author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 16:34:26 +0300 | |
branch | RCL_3 |
changeset 43 | c1f20ce4abcf |
parent 0 | a41df078684a |
child 44 | 3e88ff8f41d5 |
permissions | -rw-r--r-- |
0 | 1 |
// 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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||
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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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c1f20ce4abcf
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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DIicSlaveClientChan(DIicBusChannel* aChan, TInt8 aChanNum, TInt aChanType):iChanNumber(aChanNum),iChanType(aChanType),iChan(aChan){}; |
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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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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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#ifdef IIC_STUBS |
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parents:
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_LIT(KLddRootName,"iic_slaveclient_stubs"); |
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parents:
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#else |
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_LIT(KLddRootName,"iic_slaveclient_ctrless"); |
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parents:
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#endif/*IIC_STUBS*/ |
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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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c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
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#ifdef STANDALONE_CHANNEL |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
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TInt Spare1(TInt aBusId); |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
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#endif |
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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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43
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
217 |
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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} |
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// global ordering object to be passed to RPointerArray InsertInOrderXXX and FindInOrder |
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TLinearOrder<DIicSlaveClientChan> EntryOrder(DChannelIicSlaveClient::OrderEntries); |
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TInt GetChanPtr(const TInt aBusId, DIicSlaveClientChan*& aChan) |
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{ |
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__KTRACE_OPT(KIIC, Kern::Printf("GetChanPtr, aBusId=0x%x\n",aBusId)); |
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TInt32 chanId; |
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chanId = GET_CHAN_NUM(aBusId); |
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__KTRACE_OPT(KIIC, Kern::Printf("GetChanPtr, chanId=0x%x\n",chanId)); |
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DIicSlaveClientChan chanEntry(NULL,(TInt8)chanId, DIicBusChannel::EMasterSlave); |
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TInt r = KErrNotFound; |
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TInt aIndex = ChannelArray.FindInOrder(&chanEntry, EntryOrder); |
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if(aIndex >= 0) |
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{ |
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aChan = ChannelArray[aIndex]; |
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r = KErrNone; |
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} |
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return r; |
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} |
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#endif/*STANDALONE_CHANNEL*/ |
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DECLARE_STANDARD_LDD() |
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{ |
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#ifdef STANDALONE_CHANNEL |
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TInt r = KErrNone; |
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DIicBusChannel *chan = NULL, *chanM = NULL, *chanS = NULL; |
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DIicSlaveClientChan* aSlaveClientChan; |
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for(TInt i=0; i<NUM_CHANNELS; i++) |
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{ |
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CLIENT_PRINT(("\n")); |
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#if defined(MASTER_MODE) |
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if(CHANNEL_TYPE(i) == (DIicBusChannel::EMaster)) |
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{ |
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chan=new DSimulatedIicBusChannelMasterI2c(BUS_TYPE,CHANNEL_DUPLEX(i)); |
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if(!chan) |
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{ |
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CLIENT_PRINT(("\n\nI2C: Channel of type (%d) not created for index %d\n\n",CHANNEL_TYPE(i),i)); |
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return NULL; |
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} |
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CLIENT_PRINT(("I2C chan created at 0x%x\n",chan)); |
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if(((DSimulatedIicBusChannelMasterI2c*)chan)->Create()!=KErrNone) |
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{ |
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delete chan; |
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return NULL; |
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} |
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aSlaveClientChan = new DIicSlaveClientChan(chan,AssignChanNumI2c(),DIicBusChannel::EMaster); |
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if(!aSlaveClientChan) |
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{ |
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delete chan; |
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return NULL; |
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} |
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r = ChannelArray.InsertInOrder(aSlaveClientChan,EntryOrder); |
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if(r!=KErrNone) |
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{ |
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delete chan; |
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delete aSlaveClientChan; |
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break; |
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} |
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} |
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#endif |
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#if defined(MASTER_MODE) && defined(SLAVE_MODE) |
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if(CHANNEL_TYPE(i) == DIicBusChannel::EMasterSlave) |
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{ |
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chanM=new DSimulatedIicBusChannelMasterI2c(BUS_TYPE,CHANNEL_DUPLEX(i)); |
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if(!chanM) |
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return NULL; |
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chanS=new DSimulatedIicBusChannelSlaveI2c(BUS_TYPE,CHANNEL_DUPLEX(i)); |
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if(!chanS) |
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{ |
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delete chanM; |
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return NULL; |
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} |
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chan=new DSimulatedIicBusChannelMasterSlaveI2c(BUS_TYPE,CHANNEL_DUPLEX(i),(DSimulatedIicBusChannelMasterI2c*)chanM,(DSimulatedIicBusChannelSlaveI2c*)chanS); // Generic implementation |
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if(!chan) |
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{ |
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CLIENT_PRINT(("\n\nI2C: Channel of type (%d) not created for index %d\n\n",CHANNEL_TYPE(i),i)); |
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delete chanM; |
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delete chanS; |
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return NULL; |
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} |
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CLIENT_PRINT(("I2C chan created at 0x%x\n",chan)); |
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if(((DIicBusChannelMasterSlave*)chan)->DoCreate()!=KErrNone) |
