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William Juul0e8cc8b2007-11-15 11:13:05 +01001/*
Wolfgang Denk4b070802008-08-14 14:41:06 +02002 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
William Juul0e8cc8b2007-11-15 11:13:05 +01003 *
Charles Manning753ac612012-05-09 16:55:17 +00004 * Copyright (C) 2002-2011 Aleph One Ltd.
William Juul0e8cc8b2007-11-15 11:13:05 +01005 * for Toby Churchill Ltd and Brightstar Engineering
6 *
7 * Created by Charles Manning <charles@aleph1.co.uk>
8 *
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.
12 *
13 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
14 */
15
16#ifndef __YAFFS_NAND_H__
17#define __YAFFS_NAND_H__
18#include "yaffs_guts.h"
19
Charles Manning753ac612012-05-09 16:55:17 +000020int yaffs_rd_chunk_tags_nand(struct yaffs_dev *dev, int nand_chunk,
21 u8 *buffer, struct yaffs_ext_tags *tags);
William Juul0e8cc8b2007-11-15 11:13:05 +010022
Charles Manning753ac612012-05-09 16:55:17 +000023int yaffs_wr_chunk_tags_nand(struct yaffs_dev *dev,
24 int nand_chunk,
25 const u8 *buffer, struct yaffs_ext_tags *tags);
William Juul0e8cc8b2007-11-15 11:13:05 +010026
Charles Manning753ac612012-05-09 16:55:17 +000027int yaffs_mark_bad(struct yaffs_dev *dev, int block_no);
William Juul0e8cc8b2007-11-15 11:13:05 +010028
Charles Manning753ac612012-05-09 16:55:17 +000029int yaffs_query_init_block_state(struct yaffs_dev *dev,
30 int block_no,
31 enum yaffs_block_state *state,
32 unsigned *seq_number);
William Juul0e8cc8b2007-11-15 11:13:05 +010033
Charles Manning753ac612012-05-09 16:55:17 +000034int yaffs_erase_block(struct yaffs_dev *dev, int flash_block);
William Juul0e8cc8b2007-11-15 11:13:05 +010035
Charles Manning753ac612012-05-09 16:55:17 +000036int yaffs_init_nand(struct yaffs_dev *dev);
William Juul0e8cc8b2007-11-15 11:13:05 +010037
38#endif