////  $Id: disk.h 50 2008-10-05 03:21:54Z jcw $//  $Revision: 50 $//  $Author: jcw $//  $Date: 2008-10-04 23:21:54 -0400 (Sat, 04 Oct 2008) $//  $HeadURL: http://tinymicros.com/svn_public/arm/lpc2148_demo/trunk/fatfs/disk.h $///*-----------------------------------------------------------------------/  Low level disk interface modlue include file  R0.04a   (C)ChaN, 2007/-----------------------------------------------------------------------*/#ifndef _DISK_H_#define _DISK_H_////  Results of Disk Functions //typedef enum {	DRESULT_OK = 0,		/* 0: Successful */	DRESULT_ERROR,		/* 1: R/W Error */	DRESULT_WRPRT,		/* 2: Write Protected */	DRESULT_NOTRDY,		/* 3: Not Ready */	DRESULT_PARERR		/* 4: Invalid Parameter */} DRESULT;typedef enum{  DSC_COMMANDPASS = 0,   DSC_NOTREADY,   DSC_NOTPRESENT,  DSC_PARAMETERSERROR,   DSC_MISCOMPAREERROR,   DSC_DISKCHANGED,  DSC_UNKNOWNERROR,} diskStatusCode_e;////  Status of Disk Functions //typedef U8 DSTATUS;////  Disk Status Bits (DSTATUS)//#define DSTATUS_NOINIT		0x01	/* Drive not initialized */#define DSTATUS_NODISK		0x02	/* No media in the drive */#define DSTATUS_PROTECT		0x04	/* Write protected */////  Command code for disk_ioctl() //#define IOCTL_GET_SECTOR_COUNT	1#define IOCTL_GET_SECTOR_SIZE		2#define IOCTL_CTRL_SYNC			    3#define IOCTL_CTRL_POWER			  4#define IOCTL_CTRL_LOCK			    5#define IOCTL_CTRL_EJECT			  6#define IOCTL_MMC_GET_CSD			 10#define IOCTL_MMC_GET_CID			 11#define IOCTL_MMC_GET_OCR			 12#define IOCTL_ATA_GET_REV			 20#define IOCTL_ATA_GET_MODEL		 21#define IOCTL_ATA_GET_SN			 22//////typedef struct{  diskStatusCode_e statusCode;  BOOL writeProtect;  BOOL mediaChanged;} mediaStatus_t;//////DSTATUS diskInitialize (U8);DSTATUS diskShutdown (void);DSTATUS diskStatus (U8);DRESULT diskRead (U8, U8 *, U32, U8);#if _FS_READONLY == 0DRESULT diskWrite (U8, const U8 *, U32, U8);#endifDRESULT diskIoctl (U8, U8, void *);BOOL diskPresent (void);const char *diskErrorText (DRESULT d);void diskErrorTextPrint (DRESULT d);#endif