/*
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* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
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*
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* Copyright (C) 2002-2011 Aleph One Ltd.
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* for Toby Churchill Ltd and Brightstar Engineering
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*
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* Created by Charles Manning <charles@aleph1.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 2.1 as
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* published by the Free Software Foundation.
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*
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* Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
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*/
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#ifndef __YAFFS_TAGSCOMPAT_H__
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#define __YAFFS_TAGSCOMPAT_H__
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#include "yaffs_guts.h"
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int yaffs_tags_compat_wr(struct yaffs_dev *dev,
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int nand_chunk,
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const u8 *data, const struct yaffs_ext_tags *tags);
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int yaffs_tags_compat_rd(struct yaffs_dev *dev,
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int nand_chunk,
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u8 *data, struct yaffs_ext_tags *tags);
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int yaffs_tags_compat_mark_bad(struct yaffs_dev *dev, int block_no);
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int yaffs_tags_compat_query_block(struct yaffs_dev *dev,
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int block_no,
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enum yaffs_block_state *state,
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u32 *seq_number);
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void yaffs_calc_tags_ecc(struct yaffs_tags *tags);
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int yaffs_check_tags_ecc(struct yaffs_tags *tags);
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int yaffs_count_bits(u8 byte);
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#endif
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