1 /*

     2 * Copyright (c) 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 the License "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 __IIC_PSL_H__

    20 #define __IIC_PSL_H__

    21 

    22 const TInt KIicPslNumOfChannels = 3; // Arbitrary value - represents the number of channels supported

    23 

    24 const TUint KIicPslInterruptsAll = 0xFF;	// Arbitrary value, for template

    25 const TUint KIicPslRxInterrupt = 0x1;		// Arbitrary value, for template

    26 const TUint KIicPslTxInterrupt = 0x2;		// Arbitrary value, for template

    27 

    28 const TInt KTimeoutValue = 5;         // guard-timer timeout value (in ms)

    29 

    30 // Array of pointers to the channels that are created by the PSL.

    31 // The array is used to register these channels with the IIC Bus Controller

    32 extern DIicBusChannel* ChannelPtrArray[KIicPslNumOfChannels];

    33 

    34 

    35 // A bit-field to store the current mode of operation

    36 struct TIicOperationType

    37     {

    38     enum TOperation

    39         {

    40         ENop             = 0x00,

    41         ETransmitOnly    = 0x01,

    42         EReceiveOnly     = 0x02,

    43         ETransmitReceive = 0x03

    44         };

    45 

    46     struct TOp

    47         {

    48         TUint8 iIsTransmitting : 1;

    49         TUint8 iIsReceiving    : 1;

    50         TUint8 iRest           : 6;

    51         };

    52 

    53     union

    54         {

    55         TOp iOp;

    56         TUint8 iValue;

    57         };

    58     };

    59 

    60 #endif /*__IIC_PSL_H__*/