author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 02 Sep 2010 22:05:40 +0300 | |
changeset 45 | 185201be11b0 |
child 56 | aa2539c91954 |
permissions | -rw-r--r-- |
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// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of the License "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// |
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/** |
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@file |
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@internalTechnology |
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@released |
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*/ |
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#ifndef __RM_DEBUG_DRIVER_H__ |
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#define __RM_DEBUG_DRIVER_H__ |
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#include "d_rmd_stepping.h" |
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#include "d_rmd_breakpoints.h" |
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#include "d_driver_event_info.h" |
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// From mmboot.h header |
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const TLinAddr KDataSectionEnd =0x40000000u; |
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const TLinAddr KRomLinearBase =0xF8000000u; |
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#define ROM_LINEAR_BASE KRomLinearBase |
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// Result checking |
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#define ReturnIfError(x) { TInt y = x; if (KErrNone != y) return y; } |
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// |
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// class DRM_DebugDriverFactory |
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// |
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class DRM_DebugDriverFactory : public DLogicalDevice |
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{ |
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public: |
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DRM_DebugDriverFactory(); |
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virtual TInt Install(); |
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virtual void GetCaps(TDes8& aDes) const; |
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virtual TInt Create(DLogicalChannelBase*& aChannel); |
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}; |
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class DRM_DebugEventHandler; |
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// |
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// DRM_DebugChannel |
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// |
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class DRM_DebugChannel : public DLogicalChannel |
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{ |
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public: |
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DRM_DebugChannel(DLogicalDevice* aLogicalDevice); |
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~DRM_DebugChannel(); |
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virtual TInt DoCreate(TInt aUnit, const TDesC* anInfo, const TVersion& aVer); |
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virtual void HandleMsg(TMessageBase* aMsg); |
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virtual TInt SendMsg(TMessageBase* aMsg); |
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TInt SendRequest(TMessageBase* aMsg); |
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//called from the event handler |
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TBool RemoveProcess(TAny* a1, TAny* a2); |
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TBool StartThread(TAny* a1, TAny* a2); |
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TBool AddLibrary(TAny* a1, TAny* a2); |
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TBool RemoveLibrary(TAny* a1, TAny* a2); |
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TBool HandleEventKillThread(TAny* a1, TAny* a2); |
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TBool HandleSwException(TAny* a1, TAny* a2); |
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TBool HandleHwException(TAny* a1, TAny* a2); |
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TBool HandleUserTrace(TAny* a1, TAny* a2); |
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TBool HandleUnsupportedEvent(TAny* a1, TAny* a2) { return EFalse; } |
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TBool HandleAddProcessEvent(TAny* a1, TAny* a2); |
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TBool HandleRemoveProcessEvent(TAny* a1, TAny* a2); |
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// Used to be able to signal events to the DSS |
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DThread* ClientThread(void) {return iClientThread; }; |
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protected: |
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virtual void DoCancel(TInt aReqNo); |
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virtual void DoRequest(TInt aReqNo, TRequestStatus* aStatus, TAny* a1, TAny* a2); |
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virtual TInt DoControl(TInt aFunction, TAny *a1, TAny *a2); |
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private: |
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TInt PreAsyncGetValue(Debug::TEventInfo* aValue, TRequestStatus* aStatus); |
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TInt CreateDfcQ(); |
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void DestroyDfcQ(); |
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TBool HandleInvalidOpCodeException(TDriverEventInfo& aEventInfo, DThread* aCurrentThread); |
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TInt SetBreak(TSetBreakInfo* aBreakInfo); |
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TInt StepRange(DThread* aThread, TRM_DebugStepInfo* aStepInfo); |
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TInt ReadMemory(DThread* aThread, TRM_DebugMemoryInfo* aMemoryInfo); |
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TInt WriteMemory(DThread* aThread, TRM_DebugMemoryInfo* aMemoryInfo); |
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TInt ReadRegistersLegacy(DThread* aThread, TRM_DebugRegisterInfo* aRegisterInfo); |
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TInt WriteRegistersLegacy(DThread* aThread, const TRM_DebugRegisterInfo* aRegisterInfo); |
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TInt ReadRegisters(DThread* aThread, TRM_DebugRegisterInformation* aRegisterInfo) const; |
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TInt WriteRegisters(DThread* aThread, TRM_DebugRegisterInformation* aRegisterInfo) const; |
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TInt GetProcessInfo(TInt aIndex, TRM_DebugTaskInfo* aTaskInfo); |
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TInt GetThreadInfo(TInt aIndex, TRM_DebugTaskInfo* aTaskInfo); |
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TInt GetList(TListInformation* aListInformation) const; |
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108 |
|
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TInt Step(const TUint32 aThreadId, const TUint32 aNumSteps); |
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TInt KillProcess(const TUint32 aProcessId, const TInt aReason); |
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111 |
|
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112 |
//Crash Flash |
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TInt ReadCrashLog(TFlashInfo* aBuffer); |
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TInt WriteCrashLog(TFlashInfo* aBuffer) const; |
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TInt EraseCrashLog(); |
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116 |
|
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// Stop/go |
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TInt DoSuspendThread(DThread *aThread); |
