norflash.h

spansion公司的NorFlash:s29al004d的驱动代码。16位读取方式。在东芝32位CPU：TMP92ca25上调试通过。NorFlash的驱动方式基本上相同

#ifndef __NORFLASH_H
#define __NORFLASH_H

unsigned short ByteWriteFlash(DWORD addr,DWORD len,BYTE *buf);
unsigned short ByteReadFlash(DWORD addr,DWORD len,BYTE *buf);

unsigned short WordWriteFlash(DWORD addr,DWORD len,WORD *buf);
unsigned short WordReadFlash(DWORD addr,DWORD len,WORD *buf);

unsigned short FlashDataToggle(volatile unsigned short * address);

unsigned short EraseBlock(DWORD addr);
unsigned short EraseChip(void);
void  FlashReset(void);

unsigned short ReadDeviceCode(void);

#endif