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// Copyright (c) 2008-2009 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 the License "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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// e32test/iic/iic_slaveclient.cpp
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// Simulated client of IIC Platform Independent Layer (PIL) Slave functionality
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//
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#include <kernel/kern_priv.h> // for DThread, TDfc
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#ifdef STANDALONE_CHANNEL
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#include <drivers/iic_transaction.h>
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#else
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#include <drivers/iic.h>
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#endif
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#include "../t_iic.h"
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#ifdef STANDALONE_CHANNEL
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#include <drivers/iic_channel.h>
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#include "i2c.h"
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#endif
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#ifdef LOG_SLAVECLIENT
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#define CLIENT_PRINT(str) Kern::Printf str
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#else
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#define CLIENT_PRINT(str)
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#endif
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//For channel creation
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#ifdef STANDALONE_CHANNEL
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#define NUM_CHANNELS 3 // Arbitrary
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#if defined(MASTER_MODE) && !defined(SLAVE_MODE)
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const TInt KChannelTypeArray[NUM_CHANNELS] = {DIicBusChannel::EMaster, DIicBusChannel::EMaster, DIicBusChannel::EMaster};
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#elif defined(MASTER_MODE) && defined(SLAVE_MODE)
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const TInt KChannelTypeArray[NUM_CHANNELS] = {DIicBusChannel::EMaster, DIicBusChannel::ESlave, DIicBusChannel::EMasterSlave};
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#else
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const TInt KChannelTypeArray[NUM_CHANNELS] = {DIicBusChannel::ESlave, DIicBusChannel::ESlave, DIicBusChannel::ESlave};
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#endif
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#define CHANNEL_TYPE(n) (KChannelTypeArray[n])
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#define CHANNEL_DUPLEX(n) (DIicBusChannel::EHalfDuplex)
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#define BUS_TYPE (DIicBusChannel::EI2c)
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#if defined(MASTER_MODE)
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const TInt8 KI2cChannelNumBase = 10; // Arbitrary, real platform may consult the Configuration Repository
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// Note limit of 5 bit representation (0-31)
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#else
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const TInt8 KI2cChannelNumBase = 10 + NUM_CHANNELS; // For Slave mode, want to provide different response
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// If client assumes Master mode, should be informed not available
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#endif/*MASTER_MODE*/
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LOCAL_C TInt8 AssignChanNumI2c()
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{
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static TInt8 iBaseChanNumI2c = KI2cChannelNumBase;
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CLIENT_PRINT(("I2C AssignChanNum - on entry, iBaseChanNum = 0x%x\n",iBaseChanNumI2c));
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return iBaseChanNumI2c++; // Arbitrary, for illustration
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}
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class DIicSlaveClientChan : public DBase
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{
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public:
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DIicSlaveClientChan(DIicBusChannel* aChan, TInt8 aChanNum, TInt aChanType):iChan(aChan),iChanNumber(aChanNum),iChanType(aChanType){};
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~DIicSlaveClientChan();
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TInt GetChanNum()const {return iChanNumber;};
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TInt GetChanType()const {return iChanType;};
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DIicBusChannel* GetChannelPtr(){return iChan;};
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private:
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TInt8 iChanNumber;
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TInt iChanType;
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DIicBusChannel* iChan;
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};
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DIicSlaveClientChan::~DIicSlaveClientChan()
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{
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if(iChan)
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delete iChan;
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}
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#endif/*STANDALONE_CHANNEL*/
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const TInt KIicSlaveClientThreadPriority = 24;
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const TInt KIicSlaveClientDfcPriority = 3; // 0 to 7, 7 is highest
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const TInt KMaxNumChannels = 2; // 1 "true" slave, one "dummy"
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#ifdef STANDALONE_CHANNEL
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_LIT(KLddRootName,"iic_slaveclient_ctrless");
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#else
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_LIT(KLddRootName,"iic_slaveclient");
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#endif
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_LIT(KIicSlaveClientThreadName,"IicSlaveClientLddThread");
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struct TCapsIicSlaveClient
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{
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TVersion version;
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};
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class DDeviceIicSlaveClient : public DLogicalDevice
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{
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public:
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/**
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* The constructor
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*/
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DDeviceIicSlaveClient();
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/**
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* The destructor
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*/
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~DDeviceIicSlaveClient();
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/**
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* Second stage constructor - install the device
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*/
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virtual TInt Install();
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/**
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* Get the Capabilites of the device
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* @param aDes descriptor that will contain the returned capibilites
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*/
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virtual void GetCaps(TDes8 &aDes) const;
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/**
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* Create a logical channel to the device
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*/
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virtual TInt Create(DLogicalChannelBase*& aChannel);
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};
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class DChannelIicSlaveClient : public DLogicalChannel
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{
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public:
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DChannelIicSlaveClient();
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~DChannelIicSlaveClient();
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virtual TInt DoCreate(TInt aUnit, const TDesC8* aInfo, const TVersion& aVer);
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void RequestComplete(TInt r);
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TInt CheckDataWritten();
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TInt CheckDataRead();
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static void SlaveClientCallbackFunc(TInt aChannelId, TInt aReturn, TInt aTrigger, TInt16 aRxWords, TInt16 aTxWords, TAny* aParam);
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#ifdef STANDALONE_CHANNEL
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static TInt OrderEntries(const DIicSlaveClientChan& aMatch, const DIicSlaveClientChan& aEntry);
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#endif
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protected:
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virtual void HandleMsg(TMessageBase* aMsg); // Note: this is a pure virtual in DLogicalChannel
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TInt DoControl(TInt aId, TAny* a1, TAny* a2); // Name for convenience!
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TInt DoRequest(TInt aId, TRequestStatus* aStatus, TAny* a1, TAny* a2); // Name for convenience!
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private:
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TInt InitSlaveClient();
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TInt CbProcessOverUnderRunRxTx();
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TInt RegisterRxBuffer(TInt aChannelId, TPtr8 aRxBuffer, TInt8 aBufGranularity, TInt8 aNumWords, TInt8 aOffset);
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TInt SetNotificationTrigger(TInt aChannelId, TInt aTrigger);
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TInt StaticExtension(TUint aId, TUint aFunction, TAny* aParam1, TAny* aParam2);
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TInt RegisterTxBuffer(TInt aChannelId, TPtr8 aTxBuffer, TInt8 aBufGranularity, TInt8 aNumWords, TInt8 aOffset);
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TInt CaptureChannel(TInt aBusId, TDes8* aConfigHdr, TIicBusSlaveCallback* aCallback, TInt& aChannelId, TBool aAsynch=NULL);
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TInt ReleaseChannel(TInt aChannelId);
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private:
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TDynamicDfcQue* iDfcQue;
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TIicBusSlaveCallback* iNotif;
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HBuf8* iConfigHdr;
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TRequestStatus* iStatus;
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TUint8* iRxBuf;
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TUint8* iTxBuf;
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TUint8* iBusTxCheckBuf;
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TInt8 iNumRegRxWords;
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TInt8 iNumRegTxWords;
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TInt8 iTxRegGranularity;
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TInt8 iTxRegOffset;
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TInt8 iTxReqNumWords;
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TInt8 iRxRegGranularity;
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TInt8 iRxRegOffset;
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TInt8 iRxReqNumWords;
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TUint iBusId;
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#ifdef STANDALONE_CHANNEL
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// For some slave-channel-only functions,e.g. ReleaseChannel, RegisterRxBuffer, etc.
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// the client needs to remember the slave channel that has been captured
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struct TCapturedChannel
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{
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DIicSlaveClientChan* iChannel;
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TInt iChannelId;
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};
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TCapturedChannel iCapturedChan;
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#endif
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public:
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DThread* iClient;
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TInt iChannelId; // public to be accessible by callback
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TInt* iClientChanId;
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TInt iExpectedTrigger;
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TInt iFullDuplexReq;
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TInt iBlockedTrigger;
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typedef enum TTestOverUnderState
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{
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EStartState = 0x1,
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ERxOverrun_1,
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ERxOverrun_2,
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ETxUnderrun_1,
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ETxUnderrun_2
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};
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TTestOverUnderState iTestOverUnderState;
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};
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DDeviceIicSlaveClient::DDeviceIicSlaveClient()
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// Constructor
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{
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CLIENT_PRINT(("> DDeviceIicSlaveClient::DDeviceIicSlaveClient()"));
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iParseMask=0; // No info, no PDD, no Units
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iUnitsMask=0;
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iVersion=TVersion(KIicClientMajorVersionNumber,
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KIicClientMinorVersionNumber,
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KIicClientBuildVersionNumber);
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}
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#ifdef STANDALONE_CHANNEL
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//Store all the channels created by the client into an array
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RPointerArray<DIicSlaveClientChan> ChannelArray;
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#endif
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DDeviceIicSlaveClient::~DDeviceIicSlaveClient()
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// Destructor
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{
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CLIENT_PRINT(("> DDeviceIicSlaveClient::~DDeviceIicSlaveClient()"));
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#ifdef STANDALONE_CHANNEL
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//The client is reponsible for channel destroy in STANDALONE_CHANNEL mode
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ChannelArray.ResetAndDestroy();
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#endif
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}
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TInt DDeviceIicSlaveClient::Install()
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// Install the device driver.
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{
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CLIENT_PRINT(("> DDeviceIicSlaveClient::Install()"));
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return(SetName(&KLddRootName));
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}
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void DDeviceIicSlaveClient::GetCaps(TDes8& aDes) const
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// Return the IicClient capabilities.
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{
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CLIENT_PRINT(("> DDeviceIicSlaveClient::GetCaps(TDes8& aDes) const"));
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TPckgBuf<TCapsIicSlaveClient> b;
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b().version=TVersion(KIicClientMajorVersionNumber,
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KIicClientMinorVersionNumber,
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KIicClientBuildVersionNumber);
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Kern::InfoCopy(aDes,b);
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}
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TInt DDeviceIicSlaveClient::Create(DLogicalChannelBase*& aChannel)
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// Create a channel on the device.
