xref: /openbmc/u-boot/fs/yaffs2/yaffs_flashif.h (revision 419adbfb)
1 /*
2  * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
3  *
4  * Copyright (C) 2002-2007 Aleph One Ltd.
5  *   for Toby Churchill Ltd and Brightstar Engineering
6  *
7  * Created by Charles Manning <charles@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 Lesser General Public License version 2.1 as
11  * published by the Free Software Foundation.
12  *
13  * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
14  */
15 
16 #ifndef __YAFFS_FLASH_H__
17 #define __YAFFS_FLASH_H__
18 
19 
20 #include "yaffs_guts.h"
21 int yflash_EraseBlockInNAND(yaffs_Device *dev, int blockNumber);
22 int yflash_WriteChunkToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, const yaffs_Spare *spare);
23 int yflash_WriteChunkWithTagsToNAND(yaffs_Device *dev,int chunkInNAND,const __u8 *data, yaffs_ExtendedTags *tags);
24 int yflash_ReadChunkFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_Spare *spare);
25 int yflash_ReadChunkWithTagsFromNAND(yaffs_Device *dev,int chunkInNAND, __u8 *data, yaffs_ExtendedTags *tags);
26 int yflash_EraseBlockInNAND(yaffs_Device *dev, int blockNumber);
27 int yflash_InitialiseNAND(yaffs_Device *dev);
28 int yflash_MarkNANDBlockBad(struct yaffs_DeviceStruct *dev, int blockNo);
29 int yflash_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo, yaffs_BlockState *state, int *sequenceNumber);
30 
31 #endif
32