blob: c11ca2fa68324b4aadb7240c2e20e31f04402887 [file] [log] [blame]
* YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
* Copyright (C) 2002-2010 Aleph One Ltd.
* for Toby Churchill Ltd and Brightstar Engineering
* Created by Charles Manning <>
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
* Chunk bitmap manipulations
#ifndef __YAFFS_BITMAP_H__
#define __YAFFS_BITMAP_H__
#include "yaffs_guts.h"
void yaffs_verify_chunk_bit_id(yaffs_dev_t *dev, int blk, int chunk);
void yaffs_clear_chunk_bits(yaffs_dev_t *dev, int blk);
void yaffs_clear_chunk_bit(yaffs_dev_t *dev, int blk, int chunk);
void yaffs_set_chunk_bit(yaffs_dev_t *dev, int blk, int chunk);
int yaffs_check_chunk_bit(yaffs_dev_t *dev, int blk, int chunk);
int yaffs_still_some_chunks(yaffs_dev_t *dev, int blk);
int yaffs_count_chunk_bits(yaffs_dev_t *dev, int blk);