Mercurial > yaffs-ecoscentric-gpl
annotate yportenv.h @ 198:b7f785925166
Cleanup patch - Remove all trailing whitespace and fix a few typos.
| author | wookey <wookey> |
|---|---|
| date | Thu, 13 Dec 2007 15:35:17 +0000 |
| parents | afde55f67a0a |
| children | 0f70320a2274 |
| rev | line source |
|---|---|
| 2 | 1 /* |
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Cleanup patch - Remove all trailing whitespace and fix a few typos.
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2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system. |
| 2 | 3 * |
| 168 | 4 * Copyright (C) 2002-2007 Aleph One Ltd. |
| 2 | 5 * for Toby Churchill Ltd and Brightstar Engineering |
| 6 * | |
| 7 * Created by Charles Manning <charles@aleph1.co.uk> | |
| 8 * | |
| 9 * This program is free software; you can redistribute it and/or modify | |
| 10 * it under the terms of the GNU Lesser General Public License version 2.1 as | |
| 11 * published by the Free Software Foundation. | |
| 12 * | |
| 13 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. | |
| 14 */ | |
| 77 | 15 |
| 168 | 16 |
| 2 | 17 #ifndef __YPORTENV_H__ |
| 18 #define __YPORTENV_H__ | |
| 19 | |
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20 /* |
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21 * Define the MTD version in terms of Linux Kernel versions |
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22 * This allows yaffs to be used independantly of the kernel |
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23 * as well as with it. |
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24 */ |
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25 |
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26 #define MTD_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c)) |
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27 |
| 2 | 28 #if defined CONFIG_YAFFS_WINCE |
| 29 | |
| 4 | 30 #include "ywinceenv.h" |
| 2 | 31 |
| 32 #elif defined __KERNEL__ | |
| 33 | |
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34 #include "moduleconfig.h" |
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35 |
| 77 | 36 /* Linux kernel */ |
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37 |
| 166 | 38 #include <linux/version.h> |
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39 #define MTD_VERSION_CODE LINUX_VERSION_CODE |
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40 |
| 166 | 41 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)) |
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42 #include <linux/config.h> |
| 166 | 43 #endif |
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44 #include <linux/kernel.h> |
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45 #include <linux/mm.h> |
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46 #include <linux/sched.h> |
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47 #include <linux/string.h> |
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48 #include <linux/slab.h> |
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49 #include <linux/vmalloc.h> |
| 2 | 50 |
| 4 | 51 #define YCHAR char |
| 52 #define YUCHAR unsigned char | |
| 53 #define _Y(x) x | |
| 54 #define yaffs_strcpy(a,b) strcpy(a,b) | |
| 55 #define yaffs_strncpy(a,b,c) strncpy(a,b,c) | |
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56 #define yaffs_strncmp(a,b,c) strncmp(a,b,c) |
| 4 | 57 #define yaffs_strlen(s) strlen(s) |
| 58 #define yaffs_sprintf sprintf | |
| 59 #define yaffs_toupper(a) toupper(a) | |
| 2 | 60 |
| 4 | 61 #define Y_INLINE inline |
| 2 | 62 |
| 63 #define YAFFS_LOSTNFOUND_NAME "lost+found" | |
| 64 #define YAFFS_LOSTNFOUND_PREFIX "obj" | |
| 65 | |
| 77 | 66 /* #define YPRINTF(x) printk x */ |
| 2 | 67 #define YMALLOC(x) kmalloc(x,GFP_KERNEL) |
| 68 #define YFREE(x) kfree(x) | |
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69 #define YMALLOC_ALT(x) vmalloc(x) |
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70 #define YFREE_ALT(x) vfree(x) |
| 131 | 71 #define YMALLOC_DMA(x) YMALLOC(x) |
| 72 | |
| 73 // KR - added for use in scan so processes aren't blocked indefinitely. | |
| 74 #define YYIELD() schedule() | |
| 2 | 75 |
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76 #define YAFFS_ROOT_MODE 0666 |
| 2 | 77 #define YAFFS_LOSTNFOUND_MODE 0666 |
| 78 | |
| 4 | 79 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) |
| 80 #define Y_CURRENT_TIME CURRENT_TIME.tv_sec | |
| 81 #define Y_TIME_CONVERT(x) (x).tv_sec | |
| 82 #else | |
| 83 #define Y_CURRENT_TIME CURRENT_TIME | |
| 84 #define Y_TIME_CONVERT(x) (x) | |
| 85 #endif | |
| 2 | 86 |
| 87 #define yaffs_SumCompare(x,y) ((x) == (y)) | |
| 4 | 88 #define yaffs_strcmp(a,b) strcmp(a,b) |
| 2 | 89 |
| 90 #define TENDSTR "\n" | |
| 6 | 91 #define TSTR(x) KERN_WARNING x |