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{
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CLIENT_PRINT(("> DDeviceIicSlaveClient::Create(DLogicalChannelBase*& aChannel)"));
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if(iOpenChannels>=KMaxNumChannels)
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return KErrOverflow;
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aChannel=new DChannelIicSlaveClient;
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return aChannel?KErrNone:KErrNoMemory;
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}
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#ifdef STANDALONE_CHANNEL
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// auxiliary function for ordering entries in the array of channels
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TInt DChannelIicSlaveClient::OrderEntries(const DIicSlaveClientChan& aMatch, const DIicSlaveClientChan& aEntry)
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{
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TUint8 l=(TUint8)aMatch.GetChanNum();
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TUint8 r=(TUint8)aEntry.GetChanNum();
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if(l>r)
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return -1;
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else if(l<r)
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return 1;
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else
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return 0;
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sl@0
|
289 |
}
|
|
sl@0
|
290 |
|
|
sl@0
|
291 |
// global ordering object to be passed to RPointerArray InsertInOrderXXX and FindInOrder
|
|
sl@0
|
292 |
TLinearOrder<DIicSlaveClientChan> EntryOrder(DChannelIicSlaveClient::OrderEntries);
|
|
sl@0
|
293 |
|
|
sl@0
|
294 |
TInt GetChanPtr(const TInt aBusId, DIicSlaveClientChan*& aChan)
|
|
sl@0
|
295 |
{
|
|
sl@0
|
296 |
__KTRACE_OPT(KIIC, Kern::Printf("GetChanPtr, aBusId=0x%x\n",aBusId));
|
|
sl@0
|
297 |
TInt32 chanId;
|
|
sl@0
|
298 |
chanId = GET_CHAN_NUM(aBusId);
|
|
sl@0
|
299 |
__KTRACE_OPT(KIIC, Kern::Printf("GetChanPtr, chanId=0x%x\n",chanId));
|
|
sl@0
|
300 |
DIicSlaveClientChan chanEntry(NULL,(TInt8)chanId, DIicBusChannel::EMasterSlave);
|
|
sl@0
|
301 |
|
|
sl@0
|
302 |
TInt r = KErrNotFound;
|
|
sl@0
|
303 |
TInt aIndex = ChannelArray.FindInOrder(&chanEntry, EntryOrder);
|
|
sl@0
|
304 |
|
|
sl@0
|
305 |
if(aIndex >= 0)
|
|
sl@0
|
306 |
{
|
|
sl@0
|
307 |
aChan = ChannelArray[aIndex];
|
|
sl@0
|
308 |
r = KErrNone;
|
|
sl@0
|
309 |
}
|
|
sl@0
|
310 |
|
|
sl@0
|
311 |
return r;
|
|
sl@0
|
312 |
}
|
|
sl@0
|
313 |
#endif/*STANDALONE_CHANNEL*/
|
|
sl@0
|
314 |
|
|
sl@0
|
315 |
DECLARE_STANDARD_LDD()
|
|
sl@0
|
316 |
{
|
|
sl@0
|
317 |
#ifdef STANDALONE_CHANNEL
|
|
sl@0
|
318 |
TInt r = KErrNone;
|
|
sl@0
|
319 |
DIicBusChannel *chan = NULL, *chanM = NULL, *chanS = NULL;
|
|
sl@0
|
320 |
DIicSlaveClientChan* aSlaveClientChan;
|
|
sl@0
|
321 |
for(TInt i=0; i<NUM_CHANNELS; i++)
|
|
sl@0
|
322 |
{
|
|
sl@0
|
323 |
CLIENT_PRINT(("\n"));
|
|
sl@0
|
324 |
#if defined(MASTER_MODE)
|
|
sl@0
|
325 |
if(CHANNEL_TYPE(i) == (DIicBusChannel::EMaster))
|
|
sl@0
|
326 |
{
|
|
sl@0
|
327 |
chan=new DSimulatedIicBusChannelMasterI2c(BUS_TYPE,CHANNEL_DUPLEX(i));
|
|
sl@0
|
328 |
if(!chan)
|
|
sl@0
|
329 |
{
|
|
sl@0
|
330 |
CLIENT_PRINT(("\n\nI2C: Channel of type (%d) not created for index %d\n\n",CHANNEL_TYPE(i),i));
|
|
sl@0
|
331 |
return NULL;
|
|
sl@0
|
332 |
}
|
|
sl@0
|
333 |
CLIENT_PRINT(("I2C chan created at 0x%x\n",chan));
|
|
sl@0
|
334 |
if(((DSimulatedIicBusChannelMasterI2c*)chan)->Create()!=KErrNone)
|
|
sl@0
|
335 |
{
|
|
sl@0
|
336 |
delete chan;
|
|
sl@0
|
337 |
return NULL;
|
|
sl@0
|
338 |
}
|
|
sl@0
|
339 |
aSlaveClientChan = new DIicSlaveClientChan(chan,AssignChanNumI2c(),DIicBusChannel::EMaster);
|
|
sl@0
|
340 |
if(!aSlaveClientChan)
|
|
sl@0
|
341 |
{
|
|
sl@0
|
342 |
delete chan;
|
|
sl@0
|
343 |
return NULL;
|
|
sl@0
|
344 |
}
|
|
sl@0
|
345 |
r = ChannelArray.InsertInOrder(aSlaveClientChan,EntryOrder);
|
|
sl@0
|
346 |
if(r!=KErrNone)
|
|
sl@0
|
347 |
{
|
|
sl@0
|
348 |
delete chan;
|
|
sl@0
|
349 |
delete aSlaveClientChan;
|
|
sl@0
|
350 |
break;
|
|
sl@0
|
351 |
}
|
|
sl@0
|
352 |
}
|
|
sl@0
|
353 |
#endif
|
|
sl@0
|
354 |
#if defined(MASTER_MODE) && defined(SLAVE_MODE)
|
|
sl@0
|
355 |
if(CHANNEL_TYPE(i) == DIicBusChannel::EMasterSlave)
|
|
sl@0
|
356 |
{
|
|
sl@0
|
357 |
chanM=new DSimulatedIicBusChannelMasterI2c(BUS_TYPE,CHANNEL_DUPLEX(i));
|
|
sl@0
|
358 |
if(!chanM)
|
|
sl@0
|
359 |
return NULL;
|
|
sl@0
|
360 |
chanS=new DSimulatedIicBusChannelSlaveI2c(BUS_TYPE,CHANNEL_DUPLEX(i));
|
|
sl@0
|
361 |
if(!chanS)
|
|
sl@0
|
362 |
{
|
|
sl@0
|
363 |
delete chanM;
|
|
sl@0
|
364 |
return NULL;
|
|
sl@0
|
365 |
}
|
|
sl@0
|
366 |
chan=new DSimulatedIicBusChannelMasterSlaveI2c(BUS_TYPE,CHANNEL_DUPLEX(i),(DSimulatedIicBusChannelMasterI2c*)chanM,(DSimulatedIicBusChannelSlaveI2c*)chanS); // Generic implementation
|
|
sl@0
|
367 |
if(!chan)
|
|
sl@0
|
368 |
{
|
|
sl@0
|
369 |
CLIENT_PRINT(("\n\nI2C: Channel of type (%d) not created for index %d\n\n",CHANNEL_TYPE(i),i));
|
|
sl@0
|
370 |
delete chanM;
|
|
sl@0
|
371 |
delete chanS;
|
|
sl@0
|
372 |
return NULL;
|
|
sl@0
|
373 |
}
|
|
sl@0
|
374 |
CLIENT_PRINT(("I2C chan created at 0x%x\n",chan));
|
|
sl@0
|
375 |
if(((DIicBusChannelMasterSlave*)chan)->DoCreate()!=KErrNone)
|
|
sl@0
|
376 |
{
|
|
sl@0
|
377 |
delete chanM;
|
|
sl@0
|
378 |
delete chanS;
|
|
sl@0
|
379 |
delete chan;
|
|
sl@0
|
380 |
return NULL;
|
|
sl@0
|
381 |
}
|
|
sl@0
|
382 |
aSlaveClientChan = new DIicSlaveClientChan(chan,AssignChanNumI2c(),DIicBusChannel::EMasterSlave);
|
|
sl@0
|
383 |
if(!aSlaveClientChan)
|
|
sl@0
|
384 |
{
|
|
sl@0
|
385 |
delete chanM;
|
|
sl@0
|
386 |
delete chanS;
|
|
sl@0
|
387 |
delete chan;
|
|
sl@0
|
388 |
return NULL;
|
|
sl@0
|
389 |
}
|
|
sl@0
|
390 |
r = ChannelArray.InsertInOrder(aSlaveClientChan,EntryOrder);
|
|
sl@0
|
391 |
if(r!=KErrNone)
|
|
sl@0
|
392 |
{
|
|
sl@0
|
393 |
delete chanM;
|
|
sl@0
|
394 |
delete chanS;
|
|
sl@0
|
395 |
delete chan;
|
|
sl@0
|
396 |
delete aSlaveClientChan;
|
|
sl@0
|
397 |
break;
|
|
sl@0
|
398 |
}
|
|
sl@0
|
399 |
}
|
|
sl@0
|
400 |
#endif
|
|
sl@0
|
401 |
#if defined(SLAVE_MODE)
|
|
sl@0
|
402 |
if(CHANNEL_TYPE(i) == (DIicBusChannel::ESlave))
|
|
sl@0
|
403 |
{
|
|
sl@0
|
404 |
chan=new DSimulatedIicBusChannelSlaveI2c(BUS_TYPE,CHANNEL_DUPLEX(i));
|
|
sl@0
|
405 |
if(!chan)
|
|
sl@0
|
406 |
{
|
|
sl@0
|
407 |
CLIENT_PRINT(("\n\nI2C: Channel of type (%d) not created for index %d\n\n",CHANNEL_TYPE(i),i));
|
|
sl@0
|
408 |
return NULL;
|
|
sl@0
|
409 |
}
|
|
sl@0
|
410 |
CLIENT_PRINT(("I2C chan created at 0x%x\n",chan));
|
|
sl@0
|
411 |
if(((DSimulatedIicBusChannelSlaveI2c*)chan)->Create()!=KErrNone)
|
|
sl@0
|
412 |
return NULL;
|
|
sl@0
|
413 |
aSlaveClientChan = new DIicSlaveClientChan(chan,AssignChanNumI2c(),DIicBusChannel::ESlave);
|
|
sl@0
|
414 |
if(!aSlaveClientChan)
|
|
sl@0
|
415 |
{
|
|
sl@0
|
416 |
delete chan;
|
|
sl@0
|
417 |
return NULL;
|
|
sl@0
|
418 |
}
|
|
sl@0
|
419 |
r = ChannelArray.InsertInOrder(aSlaveClientChan,EntryOrder);
|
|
sl@0
|
420 |
if(r!=KErrNone)
|
|
sl@0
|
421 |
{
|
|
sl@0
|
422 |
delete chan;
|
|
sl@0
|
423 |
delete aSlaveClientChan;
|
|
sl@0
|
424 |
break;
|
|
sl@0
|
425 |
}
|
|
sl@0
|
426 |
}
|
|
sl@0
|
427 |
#endif
|
|
sl@0
|
428 |
#if !defined(MASTER_MODE) && !defined(SLAVE_MODE)
|
|
sl@0
|
429 |
#error I2C mode not defined as Master, Slave nor Master-Slave
|
|
sl@0
|
430 |
#endif
|
|
sl@0
|
431 |
}
|
|
sl@0
|
432 |
#endif
|
|
sl@0
|
433 |
return new DDeviceIicSlaveClient;
|
|
sl@0
|
434 |
}
|
|
sl@0
|
435 |
|
|
sl@0
|
436 |
|
|
sl@0
|
437 |
|
|
sl@0
|
438 |
DChannelIicSlaveClient::DChannelIicSlaveClient()
|
|
sl@0
|
439 |
// Constructor
|
|
sl@0
|
440 |
{
|
|
sl@0
|
441 |
iFullDuplexReq=iBlockedTrigger=iExpectedTrigger=0;
|
|
sl@0
|
442 |
CLIENT_PRINT(("> DChannelIicSlaveClient::DChannelIicSlaveClient()"));
|
|
sl@0
|
443 |
iClient=&Kern::CurrentThread();
|
|
sl@0
|
444 |
// Increase the DThread's ref count so that it does not close without us
|
|
sl@0
|
445 |
iClient->Open();
|
|
sl@0
|
446 |
iTestOverUnderState = EStartState;
|
|
sl@0
|
447 |
}
|
|
sl@0
|
448 |
|
|
sl@0
|
449 |
DChannelIicSlaveClient::~DChannelIicSlaveClient()
|
|
sl@0
|
450 |
// Destructor
|
|
sl@0
|
451 |
{
|
|
sl@0
|
452 |
CLIENT_PRINT(("> DChannelIicSlaveClient::~DChannelIicSlaveClient()"));
|
|
sl@0
|
453 |
iDfcQue->Destroy();
|
|
sl@0
|
454 |
delete iNotif;
|
|
sl@0
|
455 |
delete iRxBuf;
|
|
sl@0
|
456 |
delete iTxBuf;
|
|
sl@0
|
457 |
delete iBusTxCheckBuf;
|
|
sl@0
|
458 |
// decrement the DThread's reference count
|
|
sl@0
|
459 |
Kern::SafeClose((DObject*&)iClient, NULL);
|
|
sl@0
|
460 |
}
|
|
sl@0
|
461 |
|
|
sl@0
|
462 |
void DChannelIicSlaveClient::RequestComplete(TInt r)
|
|
sl@0
|
463 |
{
|
|
sl@0
|
464 |
Kern::RequestComplete(iClient, iStatus, r);
|
|
sl@0
|
465 |
}
|
|
sl@0
|
466 |
|
|
sl@0
|
467 |
TInt DChannelIicSlaveClient::RegisterRxBuffer(TInt aChannelId, TPtr8 aRxBuffer, TInt8 aBufGranularity, TInt8 aNumWords, TInt8 aOffset)
|
|
sl@0
|
468 |
{
|
|
sl@0
|
469 |
TInt r = KErrNone;
|
|
sl@0
|
470 |
#ifdef STANDALONE_CHANNEL
|
|
sl@0
|
471 |
DIicSlaveClientChan* aChanPtr = NULL;
|
|
sl@0
|
472 |
if(iCapturedChan.iChannelId == aChannelId)
|
|
sl@0
|
473 |
aChanPtr = iCapturedChan.iChannel;
|
|
sl@0
|
474 |
if(!aChanPtr)
|
|
sl@0
|
475 |
return KErrArgument;
|
|
sl@0
|
476 |
if(aChanPtr->GetChanType() == DIicBusChannel::EMasterSlave)
|
|
sl@0
|
477 |
r = ((DIicBusChannelMasterSlave*)(aChanPtr->GetChannelPtr()))->RegisterRxBuffer(aRxBuffer, aBufGranularity, aNumWords, aOffset);
|
|
sl@0
|
478 |
else if(aChanPtr->GetChanType() == DIicBusChannel::ESlave)
|
|
sl@0
|
479 |
