def.h

一个类似于shell的程序

#ifndef __DEF_H__
#define __DEF_H__

#define	NULL	0

#define	STATUS_ERR	1
#define	STATUS_OK	0

#define FALSE	0
#define TRUE	1

typedef unsigned char BOOL;
typedef unsigned char STATUS;
typedef void (*PFUNC_VOID)(void);
typedef PFUNC_VOID (*PPFUNC_VOID)(void);

typedef void (*CMDFUN)(char*);//used for CMD function point

	
typedef unsigned char 	U8;
typedef unsigned short 	U16;
typedef unsigned int 		U32;
typedef signed char 		S8;
typedef signed short 		S16;
typedef signed int 		  S32;

typedef unsigned char		BYTE;
typedef unsigned short	WORD;
typedef unsigned int		DWORD;

#define outportb(addr, data)	*((volatile BYTE *)(addr)) = (BYTE)(data)
#define inportb(addr)			    *((volatile BYTE *)(addr))
#define outport(addr, data)		*((volatile U16 *)(addr)) = (U16)(data)	
#define inport(addr)			    *((volatile U16 *)(addr))

#define Swap16(data)	  (((data)>>8)&0xff)|(((data)<<8)&0xff00)

#define setLLInt(IntNo) rEXTINT|=(000<<(IntNo*4))
#define setHLInt(IntNo) rEXTINT|=(001<<(IntNo*4))
#define setFEInt(IntNo) rEXTINT|=(010<<(IntNo*4))
#define setREInt(IntNo) rEXTINT|=(100<<(IntNo*4))
#define setBEInt(IntNo) rEXTINT|=(110<<(IntNo*4))



#define PEND 0;
#define EXEC 1;
#define ERR 255;

#endif /*__DEF_H__*/