77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
//-----------------------------------------------------------------------
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// Low level disk interface modlue include file
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//-----------------------------------------------------------------------
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#ifndef _DISKIO
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#define _READONLY 0 // 1: Remove write functions
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#define _USE_IOCTL 1 // 1: Use disk_ioctl fucntion
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#include "integer.h"
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// Status of Disk Functions
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typedef BYTE DSTATUS;
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// Results of Disk Functions
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typedef enum {
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RES_OK = 0, // 0: Successful
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RES_ERROR, // 1: R/W Error
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RES_WRPRT, // 2: Write Protected
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RES_NOTRDY, // 3: Not Ready
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RES_PARERR // 4: Invalid Parameter
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} DRESULT;
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// Prototypes for disk control functions
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int assign_drives (int, int);
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DSTATUS disk_initialize (BYTE);
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DSTATUS disk_status (BYTE);
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DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE);
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#if _READONLY == 0
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DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE);
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#endif
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DRESULT disk_ioctl (BYTE, BYTE, void*);
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// Disk Status Bits (DSTATUS)
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#define STA_NOINIT 0x01 // Drive not initialized
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#define STA_NODISK 0x02 // No medium in the drive
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#define STA_PROTECT 0x04 // Write protected
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// Command code for disk_ioctrl fucntion
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// Generic command (defined for FatFs)
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#define CTRL_SYNC 0 // Flush disk cache (for write functions)
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#define GET_SECTOR_COUNT 1 // Get media size (for only f_mkfs())
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#define GET_SECTOR_SIZE 2 // Get sector size (for multiple sector size (_MAX_SS >= 1024))
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#define GET_BLOCK_SIZE 3 // Get erase block size (for only f_mkfs())
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#define CTRL_ERASE_SECTOR 4 // Force erased a block of sectors (for only _USE_ERASE)
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// Generic command
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#define CTRL_POWER 5 // Get/Set power status
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#define CTRL_LOCK 6 // Lock/Unlock media removal
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#define CTRL_EJECT 7 // Eject media
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// MMC/SDC specific ioctl command
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#define MMC_GET_TYPE 10 // Get card type
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#define MMC_GET_CSD 11 // Get CSD
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#define MMC_GET_CID 12 // Get CID
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#define MMC_GET_OCR 13 // Get OCR
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#define MMC_GET_SDSTAT 14 // Get SD status
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// ATA/CF specific ioctl command
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#define ATA_GET_REV 20 // Get F/W revision
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#define ATA_GET_MODEL 21 // Get model name
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#define ATA_GET_SN 22 // Get serial number
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// NAND specific ioctl command
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#define NAND_FORMAT 30 // Create physical format
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#define _DISKIO
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#endif
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