2 * YAFFS: Yet another FFS. A NAND-flash specific file system.
3 * yaffs_ramdisk.h: yaffs ram disk component
5 * Copyright (C) 2002 Aleph One Ltd.
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 General Public License version 2 as
11 * published by the Free Software Foundation.
13 * $Id: yaffs_ramdisk.h,v 1.1 2004-11-03 08:29:28 charles Exp $
16 // This provides a rma disk under yaffs.
17 // NB this is not intended for NAND emulation.
18 // Use this with dev->useNANDECC enabled, then ECC overheads are not required.
20 #ifndef __YAFFS_RAMDISK_H__
21 #define __YAFFS_RAMDISK_H__
24 #include "yaffs_guts.h"
25 int yramdisk_EraseBlockInNAND(yaffs_Device *dev, int blockNumber);
26 int yramdisk_WriteChunkWithTagsToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, yaffs_ExtendedTags *tags);
27 int yramdisk_ReadChunkWithTagsFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_ExtendedTags *tags);
28 int yramdisk_EraseBlockInNAND(yaffs_Device *dev, int blockNumber);
29 int yramdisk_InitialiseNAND(yaffs_Device *dev);
30 int yramdisk_MarkNANDBlockBad(yaffs_Device *dev,int blockNumber);
31 int yramdisk_QueryNANDBlock(yaffs_Device *dev, int blockNo, yaffs_BlockState *state, int *sequenceNumber);