kerneltest/e32test/misc/t_romchk.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 07 Jan 2010 13:38:45 +0200
changeset 33 0173bcd7697c
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permissions -rw-r--r--
Revision: 201001 Kit: 201001
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// Copyright (c) 1998-2009 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\misc\t_ramuse.cpp
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// 
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//
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#include <e32test.h>
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#include <e32rom.h>
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#include <e32svr.h>
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LOCAL_D RTest test(_L("T_ROMCHK"));
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TUint Check(const TUint32* aPtr, TInt aSize)
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	{
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	TUint sum=0;
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	aSize/=4;
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	while (aSize-->0)
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		sum+=*aPtr++;
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	return sum;
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	}
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GLDEF_C TInt E32Main()
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	{
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	test.Title();
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	test.Start(_L("Checking ROM contents..."));
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	const TRomHeader* romHdr = (const TRomHeader*)UserSvr::RomHeaderAddress();
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	if(!romHdr)
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		test.Printf(_L("No ROM Header found!"));
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	else
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		{
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		TInt size = romHdr->iUncompressedSize;
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		const TUint32* addr = (TUint32*)romHdr;
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		test.Printf(_L("ROM at %x, size %x\n"),addr,size);
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		TUint checkSum = Check(addr,size);
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		// hack the checksum because ROMBUILD is broken
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		checkSum -= (romHdr->iRomSize-size)/4; // adjust for missing 0xffffffff
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		checkSum -= romHdr->iCompressionType;
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		checkSum -= romHdr->iCompressedSize;
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		checkSum -= romHdr->iUncompressedSize;
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		TUint expectedChecksum = 0x12345678;
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		test.Printf(_L("Checksum = %8x, expected %8x\n"),checkSum,expectedChecksum);
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		test(checkSum==expectedChecksum);
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		}
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	test.End();
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	return 0;
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	}