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1 // Copyright (c) 1994-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of the License "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // e32\kernel\smonitor.cpp |
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15 // Kernel crash debugger - machine independent portion common between the crash |
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16 // debugger and crash logger. |
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17 // |
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18 // |
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19 |
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20 #include <kernel/monitor.h> |
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21 #include "msgqueue.h" |
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22 |
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23 #define iMState iWaitLink.iSpare1 |
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24 |
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25 GLDEF_D Monitor* TheMonitorPtr = 0; |
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26 LOCAL_D Monitor* TheAltMonitorPtrs[MONITOR_MAXCOUNT] = { 0 }; |
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27 |
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28 _LIT8(KLitThread, "THREAD"); |
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29 _LIT8(KLitProcess, "PROCESS"); |
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30 _LIT8(KLitChunk, "CHUNK"); |
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31 _LIT8(KLitLibrary, "LIBRARY"); |
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32 _LIT8(KLitSemaphore, "SEMAPHORE"); |
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33 _LIT8(KLitMutex, "MUTEX"); |
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34 _LIT8(KLitTimer, "TIMER"); |
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35 _LIT8(KLitServer, "SERVER"); |
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36 _LIT8(KLitSession, "SESSION"); |
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37 _LIT8(KLitLogicalDevice, "LOGICAL DEVICE"); |
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38 _LIT8(KLitPhysicalDevice, "PHYSICAL DEVICE"); |
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39 _LIT8(KLitLogicalChannel, "LOGICAL CHANNEL"); |
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40 _LIT8(KLitChangeNotifier, "CHANGE NOTIFIER"); |
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41 _LIT8(KLitUndertaker, "UNDERTAKER"); |
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42 _LIT8(KLitUnknown, "UNKNOWN"); |
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43 _LIT8(KLitLibraries, "LIBRARIES"); |
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44 _LIT8(KLitS, "S"); |
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45 _LIT8(KLitES, "ES"); |
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46 _LIT8(KLitMsgQueue, "MESSAGE QUEUE"); |
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47 _LIT8(KLitPropertyRef, "PROPERTY REF"); |
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48 _LIT8(KLitCondVar, "CONDITION VARIABLE"); |
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49 |
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50 const TDesC8* const ContainerName[ENumObjectTypes]= |
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51 { |
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52 &KLitThread, |
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53 &KLitProcess, |
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54 &KLitChunk, |
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55 &KLitLibrary, |
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56 &KLitSemaphore, |
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57 &KLitMutex, |
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58 &KLitTimer, |
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59 &KLitServer, |
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60 &KLitSession, |
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61 &KLitLogicalDevice, |
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62 &KLitPhysicalDevice, |
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63 &KLitLogicalChannel, |
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64 &KLitChangeNotifier, |
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65 &KLitUndertaker, |
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66 &KLitMsgQueue, |
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67 &KLitPropertyRef, |
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68 &KLitCondVar |
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69 }; |
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70 |
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71 void mstrcat(TDes8& aDes, const char* s) |
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72 { |
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73 aDes+=TPtrC8((const TUint8*)s); |
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74 } |
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75 |
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76 void Monitor::GetObjectTypeName(TDes8& aDes, TInt aType, TBool aPlural) |
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77 { |
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78 if (aType<0 || aType>=ENumObjectTypes) |
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79 aDes=KLitUnknown; |
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80 else |
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81 { |
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82 aDes=*ContainerName[aType]; |
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83 if (aPlural) |
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84 { |
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85 switch (aType) |
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86 { |
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87 case EProcess: |
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88 case EMutex: |
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89 aDes+=KLitES; |
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90 break; |
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91 case ELibrary: |
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92 aDes=KLitLibraries; |
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93 break; |
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94 default: |
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95 aDes+=KLitS; |
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96 break; |
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97 } |
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98 } |
