mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-10-05 22:02:24 +00:00
0e8cc8bd92
Direct import of yaffs as a tarball as of 20071113 from their public CVS-web at http://www.aleph1.co.uk/cgi-bin/viewcvs.cgi/yaffs2/ The code can also be imported on the command line with: export CVSROOT=:pserver:anonymous@cvs.aleph1.co.uk:/home/aleph1/cvs cvs logon (Hit return when asked for a password) cvs checkout yaffs2 Signed-off-by: William Juul <william.juul@tandberg.com> Signed-off-by: Stig Olsen <stig.olsen@tandberg.com>
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/*
|
|
* 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 <charles@aleph1.co.uk>
|
|
*
|
|
* 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 128
|
|
//#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 yflash_GetNumberOfBlocks(void);
|
|
|
|
#endif
|
|
|