1 /*

     2 * Copyright (c) 2010 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 /** @file

    20 

    21 XTI interface class for RAPU PlatSim

    22 

    23 *///=========================================================================

    24 

    25 

    26 #ifndef __XTIRX_H__

    27 #define __XTIRX_H__

    28 

    29 

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

    31 

    32 #include <kernel.h>

    33 #include <d32comm.h>

    34 

    35 //- Namespace ---------------------------------------------------------------

    36 

    37 

    38 //- Using -------------------------------------------------------------------

    39 

    40 

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

    42 

    43 

    44 //- Constants ---------------------------------------------------------------

    45 

    46 

    47 //- Macros ------------------------------------------------------------------

    48 

    49 

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

    51 

    52 

    53 //- Variables ---------------------------------------------------------------

    54 

    55 

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

    57 

    58 

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

    60 

    61 /**

    62 

    63 Interface class 				

    64 

    65 */

    66 class XtiRx : public DBase 

    67     {			  

    68     enum TRxState

    69 	    {

    70 		KRxStateIdle,           

    71 		KRxStateWaitDataLenMsg,

    72         KRxStateWaitDataMsg

    73         };

    74 

    75     public:

    76         static XtiRx* Instance();

    77 

    78         /**

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

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

    81          * @param aBuf Receive buffer

    82          * @return Standard Symbian error code

    83          */

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

    85 

    86         /**

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

    88          */

    89         IMPORT_C static void SetReceiveBufferRead();

    90 

    91     private:

    92         XtiRx();    

    93        ~XtiRx();

    94         static void Isr(TAny* aPtr);

    95         TInt Configure() const;

    96         TInt ConfigureUart() const;

    97 		static void ReceiveDataDfc( TAny* aPtr );

    98 		static void GPIOWakeupDfc( TAny* aPtr );

    99         static void GPIODeepSleepWakeupDfc( TAny* aPtr );

   100 		TInt Start() const;

   101         TInt Init();

   102 		TInt ReadData();

   103 		void SetPowerRequirements();

   104 		void ClearPowerRequirements();

   105         static void StandbyMode( TAny* aPtr );

   106         static void ResetReceiveState( TAny* aPtr );

   107         static void GPIOwakeIsr(TAny* aPtr);

   108         static void SetPowerDfc(TAny* aPtr);

   109         static void ClearPowerDfc(TAny* aPtr);

   110 

   111     private:

   112         TDfcQue*            iDfcQueue;

   113         TDfc                iReceiveDataDfc;

   114         TDfc                iGPIOWakeupDfc;

   115         TDfc                iSetPowerDfc;

   116         TDfc                iClearPowerDfc;

   117         static XtiRx*       iXtiRxPtr;

   118         TBool               iClocksOn;	

   119         TDfc*               iTraceCoreDfcPtr;

   120 		TDes8*              iRxBufferPtr;

   121 	  	TRxState            iRxState;

   122         TBool               iReceiveBufferFree;

   123         TUint32             iMessagelength;

   124         TTickLink           iWakeupResponseTimer;

   125 		TInt                iWakeupResponseCounter;

   126         TTickLink           iIdleTimer;

   127         TUint               iClientId;

   128     };

   129 

   130 

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

   132 

   133 

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

   135 

   136 

   137 //- Namespace ---------------------------------------------------------------

   138 

   139 #endif // __XTIRX_H__

   140 

   141 // End of File