/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:

*

*/

#include <syborg_priv.h>

//

//	Timer Access Functions

//

// Set the starting count value for a timer

EXPORT_C void __NAKED__ TSyborg::SetTimerLoad(TUint /*aTimerBase*/, TUint32 /*aValue*/)

{

  asm("str r1, [r0, #12]");

  asm("bx lr");

}

// Read the load register (starting count value)

EXPORT_C TUint __NAKED__ TSyborg::TimerLoad(TUint /*aTimerBase*/)

{

  asm("ldr r0, [r0, #12]");

  asm("bx lr");

}

// Read the actual timer value

EXPORT_C TUint __NAKED__ TSyborg::TimerValue(TUint /*aTimerBase*/)

{

	asm("ldr r0, [r0, #16]");

    asm("bx lr");

}

// Clear the timer interrupt by writing a value to Timer x clear register

// The written value doesn't matter as any value will clear the interrupt.

EXPORT_C void __NAKED__ TSyborg::ClearTimerInt(TUint /*aTimerBase*/)

{

	asm("mov r1, #1");	

	asm("str r1, [r0, #24]");

    asm("bx lr");

}

//

//Interrupt Controller Acces Functions

//

// Enable specified motherboard Int on either the PIC/SIC

EXPORT_C void __NAKED__ TSyborg::EnableInt(TUint /*anId*/)

{

  asm("ldr r1, __KHwInt");

  asm("str r0, [r1, #20]");

  asm("bx lr");

}

// Disable specified motherboard Int on either the PIC/SIC

EXPORT_C void __NAKED__ TSyborg::DisableInt(TUint /*anId*/)

{

  asm("ldr r1, __KHwInt");

  asm("str r0, [r1, #16]");

  asm("bx lr");

	asm("__KHwInt:");

	asm(".word %a0" : : "i" (TInt)(KHwBaseSic));

}