94 lines
2.2 KiB
C
94 lines
2.2 KiB
C
/*
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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 Lesser General Public License version 2.1 as
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* published by the Free Software Foundation.
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*
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* Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
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*/
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#ifndef __YPORTENV_H__
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#define __YPORTENV_H__
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/*
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* Define the MTD version in terms of Linux Kernel versions
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* This allows yaffs to be used independantly of the kernel
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* as well as with it.
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*/
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#define MTD_VERSION(a, b, c) (((a) << 16) + ((b) << 8) + (c))
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#ifdef YAFFS_OUT_OF_TREE
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#include "moduleconfig.h"
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#endif
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#include <linux/version.h>
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#define MTD_VERSION_CODE LINUX_VERSION_CODE
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 19))
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#include <linux/config.h>
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#endif
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#include <linux/version.h>
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#include <linux/kernel.h>
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#include <linux/mm.h>
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#include <linux/sched.h>
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#include <linux/string.h>
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#include <linux/slab.h>
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#include <linux/vmalloc.h>
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#include <linux/xattr.h>
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#include <linux/list.h>
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#include <linux/types.h>
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#include <linux/fs.h>
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#include <linux/stat.h>
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#include <linux/sort.h>
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#include <linux/bitops.h>
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#define YCHAR char
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#define YUCHAR unsigned char
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#define _Y(x) x
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#define YAFFS_LOSTNFOUND_NAME "lost+found"
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#define YAFFS_LOSTNFOUND_PREFIX "obj"
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#define YAFFS_ROOT_MODE 0755
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#define YAFFS_LOSTNFOUND_MODE 0700
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#if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 5, 0))
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#define Y_CURRENT_TIME CURRENT_TIME.tv_sec
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#define Y_TIME_CONVERT(x) (x).tv_sec
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#else
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#define Y_CURRENT_TIME CURRENT_TIME
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#define Y_TIME_CONVERT(x) (x)
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#endif
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#define compile_time_assertion(assertion) \
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({ int x = __builtin_choose_expr(assertion, 0, (void)0); (void) x; })
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#ifndef Y_DUMP_STACK
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#define Y_DUMP_STACK() dump_stack()
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#endif
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#define yaffs_trace(msk, fmt, ...) do { \
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if (yaffs_trace_mask & (msk)) \
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printk(KERN_DEBUG "yaffs: " fmt "\n", ##__VA_ARGS__); \
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} while (0)
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#ifndef YBUG
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#define YBUG() do {\
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yaffs_trace(YAFFS_TRACE_BUG,\
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"bug " __FILE__ " %d",\
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__LINE__);\
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Y_DUMP_STACK();\
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} while (0)
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#endif
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#endif
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