hpi.h

来自「S3C2410例子程序」· C头文件 代码 · 共 13 行

#ifndef _HPI_H
#define _HPI_H

typedef  unsigned short 			HPI_DATA;
typedef  unsigned short*			PHPI_DATA;

#define  HPI_MEMORY_BASE			0x20000000

#define  HPI_WR(OFFSET, DATA)		*((PHPI_DATA)HPI_MEMORY_BASE+OFFSET)=(HPI_DATA)DATA
#define  HPI_RD(OFFSET)				*(((PHPI_DATA)(HPI_MEMORY_BASE|0x8000)+OFFSET))

#endif