mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-10 00:45:21 +02:00
c5552ad039
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21952 3c298f89-4303-0410-b956-a3cf2f4a3e73
188 lines
4.8 KiB
C
188 lines
4.8 KiB
C
/*
|
|
* YAFFS: Yet another Flash File System . A NAND-flash specific file system.
|
|
*
|
|
* Copyright (C) 2002-2007 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 __YPORTENV_H__
|
|
#define __YPORTENV_H__
|
|
|
|
#if defined CONFIG_YAFFS_WINCE
|
|
|
|
#include "ywinceenv.h"
|
|
|
|
#elif defined __KERNEL__
|
|
|
|
#include "moduleconfig.h"
|
|
|
|
/* Linux kernel */
|
|
#include <linux/version.h>
|
|
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19))
|
|
#include <linux/config.h>
|
|
#endif
|
|
#include <linux/kernel.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/string.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/vmalloc.h>
|
|
|
|
#define YCHAR char
|
|
#define YUCHAR unsigned char
|
|
#define _Y(x) x
|
|
#define yaffs_strcpy(a,b) strcpy(a,b)
|
|
#define yaffs_strncpy(a,b,c) strncpy(a,b,c)
|
|
#define yaffs_strncmp(a,b,c) strncmp(a,b,c)
|
|
#define yaffs_strlen(s) strlen(s)
|
|
#define yaffs_sprintf sprintf
|
|
#define yaffs_toupper(a) toupper(a)
|
|
|
|
#define Y_INLINE inline
|
|
|
|
#define YAFFS_LOSTNFOUND_NAME "lost+found"
|
|
#define YAFFS_LOSTNFOUND_PREFIX "obj"
|
|
|
|
/* #define YPRINTF(x) printk x */
|
|
#define YMALLOC(x) kmalloc(x,GFP_KERNEL)
|
|
#define YFREE(x) kfree(x)
|
|
#define YMALLOC_ALT(x) vmalloc(x)
|
|
#define YFREE_ALT(x) vfree(x)
|
|
#define YMALLOC_DMA(x) YMALLOC(x)
|
|
|
|
// KR - added for use in scan so processes aren't blocked indefinitely.
|
|
#define YYIELD() schedule()
|
|
|
|
#define YAFFS_ROOT_MODE 0666
|
|
#define YAFFS_LOSTNFOUND_MODE 0666
|
|
|
|
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
|
|
#define Y_CURRENT_TIME CURRENT_TIME.tv_sec
|
|
#define Y_TIME_CONVERT(x) (x).tv_sec
|
|
#else
|
|
#define Y_CURRENT_TIME CURRENT_TIME
|
|
#define Y_TIME_CONVERT(x) (x)
|
|
#endif
|
|
|
|
#define yaffs_SumCompare(x,y) ((x) == (y))
|
|
#define yaffs_strcmp(a,b) strcmp(a,b)
|
|
|
|
#define TENDSTR "\n"
|
|
#define TSTR(x) KERN_WARNING x
|
|
#define TOUT(p) printk p
|
|
|
|
#define yaffs_trace(mask, fmt, args...) \
|
|
do { if ((mask) & (yaffs_traceMask|YAFFS_TRACE_ERROR)) \
|
|
printk(KERN_WARNING "yaffs: " fmt, ## args); \
|
|
} while (0)
|
|
|
|
#define compile_time_assertion(assertion) \
|
|
({ int x = __builtin_choose_expr(assertion, 0, (void)0); (void) x; })
|
|
|
|
#elif defined CONFIG_YAFFS_DIRECT
|
|
|
|
/* Direct interface */
|
|
#include "ydirectenv.h"
|
|
|
|
