diskio.h

00001 /*-----------------------------------------------------------------------
00002 /  Low level disk interface modlue include file
00003 /-----------------------------------------------------------------------*/
00004 #include "integer.h"
00005 
00006 #ifndef _DISKIO
00007 #define _READONLY    0    /* 1: Remove write functions */
00008 #define _USE_IOCTL    1    /* 1: Use disk_ioctl fucntion */
00009 
00010 
00011 void InitCompactFlashInterface();
00012 void CompactFlashIO_Test();
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 
00030 int assign_drives (int, int);
00031 
00032 
00033 DSTATUS disk_initialize (BYTE);
00034 DSTATUS disk_status (BYTE);
00035 DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE);
00036 #if    _READONLY == 0
00037 DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE);
00038 #endif
00039 DRESULT disk_ioctl (BYTE, BYTE, void*);
00040 
00041 DWORD get_fattime();
00042 
00043 /* Disk Status Bits (DSTATUS) */
00044 
00045 #define STA_NOINIT        0x01    /* Drive not initialized */
00046 #define STA_NODISK        0x02    /* No medium in the drive */
00047 #define STA_PROTECT        0x04    /* Write protected */
00048 
00049 
00050 /* Command code for disk_ioctrl fucntion */
00051 
00052 /* Generic command (defined for FatFs) */
00053 #define CTRL_SYNC            0    /* Flush disk cache (for write functions) */
00054 #define GET_SECTOR_COUNT    1    /* Get media size (for only f_mkfs()) */
00055 #define GET_SECTOR_SIZE        2    /* Get sector size (for multiple sector size (_MAX_SS >= 1024)) */
00056 #define GET_BLOCK_SIZE        3    /* Get erase block size (for only f_mkfs()) */
00057 #define CTRL_ERASE_SECTOR    4    /* Force erased a block of sectors (for only _USE_ERASE) */
00058 
00059 /* Generic command */
00060 #define CTRL_POWER            5    /* Get/Set power status */
00061 #define CTRL_LOCK            6    /* Lock/Unlock media removal */
00062 #define CTRL_EJECT            7    /* Eject media */
00063 
00064 /* MMC/SDC specific ioctl command */
00065 #define MMC_GET_TYPE        10    /* Get card type */
00066 #define MMC_GET_CSD            11    /* Get CSD */
00067 #define MMC_GET_CID            12    /* Get CID */
00068 #define MMC_GET_OCR            13    /* Get OCR */
00069 #define MMC_GET_SDSTAT        14    /* Get SD status */
00070 
00071 /* ATA/CF specific ioctl command */
00072 #define ATA_GET_REV            20    /* Get F/W revision */
00073 #define ATA_GET_MODEL         21    /* Get model name */
00074 #define ATA_GET_SN            22    /* Get serial number */
00075 
00076 /* NAND specific ioctl command */
00077 #define NAND_FORMAT            30    /* Create physical format */
00078 
00079 
00080 //Available Drives
00081 #define CF                          0
00082 #define COMPACT_FLASH               CF
00083 #define USB             1
00084 #define RAM             2
00085 
00086 #define _DISKIO
00087 #endif