49 lines
1.5 KiB
C
Executable File
49 lines
1.5 KiB
C
Executable File
/*
|
|
* 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 <charles@aleph1.co.uk>
|
|
*
|
|
* 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_LINUX_H__
|
|
#define __YAFFS_LINUX_H__
|
|
|
|
#include "yportenv.h"
|
|
|
|
struct yaffs_linux_context {
|
|
struct list_head context_list; /* List of these we have mounted */
|
|
struct yaffs_dev *dev;
|
|
struct super_block *super;
|
|
struct task_struct *bg_thread; /* Background thread for this device */
|
|
int bg_running;
|
|
struct mutex gross_lock; /* Gross locking mutex*/
|
|
u8 *spare_buffer; /* For mtdif2 use. Don't know the buffer size
|
|
* at compile time so we have to allocate it.
|
|
*/
|
|
struct list_head search_contexts;
|
|
struct task_struct *readdir_process;
|
|
unsigned mount_id;
|
|
int dirty;
|
|
};
|
|
|
|
#define yaffs_dev_to_lc(dev) ((struct yaffs_linux_context *)((dev)->os_context))
|
|
#define yaffs_dev_to_mtd(dev) ((struct mtd_info *)((dev)->driver_context))
|
|
|
|
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 17))
|
|
#define WRITE_SIZE_STR "writesize"
|
|
#define WRITE_SIZE(mtd) ((mtd)->writesize)
|
|
#else
|
|
#define WRITE_SIZE_STR "oobblock"
|
|
#define WRITE_SIZE(mtd) ((mtd)->oobblock)
|
|
#endif
|
|
|
|
#endif
|