NOINIT 0x01 /* Drive not initialized */ 00045 #define STA_NODISK 0x02 /* No medium in the drive */ 00046 #define STA_PROTECT 0x04 /* Write protected */ 00047 00048 00049 /* Command code for disk_ioctrl() */ 00050 00051 /* Generic command */ 00052 #define CTRL_SYNC 0 /* Mandatory for write functions */ 00053 #define GET_SECTOR_COUNT 1 /* Mandatory for only f_mkfs() */ 00054 #define GET_SECTOR_SIZE 2 00055 #define GET_BLOCK_SIZE 3 /* Mandatory for only f_mkfs() */ 00056 #define CTRL_POWER 4 00057 #define CTRL_LOCK 5 00058 #define CTRL_EJECT 6 00059 /* MMC/SDC command */ 00060 #define MMC_GET_TYPE 10 00061 #define MMC_GET_CSD 11 00062 #define MMC_GET_CID 12 00063 #define MMC_GET_OCR 13 00064 #define MMC_GET_SDSTAT 14 00065 /* ATA/CF command */ 00066 #define ATA_GET_REV 20 00067 #define ATA_GET_MODEL 21 00068 #define ATA_GET_SN 22 00069 00070 00071 #define _DISKIO 00072 #endif