Mercurial > yaffs-ecoscentric
annotate yportenv.h @ 185:fa4e74c5013d
Rolling in Ians and other changes
| author | charles |
|---|---|
| date | Wed, 18 Jul 2007 20:40:38 +0100 |
| parents | ebfd69da1173 |
| children | 1ed7a7549e0a |
| rev | line source |
|---|---|
| 2 | 1 /* |
| 174 | 2 * YAFFS: Yet another Flash File System . A NAND-flash specific file system. |
| 2 | 3 * |
| 174 | 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 */ | |
| 79 | 15 |
| 174 | 16 |
| 2 | 17 #ifndef __YPORTENV_H__ |
| 18 #define __YPORTENV_H__ | |
| 19 | |
| 20 #if defined CONFIG_YAFFS_WINCE | |
| 21 | |
| 4 | 22 #include "ywinceenv.h" |
| 2 | 23 |
| 24 #elif defined __KERNEL__ | |
| 25 | |
|
83
51cad800e99c
Modified Makefile to allow 'out of kernel tree' module building for 2.6.x
marty
parents:
79
diff
changeset
|
26 #include "moduleconfig.h" |
|
51cad800e99c
Modified Makefile to allow 'out of kernel tree' module building for 2.6.x
marty
parents:
79
diff
changeset
|
27 |
| 79 | 28 /* Linux kernel */ |
| 172 | 29 #include <linux/version.h> |
| 30 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)) | |
| 41 | 31 #include <linux/config.h> |
| 172 | 32 #endif |
| 41 | 33 #include <linux/kernel.h> |
| 34 #include <linux/mm.h> | |
| 35 #include <linux/string.h> | |
| 36 #include <linux/slab.h> | |
| 93 | 37 #include <linux/vmalloc.h> |
| 2 | 38 |
| 4 | 39 #define YCHAR char |
| 40 #define YUCHAR unsigned char | |
| 41 #define _Y(x) x | |
| 42 #define yaffs_strcpy(a,b) strcpy(a,b) | |
| 43 #define yaffs_strncpy(a,b,c) strncpy(a,b,c) | |
| 182 | 44 #define yaffs_strncmp(a,b,c) strncmp(a,b,c) |
| 4 | 45 #define yaffs_strlen(s) strlen(s) |
| 46 #define yaffs_sprintf sprintf | |
| 47 #define yaffs_toupper(a) toupper(a) | |
| 2 | 48 |
| 4 | 49 #define Y_INLINE inline |
| 2 | 50 |
| 51 #define YAFFS_LOSTNFOUND_NAME "lost+found" | |
| 52 #define YAFFS_LOSTNFOUND_PREFIX "obj" | |
| 53 | |
| 79 | 54 /* #define YPRINTF(x) printk x */ |
| 2 | 55 #define YMALLOC(x) kmalloc(x,GFP_KERNEL) |
| 56 #define YFREE(x) kfree(x) | |
| 93 | 57 #define YMALLOC_ALT(x) vmalloc(x) |
| 58 #define YFREE_ALT(x) vfree(x) | |
| 137 | 59 #define YMALLOC_DMA(x) YMALLOC(x) |
| 60 | |
| 61 // KR - added for use in scan so processes aren't blocked indefinitely. | |
| 62 #define YYIELD() schedule() | |
| 2 | 63 |
| 182 | 64 #define YAFFS_ROOT_MODE 0666 |
| 2 | 65 #define YAFFS_LOSTNFOUND_MODE 0666 |
| 66 | |
| 4 | 67 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) |
| 68 #define Y_CURRENT_TIME CURRENT_TIME.tv_sec | |
| 69 #define Y_TIME_CONVERT(x) (x).tv_sec | |
| 70 #else | |
| 71 #define Y_CURRENT_TIME CURRENT_TIME | |
| 72 #define Y_TIME_CONVERT(x) (x) | |
| 73 #endif | |
| 2 | 74 |
| 75 #define yaffs_SumCompare(x,y) ((x) == (y)) | |
| 4 | 76 #define yaffs_strcmp(a,b) strcmp(a,b) |
| 2 | 77 |
| 78 #define TENDSTR "\n" | |
| 6 | 79 #define TSTR(x) KERN_WARNING x |
| 2 | 80 #define TOUT(p) printk p |
| 81 | |
| 185 | 82 #define yaffs_trace(mask, fmt, args...) \ |
| 83 do { if ((mask) & (yaffs_traceMask|YAFFS_TRACE_ERROR)) \ | |
| 84 printk(KERN_WARNING "yaffs: " fmt, ## args); \ | |
| 85 } while (0) | |
| 86 | |
| 87 #define compile_time_assertion(assertion) \ | |
| 88 ({ int x = __builtin_choose_expr(assertion, 0, (void)0); (void) x; }) | |
| 89 | |
| 2 | 90 #elif defined CONFIG_YAFFS_DIRECT |
| 91 | |