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99 } |
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100 } |
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101 |
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102 EXPORT_C void Monitor::PrintLine(const TDesC8& aDes) |
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103 { |
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104 Print(aDes); |
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105 NewLine(); |
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106 } |
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107 |
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108 EXPORT_C void Monitor::Printf(const char* aFmt, ...) |
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109 { |
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110 TBuf8<256> printBuf; |
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111 VA_LIST list; |
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112 VA_START(list,aFmt); |
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113 Kern::AppendFormat(printBuf,aFmt,list); |
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114 Print(printBuf); |
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115 } |
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116 |
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117 EXPORT_C void Monitor::Print(const char* s) |
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118 { |
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119 Print(TPtrC8((const TUint8*)s)); |
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120 } |
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121 |
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122 EXPORT_C void Monitor::PrintLine(const char* s) |
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123 { |
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124 Print(s); |
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125 NewLine(); |
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126 } |
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127 |
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128 EXPORT_C void Monitor::NewLine() |
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129 { |
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130 TBuf<2> buf(0); |
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131 buf.Append(0x0d); |
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132 buf.Append(0x0a); |
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133 Print(buf); |
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134 } |
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135 |
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136 DMonObject* DMonObject::Owner() |
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137 { |
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138 if (iOwner) |
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139 return iOwner; |
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140 return NULL; |
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141 } |
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142 |
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143 TInt DMonObject::Type() |
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144 { |
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145 return iContainerID-1; // KErrNotFound (-1) returned for objects not in a container |
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146 } |
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147 |
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148 void DMonObject::AppendName(TDes8& aDes) |
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149 { |
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150 ((DObject*)this)->TraceAppendName(aDes,EFalse); |
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151 } |
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152 |
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153 void DMonObject::FullName(TDes8& aDes) |
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154 { |
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155 ((DObject*)this)->TraceAppendFullName(aDes,EFalse); |
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156 } |
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157 |
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158 EXPORT_C void Monitor::ObjectDump(TUint aAddr) |
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159 { |
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160 DMonObject* pO=(DMonObject*)aAddr; |
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161 pO->DumpData(); |
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162 } |
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163 |
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164 EXPORT_C void Monitor::ObjectFullDump(TUint aAddr) |
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165 { |
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166 DMonObject* pO=(DMonObject*)aAddr; |
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167 TInt index=pO->Type(); |
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168 DumpObjectData(pO,index); |
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169 } |
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170 |
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171 EXPORT_C void Monitor::DoMemoryDumpL(TUint aStart, TInt aLength) |
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172 { |
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173 TUint readSize=0x1; |
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174 DoMemoryDumpL(aStart,aLength,readSize); |
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175 } |
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176 |
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177 |
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178 EXPORT_C void Monitor::DoMemoryDumpL(TUint aStart, TInt aLength, TUint aReadSize) |
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179 { |
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180 TBuf8<80> out; |
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181 TBuf8<20> ascii; |
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182 TUint a=aStart; |
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183 do |
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184 { |
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185 out.Zero(); |
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186 ascii.Zero(); |
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187 out.AppendNumFixedWidth(a,EHex,8); |
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188 out.Append(_L(": ")); |
