kernel/eka/include/drivers/otgdi.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 12 Mar 2010 15:50:11 +0200
branchRCL_3
changeset 80 597aaf25e343
parent 0 a41df078684a
permissions -rw-r--r--
Revision: 201008 Kit: 201008
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// Copyright (c) 2007-2009 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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 @file
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 @internalComponent
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*/
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#ifndef OTGDI_H
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#define OTGDI_H
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class DUsbOtgDriver;
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/**
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  OTGDI is designed to be called solely from USBMAN
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*/
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const TUint32 KUsbmanSvrUid = {0x101FE1DB};
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/**
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  Logical Device (Factory Class) for USB OTG Driver
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*/
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class DUsbOtgDriverFactory : public DLogicalDevice
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	{
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public:
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	DUsbOtgDriverFactory();
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	~DUsbOtgDriverFactory();
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	// Inherited from DLogicalDevice
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	virtual TInt Install();
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	virtual void GetCaps( TDes8& aDes ) const;
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	virtual TInt Create( DLogicalChannelBase*& aChannel );
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	};
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/**
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  Communication Channel between User and Kernel for USB OTG Driver
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*/
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class DUsbOtgDriverChannel : public DLogicalChannel
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	{
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public:
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	DUsbOtgDriverChannel();
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	virtual ~DUsbOtgDriverChannel();
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	// Inherited from DObject
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	virtual TInt DoCreate( TInt aUnit, const TDesC8* anInfo, const TVersion& aVer );
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	// Inherited from DLogicalChannel
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	virtual void HandleMsg( TMessageBase* aMsg );
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	virtual TInt SendMsg(TMessageBase* aMsg);
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private:
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	// Implementation for the different kinds of messages sent through RBusLogicalChannel
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	TInt DoControl( TInt aFunction, TAny* a1, TAny* a2 );
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	TInt DoRequest( TInt aReqNo, TRequestStatus* aStatus, TAny* a1, TAny* a2 );
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	void DoCancel( TUint aMask );
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	TInt SendRequest(TMessageBase* aMsg);
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private:
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	// Stack lock/unlock protected methods
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	TInt ProtectedControl( TInt aFunction );
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private:
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	DUsbOtgDriver*	iOtgDriver;
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	DThread*		iClient;
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	};
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#endif // OTGDI_H