Adaptation/GUID-DF2F0439-AE1A-599C-91B9-6EF2177C3C7E.dita
author Graeme Price <GRAEME.PRICE@NOKIA.COM>
Fri, 15 Oct 2010 14:32:18 +0100
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
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<!-- This component and the accompanying materials are made available under the terms of the License 
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"Eclipse Public License v1.0" which accompanies this distribution, 
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and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
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<!-- Initial Contributors:
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    Nokia Corporation - initial contribution.
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Contributors: 
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-->
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<!DOCTYPE concept
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  PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
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<concept id="GUID-DF2F0439-AE1A-599C-91B9-6EF2177C3C7E" xml:lang="en"><title>DMA Framework</title><shortdesc>The DMA Framework is a kernel extension that manages DMA (Direct
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Memory Access) hardware.</shortdesc><prolog><metadata><keywords/></metadata></prolog><conbody>
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<p> Device drivers use DMA to copy data quickly between memory locations,
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and between memory and peripherals. This section describes how to create a
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port of it for your phone hardware. The Device Driver Guide documentation
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describes how to use the DMA Framework from a device driver. </p>
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<p>The DMA Framework provides a Platform Independent Layer. You must provide
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a Platform Specific Layer to implement the interface to the DMA Controller
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hardware on your phone. </p>
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</conbody><related-links>
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<link href="GUID-18EFC99D-68B6-51E1-8520-272DC278E82A.dita#GUID-18EFC99D-68B6-51E1-8520-272DC278E82A/GUID-11A6DFA7-4274-5545-823E-45D104295065">
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<linktext>DMA Framework in   the Device Driver Tutorial</linktext></link>
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</related-links></concept>