blob: b3c665577252bbbc059295aa5ee10e45f16fbeb8 [file] [log] [blame]
* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
* Copyright (C) 2002-2011 Aleph One Ltd.
* for Toby Churchill Ltd and Brightstar Engineering
* Created by Charles Manning <>
* 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.
#include "yaffs_guts.h"
int yaffs_tags_compat_wr(struct yaffs_dev *dev,
int nand_chunk,
const u8 *data, const struct yaffs_ext_tags *tags);
int yaffs_tags_compat_rd(struct yaffs_dev *dev,
int nand_chunk,
u8 *data, struct yaffs_ext_tags *tags);
int yaffs_tags_compat_mark_bad(struct yaffs_dev *dev, int block_no);
int yaffs_tags_compat_query_block(struct yaffs_dev *dev,
int block_no,
enum yaffs_block_state *state,
u32 *seq_number);
void yaffs_calc_tags_ecc(struct yaffs_tags *tags);
int yaffs_check_tags_ecc(struct yaffs_tags *tags);
int yaffs_count_bits(u8 byte);