kernel/eka/include/drivers/rm_debug_driver.h
changeset 245 647ab20fee2e
parent 244 a77889bee936
child 252 0a40b8675b23
--- a/kernel/eka/include/drivers/rm_debug_driver.h	Thu Aug 12 11:55:14 2010 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,197 +0,0 @@
-// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
-// All rights reserved.
-// This component and the accompanying materials are made available
-// under the terms of the License "Eclipse Public License v1.0"
-// which accompanies this distribution, and is available
-// at the URL "http://www.eclipse.org/legal/epl-v10.html".
-//
-// Initial Contributors:
-// Nokia Corporation - initial contribution.
-//
-// Contributors:
-//
-// Description:
-//
-
-
-
-/**
- @file
- @internalTechnology
- @released
-*/
-
-#ifndef __RM_DEBUG_DRIVER_H__
-#define __RM_DEBUG_DRIVER_H__
-
-#include "d_rmd_stepping.h"
-#include "d_rmd_breakpoints.h"
-#include "d_driver_event_info.h"
-
-// From mmboot.h header
-const TLinAddr	KDataSectionEnd			=0x40000000u;
-const TLinAddr	KRomLinearBase			=0xF8000000u;
-
-
-#define ROM_LINEAR_BASE KRomLinearBase
-
-// Result checking
-#define ReturnIfError(x) { TInt y = x; if (KErrNone != y) return y; }
-
-//
-// class DRM_DebugDriverFactory
-//
-class DRM_DebugDriverFactory : public DLogicalDevice
-{
-public:
-
-	DRM_DebugDriverFactory();
-	virtual TInt Install();
-	virtual void GetCaps(TDes8& aDes) const;
-	virtual TInt Create(DLogicalChannelBase*& aChannel);
-};
-
-class DRM_DebugEventHandler;
-//
-// DRM_DebugChannel
-//
-class DRM_DebugChannel : public DLogicalChannel
-{
-public:
-
-	DRM_DebugChannel(DLogicalDevice* aLogicalDevice);
-	~DRM_DebugChannel();
-
-	virtual TInt DoCreate(TInt aUnit, const TDesC* anInfo, const TVersion& aVer);	
-	virtual void HandleMsg(TMessageBase* aMsg);
-	virtual TInt SendMsg(TMessageBase* aMsg);
-	TInt SendRequest(TMessageBase* aMsg);
-	
-	//called from the event handler
-	TBool RemoveProcess(TAny* a1, TAny* a2);
-	TBool StartThread(TAny* a1, TAny* a2);
-	TBool AddLibrary(TAny* a1, TAny* a2);
-	TBool RemoveLibrary(TAny* a1, TAny* a2);
-	TBool HandleEventKillThread(TAny* a1, TAny* a2);
-	TBool HandleSwException(TAny* a1, TAny* a2);
-	TBool HandleHwException(TAny* a1, TAny* a2);
-	TBool HandleUserTrace(TAny* a1, TAny* a2);
-	TBool HandleUnsupportedEvent(TAny* a1, TAny* a2) { return EFalse; }
-	TBool HandleAddProcessEvent(TAny* a1, TAny* a2);
-	TBool HandleRemoveProcessEvent(TAny* a1, TAny* a2);
-	
-	// Used to be able to signal events to the DSS
-	DThread* ClientThread(void) {return iClientThread; };
-	
-protected:
-	virtual void DoCancel(TInt aReqNo);
-	virtual void DoRequest(TInt aReqNo, TRequestStatus* aStatus, TAny* a1, TAny* a2);
-	virtual TInt DoControl(TInt aFunction, TAny *a1, TAny *a2);
-	
-private:
-	TInt PreAsyncGetValue(Debug::TEventInfo* aValue, TRequestStatus* aStatus);
-	TInt CreateDfcQ();
-	void DestroyDfcQ();
-	TBool HandleInvalidOpCodeException(TDriverEventInfo& aEventInfo, DThread* aCurrentThread);
-
-	TInt SetBreak(TSetBreakInfo* aBreakInfo);
-	TInt StepRange(DThread* aThread, TRM_DebugStepInfo* aStepInfo);
-	TInt ReadMemory(DThread* aThread, TRM_DebugMemoryInfo* aMemoryInfo);
-	TInt WriteMemory(DThread* aThread, TRM_DebugMemoryInfo* aMemoryInfo);
-	TInt ReadRegistersLegacy(DThread* aThread, TRM_DebugRegisterInfo* aRegisterInfo);
-	TInt WriteRegistersLegacy(DThread* aThread, const TRM_DebugRegisterInfo* aRegisterInfo);
-	TInt ReadRegisters(DThread* aThread, TRM_DebugRegisterInformation* aRegisterInfo) const;
-	TInt WriteRegisters(DThread* aThread, TRM_DebugRegisterInformation* aRegisterInfo) const;
-	TInt GetProcessInfo(TInt aIndex, TRM_DebugTaskInfo* aTaskInfo);
-	TInt GetThreadInfo(TInt aIndex, TRM_DebugTaskInfo* aTaskInfo);
-	TInt GetList(TListInformation* aListInformation) const;
-	
-	TInt Step(const TUint32 aThreadId, const TUint32 aNumSteps);
-	TInt KillProcess(const TUint32 aProcessId, const TInt aReason);
