kerneltest/e32test/mmu/d_shadow.cia
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 07 Jan 2010 13:38:45 +0200
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permissions -rw-r--r--
Revision: 201001 Kit: 201001
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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\mmu\d_shadow.cia
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// LDD for testing ROM shadowing
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// 
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//
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#include <kernel/kern_priv.h>
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#include <platform.h>
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#include <kernel/cache.h>
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#include "d_shadow.h"
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#ifdef __MARM__
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#include <arm.h>
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__NAKED__ TInt DoRead(TAny*)
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	{
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	asm("mrs r2, cpsr ");
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	asm("orr r3, r2, #%a0" : : "i" ((TInt)KAllInterruptsMask));
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	asm("msr cpsr, r3 ");
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	asm("mrc p15, 0, ip, c3, c0, 0 ");
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	asm("mvn r1, #0 ");
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	asm("mcr p15, 0, r1, c3, c0, 0 ");
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	CPWAIT(,r1);
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	asm("ldr r0, [r0] ");
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	asm("mcr p15, 0, ip, c3, c0, 0 ");
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	CPWAIT(,r1);
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	asm("msr cpsr, r2 ");
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	__JUMP(,lr);
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	}
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__NAKED__ TInt GetMmuId()
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	{
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	asm("mrc p15, 0, r0, c0, c0 ");
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	__JUMP(,lr);
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	}
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__NAKED__ TInt GetCacheType()
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	{
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	asm("mrc p15, 0, r0, c0, c0, 1 ");
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	__JUMP(,lr);
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	}
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__NAKED__ TUint GetTTBCR()
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	{
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	asm("mrc p15, 0, r0, c2, c0 ,2");
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	__JUMP(,lr);
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	}
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__NAKED__ TUint GetControlRegister()
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	{
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	asm("mrc p15, 0, r0, c1, c0");
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	__JUMP(,lr);
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	}
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#endif