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{ |
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delete chanM; |
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delete chanS; |
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delete chan; |
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return NULL; |
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} |
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aSlaveClientChan = new DIicSlaveClientChan(chan,AssignChanNumI2c(),DIicBusChannel::EMasterSlave); |
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if(!aSlaveClientChan) |
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{ |
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delete chanM; |
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delete chanS; |
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delete chan; |
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return NULL; |
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} |
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r = ChannelArray.InsertInOrder(aSlaveClientChan,EntryOrder); |
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if(r!=KErrNone) |
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{ |
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delete chanM; |
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delete chanS; |
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delete chan; |
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delete aSlaveClientChan; |
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break; |
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} |
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} |
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#endif |
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408 |
#if defined(SLAVE_MODE) |
|
409 |
if(CHANNEL_TYPE(i) == (DIicBusChannel::ESlave)) |
|
410 |
{ |
|
411 |
chan=new DSimulatedIicBusChannelSlaveI2c(BUS_TYPE,CHANNEL_DUPLEX(i)); |
|
412 |
if(!chan) |
|
413 |
{ |
|
414 |
CLIENT_PRINT(("\n\nI2C: Channel of type (%d) not created for index %d\n\n",CHANNEL_TYPE(i),i)); |
|
415 |
return NULL; |
|
416 |
} |
|
417 |
CLIENT_PRINT(("I2C chan created at 0x%x\n",chan)); |
|
418 |
if(((DSimulatedIicBusChannelSlaveI2c*)chan)->Create()!=KErrNone) |
|
419 |
return NULL; |
|
420 |
aSlaveClientChan = new DIicSlaveClientChan(chan,AssignChanNumI2c(),DIicBusChannel::ESlave); |
|
421 |
if(!aSlaveClientChan) |
|
422 |
{ |
|
423 |
delete chan; |
|
424 |
return NULL; |
|
425 |
} |
|
426 |
r = ChannelArray.InsertInOrder(aSlaveClientChan,EntryOrder); |
|
427 |
if(r!=KErrNone) |
|
428 |
{ |
|
429 |
delete chan; |
|
430 |
delete aSlaveClientChan; |
|
431 |
break; |
|
432 |
} |
|
433 |
} |
|
434 |
#endif |
|
435 |
#if !defined(MASTER_MODE) && !defined(SLAVE_MODE) |
|
436 |
#error I2C mode not defined as Master, Slave nor Master-Slave |
|
437 |
#endif |
|
438 |
} |
|
439 |
#endif |
|
440 |
return new DDeviceIicSlaveClient; |
|
441 |
} |
|
442 |
||
443 |
||
444 |
||
445 |
DChannelIicSlaveClient::DChannelIicSlaveClient() |
|
446 |
// Constructor |
|
447 |
{ |
|
448 |
iFullDuplexReq=iBlockedTrigger=iExpectedTrigger=0; |
|
449 |
CLIENT_PRINT(("> DChannelIicSlaveClient::DChannelIicSlaveClient()")); |
|
450 |
iClient=&Kern::CurrentThread(); |
|
451 |
// Increase the DThread's ref count so that it does not close without us |
|
452 |
iClient->Open(); |
|
453 |
iTestOverUnderState = EStartState; |
|
454 |
} |
|
455 |
||
456 |
DChannelIicSlaveClient::~DChannelIicSlaveClient() |
|
457 |
// Destructor |
|
458 |
{ |
|
459 |
CLIENT_PRINT(("> DChannelIicSlaveClient::~DChannelIicSlaveClient()")); |
|
460 |
iDfcQue->Destroy(); |
|
461 |
delete iNotif; |
|
462 |
delete iRxBuf; |
|
463 |
delete iTxBuf; |
|
464 |
delete iBusTxCheckBuf; |
|
465 |
// decrement the DThread's reference count |
|
466 |
Kern::SafeClose((DObject*&)iClient, NULL); |
|
467 |
} |
|
468 |
||
469 |
void DChannelIicSlaveClient::RequestComplete(TInt r) |
|
470 |
{ |
|
471 |
Kern::RequestComplete(iClient, iStatus, r); |
|
472 |
} |
|
473 |
||
474 |
TInt DChannelIicSlaveClient::RegisterRxBuffer(TInt aChannelId, TPtr8 aRxBuffer, TInt8 aBufGranularity, TInt8 aNumWords, TInt8 aOffset) |
|
475 |
{ |
|
476 |
TInt r = KErrNone; |
|
477 |
#ifdef STANDALONE_CHANNEL |
|
478 |
DIicSlaveClientChan* aChanPtr = NULL; |
|
479 |
if(iCapturedChan.iChannelId == aChannelId) |
|
480 |
aChanPtr = iCapturedChan.iChannel; |
|
43
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diff
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|
481 |
#ifdef IIC_STUBS |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
482 |
//in the code coverage tests, a slave channel will not be captured before other slave |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
483 |
//operations get called, e.g. calling DIicBusChannelSlave::CaptureChannel in MASTER_MODE |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
484 |
//should return a KErrNotSupported. In controller-less mode, the client creates and manages its own channels. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
485 |
//So in here, we pretend a slave channel has been captured and can be used for the current operation. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
486 |
aChanPtr=iCapturedChan.iChannel; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
487 |
#endif/*IIC_STUBS*/ |
0 | 488 |
if(!aChanPtr) |
489 |
return KErrArgument; |
|
490 |
if(aChanPtr->GetChanType() == DIicBusChannel::EMasterSlave) |
|
491 |
r = ((DIicBusChannelMasterSlave*)(aChanPtr->GetChannelPtr()))->RegisterRxBuffer(aRxBuffer, aBufGranularity, aNumWords, aOffset); |
|
492 |
else if(aChanPtr->GetChanType() == DIicBusChannel::ESlave) |
|
493 |
r = ((DIicBusChannelSlave*)(aChanPtr->GetChannelPtr()))->RegisterRxBuffer(aRxBuffer, aBufGranularity, aNumWords, aOffset); |
|
494 |
#else |
|
495 |
r = IicBus::RegisterRxBuffer(aChannelId, aRxBuffer, aBufGranularity, aNumWords, aOffset); |
|
496 |
#endif |
|
497 |
return r; |
|
498 |
} |
|
499 |
||
500 |
TInt DChannelIicSlaveClient::SetNotificationTrigger(TInt aChannelId, TInt aTrigger) |
|
501 |
{ |
|
502 |
TInt r = KErrNone; |
|
503 |
#ifdef STANDALONE_CHANNEL |
|
504 |
DIicSlaveClientChan* aChanPtr = NULL; |
|
505 |
if(iCapturedChan.iChannelId == aChannelId) |
|
506 |
aChanPtr = iCapturedChan.iChannel; |
|
43
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
507 |
#ifdef IIC_STUBS |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
508 |
//in the code coverage tests, a slave channel will not be captured before other slave |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
509 |
//operations get called, e.g. calling DIicBusChannelSlave::CaptureChannel in MASTER_MODE |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
510 |
//should return a KErrNotSupported. In controller-less mode, the client creates and manages its own channels. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
511 |
//So in here, we pretend a slave channel has been captured and can be used for the current operation. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
512 |
aChanPtr=iCapturedChan.iChannel; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
513 |
#endif/*IIC_STUBS*/ |
0 | 514 |
if(!aChanPtr) |
515 |
return KErrArgument; |
|
516 |
if(aChanPtr->GetChanType() == DIicBusChannel::EMasterSlave) |
|
517 |
r = ((DIicBusChannelMasterSlave*)(aChanPtr->GetChannelPtr()))->SetNotificationTrigger(aTrigger); |
|
518 |
else if(aChanPtr->GetChanType() == DIicBusChannel::ESlave) |
|
519 |
r = ((DIicBusChannelSlave*)(aChanPtr->GetChannelPtr()))->SetNotificationTrigger(aTrigger); |
|
520 |
#else |
|
521 |
r = IicBus::SetNotificationTrigger(aChannelId, aTrigger); |
|
522 |
#endif |
|
523 |
return r; |
|
524 |
} |
|
525 |
||
526 |
TInt DChannelIicSlaveClient::StaticExtension(TUint aId, TUint aFunction, TAny* aParam1, TAny* aParam2) |
|
527 |
{ |
|
528 |
TInt r = KErrNone; |
|
529 |
#ifdef STANDALONE_CHANNEL |
|
530 |
DIicSlaveClientChan* aChanPtr; |
|
531 |
r = GetChanPtr(aId, aChanPtr); |
|
532 |
if(r != KErrNone) |
|
533 |
return r; |
|
534 |
if(!aChanPtr) |
|
535 |
return KErrArgument; |
|
536 |
if(aChanPtr->GetChanType() == DIicBusChannel::EMasterSlave) |
|
537 |
r = ((DIicBusChannelMasterSlave*)(aChanPtr->GetChannelPtr()))->StaticExtension(aFunction, aParam1, aParam2); |
|
538 |
else if(aChanPtr->GetChanType() == DIicBusChannel::ESlave) |
|
539 |
r = ((DIicBusChannelSlave*)(aChanPtr->GetChannelPtr()))->StaticExtension(aFunction, aParam1, aParam2); |
|
540 |
#else |
|
541 |
r = IicBus::StaticExtension(aId, aFunction, aParam1, aParam2); |
|
542 |
#endif |
|
543 |
return r; |
|
544 |
} |
|
545 |
||
546 |
TInt DChannelIicSlaveClient::RegisterTxBuffer(TInt aChannelId, TPtr8 aTxBuffer, TInt8 aBufGranularity, TInt8 aNumWords, TInt8 aOffset) |
|
547 |
{ |
|
548 |
TInt r = KErrNone; |
|
549 |
#ifdef STANDALONE_CHANNEL |
|
550 |
DIicSlaveClientChan* aChanPtr = NULL; |
|
551 |
if(iCapturedChan.iChannelId == aChannelId) |
|
552 |
aChanPtr = iCapturedChan.iChannel; |
|
43
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
553 |
#ifdef IIC_STUBS |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