| 79 | 92 /* Direct interface */ |
| 4 | 93 #include "ydirectenv.h" |
| 2 | 94 |
| 95 #elif defined CONFIG_YAFFS_UTIL | |
| 96 | |
| 79 | 97 /* Stuff for YAFFS utilities */ |
| 2 | 98 |
| 99 #include "stdlib.h" | |
| 100 #include "stdio.h" | |
| 101 #include "string.h" | |
| 102 | |
| 4 | 103 #include "devextras.h" |
| 104 | |
| 2 | 105 #define YMALLOC(x) malloc(x) |
| 106 #define YFREE(x) free(x) | |
| 93 | 107 #define YMALLOC_ALT(x) malloc(x) |
| 108 #define YFREE_ALT(x) free(x) | |
| 2 | 109 |
| 4 | 110 #define YCHAR char |
| 111 #define YUCHAR unsigned char | |
| 112 #define _Y(x) x | |
| 113 #define yaffs_strcpy(a,b) strcpy(a,b) | |
| 114 #define yaffs_strncpy(a,b,c) strncpy(a,b,c) | |
| 115 #define yaffs_strlen(s) strlen(s) | |
| 116 #define yaffs_sprintf sprintf | |
| 117 #define yaffs_toupper(a) toupper(a) | |
| 118 | |
| 119 #define Y_INLINE inline | |
| 2 | 120 |
| 79 | 121 /* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */ |
| 122 /* #define YALERT(s) YINFO(s) */ | |
| 2 | 123 |
| 124 #define TENDSTR "\n" | |
| 125 #define TSTR(x) x | |
| 126 #define TOUT(p) printf p | |
| 127 | |
| 128 #define YAFFS_LOSTNFOUND_NAME "lost+found" | |
| 129 #define YAFFS_LOSTNFOUND_PREFIX "obj" | |
| 79 | 130 /* #define YPRINTF(x) printf x */ |
| 2 | 131 |
| 132 #define YAFFS_ROOT_MODE 0666 | |
| 133 #define YAFFS_LOSTNFOUND_MODE 0666 | |
| 134 | |
| 135 #define yaffs_SumCompare(x,y) ((x) == (y)) | |
| 4 | 136 #define yaffs_strcmp(a,b) strcmp(a,b) |
| 2 | 137 |
| 138 #else | |
| 79 | 139 /* Should have specified a configuration type */ |
| 2 | 140 #error Unknown configuration |
| 141 | |
| 79 | 142 #endif |
| 2 | 143 |
| 185 | 144 /* see yaffs_fs.c */ |
| 145 extern unsigned int yaffs_traceMask; | |
| 146 extern unsigned int yaffs_wr_attempts; | |
| 2 | 147 |
| 182 | 148 /* |
| 149 * Tracing flags. | |
| 150 * The flags masked in YAFFS_TRACE_ALWAYS are always traced. | |
| 151 */ | |
| 152 | |
| 4 | 153 #define YAFFS_TRACE_OS 0x00000002 |
| 154 #define YAFFS_TRACE_ALLOCATE 0x00000004 | |
| 155 #define YAFFS_TRACE_SCAN 0x00000008 | |
| 156 #define YAFFS_TRACE_BAD_BLOCKS 0x00000010 | |
| 157 #define YAFFS_TRACE_ERASE 0x00000020 | |
| 158 #define YAFFS_TRACE_GC 0x00000040 | |
| 159 #define YAFFS_TRACE_WRITE 0x00000080 | |
| 160 #define YAFFS_TRACE_TRACING 0x00000100 | |
| 161 #define YAFFS_TRACE_DELETION 0x00000200 | |
| 162 #define YAFFS_TRACE_BUFFERS 0x00000400 | |
| 163 #define YAFFS_TRACE_NANDACCESS 0x00000800 | |
| 164 #define YAFFS_TRACE_GC_DETAIL 0x00001000 | |
| 7 | 165 #define YAFFS_TRACE_SCAN_DEBUG 0x00002000 |
| 166 #define YAFFS_TRACE_MTD 0x00004000 | |
| 131 | 167 #define YAFFS_TRACE_CHECKPOINT 0x00008000 |
| 182 | 168 |
| 169 #define YAFFS_TRACE_VERIFY 0x00010000 | |
| 170 #define YAFFS_TRACE_VERIFY_NAND 0x00020000 | |
| 171 #define YAFFS_TRACE_VERIFY_FULL 0x00040000 | |
| 172 #define YAFFS_TRACE_VERIFY_ALL 0x000F0000 | |
| 173 | |
| 174 | |
| 175 #define YAFFS_TRACE_ERROR 0x40000000 | |
| 4 | 176 #define YAFFS_TRACE_BUG 0x80000000 |
| 182 | 177 #define YAFFS_TRACE_ALWAYS 0xF0000000 |
| 2 | 178 |
| 182 | 179 |
| 180 #define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ALWAYS)) TOUT(p);} while(0) | |
| 2 | 181 |
| 4 | 182 #ifndef CONFIG_YAFFS_WINCE |
| 2 | 183 #define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__)) |
| 184 #endif | |
| 185 | |
| 186 #endif |