flash.h

博创2410的实验代码

/***************************************************************************\
	Copyright (c) 2004-2007 [e-mail], All rights reserved.
	by threewter	2004.4.26
\***************************************************************************/
	

/***************************************************************************\
    #说明: Nand Flash函数等定义
	----------------------------------  Bug  --------------------------------------

	----------------------------------  TODO list  --------------------------------------

	----------------------------------修正--------------------------------------

	2004-11-16	为yaffs文件系统添加了更多的处理函数，ReadSparePage，ReadPage512，
			WriteSparePage，WritePage512， CheckPageEreased等
			
	2004-5-2	创建

\***************************************************************************/
#ifndef __FLASH_H__
#define __FLASH_H__

#include "../inc/macro.h"

typedef struct _flashinfo{
	int totalBlock;
	int PagePerBlock;
	int blocksize; 
	int totalsize;
}flashinfo;

extern flashinfo nand_flashinfo;

/*Nand flash函数声明*/
#define NandPageSize		512
#define NandPagetotalSize	528
#define NandSparePageSize	16

#define ReadPage(block, page, pPage) ReadPage512(block, page,pPage)
#define WritePage(block, page, pPage) WritePage512(block, page,pPage)

int NandFlash_init(void);//flash init
int Erase_Block(unsigned int block);
int ReadSparePage(unsigned int block,unsigned int page, unsigned char* pPage);
int ReadPage512(unsigned int block,unsigned int page, unsigned char* pPage);
int WriteSparePage(unsigned int block,unsigned int page, const unsigned char *pPage);
int WritePage512(unsigned int block,unsigned int page,const unsigned char *pPage);
BOOL NandFlashOK(void);
int CheckPageEreased(unsigned int block,unsigned int page);

int Flash_Tools(int argc, char *argv[]);

#endif //__FLASH_H__