mini/diskio.h

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/*-----------------------------------------------------------------------
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/ Low level disk interface modlue include file R0.07 (C)ChaN, 2009
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/-----------------------------------------------------------------------
/ FatFs module is an open source project to implement FAT file system to small
/ embedded systems. It is opened for education, research and development under
/ license policy of following trems.
/
/ Copyright (C) 2009, ChaN, all right reserved.
/
/ * The FatFs module is a free software and there is no warranty.
/ * You can use, modify and/or redistribute it for personal, non-profit or
/ commercial use without any restriction under your responsibility.
/ * Redistributions of source code must retain the above copyright notice.
/
/----------------------------------------------------------------------------*/
// original source: http://elm-chan.org/fsw/ff/00index_e.html
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#ifndef _DISKIO
#define _READONLY 1 /* 1: Read-only mode */
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#define _USE_IOCTL 0
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#include "integer.h"
/* Status of Disk Functions */
typedef BYTE DSTATUS;
/* Results of Disk Functions */
typedef enum {
RES_OK = 0, /* 0: Successful */
RES_ERROR, /* 1: R/W Error */
RES_WRPRT, /* 2: Write Protected */
RES_NOTRDY, /* 3: Not Ready */
RES_PARERR /* 4: Invalid Parameter */
} DRESULT;
/*---------------------------------------*/
/* Prototypes for disk control functions */
DSTATUS disk_initialize (BYTE);
DSTATUS disk_status (BYTE);
DRESULT disk_read (BYTE, BYTE*, DWORD, BYTE);
#if _READONLY == 0
DRESULT disk_write (BYTE, const BYTE*, DWORD, BYTE);
#endif
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#if _USE_IOCTL == 1
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DRESULT disk_ioctl (BYTE, BYTE, void*);
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#endif
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/* Disk Status Bits (DSTATUS) */
#define STA_NOINIT 0x01 /* Drive not initialized */
#define STA_NODISK 0x02 /* No medium in the drive */
#define STA_PROTECT 0x04 /* Write protected */
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#if _USE_IOCTL == 1
/* Command code for disk_ioctl() */
#define CTRL_SYNC 0 /* Mandatory for write functions */
#endif
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#define _DISKIO
#endif