xref: /rk3399_rockchip-uboot/fs/yaffs2/yaffs_flashif.h (revision 753ac610880e6e563d0384bb114f8b41df89e520)
143ea36fbSWilliam Juul /*
243ea36fbSWilliam Juul  * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
343ea36fbSWilliam Juul  *
4*753ac610SCharles Manning  * Copyright (C) 2002-2011 Aleph One Ltd.
543ea36fbSWilliam Juul  *   for Toby Churchill Ltd and Brightstar Engineering
643ea36fbSWilliam Juul  *
743ea36fbSWilliam Juul  * Created by Charles Manning <charles@aleph1.co.uk>
843ea36fbSWilliam Juul  *
943ea36fbSWilliam Juul  * This program is free software; you can redistribute it and/or modify
1043ea36fbSWilliam Juul  * it under the terms of the GNU Lesser General Public License version 2.1 as
1143ea36fbSWilliam Juul  * published by the Free Software Foundation.
1243ea36fbSWilliam Juul  *
1343ea36fbSWilliam Juul  * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
1443ea36fbSWilliam Juul  */
1543ea36fbSWilliam Juul 
1643ea36fbSWilliam Juul #ifndef __YAFFS_FLASH_H__
1743ea36fbSWilliam Juul #define __YAFFS_FLASH_H__
1843ea36fbSWilliam Juul 
1943ea36fbSWilliam Juul 
2043ea36fbSWilliam Juul #include "yaffs_guts.h"
21*753ac610SCharles Manning int yflash_EraseBlockInNAND(struct yaffs_dev *dev, int blockNumber);
22*753ac610SCharles Manning int yflash_WriteChunkToNAND(struct yaffs_dev *dev, int nand_chunk,
23*753ac610SCharles Manning 			const u8 *data, const struct yaffs_spare *spare);
24*753ac610SCharles Manning int yflash_WriteChunkWithTagsToNAND(struct yaffs_dev *dev, int nand_chunk,
25*753ac610SCharles Manning 			const u8 *data, const struct yaffs_ext_tags *tags);
26*753ac610SCharles Manning int yflash_ReadChunkFromNAND(struct yaffs_dev *dev, int nand_chunk,
27*753ac610SCharles Manning 			u8 *data, struct yaffs_spare *spare);
28*753ac610SCharles Manning int yflash_ReadChunkWithTagsFromNAND(struct yaffs_dev *dev, int nand_chunk,
29*753ac610SCharles Manning 			u8 *data, struct yaffs_ext_tags *tags);
30*753ac610SCharles Manning int yflash_InitialiseNAND(struct yaffs_dev *dev);
31*753ac610SCharles Manning int yflash_MarkNANDBlockBad(struct yaffs_dev *dev, int block_no);
32*753ac610SCharles Manning int yflash_QueryNANDBlock(struct yaffs_dev *dev, int block_no,
33*753ac610SCharles Manning 			enum yaffs_block_state *state, u32 *seq_number);
3443ea36fbSWilliam Juul 
3543ea36fbSWilliam Juul #endif
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