Mercurial > yaffs-ecoscentric-gpl

annotate direct/yaffs_nandif.h @ 409:b5309c9b6d7f

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yaffs Some cleanups. Update copyright messages. Clean up tracing to use TSTR and KERN_DEBUG. Remove cvs $Id. Change /proc/yaffs_debug to /proc/yaffs_stats. ... and a few other clean ups. Signed-off-by: Charles Manning <cdhmanning@gmail.com>
author Charles Manning <cdhmanning@gmail.com>
date Tue, 20 Apr 2010 17:12:46 +1200
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1 /*
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2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
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3 *
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4 * Copyright (C) 2002-2010 Aleph One Ltd.
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5 * for Toby Churchill Ltd and Brightstar Engineering
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6 *
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7 * Created by Charles Manning <charles@aleph1.co.uk>
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8 *
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9 * This program is free software; you can redistribute it and/or modify
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10 * it under the terms of the GNU Lesser General Public License version 2.1 as
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11 * published by the Free Software Foundation.
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12 *
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13 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
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14 */
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17 #ifndef __YNANDIF_H__
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18 #define __YNANDIF_H__
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19
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20 #include "yaffs_guts.h"
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21
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22 typedef struct {
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23 unsigned startBlock;
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24 unsigned endBlock;
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25 unsigned dataSize; // Number of data bytes per page
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26 unsigned spareSize; // Number of spare bytes per chunk
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27 unsigned pagesPerBlock;
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28 unsigned hasECC;
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29 unsigned inbandTags; // Use inband tags on this device
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30 unsigned useYaffs2;
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31 } ynandif_Geometry;
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32
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33 int ynandif_WriteChunkWithTagsToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, const yaffs_ExtendedTags *tags);
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34 int ynandif_ReadChunkWithTagsFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_ExtendedTags *tags);
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35 int ynandif_EraseBlockInNAND(yaffs_Device *dev, int blockNumber);
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36 int ynandif_InitialiseNAND(yaffs_Device *dev);
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37 int ynandif_MarkNANDBlockBad(yaffs_Device *dev,int blockNumber);
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38 int ynandif_QueryNANDBlock(yaffs_Device *dev, int blockNo, yaffs_BlockState *state, __u32 *sequenceNumber);
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39 int ynandif_GetGeometry(yaffs_Device *dev, ynandif_Geometry *geometry);
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40 #endif