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16#ifndef __YAFFS_TAGSCOMPAT_H__
17#define __YAFFS_TAGSCOMPAT_H__
18
19#include "yaffs_guts.h"
20int yaffs_tags_compat_wr(struct yaffs_dev *dev,
21 int nand_chunk,
22 const u8 *data, const struct yaffs_ext_tags *tags);
23int yaffs_tags_compat_rd(struct yaffs_dev *dev,
24 int nand_chunk,
25 u8 *data, struct yaffs_ext_tags *tags);
26int yaffs_tags_compat_mark_bad(struct yaffs_dev *dev, int block_no);
27int yaffs_tags_compat_query_block(struct yaffs_dev *dev,
28 int block_no,
29 enum yaffs_block_state *state,
30 u32 *seq_number);
31
32void yaffs_calc_tags_ecc(struct yaffs_tags *tags);
33int yaffs_check_tags_ecc(struct yaffs_tags *tags);
34int yaffs_count_bits(u8 byte);
35
36#endif
37