Mercurial > yaffs-ecoscentric-gpl

annotate yportenv.h @ 90:59da3290b07c

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Add support for vmallocing large blockInfos
author charles <charles>
date Fri, 07 Oct 2005 02:46:49 +0000
parents 82fbfedb0261
children f8fc631acf25
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1 /*
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2 * YAFFS: Yet another FFS. A NAND-flash specific file system.
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3 * yportenv.h: Portable services used by yaffs. This is done to allow
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4 * simple migration from kernel space into app space for testing.
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5 *
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6 * Copyright (C) 2002 Aleph One Ltd.
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7 * for Toby Churchill Ltd and Brightstar Engineering
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8 *
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9 * Created by Charles Manning <charles@aleph1.co.uk>
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10 *
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11 * This program is free software; you can redistribute it and/or modify
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12 * it under the terms of the GNU Lesser General Public License version 2.1 as
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13 * published by the Free Software Foundation.
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14 *
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15 *
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16 * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
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17 *
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18 * $Id: yportenv.h,v 1.9 2005-10-07 02:46:50 charles Exp $
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19 *
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20 */
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21
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22 #ifndef __YPORTENV_H__
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23 #define __YPORTENV_H__
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24
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25 #if defined CONFIG_YAFFS_WINCE
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26
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27 #include "ywinceenv.h"
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28
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29 #elif defined __KERNEL__
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30
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31 #include "moduleconfig.h"
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33 /* Linux kernel */
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34 #include <linux/config.h>
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35 #include <linux/kernel.h>
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36 #include <linux/version.h>
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37 #include <linux/mm.h>
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38 #include <linux/string.h>
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39 #include <linux/slab.h>
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40 #include <linux/vmalloc.h>
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42 #define YCHAR char
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43 #define YUCHAR unsigned char
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44 #define _Y(x) x
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45 #define yaffs_strcpy(a,b) strcpy(a,b)
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46 #define yaffs_strncpy(a,b,c) strncpy(a,b,c)
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47 #define yaffs_strlen(s) strlen(s)
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48 #define yaffs_sprintf sprintf
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49 #define yaffs_toupper(a) toupper(a)
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50
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51 #define Y_INLINE inline
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52
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53 #define YAFFS_LOSTNFOUND_NAME "lost+found"
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54 #define YAFFS_LOSTNFOUND_PREFIX "obj"
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55
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56 /* #define YPRINTF(x) printk x */
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57 #define YMALLOC(x) kmalloc(x,GFP_KERNEL)
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58 #define YFREE(x) kfree(x)
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59 #define YMALLOC_ALT(x) vmalloc(x)
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60 #define YFREE_ALT(x) vfree(x)
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61
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62 #define YAFFS_ROOT_MODE 0666
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63 #define YAFFS_LOSTNFOUND_MODE 0666
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65 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
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66 #define Y_CURRENT_TIME CURRENT_TIME.tv_sec
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67 #define Y_TIME_CONVERT(x) (x).tv_sec
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68 #else
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69 #define Y_CURRENT_TIME CURRENT_TIME
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70 #define Y_TIME_CONVERT(x) (x)
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71 #endif
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72
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73 #define yaffs_SumCompare(x,y) ((x) == (y))
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74 #define yaffs_strcmp(a,b) strcmp(a,b)
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75
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76 #define TENDSTR "\n"
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77 #define TSTR(x) KERN_WARNING x
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78 #define TOUT(p) printk p
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79
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80 #elif defined CONFIG_YAFFS_DIRECT
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81
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82 /* Direct interface */
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83 #include "ydirectenv.h"
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84
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85 #elif defined CONFIG_YAFFS_UTIL
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86
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87 /* Stuff for YAFFS utilities */
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88
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89 #include "stdlib.h"
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90 #include "stdio.h"
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91 #include "string.h"
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92
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93 #include "devextras.h"
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94
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95 #define YMALLOC(x) malloc(x)
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96 #define YFREE(x) free(x)
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97 #define YMALLOC_ALT(x) malloc(x)
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98 #define YFREE_ALT(x) free(x)
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99
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100 #define YCHAR char
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101 #define YUCHAR unsigned char
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102 #define _Y(x) x
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103 #define yaffs_strcpy(a,b) strcpy(a,b)
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104 #define yaffs_strncpy(a,b,c) strncpy(a,b,c)
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105 #define yaffs_strlen(s) strlen(s)
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106 #define yaffs_sprintf sprintf
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107 #define yaffs_toupper(a) toupper(a)
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108
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109 #define Y_INLINE inline
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110
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111 /* #define YINFO(s) YPRINTF(( __FILE__ " %d %s\n",__LINE__,s)) */
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112 /* #define YALERT(s) YINFO(s) */
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113
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114 #define TENDSTR "\n"
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115 #define TSTR(x) x
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116 #define TOUT(p) printf p
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117
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118 #define YAFFS_LOSTNFOUND_NAME "lost+found"
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119 #define YAFFS_LOSTNFOUND_PREFIX "obj"
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120 /* #define YPRINTF(x) printf x */
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121
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122 #define YAFFS_ROOT_MODE 0666
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123 #define YAFFS_LOSTNFOUND_MODE 0666
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124
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125 #define yaffs_SumCompare(x,y) ((x) == (y))
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126 #define yaffs_strcmp(a,b) strcmp(a,b)
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127
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128 #else
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129 /* Should have specified a configuration type */
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130 #error Unknown configuration
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132 #endif
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133
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134 extern unsigned yaffs_traceMask;
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135
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136 #define YAFFS_TRACE_ERROR 0x00000001
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137 #define YAFFS_TRACE_OS 0x00000002
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138 #define YAFFS_TRACE_ALLOCATE 0x00000004
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139 #define YAFFS_TRACE_SCAN 0x00000008
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140 #define YAFFS_TRACE_BAD_BLOCKS 0x00000010
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141 #define YAFFS_TRACE_ERASE 0x00000020
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142 #define YAFFS_TRACE_GC 0x00000040
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143 #define YAFFS_TRACE_WRITE 0x00000080
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144 #define YAFFS_TRACE_TRACING 0x00000100
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145 #define YAFFS_TRACE_DELETION 0x00000200
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146 #define YAFFS_TRACE_BUFFERS 0x00000400
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147 #define YAFFS_TRACE_NANDACCESS 0x00000800
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148 #define YAFFS_TRACE_GC_DETAIL 0x00001000
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149 #define YAFFS_TRACE_SCAN_DEBUG 0x00002000
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150 #define YAFFS_TRACE_MTD 0x00004000
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151 #define YAFFS_TRACE_ALWAYS 0x40000000
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152 #define YAFFS_TRACE_BUG 0x80000000
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153
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154 #define T(mask,p) do{ if((mask) & (yaffs_traceMask | YAFFS_TRACE_ERROR)) TOUT(p);} while(0)
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156 #ifndef CONFIG_YAFFS_WINCE
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157 #define YBUG() T(YAFFS_TRACE_BUG,(TSTR("==>> yaffs bug: " __FILE__ " %d" TENDSTR),__LINE__))
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158 #endif
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159
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160 #endif