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TInt DoResumeThread(DThread *aThread); |
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TInt DoStepRange(DThread *aThread, const TUint32 aStartAddress, const TUint32 aStopAddress, TBool aStepInto, TBool aResumeOnceOutOfRange, const TUint32 aNumSteps, TBool aUserRequest = EFalse); |
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121 |
TInt DoReadMemory(const DThread *aThread, const TUint32 aAddress, const TUint32 aLength, TDes8 &aData) const; |
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TInt DoWriteMemory(DThread *aThread, const TUint32 aAddress, const TUint32 aLength, TDes8 &aData); |
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TInt DoReadRegisters(DThread *aThread, const TInt16 aFirstRegister, const TInt16 aLastRegister, TDes8 &aValues); |
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TInt DoReadRegisters(DThread *aThread, const TDesC8 &aRegisterIds, TDes8 &aRegisterValues, TDes8 &aRegisterFlags) const; |
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TInt DoWriteRegisters(DThread *aThread, const TInt16 aFirstRegister, const TInt16 aLastRegister, TDesC8 &aValues); |
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TInt DoWriteRegisters(DThread *aThread, const TDesC8 &aRegisterIds, TDesC8 &aRegisterValues, TDes8 &aRegisterFlags) const; |
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TInt DoGetProcessInfo(const TInt aIndex, TRM_DebugTaskInfo *aInfo); |
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TInt DoGetThreadInfo(const TInt aIndex, TRM_DebugTaskInfo *aInfo); |
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TBool DoSecurityCheck(); |
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130 |
|
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TInt TryToReadMemory(const DThread *aThread, const TAny *aSrc, TAny *aDest, const TUint32 aLength) const; |
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TInt TryToWriteMemory(const DThread *aThread, TAny *aDest, const TAny *aSrc, const TUint32 aLength); |
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133 |
TInt32 ReadRegister(DThread *aThread, TInt aNum); |
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TInt32 ReadDebugRegisterValue(DThread *aThread, const Debug::TRegisterInfo aDebugRegisterId, T4ByteRegisterValue &aValue) const; |
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TInt32 ReadKernelRegisterValue(DThread *aThread, const TArmReg aKernelRegisterId, T4ByteRegisterValue &aValue) const; |
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136 |
|
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void NotifyEvent(const TDriverEventInfo& aEventInfo); |
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138 |
|
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TInt GetTRegisterInfo(const TDesC8 &aRegisterIds, const TUint aIndex, Debug::TRegisterInfo &aValue) const; |
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TInt GetDebugRegisterId(const TArmReg aKernelRegister, Debug::TRegisterInfo& aDebugRegister) const; |
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TInt GetKernelRegisterId(const Debug::TRegisterInfo aDebugRegister, TArmReg& aKernelRegister) const; |
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TBool GetFlagAtOffset(const TUint32 aFlags, const TArmReg aIndex) const; |
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143 |
|
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TInt AllocAndReadDes(DThread *aThread, const TDesC8& aSrcDes, TPtr8& aDestDes, const TBool aReadFromClient=ETrue, const TUint aOffset=0) const; |
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145 |
|
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TInt AttachProcess(TAny* a1, TAny* a2); |
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TInt DetachProcess(TAny* a1, TAny* a2); |
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TInt DetachAgent(TAny* a1, TAny* a2); |
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TInt SetEventAction(TAny* a1, TAny* a2); |
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TBool CheckSuspended(const DThread *aThread) const; |
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151 |
|
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// Needed so moved functions can access iBreakpoint list and related functions |
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friend class D_RMD_Breakpoints; |
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// Needed so moved functions can access stepping functionality |
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friend class DRMDStepping; |
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156 |
|
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// helper function was previously in rm_debug_kerneldriver.cpp |
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inline TInt Bitcount(TUint32 val) |
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159 |
{ |
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TInt nbits; |
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161 |
|
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for (nbits = 0; val != 0; nbits++) |
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163 |
{ |
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val &= val - 1; // delete rightmost 1-bit in val |
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} |
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166 |
|
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return nbits; |
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} |
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169 |
|
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// Security critical - this returns whether the specified process is debuggable or not |
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TInt IsDebuggable(const TUint32 aProcessId); |
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172 |
|
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TInt NotifyAgentsFromEventPid(const TDriverEventInfo& aEventInfo); |
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174 |
|
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175 |
private: |
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DThread* iClientThread; |
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DRM_DebugEventHandler* iEventHandler; |
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178 |
|
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TUint32 iExcludedROMAddressStart; |
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TUint32 iExcludedROMAddressEnd; |
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181 |
|
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TUint32 iPageSize; |
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183 |
|
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RArray<Debug::TProcessInfo> iDebugProcessList; //processes that we are debugging |
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185 |
|
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D_RMD_Breakpoints* iBreakManager; // new D_RMD_Breakpoints |
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187 |
|
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DRMDStepping* iStepper; // new DRMDStepping |
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189 |
|
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DSemaphore* iStepLock; // Synchronisation for stepping code. |
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191 |
|
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TDynamicDfcQue* iDfcQ; |
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193 |
|
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TBool iInitialisedCodeModifier; // Ensures we control its lifetime |
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195 |
|
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TClientDataRequest<Debug::TEventInfo>* iAsyncGetValueRequest; |
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}; |
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198 |
|
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#endif //__RM_DEBUG_DRIVER_H__ |