2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
4 * Copyright (C) 2002-2018 Aleph One Ltd.
6 * Created by Charles Manning <charles@aleph1.co.uk>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU Lesser General Public License version 2.1 as
10 * published by the Free Software Foundation.
12 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
15 #ifndef __YAFFS_NAND_H__
16 #define __YAFFS_NAND_H__
17 #include "yaffs_guts.h"
19 int yaffs_rd_chunk_tags_nand(struct yaffs_dev *dev, int nand_chunk,
20 u8 *buffer, struct yaffs_ext_tags *tags);
22 int yaffs_wr_chunk_tags_nand(struct yaffs_dev *dev,
24 const u8 *buffer, struct yaffs_ext_tags *tags);
26 int yaffs_mark_bad(struct yaffs_dev *dev, int block_no);
28 int yaffs_query_init_block_state(struct yaffs_dev *dev,
30 enum yaffs_block_state *state,
31 unsigned *seq_number);
33 int yaffs_erase_block(struct yaffs_dev *dev, int flash_block);
35 int yaffs_init_nand(struct yaffs_dev *dev);
36 int yaffs_deinit_nand(struct yaffs_dev *dev);