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1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 using System; |
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18 |
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19 #region MOVING MEMORY MODEL |
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20 // 00000000-003FFFFF Unmapped |
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21 // 00400000-2FFFFFFF Moving process data |
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22 // 30000000-3FFFFFFF DLL static data (=phys ram size/2 up to 128M, always ends at 40000000) |
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23 // 40000000-5FFFFFFF RAM drive |
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24 // 60000000-60001FFF Super page/CPU page |
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25 // 61000000-61003FFF Page directory (16K) |
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26 // 61020000-6103FFFF Page table info (4096 * 8bytes = 32K) |
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27 // 61100000-611FFFFF Cache flush area |
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28 // 61200000-612FFFFF Alternate cache flush area |
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29 // 62000000-623FFFFF Page tables (up to 4096 * 1K) |
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30 // 63000000-63FFFFFF Primary I/O mappings |
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31 // 64000000-64FFFFFF Kernel .data/.bss, initial stack, kernel heap |
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32 // 65000000-655FFFFF fixed processes - usually 2 or 3Mb each. |
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33 // 65600000-F1FFFFFF Kernel section (includes extra I/O mappings) |
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34 // F2000000-F3FFFFFF Kernel code (RAM size/2) |
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35 // F4000000-F7FFFFFF User code (RAM size) |
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36 // F8000000-FFEFFFFF ROM |
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37 // FFF00000-FFFFFFFF Exception vectors |
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38 #endregion |
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39 #region MULTIPLE MEMORY MODEL |
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40 // Linear address map (1Gb configuration): |
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41 // 00000000-003FFFFF Unmapped |
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42 // 00400000-1FFFFFFF Local data |
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43 // 20000000-3BFFFFFF Shared data |
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44 // 3C000000-3DFFFFFF RAM loaded code (=phys ram size up to 256M) |
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45 // 3E000000-3FFFFFFF DLL static data (=phys ram size/2 up to 128M) |
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46 // 40000000-7FFFFFFF Unused |
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47 // |
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48 // 80000000-8FFFFFFF ROM |
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49 // 90000000-9FFFFFFF User Global Area |
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50 // A0000000-BFFFFFFF RAM drive |
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51 // C0000000-C0001FFF Super page/CPU page |
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52 // C0040000-C00403FF ASID info (256 ASIDs) |
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53 // C0080000-C00FFFFF Page table info |
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54 // C1000000-C13FFFFF Page directories (up to 256 * 16KB) |
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55 // C2000000-C5FFFFFF Page tables |
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56 // C6000000-C6FFFFFF Primary I/O mappings |
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57 // C7000000-C7FFFFFF |
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58 // C8000000-C8FFFFFF Kernel .data/.bss, initial stack, kernel heap |
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59 // C9000000-C91FFFFF Kernel stacks |
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60 // C9200000-FFEFFFFF Extra kernel mappings (I/O, RAM loaded device drivers) |
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61 // FFF00000-FFFFFFFF Exception vectors |
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62 // |
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63 // |
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64 // Linear address map (2Gb configuration): |
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65 // 00000000-003FFFFF Unmapped |
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66 // 00400000-37FFFFFF Local data |
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67 // 38000000-3FFFFFFF DLL static data (=phys ram size/2 up to 128M) |
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68 // 40000000-6FFFFFFF Shared data |
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69 // 70000000-7FFFFFFF RAM loaded code (=phys ram size up to 256M) |
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70 // |
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71 // 80000000-8FFFFFFF ROM |
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72 // 90000000-9FFFFFFF User Global Area |
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73 // A0000000-BFFFFFFF RAM drive |
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74 // C0000000-C0001FFF Super page/CPU page |
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75 // C0040000-C00403FF ASID info (256 ASIDs) |
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76 // C0080000-C00FFFFF Page table info |
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77 // C1000000-C13FFFFF Page directories (up to 256 * 16KB) |
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78 // C2000000-C5FFFFFF Page tables |
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79 // C6000000-C6FFFFFF Primary I/O mappings |
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80 // C7000000-C7FFFFFF |
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81 // C8000000-C8FFFFFF Kernel .data/.bss, initial stack, kernel heap |
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82 // C9000000-C91FFFFF Kernel stacks |
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83 // C9200000-FFEFFFFF Extra kernel mappings (I/O, RAM loaded device drivers) |
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84 // FFF00000-FFFFFFFF Exception vectors |
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85 #endregion |
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86 |
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87 namespace SymbianStructuresLib.MemoryModel |
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88 { |
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89 public static class MMUtilities |
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90 { |
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91 public static TMemoryModelType TypeByAddress( long aAddress ) |
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92 { |
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93 // This is not a very good way of doing this. Should be |