r = ((DIicBusChannelSlave*)(aChanPtr->GetChannelPtr()))->RegisterRxBuffer(aRxBuffer, aBufGranularity, aNumWords, aOffset);
|
|
sl@0
|
480 |
#else
|
|
sl@0
|
481 |
r = IicBus::RegisterRxBuffer(aChannelId, aRxBuffer, aBufGranularity, aNumWords, aOffset);
|
|
sl@0
|
482 |
#endif
|
|
sl@0
|
483 |
return r;
|
|
sl@0
|
484 |
}
|
|
sl@0
|
485 |
|
|
sl@0
|
486 |
TInt DChannelIicSlaveClient::SetNotificationTrigger(TInt aChannelId, TInt aTrigger)
|
|
sl@0
|
487 |
{
|
|
sl@0
|
488 |
TInt r = KErrNone;
|
|
sl@0
|
489 |
#ifdef STANDALONE_CHANNEL
|
|
sl@0
|
490 |
DIicSlaveClientChan* aChanPtr = NULL;
|
|
sl@0
|
491 |
if(iCapturedChan.iChannelId == aChannelId)
|
|
sl@0
|
492 |
aChanPtr = iCapturedChan.iChannel;
|
|
sl@0
|
493 |
if(!aChanPtr)
|
|
sl@0
|
494 |
return KErrArgument;
|
|
sl@0
|
495 |
if(aChanPtr->GetChanType() == DIicBusChannel::EMasterSlave)
|
|
sl@0
|
496 |
r = ((DIicBusChannelMasterSlave*)(aChanPtr->GetChannelPtr()))->SetNotificationTrigger(aTrigger);
|
|
sl@0
|
497 |
else if(aChanPtr->GetChanType() == DIicBusChannel::ESlave)
|
|
sl@0
|
498 |
r = ((DIicBusChannelSlave*)(aChanPtr->GetChannelPtr()))->SetNotificationTrigger(aTrigger);
|
|
sl@0
|
499 |
#else
|
|
sl@0
|
500 |
r = IicBus::SetNotificationTrigger(aChannelId, aTrigger);
|
|
sl@0
|
501 |
#endif
|
|
sl@0
|
502 |
return r;
|
|
sl@0
|
503 |
}
|
|
sl@0
|
504 |
|
|
sl@0
|
505 |
TInt DChannelIicSlaveClient::StaticExtension(TUint aId, TUint aFunction, TAny* aParam1, TAny* aParam2)
|
|
sl@0
|
506 |
{
|
|
sl@0
|
507 |
TInt r = KErrNone;
|
|
sl@0
|
508 |
#ifdef STANDALONE_CHANNEL
|
|
sl@0
|
509 |
DIicSlaveClientChan* aChanPtr;
|
|
sl@0
|
510 |
r = GetChanPtr(aId, aChanPtr);
|
|
sl@0
|
511 |
if(r != KErrNone)
|
|
sl@0
|
512 |
return r;
|
|
sl@0
|
513 |
if(!aChanPtr)
|
|
sl@0
|
514 |
return KErrArgument;
|
|
sl@0
|
515 |
if(aChanPtr->GetChanType() == DIicBusChannel::EMasterSlave)
|
|
sl@0
|
516 |
r = ((DIicBusChannelMasterSlave*)(aChanPtr->GetChannelPtr()))->StaticExtension(aFunction, aParam1, aParam2);
|
|
sl@0
|
517 |
else if(aChanPtr->GetChanType() == DIicBusChannel::ESlave)
|
|
sl@0
|
518 |
r = ((DIicBusChannelSlave*)(aChanPtr->GetChannelPtr()))->StaticExtension(aFunction, aParam1, aParam2);
|
|
sl@0
|
519 |
#else
|
|
sl@0
|
520 |
r = IicBus::StaticExtension(aId, aFunction, aParam1, aParam2);
|
|
sl@0
|
521 |
#endif
|
|
sl@0
|
522 |
return r;
|
|
sl@0
|
523 |
}
|
|
sl@0
|
524 |
|
|
sl@0
|
525 |
TInt DChannelIicSlaveClient::RegisterTxBuffer(TInt aChannelId, TPtr8 aTxBuffer, TInt8 aBufGranularity, TInt8 aNumWords, TInt8 aOffset)
|
|
sl@0
|
526 |
{
|
|
sl@0
|
527 |
TInt r = KErrNone;
|
|
sl@0
|
528 |
#ifdef STANDALONE_CHANNEL
|
|
sl@0
|
529 |
DIicSlaveClientChan* aChanPtr = NULL;
|
|
sl@0
|
530 |
if(iCapturedChan.iChannelId == aChannelId)
|
|
sl@0
|
531 |
aChanPtr = iCapturedChan.iChannel;
|
|
sl@0
|
532 |
if(!aChanPtr)
|
|
sl@0
|
533 |
return KErrArgument;
|
|
sl@0
|
534 |
if(aChanPtr->GetChanType() == DIicBusChannel::EMasterSlave)
|
|
sl@0
|
535 |
r = ((DIicBusChannelMasterSlave*)(aChanPtr->GetChannelPtr()))->RegisterTxBuffer(aTxBuffer, aBufGranularity, aNumWords, aOffset);
|
|
sl@0
|
536 |
else if(aChanPtr->GetChanType() == DIicBusChannel::ESlave)
|
|
sl@0
|
537 |
r = ((DIicBusChannelSlave*)(aChanPtr->GetChannelPtr()))->RegisterTxBuffer(aTxBuffer, aBufGranularity, aNumWords, aOffset);
|
|
sl@0
|
538 |
#else
|
|
sl@0
|
539 |
r = IicBus::RegisterTxBuffer(aChannelId, aTxBuffer, aBufGranularity, aNumWords, aOffset);
|
|
sl@0
|
540 |
#endif
|
|
sl@0
|
541 |
return r;
|
|
sl@0
|
542 |
}
|
|
sl@0
|
543 |
|
|
sl@0
|
544 |
TInt DChannelIicSlaveClient::CaptureChannel(TInt aBusId, TDes8* aConfigHdr, TIicBusSlaveCallback* aCallback, TInt& aChannelId, TBool aAsynch)
|
|
sl@0
|
545 |
{
|
|
sl@0
|
546 |
TInt r = KErrNone;
|
|
sl@0
|
547 |
#ifndef STANDALONE_CHANNEL
|
|
sl@0
|
548 |
r = IicBus::CaptureChannel(aBusId, aConfigHdr, aCallback, aChannelId, aAsynch);
|
|
sl@0
|
549 |
#else
|
|
sl@0
|
550 |
// Check that that aCallback!=NULL and aConfigHdr!=NULL - if not, return KErrArgument
|
|
sl@0
|
551 |
if(!aCallback || !aConfigHdr)
|
|
sl@0
|
552 |
{
|
|
sl@0
|
553 |
return KErrArgument;
|
|
sl@0
|
554 |
}
|
|
sl@0
|
555 |
|
|
sl@0
|
556 |
// Get the channel
|
|
sl@0
|
557 |
DIicSlaveClientChan* chanPtr = NULL;
|
|
sl@0
|
558 |
if(r == KErrNone)
|
|
sl@0
|
559 |
{
|
|
sl@0
|
560 |
r = GetChanPtr(aBusId, chanPtr);
|
|
sl@0
|
561 |
if(r == KErrNone)
|
|
sl@0
|
562 |
{
|
|
sl@0
|
563 |
if(!chanPtr)
|
|
sl@0
|
564 |
{
|
|
sl@0
|
565 |
r = KErrArgument;
|
|
sl@0
|
566 |
}
|
|
sl@0
|
567 |
else
|
|
sl@0
|
568 |
{
|
|
sl@0
|
569 |
switch(chanPtr->GetChanType())
|
|
sl@0
|
570 |
{
|
|
sl@0
|
571 |
// CaptureChannel requests are only supported by channels in Slave mode.
|
|
sl@0
|
572 |
case DIicBusChannel::EMaster:
|
|
sl@0
|
573 |
{
|
|
sl@0
|
574 |
r = KErrNotSupported;
|
|
sl@0
|
575 |
break;
|
|
sl@0
|
576 |
}
|
|
sl@0
|
577 |
case DIicBusChannel::EMasterSlave:
|
|
sl@0
|
578 |
{
|
|
sl@0
|
579 |
r = ((DIicBusChannelMasterSlave*) (chanPtr->GetChannelPtr()))->CaptureChannel(aConfigHdr, aCallback, aChannelId, aAsynch);
|
|
sl@0
|
580 |
break;
|
|
sl@0
|
581 |
}
|
|
sl@0
|
582 |
case DIicBusChannel::ESlave:
|
|
sl@0
|
583 |
{
|
|
sl@0
|
584 |
r = ((DIicBusChannelSlave*) (chanPtr->GetChannelPtr()))->CaptureChannel(aConfigHdr, aCallback, aChannelId, aAsynch);
|
|
sl@0
|
585 |
break;
|
|
sl@0
|
586 |
}
|
|
sl@0
|
587 |
default:
|
|
sl@0
|
588 |
{
|
|
sl@0
|
589 |
r = KErrArgument;
|
|
sl@0
|
590 |
}
|
|
sl@0
|
591 |
}
|
|
sl@0
|
592 |
// For synchronous capture, if successful then install the channel
|
|
sl@0
|
593 |
if(r == KErrNone)
|
|
sl@0
|
594 |
{
|
|
sl@0
|
595 |
if(!aAsynch)
|
|
sl@0
|
596 |
{
|
|
sl@0
|
597 |
iCapturedChan.iChannel = chanPtr;
|
|
sl@0
|
598 |
iCapturedChan.iChannelId = aChannelId;
|
|
sl@0
|
599 |
}
|
|
sl@0
|
600 |
else
|
|
sl@0
|
601 |
//For asynchronous capture, record slaveChanPtr, if later failed capture,
|
|
sl@0
|
602 |
//clean iCapturedChannel in client's callback.
|
|
sl@0
|
603 |
iCapturedChan.iChannel = chanPtr;
|
|
sl@0
|
604 |
}
|
|
sl@0
|
605 |
}
|
|
sl@0
|
606 |
}
|
|
sl@0
|
607 |
}
|
|
sl@0
|
608 |
#endif
|
|
sl@0
|
609 |
return r;
|
|
sl@0
|
610 |
}
|
|
sl@0
|
611 |
|
|
sl@0
|
612 |
TInt DChannelIicSlaveClient::ReleaseChannel(TInt aChannelId)
|
|
sl@0
|
613 |
{
|
|
sl@0
|
614 |
TInt r = KErrNone;
|
|
sl@0
|
615 |
#ifndef STANDALONE_CHANNEL
|
|
sl@0
|
616 |
r = IicBus::ReleaseChannel(aChannelId);
|
|
sl@0
|
617 |
#else
|
|
sl@0
|
618 |
__KTRACE_OPT(KIIC, Kern::Printf("DChannelIicSlaveClient::ReleaseChannel, channelID = 0x%x \n",aChannelId));
|
|
sl@0
|
619 |
// Acquire the pointer to the Slave Channel
|
|
sl@0
|
620 |
if(iCapturedChan.iChannelId != aChannelId)
|
|
sl@0
|
621 |
return KErrNotFound;
|
|
sl@0
|
622 |
|
|
sl@0
|
623 |
if((iCapturedChan.iChannel)->GetChanType() == DIicBusChannel::EMasterSlave)
|
|
sl@0
|
624 |
r = ((DIicBusChannelMasterSlave*)((iCapturedChan.iChannel)->GetChannelPtr()))->ReleaseChannel();
|
|
sl@0
|
625 |
else if((iCapturedChan.iChannel)->GetChanType() == DIicBusChannel::ESlave)
|
|
sl@0
|
626 |
r = ((DIicBusChannelSlave*)((iCapturedChan.iChannel)->GetChannelPtr()))->ReleaseChannel();
|
|
sl@0
|
627 |
//After release channel, reset iCapturedChan
|
|
sl@0
|
628 |
iCapturedChan.iChannel = NULL;
|
|
sl@0
|
629 |
iCapturedChan.iChannelId = 0;
|
|
sl@0
|
630 |
#endif
|
|
sl@0
|
631 |
return r;
|
|
sl@0
|
632 |
}
|
|
sl@0
|
633 |
TInt DChannelIicSlaveClient::CbProcessOverUnderRunRxTx()
|
|
sl@0
|
634 |
{
|
|
sl@0
|
635 |
CLIENT_PRINT(("> DChannelIicSlaveClient::CbProcessOverUnderRunRxTx(), iTestOverUnderState=%d\n",iTestOverUnderState));
|
|
sl@0
|
636 |
TInt r = KErrNone;
|
|
sl@0
|
637 |
switch (iTestOverUnderState)
|
|
sl@0
|
638 |
{
|
|
sl@0
|
639 |
case(EStartState):
|
|
sl@0
|
640 |
{
|
|
sl@0
|
641 |
// In this state, no action is required
|
|
sl@0
|
642 |
break;
|
|
sl@0
|
643 |
};
|
|
sl@0
|
644 |
case(ERxOverrun_1):
|
|
sl@0
|
645 |
{
|
|
sl@0
|
646 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: entry state = ERxOverrun_1\n"));
|
|
sl@0
|
647 |
// At this point, the outstanding request trigger should be ETxAllBytes | ETxUnderrun
|
|
sl@0
|
648 |
// and the flag to indicate duplex transfers should be cleared
|
|
sl@0
|
649 |
if((iExpectedTrigger != (ETxAllBytes | ETxUnderrun)) || (iFullDuplexReq != ETxAllBytes))
|
|
sl@0
|
650 |
{
|
|
sl@0
|
651 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx, iExpectedTrigger=0x%x, iFullDuplexReq=%d\n",iExpectedTrigger,iFullDuplexReq));
|
|
sl@0
|
652 |
r=KErrGeneral;
|
|
sl@0
|
653 |
}
|
|
sl@0
|
654 |
else
|
|
sl@0
|
655 |
{
|
|
sl@0
|
656 |
// Simulate providing a new buffer (actually, re-use existing buffer)
|
|
sl@0
|
657 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: invoking RegisterRxBuffer\n"));
|
|
sl@0
|
658 |
TPtr8 rxPtr(iRxBuf,KRxBufSizeInBytes);
|
|
sl@0
|
659 |
r = RegisterRxBuffer(iChannelId, rxPtr, iRxRegGranularity, iNumRegRxWords, iRxRegOffset);
|
|
sl@0
|
660 |
|
|
sl@0
|
661 |
if(r != KErrNone)
|
|
sl@0
|
662 |
{
|
|
sl@0
|
663 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - RegisterRxBuffer returned %d\n",r));
|
|
sl@0
|
664 |
}
|
|
sl@0
|
665 |
else
|
|
sl@0
|
666 |
{
|
|
sl@0
|
667 |
// For the next step, just specify the new Rx triggers (do not specify Tx triggers)
|
|
sl@0
|
668 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun));
|
|
sl@0
|
669 |
if(r != KErrNone)
|
|
sl@0
|
670 |
{
|
|
sl@0
|
671 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d\n",r));
|
|
sl@0
|
672 |
}
|
|
sl@0
|
673 |
else
|
|
sl@0
|
674 |
{
|
|
sl@0
|
675 |
iExpectedTrigger = ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun;
|
|
sl@0
|
676 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes);
|
|
sl@0
|
677 |
iTestOverUnderState = ERxOverrun_2; // Prepare for callback
|
|
sl@0
|
678 |
// The requested number of words when the buffer was registered was 8, so simulate 10
|
|
sl@0
|
679 |
// to provoke an RxOverrun event.