554 |
//in the code coverage tests, a slave channel will not be captured before other slave |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
555 |
//operations get called, e.g. calling DIicBusChannelSlave::CaptureChannel in MASTER_MODE |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
556 |
//should return a KErrNotSupported. In controller-less mode, the client creates and manages its own channels. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
557 |
//So in here, we pretend a slave channel has been captured and can be used for the current operation. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
558 |
aChanPtr=iCapturedChan.iChannel; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
559 |
#endif/*IIC_STUBS*/ |
0 | 560 |
if(!aChanPtr) |
561 |
return KErrArgument; |
|
562 |
if(aChanPtr->GetChanType() == DIicBusChannel::EMasterSlave) |
|
563 |
r = ((DIicBusChannelMasterSlave*)(aChanPtr->GetChannelPtr()))->RegisterTxBuffer(aTxBuffer, aBufGranularity, aNumWords, aOffset); |
|
564 |
else if(aChanPtr->GetChanType() == DIicBusChannel::ESlave) |
|
565 |
r = ((DIicBusChannelSlave*)(aChanPtr->GetChannelPtr()))->RegisterTxBuffer(aTxBuffer, aBufGranularity, aNumWords, aOffset); |
|
566 |
#else |
|
567 |
r = IicBus::RegisterTxBuffer(aChannelId, aTxBuffer, aBufGranularity, aNumWords, aOffset); |
|
568 |
#endif |
|
569 |
return r; |
|
570 |
} |
|
571 |
||
572 |
TInt DChannelIicSlaveClient::CaptureChannel(TInt aBusId, TDes8* aConfigHdr, TIicBusSlaveCallback* aCallback, TInt& aChannelId, TBool aAsynch) |
|
573 |
{ |
|
574 |
TInt r = KErrNone; |
|
575 |
#ifndef STANDALONE_CHANNEL |
|
576 |
r = IicBus::CaptureChannel(aBusId, aConfigHdr, aCallback, aChannelId, aAsynch); |
|
577 |
#else |
|
578 |
// Check that that aCallback!=NULL and aConfigHdr!=NULL - if not, return KErrArgument |
|
579 |
if(!aCallback || !aConfigHdr) |
|
580 |
{ |
|
581 |
return KErrArgument; |
|
582 |
} |
|
583 |
||
584 |
// Get the channel |
|
585 |
DIicSlaveClientChan* chanPtr = NULL; |
|
586 |
if(r == KErrNone) |
|
587 |
{ |
|
588 |
r = GetChanPtr(aBusId, chanPtr); |
|
589 |
if(r == KErrNone) |
|
590 |
{ |
|
591 |
if(!chanPtr) |
|
592 |
{ |
|
593 |
r = KErrArgument; |
|
594 |
} |
|
595 |
else |
|
596 |
{ |
|
597 |
switch(chanPtr->GetChanType()) |
|
598 |
{ |
|
599 |
// CaptureChannel requests are only supported by channels in Slave mode. |
|
600 |
case DIicBusChannel::EMaster: |
|
601 |
{ |
|
602 |
r = KErrNotSupported; |
|
603 |
break; |
|
604 |
} |
|
605 |
case DIicBusChannel::EMasterSlave: |
|
606 |
{ |
|
607 |
r = ((DIicBusChannelMasterSlave*) (chanPtr->GetChannelPtr()))->CaptureChannel(aConfigHdr, aCallback, aChannelId, aAsynch); |
|
608 |
break; |
|
609 |
} |
|
610 |
case DIicBusChannel::ESlave: |
|
611 |
{ |
|
612 |
r = ((DIicBusChannelSlave*) (chanPtr->GetChannelPtr()))->CaptureChannel(aConfigHdr, aCallback, aChannelId, aAsynch); |
|
613 |
break; |
|
614 |
} |
|
615 |
default: |
|
616 |
{ |
|
617 |
r = KErrArgument; |
|
618 |
} |
|
619 |
} |
|
43
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
620 |
#ifdef IIC_STUBS |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
621 |
//if we try to capture a slave channel in MASTER_MODE, the capture should fail with KErrNotSupported. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
622 |
//However, we need a slave channel to be captured before running most of slave operation |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
623 |
//tests,e.g. RegisterRxBuf. So in here, we pretend the channel is captured, and save |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
624 |
//the channel pointer in iCapturedChan, so it can be used for other slave operation tests. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
625 |
iCapturedChan.iChannel = chanPtr; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
626 |
#endif/*IIC_STUBS*/ |
0 | 627 |
// For synchronous capture, if successful then install the channel |
628 |
if(r == KErrNone) |
|
629 |
{ |
|
630 |
if(!aAsynch) |
|
631 |
{ |
|
632 |
iCapturedChan.iChannel = chanPtr; |
|
633 |
iCapturedChan.iChannelId = aChannelId; |
|
634 |
} |
|
635 |
else |
|
636 |
//For asynchronous capture, record slaveChanPtr, if later failed capture, |
|
637 |
//clean iCapturedChannel in client's callback. |
|
638 |
iCapturedChan.iChannel = chanPtr; |
|
639 |
} |
|
640 |
} |
|
641 |
} |
|
642 |
} |
|
643 |
#endif |
|
644 |
return r; |
|
645 |
} |
|
646 |
||
647 |
TInt DChannelIicSlaveClient::ReleaseChannel(TInt aChannelId) |
|
648 |
{ |
|
649 |
TInt r = KErrNone; |
|
650 |
#ifndef STANDALONE_CHANNEL |
|
651 |
r = IicBus::ReleaseChannel(aChannelId); |
|
652 |
#else |
|
653 |
__KTRACE_OPT(KIIC, Kern::Printf("DChannelIicSlaveClient::ReleaseChannel, channelID = 0x%x \n",aChannelId)); |
|
654 |
// Acquire the pointer to the Slave Channel |
|
655 |
if(iCapturedChan.iChannelId != aChannelId) |
|
656 |
return KErrNotFound; |
|
657 |
||
658 |
if((iCapturedChan.iChannel)->GetChanType() == DIicBusChannel::EMasterSlave) |
|
659 |
r = ((DIicBusChannelMasterSlave*)((iCapturedChan.iChannel)->GetChannelPtr()))->ReleaseChannel(); |
|
660 |
else if((iCapturedChan.iChannel)->GetChanType() == DIicBusChannel::ESlave) |
|
661 |
r = ((DIicBusChannelSlave*)((iCapturedChan.iChannel)->GetChannelPtr()))->ReleaseChannel(); |
|
662 |
//After release channel, reset iCapturedChan |
|
663 |
iCapturedChan.iChannel = NULL; |
|
664 |
iCapturedChan.iChannelId = 0; |
|
665 |
#endif |
|
666 |
return r; |
|
667 |
} |
|
43
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
668 |
|
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
669 |
//this function is added for improving the code coverage of IIC. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
670 |
//Spare1 is a placeholder for future expansion, so returns KErrNotSupported. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
671 |
#ifdef STANDALONE_CHANNEL |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
672 |
TInt DChannelIicSlaveClient::Spare1(TInt aBusId) |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
673 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
674 |
TInt r = KErrNone; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
675 |
DIicSlaveClientChan* chanPtr = NULL; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
676 |
if(r == KErrNone) |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
677 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
678 |
r = GetChanPtr(aBusId, chanPtr); |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
679 |
if(r == KErrNone) |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
680 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
681 |
if(!chanPtr) |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
682 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
683 |
r = KErrArgument; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
684 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
685 |
else |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
686 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
687 |
switch(chanPtr->GetChanType()) |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
688 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
689 |
case DIicBusChannel::EMaster: |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
690 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
691 |
r = ((DIicBusChannelMaster*)(chanPtr->GetChannelPtr()))->Spare1(0,NULL,NULL); |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
692 |
break; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
693 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
694 |
case DIicBusChannel::EMasterSlave: |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
695 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
696 |
r = KErrNotSupported; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
697 |
break; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
698 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
699 |
case DIicBusChannel::ESlave: |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
700 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
701 |
r = ((DIicBusChannelSlave*)(chanPtr->GetChannelPtr()))->Spare1(0,NULL,NULL); |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
702 |
break; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
703 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
704 |
default: |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
705 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
706 |
r = KErrArgument; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
707 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
708 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
709 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
710 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
711 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
712 |
return r; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
713 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
714 |
#endif |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
715 |
|
0 | 716 |
TInt DChannelIicSlaveClient::CbProcessOverUnderRunRxTx() |
717 |
{ |
|
718 |
