yportenv.h
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- /*
- * YAFFS: Yet another FFS. A NAND-flash specific file system.
- * yportenv.h: Portable services used by yaffs. This is done to allow
- * simple migration from kernel space into app space for testing.
- *
- * Copyright (C) 2002 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.
- *
- * $Id: yportenv.h,v 1.14 2004/10/10 18:03:35 charles Exp $
- *
- */
-
- #ifndef __YPORTENV_H__
- #define __YPORTENV_H__
- //by threewater use yaffs direct mode
- #define CONFIG_YAFFS_DIRECT
- #if defined CONFIG_YAFFS_WINCE
- #include "ywinceenv.h"
- #elif defined __KERNEL__
- // Linux kernel
- #include "linux/kernel.h"
- #include "linux/version.h"
- #include "linux/mm.h"
- #include "linux/string.h"
- #include "linux/slab.h"
- #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 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_DEBUG x
- #define TOUT(p) printk p
- #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 YINFO(s) YPRINTF(( __FILE__ " %d %sn",__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 CURRENT_TIME 0
- #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
- extern unsigned yaffs_traceMask;
- #define YAFFS_TRACE_ERROR 0x0001
- #define YAFFS_TRACE_OS 0x0002
- #define YAFFS_TRACE_ALLOCATE 0x0004
- #define YAFFS_TRACE_SCAN 0x0008
- #define YAFFS_TRACE_BAD_BLOCKS 0x0010
- #define YAFFS_TRACE_ERASE 0x0020
- #define YAFFS_TRACE_GC 0x0040
- #define YAFFS_TRACE_TRACING 0x0100
- #define YAFFS_TRACE_ALWAYS 0x0200
- #define YAFFS_TRACE_BUG 0x8000
- #define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ERROR)) TOUT(p);} while(0)
- #ifndef CONFIG_YAFFS_WINCE
- #define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__))
- #endif
- #endif