|
|
sl@0
|
680 |
TInt numWords=10;
|
|
sl@0
|
681 |
// To support testing, any values of aId for StaticExtension must be shifted left one place
|
|
sl@0
|
682 |
// and for a Slave, the two msbs must be zero
|
|
sl@0
|
683 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoRxWords;
|
|
sl@0
|
684 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF;
|
|
sl@0
|
685 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)numWords);
|
|
sl@0
|
686 |
}
|
|
sl@0
|
687 |
}
|
|
sl@0
|
688 |
}
|
|
sl@0
|
689 |
break;
|
|
sl@0
|
690 |
};
|
|
sl@0
|
691 |
case(ERxOverrun_2):
|
|
sl@0
|
692 |
{
|
|
sl@0
|
693 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: entry state = ERxOverrun_2\n"));
|
|
sl@0
|
694 |
// At this point, the outstanding request trigger should be ETxAllBytes | ETxUnderrun
|
|
sl@0
|
695 |
// and the flag to indicate duplex transfers should be cleared
|
|
sl@0
|
696 |
if((iExpectedTrigger != (ETxAllBytes | ETxUnderrun)) || (iFullDuplexReq != ETxAllBytes))
|
|
sl@0
|
697 |
{
|
|
sl@0
|
698 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx, iExpectedTrigger=0x%x, iFullDuplexReq=%d\n",iExpectedTrigger,iFullDuplexReq));
|
|
sl@0
|
699 |
r=KErrGeneral;
|
|
sl@0
|
700 |
}
|
|
sl@0
|
701 |
else
|
|
sl@0
|
702 |
{
|
|
sl@0
|
703 |
// Simulate providing a new buffer (actually, re-use existing buffer)
|
|
sl@0
|
704 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: invoking RegisterRxBuffer\n"));
|
|
sl@0
|
705 |
TPtr8 rxPtr(iRxBuf,KRxBufSizeInBytes);
|
|
sl@0
|
706 |
r = RegisterRxBuffer(iChannelId, rxPtr, iRxRegGranularity, iNumRegRxWords, iRxRegOffset);
|
|
sl@0
|
707 |
if(r != KErrNone)
|
|
sl@0
|
708 |
{
|
|
sl@0
|
709 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - RegisterRxBuffer returned %d\n",r));
|
|
sl@0
|
710 |
}
|
|
sl@0
|
711 |
else
|
|
sl@0
|
712 |
{
|
|
sl@0
|
713 |
// Test that an attempt to modify existing Tx notification requests is rejected
|
|
sl@0
|
714 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun | ETxAllBytes | ETxOverrun));
|
|
sl@0
|
715 |
if(r != KErrInUse)
|
|
sl@0
|
716 |
{
|
|
sl@0
|
717 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d, expected KErrInUse\n",r));
|
|
sl@0
|
718 |
}
|
|
sl@0
|
719 |
else
|
|
sl@0
|
720 |
{
|
|
sl@0
|
721 |
// For the next step, specify the new Rx triggers and the Tx triggers
|
|
sl@0
|
722 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun));
|
|
sl@0
|
723 |
if(r != KErrNone)
|
|
sl@0
|
724 |
{
|
|
sl@0
|
725 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d, expected KErrNone\n",r));
|
|
sl@0
|
726 |
}
|
|
sl@0
|
727 |
else
|
|
sl@0
|
728 |
{
|
|
sl@0
|
729 |
iExpectedTrigger = ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun;
|
|
sl@0
|
730 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes);
|
|
sl@0
|
731 |
iTestOverUnderState = ETxUnderrun_1; // Prepare for callback
|
|
sl@0
|
732 |
// The requested number of words when the buffer was registered was 12, so simulate 14
|
|
sl@0
|
733 |
// to provoke an TxUnderrun event.
|
|
sl@0
|
734 |
TInt numWords=14;
|
|
sl@0
|
735 |
// To support testing, any values of aId for StaticExtension must be shifted left one place
|
|
sl@0
|
736 |
// and for a Slave, the two msbs must be zero
|
|
sl@0
|
737 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoTxWords;
|
|
sl@0
|
738 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF;
|
|
sl@0
|
739 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)numWords);
|
|
sl@0
|
740 |
}
|
|
sl@0
|
741 |
}
|
|
sl@0
|
742 |
}
|
|
sl@0
|
743 |
}
|
|
sl@0
|
744 |
break;
|
|
sl@0
|
745 |
};
|
|
sl@0
|
746 |
case(ETxUnderrun_1):
|
|
sl@0
|
747 |
{
|
|
sl@0
|
748 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: entry state = ETxOverrun_1\n"));
|
|
sl@0
|
749 |
// At this point, the outstanding request trigger should be ERxAllBytes | ERxOverrun
|
|
sl@0
|
750 |
// and the flag to indicate duplex transfers should be cleared
|
|
sl@0
|
751 |
if((iExpectedTrigger != (ERxAllBytes | ERxOverrun)) || (iFullDuplexReq != ERxAllBytes))
|
|
sl@0
|
752 |
{
|
|
sl@0
|
753 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx, iExpectedTrigger=0x%x, iFullDuplexReq=%d\n",iExpectedTrigger,iFullDuplexReq));
|
|
sl@0
|
754 |
r=KErrGeneral;
|
|
sl@0
|
755 |
}
|
|
sl@0
|
756 |
else
|
|
sl@0
|
757 |
{
|
|
sl@0
|
758 |
// Simulate providing a new buffer (actually, re-use existing buffer)
|
|
sl@0
|
759 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: invoking RegisterTxBuffer\n"));
|
|
sl@0
|
760 |
TPtr8 rxPtr(iTxBuf,KTxBufSizeInBytes);
|
|
sl@0
|
761 |
r = RegisterTxBuffer(iChannelId, rxPtr, iTxRegGranularity, iNumRegTxWords, iTxRegOffset);
|
|
sl@0
|
762 |
if(r != KErrNone)
|
|
sl@0
|
763 |
{
|
|
sl@0
|
764 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - RegisterTxBuffer returned %d\n",r));
|
|
sl@0
|
765 |
}
|
|
sl@0
|
766 |
else
|
|
sl@0
|
767 |
{
|
|
sl@0
|
768 |
// For the next step, just specify the new Tx triggers (do not specify Rx triggers)
|
|
sl@0
|
769 |
r = SetNotificationTrigger(iChannelId, (ETxAllBytes | ETxUnderrun));
|
|
sl@0
|
770 |
if(r != KErrNone)
|
|
sl@0
|
771 |
{
|
|
sl@0
|
772 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d\n",r));
|
|
sl@0
|
773 |
}
|
|
sl@0
|
774 |
else
|
|
sl@0
|
775 |
{
|
|
sl@0
|
776 |
iExpectedTrigger = ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun;
|
|
sl@0
|
777 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes);
|
|
sl@0
|
778 |
iTestOverUnderState = ETxUnderrun_2; // Prepare for callback
|
|
sl@0
|
779 |
// The requested number of words when the buffer was registered was 12, so simulate 14
|
|
sl@0
|
780 |
// to provoke an TxUnderrun event.
|
|
sl@0
|
781 |
TInt numWords=14;
|
|
sl@0
|
782 |
// To support testing, any values of aId for StaticExtension must be shifted left one place
|
|
sl@0
|
783 |
// and for a Slave, the two msbs must be zero
|
|
sl@0
|
784 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoTxWords;
|
|
sl@0
|
785 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF;
|
|
sl@0
|
786 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)numWords);
|
|
sl@0
|
787 |
}
|
|
sl@0
|
788 |
}
|
|
sl@0
|
789 |
}
|
|
sl@0
|
790 |
break;
|
|
sl@0
|
791 |
};
|
|
sl@0
|
792 |
case(ETxUnderrun_2):
|
|
sl@0
|
793 |
{
|
|
sl@0
|
794 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: entry state = ETxUnderrun_2\n"));
|
|
sl@0
|
795 |
// At this point, the outstanding request trigger should be ERxAllBytes | ERxOverrun
|
|
sl@0
|
796 |
// and the flag to indicate duplex transfers should be cleared
|
|
sl@0
|
797 |
if((iExpectedTrigger != (ERxAllBytes | ERxOverrun)) || (iFullDuplexReq != ERxAllBytes))
|
|
sl@0
|
798 |
{
|
|
sl@0
|
799 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx, iExpectedTrigger=0x%x, iFullDuplexReq=%d\n",iExpectedTrigger,iFullDuplexReq));
|
|
sl@0
|
800 |
r=KErrGeneral;
|
|
sl@0
|
801 |
}
|
|
sl@0
|
802 |
else
|
|
sl@0
|
803 |
{
|
|
sl@0
|
804 |
// Simulate providing a new buffer (actually, re-use existing buffer)
|
|
sl@0
|
805 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: invoking RegisterRxBuffer\n"));
|
|
sl@0
|
806 |
TPtr8 rxPtr(iTxBuf,KTxBufSizeInBytes);
|
|
sl@0
|
807 |
r = RegisterTxBuffer(iChannelId, rxPtr, iTxRegGranularity, iNumRegTxWords, iTxRegOffset);
|
|
sl@0
|
808 |
if(r != KErrNone)
|
|
sl@0
|
809 |
{
|
|
sl@0
|
810 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - RegisterTxBuffer returned %d\n",r));
|
|
sl@0
|
811 |
}
|
|
sl@0
|
812 |
else
|
|
sl@0
|
813 |
{
|
|
sl@0
|
814 |
// Test that an attempt to modify existing Rx notification requests is rejected
|
|
sl@0
|
815 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxUnderrun | ETxAllBytes | ETxUnderrun));
|
|
sl@0
|
816 |
if(r != KErrInUse)
|
|
sl@0
|
817 |
{
|
|
sl@0
|
818 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d, expected KErrInUse\n",r));
|
|
sl@0
|
819 |
}
|
|
sl@0
|
820 |
else
|
|
sl@0
|
821 |
{
|
|
sl@0
|
822 |
// For the next step, specify the new Rx triggers and the Tx triggers
|
|
sl@0
|
823 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun));
|
|
sl@0
|
824 |
|
|
sl@0
|
825 |
if(r != KErrNone)
|
|
sl@0
|
826 |
{
|
|
sl@0
|
827 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d, expected KErrNone\n",r));
|
|
sl@0
|
828 |
}
|
|
sl@0
|
829 |
else
|
|
sl@0
|
830 |
{
|
|
sl@0
|
831 |
// Simulate a simultaneous ERxAllBytes and ETxAllBytes event.
|
|
sl@0
|
832 |
iExpectedTrigger = ERxAllBytes | ETxAllBytes;
|
|
sl@0
|
833 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes);
|
|
sl@0
|
834 |
iTestOverUnderState = EStartState; // Prepare for callback - return to normal operation
|
|
sl@0
|
835 |
// Need to pass the number of words in an array, for use by StaticExtension
|
|
sl@0
|
836 |
TInt parms[2];
|
|
sl@0
|
837 |
parms[0]= 8; // Number of Rx Words
|
|
sl@0
|
838 |
parms[1]=12; // Number of Tx Words
|
|
sl@0
|
839 |
// To support testing, any values of aId for StaticExtension must be shifted left one place
|
|
sl@0
|
840 |
// and for a Slave, the two msbs must be zero
|
|
sl@0
|
841 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoRxTxWords;
|
|
sl@0
|
842 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF;
|
|
sl@0
|
843 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)(&parms[0]));
|
|
sl@0
|
844 |
}
|
|
sl@0
|
845 |
}
|
|
sl@0
|
846 |
}
|
|
sl@0
|
847 |
}
|
|
sl@0
|
848 |
break;
|
|
sl@0
|
849 |
};
|
|
sl@0
|
850 |
default:
|
|
sl@0
|
851 |
{
|
|
sl@0
|
852 |
r = KErrGeneral;
|
|
sl@0
|
853 |
break;
|
|
sl@0
|
854 |
};
|
|
sl@0
|
855 |
}
|
|
sl@0
|
856 |
return r;
|
|
sl@0
|
857 |
}
|
|
sl@0
|
858 |
|
|
sl@0
|
859 |
void DChannelIicSlaveClient::SlaveClientCallbackFunc(TInt aChannelId, TInt aReturn, TInt aTrigger, TInt16 aRxWords, TInt16 aTxWords, TAny* aParam)
|
|
sl@0
|
860 |
{
|
|
sl@0
|
861 |
CLIENT_PRINT(("> SlaveClientCallbackFunc() - aChannelId=0x%x,aReturn=%d,aTrigger=0x%x,aRxWords=0x%x,aTxWords=0x%x,aParam=0x%x\n",aChannelId,aReturn,aTrigger,aRxWords,aTxWords,aParam));
|
|
sl@0
|
862 |
(void)aTxWords; // Unused if CLIENT_PRINT is undefined
|
|
sl@0
|
863 |
(void)aRxWords; // Unused if CLIENT_PRINT is undefined
|
|
sl@0
|
864 |
DChannelIicSlaveClient* channel = (DChannelIicSlaveClient*)aParam;
|
|
sl@0
|
865 |
|
|
sl@0
|
866 |
// Ensure only the valid bits of aTrigger are processed
|
|
sl@0
|
867 |
aTrigger &= 0xff;
|
|
sl@0
|
868 |
|
|
sl@0
|
869 |
CLIENT_PRINT(("SlaveClientCallbackFunc() - channel=0x%x\n",channel));
|
|
sl@0
|
870 |
if(aTrigger == EAsyncCaptChan)
|
|
sl@0
|
871 |
{
|
|
sl@0
|
872 |
CLIENT_PRINT(("SlaveClientCallbackFunc: capture channel completed\n"));
|
|
sl@0
|
873 |
// Set iChannelId, and write to user-side variable.
|
|
sl@0
|
874 |
channel->iChannelId=aChannelId;
|
|
sl@0
|
875 |
TInt r=Kern::ThreadRawWrite(channel->iClient,channel->iClientChanId,&aChannelId,sizeof(TInt));
|
|
sl@0
|
876 |
if(r == KErrNone)
|
|
sl@0
|
877 |
r=aReturn;
|
|
sl@0
|
878 |
#ifdef STANDALONE_CHANNEL
|
|
sl@0
|
879 |
// Set the captured channel's iChannelId if the capture succeeds.