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189 TUint b; |
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190 if(aReadSize == 0x4) |
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191 { |
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192 for (b=0; b<16; b=b+4) |
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193 { |
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194 TUint c=*(TUint*)(a+b); |
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195 out.AppendNumFixedWidth(c,EHex,8); |
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196 out.Append(' '); |
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197 if (c<0x20 || c>=0x7f) |
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198 { |
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199 c=0x2e; |
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200 } |
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201 ascii.Append(TChar(c)); |
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202 } |
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203 } |
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204 else if(aReadSize == 0x2) |
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205 { |
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206 for (b=0; b<16; b+=2) |
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207 { |
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208 TUint16 c=*(TUint16*)(a+b); |
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209 out.AppendNumFixedWidth(c,EHex,4); |
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210 out.Append(' '); |
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211 if (c<0x20 || c>=0x7f) |
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212 { |
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213 c=0x2e; |
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214 } |
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215 ascii.Append(TChar(c)); |
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216 } |
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217 } |
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218 else if(aReadSize == 0x1) |
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219 { |
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220 for (b=0; b<16; b++) |
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221 { |
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222 TUint8 c=*(TUint8*)(a+b); |
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223 out.AppendNumFixedWidth(c,EHex,2); |
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224 out.Append(' '); |
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225 if (c<0x20 || c>=0x7f) |
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226 { |
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227 c=0x2e; |
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228 } |
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229 ascii.Append(TChar(c)); |
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230 } |
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231 } |
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232 out.Append(ascii); |
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233 PrintLine(out); |
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234 a+=16; |
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235 aLength-=16; |
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236 }while(aLength>0); |
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237 } |
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238 |
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239 LOCAL_C TUint32 Read32L(TUint32 anAddr) |
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240 { |
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241 return *((TUint32*)anAddr); |
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242 } |
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243 |
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244 EXPORT_C void Monitor::DoDiscontiguousMemoryDumpL(TUint aStart, TInt aLength) |
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245 { |
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246 TUint readSize=0x1; |
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247 DoDiscontiguousMemoryDumpL(aStart, aLength, readSize); |
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248 } |
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249 |
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250 |
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251 EXPORT_C void Monitor::DoDiscontiguousMemoryDumpL(TUint aStart, TInt aLength, TUint aReadSize) |
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252 { |
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253 const TUint KPageMask = iPageSize - 1; |
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254 |
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255 TUint start = aStart & ~0xf; // start and finish on 16-byte boundary |
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256 TUint limit = (aStart + aLength + 0xf) & ~0xf; |
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257 while(start!=limit) |
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258 { |
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259 MTRAPD(r,DoMemoryDumpL(start,limit-start,aReadSize)); |
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260 if (r==KErrNone) |
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261 return; |
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262 if (r!=KErrAbort) |
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263 Leave(r); |
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264 |
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265 // Got page fault so keep attempting to read from the next page until a valid |
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266 // page is found or the limit is reached. |
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267 start = iExceptionInfo[1]; // faulted address |
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268 TUint exceptionStart = start; |
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269 do |
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270 { |
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271 ProcessError(r); // Output the fault information. |
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272 start = (start + iPageSize) & ~KPageMask; // move on to next page |
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273 if (TUint(start-limit) <= TUint(iPageSize)) |
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274 { // reached limit |
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275 start = limit; |
