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37 lines
1.2 KiB
37 lines
1.2 KiB
12 years ago
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/*
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* YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
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*
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* Copyright (C) 2002-2010 Aleph One Ltd.
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* for Toby Churchill Ltd and Brightstar Engineering
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*
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* Created by Charles Manning <charles@aleph1.co.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __YAFFS_YAFFS2_H__
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#define __YAFFS_YAFFS2_H__
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#include "yaffs_guts.h"
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void yaffs_calc_oldest_dirty_seq(yaffs_dev_t *dev);
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void yaffs2_find_oldest_dirty_seq(yaffs_dev_t *dev);
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void yaffs2_clear_oldest_dirty_seq(yaffs_dev_t *dev, yaffs_block_info_t *bi);
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void yaffs2_update_oldest_dirty_seq(yaffs_dev_t *dev, unsigned block_no, yaffs_block_info_t *bi);
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int yaffs_block_ok_for_gc(yaffs_dev_t *dev, yaffs_block_info_t *bi);
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__u32 yaffs2_find_refresh_block(yaffs_dev_t *dev);
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int yaffs2_checkpt_required(yaffs_dev_t *dev);
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int yaffs_calc_checkpt_blocks_required(yaffs_dev_t *dev);
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void yaffs2_checkpt_invalidate(yaffs_dev_t *dev);
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int yaffs2_checkpt_save(yaffs_dev_t *dev);
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int yaffs2_checkpt_restore(yaffs_dev_t *dev);
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int yaffs2_handle_hole(yaffs_obj_t *obj, loff_t new_size);
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int yaffs2_scan_backwards(yaffs_dev_t *dev);
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#endif
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