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94 // either a UI option or then something in the symbol file |
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95 // that we are reading... |
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96 TMemoryModelType ret = TMemoryModelType.EMemoryModelUnknown; |
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97 // |
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98 if ( aAddress >= 0xc8000000 && aAddress < 0xC8FFFFFF) |
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99 { |
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100 // Kernel global, Multiple Memory Model |
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101 ret = TMemoryModelType.EMemoryModelMultiple; |
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102 } |
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103 else if ( aAddress >= 0x80000000 && aAddress < 0x8FFFFFFF ) |
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104 { |
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105 // ROM Symbol, Multiple Memory Model |
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106 ret = TMemoryModelType.EMemoryModelMultiple; |
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107 } |
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108 else if ( aAddress >= 0x3C000000 && aAddress < 0x3DFFFFFF ) |
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109 { |
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110 // [1gb] RAM Symbol, Moving Memory Model |
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111 ret = TMemoryModelType.EMemoryModelMultiple; |
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112 } |
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113 else if ( aAddress >= 0x70000000 && aAddress < 0x7FFFFFFF ) |
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114 { |
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115 // [2gb] RAM Symbol, Moving Memory Model |
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116 ret = TMemoryModelType.EMemoryModelMultiple; |
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117 } |
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118 else if ( aAddress >= 0xF8000000 && aAddress < 0xFFEFFFFF ) |
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119 { |
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120 // ROM Symbol, Moving Memory Model |
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121 ret = TMemoryModelType.EMemoryModelMoving; |
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122 } |
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123 else if ( aAddress >= 0xF4000000 && aAddress < 0xF7FFFFFF ) |
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124 { |
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125 // RAM Symbol, Moving Memory Model |
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126 ret = TMemoryModelType.EMemoryModelMoving; |
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127 } |
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128 else if ( aAddress >= 0x64000000 && aAddress < 0x64FFFFFF ) |
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129 { |
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130 // Kernel global, Moving Memory Model |
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131 ret = TMemoryModelType.EMemoryModelMoving; |
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132 } |
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133 |
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134 return ret; |
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135 } |
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136 |
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137 public static TMemoryModelRegion RegionByAddress( long aAddress ) |
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138 { |
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139 TMemoryModelRegion region = TMemoryModelRegion.EMemoryModelRegionUnknown; |
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140 // |
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141 TMemoryModelType type = TypeByAddress( aAddress ); |
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142 if ( type != TMemoryModelType.EMemoryModelUnknown ) |
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143 { |
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144 region = RegionByAddress( aAddress, type ); |
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145 } |
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146 // |
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147 return region; |
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148 } |
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149 |
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150 public static TMemoryModelRegion RegionByAddress( long aAddress, TMemoryModelType aType ) |
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151 { |
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152 TMemoryModelRegion ret = TMemoryModelRegion.EMemoryModelRegionUnknown; |
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153 // |
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154 if ( aType == TMemoryModelType.EMemoryModelMoving ) |
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155 { |
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156 #region Moving Memory Model |
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157 if ( aAddress >= 0x00000000 && aAddress < 0x003FFFFF ) |
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158 { |
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159 // 00000000-003FFFFF Unmapped |
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160 ret = TMemoryModelRegion.EMemoryModelRegionUnmapped; |
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161 } |
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162 else if ( aAddress >= 0x00400000 && aAddress < 0x2FFFFFFF ) |
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163 { |
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164 // 00400000-2FFFFFFF Moving process data |
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165 ret = TMemoryModelRegion.EMemoryModelRegionMovingProcessData; |
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166 } |
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167 else if ( aAddress >= 0x30000000 && aAddress < 0x3FFFFFFF ) |
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168 { |
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169 // 30000000-3FFFFFFF DLL static data (=phys ram size/2 up to 128M, always ends at 40000000) |
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170 ret = TMemoryModelRegion.EMemoryModelRegionDLLStaticData; |
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171 } |
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172 else if ( aAddress >= 0x40000000 && aAddress < 0x5FFFFFFF ) |
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173 { |
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174 // 40000000-5FFFFFFF RAM drive |
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175 ret = TMemoryModelRegion.EMemoryModelRegionRAMDrive; |
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176 } |
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177 else if ( aAddress >= 0x60000000 && aAddress < 0x60001FFF ) |
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178 { |