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276 break; |
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277 } |
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278 MTRAP(r,Read32L(start)); |
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279 } |
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280 while (r!=KErrNone); |
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281 |
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282 Printf("Skipped %x bytes due to exception(s)\r\n", start - exceptionStart); |
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283 NewLine(); |
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284 } |
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285 } |
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286 |
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287 void DMonObject::DumpData() |
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288 { |
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289 TBuf8<32> f; |
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290 Monitor::GetObjectTypeName(f,Type(),EFalse); |
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291 TheMonitorPtr->Printf("%S at %08x VPTR=%08x AccessCount=%d Owner=%08x\r\n",&f,this,iVptr,iAccessCount,iOwner); |
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292 TBuf8<KMaxKernelName> object_name; |
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293 FullName(object_name); |
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294 TheMonitorPtr->Printf("Full name %S\r\n",&object_name); |
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295 } |
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296 |
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297 EXPORT_C void Monitor::DisplayFaultInfo() |
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298 { |
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299 TSuperPage& sp=Kern::SuperPage(); |
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300 TExcInfo& x=sp.iKernelExcInfo; |
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301 Printf("Fault Category: %S Fault Reason: %08x\r\n",&iFaultCategory,iFaultReason); |
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302 Printf("ExcId %08x CodeAddr %08x DataAddr %08x Extra %08x\r\n",sp.iKernelExcId,x.iCodeAddress,x.iDataAddress,x.iExtraData); |
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303 DisplayCpuFaultInfo(); |
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304 } |
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305 |
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306 void Monitor::DumpThreadData(DThread* pT) |
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307 { |
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308 TBuf8<80> buf=_L8("Thread MState "); |
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309 switch(pT->iMState) |
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310 { |
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311 case DThread::ECreated: buf+=_L8("CREATED"); break; |
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312 case DThread::EDead: buf+=_L8("DEAD"); break; |
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313 case DThread::EReady: buf+=_L8("READY"); break; |
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314 case DThread::EWaitSemaphore: buf+=_L8("WAITSEM "); buf.AppendNumFixedWidth((TUint)pT->iWaitObj,EHex,8); break; |
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315 case DThread::EWaitSemaphoreSuspended: buf+=_L8("WAITSEMS "); buf.AppendNumFixedWidth((TUint)pT->iWaitObj,EHex,8); break; |
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316 case DThread::EWaitMutex: buf+=_L8("WAITMUTEX "); buf.AppendNumFixedWidth((TUint)pT->iWaitObj,EHex,8); break; |
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317 case DThread::EWaitMutexSuspended: buf+=_L8("WAITMUTXS "); buf.AppendNumFixedWidth((TUint)pT->iWaitObj,EHex,8); break; |
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318 case DThread::EHoldMutexPending: buf+=_L8("HOLDMUTXP "); buf.AppendNumFixedWidth((TUint)pT->iWaitObj,EHex,8); break; |
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319 case DThread::EWaitCondVar: buf+=_L8("WAITCONDVAR "); buf.AppendNumFixedWidth((TUint)pT->iWaitObj,EHex,8); break; |
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320 case DThread::EWaitCondVarSuspended: buf+=_L8("WAITCONDVRS "); buf.AppendNumFixedWidth((TUint)pT->iWaitObj,EHex,8); break; |
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321 default: buf+=_L8("??"); buf.AppendNumFixedWidth((TUint)pT->iMState,EHex,8); break; |
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322 } |
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323 PrintLine(buf); |
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324 Printf("Default priority %d WaitLink Priority %d\r\n",pT->iDefaultPriority,pT->iWaitLink.iPriority); |
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325 Printf("ExitInfo %d,%d,%lS\r\n",pT->iExitType,pT->iExitReason,&pT->iExitCategory); |
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326 Printf("Flags %08x, Handles %08x\r\n",pT->iFlags,&pT->iHandles); |
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327 Printf("Supervisor stack base %08x size %x\r\n", pT->iSupervisorStack, pT->iSupervisorStackSize); |
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328 Printf("User stack base %08x size %x\r\n", pT->iUserStackRunAddress, pT->iUserStackSize); |
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329 Printf("Id=%d, Alctr=%08x, Created alctr=%08x, Frame=%08x\r\n",pT->iId,pT->iAllocator,pT->iCreatedAllocator,pT->iFrame); |
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330 Printf("Trap handler=%08x, ActiveScheduler=%08x, Exception handler=%08x\r\n", |
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331 pT->iTrapHandler, pT->iScheduler, pT->iExceptionHandler); |
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332 Printf("TempObj=%08x TempAlloc=%08x IpcCount=%08x\r\n",pT->iTempObj,pT->iTempAlloc,pT->iIpcCount); |
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333 DisplayNThreadInfo(&pT->iNThread); |
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334 DumpCpuThreadData(pT); |
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335 } |
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336 |
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337 |
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338 void Monitor::DoStackDumpL(TUint aStart, TUint aEnd) |
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339 { |
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340 const TUint KPageMask = iPageSize - 1; |
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341 |