CLIENT_PRINT(("> DChannelIicSlaveClient::CbProcessOverUnderRunRxTx(), iTestOverUnderState=%d\n",iTestOverUnderState)); |
|
719 |
TInt r = KErrNone; |
|
720 |
switch (iTestOverUnderState) |
|
721 |
{ |
|
722 |
case(EStartState): |
|
723 |
{ |
|
724 |
// In this state, no action is required |
|
725 |
break; |
|
726 |
}; |
|
727 |
case(ERxOverrun_1): |
|
728 |
{ |
|
729 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: entry state = ERxOverrun_1\n")); |
|
730 |
// At this point, the outstanding request trigger should be ETxAllBytes | ETxUnderrun |
|
731 |
// and the flag to indicate duplex transfers should be cleared |
|
732 |
if((iExpectedTrigger != (ETxAllBytes | ETxUnderrun)) || (iFullDuplexReq != ETxAllBytes)) |
|
733 |
{ |
|
734 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx, iExpectedTrigger=0x%x, iFullDuplexReq=%d\n",iExpectedTrigger,iFullDuplexReq)); |
|
735 |
r=KErrGeneral; |
|
736 |
} |
|
737 |
else |
|
738 |
{ |
|
739 |
// Simulate providing a new buffer (actually, re-use existing buffer) |
|
740 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: invoking RegisterRxBuffer\n")); |
|
741 |
TPtr8 rxPtr(iRxBuf,KRxBufSizeInBytes); |
|
742 |
r = RegisterRxBuffer(iChannelId, rxPtr, iRxRegGranularity, iNumRegRxWords, iRxRegOffset); |
|
743 |
||
744 |
if(r != KErrNone) |
|
745 |
{ |
|
746 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - RegisterRxBuffer returned %d\n",r)); |
|
747 |
} |
|
748 |
else |
|
749 |
{ |
|
750 |
// For the next step, just specify the new Rx triggers (do not specify Tx triggers) |
|
751 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun)); |
|
752 |
if(r != KErrNone) |
|
753 |
{ |
|
754 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d\n",r)); |
|
755 |
} |
|
756 |
else |
|
757 |
{ |
|
758 |
iExpectedTrigger = ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun; |
|
759 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes); |
|
760 |
iTestOverUnderState = ERxOverrun_2; // Prepare for callback |
|
761 |
// The requested number of words when the buffer was registered was 8, so simulate 10 |
|
762 |
// to provoke an RxOverrun event. |
|
763 |
TInt numWords=10; |
|
764 |
// To support testing, any values of aId for StaticExtension must be shifted left one place |
|
765 |
// and for a Slave, the two msbs must be zero |
|
766 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoRxWords; |
|
767 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF; |
|
768 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)numWords); |
|
769 |
} |
|
770 |
} |
|
771 |
} |
|
772 |
break; |
|
773 |
}; |
|
774 |
case(ERxOverrun_2): |
|
775 |
{ |
|
776 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: entry state = ERxOverrun_2\n")); |
|
777 |
// At this point, the outstanding request trigger should be ETxAllBytes | ETxUnderrun |
|
778 |
// and the flag to indicate duplex transfers should be cleared |
|
779 |
if((iExpectedTrigger != (ETxAllBytes | ETxUnderrun)) || (iFullDuplexReq != ETxAllBytes)) |
|
780 |
{ |
|
781 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx, iExpectedTrigger=0x%x, iFullDuplexReq=%d\n",iExpectedTrigger,iFullDuplexReq)); |
|
782 |
r=KErrGeneral; |
|
783 |
} |
|
784 |
else |
|
785 |
{ |
|
786 |
// Simulate providing a new buffer (actually, re-use existing buffer) |
|
787 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: invoking RegisterRxBuffer\n")); |
|
788 |
TPtr8 rxPtr(iRxBuf,KRxBufSizeInBytes); |
|
789 |
r = RegisterRxBuffer(iChannelId, rxPtr, iRxRegGranularity, iNumRegRxWords, iRxRegOffset); |
|
790 |
if(r != KErrNone) |
|
791 |
{ |
|
792 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - RegisterRxBuffer returned %d\n",r)); |
|
793 |
} |
|
794 |
else |
|
795 |
{ |
|
796 |
// Test that an attempt to modify existing Tx notification requests is rejected |
|
797 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun | ETxAllBytes | ETxOverrun)); |
|
798 |
if(r != KErrInUse) |
|
799 |
{ |
|
800 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d, expected KErrInUse\n",r)); |
|
801 |
} |
|
802 |
else |
|
803 |
{ |
|
804 |
// For the next step, specify the new Rx triggers and the Tx triggers |
|
805 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun)); |
|
806 |
if(r != KErrNone) |
|
807 |
{ |
|
808 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d, expected KErrNone\n",r)); |
|
809 |
} |
|
810 |
else |
|
811 |
{ |
|
812 |
iExpectedTrigger = ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun; |
|
813 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes); |
|
814 |
iTestOverUnderState = ETxUnderrun_1; // Prepare for callback |
|
815 |
// The requested number of words when the buffer was registered was 12, so simulate 14 |
|
816 |
// to provoke an TxUnderrun event. |
|
817 |
TInt numWords=14; |
|
818 |
// To support testing, any values of aId for StaticExtension must be shifted left one place |
|
819 |
// and for a Slave, the two msbs must be zero |
|
820 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoTxWords; |
|
821 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF; |
|
822 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)numWords); |
|
823 |
} |
|
824 |
} |
|
825 |
} |
|
826 |
} |
|
827 |
break; |
|
828 |
}; |
|
829 |
case(ETxUnderrun_1): |
|
830 |
{ |
|
831 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: entry state = ETxOverrun_1\n")); |
|
832 |
// At this point, the outstanding request trigger should be ERxAllBytes | ERxOverrun |
|
833 |
// and the flag to indicate duplex transfers should be cleared |
|
834 |
if((iExpectedTrigger != (ERxAllBytes | ERxOverrun)) || (iFullDuplexReq != ERxAllBytes)) |
|
835 |
{ |
|
836 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx, iExpectedTrigger=0x%x, iFullDuplexReq=%d\n",iExpectedTrigger,iFullDuplexReq)); |
|
837 |
r=KErrGeneral; |
|
838 |
} |
|
839 |
else |
|
840 |
{ |
|
841 |
// Simulate providing a new buffer (actually, re-use existing buffer) |
|
842 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: invoking RegisterTxBuffer\n")); |
|
843 |
TPtr8 rxPtr(iTxBuf,KTxBufSizeInBytes); |
|
844 |
r = RegisterTxBuffer(iChannelId, rxPtr, iTxRegGranularity, iNumRegTxWords, iTxRegOffset); |
|
845 |
if(r != KErrNone) |
|
846 |
{ |
|
847 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - RegisterTxBuffer returned %d\n",r)); |
|
848 |
} |
|
849 |
else |
|
850 |
{ |
|
851 |
// For the next step, just specify the new Tx triggers (do not specify Rx triggers) |
|
852 |
r = SetNotificationTrigger(iChannelId, (ETxAllBytes | ETxUnderrun)); |
|
853 |
if(r != KErrNone) |
|
854 |
{ |
|
855 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d\n",r)); |
|
856 |
} |
|
857 |
else |
|
858 |
{ |
|
859 |
iExpectedTrigger = ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun; |
|
860 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes); |
|
861 |
iTestOverUnderState = ETxUnderrun_2; // Prepare for callback |
|
862 |
// The requested number of words when the buffer was registered was 12, so simulate 14 |
|
863 |
// to provoke an TxUnderrun event. |
|
864 |
TInt numWords=14; |
|
865 |
// To support testing, any values of aId for StaticExtension must be shifted left one place |
|
866 |
// and for a Slave, the two msbs must be zero |
|
867 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoTxWords; |
|
868 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF; |
|
869 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)numWords); |
|
870 |
} |
|
871 |
} |
|
872 |
} |
|
873 |
break; |
|
874 |
}; |
|
875 |
case(ETxUnderrun_2): |
|
876 |
{ |
|
877 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: entry state = ETxUnderrun_2\n")); |
|
878 |
// At this point, the outstanding request trigger should be ERxAllBytes | ERxOverrun |
|
879 |
// and the flag to indicate duplex transfers should be cleared |
|
880 |
if((iExpectedTrigger != (ERxAllBytes | ERxOverrun)) || (iFullDuplexReq != ERxAllBytes)) |
|
881 |
{ |
|
882 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx, iExpectedTrigger=0x%x, iFullDuplexReq=%d\n",iExpectedTrigger,iFullDuplexReq)); |
|
883 |
r=KErrGeneral; |
|
884 |
} |
|
885 |
else |
|
886 |
{ |
|
887 |
// Simulate providing a new buffer (actually, re-use existing buffer) |
|
888 |
CLIENT_PRINT(("CbProcessOverUnderRunRxTx: invoking RegisterRxBuffer\n")); |
|
889 |
TPtr8 rxPtr(iTxBuf,KTxBufSizeInBytes); |
|
890 |
r = RegisterTxBuffer(iChannelId, rxPtr, iTxRegGranularity, iNumRegTxWords, iTxRegOffset); |
|
891 |
if(r != KErrNone) |
|
892 |
{ |
|
893 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - RegisterTxBuffer returned %d\n",r)); |
|
894 |
} |
|
895 |
else |
|
896 |
{ |
|
897 |
// Test that an attempt to modify existing Rx notification requests is rejected |
|
898 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxUnderrun | ETxAllBytes | ETxUnderrun)); |
|
899 |
if(r != KErrInUse) |
|
900 |
{ |
|
901 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d, expected KErrInUse\n",r)); |
|
902 |
} |
|
903 |
else |
|
904 |
{ |
|
905 |
// For the next step, specify the new Rx triggers and the Tx triggers |
|
906 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun)); |
|
907 |
||
908 |
if(r != KErrNone) |
|
909 |
