global.h

来自「基于S3C2410的xmodem协议实现」· C头文件 代码 · 共 14 行

#ifndef GLOBAL_H
#define GLOBAL_H

#ifndef __ASSEMBLY__
#define	REGL(base, offset)	(*(volatile unsigned long *)(base+offset))
#define	REGW(base, offset)	(*(volatile unsigned short *)(base+offset))
#define	REGB(base, offset)	(*(volatile unsigned char *)(base+offset))
#else
#define	REGL(base, offset)	(base+offset)
#define	REGW(base, offset)	(base+offset)
#define	REGB(base, offset)	(base+offset)
#endif /* __ASSEMBLY__ */

#endif