1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 /**

    17  @file

    18  @internalComponent

    19 */

    20 

    21 #ifndef OTGDI_H

    22 #define OTGDI_H

    23 

    24 class DUsbOtgDriver;

    25 

    26 /**

    27   OTGDI is designed to be called solely from USBMAN

    28 */

    29 const TUint32 KUsbmanSvrUid = {0x101FE1DB};

    30 

    31 /**

    32   Logical Device (Factory Class) for USB OTG Driver

    33 */

    34 class DUsbOtgDriverFactory : public DLogicalDevice

    35 	{

    36 public:

    37 

    38 	DUsbOtgDriverFactory();

    39 	~DUsbOtgDriverFactory();

    40 

    41 	// Inherited from DLogicalDevice

    42 

    43 	virtual TInt Install();

    44 	virtual void GetCaps( TDes8& aDes ) const;

    45 	virtual TInt Create( DLogicalChannelBase*& aChannel );

    46 	};

    47 

    48 /**

    49   Communication Channel between User and Kernel for USB OTG Driver

    50 */

    51 class DUsbOtgDriverChannel : public DLogicalChannel

    52 	{

    53 public:

    54 

    55 	DUsbOtgDriverChannel();

    56 	virtual ~DUsbOtgDriverChannel();

    57 

    58 	// Inherited from DObject

    59 

    60 	virtual TInt DoCreate( TInt aUnit, const TDesC8* anInfo, const TVersion& aVer );

    61 

    62 	// Inherited from DLogicalChannel

    63 

    64 	virtual void HandleMsg( TMessageBase* aMsg );

    65 	virtual TInt SendMsg(TMessageBase* aMsg);

    66 

    67 private:

    68 

    69 	// Implementation for the different kinds of messages sent through RBusLogicalChannel

    70 

    71 	TInt DoControl( TInt aFunction, TAny* a1, TAny* a2 );

    72 	TInt DoRequest( TInt aReqNo, TRequestStatus* aStatus, TAny* a1, TAny* a2 );

    73 	void DoCancel( TUint aMask );

    74 	TInt SendRequest(TMessageBase* aMsg);

    75 

    76 private:

    77 

    78 	// Stack lock/unlock protected methods

    79 

    80 	TInt ProtectedControl( TInt aFunction );

    81 

    82 private:

    83 

    84 	DUsbOtgDriver*	iOtgDriver;

    85 	DThread*		iClient;

    86 	};

    87 

    88 #endif // OTGDI_H