| 2 | 92 #define TOUT(p) printk p |
| 93 | |
| 179 | 94 #define yaffs_trace(mask, fmt, args...) \ |
| 95 do { if ((mask) & (yaffs_traceMask|YAFFS_TRACE_ERROR)) \ | |
| 96 printk(KERN_WARNING "yaffs: " fmt, ## args); \ | |
| 97 } while (0) | |
| 98 | |
| 99 #define compile_time_assertion(assertion) \ | |
| 100 ({ int x = __builtin_choose_expr(assertion, 0, (void)0); (void) x; }) | |
| 101 | |
| 2 | 102 #elif defined CONFIG_YAFFS_DIRECT |
| 103 | |
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104 #define MTD_VERSION_CODE MTD_VERSION(2,6,22) |
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105 |
| 77 | 106 /* Direct interface */ |
| 4 | 107 #include "ydirectenv.h" |
| 2 | 108 |
| 109 #elif defined CONFIG_YAFFS_UTIL | |
| 110 | |
| 77 | 111 /* Stuff for YAFFS utilities */ |
| 2 | 112 |
| 113 #include "stdlib.h" | |
| 114 #include "stdio.h" | |
| 115 #include "string.h" | |
| 116 | |
| 4 | 117 #include "devextras.h" |
| 118 | |
| 2 | 119 #define YMALLOC(x) malloc(x) |
| 120 #define YFREE(x) free(x) | |
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121 #define YMALLOC_ALT(x) malloc(x) |
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122 #define YFREE_ALT(x) free(x) |
| 2 | 123 |
| 4 | 124 #define YCHAR char |
| 125 #define YUCHAR unsigned char | |
| 126 #define _Y(x) x | |
| 127 #define yaffs_strcpy(a,b) strcpy(a,b) | |
| 128 #define yaffs_strncpy(a,b,c) strncpy(a,b,c) | |
| 129 #define yaffs_strlen(s) strlen(s) | |
| 130 #define yaffs_sprintf sprintf | |
| 131 #define yaffs_toupper(a) toupper(a) | |
| 132 | |
| 133 #define Y_INLINE inline | |
| 2 | 134 |
| 77 | 135 /* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */ |
| 136 /* #define YALERT(s) YINFO(s) */ | |
| 2 | 137 |
| 138 #define TENDSTR "\n" | |
| 139 #define TSTR(x) x | |
| 140 #define TOUT(p) printf p | |
| 141 | |
| 142 #define YAFFS_LOSTNFOUND_NAME "lost+found" | |
| 143 #define YAFFS_LOSTNFOUND_PREFIX "obj" | |
| 77 | 144 /* #define YPRINTF(x) printf x */ |
| 2 | 145 |
| 146 #define YAFFS_ROOT_MODE 0666 | |
| 147 #define YAFFS_LOSTNFOUND_MODE 0666 | |
| 148 | |
| 149 #define yaffs_SumCompare(x,y) ((x) == (y)) | |
| 4 | 150 #define yaffs_strcmp(a,b) strcmp(a,b) |
| 2 | 151 |
| 152 #else | |
| 77 | 153 /* Should have specified a configuration type */ |
| 2 | 154 #error Unknown configuration |
| 155 | |
| 77 | 156 #endif |
| 2 | 157 |
| 179 | 158 /* see yaffs_fs.c */ |
| 159 extern unsigned int yaffs_traceMask; | |
| 160 extern unsigned int yaffs_wr_attempts; | |
| 2 | 161 |
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162 /* |
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163 * Tracing flags. |
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164 * The flags masked in YAFFS_TRACE_ALWAYS are always traced. |
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165 */ |
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166 |
| 4 | 167 #define YAFFS_TRACE_OS 0x00000002 |
| 168 #define YAFFS_TRACE_ALLOCATE 0x00000004 | |
| 169 #define YAFFS_TRACE_SCAN 0x00000008 | |
| 170 #define YAFFS_TRACE_BAD_BLOCKS 0x00000010 | |
| 171 #define YAFFS_TRACE_ERASE 0x00000020 | |
| 172 #define YAFFS_TRACE_GC 0x00000040 | |
| 173 #define YAFFS_TRACE_WRITE 0x00000080 | |
| 174 #define YAFFS_TRACE_TRACING 0x00000100 | |
| 175 #define YAFFS_TRACE_DELETION 0x00000200 | |
| 176 #define YAFFS_TRACE_BUFFERS 0x00000400 | |
| 177 #define YAFFS_TRACE_NANDACCESS 0x00000800 | |
| 178 #define YAFFS_TRACE_GC_DETAIL 0x00001000 | |
| 7 | 179 #define YAFFS_TRACE_SCAN_DEBUG 0x00002000 |
| 180 #define YAFFS_TRACE_MTD 0x00004000 | |
| 127 | 181 #define YAFFS_TRACE_CHECKPOINT 0x00008000 |
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182 |
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183 #define YAFFS_TRACE_VERIFY 0x00010000 |
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184 #define YAFFS_TRACE_VERIFY_NAND 0x00020000 |
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185 #define YAFFS_TRACE_VERIFY_FULL 0x00040000 |
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186 #define YAFFS_TRACE_VERIFY_ALL 0x000F0000 |
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187 |
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188 |
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189 #define YAFFS_TRACE_ERROR 0x40000000 |
| 4 | 190 #define YAFFS_TRACE_BUG 0x80000000 |
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191 #define YAFFS_TRACE_ALWAYS 0xF0000000 |
| 2 | 192 |
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193 |
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194 #define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ALWAYS)) TOUT(p);} while(0) |
| 2 | 195 |
| 4 | 196 #ifndef CONFIG_YAFFS_WINCE |
| 2 | 197 #define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__)) |
| 198 #endif | |
| 199 | |
| 200 #endif |