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| author | William Juul <william.juul@datarespons.no> | 2007-11-15 11:13:05 +0100 |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2008-08-12 11:31:18 -0500 |
| commit | 0e8cc8bd92257da2e1df88cbc985e166e472ce61 (patch) | |
| tree | d5a8e0f4263a58eeb6cecc423b02b019a15eb56d /fs/yaffs2/direct/yaffs_fileem2k.h | |
| parent | 3043c045d5a9897faba7d5c7218c2f4d06cd0038 (diff) | |
| download | u-boot-imx-0e8cc8bd92257da2e1df88cbc985e166e472ce61.zip u-boot-imx-0e8cc8bd92257da2e1df88cbc985e166e472ce61.tar.gz u-boot-imx-0e8cc8bd92257da2e1df88cbc985e166e472ce61.tar.bz2 | |
YAFFS2 import
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>
Diffstat (limited to 'fs/yaffs2/direct/yaffs_fileem2k.h')
| -rw-r--r-- | fs/yaffs2/direct/yaffs_fileem2k.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/fs/yaffs2/direct/yaffs_fileem2k.h b/fs/yaffs2/direct/yaffs_fileem2k.h new file mode 100644 index 0000000..e694c92 --- /dev/null +++ b/fs/yaffs2/direct/yaffs_fileem2k.h @@ -0,0 +1,50 @@ +/* + * 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 + |