type.h

来自「用来测试mcf5249的嵌入式测试程序」· C头文件 代码 · 共 81 行

//*******************************************************************
//  Copyright 2002 SHENZHEN UNIVERSITY EDA CENTER
//*******************************************************************
//  File Name      : type.h
//  Abstract       : define type header file
//  Modifications  :
//  Model   1.0
//  Rev.    Date       Coded by
//  0.1.2   02-11-25   K.H.Li B.Z.Deng     frist release
//*******************************************************************

#ifndef __TYPE_H__
#define __TYPE_H__

/***********************************************************************/
/*
 * Misc. Defines
 */
#define FALSE	(0)
#define	TRUE	(1)
#define NULL	(0)

/***********************************************************************/
/*
 * The basic data types
 */
typedef unsigned char		uint8;  /*  8 bits */
typedef unsigned short int	uint16; /* 16 bits */
typedef unsigned long int	uint32; /* 32 bits */

//typedef signed char		    int8;   /*  8 bits */
//typedef signed short int	int16;  /* 16 bits */
//typedef signed long int		int32;  /* 32 bits */


//*******************************************************************
// structure and union definitions
//*******************************************************************

// Identify data without the Reserved4.
typedef struct
{
	uint16 GeneralConfiguration;            //0
	uint16 NumberOfCylinders;               //1
	uint16 Reserved1;                       //2
	uint16 NumberOfHeads;                   //3
	uint16 UnformattedBytesPerTrack;        //4
	uint16 UnformattedBytesPerSector;       //5
	uint16 SectorsPerTrack;                 //6
	uint16 VendorUnique1[3];                //7-9
	uint16 SerialNumber[10];                //10-19
	uint16 BufferType;                      //20
	uint16 BufferSectorSize;                //21
	uint16 NumberOfEccBytes;                //22
	uint16 FirmwareRevision[4];             //23-26
    uint16 ModelNumber[20];                 //27-46

    uint16 MaximumBlockTransfer;            //47
    uint16 DoubleWordIo;                    //48
    uint16 Capabilities;                    //49
    uint16 Reserved2;                       //50
    uint16 PioCycleTimingMode;              //51
    uint16 DmaCycleTimingMode;              //52
    uint16 TranslationFieldsValid;          //53
    uint16 NumberOfCurrentCylinders;        //54
    uint16 NumberOfCurrentHeads;            //55
    uint16 CurrentSectorsPerTrack;          //56
    uint32 CurrentSectorCapacity;           //57-58
    uint16 CurrentMultiSectorSetting;       //59
    uint32 NumberofUserAddrSectors;         //60-61
} IDENTIFY_DATA;

typedef union
{
	uint8  b[512];
	uint16 w[256];
} IDE_BUFFER;


#endif /* __TYPE_H__ */