{ |
|
910 |
CLIENT_PRINT(("Error: CbProcessOverUnderRunRxTx - SetNotificationTrigger returned %d, expected KErrNone\n",r)); |
|
911 |
} |
|
912 |
else |
|
913 |
{ |
|
914 |
// Simulate a simultaneous ERxAllBytes and ETxAllBytes event. |
|
915 |
iExpectedTrigger = ERxAllBytes | ETxAllBytes; |
|
916 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes); |
|
917 |
iTestOverUnderState = EStartState; // Prepare for callback - return to normal operation |
|
918 |
// Need to pass the number of words in an array, for use by StaticExtension |
|
919 |
TInt parms[2]; |
|
920 |
parms[0]= 8; // Number of Rx Words |
|
921 |
parms[1]=12; // Number of Tx Words |
|
922 |
// To support testing, any values of aId for StaticExtension must be shifted left one place |
|
923 |
// and for a Slave, the two msbs must be zero |
|
924 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoRxTxWords; |
|
925 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF; |
|
926 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)(&parms[0])); |
|
927 |
} |
|
928 |
} |
|
929 |
} |
|
930 |
} |
|
931 |
break; |
|
932 |
}; |
|
933 |
default: |
|
934 |
{ |
|
935 |
r = KErrGeneral; |
|
936 |
break; |
|
937 |
}; |
|
938 |
} |
|
939 |
return r; |
|
940 |
} |
|
941 |
||
942 |
void DChannelIicSlaveClient::SlaveClientCallbackFunc(TInt aChannelId, TInt aReturn, TInt aTrigger, TInt16 aRxWords, TInt16 aTxWords, TAny* aParam) |
|
943 |
{ |
|
944 |
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)); |
|
945 |
(void)aTxWords; // Unused if CLIENT_PRINT is undefined |
|
946 |
(void)aRxWords; // Unused if CLIENT_PRINT is undefined |
|
947 |
DChannelIicSlaveClient* channel = (DChannelIicSlaveClient*)aParam; |
|
948 |
||
949 |
// Ensure only the valid bits of aTrigger are processed |
|
950 |
aTrigger &= 0xff; |
|
951 |
||
952 |
CLIENT_PRINT(("SlaveClientCallbackFunc() - channel=0x%x\n",channel)); |
|
953 |
if(aTrigger == EAsyncCaptChan) |
|
954 |
{ |
|
955 |
CLIENT_PRINT(("SlaveClientCallbackFunc: capture channel completed\n")); |
|
956 |
// Set iChannelId, and write to user-side variable. |
|
957 |
channel->iChannelId=aChannelId; |
|
958 |
TInt r=Kern::ThreadRawWrite(channel->iClient,channel->iClientChanId,&aChannelId,sizeof(TInt)); |
|
959 |
if(r == KErrNone) |
|
960 |
r=aReturn; |
|
961 |
#ifdef STANDALONE_CHANNEL |
|
962 |
// Set the captured channel's iChannelId if the capture succeeds. |
|
963 |
if(r != KErrCompletion) |
|
964 |
(channel->iCapturedChan).iChannel = NULL; |
|
965 |
else |
|
966 |
(channel->iCapturedChan).iChannelId = aChannelId; |
|
967 |
#endif/*STANDALONE_CHANNEL*/ |
|
968 |
channel->RequestComplete(r); // Inform user of error |
|
969 |
return; |
|
970 |
} |
|
971 |
else |
|
972 |
{ |
|
973 |
if(aTrigger&ERxAllBytes) |
|
974 |
{ |
|
975 |
CLIENT_PRINT(("SlaveClientCallbackFunc() - ERxAllBytes\n")); |
|
976 |
aTrigger&= ~ERxAllBytes; |
|
977 |
channel->iExpectedTrigger&=~ERxAllBytes; |
|
978 |
channel->iFullDuplexReq&=~ERxAllBytes; |
|
979 |
aReturn=channel->CheckDataRead(); |
|
980 |
// Check underrun |
|
981 |
if(aTrigger&ERxUnderrun) |
|
982 |
{ |
|
983 |
if(channel->iExpectedTrigger&ERxUnderrun) |
|
984 |
{ |
|
985 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ERxUnderrun found OK\n\n")); |
|
986 |
channel->iExpectedTrigger&=~ERxUnderrun; |
|
987 |
} |
|
988 |
else |
|
989 |
{ |
|
990 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected ERxUnderrun indicated\n\n")); |
|
991 |
aReturn = KErrGeneral; |
|
992 |
} |
|
993 |
} |
|
994 |
else |
|
995 |
{ |
|
996 |
if(channel->iExpectedTrigger&ERxUnderrun) |
|
997 |
{ |
|
998 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ERxUnderrun not (yet) seen\n\n")); |
|
999 |
aReturn = KErrGeneral; |
|
1000 |
} |
|
1001 |
} |
|
1002 |
// Check overrun |
|
1003 |
if(aTrigger&ERxOverrun) |
|
1004 |
{ |
|
1005 |
if(channel->iExpectedTrigger&ERxOverrun) |
|
1006 |
{ |
|
1007 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ERxOverrun found OK\n\n")); |
|
1008 |
channel->iExpectedTrigger&=~ERxOverrun; |
|
1009 |
} |
|
1010 |
else |
|
1011 |
{ |
|
1012 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected ERxOverrun indicated\n\n")); |
|
1013 |
aReturn = KErrGeneral; |
|
1014 |
} |
|
1015 |
} |
|
1016 |
else |
|
1017 |
{ |
|
1018 |
if(channel->iExpectedTrigger&ERxOverrun) |
|
1019 |
{ |
|
1020 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ERxOverrun not (yet) seen\n\n")); |
|
1021 |
aReturn = KErrGeneral; |
|
1022 |
} |
|
1023 |
} |
|
1024 |
} |
|
1025 |
||
1026 |
if(aTrigger&ETxAllBytes) |
|
1027 |
{ |
|
1028 |
CLIENT_PRINT(("SlaveClientCallbackFunc() - ETxAllBytes\n")); |
|
1029 |
aTrigger&= ~ETxAllBytes; |
|
1030 |
channel->iExpectedTrigger&=~ETxAllBytes; |
|
1031 |
channel->iFullDuplexReq&=~ETxAllBytes; |
|
1032 |
aReturn=channel->CheckDataWritten(); |
|
1033 |
// Check underrun |
|
1034 |
if(aTrigger&ETxUnderrun) |
|
1035 |
{ |
|
1036 |
if(channel->iExpectedTrigger&ETxUnderrun) |
|
1037 |
{ |
|
1038 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ETxUnderrun found OK\n\n")); |
|
1039 |
channel->iExpectedTrigger&=~ETxUnderrun; |
|
1040 |
} |
|
1041 |
else |
|
1042 |
{ |
|
1043 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected ETxUnderrun indicated\n\n")); |
|
1044 |
aReturn = KErrGeneral; |
|
1045 |
} |
|
1046 |
} |
|
1047 |
else |
|
1048 |
{ |
|
1049 |
if(channel->iExpectedTrigger&ETxUnderrun) |
|
1050 |
{ |
|
1051 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ETxUnderrun not (yet) seen\n\n")); |
|
1052 |
aReturn = KErrGeneral; |
|
1053 |
} |
|
1054 |
} |
|
1055 |
// Check overrun |
|
1056 |
if(aTrigger&ETxOverrun) |
|
1057 |
{ |
|
1058 |
if(channel->iExpectedTrigger&ETxOverrun) |
|
1059 |
{ |
|
1060 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ETxOverrun found OK\n\n")); |
|
1061 |
channel->iExpectedTrigger&=~ETxOverrun; |
|
1062 |
} |
|
1063 |
else |
|
1064 |
{ |
|
1065 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected ETxOverrun indicated\n\n")); |
|
1066 |
aReturn = KErrGeneral; |
|
1067 |
} |
|
1068 |
} |
|
1069 |
else |
|
1070 |
{ |
|
1071 |
if(channel->iExpectedTrigger&ETxOverrun) |
|
1072 |
{ |
|
1073 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - expected ETxOverrun not (yet) seen\n\n")); |
|
1074 |
aReturn = KErrGeneral; |
|
1075 |
} |
|
1076 |
} |
|
1077 |
} |
|
1078 |
||
1079 |
||
1080 |
if(aTrigger&EGeneralBusError) |
|
1081 |
{ |
|
1082 |
if(channel->iExpectedTrigger&EGeneralBusError) |
|
1083 |
{ |
|
1084 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc: EGeneralBusError - as expected\n\n")); |
|
1085 |
channel->iExpectedTrigger&=~EGeneralBusError; |
|
1086 |
if(aReturn == KErrGeneral) |
|
1087 |
{ |
|
1088 |
aReturn=KErrNone; // If aReturn==KErrGeneral, set to KErrNone so t_iic knows test was successful |
|
1089 |
channel->iFullDuplexReq = 0; // The transaction is considered terminated, so don't wait for more triggers |
|
1090 |
} |
|
1091 |
else |
|
1092 |
{ |
|
1093 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc: aReturn not EGeneralBusError, =0x%x \n\n",aReturn)); |
|
1094 |
aReturn=KErrGeneral; |
|
1095 |
} |
|
1096 |
||
1097 |
} |
|
1098 |
else |
|
1099 |
{ |
|
1100 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc() - unexpected EGeneralBusError indicated\n\n")); |
|
1101 |
aReturn = KErrGeneral; |
|
1102 |
} |
|
1103 |
} |
|
1104 |
||
1105 |
if((aTrigger < 0)||(aTrigger & (~0xFF))) |
|
1106 |
{ |
|
1107 |
CLIENT_PRINT(("\nSlaveClientCallbackFunc: trigger condition 0x%x is not recognised \n\n",aTrigger)); |
|
1108 |
} |
|
1109 |
||
1110 |
// For simulataneous Rx,Tx triggers with ERxOverrun or TxUnderrun testing, need to call the following |
|
1111 |
if(aReturn == KErrNone) |
|
1112 |
{ |
|
1113 |
aReturn = channel->CbProcessOverUnderRunRxTx(); |
|
1114 |
} |
|
1115 |
||
1116 |
if((channel->iExpectedTrigger == 0)&&(channel->iFullDuplexReq == 0)) |
|
1117 |
channel->RequestComplete(aReturn); // Complete user-side request only if all the triggers have been satisfied |
|
1118 |
||
1119 |
} // if(aTrigger == EAsyncCaptChan) |
|
1120 |
} |
|
1121 |
||
1122 |
||
1123 |
TInt DChannelIicSlaveClient::CheckDataRead() |
|
1124 |
{ |
|
1125 |
TInt r=KErrNone; |
|
1126 |
// This channel will have provided a buffer for writing to, with a specified offset and number of words |
|
1127 |
// Bytes in the buffer before the offset should be set to zero |
|
1128 |
// Bytes written at and beyond the offset should exhibit an incrementing count |
|
1129 |
// Bytes beyond the offset that were not written to should be set to zero |
|
1130 |
TInt8 numWords=(iRxReqNumWords>iNumRegRxWords)?iNumRegRxWords:iRxReqNumWords; |
|
1131 |
TInt8 currVal=0; |
|
1132 |
TInt8 index = 0; |
|
1133 |
while(index<iRxRegOffset) |
|
1134 |
{ |
|
1135 |
currVal=*(iRxBuf+index); |
|
1136 |
if(currVal != 0) |
|
1137 |
{ |
|
1138 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataRead, index=%d, value =0x%x, expected 0",index,currVal)); |
|
1139 |
r=KErrCorrupt; |
|
1140 |
} |
|
1141 |
++index; |
|
1142 |
} |
|
1143 |
||
1144 |
TInt8 checkVal=0x10; // first value written by simulated bus channel |
|
1145 |
TInt8 endOfData= (TInt8)(iRxRegOffset+(numWords*iRxRegGranularity)); |
|
1146 |
TInt8 wordCount=0; |
|
1147 |
