os/boardsupport/emulator/emulatorbsp/test/exdriver/exdriver_pio/inc/d_expio_emul.h
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// This is a header file to define wins specific classes and info
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// 
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//
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#ifndef __D_EXPIO_EMUL_H__
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#define __D_EXPIO_EMUL_H__
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// pdd include file
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#include "d_expio_pdd.h"
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// include files
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#include <d32comm.h> // comm header file
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// DFC related constants
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//
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_LIT(KExEmulUartDfcName,"ExEmulUartDfc"); 		// Name of the DFC thread
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const TInt KExEmulUartDfcPriority=26; 		// DFC thread priority		
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// UART FIFO sizes
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const TInt KTxFifoSize=64; // 64bytes fifo
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const TInt KRxFifoSize=64; // 64bytes fifo
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// Timer constants
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const TInt KRxPollTimeout=1; // 1ms
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const TInt KTimerStarted=1;
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const TInt KTimerExpired=0;
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const TInt KTimerCancelled=-1;
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/**
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 * Physical device class specific for Emulator UART Physical Device Driver (PDD)
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 */
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class DExEmulPhysicalDevice: public DExDriverPhysicalDevice
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{
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public:
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    DExEmulPhysicalDevice();   
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    ~DExEmulPhysicalDevice();  // Destructor
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    TInt Create(DBase*& aChannel, TInt aUnit, const TDesC8* aInfo, 
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    										const TVersion& aVer);
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};
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/**
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 Hardware peripheral class
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 Target specific class, H4 uart controller. This class 
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 is accessed from physical channel class. It's object 
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 is created in physical channel DoCreate()and deleted 
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 in it's destructor
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 */ 
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class DExUartPhysicalChannelEmul:public DExDriverPhysicalChannel
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	{
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public:
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	// Public functions access to all
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	DExUartPhysicalChannelEmul();					// Constructor	
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	~DExUartPhysicalChannelEmul();					// Destructor	
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	TInt DoCreate(TInt aUnit, const TDesC8* aInfo, 
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								const TVersion& aVer); // 2nd Stage constructor
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	void Caps(TDes8& aCaps);						// Get channel Capabilities
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	TInt Configure(const TCommConfigV01& aConfig);  // Configure the uart	
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	TInt TransmitData(const TDesC8& aData);			// Transmit data to uart	
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	TInt ReceiveData(TDes8& aData,TInt aLen);					// Receive data from uart	
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	TDynamicDfcQue* DfcQ();							// DFC queue creation
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private:
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	static void RxPollTimerCallback(TAny* aPtr);	
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private:	
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	TBool iConfigured;				// Channel configuration status;
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	TBps iBaudRate;		
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	NTimer iRxPollTimer;			// Timer to poll for Rx data
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	TInt iTimerStatus;				// Rx data timer status
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	// Windows handle for com port
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	HANDLE hCommPort;
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	DWORD iBytesRead;
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	DWORD iBytesWritten;
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	};
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#endif // __D_EXPIO_EMUL_H__
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//
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// End of d_expio_emul.h