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342 // Skip unused area of stack to minimise size of dump |
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343 aStart &= 0xfffffff0; |
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344 TUint* ptr = (TUint*)aStart; |
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345 TUint* limit = (TUint*)aEnd; |
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346 TUint pattern = 0; |
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347 TUint* abortAddr = 0; |
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348 while (ptr < limit) |
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349 { |
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350 MTRAPD(r, pattern = *ptr); |
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351 if(r == KErrNone) |
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352 break; |
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353 // Current page not found so move onto the next one. |
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354 ptr = (TUint*)(((TUint)ptr + iPageSize) & ~KPageMask); |
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355 abortAddr = ptr; |
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356 ProcessError(r); |
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357 } |
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358 |
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359 if (pattern == 0x29292929 || // User stack |
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360 pattern == 0xeeeeeeee || // Supervisor stack |
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361 pattern == 0xffffffff || |
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362 pattern == 0xaaaaaaaa || // IRQ stack |
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363 pattern == 0xbbbbbbbb || // FIQ stack |
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364 pattern == 0xdddddddd || // ABT and UND stack |
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365 pattern == 0x03030303) // Uninitialised memory |
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366 { |
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367 while ((ptr + 3) < limit) |
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368 { |
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369 MTRAPD(r, if( ptr[0] == pattern && ptr[1] == pattern && ptr[2] == pattern && ptr[3] == pattern) ptr+=4; else break;); |
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370 if (r != KErrNone) |
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371 {// Current page not found so move onto the next one. |
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372 ptr = (TUint*)(((TUint)ptr + iPageSize) & ~KPageMask); |
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373 abortAddr = ptr; // Due to alignment ptr[0]-ptr[3] will all be within the same page. |
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374 ProcessError(r); |
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375 } |
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376 } |
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377 } |
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378 if (ptr != (TUint*)aStart) |
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379 { |
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380 if (abortAddr) |
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381 { |
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382 Printf("Skipped %x bytes due to exception(s)\r\n", (TUint)abortAddr - aStart); |
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383 if (ptr != abortAddr) |
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384 Printf("Skipped %x unused bytes of %02x\r\n", (TUint)ptr - (TUint)abortAddr, pattern & 0xff); |
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385 } |
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386 else |
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387 { |
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388 Printf("Skipped %x unused bytes of %02x\r\n", (TUint)ptr - aStart, pattern & 0xff); |
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389 } |
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390 } |
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391 |
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392 if (ptr < limit) |
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393 DoDiscontiguousMemoryDumpL((TUint)ptr, (limit - ptr) << 2, (TBool)ETrue); |
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394 } |
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395 |
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396 void Monitor::DoDumpThreadStack(DThread *aThread) |
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397 { |
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398 DMonObject* pO=(DMonObject*)aThread; |
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399 if (!pO || pO->Type()!=EThread) |
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400 { |
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401 return; |
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402 } |
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403 pO->DumpData(); |
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404 |
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405 TUint supSp, usrSp; |
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406 GetStackPointers(&aThread->iNThread, supSp, usrSp); |
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407 |
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408 if (aThread->iUserStackRunAddress && aThread->iUserStackSize) |
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409 { |
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410 TInt usrSize = aThread->iUserStackSize; |
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411 TUint usrRunStart = (TUint)aThread->iUserStackRunAddress; |
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412 TUint usrRunEnd = usrRunStart+usrSize; |
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413 |
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414 Printf("User stack base at %08x, size == %x\r\n", usrRunStart, usrSize); |
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415 Printf("Stack pointer == %08x\r\n", usrSp); |
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416 |
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417 TUint usrStart = MapAndLocateUserStack(aThread); |
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418 if (usrStart) |
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419 { |
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420 Printf("Stack mapped at %08x\r\n", usrStart); |
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421 |
