Mercurial > yaffs-ecoscentric-gpl
annotate yportenv.h @ 166:8375558dcd05
Update for Linux 2.6.19 support
| author | charles <charles> |
|---|---|
| date | Fri, 19 Jan 2007 04:07:48 +0000 |
| parents | 99e93a234aba |
| children | b8f20fdc3a58 |
| rev | line source |
|---|---|
| 2 | 1 /* |
| 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. | |
| 5 * | |
| 6 * Copyright (C) 2002 Aleph One Ltd. | |
| 7 * for Toby Churchill Ltd and Brightstar Engineering | |
| 8 * | |
| 9 * Created by Charles Manning <charles@aleph1.co.uk> | |
| 10 * | |
| 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. | |
| 14 * | |
| 15 * | |
| 16 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL. | |
| 17 * | |
| 166 | 18 * $Id: yportenv.h,v 1.12 2007-01-19 04:07:48 charles Exp $ |
| 2 | 19 * |
| 20 */ | |
| 77 | 21 |
| 2 | 22 #ifndef __YPORTENV_H__ |
| 23 #define __YPORTENV_H__ | |
| 24 | |
| 25 #if defined CONFIG_YAFFS_WINCE | |
| 26 | |
| 4 | 27 #include "ywinceenv.h" |
| 2 | 28 |
| 29 #elif defined __KERNEL__ | |
| 30 | |
|
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31 #include "moduleconfig.h" |
|
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32 |
| 77 | 33 /* Linux kernel */ |
| 166 | 34 #include <linux/version.h> |
| 35 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,19)) | |
|
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36 #include <linux/config.h> |
| 166 | 37 #endif |
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38 #include <linux/kernel.h> |
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39 #include <linux/mm.h> |
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40 #include <linux/string.h> |
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41 #include <linux/slab.h> |
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42 #include <linux/vmalloc.h> |
| 2 | 43 |
| 4 | 44 #define YCHAR char |
| 45 #define YUCHAR unsigned char | |
| 46 #define _Y(x) x | |
| 47 #define yaffs_strcpy(a,b) strcpy(a,b) | |
| 48 #define yaffs_strncpy(a,b,c) strncpy(a,b,c) | |
| 49 #define yaffs_strlen(s) strlen(s) | |
| 50 #define yaffs_sprintf sprintf | |
| 51 #define yaffs_toupper(a) toupper(a) | |
| 2 | 52 |
| 4 | 53 #define Y_INLINE inline |
| 2 | 54 |
| 55 #define YAFFS_LOSTNFOUND_NAME "lost+found" | |
| 56 #define YAFFS_LOSTNFOUND_PREFIX "obj" | |
| 57 | |
| 77 | 58 /* #define YPRINTF(x) printk x */ |
| 2 | 59 #define YMALLOC(x) kmalloc(x,GFP_KERNEL) |
| 60 #define YFREE(x) kfree(x) | |
|
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61 #define YMALLOC_ALT(x) vmalloc(x) |
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62 #define YFREE_ALT(x) vfree(x) |
| 131 | 63 #define YMALLOC_DMA(x) YMALLOC(x) |
| 64 | |
| 65 // KR - added for use in scan so processes aren't blocked indefinitely. | |
| 66 #define YYIELD() schedule() | |
| 2 | 67 |
| 68 #define YAFFS_ROOT_MODE 0666 | |
| 69 #define YAFFS_LOSTNFOUND_MODE 0666 | |
| 70 | |
| 4 | 71 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)) |
| 72 #define Y_CURRENT_TIME CURRENT_TIME.tv_sec | |
| 73 #define Y_TIME_CONVERT(x) (x).tv_sec | |
| 74 #else | |
| 75 #define Y_CURRENT_TIME CURRENT_TIME | |
| 76 #define Y_TIME_CONVERT(x) (x) | |
| 77 #endif | |
| 2 | 78 |
