os/kernelhwsrv/kerneltest/e32test/system/t_reason.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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// Copyright (c) 1997-2009 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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// e32test\system\t_reason.cpp
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// Debugging aid which prints the ESHELL startup banner down the serial port, as an
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// aid to debugging repeated bleep-bleep-bleep restarting. 
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// 
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//
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#include "e32std.h"
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#include "e32std_private.h"
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#include "e32svr.h"
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#include "e32hal.h"
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TUint j;
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TInt E32Main()
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	{
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	FOREVER
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		{
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		TMachineStartupType reason;
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		UserHal::StartupReason(reason);
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		switch (reason)
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			{
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			case EStartupCold:		RDebug::Print(_L("Cold Start    ")); break;
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			case EStartupColdReset: 	RDebug::Print(_L("Cold Reset    ")); break;
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			case EStartupNewOs: 		RDebug::Print(_L("New OS        ")); break;
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			case EStartupPowerFail:		RDebug::Print(_L("Power failed  ")); break;
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			case EStartupWarmReset:		RDebug::Print(_L("Warm Reset    ")); break;
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			case EStartupKernelFault:	
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				TInt faultno;
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				UserHal::FaultReason(faultno);
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				if (faultno == 0x10000000)
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					RDebug::Print(_L("Kernel Exception  "));
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				else
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				if (faultno >= 0x10000)
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					RDebug::Print(_L("Kernel PANIC: %d  "), faultno-0x10000);
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				else
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					RDebug::Print(_L("Kernel FAULT: %d  "), faultno);
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				break;
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			case EStartupSafeReset:		RDebug::Print(_L("Safe Reset    ")); break;
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			default:
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				RDebug::Print(_L("<?reason=%d>  "), reason);
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				break;
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			}
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		if (reason==EStartupWarmReset || reason==EStartupPowerFail || reason==EStartupKernelFault)
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			{
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			TInt exceptno;
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			TExcInfo exceptInfo;
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			UserHal::ExceptionId(exceptno);
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			UserHal::ExceptionInfo(exceptInfo);
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			RDebug::Print(_L("(last exception %d: code %08x data %08x) "), exceptno, exceptInfo.iCodeAddress,exceptInfo.iDataAddress);
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			}
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		RDebug::Print(_L("\r\n\nCopyright (C) 1997-1999 Symbian Ltd\r\n\n"));
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		for (TInt i=0; i<1000000; i++)
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			j=i%17;	// waste some time
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		}
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	}