|
|
sl@0
|
880 |
if(r != KErrCompletion)
|
|
sl@0
|
881 |
(channel->iCapturedChan).iChannel = NULL;
|
|
sl@0
|
882 |
else
|
|
sl@0
|
883 |
(channel->iCapturedChan).iChannelId = aChannelId;
|
|
sl@0
|
884 |
#endif/*STANDALONE_CHANNEL*/
|
|
sl@0
|
885 |
channel->RequestComplete(r); // Inform user of error
|
|
sl@0
|
886 |
return;
|
|
sl@0
|
887 |
}
|
|
sl@0
|
888 |
else
|
|
sl@0
|
889 |
{
|
|
sl@0
|
890 |
if(aTrigger&ERxAllBytes)
|
|
sl@0
|
891 |
{
|
|
sl@0
|
892 |
CLIENT_PRINT(("SlaveClientCallbackFunc() - ERxAllBytes\n"));
|
|
sl@0
|
893 |
aTrigger&= ~ERxAllBytes;
|
|
sl@0
|
894 |
channel->iExpectedTrigger&=~ERxAllBytes;
|
|
sl@0
|
895 |
channel->iFullDuplexReq&=~ERxAllBytes;
|
|
sl@0
|
896 |
aReturn=channel->CheckDataRead();
|
|
sl@0
|
897 |
// Check underrun
|
|
sl@0
|
898 |
if(aTrigger&ERxUnderrun)
|
|
sl@0
|
899 |
{
|
|
sl@0
|
900 |
if(channel->iExpectedTrigger&ERxUnderrun)
|
|
sl@0
|
901 |
{
|
|
sl@0
|
902 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ERxUnderrun found OK\n\n"));
|
|
sl@0
|
903 |
channel->iExpectedTrigger&=~ERxUnderrun;
|
|
sl@0
|
904 |
}
|
|
sl@0
|
905 |
else
|
|
sl@0
|
906 |
{
|
|
sl@0
|
907 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected ERxUnderrun indicated\n\n"));
|
|
sl@0
|
908 |
aReturn = KErrGeneral;
|
|
sl@0
|
909 |
}
|
|
sl@0
|
910 |
}
|
|
sl@0
|
911 |
else
|
|
sl@0
|
912 |
{
|
|
sl@0
|
913 |
if(channel->iExpectedTrigger&ERxUnderrun)
|
|
sl@0
|
914 |
{
|
|
sl@0
|
915 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ERxUnderrun not (yet) seen\n\n"));
|
|
sl@0
|
916 |
aReturn = KErrGeneral;
|
|
sl@0
|
917 |
}
|
|
sl@0
|
918 |
}
|
|
sl@0
|
919 |
// Check overrun
|
|
sl@0
|
920 |
if(aTrigger&ERxOverrun)
|
|
sl@0
|
921 |
{
|
|
sl@0
|
922 |
if(channel->iExpectedTrigger&ERxOverrun)
|
|
sl@0
|
923 |
{
|
|
sl@0
|
924 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ERxOverrun found OK\n\n"));
|
|
sl@0
|
925 |
channel->iExpectedTrigger&=~ERxOverrun;
|
|
sl@0
|
926 |
}
|
|
sl@0
|
927 |
else
|
|
sl@0
|
928 |
{
|
|
sl@0
|
929 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected ERxOverrun indicated\n\n"));
|
|
sl@0
|
930 |
aReturn = KErrGeneral;
|
|
sl@0
|
931 |
}
|
|
sl@0
|
932 |
}
|
|
sl@0
|
933 |
else
|
|
sl@0
|
934 |
{
|
|
sl@0
|
935 |
if(channel->iExpectedTrigger&ERxOverrun)
|
|
sl@0
|
936 |
{
|
|
sl@0
|
937 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ERxOverrun not (yet) seen\n\n"));
|
|
sl@0
|
938 |
aReturn = KErrGeneral;
|
|
sl@0
|
939 |
}
|
|
sl@0
|
940 |
}
|
|
sl@0
|
941 |
}
|
|
sl@0
|
942 |
|
|
sl@0
|
943 |
if(aTrigger&ETxAllBytes)
|
|
sl@0
|
944 |
{
|
|
sl@0
|
945 |
CLIENT_PRINT(("SlaveClientCallbackFunc() - ETxAllBytes\n"));
|
|
sl@0
|
946 |
aTrigger&= ~ETxAllBytes;
|
|
sl@0
|
947 |
channel->iExpectedTrigger&=~ETxAllBytes;
|
|
sl@0
|
948 |
channel->iFullDuplexReq&=~ETxAllBytes;
|
|
sl@0
|
949 |
aReturn=channel->CheckDataWritten();
|
|
sl@0
|
950 |
// Check underrun
|
|
sl@0
|
951 |
if(aTrigger&ETxUnderrun)
|
|
sl@0
|
952 |
{
|
|
sl@0
|
953 |
if(channel->iExpectedTrigger&ETxUnderrun)
|
|
sl@0
|
954 |
{
|
|
sl@0
|
955 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ETxUnderrun found OK\n\n"));
|
|
sl@0
|
956 |
channel->iExpectedTrigger&=~ETxUnderrun;
|
|
sl@0
|
957 |
}
|
|
sl@0
|
958 |
else
|
|
sl@0
|
959 |
{
|
|
sl@0
|
960 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected ETxUnderrun indicated\n\n"));
|
|
sl@0
|
961 |
aReturn = KErrGeneral;
|
|
sl@0
|
962 |
}
|
|
sl@0
|
963 |
}
|
|
sl@0
|
964 |
else
|
|
sl@0
|
965 |
{
|
|
sl@0
|
966 |
if(channel->iExpectedTrigger&ETxUnderrun)
|
|
sl@0
|
967 |
{
|
|
sl@0
|
968 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ETxUnderrun not (yet) seen\n\n"));
|
|
sl@0
|
969 |
aReturn = KErrGeneral;
|
|
sl@0
|
970 |
}
|
|
sl@0
|
971 |
}
|
|
sl@0
|
972 |
// Check overrun
|
|
sl@0
|
973 |
if(aTrigger&ETxOverrun)
|
|
sl@0
|
974 |
{
|
|
sl@0
|
975 |
if(channel->iExpectedTrigger&ETxOverrun)
|
|
sl@0
|
976 |
{
|
|
sl@0
|
977 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ETxOverrun found OK\n\n"));
|
|
sl@0
|
978 |
channel->iExpectedTrigger&=~ETxOverrun;
|
|
sl@0
|
979 |
}
|
|
sl@0
|
980 |
else
|
|
sl@0
|
981 |
{
|
|
sl@0
|
982 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected ETxOverrun indicated\n\n"));
|
|
sl@0
|
983 |
aReturn = KErrGeneral;
|
|
sl@0
|
984 |
}
|
|
sl@0
|
985 |
}
|
|
sl@0
|
986 |
else
|
|
sl@0
|
987 |
{
|
|
sl@0
|
988 |
if(channel->iExpectedTrigger&ETxOverrun)
|
|
sl@0
|
989 |
{
|
|
sl@0
|
990 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ETxOverrun not (yet) seen\n\n"));
|
|
sl@0
|
991 |
aReturn = KErrGeneral;
|
|
sl@0
|
992 |
}
|
|
sl@0
|
993 |
}
|
|
sl@0
|
994 |
}
|
|
sl@0
|
995 |
|
|
sl@0
|
996 |
|
|
sl@0
|
997 |
if(aTrigger&EGeneralBusError)
|
|
sl@0
|
998 |
{
|
|
sl@0
|
999 |
if(channel->iExpectedTrigger&EGeneralBusError)
|
|
sl@0
|
1000 |
{
|
|
sl@0
|
1001 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc: EGeneralBusError - as expected\n\n"));
|
|
sl@0
|
1002 |
channel->iExpectedTrigger&=~EGeneralBusError;
|
|
sl@0
|
1003 |
if(aReturn == KErrGeneral)
|
|
sl@0
|
1004 |
{
|
|
sl@0
|
1005 |
aReturn=KErrNone; // If aReturn==KErrGeneral, set to KErrNone so t_iic knows test was successful
|
|
sl@0
|
1006 |
channel->iFullDuplexReq = 0; // The transaction is considered terminated, so don't wait for more triggers
|
|
sl@0
|
1007 |
}
|
|
sl@0
|
1008 |
else
|
|
sl@0
|
1009 |
{
|
|
sl@0
|
1010 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc: aReturn not EGeneralBusError, =0x%x \n\n",aReturn));
|
|
sl@0
|
1011 |
aReturn=KErrGeneral;
|
|
sl@0
|
1012 |
}
|
|
sl@0
|
1013 |
|
|
sl@0
|
1014 |
}
|
|
sl@0
|
1015 |
else
|
|
sl@0
|
1016 |
{
|
|
sl@0
|
1017 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected EGeneralBusError indicated\n\n"));
|
|
sl@0
|
1018 |
aReturn = KErrGeneral;
|
|
sl@0
|
1019 |
}
|
|
sl@0
|
1020 |
}
|
|
sl@0
|
1021 |
|
|
sl@0
|
1022 |
if((aTrigger < 0)||(aTrigger & (~0xFF)))
|
|
sl@0
|
1023 |
{
|
|
sl@0
|
1024 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc: trigger condition 0x%x is not recognised \n\n",aTrigger));
|
|
sl@0
|
1025 |
}
|
|
sl@0
|
1026 |
|
|
sl@0
|
1027 |
// For simulataneous Rx,Tx triggers with ERxOverrun or TxUnderrun testing, need to call the following
|
|
sl@0
|
1028 |
if(aReturn == KErrNone)
|
|
sl@0
|
1029 |
{
|
|
sl@0
|
1030 |
aReturn = channel->CbProcessOverUnderRunRxTx();
|
|
sl@0
|
1031 |
}
|
|
sl@0
|
1032 |
|
|
sl@0
|
1033 |
if((channel->iExpectedTrigger == 0)&&(channel->iFullDuplexReq == 0))
|
|
sl@0
|
1034 |
channel->RequestComplete(aReturn); // Complete user-side request only if all the triggers have been satisfied
|
|
sl@0
|
1035 |
|
|
sl@0
|
1036 |
} // if(aTrigger == EAsyncCaptChan)
|
|
sl@0
|
1037 |
}
|
|
sl@0
|
1038 |
|
|
sl@0
|
1039 |
|
|
sl@0
|
1040 |
TInt DChannelIicSlaveClient::CheckDataRead()
|
|
sl@0
|
1041 |
{
|
|
sl@0
|
1042 |
TInt r=KErrNone;
|
|
sl@0
|
1043 |
// This channel will have provided a buffer for writing to, with a specified offset and number of words
|
|
sl@0
|
1044 |
// Bytes in the buffer before the offset should be set to zero
|
|
sl@0
|
1045 |
// Bytes written at and beyond the offset should exhibit an incrementing count
|
|
sl@0
|
1046 |
// Bytes beyond the offset that were not written to should be set to zero
|
|
sl@0
|
1047 |
TInt8 numWords=(iRxReqNumWords>iNumRegRxWords)?iNumRegRxWords:iRxReqNumWords;
|
|
sl@0
|
1048 |
TInt8 currVal=0;
|
|
sl@0
|
1049 |
TInt8 index = 0;
|
|
sl@0
|
1050 |
while(index<iRxRegOffset)
|
|
sl@0
|
1051 |
{
|
|
sl@0
|
1052 |
currVal=*(iRxBuf+index);
|
|
sl@0
|
1053 |
if(currVal != 0)
|
|
sl@0
|
1054 |
{
|
|
sl@0
|
1055 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataRead, index=%d, value =0x%x, expected 0",index,currVal));
|
|
sl@0
|
1056 |
r=KErrCorrupt;
|
|
sl@0
|
1057 |
}
|
|
sl@0
|
1058 |
++index;
|
|
sl@0
|
1059 |
}
|
|
sl@0
|
1060 |
|
|
sl@0
|
1061 |
TInt8 checkVal=0x10; // first value written by simulated bus channel
|
|
sl@0
|
1062 |
TInt8 endOfData= (TInt8)(iRxRegOffset+(numWords*iRxRegGranularity));
|
|
sl@0
|
1063 |
TInt8 wordCount=0;
|
|
sl@0
|
1064 |
while(index<endOfData)
|
|
sl@0
|
1065 |
{
|
|
sl@0
|
1066 |
currVal = *(iRxBuf+index);
|
|
sl@0
|
1067 |
if(checkVal != currVal)
|
|
sl@0
|
1068 |
{
|
|
sl@0
|
1069 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataRead, index=%d, value =0x%x, expected 0x%x",index,currVal,checkVal));
|
|
sl@0
|
1070 |
r=KErrCorrupt;
|
|
sl@0
|
1071 |
}
|
|
sl@0
|
1072 |
if(++wordCount == iRxRegGranularity)
|
|
sl@0
|
1073 |
{
|
|
sl@0
|
1074 |
wordCount=0;
|
|
sl@0
|
1075 |
checkVal++;
|
|
sl@0
|
1076 |
}
|
|
sl@0
|
1077 |
++index;
|
|
sl@0
|
1078 |
}
|
|
sl@0
|
1079 |
|
|
sl@0
|
1080 |
while(index<KRxBufSizeInBytes)
|
|
sl@0
|
1081 |
{
|
|
sl@0
|
1082 |
currVal=*(iRxBuf+index);
|
|
sl@0
|
1083 |
if(currVal != 0)
|
|
sl@0
|
1084 |
{
|
|
sl@0
|
1085 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataRead, index=%d, value =0x%x, expected 0",index,currVal);)
|
|
sl@0
|
1086 |
r=KErrCorrupt;
|
|
sl@0
|
1087 |
}
|
|
sl@0
|
1088 |
++index;
|
|
sl@0
|
1089 |
}
|
|
sl@0
|
1090 |
return r;
|
|
sl@0
|
1091 |
}
|
|
sl@0
|
1092 |
|
|
sl@0
|
1093 |
|
|
sl@0
|
1094 |
TInt DChannelIicSlaveClient::CheckDataWritten()
|
|
sl@0
|
1095 |
{
|
|
sl@0
|
1096 |
TInt r=KErrNone;
|
|
sl@0
|
1097 |
// The pattern in the transmit buffer used by the simulated bus channel contains a incrementing count
|
|
sl@0
|
1098 |
// from 0 to (KTxBufSizeInBytes-1), therefore the first value to be present in the check buffer will be
|
|
sl@0
|
1099 |
// represented by the required offset.
