2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
4 * Copyright (C) 2002-2007 Aleph One Ltd.
5 * for Toby Churchill Ltd and Brightstar Engineering
7 * Created by Charles Manning <charles@aleph1.co.uk>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU Lesser General Public License version 2.1 as
11 * published by the Free Software Foundation.
13 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
16 #ifndef __YAFFS_TAGSCOMPAT_H__
17 #define __YAFFS_TAGSCOMPAT_H__
19 #include "yaffs_guts.h"
20 int yaffs_TagsCompatabilityWriteChunkWithTagsToNAND(yaffs_Device
* dev
,
23 const yaffs_ExtendedTags
*
25 int yaffs_TagsCompatabilityReadChunkWithTagsFromNAND(yaffs_Device
* dev
,
30 int yaffs_TagsCompatabilityMarkNANDBlockBad(struct yaffs_DeviceStruct
*dev
,
32 int yaffs_TagsCompatabilityQueryNANDBlock(struct yaffs_DeviceStruct
*dev
,
33 int blockNo
, yaffs_BlockState
*
34 state
, int *sequenceNumber
);
36 void yaffs_CalcTagsECC(yaffs_Tags
* tags
);
37 int yaffs_CheckECCOnTags(yaffs_Tags
* tags
);
38 int yaffs_CountBits(__u8 byte
);