/*
* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "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:  
* naviengine_assp\assp.cia
*
*/



#include <e32cia.h>
#include <naviengine_priv.h>
#include <naviengine.h>
#include "navienginecia.h"
#include <upd35001_timer.h>


__NAKED__ void MsTimerTick(TAny* aPtr)
	{
	// Service 1ms tick interrupt
#ifdef TOGLE_UART_DTR_LINE
    asm("ldr r2, 3f");
    asm("add r2,r2,#0x10");             // KHwRoGpio_Port_Value
    asm("ldr r2, [r2]");
    asm("mov r3,#%a0" : : "i" ((TInt)(1<<9))); 
    asm("ands r2,r2,r3");
    asm("ldr r2, 3f");
    asm("add r2,r2,#0xc");               //r2 has KHwWoGpio_Port_Set_Clear_Lo
    asm("movne r3,r3,lsl #16");
    asm("str r3,[r2]");
#endif
    asm("ldr r1, 1f ");					// Base address of timer 0
	asm("mov r2, #%a0" : : "i" ((TInt)KNETimerGTIInt_TCI));
	asm("str r2, [r1, #%a0]" : : "i" _FOFF(NETimer,iGTInterrupt));	// clear interrupt
    asm("ldr r2, 2f ");                 // set period again  needed due to idle tick 
    asm("str r2, [r1, #%a0]" : : "i" _FOFF(NETimer,iTimerReset));	// supression
	asm("b  " CSM_ZN7NTimerQ4TickEv);	// Tick the millisecond timer

	asm("1: ");
	asm(".word %a0" : : "i" ((TInt)KHwTimersBase));
	asm("2: ");
	asm(".word %a0" : : "i" ((TInt)66666));
#ifdef TOGLE_UART_DTR_LINE
	asm("3: ");
	asm(".word %a0" : : "i" ((TInt)KHwGPIOBase));
#endif
	}


__NAKED__ TUint64 DoRead64(TLinAddr /*aAddr*/)
	{	
	asm("ldmia	r0, {r0-r1} ");
	__JUMP(,lr);	
	}
	

__NAKED__ void DoWrite64(TLinAddr aAddr, TUint64 aValue)
	{
#ifdef __EABI__
	asm("stmia	r0, {r2-r3} ");
#else
	asm("stmia	r0, {r1-r2} ");
#endif
	__JUMP(,lr);	            
	}