author | Mike Kinghan <mikek@symbian.org> |
Thu, 25 Nov 2010 14:35:45 +0000 | |
branch | GCC_SURGE |
changeset 305 | 1ba12ef4ef89 |
parent 152 | 657f875b013e |
child 257 | 3e88ff8f41d5 |
permissions | -rw-r--r-- |
0 | 1 |
// Copyright (c) 1998-2009 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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// e32\drivers\pbus\pccard\socket.cpp |
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// |
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// |
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||
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#include <pccard.h> |
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#include "cis.h" |
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||
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const TInt KFuncGranularity=(KMaxFuncPerCard+1); |
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const TInt KMemGranularity=2; |
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||
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TPccdFuncType FuncType(TUint aFuncCode) |
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{ |
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||
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if (aFuncCode<=KCisTplFuncIdScsi) |
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return((TPccdFuncType)(aFuncCode+1)); |
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else if (aFuncCode==KCisTplFuncIdVendorSpecific) |
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return(EVendorSpecificCard); |
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else |
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return(EUnknownCard); |
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} |
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||
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/******************************************** |
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* PC card power supply |
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********************************************/ |
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DPcCardVcc::DPcCardVcc(TInt aPsuNum, TInt aMediaChangeNum) |
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: DPBusPsuBase(aPsuNum, aMediaChangeNum) |
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{ |
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} |
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||
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TInt DPcCardVcc::SocketVccToMilliVolts(TPccdSocketVcc aVcc) |
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// |
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// Converts a TPccdSocketVcc into a integer value - units mV. |
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// |
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{ |
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switch (aVcc) |
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{ |
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case EPccdSocket_5V0: return(5000); |
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case EPccdSocket_3V3: return(3300); |
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default: return(0); |
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} |
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} |
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||
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TBool DPcCardVcc::IsLocked() |
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{ |
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/* TInt i; |
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Kern::EnterCS(); |
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for (i=0; i<KMaxPccdSockets; i++) |
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{ |
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DPcCardSocket* pS=(DPcCardSocket*)TheSockets[i]; |
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if (pS && pS->iVcc==this) |
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{ |
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if (pS->iClientWindows || pS->iActiveConfigs) |
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break; |
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} |
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} |
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Kern::LeaveCS(); |
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return (i<KMaxPccdSockets); |
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*/ |
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DPcCardSocket* pS=(DPcCardSocket*)iSocket; |
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return (pS->iClientWindows || pS->iActiveConfigs); |
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} |
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||
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void DPcCardVcc::ReceiveVoltageCheckResult(TInt anError) |
|
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{ |
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__KTRACE_OPT(KPBUS1,Kern::Printf("DPcCardVcc(%d)::ReceiveVoltageCheckResult(%d)",iPsuNum,anError)); |
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DPcCardSocket* pS=(DPcCardSocket*)iSocket; |
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TInt s=pS->iCardPowerUpState; |
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if (s==DPcCardSocket::EWaitForVccReading) |
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{ |
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if (anError==KErrNone) |
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{ |
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SetState(EPsuOnFull); |
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pS->iCardPowerUpState=DPcCardSocket::EWaitForReady; |
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} |
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else |
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pS->TerminatePowerUpSequence(KErrCorrupt); |
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} |
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else if (s!=DPcCardSocket::EInit && s!=DPcCardSocket::EApplyingReset && s!=DPcCardSocket::ECheckVcc) |
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DPBusPsuBase::ReceiveVoltageCheckResult(anError); |
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} |
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||
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/******************************************** |
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* PC card media change |
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********************************************/ |
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DPcCardMediaChange::DPcCardMediaChange(TInt aMediaChangeNum) |
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: DMediaChangeBase(aMediaChangeNum) |
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{ |
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} |
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||
