flash.h

来自「44b0x bios源码 **************************」· C头文件 代码 · 共 20 行

#ifndef __FLASH_H
#define __FLASH_H

#define	SECTOR_SIZE		0x8000
#define	FlashSector(addr)	((addr)&~(SECTOR_SIZE-1))

#define	ROM_BASE	0
#define	CMD_ADDR0	*((volatile unsigned short *)(0x5555*2+ROM_BASE))
#define	CMD_ADDR1	*((volatile unsigned short *)(0x22aa*2+ROM_BASE))

void CFIQueryEntry(void);
unsigned int GetFlashID(void);
void ChipErase(void);
void SectorErase(unsigned int sector);
void FlashProg(unsigned int ProgStart, unsigned short *DataPtr, unsigned int Size);
void FlashRead(unsigned int ReadStart, unsigned short *DataPtr, unsigned int Size);
int SectorProg(unsigned int begin, unsigned short *data, unsigned int size);

#endif