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422 TUint usrEnd = usrStart + usrSize; |
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423 if (usrSp >= usrRunStart && usrSp < usrRunEnd) |
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424 usrStart += usrSp - usrRunStart; |
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425 |
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426 DoStackDumpL(usrStart, usrEnd); |
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427 NewLine(); |
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428 } |
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429 else |
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430 Printf("Couldn't locate user stack\r\n"); |
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431 } |
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432 else |
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433 Printf("No user-mode stack\r\n"); |
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434 |
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435 TInt supSize = aThread->iSupervisorStackSize; |
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436 TUint supStart = (TUint)aThread->iSupervisorStack; |
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437 TUint supEnd = supStart+supSize; |
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438 |
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439 Printf("Supervisor stack base at %08x, size == %x\r\n", supStart, supSize); |
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440 Printf("Stack pointer == %08x\r\n", supSp); |
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441 |
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442 if (supSp >= supStart && supSp < supEnd) |
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443 supStart = supSp; |
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444 |
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445 DoStackDumpL(supStart, supEnd); |
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446 } |
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447 |
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448 EXPORT_C void Monitor::DumpThreadStack(DThread *aThread) |
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449 { |
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450 MTRAPD(r,DoDumpThreadStack(aThread)); |
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451 if (r!=KErrNone) |
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452 ProcessError(r); |
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453 } |
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454 |
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455 EXPORT_C void Monitor::DumpThreadStacks(TBool aIncludeCurrent) |
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456 { |
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457 DObjectCon* pC=Container(EThread); |
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458 for (TInt i=0 ; i<pC->Count() ; ++i) |
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459 { |
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460 DThread* pT=(DThread*)(*pC)[i]; |
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461 if (aIncludeCurrent || pT!=&Kern::CurrentThread()) |
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462 { |
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463 DumpThreadStack(pT); |
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464 NewLine(); |
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465 } |
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466 } |
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467 } |
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468 |
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469 |
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470 EXPORT_C void Monitor::DumpExceptionStacks() |
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471 { |
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472 #if defined(__EPOC32__) && !defined(__CPU_X86) |
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473 |
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474 TStackInfo& stackInfo = Kern::SuperPage().iStackInfo; |
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475 |
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476 Printf("IRQ stack base at %08x, size == %x\r\n", stackInfo.iIrqStackBase, stackInfo.iIrqStackSize); |
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477 MTRAPD(r1,DoStackDumpL((TLinAddr)stackInfo.iIrqStackBase, |
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478 (TLinAddr)stackInfo.iIrqStackBase + stackInfo.iIrqStackSize)); |
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479 if(r1!=KErrNone) |
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480 ProcessError(r1); |
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481 |
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482 Printf("\r\nFIQ stack base at %08x, size == %x\r\n", stackInfo.iFiqStackBase, stackInfo.iFiqStackSize); |
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483 MTRAPD(r2,DoStackDumpL((TLinAddr)stackInfo.iFiqStackBase, |
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484 (TLinAddr)stackInfo.iFiqStackBase + stackInfo.iFiqStackSize)); |
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485 if(r2!=KErrNone) |
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486 ProcessError(r2); |
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487 |
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488 #else |
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489 PrintLine("Not Supported"); |
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490 #endif |
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491 } |
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492 |
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493 |
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494 void Monitor::DumpProcessData(DProcess* pP) |
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495 { |
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496 Printf("ExitInfo %d,%d,%lS\r\n",pP->iExitType,pP->iExitReason,&pP->iExitCategory); |
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497 Printf("Flags %08x, Handles %08x, Attributes %08x\r\n",pP->iFlags,&pP->iHandles,pP->iAttributes); |
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498 Printf("DataBssChunk %08x, CodeSeg %08x\r\n",pP->iDataBssStackChunk,pP->iCodeSeg); |
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499 Printf("DllLock %08x, Process Lock %08x SID %08x\r\n",pP->iDllLock,pP->iProcessLock,pP->iS.iSecureId); |