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TInt DPcCardMediaChange::Create() |
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{ |
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return DMediaChangeBase::Create(); |
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} |
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||
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/******************************************** |
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* PC card socket |
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********************************************/ |
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void cardPowerUpTick(TAny* aPtr) |
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{ |
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((DPcCardSocket*)aPtr)->iCardPowerUpDfc.Enque(); |
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} |
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||
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void cardPowerUpDfc(TAny* aPtr) |
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{ |
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((DPcCardSocket*)aPtr)->CardPowerUpTick(); |
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} |
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||
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DPcCardSocket::DPcCardSocket(TSocket aSocketNum) |
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// |
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// Constructor. |
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// |
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: DPBusSocket(aSocketNum), |
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iCardFuncArray(KFuncGranularity), |
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iMemChunks(KMemGranularity), |
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iCardPowerUpDfc(cardPowerUpDfc, this, 1) |
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{ |
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||
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iType=EPBusTypePcCard; |
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// iCardPowerUpState=EIdle; |
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// iClientWindows=0; |
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// iActiveConfigs=0; |
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} |
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TInt DPcCardSocket::Create(const TDesC* aName) |
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// |
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// Create a new Socket. Only created once on kernel initialization so don't |
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// worry about cleanup if it fails. |
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// |
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{ |
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||
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657f875b013e
Revision: 201023
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
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__KTRACE_OPT(KPBUS1,Kern::Printf(">Skt(%d):Create(%S)",iSocketNumber,aName)); |
0 | 145 |
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TInt r=DPBusSocket::Create(aName); |
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if (r!=KErrNone) |
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return r; |
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iCardPowerUpDfc.SetDfcQ(&iDfcQ); |
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||
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// Create card function array - add and remove a dummy function to pre-allocate array memory. |
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// This way, adding new functions to array never causes any memory allocation. |
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r=AddNewFunc(0,EPccdAttribMem); // Add dummy function |
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if (r!=KErrNone) |
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return r; |
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delete iCardFuncArray[0]; // Destroy dummy function |
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iCardFuncArray.Remove(0); // Remove pointer to dummy from array |
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||
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// Now allocate the permanent attribute memory chunk. Don't bother about what |
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// access speed we asign, it gets set each time we subsequently access the chunk. |
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TPccdChnk chnk(EPccdAttribMem,0,KDefaultAttribMemSize); |
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r=iAttribWin.Create(this,chnk,EAcSpeed300nS,KPccdChunkPermanent|KPccdChunkShared|KPccdChunkSystemOwned); |
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return r; |
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} |
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||
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void DPcCardSocket::ResetPowerUpState() |
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{ |
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__KTRACE_OPT(KPBUS1,Kern::Printf(">Skt(%d):ResetPowerUpState",iSocketNumber)); |
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if (iCardPowerUpState!=EIdle) |
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{ |
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iCardPowerUpTimer.Cancel(); |
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iCardPowerUpDfc.Cancel(); |
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iCardPowerUpState=EIdle; |
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} |
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} |
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||
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void DPcCardSocket::Reset1() |
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{ |
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__KTRACE_OPT(KPBUS1,Kern::Printf(">Skt(%d):Reset1",iSocketNumber)); |
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ResetPowerUpState(); |
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} |
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void DPcCardSocket::Reset2() |
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// |
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// Reset the socket (called to remove any allocated memory following a |
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// media change event). |
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// |
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{ |
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||
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__KTRACE_OPT(KPBUS1,Kern::Printf(">Skt(%d):Rst2",iSocketNumber)); |
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// Destroy all the function objects |
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TInt i; |
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for (i=CardFuncCount()-1;i>=0;i--) |