|
|
sl@0
|
1100 |
|
|
sl@0
|
1101 |
// The bytes "transmitted" are stored in the simulated bus' iTxCheckBuf
|
|
sl@0
|
1102 |
// Since the simulated bus channel is also in the kernel process it shares the same address space
|
|
sl@0
|
1103 |
// Get the address of the buffer
|
|
sl@0
|
1104 |
TUint testId = (((TUint)(RBusDevIicClient::ECtrlIoTxChkBuf))<<1)&0x3FFFFFFF;
|
|
sl@0
|
1105 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataWritten invoking StaticExtension ECtrlIoTxChkBuf with iBusId=0x%x, testId=0x%x, iBusTxCheckBuf=0x%x\n",iBusId,testId,iBusTxCheckBuf));
|
|
sl@0
|
1106 |
r = StaticExtension(iBusId, testId, &iBusTxCheckBuf, NULL);
|
|
sl@0
|
1107 |
if(r!=KErrNone)
|
|
sl@0
|
1108 |
{
|
|
sl@0
|
1109 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataWritten StaticExtension ECtrlIoTxChkBuf returned %d\n",r));
|
|
sl@0
|
1110 |
return r;
|
|
sl@0
|
1111 |
}
|
|
sl@0
|
1112 |
|
|
sl@0
|
1113 |
// Check that the values in the check buffer increment for the
|
|
sl@0
|
1114 |
// required number of words, and that any remaining bytes in the check buffer are set to zero.
|
|
sl@0
|
1115 |
TInt8 firstValue = iTxRegOffset;
|
|
sl@0
|
1116 |
TInt8 currVal = 0;
|
|
sl@0
|
1117 |
TInt8 wordsWritten = 0;
|
|
sl@0
|
1118 |
wordsWritten=(iTxReqNumWords>iNumRegTxWords)?iNumRegTxWords:iTxReqNumWords;
|
|
sl@0
|
1119 |
TInt8 index=0;
|
|
sl@0
|
1120 |
while(index<(wordsWritten*iTxRegGranularity))
|
|
sl@0
|
1121 |
{
|
|
sl@0
|
1122 |
currVal=*(iBusTxCheckBuf+index);
|
|
sl@0
|
1123 |
if(currVal != (TInt8)(firstValue+index))
|
|
sl@0
|
1124 |
{
|
|
sl@0
|
1125 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataWritten, index=%d, value =0x%x, expected 0x%x",index,currVal,(TInt8)(firstValue+index)));
|
|
sl@0
|
1126 |
r=KErrCorrupt;
|
|
sl@0
|
1127 |
}
|
|
sl@0
|
1128 |
++index;
|
|
sl@0
|
1129 |
}
|
|
sl@0
|
1130 |
while(index<(iNumRegTxWords*iTxRegGranularity))
|
|
sl@0
|
1131 |
{
|
|
sl@0
|
1132 |
currVal=*(iBusTxCheckBuf+index);
|
|
sl@0
|
1133 |
if(currVal != 0)
|
|
sl@0
|
1134 |
{
|
|
sl@0
|
1135 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataWritten, index=%d, value =0x%x, expected 0",index,currVal));
|
|
sl@0
|
1136 |
r=KErrCorrupt;
|
|
sl@0
|
1137 |
}
|
|
sl@0
|
1138 |
++index;
|
|
sl@0
|
1139 |
}
|
|
sl@0
|
1140 |
return r;
|
|
sl@0
|
1141 |
}
|
|
sl@0
|
1142 |
|
|
sl@0
|
1143 |
|
|
sl@0
|
1144 |
TInt DChannelIicSlaveClient::DoCreate(TInt /*aUnit*/, const TDesC8* /*aInfo*/, const TVersion& /*aVer*/)
|
|
sl@0
|
1145 |
{
|
|
sl@0
|
1146 |
CLIENT_PRINT(("> DChannelIicSlaveClient::DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion &aVer)"));
|
|
sl@0
|
1147 |
|
|
sl@0
|
1148 |
TInt r = Kern::DynamicDfcQCreate(iDfcQue,KIicSlaveClientThreadPriority,KIicSlaveClientThreadName);
|
|
sl@0
|
1149 |
if(r!=KErrNone)
|
|
sl@0
|
1150 |
return r;
|
|
sl@0
|
1151 |
SetDfcQ(iDfcQue);
|
|
sl@0
|
1152 |
|
|
sl@0
|
1153 |
// Allocate buffers for Rx, Tx operations
|
|
sl@0
|
1154 |
iRxBuf = new TUint8[KRxBufSizeInBytes];
|
|
sl@0
|
1155 |
iTxBuf = new TUint8[KTxBufSizeInBytes];
|
|
sl@0
|
1156 |
if((iRxBuf == NULL)||(iTxBuf == NULL))
|
|
sl@0
|
1157 |
return KErrNoMemory;
|
|
sl@0
|
1158 |
// Start receiving messages
|
|
sl@0
|
1159 |
iMsgQ.Receive();
|
|
sl@0
|
1160 |
|
|
sl@0
|
1161 |
return r;
|
|
sl@0
|
1162 |
}
|
|
sl@0
|
1163 |
|
|
sl@0
|
1164 |
TInt DChannelIicSlaveClient::InitSlaveClient()
|
|
sl@0
|
1165 |
{
|
|
sl@0
|
1166 |
iNotif = new TIicBusSlaveCallback(DChannelIicSlaveClient::SlaveClientCallbackFunc, (TAny*)this, iDfcQue, KIicSlaveClientDfcPriority);
|
|
sl@0
|
1167 |
if(iNotif == NULL)
|
|
sl@0
|
1168 |
{
|
|
sl@0
|
1169 |
CLIENT_PRINT(("> DChannelIicSlaveClient::InitSlaveClient ERROR unable to allocate space TIicBusSlaveCallback* iNotif \n"));
|
|
sl@0
|
1170 |
return KErrNoMemory;
|
|
sl@0
|
1171 |
}
|
|
sl@0
|
1172 |
return KErrNone;
|
|
sl@0
|
1173 |
}
|
|
sl@0
|
1174 |
|
|
sl@0
|
1175 |
void DChannelIicSlaveClient::HandleMsg(TMessageBase* aMsg)
|
|
sl@0
|
1176 |
{
|
|
sl@0
|
1177 |
TThreadMessage& m=*(TThreadMessage*)aMsg;
|
|
sl@0
|
1178 |
TInt id=m.iValue;
|
|
sl@0
|
1179 |
|
|
sl@0
|
1180 |
CLIENT_PRINT((" >ldd: DChannelIicSlaveClient::HandleMsg(TMessageBase* aMsg) id=%d\n", id));
|
|
sl@0
|
1181 |
|
|
sl@0
|
1182 |
if (id == (TInt)ECloseMsg)
|
|
sl@0
|
1183 |
{
|
|
sl@0
|
1184 |
iMsgQ.iMessage->Complete(KErrNone,EFalse);
|
|
sl@0
|
1185 |
return;
|
|
sl@0
|
1186 |
}
|
|
sl@0
|
1187 |
|
|
sl@0
|
1188 |
if (id<0)
|
|
sl@0
|
1189 |
{
|
|
sl@0
|
1190 |
TRequestStatus* pS=(TRequestStatus*)m.Ptr0();
|
|
sl@0
|
1191 |
TInt r=DoRequest(~id, pS, m.Ptr1(), m.Ptr2());
|
|
sl@0
|
1192 |
if (r!=KErrNone)
|
|
sl@0
|
1193 |
{
|
|
sl@0
|
1194 |
Kern::RequestComplete(iClient, pS, r);
|
|
sl@0
|
1195 |
}
|
|
sl@0
|
1196 |
m.Complete(KErrNone,ETrue);
|
|
sl@0
|
1197 |
}
|
|
sl@0
|
1198 |
else
|
|
sl@0
|
1199 |
if((id>=0)&&(id!=KMaxTInt))
|
|
sl@0
|
1200 |
{
|
|
sl@0
|
1201 |
TInt r=DoControl(id,m.Ptr0(),m.Ptr1());
|
|
sl@0
|
1202 |
m.Complete(r,ETrue);
|
|
sl@0
|
1203 |
}
|
|
sl@0
|
1204 |
}
|
|
sl@0
|
1205 |
|
|
sl@0
|
1206 |
|
|
sl@0
|
1207 |
TInt DChannelIicSlaveClient::DoControl(TInt aId, TAny* a1, TAny* a2)
|
|
sl@0
|
1208 |
{
|
|
sl@0
|
1209 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoked with aId=0x%x, a1=0x%x, a2=0x%x\n", aId,a1,a2));
|
|
sl@0
|
1210 |
TInt r=KErrNone;
|
|
sl@0
|
1211 |
// To support testing, any values of aId for StaticExtension must be shifted left one place
|
|
sl@0
|
1212 |
// and for a Slave, the two msbs must be zero
|
|
sl@0
|
1213 |
TInt ctrlIoVal = 0;
|
|
sl@0
|
1214 |
if((aId & KTestSlaveControlIo) == KTestSlaveControlIo)
|
|
sl@0
|
1215 |
ctrlIoVal = (aId << 1) & 0x3FFFFFFF;
|
|
sl@0
|
1216 |
|
|
sl@0
|
1217 |
switch(aId)
|
|
sl@0
|
1218 |
{
|
|
sl@0
|
1219 |
case(RBusDevIicClient::EInitSlaveClient):
|
|
sl@0
|
1220 |
{
|
|
sl@0
|
1221 |
r=InitSlaveClient();
|
|
sl@0
|
1222 |
break;
|
|
sl@0
|
1223 |
}
|
|
sl@0
|
1224 |
|
|
sl@0
|
1225 |
case(RBusDevIicClient::ECaptureChanSync):
|
|
sl@0
|
1226 |
{
|
|
sl@0
|
1227 |
// a1 is a pointer to the TDes8* aConfigHdr
|
|
sl@0
|
1228 |
// a2 is a pointer to TInt* parms[2], where:
|
|
sl@0
|
1229 |
// parms[0]=(TInt*)aBusId;
|
|
sl@0
|
1230 |
// parms[1]=&aChannelId;
|
|
sl@0
|
1231 |
//
|
|
sl@0
|
1232 |
TInt* parms[2];
|
|
sl@0
|
1233 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt*));
|
|
sl@0
|
1234 |
if(r!=KErrNone)
|
|
sl@0
|
1235 |
break; // Can't proceed if can't access request parameters
|
|
sl@0
|
1236 |
//
|
|
sl@0
|
1237 |
TInt hdrSize = Kern::ThreadGetDesLength(iClient,a1);
|
|
sl@0
|
1238 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl hdrSize = 0x%x\n",hdrSize));
|
|
sl@0
|
1239 |
if (hdrSize<=0)
|
|
sl@0
|
1240 |
{
|
|
sl@0
|
1241 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl ERROR, hdrSize is invalid\n"));
|
|
sl@0
|
1242 |
r = KErrArgument;
|
|
sl@0
|
1243 |
break;
|
|
sl@0
|
1244 |
}
|
|
sl@0
|
1245 |
if((iConfigHdr = HBuf8::New(hdrSize)) == NULL)
|
|
sl@0
|
1246 |
return KErrNoMemory;
|
|
sl@0
|
1247 |
r = Kern::ThreadDesRead(iClient,a1,*iConfigHdr,0);
|
|
sl@0
|
1248 |
if(r!=KErrNone)
|
|
sl@0
|
1249 |
{
|
|
sl@0
|
1250 |
delete iConfigHdr;
|
|
sl@0
|
1251 |
break;
|
|
sl@0
|
1252 |
}
|
|
sl@0
|
1253 |
// Store the address of the user-side variable to update with the ChannelId
|
|
sl@0
|
1254 |
iClientChanId=parms[1];
|
|
sl@0
|
1255 |
|
|
sl@0
|
1256 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking (synchronous) CaptureChannel\n"));
|
|
sl@0
|
1257 |
r = CaptureChannel((TInt)(parms[0]), iConfigHdr, iNotif, iChannelId);
|
|
sl@0
|
1258 |
if(r != KErrNone)
|
|
sl@0
|
1259 |
{
|
|
sl@0
|
1260 |
delete iConfigHdr;
|
|
sl@0
|
1261 |
break;
|
|
sl@0
|
1262 |
}
|
|
sl@0
|
1263 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl CaptureChannelgave iChannelId=0x%x\n",iChannelId));
|
|
sl@0
|
1264 |
|
|
sl@0
|
1265 |
r = Kern::ThreadRawWrite(iClient,iClientChanId,&iChannelId,sizeof(TInt));
|
|
sl@0
|
1266 |
if(r != KErrNone)
|
|
sl@0
|
1267 |
delete iConfigHdr;
|
|
sl@0
|
1268 |
break;
|
|
sl@0
|
1269 |
}
|
|
sl@0
|
1270 |
|
|
sl@0
|
1271 |
case(RBusDevIicClient::EReleaseChan):
|
|
sl@0
|
1272 |
{
|
|
sl@0
|
1273 |
// a1 represents TInt aChannelId
|
|
sl@0
|
1274 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking ReleaseChannel\n"));
|
|
sl@0
|
1275 |
