2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
4 * Copyright (C) 2002-2011 Aleph One Ltd.
5 * for Toby Churchill Ltd and Brightstar Engineering
7 * Created by Charles Manning <charles@aleph1.co.uk>
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.
13 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
16 #ifndef __YAFFS_FLASH_H__
17 #define __YAFFS_FLASH_H__
20 #include "yaffs_guts.h"
21 int yflash_EraseBlockInNAND(struct yaffs_dev *dev, int blockNumber);
22 int yflash_WriteChunkToNAND(struct yaffs_dev *dev, int nand_chunk,
23 const u8 *data, const struct yaffs_spare *spare);
24 int yflash_WriteChunkWithTagsToNAND(struct yaffs_dev *dev, int nand_chunk,
25 const u8 *data, const struct yaffs_ext_tags *tags);
26 int yflash_ReadChunkFromNAND(struct yaffs_dev *dev, int nand_chunk,
27 u8 *data, struct yaffs_spare *spare);
28 int yflash_ReadChunkWithTagsFromNAND(struct yaffs_dev *dev, int nand_chunk,
29 u8 *data, struct yaffs_ext_tags *tags);
30 int yflash_InitialiseNAND(struct yaffs_dev *dev);
31 int yflash_MarkNANDBlockBad(struct yaffs_dev *dev, int block_no);
32 int yflash_QueryNANDBlock(struct yaffs_dev *dev, int block_no,
33 enum yaffs_block_state *state, u32 *seq_number);