yaffs_fileem2k.h

yaffs2 lastest sourcecode~~

/*
 * YAFFS: Yet another Flash File System . A NAND-flash specific file system. 
 *
 * Copyright (C) 2002-2007 Aleph One Ltd.
 *   for Toby Churchill Ltd and Brightstar Engineering
 *
 * Created by Charles Manning <[e-mail]>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 2.1 as
 * published by the Free Software Foundation.
 *
 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
 */

#ifndef __FILEEM2K_H__
#define __FILEEM2K_H__

#if 1

#define SIZE_IN_MB 32
//#define SIZE_IN_MB 8000
#define PAGE_DATA_SIZE (2048)
#define PAGE_SPARE_SIZE  (64)
#define PAGE_SIZE  (PAGE_DATA_SIZE + PAGE_SPARE_SIZE)
#define PAGES_PER_BLOCK (64)
#define BLOCK_DATA_SIZE (PAGE_DATA_SIZE * PAGES_PER_BLOCK)
#define BLOCK_SIZE (PAGES_PER_BLOCK * (PAGE_SIZE))
#define BLOCKS_PER_MB ((1024*1024)/BLOCK_DATA_SIZE)
#define SIZE_IN_BLOCKS (BLOCKS_PER_MB * SIZE_IN_MB)

#else

#define SIZE_IN_MB 128
#define PAGE_DATA_SIZE (512)
#define SPARE_SIZE  (16)
#define PAGE_SIZE  (PAGE_DATA_SIZE + SPARE_SIZE)
#define PAGES_PER_BLOCK (32)
#define BLOCK_DATA_SIZE (PAGE_SIZE * PAGES_PER_BLOCK)
#define BLOCK_SIZE (PAGES_PER_BLOCK * (PAGE_SIZE))
#define BLOCKS_PER_MB ((1024*1024)/BLOCK_DATA_SIZE)
#define SIZE_IN_BLOCKS (BLOCKS_PER_MB * SIZE_IN_MB)

#endif


int yflash2_GetNumberOfBlocks(void);

#endif