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179 // 60000000-60001FFF Super page/CPU page |
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180 ret = TMemoryModelRegion.EMemoryModelRegionSuperAndCPUPages; |
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181 } |
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182 else if ( aAddress >= 0x61000000 && aAddress < 0x61003FFF ) |
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183 { |
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184 // 61000000-61003FFF Page directory (16K) |
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185 ret = TMemoryModelRegion.EMemoryModelRegionPageDirectories; |
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186 } |
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187 else if ( aAddress >= 0x61020000 && aAddress < 0x6103FFFF ) |
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188 { |
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189 // 61020000-6103FFFF Page table info (4096 * 8bytes = 32K) |
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190 ret = TMemoryModelRegion.EMemoryModelRegionPageTableInfo; |
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191 } |
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192 else if ( aAddress >= 0x61100000 && aAddress < 0x611FFFFF ) |
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193 { |
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194 // 61100000-611FFFFF Cache flush area |
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195 ret = TMemoryModelRegion.EMemoryModelRegionCacheFlushArea; |
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196 } |
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197 else if ( aAddress >= 0x61200000 && aAddress < 0x612FFFFF ) |
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198 { |
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199 // 61200000-612FFFFF Alternate cache flush area |
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200 ret = TMemoryModelRegion.EMemoryModelRegionCacheFlushAreaAlternate; |
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201 } |
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202 else if ( aAddress >= 0x62000000 && aAddress < 0x623FFFFF ) |
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203 { |
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204 // 62000000-623FFFFF Page tables (up to 4096 * 1K) |
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205 ret = TMemoryModelRegion.EMemoryModelRegionPageTables; |
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206 } |
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207 else if ( aAddress >= 0x63000000 && aAddress < 0x63FFFFFF ) |
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208 { |
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209 // 63000000-63FFFFFF Primary I/O mappings |
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210 ret = TMemoryModelRegion.EMemoryModelRegionPrimaryIOMappings; |
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211 } |
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212 else if ( aAddress >= 0x64000000 && aAddress < 0x64FFFFFF ) |
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213 { |
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214 // 64000000-64FFFFFF Kernel .data/.bss, initial stack, kernel heap |
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215 ret = TMemoryModelRegion.EMemoryModelRegionKernelGlobalsInitialStackKernelHeap; |
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216 } |
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217 else if ( aAddress >= 0x65000000 && aAddress < 0x655FFFFF ) |
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218 { |
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219 // 65000000-655FFFFF fixed processes - usually 2 or 3Mb each. |
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220 ret = TMemoryModelRegion.EMemoryModelRegionFixedProcesses; |
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221 } |
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222 else if ( aAddress >= 0x65600000 && aAddress < 0xF1FFFFFF ) |
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223 { |
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224 // 65600000-F1FFFFFF Kernel section (includes extra I/O mappings) |
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225 ret = TMemoryModelRegion.EMemoryModelRegionExtraKernelMappings; |
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226 } |
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227 else if ( aAddress >= 0xF2000000 && aAddress < 0xF3FFFFFF ) |
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228 { |
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229 // F2000000-F3FFFFFF Kernel code (RAM size/2) |
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230 ret = TMemoryModelRegion.EMemoryModelRegionKernelCode; |
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231 } |
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232 else if ( aAddress >= 0xF4000000 && aAddress < 0xF7FFFFFF ) |
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233 { |
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234 // F4000000-F7FFFFFF User code (RAM size) |
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235 ret = TMemoryModelRegion.EMemoryModelRegionUserCode; |
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236 } |
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237 else if ( aAddress >= 0xF8000000 && aAddress < 0xFFEFFFFF ) |
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238 { |
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239 // F8000000-FFEFFFFF ROM |
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240 ret = TMemoryModelRegion.EMemoryModelRegionROM; |
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241 } |
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242 else if ( aAddress >= 0xFFF00000 && aAddress < 0xFFFFFFFF ) |
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243 { |
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244 // FFF00000-FFFFFFFF Exception vectors |
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245 ret = TMemoryModelRegion.EMemoryModelRegionExceptionVectors; |
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246 } |
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247 #endregion |
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248 } |
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249 else if ( aType == TMemoryModelType.EMemoryModelMultiple ) |
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250 { |
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251 #region Multiple Memory Model |
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252 if ( aAddress >= 0x00000000 && aAddress < 0x003FFFFF ) |
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253 { |
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254 // 00000000-003FFFFF Unmapped |
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255 ret = TMemoryModelRegion.EMemoryModelRegionUnmapped; |
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256 } |
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257 else if ( aAddress >= 0x00400000 && aAddress < 0x6FFFFFFF ) |
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258 { |
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259 // Skip overlapping 2gb vs 1gb regions |
