sl@0: // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of the License "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // e32test/iic/iic_psl/spi.h
sl@0: //
sl@0: 
sl@0: #ifndef SPI_H_
sl@0: #define SPI_H_
sl@0: 
sl@0: #include <drivers/iic_channel.h>
sl@0: #include "../t_iic.h"
sl@0: 
sl@0: #ifdef LOG_SPI
sl@0: #define SPI_PRINT(str) Kern::Printf str
sl@0: #else
sl@0: #define SPI_PRINT(str)
sl@0: #endif
sl@0: 
sl@0: #ifndef STANDALONE_CHANNEL
sl@0: const TInt8 KSpiChannelNumBase = 1;	// Arbitrary, real platform may consult the Configuration Repository
sl@0: 									// Note limit of 5 bit representation (0-31)
sl@0: #endif
sl@0: 
sl@0: class THwDoneCallBack : public TDfc
sl@0: 	{
sl@0: public:
sl@0: 	inline THwDoneCallBack(THwDoneCbFn aFn, TAny* aPtr, TDfcQue* aQue, TInt aPriority) : TDfc(DfcFn, this, aQue, aPriority),iCbFn(aFn),iParam(aPtr) {}
sl@0: 	inline ~THwDoneCallBack(){}
sl@0: 	
sl@0: private:
sl@0: 	inline static void DfcFn(TAny* aPtr)
sl@0: 		{
sl@0: 		THwDoneCallBack* pCb = (THwDoneCallBack*) aPtr;
sl@0: 		pCb -> iCbFn(pCb->iParam);
sl@0: 		}
sl@0: 	
sl@0: private:
sl@0: 	THwDoneCbFn iCbFn;
sl@0: 	TAny* iParam;
sl@0: 	};
sl@0: 
sl@0: class DSimulatedIicBusChannelMasterSpi : public DIicBusChannelMaster
sl@0: 	{
sl@0: 	// platform specific implementation
sl@0: 
sl@0: 	enum TTestState
sl@0: 		{
sl@0: 		ETestNone=0,
sl@0: 		ETestWaitPriorityTest,
sl@0: 		ETestWaitTransOne,
sl@0: 		ETestSlaveTimeOut
sl@0: 		};
sl@0: 	
sl@0: 	enum TMyState
sl@0: 		{
sl@0: 		EIdle,
sl@0: 		EBusy
sl@0: 		};
sl@0: 	
sl@0: 	enum TIsrCause
sl@0: 		{
sl@0: 		EHwTransferDone,
sl@0: 		ETimeExpired
sl@0: 		};
sl@0: 	
sl@0: public:
sl@0: #ifdef STANDALONE_CHANNEL
sl@0: 	IMPORT_C
sl@0: #endif
sl@0: 	DSimulatedIicBusChannelMasterSpi(const TBusType aBusType, const TChannelDuplex aChanDuplex);
sl@0: 	~DSimulatedIicBusChannelMasterSpi(){iDynamicDfcQ->Destroy();};
sl@0: 	inline TInt Create() {return DoCreate();}
sl@0: 	TInt DoCreate();
sl@0: 	TInt ReleaseChanArray();
sl@0: 	void CompleteReq(TInt aResult);
sl@0: 
sl@0: private:
sl@0: 	TInt CheckHdr(TDes8* aHdr);	// Check the header is valid for this channel
sl@0: 	virtual TInt StaticExtension(TUint aFunction, TAny* aParam1, TAny* aParam2);	
sl@0: 
sl@0: 	TInt CompareTransactionOne(TIicBusTransaction* aTransaction);
sl@0: 
sl@0: public:
sl@0: 	// gateway function for PSL implementation
sl@0: 	TInt DoRequest(TIicBusTransaction* aTransaction);
sl@0: 	TInt HandleSlaveTimeout();
sl@0: 	// Test functions to allow simulating delayed processing of requests
sl@0: 	static TBool IsRequestDelayed(DSimulatedIicBusChannelMasterSpi* aChan);
sl@0: 	static void SetRequestDelayed(DSimulatedIicBusChannelMasterSpi* aChan,TBool aDelay);
sl@0: 
sl@0: 	TInt ProcessTrans(TIicBusTransaction* aTransaction); // Accessed by callback
sl@0: 	TInt AsynchStateMachine(TInt aReason);
sl@0: 	TInt DoSimulatedTransaction();
sl@0: 	TInt DoHwPreparation();
sl@0: 	static void TransactionTimerCallBack(TAny*);
sl@0: 	
sl@0: 	inline TInt8 GetChanNum() {return iChannelNumber;};
sl@0: private:
sl@0: 	TDynamicDfcQue*	iDynamicDfcQ;	// Use TDynamicDfcQue since will want to DeRegister channels
sl@0: 	
sl@0: 	TIicBusTransaction* iCurrTrans;
sl@0: 	
sl@0: 	static TInt8 iCurrentChanNum;
sl@0: 
sl@0: 	TInt8 iTestState;
sl@0: 	TInt8 iChannelState;
sl@0: 	
sl@0: 	TBool iReqDelayed;
sl@0: 	THwDoneCallBack *iCb;
sl@0: 	TInt iPriorityTestResult[KPriorityTestNum];
sl@0: 	TBool iPriorityTestDone;
sl@0: 	};
sl@0: #ifndef STANDALONE_CHANNEL
sl@0: TInt8 DSimulatedIicBusChannelMasterSpi::iCurrentChanNum = KSpiChannelNumBase; // Initialise static member of DSimulatedIicBusChannelMasterSpi
sl@0: #endif
sl@0: class DSimulatedIicBusChannelSlaveSpi : public DIicBusChannelSlave
sl@0: 	{
sl@0: public:
sl@0: 	// platform specific implementation
sl@0: #ifdef STANDALONE_CHANNEL
sl@0: 	IMPORT_C
sl@0: #endif
sl@0: 	DSimulatedIicBusChannelSlaveSpi(const DIicBusChannel::TBusType aBusType, const DIicBusChannel::TChannelDuplex aChanDuplex);
sl@0: 	inline TInt Create() {return DoCreate();}
sl@0: 	TInt DoCreate();
sl@0: 	// gateway function for PSL implementation
sl@0: 	TInt DoRequest(TInt aTrigger);
sl@0: 	void ProcessData(TInt aTrigger, TIicBusSlaveCallback*  aCb);
sl@0: 	virtual TInt StaticExtension(TUint aFunction, TAny* aParam1, TAny* aParam2);	
sl@0: 	static void SlaveAsyncSimCallback(TAny* aPtr);
sl@0: 	inline void ChanCaptureCb(TInt aResult) {ChanCaptureCallback(aResult);}
sl@0: 	inline void SetChanNum(TInt8 aChanNum) {iChannelNumber = aChanNum;};
sl@0: protected:
sl@0: 	virtual void SendBusErrorAndReturn() {return;} // Not implemented in simulated PSL
sl@0: 
sl@0: 	private:
sl@0: 	TInt CheckHdr(TDes8* aHdr);	// Check the header is valid for this channel
sl@0: 	virtual TInt CaptureChannelPsl(TDes8* aConfigHdr, TBool aAsynch);
sl@0: 
sl@0: private:
sl@0: 	NTimer iSlaveTimer;
sl@0: 	};
sl@0: 
sl@0: 
sl@0: 
sl@0: #endif /*SPI_H_*/