| 79 #define yaffs_SumCompare(x,y) ((x) == (y)) | |
| 4 | 80 #define yaffs_strcmp(a,b) strcmp(a,b) |
| 2 | 81 |
| 82 #define TENDSTR "\n" | |
| 6 | 83 #define TSTR(x) KERN_WARNING x |
| 2 | 84 #define TOUT(p) printk p |
| 85 | |
| 86 #elif defined CONFIG_YAFFS_DIRECT | |
| 87 | |
| 77 | 88 /* Direct interface */ |
| 4 | 89 #include "ydirectenv.h" |
| 2 | 90 |
| 91 #elif defined CONFIG_YAFFS_UTIL | |
| 92 | |
| 77 | 93 /* Stuff for YAFFS utilities */ |
| 2 | 94 |
| 95 #include "stdlib.h" | |
| 96 #include "stdio.h" | |
| 97 #include "string.h" | |
| 98 | |
| 4 | 99 #include "devextras.h" |
| 100 | |
| 2 | 101 #define YMALLOC(x) malloc(x) |
| 102 #define YFREE(x) free(x) | |
|
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103 #define YMALLOC_ALT(x) malloc(x) |
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104 #define YFREE_ALT(x) free(x) |
| 2 | 105 |
| 4 | 106 #define YCHAR char |
| 107 #define YUCHAR unsigned char | |
| 108 #define _Y(x) x | |
| 109 #define yaffs_strcpy(a,b) strcpy(a,b) | |
| 110 #define yaffs_strncpy(a,b,c) strncpy(a,b,c) | |
| 111 #define yaffs_strlen(s) strlen(s) | |
| 112 #define yaffs_sprintf sprintf | |
| 113 #define yaffs_toupper(a) toupper(a) | |
| 114 | |
| 115 #define Y_INLINE inline | |
| 2 | 116 |
| 77 | 117 /* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */ |
| 118 /* #define YALERT(s) YINFO(s) */ | |
| 2 | 119 |
| 120 #define TENDSTR "\n" | |
| 121 #define TSTR(x) x | |
| 122 #define TOUT(p) printf p | |
| 123 | |
| 124 #define YAFFS_LOSTNFOUND_NAME "lost+found" | |
| 125 #define YAFFS_LOSTNFOUND_PREFIX "obj" | |
| 77 | 126 /* #define YPRINTF(x) printf x */ |
| 2 | 127 |
| 128 #define YAFFS_ROOT_MODE 0666 | |
| 129 #define YAFFS_LOSTNFOUND_MODE 0666 | |
| 130 | |
| 131 #define yaffs_SumCompare(x,y) ((x) == (y)) | |
| 4 | 132 #define yaffs_strcmp(a,b) strcmp(a,b) |
| 2 | 133 |
| 134 #else | |
| 77 | 135 /* Should have specified a configuration type */ |
| 2 | 136 #error Unknown configuration |
| 137 | |
| 77 | 138 #endif |
| 2 | 139 |
| 140 extern unsigned yaffs_traceMask; | |
| 141 | |
| 4 | 142 #define YAFFS_TRACE_ERROR 0x00000001 |
| 143 #define YAFFS_TRACE_OS 0x00000002 | |
| 144 #define YAFFS_TRACE_ALLOCATE 0x00000004 | |
| 145 #define YAFFS_TRACE_SCAN 0x00000008 | |
| 146 #define YAFFS_TRACE_BAD_BLOCKS 0x00000010 | |
| 147 #define YAFFS_TRACE_ERASE 0x00000020 | |
| 148 #define YAFFS_TRACE_GC 0x00000040 | |
| 149 #define YAFFS_TRACE_WRITE 0x00000080 | |
| 150 #define YAFFS_TRACE_TRACING 0x00000100 | |
| 151 #define YAFFS_TRACE_DELETION 0x00000200 | |
| 152 #define YAFFS_TRACE_BUFFERS 0x00000400 | |
| 153 #define YAFFS_TRACE_NANDACCESS 0x00000800 | |
| 154 #define YAFFS_TRACE_GC_DETAIL 0x00001000 | |
| 7 | 155 #define YAFFS_TRACE_SCAN_DEBUG 0x00002000 |
| 156 #define YAFFS_TRACE_MTD 0x00004000 | |
| 127 | 157 #define YAFFS_TRACE_CHECKPOINT 0x00008000 |
| 4 | 158 #define YAFFS_TRACE_ALWAYS 0x40000000 |
| 159 #define YAFFS_TRACE_BUG 0x80000000 | |
| 2 | 160 |
| 77 | 161 #define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ERROR)) TOUT(p);} while(0) |
| 2 | 162 |
| 4 | 163 #ifndef CONFIG_YAFFS_WINCE |
| 2 | 164 #define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__)) |
| 165 #endif | |
| 166 | |
| 167 #endif |