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{ |
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delete iCardFuncArray[i]; |
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iCardFuncArray.Remove(i); // Now remove from array (doesn't cause memory dealloc). |
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} |
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iActiveConfigs=0; |
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// Destroy all the non-permanent Pc Card chunks |
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for (i=(iMemChunks.Count()-1);i>=0;i--) |
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{ |
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if ( iMemChunks[i]->IsRemovable() ) |
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iMemChunks[i]->Close(); |
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} |
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iMemChunks.Compress(); |
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} |
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||
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void DPcCardSocket::Restore() |
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// |
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// Restore the socket. Normally called when restoring a socket after it has been powered |
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// down due to inactivity (but not media change) |
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// |
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{ |
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TInt i; |
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TPcCardFunction *cf; |
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for (i=CardFuncCount()-1;i>=0;i--) |
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{ |
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cf=iCardFuncArray[i]; |
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||
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TUint8 index; |
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if ((index=(TUint8)cf->ConfigOption())!=KInvalidConfOpt && cf->IsRestorableConfig()) |
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WriteConfigReg(i,KConfigOptionReg,index); |
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} |
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} |
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void DPcCardSocket::RemoveChunk(DPccdChunkBase *aChunk) |
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// |
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// Remove a chunk from this socket. |
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// |
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{ |
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TInt i; |
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for (i=0;i<iMemChunks.Count();i++) |
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{ |
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if (iMemChunks[i]==aChunk) |
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{ |
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iMemChunks.Remove(i); |
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iMemChunks.Compress(); |
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return; |
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} |
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} |
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} |
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||
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EXPORT_C TInt DPcCardSocket::RequestConfig(TInt aCardFunc,DBase *aClientID,TPcCardConfig &anInfo,TUint aFlag) |
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// |
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// Configure the card. |
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// |
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{ |
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||
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__KTRACE_OPT(KPBUS1,Kern::Printf(">Skt(%d):RequestConfig(F:%d O:%xH B:%xH L:%xH)",iSocketNumber,aCardFunc,\ |
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anInfo.iConfigOption,anInfo.iConfigBaseAddr,anInfo.iRegPresent)); |
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if (!IsValidCardFunc(aCardFunc)) |
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return(KErrArgument); |
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// Check that this function isn't configured already |
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TPcCardFunction *cf=iCardFuncArray[aCardFunc]; |
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if (cf->IsConfigured()) |
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return(KErrInUse); // Its already configured. |
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||
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// If configuration registers are within attribute chunk then configure the |
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// card (rather than use the registers present info, assume all registers are |
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// present - ie size of mask). |
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if (anInfo.iConfigBaseAddr+(sizeof(anInfo.iRegPresent)<<1)>KDefaultAttribMemSize) |
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return(KErrNotSupported); |
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anInfo.iConfigOption&=(KConfOptLevIReqM|KConfOptConfM); // Mustn't allow msb - KInvalidConfOpt |
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TPccdAccessSpeed sp=(VccSetting()==EPccdSocket_3V3)?EAcSpeed600nS:EAcSpeed300nS; |
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iAttribWin.SetAccessSpeed(sp); |
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iAttribWin.SetupChunkHw(); |
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iAttribWin.Write(anInfo.iConfigBaseAddr,(TUint8*)&anInfo.iConfigOption,1); |
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||
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cf->SetConfigRegMask(anInfo.iRegPresent); |
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cf->SetConfigBaseAddr(anInfo.iConfigBaseAddr); |
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cf->SetConfigOption(anInfo.iConfigOption,aClientID,aFlag); |
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__e32_atomic_add_ord32(&iActiveConfigs, 1); |
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return(KErrNone); |
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} |
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EXPORT_C void DPcCardSocket::ReleaseConfig(TInt aCardFunc,DBase *aClientID) |
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// |
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// Return card to memory only config. |
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// |
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{ |
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__KTRACE_OPT(KPBUS1,Kern::Printf(">Skt(%d):ReleaseConfig(F:%d)",iSocketNumber,aCardFunc)); |
