target/linux/generic/files/fs/yaffs2/yaffs_nand.h

   1 /*
   2  * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
   3  *
   4  * Copyright (C) 2002-2011 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_NAND_H__
  17 #define __YAFFS_NAND_H__
  18 #include "yaffs_guts.h"
  19
  20 int yaffs_rd_chunk_tags_nand(struct yaffs_dev *dev, int nand_chunk,
  21                              u8 *buffer, struct yaffs_ext_tags *tags);
  22
  23 int yaffs_wr_chunk_tags_nand(struct yaffs_dev *dev,
  24                              int nand_chunk,
  25                              const u8 *buffer, struct yaffs_ext_tags *tags);
  26
  27 int yaffs_mark_bad(struct yaffs_dev *dev, int block_no);
  28
  29 int yaffs_query_init_block_state(struct yaffs_dev *dev,
  30                                  int block_no,
  31                                  enum yaffs_block_state *state,
  32                                  unsigned *seq_number);
  33
  34 int yaffs_erase_block(struct yaffs_dev *dev, int flash_block);
  35
  36 int yaffs_init_nand(struct yaffs_dev *dev);
  37 int yaffs_deinit_nand(struct yaffs_dev *dev);
  38
  39 #endif