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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\nkern\x86\ncmonitor.cpp |
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15 // Kernel crash debugger - NKERN ARM specific portion |
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16 // |
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17 // |
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18 |
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19 #include "nk_priv.h" |
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20 #include <x86.h> |
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21 #include <kernel/monitor.h> |
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22 |
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23 |
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24 EXPORT_C void Monitor::DisplayNThreadInfo(NThread* pT) |
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25 { |
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26 TBuf8<80> buf=_L8("NThread @ "); |
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27 buf.AppendNumFixedWidth((TUint)pT,EHex,8); |
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28 buf+=_L8(" Pri "); |
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29 buf.AppendNum((TUint)pT->iPriority); |
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30 buf+=_L8(" NState "); |
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31 switch (pT->iSpare1) |
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32 { |
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33 case NThread::EReady: buf+=_L8("READY"); break; |
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34 case NThread::ESuspended: buf+=_L8("SUSPENDED"); break; |
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35 case NThread::EWaitFastSemaphore: buf+=_L8("WAITFSEM "); buf.AppendNumFixedWidth((TUint)pT->iWaitObj,EHex,8); break; |
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36 case NThread::ESleep: buf+=_L8("SLEEP"); break; |
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37 case NThread::EBlocked: buf+=_L8("BLOCKED"); break; |
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38 case NThread::EDead: buf+=_L8("DEAD"); break; |
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39 case NThread::EWaitDfc: buf+=_L8("WAITDFC"); break; |
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40 default: buf+=_L8("??"); buf.AppendNumFixedWidth((TUint)pT->iSpare1,EHex,8); break; |
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41 } |
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42 PrintLine(buf); |
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43 Printf("Next=%08x Prev=%08x Att=%02x ExcInUserMode=%02x\r\n",pT->iNext,pT->iPrev,pT->iSpare2,pT->iSpare3); |
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44 Printf("HeldFM=%08x WaitFM=%08x AddrSp=%08x\r\n",pT->iHeldFastMutex,pT->iWaitFastMutex,pT->iAddressSpace); |
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45 Printf("Time=%d Timeslice=%d ReqCount=%d\r\n",pT->iTime,pT->iTimeslice,pT->iRequestSemaphore.iCount); |
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46 Printf("SuspendCount=%d CsCount=%d CsFunction=%08x\r\n",pT->iSuspendCount,pT->iCsCount,pT->iCsFunction); |
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47 Printf("iUserModeCallbacks=%08x iSpare7=%08x iSpare8=%08x\r\n", pT->iUserModeCallbacks, pT->iSpare7, pT->iSpare8); |
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48 Printf("SavedSP=%08x\r\n",pT->iSavedSP); |
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49 if (pT != TScheduler::Ptr()->iCurrentThread) |
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50 { |
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51 TUint32* pS=(TUint32*)pT->iSavedSP; |
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52 SThreadStack reg; |
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53 MTRAPD(r,wordmove(®,pS,sizeof(SThreadStack))); |
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54 if (r==KErrNone) |
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55 { |
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56 Printf("EBX %08x ESI %08x EDI %08x EBP %08x\r\n",reg.iEbx,reg.iEsi,reg.iEdi,reg.iEbp); |
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57 Printf("EIP %08x CR0 %08x FS %08x GS %08x\r\n",reg.iEip,reg.iCR0,reg.iFs,reg.iGs); |
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58 } |
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59 } |
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60 NewLine(); |
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61 } |
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62 |
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63 void Monitor::DisplayNFastSemInfo(NFastSemaphore* pS) |
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64 { |
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65 Printf("NFastSemaphore @ %08x Count %d OwningThread %08x\r\n",pS,pS->iCount,pS->iOwningThread); |
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66 } |
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67 |
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68 void Monitor::DisplayNFastMutexInfo(NFastMutex* pM) |
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69 { |
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70 Printf("NFastMutex @ %08x HoldingThread %08x iWaiting %08x\r\n",pM,pM->iHoldingThread,pM->iWaiting); |
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71 } |
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72 |
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73 void Monitor::DisplaySchedulerInfo() |