#elif defined CONFIG_YAFFS_UTIL
|
|
|
|
/* Stuff for YAFFS utilities */
|
|
|
|
#include "stdlib.h"
|
|
#include "stdio.h"
|
|
#include "string.h"
|
|
|
|
#include "devextras.h"
|
|
|
|
#define YMALLOC(x) malloc(x)
|
|
#define YFREE(x) free(x)
|
|
#define YMALLOC_ALT(x) malloc(x)
|
|
#define YFREE_ALT(x) free(x)
|
|
|
|
#define YCHAR char
|
|
#define YUCHAR unsigned char
|
|
#define _Y(x) x
|
|
#define yaffs_strcpy(a,b) strcpy(a,b)
|
|
#define yaffs_strncpy(a,b,c) strncpy(a,b,c)
|
|
#define yaffs_strlen(s) strlen(s)
|
|
#define yaffs_sprintf sprintf
|
|
#define yaffs_toupper(a) toupper(a)
|
|
|
|
#define Y_INLINE inline
|
|
|
|
/* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */
|
|
/* #define YALERT(s) YINFO(s) */
|
|
|
|
#define TENDSTR "\n"
|
|
#define TSTR(x) x
|
|
#define TOUT(p) printf p
|
|
|
|
#define YAFFS_LOSTNFOUND_NAME "lost+found"
|
|
#define YAFFS_LOSTNFOUND_PREFIX "obj"
|
|
/* #define YPRINTF(x) printf x */
|
|
|
|
#define YAFFS_ROOT_MODE 0666
|
|
#define YAFFS_LOSTNFOUND_MODE 0666
|
|
|
|
#define yaffs_SumCompare(x,y) ((x) == (y))
|
|
#define yaffs_strcmp(a,b) strcmp(a,b)
|
|
|
|
#else
|
|
/* Should have specified a configuration type */
|
|
#error Unknown configuration
|
|
|
|
#endif
|
|
|
|
/* see yaffs_fs.c */
|
|
extern unsigned int yaffs_traceMask;
|
|
extern unsigned int yaffs_wr_attempts;
|
|
|
|
/*
|
|
* Tracing flags.
|
|
* The flags masked in YAFFS_TRACE_ALWAYS are always traced.
|
|
*/
|
|
|
|
#define YAFFS_TRACE_OS 0x00000002
|
|
#define YAFFS_TRACE_ALLOCATE 0x00000004
|
|
#define YAFFS_TRACE_SCAN 0x00000008
|
|
#define YAFFS_TRACE_BAD_BLOCKS 0x00000010
|
|
#define YAFFS_TRACE_ERASE 0x00000020
|
|
#define YAFFS_TRACE_GC 0x00000040
|
|
#define YAFFS_TRACE_WRITE 0x00000080
|
|
#define YAFFS_TRACE_TRACING 0x00000100
|
|
#define YAFFS_TRACE_DELETION 0x00000200
|
|
#define YAFFS_TRACE_BUFFERS 0x00000400
|
|
#define YAFFS_TRACE_NANDACCESS 0x00000800
|
|
#define YAFFS_TRACE_GC_DETAIL 0x00001000
|
|
#define YAFFS_TRACE_SCAN_DEBUG 0x00002000
|
|
#define YAFFS_TRACE_MTD 0x00004000
|
|
#define YAFFS_TRACE_CHECKPOINT 0x00008000
|
|
|
|
#define YAFFS_TRACE_VERIFY 0x00010000
|
|
#define YAFFS_TRACE_VERIFY_NAND 0x00020000
|
|
#define YAFFS_TRACE_VERIFY_FULL 0x00040000
|
|
#define YAFFS_TRACE_VERIFY_ALL 0x000F0000
|
|
|
|
|
|
#define YAFFS_TRACE_ERROR 0x40000000
|
|
#define YAFFS_TRACE_BUG 0x80000000
|
|
#define YAFFS_TRACE_ALWAYS 0xF0000000
|
|
|
|
|
|
#define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ALWAYS)) TOUT(p);} while(0)
|
|
|
|
#ifndef CONFIG_YAFFS_WINCE
|
|
#define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__))
|
|
#endif
|
|
|
|
#endif
|