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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/* Interface to emulated NAND functions (2k page size) */
17
18#ifndef __YAFFS_NANDEMUL2K_H__
19#define __YAFFS_NANDEMUL2K_H__
20
21#include "yaffs_guts.h"
22
Charles Manning753ac612012-05-09 16:55:17 +000023int nandemul2k_WriteChunkWithTagsToNAND(struct yaffs_dev *dev,
24 int nand_chunk, const u8 *data,
25 const struct yaffs_ext_tags *tags);
26int nandemul2k_ReadChunkWithTagsFromNAND(struct yaffs_dev *dev,
27 int nand_chunk, u8 *data,
28 struct yaffs_ext_tags *tags);
29int nandemul2k_MarkNANDBlockBad(struct yaffs_dev *dev, int block_no);
30int nandemul2k_QueryNANDBlock(struct yaffs_dev *dev, int block_no,
31 enum yaffs_block_state *state, u32 *seq_number);
32int nandemul2k_EraseBlockInNAND(struct yaffs_dev *dev,
33 int flash_block);
34int nandemul2k_InitialiseNAND(struct yaffs_dev *dev);
William Juul0e8cc8b2007-11-15 11:13:05 +010035int nandemul2k_GetBytesPerChunk(void);
36int nandemul2k_GetChunksPerBlock(void);
37int nandemul2k_GetNumberOfBlocks(void);
38
39#endif