// Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

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

// which accompanies this distribution, and is available

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

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// This header provides the interface to MMCIF.LDD, which provides a set of

// direct interface functions with the kernel MultiMediaCard Controller

// 

//

#if !defined(__D_MMCIF_H__)

#include <e32cmn.h>

#ifndef __KERNEL_MODE__

#include <e32std.h>

#endif

//

enum TMmcMediaType {EMmcROM,EMmcFlash,EMmcIO,EMmcOther,EMmcNotSupported};

//

const TInt KMaxCardsPerStack=2;

const TInt KSectorSizeInBytes=512;

const TInt KSectorSizeShift=9;

const TInt KDrvBufSizeInSectors=8;

/**

@internalComponent

*/

class TMmcCardInfo

	{

public:

	inline TMmcCardInfo()

		  {memset(this,0x00,sizeof(TMmcCardInfo)); iMediaType=EMmcNotSupported;}

public:

	TBool iIsReady;

	TBool iIsLocked;

	TUint8 iCID[16];

	TUint8 iCSD[16];

	TUint16 iRCA;

	TMmcMediaType iMediaType;

    TInt64 iCardSizeInBytes;

	TUint iReadBlLen;

	TUint iWriteBlLen;

	TBool iReadBlPartial;

	TBool iWriteBlPartial;

	TBool iReadBlkMisalign;

	TBool iWriteBlkMisalign;

    TInt iReadCurrentInMilliAmps;

    TInt iWriteCurrentInMilliAmps;

	TUint iSpecVers;

	TUint iTAAC;

	TUint iNSAC;

	TUint iTransferSpeed;

	TUint iCommandRegister;

	TBool iHighCapacity;

	};

/**

@internalComponent

*/

class TCapsMmcIfV01

	{

public:

	TVersion version;

	};

/**

@internalComponent

*/

class RMmcCntrlIf : public RBusLogicalChannel

	{

public:

	enum {EMajorVersionNumber=1,EMinorVersionNumber=0,EBuildVersionNumber=1};

	enum TRequest

		{

		EReqReadSect,

		EReqWriteSect,

		EReqPwrUp,

		EReqReadExtCSD

		};

	enum TControl

        {

		ESvReset,

		ESvPwrDown,

		ESvRegisterEvent,

		EExecSelectCard,

		EExecStackInfo,

        EExecCardInfo

		};

public:

	inline void Cancel();

	inline TInt Open(TInt aStack,const TVersion& aVer)

		{return(DoCreate(_L("MmcIf"),aVer,(TInt)aStack,NULL,NULL));}

	inline TVersion VersionRequired() const

		{return(TVersion(EMajorVersionNumber,EMinorVersionNumber,EBuildVersionNumber));}

	inline void Reset()

		{DoControl(ESvReset);}

	inline void PwrDownStack()

		{DoControl(ESvPwrDown);}

	inline TInt StackInfo(TUint& aCardsPresentMask)

		{return(DoControl(EExecStackInfo,&aCardsPresentMask));}

	inline TInt SelectCard(TInt aCard)

		{return(DoControl(EExecSelectCard,(TAny*)aCard));}

	inline TInt CardInfo(TMmcCardInfo& anInfo)

		{return(DoControl(EExecCardInfo,&anInfo));}

//	inline TInt RegisterEvent(TUint anEventMask,TRequestStatus *aReqStat)

//		{return(DoControl(ESvRegisterEvent,(TAny*)anEventMask,(TAny*)aReqStat));}

	inline void PwrUpAndInitStack(TRequestStatus& aStatus)

		{DoRequest(EReqPwrUp,aStatus);}

	inline void ReadSector(TRequestStatus &aStatus,TInt aSectNum,TDes8 &aDes)

		{DoRequest(EReqReadSect,aStatus,(TAny*)aSectNum,(TAny*)&aDes);}

	inline void WriteSector(TRequestStatus &aStatus,TInt aSectNum,const TDesC8 &aDes)

		{DoRequest(EReqWriteSect,aStatus,(TAny*)aSectNum,(TAny*)&aDes);}

	inline void ReadExtCSD(TRequestStatus& aStatus, TDes8& aExtCSD)

		{DoRequest(EReqReadExtCSD, aStatus, (TAny*) &aExtCSD, NULL);}

	};

//

#endif