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74 { |
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75 TScheduler* pS=TScheduler::Ptr(); |
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76 Printf("SCHEDULER @%08x: CurrentThread %08x\r\n",pS,pS->iCurrentThread); |
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77 Printf("RescheduleNeeded=%02x DfcPending=%02x KernCSLocked=%08x\r\n",pS->iRescheduleNeededFlag,pS->iDfcPendingFlag,pS->iKernCSLocked); |
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78 Printf("DFCS: next %08x prev %08x\r\n",pS->iDfcs.iA.iNext,pS->iDfcs.iA.iPrev); |
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79 Printf("ProcessHandler=%08x, AddressSpace=%08x\r\n",pS->iProcessHandler,pS->iAddressSpace); |
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80 Printf("SYSLOCK: HoldingThread %08x iWaiting %08x\r\n",pS->iLock.iHoldingThread,pS->iLock.iWaiting); |
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81 Printf("Extras 0: %08x 1: %08x 2: %08x 3: %08x\r\n",pS->iExtras[0],pS->iExtras[1],pS->iExtras[2],pS->iExtras[3]); |
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82 Printf("Extras 4: %08x 5: %08x 6: %08x 7: %08x\r\n",pS->iExtras[4],pS->iExtras[5],pS->iExtras[6],pS->iExtras[7]); |
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83 Printf("Extras 8: %08x 9: %08x A: %08x B: %08x\r\n",pS->iExtras[8],pS->iExtras[9],pS->iExtras[10],pS->iExtras[11]); |
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84 Printf("Extras C: %08x D: %08x E: %08x F: %08x\r\n",pS->iExtras[12],pS->iExtras[13],pS->iExtras[14],pS->iExtras[15]); |
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85 } |
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86 |
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87 void Monitor::DumpCpuRegisters() |
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88 { |
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89 SFullX86RegSet& r=*(SFullX86RegSet*)iRegs; |
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90 Printf("EAX=%08x EBX=%08x ECX=%08x EDX=%08x\r\n",r.iEax,r.iEbx,r.iEcx,r.iEdx); |
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91 Printf("ESP=%08x EBP=%08x ESI=%08x EDI=%08x\r\n",r.iEsp,r.iEbp,r.iEsi,r.iEdi); |
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92 Printf(" CS=%08x EIP=%08x EFL=%08x SS=%08x\r\n",r.iCs,r.iEip,r.iEflags,r.iSs); |
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93 Printf(" DS=%08x ES=%08x FS=%08x GS=%08x\r\n",r.iDs,r.iEs,r.iFs,r.iGs); |
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94 Printf("IrqNest=%08x\r\n",r.iIrqNestCount); |
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95 NewLine(); |
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96 } |
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97 |
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98 void Monitor::DisplayCpuFaultInfo() |
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99 { |
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100 TScheduler* pS = TScheduler::Ptr(); |
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101 TAny* p = pS->i_ExcInfo; |
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102 if (!p) |
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103 return; |
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104 TX86ExcInfo& a=*(TX86ExcInfo*)p; |
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105 Printf("Exc %02x EFLAGS=%08x FAR=%08x ErrCode=%08x\r\n",a.iExcId,a.iEflags,a.iFaultAddress,a.iExcErrorCode); |
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106 Printf("EAX=%08x EBX=%08x ECX=%08x EDX=%08x\r\n",a.iEax,a.iEbx,a.iEcx,a.iEdx); |
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107 Printf("ESP=%08x EBP=%08x ESI=%08x EDI=%08x\r\n",a.iEsp,a.iEbp,a.iEsi,a.iEdi); |
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108 Printf(" CS=%08x EIP=%08x DS=%08x SS=%08x\r\n",a.iCs,a.iEip,a.iDs,a.iSs); |
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109 Printf(" ES=%08x FS=%08x GS=%08x\r\n",a.iEs,a.iFs,a.iGs); |
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110 if (a.iCs&3) |
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111 { |
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112 Printf("SS3=%08x ESP3=%08x\r\n",a.iSs3,a.iEsp3); |
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113 } |
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114 } |
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115 |
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116 EXPORT_C void Monitor::GetStackPointers(NThread* aThread, TUint& aSupSP, TUint& aUsrSP) |
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117 { |
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118 TScheduler* pS = TScheduler::Ptr(); |
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119 if (aThread == pS->iCurrentThread) |
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120 aSupSP = ((SFullX86RegSet*)iRegs)->iEsp; |
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121 else |
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122 aSupSP = (TUint)aThread->iSavedSP; |
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123 |
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124 // User SP is in the exception info on the top of the supervisor stack |
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125 TUint stackTop = (TUint)aThread->iStackBase + aThread->iStackSize; |
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126 TX86ExcInfo* excRegs = (TX86ExcInfo*)(stackTop-sizeof(TX86ExcInfo)); |
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127 aUsrSP = excRegs->iEsp3; |
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128 } |