while(index<endOfData) |
|
1148 |
{ |
|
1149 |
currVal = *(iRxBuf+index); |
|
1150 |
if(checkVal != currVal) |
|
1151 |
{ |
|
1152 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataRead, index=%d, value =0x%x, expected 0x%x",index,currVal,checkVal)); |
|
1153 |
r=KErrCorrupt; |
|
1154 |
} |
|
1155 |
if(++wordCount == iRxRegGranularity) |
|
1156 |
{ |
|
1157 |
wordCount=0; |
|
1158 |
checkVal++; |
|
1159 |
} |
|
1160 |
++index; |
|
1161 |
} |
|
1162 |
||
1163 |
while(index<KRxBufSizeInBytes) |
|
1164 |
{ |
|
1165 |
currVal=*(iRxBuf+index); |
|
1166 |
if(currVal != 0) |
|
1167 |
{ |
|
1168 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataRead, index=%d, value =0x%x, expected 0",index,currVal);) |
|
1169 |
r=KErrCorrupt; |
|
1170 |
} |
|
1171 |
++index; |
|
1172 |
} |
|
1173 |
return r; |
|
1174 |
} |
|
1175 |
||
1176 |
||
1177 |
TInt DChannelIicSlaveClient::CheckDataWritten() |
|
1178 |
{ |
|
1179 |
TInt r=KErrNone; |
|
1180 |
// The pattern in the transmit buffer used by the simulated bus channel contains a incrementing count |
|
1181 |
// from 0 to (KTxBufSizeInBytes-1), therefore the first value to be present in the check buffer will be |
|
1182 |
// represented by the required offset. |
|
1183 |
||
1184 |
// The bytes "transmitted" are stored in the simulated bus' iTxCheckBuf |
|
1185 |
// Since the simulated bus channel is also in the kernel process it shares the same address space |
|
1186 |
// Get the address of the buffer |
|
1187 |
TUint testId = (((TUint)(RBusDevIicClient::ECtrlIoTxChkBuf))<<1)&0x3FFFFFFF; |
|
1188 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataWritten invoking StaticExtension ECtrlIoTxChkBuf with iBusId=0x%x, testId=0x%x, iBusTxCheckBuf=0x%x\n",iBusId,testId,iBusTxCheckBuf)); |
|
1189 |
r = StaticExtension(iBusId, testId, &iBusTxCheckBuf, NULL); |
|
1190 |
if(r!=KErrNone) |
|
1191 |
{ |
|
1192 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataWritten StaticExtension ECtrlIoTxChkBuf returned %d\n",r)); |
|
1193 |
return r; |
|
1194 |
} |
|
1195 |
||
1196 |
// Check that the values in the check buffer increment for the |
|
1197 |
// required number of words, and that any remaining bytes in the check buffer are set to zero. |
|
1198 |
TInt8 firstValue = iTxRegOffset; |
|
1199 |
TInt8 currVal = 0; |
|
1200 |
TInt8 wordsWritten = 0; |
|
1201 |
wordsWritten=(iTxReqNumWords>iNumRegTxWords)?iNumRegTxWords:iTxReqNumWords; |
|
1202 |
TInt8 index=0; |
|
1203 |
while(index<(wordsWritten*iTxRegGranularity)) |
|
1204 |
{ |
|
1205 |
currVal=*(iBusTxCheckBuf+index); |
|
1206 |
if(currVal != (TInt8)(firstValue+index)) |
|
1207 |
{ |
|
1208 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataWritten, index=%d, value =0x%x, expected 0x%x",index,currVal,(TInt8)(firstValue+index))); |
|
1209 |
r=KErrCorrupt; |
|
1210 |
} |
|
1211 |
++index; |
|
1212 |
} |
|
1213 |
while(index<(iNumRegTxWords*iTxRegGranularity)) |
|
1214 |
{ |
|
1215 |
currVal=*(iBusTxCheckBuf+index); |
|
1216 |
if(currVal != 0) |
|
1217 |
{ |
|
1218 |
CLIENT_PRINT(("DChannelIicSlaveClient::CheckDataWritten, index=%d, value =0x%x, expected 0",index,currVal)); |
|
1219 |
r=KErrCorrupt; |
|
1220 |
} |
|
1221 |
++index; |
|
1222 |
} |
|
1223 |
return r; |
|
1224 |
} |
|
1225 |
||
1226 |
||
1227 |
TInt DChannelIicSlaveClient::DoCreate(TInt /*aUnit*/, const TDesC8* /*aInfo*/, const TVersion& /*aVer*/) |
|
1228 |
{ |
|
1229 |
CLIENT_PRINT(("> DChannelIicSlaveClient::DoCreate(TInt aUnit, const TDesC8* anInfo, const TVersion &aVer)")); |
|
1230 |
||
1231 |
TInt r = Kern::DynamicDfcQCreate(iDfcQue,KIicSlaveClientThreadPriority,KIicSlaveClientThreadName); |
|
1232 |
if(r!=KErrNone) |
|
1233 |
return r; |
|
1234 |
SetDfcQ(iDfcQue); |
|
1235 |
||
1236 |
// Allocate buffers for Rx, Tx operations |
|
1237 |
iRxBuf = new TUint8[KRxBufSizeInBytes]; |
|
1238 |
iTxBuf = new TUint8[KTxBufSizeInBytes]; |
|
1239 |
if((iRxBuf == NULL)||(iTxBuf == NULL)) |
|
1240 |
return KErrNoMemory; |
|
1241 |
// Start receiving messages |
|
1242 |
iMsgQ.Receive(); |
|
1243 |
||
1244 |
return r; |
|
1245 |
} |
|
1246 |
||
1247 |
TInt DChannelIicSlaveClient::InitSlaveClient() |
|
1248 |
{ |
|
1249 |
iNotif = new TIicBusSlaveCallback(DChannelIicSlaveClient::SlaveClientCallbackFunc, (TAny*)this, iDfcQue, KIicSlaveClientDfcPriority); |
|
1250 |
if(iNotif == NULL) |
|
1251 |
{ |
|
1252 |
CLIENT_PRINT(("> DChannelIicSlaveClient::InitSlaveClient ERROR unable to allocate space TIicBusSlaveCallback* iNotif \n")); |
|
1253 |
return KErrNoMemory; |
|
1254 |
} |
|
1255 |
return KErrNone; |
|
1256 |
} |
|
1257 |
||
1258 |
void DChannelIicSlaveClient::HandleMsg(TMessageBase* aMsg) |
|
1259 |
{ |
|
1260 |
TThreadMessage& m=*(TThreadMessage*)aMsg; |
|
1261 |
TInt id=m.iValue; |
|
1262 |
||
1263 |
CLIENT_PRINT((" >ldd: DChannelIicSlaveClient::HandleMsg(TMessageBase* aMsg) id=%d\n", id)); |
|
1264 |
||
1265 |
if (id == (TInt)ECloseMsg) |
|
1266 |
{ |
|
1267 |
iMsgQ.iMessage->Complete(KErrNone,EFalse); |
|
1268 |
return; |
|
1269 |
} |
|
1270 |
||
1271 |
if (id<0) |
|
1272 |
{ |
|
1273 |
TRequestStatus* pS=(TRequestStatus*)m.Ptr0(); |
|
1274 |
TInt r=DoRequest(~id, pS, m.Ptr1(), m.Ptr2()); |
|
1275 |
if (r!=KErrNone) |
|
1276 |
{ |
|
1277 |
Kern::RequestComplete(iClient, pS, r); |
|
1278 |
} |
|
1279 |
m.Complete(KErrNone,ETrue); |
|
1280 |
} |
|
1281 |
else |
|
1282 |
if((id>=0)&&(id!=KMaxTInt)) |
|
1283 |
{ |
|
1284 |
TInt r=DoControl(id,m.Ptr0(),m.Ptr1()); |
|
1285 |
m.Complete(r,ETrue); |
|
1286 |
} |
|
1287 |
} |
|
1288 |
||
1289 |
||
1290 |
TInt DChannelIicSlaveClient::DoControl(TInt aId, TAny* a1, TAny* a2) |
|
1291 |
{ |
|
1292 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoked with aId=0x%x, a1=0x%x, a2=0x%x\n", aId,a1,a2)); |
|
1293 |
TInt r=KErrNone; |
|
1294 |
// To support testing, any values of aId for StaticExtension must be shifted left one place |
|
1295 |
// and for a Slave, the two msbs must be zero |
|
1296 |
TInt ctrlIoVal = 0; |
|
1297 |
if((aId & KTestSlaveControlIo) == KTestSlaveControlIo) |
|
1298 |
ctrlIoVal = (aId << 1) & 0x3FFFFFFF; |
|
1299 |
||
1300 |
switch(aId) |
|
1301 |
{ |
|
1302 |
case(RBusDevIicClient::EInitSlaveClient): |
|
1303 |
{ |
|
1304 |
r=InitSlaveClient(); |
|
1305 |
break; |
|
1306 |
} |
|
1307 |
||
1308 |
case(RBusDevIicClient::ECaptureChanSync): |
|
1309 |
{ |
|
1310 |
// a1 is a pointer to the TDes8* aConfigHdr |
|
1311 |
// a2 is a pointer to TInt* parms[2], where: |
|
1312 |
// parms[0]=(TInt*)aBusId; |
|
1313 |
// parms[1]=&aChannelId; |
|
1314 |
// |
|
1315 |
TInt* parms[2]; |
|
1316 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt*)); |
|
1317 |
if(r!=KErrNone) |
|
1318 |
break; // Can't proceed if can't access request parameters |
|
1319 |
// |
|
1320 |
TInt hdrSize = Kern::ThreadGetDesLength(iClient,a1); |
|
1321 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl hdrSize = 0x%x\n",hdrSize)); |
|
1322 |
if (hdrSize<=0) |
|
1323 |
{ |
|
1324 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl ERROR, hdrSize is invalid\n")); |
|
1325 |
r = KErrArgument; |
|
1326 |
break; |
|
1327 |
} |
|
1328 |
if((iConfigHdr = HBuf8::New(hdrSize)) == NULL) |
|
1329 |
return KErrNoMemory; |
|
1330 |
r = Kern::ThreadDesRead(iClient,a1,*iConfigHdr,0); |
|
1331 |
if(r!=KErrNone) |
|
1332 |
{ |
|
1333 |
delete iConfigHdr; |
|
1334 |
break; |
|
1335 |
} |
|
1336 |
// Store the address of the user-side variable to update with the ChannelId |
|
1337 |
iClientChanId=parms[1]; |
|
1338 |
||
1339 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking (synchronous) CaptureChannel\n")); |
|
1340 |
r = CaptureChannel((TInt)(parms[0]), iConfigHdr, iNotif, iChannelId); |
|
1341 |
if(r != KErrNone) |
|
1342 |
{ |
|
1343 |
delete iConfigHdr; |
|
1344 |
break; |
|
1345 |
} |
|
1346 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl CaptureChannelgave iChannelId=0x%x\n",iChannelId)); |
|
1347 |
||
1348 |
r = Kern::ThreadRawWrite(iClient,iClientChanId,&iChannelId,sizeof(TInt)); |
|
1349 |
if(r != KErrNone) |
|
1350 |
delete iConfigHdr; |
|
1351 |
break; |
|
1352 |
} |
|
1353 |
||
1354 |
case(RBusDevIicClient::EReleaseChan): |
|
1355 |
{ |
|
1356 |
// a1 represents TInt aChannelId |
|
1357 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking ReleaseChannel\n")); |
|
1358 |
r = ReleaseChannel((TInt)a1); |
|
1359 |
delete iConfigHdr; |
|
1360 |
break; |
|
1361 |
} |
|
1362 |
||
1363 |
case(RBusDevIicClient::ERegisterRxBuffer): |
|
1364 |
{ |
|
1365 |
// a1 represents TInt aChannelId |
|
1366 |
// a2 represents (TAny*) of TInt8 parms[3] where parms[0]=aBufGranularity; parms[1]=aNumWords; parms[2]=aOffset |
|
1367 |
TInt8 parms[3]; |
|
1368 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),3*sizeof(TInt8)); |
|
1369 |
if(r!=KErrNone) |
|
1370 |
break; // Can't proceed if can't access request parameters |
|
1371 |
// Store parameters for checking in the callback |
|
1372 |
iRxRegGranularity = parms[0]; |
|
1373 |
iRxRegOffset= parms[2]; |
|
1374 |
iNumRegRxWords=parms[1]; |
|
1375 |
||
1376 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking RegisterRxBuffer\n")); |
|
1377 |
TPtr8 rxPtr(iRxBuf,KRxBufSizeInBytes); |
|
1378 |
r = RegisterRxBuffer((TInt)a1, rxPtr, parms[0], parms[1], parms[2]); |
