1*753ac610SCharles Manning /* 2*753ac610SCharles Manning * YAFFS: Yet another Flash File System . A NAND-flash specific file system. 3*753ac610SCharles Manning * 4*753ac610SCharles Manning * Copyright (C) 2002-2011 Aleph One Ltd. 5*753ac610SCharles Manning * for Toby Churchill Ltd and Brightstar Engineering 6*753ac610SCharles Manning * 7*753ac610SCharles Manning * Created by Charles Manning <charles@aleph1.co.uk> 8*753ac610SCharles Manning * 9*753ac610SCharles Manning * This program is free software; you can redistribute it and/or modify 10*753ac610SCharles Manning * it under the terms of the GNU Lesser General Public License version 2.1 as 11*753ac610SCharles Manning * published by the Free Software Foundation. 12*753ac610SCharles Manning * 13*753ac610SCharles Manning * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. 14*753ac610SCharles Manning */ 15*753ac610SCharles Manning 16*753ac610SCharles Manning /* 17*753ac610SCharles Manning * Chunk bitmap manipulations 18*753ac610SCharles Manning */ 19*753ac610SCharles Manning 20*753ac610SCharles Manning #ifndef __YAFFS_BITMAP_H__ 21*753ac610SCharles Manning #define __YAFFS_BITMAP_H__ 22*753ac610SCharles Manning 23*753ac610SCharles Manning #include "yaffs_guts.h" 24*753ac610SCharles Manning 25*753ac610SCharles Manning void yaffs_verify_chunk_bit_id(struct yaffs_dev *dev, int blk, int chunk); 26*753ac610SCharles Manning void yaffs_clear_chunk_bits(struct yaffs_dev *dev, int blk); 27*753ac610SCharles Manning void yaffs_clear_chunk_bit(struct yaffs_dev *dev, int blk, int chunk); 28*753ac610SCharles Manning void yaffs_set_chunk_bit(struct yaffs_dev *dev, int blk, int chunk); 29*753ac610SCharles Manning int yaffs_check_chunk_bit(struct yaffs_dev *dev, int blk, int chunk); 30*753ac610SCharles Manning int yaffs_still_some_chunks(struct yaffs_dev *dev, int blk); 31*753ac610SCharles Manning int yaffs_count_chunk_bits(struct yaffs_dev *dev, int blk); 32*753ac610SCharles Manning 33*753ac610SCharles Manning #endif 34