-
-	//Crash Flash	
-	TInt ReadCrashLog(TFlashInfo* aBuffer);
-	TInt WriteCrashLog(TFlashInfo* aBuffer) const;
-	TInt EraseCrashLog();
-
-	// Stop/go
-	TInt DoSuspendThread(DThread *aThread);
-	TInt DoResumeThread(DThread *aThread);
-	TInt DoStepRange(DThread *aThread, const TUint32 aStartAddress, const TUint32 aStopAddress, TBool aStepInto, TBool aResumeOnceOutOfRange, const TUint32 aNumSteps, TBool aUserRequest = EFalse);
-	TInt DoReadMemory(const DThread *aThread, const TUint32 aAddress, const TUint32 aLength, TDes8 &aData) const;
-	TInt DoWriteMemory(DThread *aThread, const TUint32 aAddress, const TUint32 aLength, TDes8 &aData);
-	TInt DoReadRegisters(DThread *aThread, const TInt16 aFirstRegister, const TInt16 aLastRegister, TDes8 &aValues);
-	TInt DoReadRegisters(DThread *aThread, const TDesC8 &aRegisterIds, TDes8 &aRegisterValues, TDes8 &aRegisterFlags) const;
-	TInt DoWriteRegisters(DThread *aThread, const TInt16 aFirstRegister, const TInt16 aLastRegister, TDesC8 &aValues);
-	TInt DoWriteRegisters(DThread *aThread, const TDesC8 &aRegisterIds, TDesC8 &aRegisterValues, TDes8 &aRegisterFlags) const;
-	TInt DoGetProcessInfo(const TInt aIndex, TRM_DebugTaskInfo *aInfo);
-	TInt DoGetThreadInfo(const TInt aIndex, TRM_DebugTaskInfo *aInfo);
-	TBool DoSecurityCheck();
-
-	TInt TryToReadMemory(const DThread *aThread, const TAny *aSrc, TAny *aDest, const TUint32 aLength) const;
-	TInt TryToWriteMemory(const DThread *aThread, TAny *aDest, const TAny *aSrc, const TUint32 aLength);
-	TInt32 ReadRegister(DThread *aThread, TInt aNum);
-	TInt32 ReadDebugRegisterValue(DThread *aThread, const Debug::TRegisterInfo aDebugRegisterId, T4ByteRegisterValue &aValue) const;
-	TInt32 ReadKernelRegisterValue(DThread *aThread, const TArmReg aKernelRegisterId, T4ByteRegisterValue &aValue) const;
-	
-	void NotifyEvent(const TDriverEventInfo& aEventInfo);
-
-	TInt GetTRegisterInfo(const TDesC8 &aRegisterIds, const TUint aIndex, Debug::TRegisterInfo &aValue) const;
-	TInt GetDebugRegisterId(const TArmReg aKernelRegister, Debug::TRegisterInfo& aDebugRegister) const;
-	TInt GetKernelRegisterId(const Debug::TRegisterInfo aDebugRegister, TArmReg& aKernelRegister) const;
-	TBool GetFlagAtOffset(const TUint32 aFlags, const TArmReg aIndex) const;
-
-	TInt AllocAndReadDes(DThread *aThread, const TDesC8& aSrcDes, TPtr8& aDestDes, const TBool aReadFromClient=ETrue, const TUint aOffset=0) const;
-
-	TInt AttachProcess(TAny* a1, TAny* a2);
-	TInt DetachProcess(TAny* a1, TAny* a2);
-	TInt DetachAgent(TAny* a1, TAny* a2);
-	TInt SetEventAction(TAny* a1, TAny* a2);
-	TBool CheckSuspended(const DThread *aThread) const;
-
-	// Needed so moved functions can access iBreakpoint list and related functions
-	friend class D_RMD_Breakpoints;
-	// Needed so moved functions can access stepping functionality
-	friend class DRMDStepping;
-
-	// helper function was previously in rm_debug_kerneldriver.cpp
-	inline TInt Bitcount(TUint32 val)
-		{
-			TInt nbits;
-
-			for (nbits = 0; val != 0; nbits++)
-			{
-				val &= val - 1;		// delete rightmost 1-bit in val
-			}
-			
-			return nbits;
-		}
-
-	// Security critical - this returns whether the specified process is debuggable or not
-	TInt IsDebuggable(const TUint32 aProcessId);
-
-private:
-	DThread* iClientThread;
-	DRM_DebugEventHandler* iEventHandler;
-	
-	TUint32 iExcludedROMAddressStart;
-	TUint32 iExcludedROMAddressEnd;
-	
-	TUint32 iPageSize;
-	
-	RArray<Debug::TProcessInfo> iDebugProcessList; //processes that we are debugging
-
-	D_RMD_Breakpoints* iBreakManager;	// new D_RMD_Breakpoints
-
-	DRMDStepping* iStepper;				// new DRMDStepping
-
-	DSemaphore* iStepLock;				// Synchronisation for stepping code.
-
-	TDynamicDfcQue* iDfcQ;
-
-	TBool	iInitialisedCodeModifier;	// Ensures we control its lifetime
-
-	TClientDataRequest<Debug::TEventInfo>* iAsyncGetValueRequest;
-};
-
-#endif //__RM_DEBUG_DRIVER_H__