datatype.h

来自「dsp芯片TMS320C5416实验程序」· C头文件 代码 · 共 38 行

#ifndef	__DATA_TYPE_H
#define	__DATA_TYPE_H

#define	NULL			0
#define	STATUS_ERR		1
#define	STATUS_OK		0
typedef	void (* PrVoid)(void);
typedef	PrVoid (*PrPrVoid)(void);
	
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;

typedef struct usb_packet
{
	unsigned char	magic[4];
	unsigned char	port[4];
	unsigned char	cnt[4];	
	unsigned char	cmd;
	unsigned char	data;
} u_pkt;

#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)

#endif