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500 Printf("TempCodeSeg %08x CodeSeg %08x Capability %08x %08x\r\n",pP->iTempCodeSeg,pP->iCodeSeg,pP->iS.iCaps[1],pP->iS.iCaps[0]); |
|
501 TInt c=pP->iDynamicCode.Count(); |
|
502 Printf("CodeSegs: Count=%d\r\n",c); |
|
503 if (c>0) |
|
504 { |
|
505 SCodeSegEntry* e = &pP->iDynamicCode[0]; |
|
506 TInt i; |
|
507 for(i=0; i<c; ++i, ++e) |
|
508 Printf("%2d: seg=%08x lib=%08x\r\n", i, e->iSeg, e->iLib); |
|
509 } |
|
510 DumpMemModelProcessData(pP); |
|
511 DumpCpuProcessData(pP); |
|
512 } |
|
513 |
|
514 void Monitor::DumpMessageQueueData(DMsgQueue* aQueue) |
|
515 { |
|
516 Printf("StartOfPool %08x, EndOfPool %08x\r\n", aQueue->iMsgPool, aQueue->iEndOfPool); |
|
517 Printf("FirstFullSlot %08x, FirstFreeSlot %08x\r\n", aQueue->iFirstFullSlot, aQueue->iFirstFreeSlot); |
|
518 Printf("MaxMsgLength %d\r\n", aQueue->iMaxMsgLength); |
|
519 TBuf8<80> buf=_L8("MessageQueue state "); |
|
520 switch (aQueue->iState) |
|
521 { |
|
522 case DMsgQueue::EEmpty: buf+=_L8("Empty"); break; |
|
523 case DMsgQueue::EPartial: buf+=_L8("Partial"); break; |
|
524 case DMsgQueue::EFull: buf+=_L8("Full"); break; |
|
525 default: buf+=_L8("????"); break; |
|
526 } |
|
527 PrintLine(buf); |
|
528 Printf("ThreadWaitingForData %08x, DataAvailStatPtr %08x\r\n", |
|
529 aQueue->iThreadWaitingOnDataAvail, aQueue->iDataAvailRequest->StatusPtr()); |
|
530 Printf("ThreadWaitingForSpace %08x, SpaceAvailStatPtr %08x\r\n", |
|
531 aQueue->iThreadWaitingOnSpaceAvail, aQueue->iSpaceAvailRequest->StatusPtr()); |
|
532 } |
|
533 |
|
534 |
|
535 void Monitor::DumpObjectData(DMonObject* pO, TInt type) |
|
536 { |
|
537 if (!pO) |
|
538 return; |
|
539 pO->DumpData(); |
|
540 switch(type) |
|
541 { |
|
542 case EThread: DumpThreadData((DThread*)pO); break; |
|
543 case EProcess: DumpProcessData((DProcess*)pO); break; |
|
544 case EChunk: DumpChunkData((DChunk*)pO); break; |
|
545 case ELibrary: break; |
|
546 case ESemaphore: break; |
|
547 case EMutex: break; |
|
548 case ETimer: break; |
|
549 case EServer: break; |
|
550 case ESession: break; |
|
551 case ELogicalDevice: break; |
|
552 case EPhysicalDevice: break; |
|
553 case ELogicalChannel: break; |
|
554 case EChangeNotifier: break; |
|
555 case EUndertaker: break; |
|
556 case EMsgQueue: DumpMessageQueueData((DMsgQueue*)pO); break; |
|
557 case EPropertyRef: break; |
|
558 case ECondVar: break; |
|
559 default: break; |
|
560 } |
|
561 } |
|
562 |
|
563 |
|
564 DObjectCon* Monitor::Container(TInt anIndex) |
|
565 { |
|
566 return Kern::Containers()[anIndex]; |
|
567 } |
|
568 |
|
569 EXPORT_C void Monitor::DumpObjectContainer(TUint aIndex, TBool aPause) |
|
570 { |
|
571 if(aIndex>=ENumObjectTypes) |
|
572 { |
|
573 PrintLine(_L8("Invalid object type")); |
|
574 return; |
|
575 } |
|
576 DObjectCon* pC=Container(aIndex); |
|
577 TInt c=pC->Count(); |
|
578 TBuf8<32> type; |
|
579 GetObjectTypeName(type, aIndex, c!=1); |
|
580 Printf("Container %d at %08x contains %d %S:\r\n",aIndex,pC,c,&type); |
|
581 TInt j; |
|
582 for (j=0; j<c; j++) |
|
583 { |
|
584 DObject* pO=(*pC)[j]; |
|
585 Monitor::DumpObjectData((DMonObject*)pO,aIndex); |
|
586 Pause(aPause); |
|
587 } |
|
588 NewLine(); |
|
589 } |
|
590 |
|
591 void Monitor::DisplayDebugMaskInfo() |
|
592 { |
|
593 for(TInt index=0; index<KNumTraceMaskWords; index++) |
|
594 { |
|
595 Printf("DebugMask[%d] = %08x\r\n", index, Kern::SuperPage().iDebugMask[index]); |
|
596 } |
|
597 } |
|
598 |
|
599 EXPORT_C void Monitor::Pause(TBool aPause) |
|
600 { |
|
601 } |
|
602 |
|
603 EXPORT_C void Monitor::ProcessInfoCommand(const TDesC8& aDes, TInt& i) |
|
604 { |
|
605 DisplaySchedulerInfo(); |
|
606 DisplayDebugMaskInfo(); |
|
607 NThread* currentThread = NKern::CurrentThread(); |
|
608 DMonObject* pO=(DMonObject*)Kern::NThreadToDThread(currentThread); |
|
609 if (pO) |
|
610 { |
|
611 Printf("TheCurrentThread=%08x\r\n",pO); |
|
612 Monitor::DumpObjectData(pO,EThread); |
|
613 pO=(DMonObject*)&Kern::CurrentProcess(); |
|
614 Printf("TheCurrentProcess=%08x\r\n",pO); |
|
615 Monitor::DumpObjectData(pO,EProcess); |
|
616 MMProcessInfoCommand(); |
|
617 } |
|
618 else |
|
619 Printf("NCurrentThread=%08x\r\nNThread has no DProcess\r\n",currentThread); |
|
620 |
|
621 } |
|
622 |
|
623 EXPORT_C void Monitor::ProcessError(TInt anError) |
|
624 { |
|
625 NewLine(); |
|
626 if (anError==KErrAbort) |
|
627 { |
|
628 Printf("Exception: Type %d Code %08x Data %08x Extra %08x\r\n", |
|
629 iExceptionInfo[3],iExceptionInfo[0],iExceptionInfo[1],iExceptionInfo[2]); |
|
630 } |
|
631 else if (anError==KErrCancel) |
|
632 Print("Escape\r\n"); |
|
633 } |
|
634 |
|
635 EXPORT_C Monitor::Monitor() |
|
636 { |
|
637 } |
|
638 |
|
639 void Monitor::Init(TAny* aCategory, TInt aReason) |
|
640 { |
|
641 __KTRACE_OPT(KDEBUGGER,Kern::Printf("Calling Monitor 1: %x",TheMonitorPtr)); |
|
642 TInt restartType = TheMonitorPtr->Init2(aCategory,aReason); |
|
643 |
|
644 for (TInt i = 0; i < MONITOR_MAXCOUNT && TheAltMonitorPtrs[i]; ++i) |
|
645 { |
|
646 //Initialise data members of the Alternative Monitor (see Monitor::Entry) |
|
647 TheAltMonitorPtrs[i]->iRegs = TheMonitorPtr->iRegs; |
|
648 TheAltMonitorPtrs[i]->iPageSize = TheMonitorPtr->iPageSize; |
|
649 |
|
650 TheMonitorPtr = TheAltMonitorPtrs[i]; |
|
651 __KTRACE_OPT(KDEBUGGER,Kern::Printf("Calling Monitor %d: %x",i+2,TheMonitorPtr)); |
|
652 restartType |= TheMonitorPtr->Init2(aCategory,aReason); |
|
653 } |
|
654 |
|
655 __KTRACE_OPT(KALWAYS,Kern::Printf("All monitors have completed. Restarting...")); |
|
656 //Ensure all characters make it to the serial port... |
|
657 __KTRACE_OPT(KALWAYS,Kern::Printf(" ")); |
|
658 if(restartType&ESoftRestart == ESoftRestart) |
|
659 Kern::Restart(0); |
|
660 else //EHardRestart |
|
661 Kern::Restart(0x80000000); |
|
662 } |
|
663 |
|
664 EXPORT_C void Monitor::RegisterMonitorImpl(Monitor* aImpl) |
|
665 { |
|
666 if(TheMonitorPtr == 0) |
|
667 { |
|
668 /* TheMonitorPtr should point to the first monitor registered. Which |
|
669 * will be the first one loaded, which is the first one specified in the |
|
670 * oby file. */ |
|
671 TheMonitorPtr = aImpl; |
|
672 __KTRACE_OPT(KDEBUGGER,Kern::Printf("TheMonitorPtr set to: %x", aImpl)); |
|
673 /* Once we have a valid TheMonitorPtr we set the Monitor Entry point to |
|
674 * say that there is some sort of crash handling.*/ |
|
675 Epoc::SetMonitorEntryPoint(Monitor::Entry); |
|
676 } |
|
677 else |
|
678 { |
|
679 TInt i; |
|
680 for (i = 0; i < MONITOR_MAXCOUNT; ++i) |
|
681 { |
|
682 if(TheAltMonitorPtrs[i] == 0) |
|
683 { |
|
684 TheAltMonitorPtrs[i] = aImpl; |
|
685 __KTRACE_OPT(KDEBUGGER,Kern::Printf("TheAltMonitorPtrs[%d] set to: %x", i, TheAltMonitorPtrs[i])); |
|
686 break; |
|
687 } |
|
688 } |
|
689 if (i == MONITOR_MAXCOUNT) |
|
690 { |
|
691 Kern::Fault("Too many crash monitors attempted registration", 0); |
|
692 } |
|