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260 ret = TMemoryModelRegion.EMemoryModelRegionUnknown; |
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261 } |
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262 else if ( aAddress >= 0x70000000 && aAddress < 0x7FFFFFFF ) |
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263 { |
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264 // 70000000-7FFFFFFF RAM Loaded Code |
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265 ret = TMemoryModelRegion.EMemoryModelRegionRAMLoadedCode; |
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266 } |
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267 else if ( aAddress >= 0x80000000 && aAddress < 0x8FFFFFFF ) |
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268 { |
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269 // 80000000-8FFFFFFF ROM |
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270 ret = TMemoryModelRegion.EMemoryModelRegionROM; |
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271 } |
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272 else if ( aAddress >= 0x90000000 && aAddress < 0x9FFFFFFF ) |
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273 { |
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274 // 90000000-9FFFFFFF User Global Area |
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275 ret = TMemoryModelRegion.EMemoryModelRegionUserGlobalArea; |
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276 } |
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277 else if ( aAddress >= 0xA0000000 && aAddress < 0xBFFFFFFF ) |
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278 { |
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279 // A0000000-BFFFFFFF RAM drive |
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280 ret = TMemoryModelRegion.EMemoryModelRegionRAMDrive; |
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281 } |
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282 else if ( aAddress >= 0xC0000000 && aAddress < 0xC0001FFF ) |
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283 { |
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284 // C0000000-C0001FFF Super page/CPU page |
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285 ret = TMemoryModelRegion.EMemoryModelRegionSuperAndCPUPages; |
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286 } |
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287 else if ( aAddress >= 0xC0040000 && aAddress < 0xC00403FF ) |
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288 { |
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289 // C0040000-C00403FF ASID info (256 ASIDs) |
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290 ret = TMemoryModelRegion.EMemoryModelRegionASIDInfo; |
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291 } |
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292 else if ( aAddress >= 0xC0080000 && aAddress < 0xC00FFFFF ) |
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293 { |
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294 // C0080000-C00FFFFF Page table info |
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295 ret = TMemoryModelRegion.EMemoryModelRegionPageTableInfo; |
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296 } |
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297 else if ( aAddress >= 0xC1000000 && aAddress < 0xC13FFFFF ) |
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298 { |
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299 // C1000000-C13FFFFF Page directories (up to 256 * 16KB) |
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300 ret = TMemoryModelRegion.EMemoryModelRegionPageDirectories; |
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301 } |
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302 else if ( aAddress >= 0xC2000000 && aAddress < 0xC5FFFFFF ) |
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303 { |
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304 // C2000000-C5FFFFFF Page tables |
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305 ret = TMemoryModelRegion.EMemoryModelRegionPageTables; |
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306 } |
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307 else if ( aAddress >= 0xC6000000 && aAddress < 0xC6FFFFFF ) |
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308 { |
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309 // C6000000-C6FFFFFF Primary I/O mappings |
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310 ret = TMemoryModelRegion.EMemoryModelRegionPrimaryIOMappings; |
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311 } |
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312 else if ( aAddress >= 0xC7000000 && aAddress < 0xC7FFFFFF ) |
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313 { |
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314 // C7000000-C7FFFFFF |
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315 ret = TMemoryModelRegion.EMemoryModelRegionUnknown; |
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316 } |
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317 else if ( aAddress >= 0xC8000000 && aAddress < 0xC8FFFFFF ) |
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318 { |
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319 // C8000000-C8FFFFFF Kernel .data/.bss, initial stack, kernel heap |
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320 ret = TMemoryModelRegion.EMemoryModelRegionKernelGlobalsInitialStackKernelHeap; |
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321 } |
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322 else if ( aAddress >= 0xC9000000 && aAddress < 0xC91FFFFF ) |
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323 { |
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324 // C9000000-C91FFFFF Kernel stacks |
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325 ret = TMemoryModelRegion.EMemoryModelRegionKernelStacks; |
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326 } |
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327 else if ( aAddress >= 0xC9200000 && aAddress < 0xFFEFFFFF ) |
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328 { |
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329 // C9200000-FFEFFFFF Extra kernel mappings (I/O, RAM loaded device drivers) |
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330 ret = TMemoryModelRegion.EMemoryModelRegionExtraKernelMappings; |
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331 } |
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332 else if ( aAddress >= 0xFFF00000 && aAddress < 0xFFFFFFFF ) |
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333 { |
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334 // FFF00000-FFFFFFFF Exception vectors |
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335 ret = TMemoryModelRegion.EMemoryModelRegionExceptionVectors; |
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336 } |
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337 #endregion |
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338 } |
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339 // |
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340 return ret; |
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341 } |
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342 } |
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343 } |