1 /* 2 * YAFFS: Yet another FFS. A NAND-flash specific file system. 3 * yaffs_ramdisk.h: yaffs ram disk component 4 * 5 * Copyright (C) 2002 Aleph One Ltd. 6 * 7 * Created by Charles Manning <charles (at) 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 General Public License version 2 as 11 * published by the Free Software Foundation. 12 * 13 * $Id: yaffs_ramdisk.h,v 1.1 2004/11/03 08:29:28 charles Exp $ 14 */ 15 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. 19 20 #ifndef __YAFFS_RAMDISK_H__ 21 #define __YAFFS_RAMDISK_H__ 22 23 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); 32 #endif 33
