1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * YAFFS: Yet another Flash File System . A NAND-flash specific file system. 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Copyright (C) 2002-2011 Aleph One Ltd. 5*4882a593Smuzhiyun * for Toby Churchill Ltd and Brightstar Engineering 6*4882a593Smuzhiyun * 7*4882a593Smuzhiyun * Created by Charles Manning <charles@aleph1.co.uk> 8*4882a593Smuzhiyun * 9*4882a593Smuzhiyun * This program is free software; you can redistribute it and/or modify 10*4882a593Smuzhiyun * it under the terms of the GNU Lesser General Public License version 2.1 as 11*4882a593Smuzhiyun * published by the Free Software Foundation. 12*4882a593Smuzhiyun * 13*4882a593Smuzhiyun * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. 14*4882a593Smuzhiyun */ 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun #ifndef __YAFFS_FLASH_H__ 17*4882a593Smuzhiyun #define __YAFFS_FLASH_H__ 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun #include "yaffs_guts.h" 21*4882a593Smuzhiyun int yflash_EraseBlockInNAND(struct yaffs_dev *dev, int blockNumber); 22*4882a593Smuzhiyun int yflash_WriteChunkToNAND(struct yaffs_dev *dev, int nand_chunk, 23*4882a593Smuzhiyun const u8 *data, const struct yaffs_spare *spare); 24*4882a593Smuzhiyun int yflash_WriteChunkWithTagsToNAND(struct yaffs_dev *dev, int nand_chunk, 25*4882a593Smuzhiyun const u8 *data, const struct yaffs_ext_tags *tags); 26*4882a593Smuzhiyun int yflash_ReadChunkFromNAND(struct yaffs_dev *dev, int nand_chunk, 27*4882a593Smuzhiyun u8 *data, struct yaffs_spare *spare); 28*4882a593Smuzhiyun int yflash_ReadChunkWithTagsFromNAND(struct yaffs_dev *dev, int nand_chunk, 29*4882a593Smuzhiyun u8 *data, struct yaffs_ext_tags *tags); 30*4882a593Smuzhiyun int yflash_InitialiseNAND(struct yaffs_dev *dev); 31*4882a593Smuzhiyun int yflash_MarkNANDBlockBad(struct yaffs_dev *dev, int block_no); 32*4882a593Smuzhiyun int yflash_QueryNANDBlock(struct yaffs_dev *dev, int block_no, 33*4882a593Smuzhiyun enum yaffs_block_state *state, u32 *seq_number); 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun #endif 36