r = ReleaseChannel((TInt)a1);
|
|
sl@0
|
1276 |
delete iConfigHdr;
|
|
sl@0
|
1277 |
break;
|
|
sl@0
|
1278 |
}
|
|
sl@0
|
1279 |
|
|
sl@0
|
1280 |
case(RBusDevIicClient::ERegisterRxBuffer):
|
|
sl@0
|
1281 |
{
|
|
sl@0
|
1282 |
// a1 represents TInt aChannelId
|
|
sl@0
|
1283 |
// a2 represents (TAny*) of TInt8 parms[3] where parms[0]=aBufGranularity; parms[1]=aNumWords; parms[2]=aOffset
|
|
sl@0
|
1284 |
TInt8 parms[3];
|
|
sl@0
|
1285 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),3*sizeof(TInt8));
|
|
sl@0
|
1286 |
if(r!=KErrNone)
|
|
sl@0
|
1287 |
break; // Can't proceed if can't access request parameters
|
|
sl@0
|
1288 |
// Store parameters for checking in the callback
|
|
sl@0
|
1289 |
iRxRegGranularity = parms[0];
|
|
sl@0
|
1290 |
iRxRegOffset= parms[2];
|
|
sl@0
|
1291 |
iNumRegRxWords=parms[1];
|
|
sl@0
|
1292 |
|
|
sl@0
|
1293 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking RegisterRxBuffer\n"));
|
|
sl@0
|
1294 |
TPtr8 rxPtr(iRxBuf,KRxBufSizeInBytes);
|
|
sl@0
|
1295 |
r = RegisterRxBuffer((TInt)a1, rxPtr, parms[0], parms[1], parms[2]);
|
|
sl@0
|
1296 |
break;
|
|
sl@0
|
1297 |
}
|
|
sl@0
|
1298 |
|
|
sl@0
|
1299 |
case(RBusDevIicClient::ERegisterTxBuffer):
|
|
sl@0
|
1300 |
{
|
|
sl@0
|
1301 |
// a1 represents TInt aChannelId
|
|
sl@0
|
1302 |
// a2 represents (TAny*) of TInt8 parms[3] where parms[0]=aBufGranularity; parms[1]=aNumWords; parms[2]=aOffset
|
|
sl@0
|
1303 |
TInt8 parms[3];
|
|
sl@0
|
1304 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),3*sizeof(TInt8));
|
|
sl@0
|
1305 |
if(r!=KErrNone)
|
|
sl@0
|
1306 |
break; // Can't proceed if can't access request parameters
|
|
sl@0
|
1307 |
// Store parameters for checking in the callback
|
|
sl@0
|
1308 |
iTxRegGranularity = parms[0];
|
|
sl@0
|
1309 |
iTxRegOffset= parms[2];
|
|
sl@0
|
1310 |
iNumRegTxWords=parms[1];
|
|
sl@0
|
1311 |
|
|
sl@0
|
1312 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking RegisterTxBuffer\n"));
|
|
sl@0
|
1313 |
TPtr8 txPtr(iTxBuf,KTxBufSizeInBytes);
|
|
sl@0
|
1314 |
r = RegisterTxBuffer((TInt)a1, txPtr, parms[0], parms[1], parms[2]);
|
|
sl@0
|
1315 |
break;
|
|
sl@0
|
1316 |
}
|
|
sl@0
|
1317 |
|
|
sl@0
|
1318 |
case(RBusDevIicClient::ESetNotifTrigger):
|
|
sl@0
|
1319 |
{
|
|
sl@0
|
1320 |
// a1 represents (TAny*) of TRequestStatus* aStatus
|
|
sl@0
|
1321 |
// a2 represents (TAny*) of TInt parms[2] where parms[0]=aChannelId; parms[1]=aTrigger
|
|
sl@0
|
1322 |
TInt parms[2];
|
|
sl@0
|
1323 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt));
|
|
sl@0
|
1324 |
if(r!=KErrNone)
|
|
sl@0
|
1325 |
break; // Can't proceed if can't access request parameters
|
|
sl@0
|
1326 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking SetNotificationTrigger with aStatus=0x%x, aChannelId=0x%x, aTrigger=0x%x\n",a1,parms[0],parms[1]));
|
|
sl@0
|
1327 |
if(a1 == NULL)
|
|
sl@0
|
1328 |
{
|
|
sl@0
|
1329 |
r = KErrArgument;
|
|
sl@0
|
1330 |
break;
|
|
sl@0
|
1331 |
}
|
|
sl@0
|
1332 |
iStatus=(TRequestStatus*)a1;
|
|
sl@0
|
1333 |
// Set the flags for duplex processing
|
|
sl@0
|
1334 |
if((parms[1]&ERxAllBytes)&&(parms[1]&ETxAllBytes))
|
|
sl@0
|
1335 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes);
|
|
sl@0
|
1336 |
r = SetNotificationTrigger(parms[0],parms[1]);
|
|
sl@0
|
1337 |
if(r == KErrTimedOut)
|
|
sl@0
|
1338 |
r=KErrNone; // KErrTimedOut is returned if the Client has not interacted with IIC for a while
|
|
sl@0
|
1339 |
break;
|
|
sl@0
|
1340 |
}
|
|
sl@0
|
1341 |
|
|
sl@0
|
1342 |
case(RBusDevIicClient::ECtrlIoNotifNoTrigger):
|
|
sl@0
|
1343 |
{
|
|
sl@0
|
1344 |
// a1 represents (TAny*) of aChannelId
|
|
sl@0
|
1345 |
// a2 represents (TAny*) of aTrigger
|
|
sl@0
|
1346 |
TInt chanId = (TInt)a1;
|
|
sl@0
|
1347 |
TInt trigger = (TInt)a2;
|
|
sl@0
|
1348 |
// No TRequestStatus is accessed because the call to SetNotificationTrigger
|
|
sl@0
|
1349 |
// is either with zero (when it is valid to do so), or it is being called with a
|
|
sl@0
|
1350 |
// trigger value that is expected to be rejected.
|
|
sl@0
|
1351 |
r = SetNotificationTrigger(chanId,trigger);
|
|
sl@0
|
1352 |
|
|
sl@0
|
1353 |
if(r == KErrNone)
|
|
sl@0
|
1354 |
{
|
|
sl@0
|
1355 |
if((trigger&ERxAllBytes)&&(trigger&ETxAllBytes))
|
|
sl@0
|
1356 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes);
|
|
sl@0
|
1357 |
}
|
|
sl@0
|
1358 |
if(r == KErrTimedOut)
|
|
sl@0
|
1359 |
r=KErrNone; // KErrTimedOut is returned if the Client has not interacted with IIC for a while
|
|
sl@0
|
1360 |
break;
|
|
sl@0
|
1361 |
}
|
|
sl@0
|
1362 |
|
|
sl@0
|
1363 |
case(RBusDevIicClient::ECtrlIoRxWords):
|
|
sl@0
|
1364 |
{
|
|
sl@0
|
1365 |
// a1 represents TInt aBusId
|
|
sl@0
|
1366 |
// a2 represents (TAny*) of TInt parms[2] where parms[0]=aChannelId; parms[1]=aNumWords
|
|
sl@0
|
1367 |
TInt parms[2];
|
|
sl@0
|
1368 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt));
|
|
sl@0
|
1369 |
if(r!=KErrNone)
|
|
sl@0
|
1370 |
break; // Can't proceed if can't access request parameters
|
|
sl@0
|
1371 |
// Prepare iRxBuf
|
|
sl@0
|
1372 |
memset(iRxBuf,0,KRxBufSizeInBytes);
|
|
sl@0
|
1373 |
// Store the number of words for checking in the callback
|
|
sl@0
|
1374 |
iRxReqNumWords=(TInt8)(parms[1]);
|
|
sl@0
|
1375 |
|
|
sl@0
|
1376 |
TInt tempTrigger=0;
|
|
sl@0
|
1377 |
// Set the expected result
|
|
sl@0
|
1378 |
tempTrigger |= ERxAllBytes;
|
|
sl@0
|
1379 |
if(parms[1] < iNumRegRxWords)
|
|
sl@0
|
1380 |
tempTrigger |= ERxUnderrun;
|
|
sl@0
|
1381 |
if(parms[1] > iNumRegRxWords)
|
|
sl@0
|
1382 |
tempTrigger |= ERxOverrun;
|
|
sl@0
|
1383 |
if(iExpectedTrigger != EGeneralBusError)
|
|
sl@0
|
1384 |
iExpectedTrigger |= tempTrigger;
|
|
sl@0
|
1385 |
else
|
|
sl@0
|
1386 |
iBlockedTrigger |= tempTrigger;
|
|
sl@0
|
1387 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoRxWords) with aBusId=0x%x, aChannelId=0x%x, aNumBytes=0x%x\n",(TInt)a1,parms[0],parms[1]));
|
|
sl@0
|
1388 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)(parms[0]), (TAny*)(parms[1]));
|
|
sl@0
|
1389 |
if(r == KErrTimedOut)
|
|
sl@0
|
1390 |
r=KErrNone; // KErrTimedOut is returned if the Client has not interacted with IIC for a while
|
|
sl@0
|
1391 |
break;
|
|
sl@0
|
1392 |
}
|
|
sl@0
|
1393 |
|
|
sl@0
|
1394 |
case(RBusDevIicClient::ECtrlIoTxWords):
|
|
sl@0
|
1395 |
{
|
|
sl@0
|
1396 |
// a1 represents TInt aBusId
|
|
sl@0
|
1397 |
// a2 represents (TAny*) of TInt parms[2] where parms[0]=aChannelId; parms[1]=aNumWords
|
|
sl@0
|
1398 |
TInt parms[2];
|
|
sl@0
|
1399 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt));
|
|
sl@0
|
1400 |
if(r!=KErrNone)
|
|
sl@0
|
1401 |
break; // Can't proceed if can't access request parameters
|
|
sl@0
|
1402 |
// Prepare iTxBuf
|
|
sl@0
|
1403 |
TUint8* ptr=iTxBuf;
|
|
sl@0
|
1404 |
for(TInt offset=0; offset<KRxBufSizeInBytes; ++offset)
|
|
sl@0
|
1405 |
*ptr++=(TUint8)offset;
|
|
sl@0
|
1406 |
// Store the number of words for checking in the callback
|
|
sl@0
|
1407 |
iTxReqNumWords=(TInt8)(parms[1]);
|
|
sl@0
|
1408 |
TInt tempTrigger=0;
|
|
sl@0
|
1409 |
// Set the expected result
|
|
sl@0
|
1410 |
tempTrigger |= ETxAllBytes;
|
|
sl@0
|
1411 |
if(parms[1] < iNumRegTxWords)
|
|
sl@0
|
1412 |
tempTrigger |= ETxOverrun;
|
|
sl@0
|
1413 |
if(parms[1] > iNumRegTxWords)
|
|
sl@0
|
1414 |
tempTrigger |= ETxUnderrun;
|
|
sl@0
|
1415 |
if(iExpectedTrigger != EGeneralBusError)
|
|
sl@0
|
1416 |
iExpectedTrigger |= tempTrigger;
|
|
sl@0
|
1417 |
else
|
|
sl@0
|
1418 |
iBlockedTrigger |= tempTrigger;
|
|
sl@0
|
1419 |
|
|
sl@0
|
1420 |
// The bytes "transmitted" are stored in the simulated bus' iTxCheckBuf
|
|
sl@0
|
1421 |
// Since the simulated bus channel is also in the kernel process it shares the same address space
|
|
sl@0
|
1422 |
// Get the address of the buffer
|
|
sl@0
|
1423 |
// As part of the callback invoked by IIC, this client will check the data stored by the simulated
|
|
sl@0
|
1424 |
// bus. Since the simulated bus channel is also in the kernel process it shares the same address space,
|
|
sl@0
|
1425 |
// so the buffer can be accessed directly - but the buffer is not created until it receives the following
|
|
sl@0
|
1426 |
// StaticExtension command, so the bus identifier represented by a1 is stored to allow accessing the buffer
|
|
sl@0
|
1427 |
// adddress from the callback.
