2 * YAFFS: Yet another FFS. A NAND-flash specific file system.
3 * yportenv.h: Portable services used by yaffs. This is done to allow
4 * simple migration from kernel space into app space for testing.
6 * Copyright (C) 2002 Aleph One Ltd.
7 * for Toby Churchill Ltd and Brightstar Engineering
9 * Created by Charles Manning <charles@aleph1.co.uk>
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU Lesser General Public License version 2.1 as
13 * published by the Free Software Foundation.
16 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
18 * $Id: yportenv.h,v 1.9 2003-01-17 04:19:08 charles Exp $
22 #ifndef __YPORTENV_H__
23 #define __YPORTENV_H__
26 #if defined CONFIG_YAFFS_WINCE
33 #define CONFIG_YAFFS_CASE_INSENSITIVE
35 #define YMALLOC(x) malloc(x)
36 #define YFREE(x) free(x)
39 #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s))
40 #define YALERT(s) YINFO(s)
44 #define YAFFS_LOSTNFOUND_NAME "Lost Clusters"
45 #define YAFFS_LOSTNFOUND_PREFIX "OBJ"
49 // Always pass the sum compare to overcome the case insensitivity issue
50 #define yaffs_SumCompare(x,y) ((x) == (y))
51 #define yaffs_strcmp(a,b) _stricmp(a,b)
54 #define u_char unsigned char
63 extern unsigned yfsd_U32FileTimeNow(void);
65 #define CURRENT_TIME yfsd_U32FileTimeNow()
66 #define YAFFS_ROOT_MODE FILE_ATTRIBUTE_ARCHIVE
67 #define YAFFS_LOSTNFOUND_MODE FILE_ATTRIBUTE_HIDDEN
70 #define TENDSTR L"\r\n"
71 #define TSTR(x) TEXT(x)
72 #define TOUT(x) RETAILMSG(1, x)
75 #elif defined __KERNEL__
80 #include "linux/kernel.h"
82 #include "linux/string.h"
83 #include "linux/slab.h"
86 #define YAFFS_LOSTNFOUND_NAME "lost+found"
87 #define YAFFS_LOSTNFOUND_PREFIX "obj"
89 //#define YPRINTF(x) printk x
90 #define YMALLOC(x) kmalloc(x,GFP_KERNEL)
91 #define YFREE(x) kfree(x)
93 #define YAFFS_ROOT_MODE 0666
94 #define YAFFS_LOSTNFOUND_MODE 0666
97 #define yaffs_SumCompare(x,y) ((x) == (y))
98 #define yaffs_strcmp(a,b) strcmp(a,b)
101 #define TSTR(x) KERN_DEBUG x
102 #define TOUT(p) printk p
105 #elif defined CONFIG_YAFFS_DIRECT
107 // Directct interface
113 #define YMALLOC(x) malloc(x)
114 #define YFREE(x) free(x)
117 //#define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s))
118 //#define YALERT(s) YINFO(s)
123 #define TOUT(p) printf p
126 #define YAFFS_LOSTNFOUND_NAME "lost+found"
127 #define YAFFS_LOSTNFOUND_PREFIX "obj"
128 //#define YPRINTF(x) printf x
130 #include "yaffscfg.h"
132 #define CURRENT_TIME yaffsfs_CurrentTime()
133 #define YAFFS_ROOT_MODE 0666
134 #define YAFFS_LOSTNFOUND_MODE 0666
136 #define yaffs_SumCompare(x,y) ((x) == (y))
137 #define yaffs_strcmp(a,b) strcmp(a,b)
139 #elif defined CONFIG_YAFFS_UTIL
141 // Stuff for YAFFS utilities
147 #define YMALLOC(x) malloc(x)
148 #define YFREE(x) free(x)
151 //#define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s))
152 //#define YALERT(s) YINFO(s)
157 #define TOUT(p) printf p
160 #define YAFFS_LOSTNFOUND_NAME "lost+found"
161 #define YAFFS_LOSTNFOUND_PREFIX "obj"
162 //#define YPRINTF(x) printf x
165 #define CURRENT_TIME 0
166 #define YAFFS_ROOT_MODE 0666
167 #define YAFFS_LOSTNFOUND_MODE 0666
169 #define yaffs_SumCompare(x,y) ((x) == (y))
170 #define yaffs_strcmp(a,b) strcmp(a,b)
173 // Should have specified a configuration type
174 #error Unknown configuration
179 extern unsigned yaffs_traceMask;
181 #define YAFFS_TRACE_ERROR 0x0001
182 #define YAFFS_TRACE_OS 0x0002
183 #define YAFFS_TRACE_ALLOCATE 0x0004
184 #define YAFFS_TRACE_SCAN 0x0008
185 #define YAFFS_TRACE_BAD_BLOCKS 0x0010
186 #define YAFFS_TRACE_ERASE 0x0020
187 #define YAFFS_TRACE_GC 0x0040
188 #define YAFFS_TRACE_TRACING 0x0100
189 #define YAFFS_TRACE_ALWAYS 0x0200
190 #define YAFFS_TRACE_BUG 0x8000
192 #define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ERROR)) TOUT(p);} while(0)
197 //#define YINFO(s) YPRINTF((KERN_DEBUG __FILE__ " %d %s\n",__LINE__,s))
198 //#define YALERT(s) YINFO(s)
199 #ifdef CONFIG_YAFFS_WINCE
200 #define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: %s %d" TENDSTR),TEXT(__FILE__),__LINE__))
202 #define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__))