|
1379 |
break; |
|
1380 |
} |
|
1381 |
||
1382 |
case(RBusDevIicClient::ERegisterTxBuffer): |
|
1383 |
{ |
|
1384 |
// a1 represents TInt aChannelId |
|
1385 |
// a2 represents (TAny*) of TInt8 parms[3] where parms[0]=aBufGranularity; parms[1]=aNumWords; parms[2]=aOffset |
|
1386 |
TInt8 parms[3]; |
|
1387 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),3*sizeof(TInt8)); |
|
1388 |
if(r!=KErrNone) |
|
1389 |
break; // Can't proceed if can't access request parameters |
|
1390 |
// Store parameters for checking in the callback |
|
1391 |
iTxRegGranularity = parms[0]; |
|
1392 |
iTxRegOffset= parms[2]; |
|
1393 |
iNumRegTxWords=parms[1]; |
|
1394 |
||
1395 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking RegisterTxBuffer\n")); |
|
1396 |
TPtr8 txPtr(iTxBuf,KTxBufSizeInBytes); |
|
1397 |
r = RegisterTxBuffer((TInt)a1, txPtr, parms[0], parms[1], parms[2]); |
|
1398 |
break; |
|
1399 |
} |
|
1400 |
||
1401 |
case(RBusDevIicClient::ESetNotifTrigger): |
|
1402 |
{ |
|
1403 |
// a1 represents (TAny*) of TRequestStatus* aStatus |
|
1404 |
// a2 represents (TAny*) of TInt parms[2] where parms[0]=aChannelId; parms[1]=aTrigger |
|
1405 |
TInt parms[2]; |
|
1406 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt)); |
|
1407 |
if(r!=KErrNone) |
|
1408 |
break; // Can't proceed if can't access request parameters |
|
1409 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking SetNotificationTrigger with aStatus=0x%x, aChannelId=0x%x, aTrigger=0x%x\n",a1,parms[0],parms[1])); |
|
1410 |
if(a1 == NULL) |
|
1411 |
{ |
|
1412 |
r = KErrArgument; |
|
1413 |
break; |
|
1414 |
} |
|
1415 |
iStatus=(TRequestStatus*)a1; |
|
1416 |
// Set the flags for duplex processing |
|
1417 |
if((parms[1]&ERxAllBytes)&&(parms[1]&ETxAllBytes)) |
|
1418 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes); |
|
1419 |
r = SetNotificationTrigger(parms[0],parms[1]); |
|
1420 |
if(r == KErrTimedOut) |
|
43
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1421 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1422 |
//the TRequestStatus is being completed with the error code to indicate |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1423 |
//that the timeout was detected, but KErrNone is returned because |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1424 |
//the requested notification settings were accepted. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1425 |
Kern::RequestComplete(iClient, iStatus, r); |
0 | 1426 |
r=KErrNone; // KErrTimedOut is returned if the Client has not interacted with IIC for a while |
43
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1427 |
} |
0 | 1428 |
break; |
1429 |
} |
|
1430 |
||
1431 |
case(RBusDevIicClient::ECtrlIoNotifNoTrigger): |
|
1432 |
{ |
|
1433 |
// a1 represents (TAny*) of aChannelId |
|
1434 |
// a2 represents (TAny*) of aTrigger |
|
1435 |
TInt chanId = (TInt)a1; |
|
1436 |
TInt trigger = (TInt)a2; |
|
1437 |
// No TRequestStatus is accessed because the call to SetNotificationTrigger |
|
1438 |
// is either with zero (when it is valid to do so), or it is being called with a |
|
1439 |
// trigger value that is expected to be rejected. |
|
1440 |
r = SetNotificationTrigger(chanId,trigger); |
|
1441 |
||
1442 |
if(r == KErrNone) |
|
1443 |
{ |
|
1444 |
if((trigger&ERxAllBytes)&&(trigger&ETxAllBytes)) |
|
1445 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes); |
|
1446 |
} |
|
1447 |
if(r == KErrTimedOut) |
|
1448 |
r=KErrNone; // KErrTimedOut is returned if the Client has not interacted with IIC for a while |
|
1449 |
break; |
|
1450 |
} |
|
1451 |
||
1452 |
case(RBusDevIicClient::ECtrlIoRxWords): |
|
1453 |
{ |
|
1454 |
// a1 represents TInt aBusId |
|
1455 |
// a2 represents (TAny*) of TInt parms[2] where parms[0]=aChannelId; parms[1]=aNumWords |
|
1456 |
TInt parms[2]; |
|
1457 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt)); |
|
1458 |
if(r!=KErrNone) |
|
1459 |
break; // Can't proceed if can't access request parameters |
|
1460 |
// Prepare iRxBuf |
|
1461 |
memset(iRxBuf,0,KRxBufSizeInBytes); |
|
1462 |
// Store the number of words for checking in the callback |
|
1463 |
iRxReqNumWords=(TInt8)(parms[1]); |
|
1464 |
||
1465 |
TInt tempTrigger=0; |
|
1466 |
// Set the expected result |
|
1467 |
tempTrigger |= ERxAllBytes; |
|
1468 |
if(parms[1] < iNumRegRxWords) |
|
1469 |
tempTrigger |= ERxUnderrun; |
|
1470 |
if(parms[1] > iNumRegRxWords) |
|
1471 |
tempTrigger |= ERxOverrun; |
|
1472 |
if(iExpectedTrigger != EGeneralBusError) |
|
1473 |
iExpectedTrigger |= tempTrigger; |
|
1474 |
else |
|
1475 |
iBlockedTrigger |= tempTrigger; |
|
1476 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoRxWords) with aBusId=0x%x, aChannelId=0x%x, aNumBytes=0x%x\n",(TInt)a1,parms[0],parms[1])); |
|
1477 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)(parms[0]), (TAny*)(parms[1])); |
|
1478 |
if(r == KErrTimedOut) |
|
1479 |
r=KErrNone; // KErrTimedOut is returned if the Client has not interacted with IIC for a while |
|
1480 |
break; |
|
1481 |
} |
|
1482 |
||
1483 |
case(RBusDevIicClient::ECtrlIoTxWords): |
|
1484 |
{ |
|
1485 |
// a1 represents TInt aBusId |
|
1486 |
// a2 represents (TAny*) of TInt parms[2] where parms[0]=aChannelId; parms[1]=aNumWords |
|
1487 |
TInt parms[2]; |
|
1488 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt)); |
|
1489 |
if(r!=KErrNone) |
|
1490 |
break; // Can't proceed if can't access request parameters |
|
1491 |
// Prepare iTxBuf |
|
1492 |
TUint8* ptr=iTxBuf; |
|
1493 |
for(TInt offset=0; offset<KRxBufSizeInBytes; ++offset) |
|
1494 |
*ptr++=(TUint8)offset; |
|
1495 |
// Store the number of words for checking in the callback |
|
1496 |
iTxReqNumWords=(TInt8)(parms[1]); |
|
1497 |
TInt tempTrigger=0; |
|
1498 |
// Set the expected result |
|
1499 |
tempTrigger |= ETxAllBytes; |
|
1500 |
if(parms[1] < iNumRegTxWords) |
|
1501 |
tempTrigger |= ETxOverrun; |
|
1502 |
if(parms[1] > iNumRegTxWords) |
|
1503 |
tempTrigger |= ETxUnderrun; |
|
1504 |
if(iExpectedTrigger != EGeneralBusError) |
|
1505 |
iExpectedTrigger |= tempTrigger; |
|
1506 |
else |
|
1507 |
iBlockedTrigger |= tempTrigger; |
|
1508 |
// The bytes "transmitted" are stored in the simulated bus' iTxCheckBuf |
|
1509 |
// Since the simulated bus channel is also in the kernel process it shares the same address space |
|
1510 |
// Get the address of the buffer |
|
1511 |
// As part of the callback invoked by IIC, this client will check the data stored by the simulated |
|
1512 |
// bus. Since the simulated bus channel is also in the kernel process it shares the same address space, |
|
1513 |
// so the buffer can be accessed directly - but the buffer is not created until it receives the following |
|
1514 |
// StaticExtension command, so the bus identifier represented by a1 is stored to allow accessing the buffer |
|
1515 |
// adddress from the callback. |
|
1516 |
iBusId=(TUint)a1; |
|
1517 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoTxWords) with aBusId=0x%x, aChannelId=0x%x, aNumBytes=0x%x\n",(TInt)a1,parms[0],parms[1])); |
|
1518 |
aId<<=1; |
|
1519 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)(parms[0]), (TAny*)(parms[1])); |
|
1520 |
break; |
|
1521 |
} |
|
1522 |
||
1523 |
case(RBusDevIicClient::ECtrlIoRxTxWords): |
|
1524 |
{ |
|
1525 |
// a1 represents TInt aBusId |
|
1526 |
// a2 represents (TAny*) of TInt parms[3] where parms[0]=aChannelId; parms[1]=aNumRxWords; parms[2]=aNumTxWords |
|
1527 |
TInt parms[3]; |
|
1528 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),3*sizeof(TInt)); |
|
1529 |
if(r!=KErrNone) |
|
1530 |
break; // Can't proceed if can't access request parameters |
|
1531 |
// Prepare iRxBuf, iTxBuf |
|
1532 |
memset(iRxBuf,0,KRxBufSizeInBytes); |
|
1533 |
TUint8* ptr=iTxBuf; |
|
1534 |
for(TInt offset=0; offset<KRxBufSizeInBytes; ++offset) |
|
1535 |
*ptr++=(TUint8)offset; |
|
1536 |
||
1537 |
// Store the number of words for checking in the callback |
|
1538 |
iRxReqNumWords=(TInt8)(parms[1]); |
|
1539 |
iTxReqNumWords=(TInt8)(parms[2]); |
|
1540 |
||
1541 |
TInt tempTrigger=0; |
|
1542 |
// Set the expected result |
|
1543 |
tempTrigger |= (ERxAllBytes|ETxAllBytes); |
|
1544 |
||
1545 |
if(parms[1] < iNumRegRxWords) |
|
1546 |
tempTrigger |= ERxUnderrun; |
|
1547 |
if(parms[1] > iNumRegRxWords) |
|
1548 |
tempTrigger |= ERxOverrun; |
|
1549 |
||
1550 |
if(parms[2] < iNumRegTxWords) |
|
1551 |
tempTrigger |= ETxOverrun; |
|
1552 |
if(parms[2] > iNumRegTxWords) |
|
1553 |
tempTrigger |= ETxUnderrun; |
|
1554 |
||
1555 |
if(iExpectedTrigger != EGeneralBusError) |
|
1556 |
iExpectedTrigger |= tempTrigger; |
|
1557 |
else |
|
1558 |
iBlockedTrigger |= tempTrigger; |
|
1559 |
// The bytes "transmitted" are stored in the simulated bus' iTxCheckBuf |
|
1560 |
// Since the simulated bus channel is also in the kernel process it shares the same address space |
|
1561 |
// Get the address of the buffer |
|
1562 |
// As part of the callback invoked by IIC, this client will check the data stored by the simulated |
|
1563 |
// bus. Since the simulated bus channel is also in the kernel process it shares the same address space, |
|
1564 |
// so the buffer can be accessed directly - but the buffer is not created until it receives the following |