|
|
sl@0
|
1428 |
iBusId=(TUint)a1;
|
|
sl@0
|
1429 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoTxWords) with aBusId=0x%x, aChannelId=0x%x, aNumBytes=0x%x\n",(TInt)a1,parms[0],parms[1]));
|
|
sl@0
|
1430 |
aId<<=1;
|
|
sl@0
|
1431 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)(parms[0]), (TAny*)(parms[1]));
|
|
sl@0
|
1432 |
break;
|
|
sl@0
|
1433 |
}
|
|
sl@0
|
1434 |
|
|
sl@0
|
1435 |
case(RBusDevIicClient::ECtrlIoRxTxWords):
|
|
sl@0
|
1436 |
{
|
|
sl@0
|
1437 |
// a1 represents TInt aBusId
|
|
sl@0
|
1438 |
// a2 represents (TAny*) of TInt parms[3] where parms[0]=aChannelId; parms[1]=aNumRxWords; parms[2]=aNumTxWords
|
|
sl@0
|
1439 |
TInt parms[3];
|
|
sl@0
|
1440 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),3*sizeof(TInt));
|
|
sl@0
|
1441 |
if(r!=KErrNone)
|
|
sl@0
|
1442 |
break; // Can't proceed if can't access request parameters
|
|
sl@0
|
1443 |
// Prepare iRxBuf, iTxBuf
|
|
sl@0
|
1444 |
memset(iRxBuf,0,KRxBufSizeInBytes);
|
|
sl@0
|
1445 |
TUint8* ptr=iTxBuf;
|
|
sl@0
|
1446 |
for(TInt offset=0; offset<KRxBufSizeInBytes; ++offset)
|
|
sl@0
|
1447 |
*ptr++=(TUint8)offset;
|
|
sl@0
|
1448 |
|
|
sl@0
|
1449 |
// Store the number of words for checking in the callback
|
|
sl@0
|
1450 |
iRxReqNumWords=(TInt8)(parms[1]);
|
|
sl@0
|
1451 |
iTxReqNumWords=(TInt8)(parms[2]);
|
|
sl@0
|
1452 |
|
|
sl@0
|
1453 |
TInt tempTrigger=0;
|
|
sl@0
|
1454 |
// Set the expected result
|
|
sl@0
|
1455 |
tempTrigger |= (ERxAllBytes|ETxAllBytes);
|
|
sl@0
|
1456 |
|
|
sl@0
|
1457 |
if(parms[1] < iNumRegRxWords)
|
|
sl@0
|
1458 |
tempTrigger |= ERxUnderrun;
|
|
sl@0
|
1459 |
if(parms[1] > iNumRegRxWords)
|
|
sl@0
|
1460 |
tempTrigger |= ERxOverrun;
|
|
sl@0
|
1461 |
|
|
sl@0
|
1462 |
if(parms[2] < iNumRegTxWords)
|
|
sl@0
|
1463 |
tempTrigger |= ETxOverrun;
|
|
sl@0
|
1464 |
if(parms[2] > iNumRegTxWords)
|
|
sl@0
|
1465 |
tempTrigger |= ETxUnderrun;
|
|
sl@0
|
1466 |
|
|
sl@0
|
1467 |
if(iExpectedTrigger != EGeneralBusError)
|
|
sl@0
|
1468 |
iExpectedTrigger |= tempTrigger;
|
|
sl@0
|
1469 |
else
|
|
sl@0
|
1470 |
iBlockedTrigger |= tempTrigger;
|
|
sl@0
|
1471 |
|
|
sl@0
|
1472 |
// The bytes "transmitted" are stored in the simulated bus' iTxCheckBuf
|
|
sl@0
|
1473 |
// Since the simulated bus channel is also in the kernel process it shares the same address space
|
|
sl@0
|
1474 |
// Get the address of the buffer
|
|
sl@0
|
1475 |
// As part of the callback invoked by IIC, this client will check the data stored by the simulated
|
|
sl@0
|
1476 |
// bus. Since the simulated bus channel is also in the kernel process it shares the same address space,
|
|
sl@0
|
1477 |
// so the buffer can be accessed directly - but the buffer is not created until it receives the following
|
|
sl@0
|
1478 |
// StaticExtension command, so the bus identifier represented by a1 is stored to allow accessing the buffer
|
|
sl@0
|
1479 |
// adddress from the callback.
|
|
sl@0
|
1480 |
iBusId=(TUint)a1;
|
|
sl@0
|
1481 |
|
|
sl@0
|
1482 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoRxTxWords) with aBusId=0x%x, aChannelId=0x%x, aNumRxBytes=0x%x, aNumTxBytes=0x%x\n",(TInt)a1,parms[0],parms[1],parms[2]));
|
|
sl@0
|
1483 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)(parms[0]), (TAny*)(&(parms[1])));
|
|
sl@0
|
1484 |
if(r == KErrTimedOut)
|
|
sl@0
|
1485 |
r=KErrNone; // KErrTimedOut is returned if the Client has not interacted with IIC for a while
|
|
sl@0
|
1486 |
break;
|
|
sl@0
|
1487 |
}
|
|
sl@0
|
1488 |
|
|
sl@0
|
1489 |
case(RBusDevIicClient::ECtlIoBusError):
|
|
sl@0
|
1490 |
{
|
|
sl@0
|
1491 |
// a1 represents TInt aBusId
|
|
sl@0
|
1492 |
// a2 represents TInt aChannelId
|
|
sl@0
|
1493 |
// Set the expected result
|
|
sl@0
|
1494 |
iExpectedTrigger |= EGeneralBusError;
|
|
sl@0
|
1495 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtlIoBusError) \n"));
|
|
sl@0
|
1496 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)a2, NULL);
|
|
sl@0
|
1497 |
break;
|
|
sl@0
|
1498 |
}
|
|
sl@0
|
1499 |
|
|
sl@0
|
1500 |
case(RBusDevIicClient::ECtrlIoUnblockNotification):
|
|
sl@0
|
1501 |
{
|
|
sl@0
|
1502 |
// a1 represents TInt aBusId
|
|
sl@0
|
1503 |
// a2 represents TInt aChannelId
|
|
sl@0
|
1504 |
iExpectedTrigger = iBlockedTrigger;
|
|
sl@0
|
1505 |
iBlockedTrigger=0;
|
|
sl@0
|
1506 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoUnblockNotification) \n"));
|
|
sl@0
|
1507 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)a2, NULL);
|
|
sl@0
|
1508 |
break;
|
|
sl@0
|
1509 |
}
|
|
sl@0
|
1510 |
|
|
sl@0
|
1511 |
case(RBusDevIicClient::ECtrlIoBlockNotification):
|
|
sl@0
|
1512 |
{
|
|
sl@0
|
1513 |
// a1 represents TInt aBusId
|
|
sl@0
|
1514 |
// a2 represents TInt aChannelId
|
|
sl@0
|
1515 |
iBlockedTrigger = iExpectedTrigger;
|
|
sl@0
|
1516 |
iExpectedTrigger = EGeneralBusError; // For this test, just interested in if the timeout is detected
|
|
sl@0
|
1517 |
// iExpectedTrigger will be reinstated prior to unblocking
|
|
sl@0
|
1518 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoBlockNotification) \n"));
|
|
sl@0
|
1519 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)a2, NULL);
|
|
sl@0
|
1520 |
break;
|
|
sl@0
|
1521 |
}
|
|
sl@0
|
1522 |
|
|
sl@0
|
1523 |
case(RBusDevIicClient::ECtrlIoUpdTimeout):
|
|
sl@0
|
1524 |
{
|
|
sl@0
|
1525 |
// a1 represents TInt aBusId
|
|
sl@0
|
1526 |
// a2 represents TInt aChannelId
|
|
sl@0
|
1527 |
|
|
sl@0
|
1528 |
// For this test, instruct the simulated bus to do the following for the Master and Client timeout values:
|
|
sl@0
|
1529 |
// (1) Read the current timeout value and check that it is set to the default
|
|
sl@0
|
1530 |
// (2) Set it to different value
|
|
sl@0
|
1531 |
// (3) Read it back to check success
|
|
sl@0
|
1532 |
// (4) Return to the original value, and readback to confirm
|
|
sl@0
|
1533 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoBlockNotification) \n"));
|
|
sl@0
|
1534 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, NULL, NULL);
|
|
sl@0
|
1535 |
break;
|
|
sl@0
|
1536 |
}
|
|
sl@0
|
1537 |
|
|
sl@0
|
1538 |
default:
|
|
sl@0
|
1539 |
{
|
|
sl@0
|
1540 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl - unrecognised value for aId=0x%x\n",aId));
|
|
sl@0
|
1541 |
r=KErrArgument;
|
|
sl@0
|
1542 |
break;
|
|
sl@0
|
1543 |
}
|
|
sl@0
|
1544 |
|
|
sl@0
|
1545 |
}
|
|
sl@0
|
1546 |
return r;
|
|
sl@0
|
1547 |
}
|
|
sl@0
|
1548 |
|
|
sl@0
|
1549 |
TInt DChannelIicSlaveClient::DoRequest(TInt aId, TRequestStatus* aStatus, TAny* a1, TAny* a2)
|
|
sl@0
|
1550 |
{
|
|
sl@0
|
1551 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest invoked with aId=0x%x, aStatus=0x%x, a1=0x%x, a2=0x%x\n", aId,aStatus,a1,a2));
|
|
sl@0
|
1552 |
|
|
sl@0
|
1553 |
TInt r=KErrNone;
|
|
sl@0
|
1554 |
switch(aId)
|
|
sl@0
|
1555 |
{
|
|
sl@0
|
1556 |
case(RBusDevIicClient::ECaptureChanAsync):
|
|
sl@0
|
1557 |
{
|
|
sl@0
|
1558 |
// a1 is a pointer to the TDes8* aConfigHdr
|
|
sl@0
|
1559 |
// a2 is a pointer to TInt* parms[2], where:
|
|
sl@0
|
1560 |
// parms[0]=(TInt*)aBusId;
|
|
sl@0
|
1561 |
// parms[1]=&aChannelId;
|
|
sl@0
|
1562 |
//
|
|
sl@0
|
1563 |
TInt* parms[2];
|
|
sl@0
|
1564 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt*));
|
|
sl@0
|
1565 |
if(r!=KErrNone)
|
|
sl@0
|
1566 |
break; // Can't proceed if can't access request parameters
|
|
sl@0
|
1567 |
//
|
|
sl@0
|
1568 |
TInt hdrSize = Kern::ThreadGetDesLength(iClient,a1);
|
|
sl@0
|
1569 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest hdrSize = 0x%x\n",hdrSize));
|
|
sl@0
|
1570 |
if (hdrSize<=0)
|
|
sl@0
|
1571 |
{
|
|
sl@0
|
1572 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest ERROR, hdrSize is invalid\n"));
|
|
sl@0
|
1573 |
return KErrArgument;
|
|
sl@0
|
1574 |
}
|
|
sl@0
|
1575 |
if((iConfigHdr = HBuf8::New(hdrSize)) == NULL)
|
|
sl@0
|
1576 |
return KErrNoMemory;
|
|
sl@0
|
1577 |
if((r = Kern::ThreadDesRead(iClient,a1,*iConfigHdr,0))!=KErrNone)
|
|
sl@0
|
1578 |
{
|
|
sl@0
|
1579 |
delete iConfigHdr;
|
|
sl@0
|
1580 |
return r;
|
|
sl@0
|
1581 |
}
|
|
sl@0
|
1582 |
iStatus=aStatus;
|
|
sl@0
|
1583 |
// Store the address of the user-side variable to update with the ChannelId
|
|
sl@0
|
1584 |
iClientChanId=parms[1];
|
|
sl@0
|
1585 |
// Invoke the IIC API
|
|
sl@0
|
1586 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest invoking (asynchronous) CaptureChannel\n"));
|
|
sl@0
|
1587 |
r = CaptureChannel((TInt)(parms[0]), iConfigHdr, iNotif, iChannelId, ETrue);
|
|
sl@0
|
1588 |
if(r != KErrNone)
|
|
sl@0
|
1589 |
delete iConfigHdr;
|
|
sl@0
|
1590 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest (asynchronous) CaptureChannel returned %d\n",r));
|
|
sl@0
|
1591 |
break;
|
|
sl@0
|
1592 |
}
|
|
sl@0
|
1593 |
|
|
sl@0
|
1594 |
case(RBusDevIicClient::ECtrlIoOvUndRunRxTx):
|
|
sl@0
|
1595 |
{
|
|
sl@0
|
1596 |
iBusId = (TInt)a1;
|
|
sl@0
|
1597 |
iChannelId = (TInt)a2;
|
|
sl@0
|
1598 |
iStatus=aStatus;
|
|
sl@0
|
1599 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest status = 0x%x, busId = 0x%x, chanId =0x%x\n",iStatus,iBusId,iChannelId));
|
|
sl@0
|
1600 |
|
|
sl@0
|
1601 |
// This test is state-machine driven. It is instigated from this point, then subsequent steps
|
|
sl@0
|
1602 |
// are handled in the callback funciton SlaveClientCallbackFunc
|
|
sl@0
|
1603 |
//
|
|
sl@0
|
1604 |
// Check we in the appropriate state to start
|
|
sl@0
|
1605 |
if(iTestOverUnderState == EStartState)
|
|
sl@0
|
1606 |
{
|
|
sl@0
|
1607 |
// Re-use the previously-provided buffers. Just request the initial notification triggers,
|
|
sl@0
|
1608 |
// the simulate the first event (RxOverrun).
|
|
sl@0
|
1609 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun));
|
|
sl@0
|
1610 |
if(r != KErrNone)
|
|
sl@0
|
1611 |
{
|
|
sl@0
|
1612 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest SetNotificationTrigger returned %d\n",r));
|
|
sl@0
|
1613 |
}
|
|
sl@0
|
1614 |
else
|
|
sl@0
|
1615 |
{
|
|
sl@0
|
1616 |
// Trigger now set, so simulate the required event
|
|
sl@0
|
1617 |
iExpectedTrigger = ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun;
|
|
sl@0
|
1618 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes);
|
|
sl@0
|
1619 |
iTestOverUnderState = ERxOverrun_1; // Prepare for callback
|
|
sl@0
|
1620 |
// The requested number of words when the buffer was registered was 8, so simulate 10
|
|
sl@0
|
1621 |
// to provoke an RxOverrun event.
|
|
sl@0
|
1622 |
TInt numWords=10;
|
|
sl@0
|
1623 |
// To support testing, any values of aId for StaticExtension must be shifted left one place
|
|
sl@0
|
1624 |
// and for a Slave, the two msbs must be zero
|
|
sl@0
|
1625 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoRxWords;
|
|
sl@0
|
1626 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF;
|
|
sl@0
|
1627 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)numWords);
|
|
sl@0
|
1628 |
}
|
|
sl@0
|
1629 |
}
|
|
sl@0
|
1630 |
else
|
|
sl@0
|
1631 |
{
|
|
sl@0
|
1632 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest ECtrlIoOvUndRunRxTx, iTestOverUnderState = 0x%x\n",iTestOverUnderState));
|
|
sl@0
|
1633 |
r=KErrGeneral;
|
|
sl@0
|
1634 |
}
|
|
sl@0
|
1635 |
break;
|
|
sl@0
|
1636 |
}
|
|
sl@0
|
1637 |
|
|
sl@0
|
1638 |
default:
|
|
sl@0
|
1639 |
{
|
|
sl@0
|
1640 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest - unrecognised value for aId=0x%x\n",aId));
|
|
sl@0
|
1641 |
r=KErrArgument;
|
|
sl@0
|
1642 |
break;
|
|
sl@0
|
1643 |
}
|
|
sl@0
|
1644 |
}
|
|
sl@0
|
1645 |
return r;
|
|
sl@0
|
1646 |
}
|
|
sl@0
|
1647 |
|