/* * YAFFS: Yet another Flash File System . A NAND-flash specific file system. * * Copyright (C) 2002-2011 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 Lesser General Public License version 2.1 as * published by the Free Software Foundation. * * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. */ #ifndef __YAFFS_YAFFS2_H__ #define __YAFFS_YAFFS2_H__ #include "yaffs_guts.h" void yaffs_calc_oldest_dirty_seq(struct yaffs_dev *dev); void yaffs2_find_oldest_dirty_seq(struct yaffs_dev *dev); void yaffs2_clear_oldest_dirty_seq(struct yaffs_dev *dev, struct yaffs_block_info *bi); void yaffs2_update_oldest_dirty_seq(struct yaffs_dev *dev, unsigned block_no, struct yaffs_block_info *bi); int yaffs_block_ok_for_gc(struct yaffs_dev *dev, struct yaffs_block_info *bi); u32 yaffs2_find_refresh_block(struct yaffs_dev *dev); int yaffs2_checkpt_required(struct yaffs_dev *dev); int yaffs_calc_checkpt_blocks_required(struct yaffs_dev *dev); void yaffs2_checkpt_invalidate(struct yaffs_dev *dev); int yaffs2_checkpt_save(struct yaffs_dev *dev); int yaffs2_checkpt_restore(struct yaffs_dev *dev); int yaffs2_handle_hole(struct yaffs_obj *obj, Y_LOFF_T new_size); int yaffs2_scan_backwards(struct yaffs_dev *dev); #endif