|
1565 |
// StaticExtension command, so the bus identifier represented by a1 is stored to allow accessing the buffer |
|
1566 |
// adddress from the callback. |
|
1567 |
iBusId=(TUint)a1; |
|
1568 |
||
1569 |
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])); |
|
1570 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)(parms[0]), (TAny*)(&(parms[1]))); |
|
1571 |
if(r == KErrTimedOut) |
|
1572 |
r=KErrNone; // KErrTimedOut is returned if the Client has not interacted with IIC for a while |
|
1573 |
break; |
|
1574 |
} |
|
1575 |
||
1576 |
case(RBusDevIicClient::ECtlIoBusError): |
|
1577 |
{ |
|
1578 |
// a1 represents TInt aBusId |
|
1579 |
// a2 represents TInt aChannelId |
|
1580 |
// Set the expected result |
|
1581 |
iExpectedTrigger |= EGeneralBusError; |
|
1582 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtlIoBusError) \n")); |
|
1583 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)a2, NULL); |
|
1584 |
break; |
|
1585 |
} |
|
1586 |
||
1587 |
case(RBusDevIicClient::ECtrlIoUnblockNotification): |
|
1588 |
{ |
|
1589 |
// a1 represents TInt aBusId |
|
1590 |
// a2 represents TInt aChannelId |
|
1591 |
iExpectedTrigger = iBlockedTrigger; |
|
1592 |
iBlockedTrigger=0; |
|
1593 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoUnblockNotification) \n")); |
|
1594 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)a2, NULL); |
|
1595 |
break; |
|
1596 |
} |
|
1597 |
||
1598 |
case(RBusDevIicClient::ECtrlIoBlockNotification): |
|
1599 |
{ |
|
1600 |
// a1 represents TInt aBusId |
|
1601 |
// a2 represents TInt aChannelId |
|
1602 |
iBlockedTrigger = iExpectedTrigger; |
|
1603 |
iExpectedTrigger = EGeneralBusError; // For this test, just interested in if the timeout is detected |
|
1604 |
// iExpectedTrigger will be reinstated prior to unblocking |
|
1605 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoBlockNotification) \n")); |
|
1606 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, (TAny*)a2, NULL); |
|
1607 |
break; |
|
1608 |
} |
|
1609 |
||
1610 |
case(RBusDevIicClient::ECtrlIoUpdTimeout): |
|
1611 |
{ |
|
1612 |
// a1 represents TInt aBusId |
|
1613 |
// a2 represents TInt aChannelId |
|
1614 |
||
1615 |
// For this test, instruct the simulated bus to do the following for the Master and Client timeout values: |
|
1616 |
// (1) Read the current timeout value and check that it is set to the default |
|
1617 |
// (2) Set it to different value |
|
1618 |
// (3) Read it back to check success |
|
1619 |
// (4) Return to the original value, and readback to confirm |
|
1620 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl invoking StaticExtension (ECtrlIoBlockNotification) \n")); |
|
1621 |
r = StaticExtension((TUint)a1, (TUint)ctrlIoVal, NULL, NULL); |
|
1622 |
break; |
|
1623 |
} |
|
43
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1624 |
#ifdef STANDALONE_CHANNEL |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1625 |
case(RBusDevIicClient::ETestSpare1): |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1626 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1627 |
//a1 represents a BusId passed from the user. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1628 |
//Spare1 is a placeholder for future expansion. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1629 |
r = Spare1((TInt)a1); |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1630 |
break; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1631 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1632 |
case(RBusDevIicClient::ETestStaticEx): |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1633 |
{ |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1634 |
//Passing a1, which represents a BusId, and the value of a function to StaticExtension. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1635 |
//Using ECtlIoNone here, so StaticExtension will be called to execute the default case, |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1636 |
// but since this is only called when using stubs KErrNotSupported will be expected. |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1637 |
r = StaticExtension((TUint32)a1, (TUint)RBusDevIicClient::ECtlIoNone, NULL, NULL); |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1638 |
break; |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1639 |
} |
c1f20ce4abcf
Revision: 201035
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
|
1640 |
#endif |
0 | 1641 |
default: |
1642 |
{ |
|
1643 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoControl - unrecognised value for aId=0x%x\n",aId)); |
|
1644 |
r=KErrArgument; |
|
1645 |
break; |
|
1646 |
} |
|
1647 |
||
1648 |
} |
|
1649 |
return r; |
|
1650 |
} |
|
1651 |
||
1652 |
TInt DChannelIicSlaveClient::DoRequest(TInt aId, TRequestStatus* aStatus, TAny* a1, TAny* a2) |
|
1653 |
{ |
|
1654 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest invoked with aId=0x%x, aStatus=0x%x, a1=0x%x, a2=0x%x\n", aId,aStatus,a1,a2)); |
|
1655 |
||
1656 |
TInt r=KErrNone; |
|
1657 |
switch(aId) |
|
1658 |
{ |
|
1659 |
case(RBusDevIicClient::ECaptureChanAsync): |
|
1660 |
{ |
|
1661 |
// a1 is a pointer to the TDes8* aConfigHdr |
|
1662 |
// a2 is a pointer to TInt* parms[2], where: |
|
1663 |
// parms[0]=(TInt*)aBusId; |
|
1664 |
// parms[1]=&aChannelId; |
|
1665 |
// |
|
1666 |
TInt* parms[2]; |
|
1667 |
r=Kern::ThreadRawRead(iClient,a2,&(parms[0]),2*sizeof(TInt*)); |
|
1668 |
if(r!=KErrNone) |
|
1669 |
break; // Can't proceed if can't access request parameters |
|
1670 |
// |
|
1671 |
TInt hdrSize = Kern::ThreadGetDesLength(iClient,a1); |
|
1672 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest hdrSize = 0x%x\n",hdrSize)); |
|
1673 |
if (hdrSize<=0) |
|
1674 |
{ |
|
1675 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest ERROR, hdrSize is invalid\n")); |
|
1676 |
return KErrArgument; |
|
1677 |
} |
|
1678 |
if((iConfigHdr = HBuf8::New(hdrSize)) == NULL) |
|
1679 |
return KErrNoMemory; |
|
1680 |
if((r = Kern::ThreadDesRead(iClient,a1,*iConfigHdr,0))!=KErrNone) |
|
1681 |
{ |
|
1682 |
delete iConfigHdr; |
|
1683 |
return r; |
|
1684 |
} |
|
1685 |
iStatus=aStatus; |
|
1686 |
// Store the address of the user-side variable to update with the ChannelId |
|
1687 |
iClientChanId=parms[1]; |
|
1688 |
// Invoke the IIC API |
|
1689 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest invoking (asynchronous) CaptureChannel\n")); |
|
1690 |
r = CaptureChannel((TInt)(parms[0]), iConfigHdr, iNotif, iChannelId, ETrue); |
|
1691 |
if(r != KErrNone) |
|
1692 |
delete iConfigHdr; |
|
1693 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest (asynchronous) CaptureChannel returned %d\n",r)); |
|
1694 |
break; |
|
1695 |
} |
|
1696 |
||
1697 |
case(RBusDevIicClient::ECtrlIoOvUndRunRxTx): |
|
1698 |
{ |
|
1699 |
iBusId = (TInt)a1; |
|
1700 |
iChannelId = (TInt)a2; |
|
1701 |
iStatus=aStatus; |
|
1702 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest status = 0x%x, busId = 0x%x, chanId =0x%x\n",iStatus,iBusId,iChannelId)); |
|
1703 |
||
1704 |
// This test is state-machine driven. It is instigated from this point, then subsequent steps |
|
1705 |
// are handled in the callback funciton SlaveClientCallbackFunc |
|
1706 |
// |
|
1707 |
// Check we in the appropriate state to start |
|
1708 |
if(iTestOverUnderState == EStartState) |
|
1709 |
{ |
|
1710 |
// Re-use the previously-provided buffers. Just request the initial notification triggers, |
|
1711 |
// the simulate the first event (RxOverrun). |
|
1712 |
r = SetNotificationTrigger(iChannelId, (ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun)); |
|
1713 |
if(r != KErrNone) |
|
1714 |
{ |
|
1715 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest SetNotificationTrigger returned %d\n",r)); |
|
1716 |
} |
|
1717 |
else |
|
1718 |
{ |
|
1719 |
// Trigger now set, so simulate the required event |
|
1720 |
iExpectedTrigger = ERxAllBytes | ERxOverrun | ETxAllBytes | ETxUnderrun; |
|
1721 |
iFullDuplexReq |= (ERxAllBytes|ETxAllBytes); |
|
1722 |
iTestOverUnderState = ERxOverrun_1; // Prepare for callback |
|
1723 |
// The requested number of words when the buffer was registered was 8, so simulate 10 |
|
1724 |
// to provoke an RxOverrun event. |
|
1725 |
TInt numWords=10; |
|
1726 |
// To support testing, any values of aId for StaticExtension must be shifted left one place |
|
1727 |
// and for a Slave, the two msbs must be zero |
|
1728 |
TInt ctrlIoVal = RBusDevIicClient::ECtrlIoRxWords; |
|
1729 |
ctrlIoVal = (ctrlIoVal << 1) & 0x3FFFFFFF; |
|
1730 |
r = StaticExtension(iBusId, ctrlIoVal, (TAny*)iChannelId, (TAny*)numWords); |
|
1731 |
} |
|
1732 |
} |
|
1733 |
else |
|
1734 |
{ |
|
1735 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest ECtrlIoOvUndRunRxTx, iTestOverUnderState = 0x%x\n",iTestOverUnderState)); |
|
1736 |
r=KErrGeneral; |
|
1737 |
} |
|
1738 |
break; |
|
1739 |
} |
|
1740 |
||
1741 |
default: |
|
1742 |
{ |
|
1743 |
CLIENT_PRINT(("DChannelIicSlaveClient::DoRequest - unrecognised value for aId=0x%x\n",aId)); |
|
1744 |
r=KErrArgument; |
|
1745 |
break; |
|
1746 |
} |
|
1747 |
} |
|
1748 |
return r; |
|
1749 |
} |
|
1750 |