navienginebsp/naviengine_assp/naviengine_assp.cia
author Ryan Harkin <ryan.harkin@nokia.com>
Tue, 28 Sep 2010 18:00:05 +0100
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Initial contribution supporting NaviEngine 1 This package_definition.xml will build support for three memory models - Single (sne1_tb) - Multiple (ne1_tb) - Flexible (fne1_tb)
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/*
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* Copyright (c) 2008-2009 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 "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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* naviengine_assp\naviengine.cia
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* NE1_TBVariant ASSP architecture layer
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*
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*/
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#include <e32cia.h>
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#include <naviengine_priv.h>
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EXPORT_C __NAKED__ void TNaviEngine::BootWaitMilliSeconds(TInt aDuration)
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//
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// Active waiting loop (not to be used after System Tick timer has been set up - Init3()
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//
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	{
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	//
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	// TO DO: (optional)
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	//
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	// Program a Hardware Timer to generate the required duration, and then loop until the timer expires.
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	// Do NOT use interrupts!
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	//
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	}
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__NAKED__ void TNaviEngine::NanoWait(TUint32 aInterval)
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//
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// Wait for aInterval nanoseconds
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//
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	{
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	// TO DO: work out the correct values for the hardware
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	asm("subs r0, r0, #100 ");
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	asm("1:");
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	asm("subhis r0, r0, #5 ");	// 400MHz, 2 cycles = 5ns
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	asm("bhi 1b");	
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	__JUMP(,lr);
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	}