/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:

*

*/

/** @file

XTI interface class for RAPU PlatSim

*///=========================================================================

#ifndef __XTIRX_H__

#define __XTIRX_H__

//- Include Files  ----------------------------------------------------------

#include <kernel.h>

#include <d32comm.h>

//- Namespace ---------------------------------------------------------------

//- Using -------------------------------------------------------------------

//- Data Types --------------------------------------------------------------

//- Constants ---------------------------------------------------------------

//- Macros ------------------------------------------------------------------

//- External Data -----------------------------------------------------------

//- Variables ---------------------------------------------------------------

//- Forward Declarations ----------------------------------------------------

//- Class Definitions -------------------------------------------------------

/**

Interface class 				

*/

class XtiRx : public DBase 

    {			  

    enum TRxState

	    {

		KRxStateIdle,           

		KRxStateWaitDataLenMsg,

        KRxStateWaitDataMsg

        };

    public:

        static XtiRx* Instance();

        /**

         * This method is used to register a user to the driver.

         * @param aDfc Pointer to the DFC function which is called by the XTI driver when the data is available in the receive buffer.

         * @param aBuf Receive buffer

         * @return Standard Symbian error code

         */

        IMPORT_C static TInt Register( TDfc* aDfc, TDes8& aBuf );

        /**

         * User of the driver calls this function when the receive buffer has been read

         */

        IMPORT_C static void SetReceiveBufferRead();

    private:

        XtiRx();    

       ~XtiRx();

        static void Isr(TAny* aPtr);

        TInt Configure() const;

        TInt ConfigureUart() const;

		static void ReceiveDataDfc( TAny* aPtr );

		static void GPIOWakeupDfc( TAny* aPtr );

        static void GPIODeepSleepWakeupDfc( TAny* aPtr );

		TInt Start() const;

        TInt Init();

		TInt ReadData();

		void SetPowerRequirements();

		void ClearPowerRequirements();

        static void StandbyMode( TAny* aPtr );

        static void ResetReceiveState( TAny* aPtr );

        static void GPIOwakeIsr(TAny* aPtr);

        static void SetPowerDfc(TAny* aPtr);

        static void ClearPowerDfc(TAny* aPtr);

    private:

        TDfcQue*            iDfcQueue;

        TDfc                iReceiveDataDfc;

        TDfc                iGPIOWakeupDfc;

        TDfc                iSetPowerDfc;

        TDfc                iClearPowerDfc;

        static XtiRx*       iXtiRxPtr;

        TBool               iClocksOn;	

        TDfc*               iTraceCoreDfcPtr;

		TDes8*              iRxBufferPtr;

	  	TRxState            iRxState;

        TBool               iReceiveBufferFree;

        TUint32             iMessagelength;

        TTickLink           iWakeupResponseTimer;

		TInt                iWakeupResponseCounter;

        TTickLink           iIdleTimer;

        TUint               iClientId;

    };

//- Global Function Prototypes ----------------------------------------------

//- Inline Functions --------------------------------------------------------

//- Namespace ---------------------------------------------------------------

#endif // __XTIRX_H__

// End of File