baseport/syborg/specific/syborg.cia
author William Roberts <williamr@symbian.org>
Tue, 15 Jun 2010 12:57:21 +0100
branchGCC_SURGE
changeset 79 80387fbc46c5
parent 2 d55eb581a87c
permissions -rw-r--r--
Fix assorted small GCC issues - Bug 2935
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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* Copyright (c) 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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*
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*/
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#include <syborg_priv.h>
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//
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//	Timer Access Functions
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//
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// Set the starting count value for a timer
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EXPORT_C void __NAKED__ TSyborg::SetTimerLoad(TUint /*aTimerBase*/, TUint32 /*aValue*/)
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{
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  asm("str r1, [r0, #12]");
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  asm("bx lr");
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}
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// Read the load register (starting count value)
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EXPORT_C TUint __NAKED__ TSyborg::TimerLoad(TUint /*aTimerBase*/)
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{
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  asm("ldr r0, [r0, #12]");
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  asm("bx lr");
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}
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// Read the actual timer value
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EXPORT_C TUint __NAKED__ TSyborg::TimerValue(TUint /*aTimerBase*/)
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{
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	asm("ldr r0, [r0, #16]");
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    asm("bx lr");
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}
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// Clear the timer interrupt by writing a value to Timer x clear register
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// The written value doesn't matter as any value will clear the interrupt.
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EXPORT_C void __NAKED__ TSyborg::ClearTimerInt(TUint /*aTimerBase*/)
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{
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	asm("mov r1, #1");	
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	asm("str r1, [r0, #24]");
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    asm("bx lr");
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}
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//
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//Interrupt Controller Acces Functions
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//
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// Enable specified motherboard Int on either the PIC/SIC
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EXPORT_C void __NAKED__ TSyborg::EnableInt(TUint /*anId*/)
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{
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  asm("ldr r1, __KHwInt");
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  asm("str r0, [r1, #20]");
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  asm("bx lr");
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}
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// Disable specified motherboard Int on either the PIC/SIC
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EXPORT_C void __NAKED__ TSyborg::DisableInt(TUint /*anId*/)
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{
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  asm("ldr r1, __KHwInt");
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  asm("str r0, [r1, #16]");
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  asm("bx lr");
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	asm("__KHwInt:");
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	asm(".word %a0" : : "i" ((TInt)(KHwBaseSic)));
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}