Adaptation/GUID-BA4E634D-5B03-4848-8D42-743914D0955E.dita
author Graeme Price <GRAEME.PRICE@NOKIA.COM>
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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-BA4E634D-5B03-4848-8D42-743914D0955E" xml:lang="en"><title>SDIO Interface Overview</title><shortdesc>Provides a summary of the SDIO platform service interface.</shortdesc><prolog><metadata><keywords/></metadata></prolog><conbody>
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<section id="GUID-E68D39FA-6CA3-42F6-972A-C98010174AEC">         
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   <title>Stack implementation</title>             <p>The SDIO stack
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is created by implementing the following functions of the <xref href="GUID-908B4DA8-8E1C-3B38-90FF-14EC52277B91.dita"><apiname>DSDIOStack</apiname></xref> class. </p><table id="GUID-86F939E6-A78E-456D-A73B-C3E9F770F979">
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<tgroup cols="2"><colspec colname="col1"/><colspec colname="col2"/>
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<thead>
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<row>
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<entry valign="top">API</entry>
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<entry valign="top">Description</entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry><xref href="GUID-908B4DA8-8E1C-3B38-90FF-14EC52277B91.dita#GUID-908B4DA8-8E1C-3B38-90FF-14EC52277B91/GUID-C4395EDB-2CB8-3BA7-A1C6-6B65A3A1FC46"><apiname>DSDIOStack::IssueMMCCommandSM()</apiname></xref></entry>
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<entry>Function to handle the commands to the bus and must also extend
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the support of the SDIO protocol.</entry>
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</row>
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<row>
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<entry><xref href="GUID-908B4DA8-8E1C-3B38-90FF-14EC52277B91.dita#GUID-908B4DA8-8E1C-3B38-90FF-14EC52277B91/GUID-F547703F-62A6-359D-9AC6-818689DDE2DB"><apiname>DSDIOStack::EnableSDIOInterrupt()</apiname></xref></entry>
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<entry> Function to enable or disable SDIO interrupts.</entry>
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</row>
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<row>
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<entry><xref href="GUID-908B4DA8-8E1C-3B38-90FF-14EC52277B91.dita#GUID-908B4DA8-8E1C-3B38-90FF-14EC52277B91/GUID-CE55D746-6F55-316B-86F3-6799F29F19B4"><apiname>DSDIOStack::MaxBlockSize()</apiname></xref></entry>
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<entry>Get the maximum block size of the data that can be transferred
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on a SDIO bus.</entry>
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</row>
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</tbody>
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</tgroup>
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</table>         </section>
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<section id="GUID-7A309FAE-CB39-4C3D-9814-13642749FFD0"><title>PSU
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implementation</title><p>The Power Supply Unit (PSU) functionality
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is provided by the <xref href="GUID-9BF2FEAC-F6B8-3071-A4AB-976E33354F1D.dita"><apiname>DSDIOPsu</apiname></xref> class. </p><table id="GUID-D09F19E2-D07B-4B3A-9499-7F81E35397D5">
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<tgroup cols="2"><colspec colname="col1"/><colspec colname="col2"/>
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<thead>
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<row>
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<entry valign="top">API</entry>
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<entry valign="top">Description</entry>
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</row>
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</thead>
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<tbody>
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<row>
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<entry><xref href="GUID-9BF2FEAC-F6B8-3071-A4AB-976E33354F1D.dita#GUID-9BF2FEAC-F6B8-3071-A4AB-976E33354F1D/GUID-C99157B6-2E06-3C37-8955-05046E2C08FF"><apiname>DSDIOPsu::PsuInfo(TPBusPsuInfo&amp; anInfo)</apiname></xref></entry>
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<entry>Fills the <xref href="GUID-E3BB783F-423F-352A-9B6E-FD23EC80AA8D.dita"><apiname>TPBusPsuInfo</apiname></xref> object with platform
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specific information.</entry>
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</row>
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</tbody>
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</tgroup>
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</table><p>The header file for the SDIO can be found <xref href="http://developer.symbian.org/xref/oss/xref/MCL/sf/os/kernelhwsrv/kernel/eka/drivers/pbus/mmc/sdcard/sdcard3c/sdio/sdio.h.dita">here</xref>.</p></section>
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</conbody><related-links>
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<link href="GUID-E0AE0AE2-572B-485F-87C6-BDCE55DDC808.dita"><linktext>Power
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Management Services Client Interface guide</linktext></link>
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<link href="GUID-C2068400-B0EF-4451-8F64-76A8E2DAF313.dita"><linktext>Power
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Management Services Implementation Guide</linktext></link>
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</related-links></concept>