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* YAFFS: Yet another FFS. A NAND-flash specific file system.
* yaffs_ramdisk.h: yaffs ram disk component
* Copyright (C) 2002 Aleph One Ltd.
* Created by Charles Manning <>
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
* $Id: yaffs_ramdisk.h,v 1.1 2004/11/03 08:29:28 charles Exp $
// This provides a rma disk under yaffs.
// NB this is not intended for NAND emulation.
// Use this with dev->useNANDECC enabled, then ECC overheads are not required.
#ifndef __YAFFS_RAMDISK_H__
#define __YAFFS_RAMDISK_H__
#include "yaffs_guts.h"
int yramdisk_EraseBlockInNAND(yaffs_Device *dev, int blockNumber);
int yramdisk_WriteChunkWithTagsToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, yaffs_ExtendedTags *tags);
int yramdisk_ReadChunkWithTagsFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_ExtendedTags *tags);
int yramdisk_EraseBlockInNAND(yaffs_Device *dev, int blockNumber);
int yramdisk_InitialiseNAND(yaffs_Device *dev);
int yramdisk_MarkNANDBlockBad(yaffs_Device *dev,int blockNumber);
int yramdisk_QueryNANDBlock(yaffs_Device *dev, int blockNo, yaffs_BlockState *state, int *sequenceNumber);