1 /*

     2 * Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 *

    16 */

    17 

    18 

    19 #ifndef MMCLDD_H_

    20 #define MMCLDD_H_

    21 

    22 #include <mmc.h>

    23 #include "LddAsyncRequest.h"

    24 

    25 /**

    26  * LDD factory object for MMCSD

    27  *

    28  */

    29 class DLddFactoryMmcCntrlInterface : public DLogicalDevice

    30 	{

    31 public:

    32 	DLddFactoryMmcCntrlInterface();

    33 	virtual ~DLddFactoryMmcCntrlInterface();

    34 	virtual TInt Install();

    35 	virtual void GetCaps(TDes8 &aDes) const;

    36 	virtual TInt Create(DLogicalChannelBase*& aChannel); 	//overriding pure virtual

    37 	};

    38 

    39 	

    40 /**

    41  * MMCSD LDD logical channel

    42  *

    43  */

    44 class DLddMmcCntrlInterface : public DLogicalChannel , MAsyncRequestObserver

    45 	{

    46 public:

    47 	DLddMmcCntrlInterface();

    48 	~DLddMmcCntrlInterface();

    49 protected:

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

    51 	virtual void HandleMsg(class TMessageBase *);

    52 private:

    53 	void DoCancel(TInt aReqNo);

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

    55 	TInt MediaChangeDoControl(TInt aFunction, TAny* a1, TAny* a2);

    56 	TInt PsuDoControl(TInt aFunction, TAny* a1, TAny* a2);

    57 	TInt SocketDoControl(TInt aFunction, TAny* a1, TAny* a2);

    58 	TInt StackDoControl(TInt aFunction, TAny* a1, TAny* a2);

    59 	

    60 	// async request methods

    61 	TInt DoRequest(TInt aFunction, TRequestStatus* aStatus, TAny* a1, TAny* a2);

    62 	TInt SocketDoRequest(TRequestStatus* aStatus, TAny* a1, TAny *a2, TInt aCommand);

    63 	TInt StackConfigureEffectiveModes(TInt aEffectiveModesFunctionId, TAny* aParam);

    64 

    65 	// FROM MAsyncRequestObserver

    66 	virtual void Notify(DLddAsyncRequest& aRequest);

    67 

    68 private:

    69 	enum TMmcAsyncCmd {EMmcSesNone,EMmcSesReadBlk,EMmcSesWriteBlk, EMmcSesReadCSD, EMmcSesReadExtCSD, EMMcSocketPowerUp, EMMcStackPowerUp};	

    70 	DMmcSessionAsyncRequest* CreateAsyncSessionRequest(TMmcAsyncCmd aCommand, TRequestStatus* aStatus);

    71 	DBusEventRequest* CreateAsyncBusEventRequest(TMmcAsyncCmd aCommand, TRequestStatus* aStatus, TInt aUnit);

    72 

    73 	

    74 	TBool RequestStatusExists(TRequestStatus* aStatus);

    75 	void ClearRequest(DLddAsyncRequest* aRequest);

    76 	

    77 private:

    78     enum TPanic {EReadDes,EWriteDes,EWriteTInt,EUnknownMmcSes};

    79     TInt iStackNum;

    80     DMMCPsu* iPsu;

    81     DMMCMediaChange* iMediaChange;

    82   	DMMCSocket* iSocket;

    83   	DMMCStack* iStack;

    84     TMMCard* iCard;

    85 

    86 	DThread* iClient;

    87 	TCSD iCSD;

    88 	TExtendedCSD iExtendedCSD;

    89 	TBool iIsSD;	

    90 	RPointerArray<DLddAsyncRequest> iAsyncList;

    91 	TMMCStackConfig iStackConfig;

    92 	TInt			iUnit;

    93 	};

    94 

    95 #endif /*MMCLDD_H_*/