Murat Kilivan / FATFileSystem

FAT file system

Dependents:   S25FL216K_FATFileSystem SDFileSystem

ChaN/diskio.h@0:b864b021fc6d, 2014-12-23 (annotated)

Committer:
mkilivan
Date:
Tue Dec 23 21:37:54 2014 +0000
Revision:
0:b864b021fc6d
initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mkilivan 0:b864b021fc6d 1 //-----------------------------------------------------------------------
mkilivan 0:b864b021fc6d 2 // Low level disk interface modlue include file
mkilivan 0:b864b021fc6d 3 //-----------------------------------------------------------------------
mkilivan 0:b864b021fc6d 4
mkilivan 0:b864b021fc6d 5 #ifndef _DISKIO
mkilivan 0:b864b021fc6d 6
mkilivan 0:b864b021fc6d 7 #define _READONLY 0 // 1: Remove write functions
mkilivan 0:b864b021fc6d 8 #define _USE_IOCTL 1 // 1: Use disk_ioctl fucntion
mkilivan 0:b864b021fc6d 9
mkilivan 0:b864b021fc6d 10 #include "integer.h"
mkilivan 0:b864b021fc6d 11
mkilivan 0:b864b021fc6d 12
mkilivan 0:b864b021fc6d 13 // Status of Disk Functions
mkilivan 0:b864b021fc6d 14 typedef BYTE DSTATUS;
mkilivan 0:b864b021fc6d 15
mkilivan 0:b864b021fc6d 16 // Results of Disk Functions
mkilivan 0:b864b021fc6d 17 typedef enum {
mkilivan 0:b864b021fc6d 18 RES_OK = 0, // 0: Successful
mkilivan 0:b864b021fc6d 19 RES_ERROR, // 1: R/W Error
mkilivan 0:b864b021fc6d 20 RES_WRPRT, // 2: Write Protected
mkilivan 0:b864b021fc6d 21 RES_NOTRDY, // 3: Not Ready
mkilivan 0:b864b021fc6d 22 RES_PARERR // 4: Invalid Parameter
mkilivan 0:b864b021fc6d 23 } DRESULT;
mkilivan 0:b864b021fc6d 24
mkilivan 0:b864b021fc6d 25
mkilivan 0:b864b021fc6d 26 // Prototypes for disk control functions
mkilivan 0:b864b021fc6d 27
mkilivan 0:b864b021fc6d 28 int assign_drives (int, int);
mkilivan 0:b864b021fc6d 29 DSTATUS disk_initialize (BYTE);
mkilivan 0:b864b021fc6d 30 DSTATUS disk_status (BYTE);
mkilivan 0:b864b021fc6d 31 DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE);
mkilivan 0:b864b021fc6d 32 #if _READONLY == 0
mkilivan 0:b864b021fc6d 33 DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE);
mkilivan 0:b864b021fc6d 34 #endif
mkilivan 0:b864b021fc6d 35 DRESULT disk_ioctl (BYTE, BYTE, void*);
mkilivan 0:b864b021fc6d 36
mkilivan 0:b864b021fc6d 37
mkilivan 0:b864b021fc6d 38
mkilivan 0:b864b021fc6d 39 // Disk Status Bits (DSTATUS)
mkilivan 0:b864b021fc6d 40 #define STA_NOINIT 0x01 // Drive not initialized
mkilivan 0:b864b021fc6d 41 #define STA_NODISK 0x02 // No medium in the drive
mkilivan 0:b864b021fc6d 42 #define STA_PROTECT 0x04 // Write protected
mkilivan 0:b864b021fc6d 43
mkilivan 0:b864b021fc6d 44
mkilivan 0:b864b021fc6d 45 // Command code for disk_ioctrl fucntion
mkilivan 0:b864b021fc6d 46
mkilivan 0:b864b021fc6d 47 // Generic command (defined for FatFs)
mkilivan 0:b864b021fc6d 48 #define CTRL_SYNC 0 // Flush disk cache (for write functions)
mkilivan 0:b864b021fc6d 49 #define GET_SECTOR_COUNT 1 // Get media size (for only f_mkfs())
mkilivan 0:b864b021fc6d 50 #define GET_SECTOR_SIZE 2 // Get sector size (for multiple sector size (_MAX_SS >= 1024))
mkilivan 0:b864b021fc6d 51 #define GET_BLOCK_SIZE 3 // Get erase block size (for only f_mkfs())
mkilivan 0:b864b021fc6d 52 #define CTRL_ERASE_SECTOR 4 // Force erased a block of sectors (for only _USE_ERASE)
mkilivan 0:b864b021fc6d 53
mkilivan 0:b864b021fc6d 54 // Generic command
mkilivan 0:b864b021fc6d 55 #define CTRL_POWER 5 // Get/Set power status
mkilivan 0:b864b021fc6d 56 #define CTRL_LOCK 6 // Lock/Unlock media removal
mkilivan 0:b864b021fc6d 57 #define CTRL_EJECT 7 // Eject media
mkilivan 0:b864b021fc6d 58
mkilivan 0:b864b021fc6d 59 // MMC/SDC specific ioctl command
mkilivan 0:b864b021fc6d 60 #define MMC_GET_TYPE 10 // Get card type
mkilivan 0:b864b021fc6d 61 #define MMC_GET_CSD 11 // Get CSD
mkilivan 0:b864b021fc6d 62 #define MMC_GET_CID 12 // Get CID
mkilivan 0:b864b021fc6d 63 #define MMC_GET_OCR 13 // Get OCR
mkilivan 0:b864b021fc6d 64 #define MMC_GET_SDSTAT 14 // Get SD status
mkilivan 0:b864b021fc6d 65
mkilivan 0:b864b021fc6d 66 // ATA/CF specific ioctl command
mkilivan 0:b864b021fc6d 67 #define ATA_GET_REV 20 // Get F/W revision
mkilivan 0:b864b021fc6d 68 #define ATA_GET_MODEL 21 // Get model name
mkilivan 0:b864b021fc6d 69 #define ATA_GET_SN 22 // Get serial number
mkilivan 0:b864b021fc6d 70
mkilivan 0:b864b021fc6d 71 // NAND specific ioctl command
mkilivan 0:b864b021fc6d 72 #define NAND_FORMAT 30 // Create physical format
mkilivan 0:b864b021fc6d 73
mkilivan 0:b864b021fc6d 74
mkilivan 0:b864b021fc6d 75 #define _DISKIO
mkilivan 0:b864b021fc6d 76 #endif