693 } |
|
694 __KTRACE_OPT(KDEBUGGER,Kern::Printf("Registered Monitor: %x", aImpl)); |
|
695 } |
|
696 |
|
697 #define GETSEGADD(aSeg,aMember) aSeg, (aSeg==NULL)?0:_LOFF(aSeg,DCodeSeg,aMember) |
|
698 |
|
699 EXPORT_C void Monitor::DisplayCodeSeg(DCodeSeg* aSeg,TBool aFull) |
|
700 { |
|
701 TInt i; |
|
702 |
|
703 Printf("\r\nCodeSeg at %08x:\r\n",aSeg); |
|
704 MTRAP(i,Printf(" FileName: %S\r\n",aSeg->iFileName)); |
|
705 if (i!=KErrNone) |
|
706 ProcessError(i); |
|
707 |
|
708 Printf(" RunAddress: %08x\r\n",aSeg->iRunAddress); |
|
709 if (aFull) |
|
710 { |
|
711 Printf("\r\n iLink: Prev %08x (%08x) Next %08x (%08x)\r\n",GETSEGADD(aSeg->iLink.iPrev,iLink),GETSEGADD(aSeg->iLink.iNext,iLink)); |
|
712 Printf(" iTempLink: Prev %08x (%08x) Next %08x (%08x)\r\n",GETSEGADD(aSeg->iTempLink.iPrev,iTempLink),GETSEGADD(aSeg->iTempLink.iNext,iTempLink)); |
|
713 Printf(" iGbgLink: Prev %08x (%08x) Next %08x (%08x)\r\n", GETSEGADD(aSeg->iGbgLink.iPrev,iGbgLink),GETSEGADD(aSeg->iGbgLink.iNext,iGbgLink)); |
|
714 Printf(" iAccessCount: %x\r\n",aSeg->iAccessCount); |
|
715 Printf(" iEntryPtVeneer: %08x\r\n",aSeg->iEntryPtVeneer); |
|
716 Printf(" iFileEntryPoint: %08x\r\n",aSeg->iFileEntryPoint); |
|
717 Printf(" iExtOffset: %x\r\n",aSeg->iExtOffset); |
|
718 Printf(" iUids:"); |
|
719 for (i=0; i<KMaxCheckedUid; i++) |
|
720 Printf(" %08x",aSeg->iUids.iUid[i]); |
|
721 Printf("\r\n iDeps: %08x (",aSeg->iDeps); |
|
722 if (aSeg->iDepCount<1000) |
|
723 for (i=0; i<aSeg->iDepCount; i++) |
|
724 Printf(" %08x",aSeg->iDeps[i]); |
|
725 else |
|
726 Printf("List not shown due to large number"); |
|
727 Printf(" )\r\n iDepCount: %x\r\n",aSeg->iDepCount); |
|
728 Printf(" iNextDep: %x\r\n",aSeg->iNextDep); |
|
729 Printf(" iMark: %x\r\n",aSeg->iMark); |
|
730 Printf(" iAttr: %x\r\n",aSeg->iAttr); |
|
731 Printf(" iExeCodeSeg: %08x\r\n",aSeg->iExeCodeSeg); |
|
732 Printf(" iAttachProcess: %08x\r\n",aSeg->iAttachProcess); |
|
733 Printf(" iModuleVersion: %x\r\n",aSeg->iModuleVersion); |
|
734 Printf(" iS:\r\n"); |
|
735 Printf(" SecureId: %08x, VendorId: %08x\r\n",aSeg->iS.iSecureId,aSeg->iS.iVendorId); |
|
736 Printf(" Caps:"); |
|
737 for (i=0; i<SCapabilitySet::ENCapW; i++) |
|
738 Printf(" %08x",aSeg->iS.iCaps[i]); |
|
739 Printf("\r\n iSize: %x\r\n\r\n",aSeg->iSize); |
|
740 |
|
741 Printf(" iXIP: %x\r\n",((DEpocCodeSeg*)aSeg)->iXIP); |
|
742 Printf(" iInfo: %08x ",((DEpocCodeSeg*)aSeg)->iInfo); |
|
743 |
|
744 if (((DEpocCodeSeg*)aSeg)->iXIP==1) |
|
745 { |
|
746 Printf("(TRomImageHeader*)\r\n"); |
|
747 MTRAP(i,DisplayTRomImageHeader((TRomImageHeader*) (((DEpocCodeSeg*)aSeg)->iInfo))) |
|
748 } |
|
749 else if (((DEpocCodeSeg*)aSeg)->iXIP==0) |
|
750 { |
|
751 Printf("(SRamCodeInfo*)\r\n"); |
|
752 MTRAP(i,DisplaySRamCodeInfo((SRamCodeInfo*) (((DEpocCodeSeg*)aSeg)->iInfo))) |
|
753 } |
|
754 else |
|
755 { |
|
756 Printf("(TAny*)\r\n\r\n"); |
|
757 i=KErrNone; |
|
758 } |
|
759 |
|
760 if (i!=KErrNone) |
|
761 ProcessError(i); |
|
762 |
|
763 MDisplayCodeSeg(aSeg); |
|
764 } |
|
765 } |
|
766 |
|
767 void Monitor::DisplaySRamCodeInfo(SRamCodeInfo* aS) |
|
768 { |
|
769 Printf(" iCodeSize: %08x\r\n", aS->iCodeSize); |
|
770 Printf(" iTextSize: %08x\r\n",aS->iTextSize); |
|
771 Printf(" iCodeRunAddr: %08x\r\n",aS->iCodeRunAddr); |
|
772 Printf(" iCodeLoadAddr: %08x\r\n",aS->iCodeLoadAddr); |
|
773 Printf(" iDataSize: %08x\r\n",aS->iDataSize); |
|
774 Printf(" iBssSize: %08x\r\n",aS->iBssSize); |
|
775 Printf(" iDataRunAddr: %08x\r\n",aS->iDataRunAddr); |
|
776 Printf(" iDataLoadAddr: %08x\r\n",aS->iDataLoadAddr); |
|
777 Printf(" iConstOffset: %08x\r\n",aS->iConstOffset); |
|
778 Printf(" iExportDir: %08x\r\n",aS->iExportDir); |
|
779 Printf(" iExportDirCount: %08x\r\n",aS->iExportDirCount); |
|
780 Printf(" iExceptionDescriptor: %08x\r\n\r\n",aS->iExceptionDescriptor); |
|
781 } |
|
782 |
|
783 void Monitor::DisplayTRomImageHeader(TRomImageHeader* aS) |
|
784 { |
|
785 TInt i; |
|
786 Printf(" iUid1: %08x, iUid2: %08x, iUid3: %08x\r\n", aS->iUid1, aS->iUid2, aS->iUid3); |
|
787 Printf(" iUidChecksum: %08x \r\n",aS->iUidChecksum); |
|
788 Printf(" iEntryPoint: %08x \r\n",aS->iEntryPoint); |
|
789 Printf(" iCodeAddress: %08x, iCodeSize: %08x\r\n",aS->iCodeAddress,aS->iCodeSize); |
|
790 Printf(" iDataAddress: %08x, iDataSize: %08x\r\n",aS->iDataAddress,aS->iDataSize); |
|
791 Printf(" iTextSize: %08x, iBssSize: %08x\r\n",aS->iTextSize,aS->iBssSize); |
|
792 Printf(" iHeapSizeMin: %08x, iHeapSizeMax: %08x, iStackSize: %08x\r\n",aS->iHeapSizeMin,aS->iHeapSizeMax,aS->iStackSize); |
|
793 Printf(" iDllRefTable: %08x\r\n",aS->iDllRefTable); |
|
794 if (aS->iDllRefTable) |
|
795 { |
|
796 Printf(" Flags: %04x, NumberOfEntries: %04x\r\n",aS->iDllRefTable->iFlags,aS->iDllRefTable->iNumberOfEntries); |
|
797 Printf(" Entry:"); |
|
798 for (i=0; i<aS->iDllRefTable->iNumberOfEntries; i++) |
|
799 Printf(" %08x", aS->iDllRefTable->iEntry[i]); |
|
800 Printf("\r\n"); |
|
801 } |
|
802 Printf(" iExportDirCount: %x, iExportDir: %08x\r\n",aS->iExportDirCount, aS->iExportDir); |
|
803 Printf(" iS:\r\n"); |
|
804 Printf(" SecureId: %08x, VendorId: %08x\r\n",aS->iS.iSecureId,aS->iS.iVendorId); |
|
805 Printf(" Caps:"); |
|
806 for (i=0; i<SCapabilitySet::ENCapW; i++) |
|
807 Printf(" %08x",aS->iS.iCaps[i]); |
|
808 Printf("\r\n iToolsVersion: Major %02x Minor %02x Build %04x\r\n",aS->iToolsVersion.iMajor, aS->iToolsVersion.iMinor, aS->iToolsVersion.iBuild); |
|
809 Printf(" iFlags: %08x\r\n",aS->iFlags); |
|
810 Printf(" iPriority: %x\r\n",aS->iPriority); |
|
811 Printf(" iDataBssLinearBase: %08x\r\n",aS->iDataBssLinearBase); |
|
812 Printf(" iNextExtension: %08x\r\n",aS->iNextExtension); |
|
813 Printf(" iHardwareVariant: %08x\r\n",aS->iHardwareVariant); |
|
814 Printf(" iTotalDataSize: %08x\r\n",aS->iTotalDataSize); |
|
815 Printf(" iModuleVersion: %08x\r\n",aS->iModuleVersion); |
|
816 Printf(" iExceptionDescriptor: %08x\r\n\r\n",aS->iExceptionDescriptor); |
|
817 } |
|
818 |
|
819 |
|
820 EXPORT_C void Monitor::DisplayCodeSeg(TBool aFull) |
|
821 { |
|
822 SDblQue* codeSegList = Kern::CodeSegList(); |
|
823 Printf("Full CodeSeg List:\r\n\r\n"); |
|
824 for (SDblQueLink* codeseg= codeSegList->First(); codeseg!=(SDblQueLink*) codeSegList; codeseg=codeseg->iNext) |
|
825 { |
|
826 DisplayCodeSeg(_LOFF(codeseg,DCodeSeg, iLink),aFull); |
|
827 } |
|
828 } |
|
829 GLDEF_C TInt KernelModuleEntry(TInt aReason) |
|
830 { |
|
831 return KErrNone; |
|
832 } |
|
833 |
|
834 |
|
835 /** |
|
836 Time of system crash. |
|
837 |
|
838 @return Time of crash in seconds since 0AD, or zero if crash time un-available. |
|
839 */ |
|
840 EXPORT_C TInt64 CrashTime() |
|
841 { |
|
842 TInt64 secsSince0AD = 0; |
|
843 MTRAPD(res, secsSince0AD = (Kern::SystemTime() + 999999) / 1000000); |
|
844 return secsSince0AD; |
|
845 } |
|
846 |
|
847 |