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if (IsValidCardFunc(aCardFunc)) |
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{ |
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TPcCardFunction *cf=iCardFuncArray[aCardFunc]; |
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if (cf->IsConfiguredByClient(aClientID)) |
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{ |
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if (iState==EPBusOn && Kern::PowerGood()) |
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WriteConfigReg(aCardFunc,KConfigOptionReg,0); // Restore Config. Option register |
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||
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cf->SetConfigRegMask(0); |
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cf->SetConfigBaseAddr(0); |
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cf->SetConfigOption(KInvalidConfOpt,NULL,0); |
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__e32_atomic_add_ord32(&iActiveConfigs, TUint32(-1)); |
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} |
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} |
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} |
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299 |
||
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EXPORT_C TInt DPcCardSocket::ReadConfigReg(TInt aCardFunc,TInt aRegOffset,TUint8 &aVal) |
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// |
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// Read from a specified configuration register. (We return an error if the RegPres mask |
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// indicates the register isn't present but still attempt the read). |
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304 |
// |
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305 |
{ |
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306 |
TInt offset, err; |
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if (!IsValidCardFunc(aCardFunc)|| iState!=EPBusOn || !Kern::PowerGood()) |
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err=KErrArgument; |
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else |
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{ |
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if ((err=iCardFuncArray[aCardFunc]->ConfigRegAddress(aRegOffset,offset))==KErrNone||err==KErrNotSupported) |
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{ |
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313 |
TPccdAccessSpeed sp=(VccSetting()==EPccdSocket_3V3)?EAcSpeed600nS:EAcSpeed300nS; |
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iAttribWin.SetAccessSpeed(sp); |
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iAttribWin.SetupChunkHw(); |
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iAttribWin.Read(offset,&aVal,1); |
|
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} |
|
318 |
} |
|
319 |
__KTRACE_OPT(KPBUS1,Kern::Printf("<Skt(%d):ReadConfigReg-%d",iSocketNumber,err)); |
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return(err); |
|
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} |
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322 |
||
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EXPORT_C TInt DPcCardSocket::WriteConfigReg(TInt aCardFunc,TInt aRegOffset,const TUint8 aVal) |
|
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// |
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// Write to a specified configuration register. (We return an error if the RegPres mask |
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// indicates the register isn't present but still attempt the write). |
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// |
|
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{ |
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TInt offset, err; |
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if (!IsValidCardFunc(aCardFunc)|| iState!=EPBusOn || !Kern::PowerGood()) |
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err=KErrArgument; |
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else |
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{ |
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if ((err=iCardFuncArray[aCardFunc]->ConfigRegAddress(aRegOffset,offset))==KErrNone||err==KErrNotSupported) |
|
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{ |
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TPccdAccessSpeed sp=(VccSetting()==EPccdSocket_3V3)?EAcSpeed600nS:EAcSpeed300nS; |
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iAttribWin.SetAccessSpeed(sp); |
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iAttribWin.SetupChunkHw(); |
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iAttribWin.Write(offset,&aVal,1); |
|
340 |
} |
|
341 |
} |
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342 |
__KTRACE_OPT(KPBUS1,Kern::Printf("<Skt(%d):WriteConfigReg-%d",iSocketNumber,err)); |
|
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return(err); |
|
344 |
} |
|
345 |
||
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const TInt KReadCisBufferSize=0x80; // 128 Bytes |
|
347 |
TInt DPcCardSocket::ReadCis(TPccdMemType aMemType,TInt aPos,TDes8 &aDes,TInt aLen) |
|
348 |
// |
|
349 |
// Read from CIS |
|
350 |
// |
|
351 |
{ |
|
352 |
||
353 |
__KTRACE_OPT(KPBUS2,Kern::Printf(">Skt(%d):ReadCis(LE:%xH PO:%d TY:%d)",iSocketNumber,aLen,aPos,aMemType)); |
|
354 |
RPccdWindow newWin; |
|
355 |
RPccdWindow* win=&newWin; |
|
356 |
TBool needNewChunk=ETrue; |
|
357 |
TInt cisE=(aPos+aLen); |
|
358 |
TInt incrm=1; |
|
359 |
if (aMemType==EPccdAttribMem) |
|
360 |
{ |
|
361 |
incrm=2; // Read every other byte |
|
362 |
cisE<<=1; |
|
363 |
aPos<<=1; |
|
364 |
if (cisE<=(TInt)KDefaultAttribMemSize) |
|
365 |
{ |
|
366 |
needNewChunk=EFalse; |
|
367 |
win=&iAttribWin; |
|
368 |
} |
|
369 |
} |
|
370 |
||
371 |
if (needNewChunk) |
|
372 |
{ |
|
373 |
TPccdChnk chnk(aMemType,aPos,(cisE-aPos)); |
|
374 |
TInt r=newWin.Create(this,chnk,EAcSpeed300nS,KPccdChunkShared|KPccdChunkSystemOwned); |
|
375 |
if (r!=KErrNone) |
|
376 |
return(r); |
|
377 |
cisE-=aPos; |
|
378 |
aPos=0; |
|
379 |
} |
|
380 |
||
381 |
TPccdAccessSpeed sp=(VccSetting()==EPccdSocket_3V3)?EAcSpeed600nS:EAcSpeed300nS; |
|
382 |
win->SetAccessSpeed(sp); |
|
383 |
win->SetupChunkHw(); |
|
384 |
aDes.Zero(); |
|
385 |
TText8 buf[KReadCisBufferSize]; |
|
386 |
TInt s; |
|
387 |
for (;aPos<cisE;aPos+=s) |
|
388 |
{ |
|
389 |
s=Min(KReadCisBufferSize,(cisE-aPos)); |
|
390 |
win->Read(aPos,&buf[0],s); |
|
391 |
for (TInt i=0;i<s;i+=incrm) |
|
392 |
aDes.Append((TChar)buf[i]); |
|
393 |
} |
|
394 |
||
395 |
if (needNewChunk) |
|
396 |
newWin.Close(); |
|
397 |
return(KErrNone); |
|
398 |
} |
|
399 |
||
400 |
TInt DPcCardSocket::AddNewFunc(TUint32 anOffset,TPccdMemType aMemType) |
|
401 |
// |
|
402 |
// Create a new card function and append it to the function array |
|
403 |
// |
|
404 |
{ |
|
405 |
||
406 |
__KTRACE_OPT(KPBUS1,Kern::Printf(">Skt(%d):AddNewFunc(T:%d)",iSocketNumber,aMemType)); |
|
407 |
TInt r=KErrNoMemory; |
|
408 |
TPcCardFunction* cf=new TPcCardFunction(anOffset,aMemType); |
|
409 |
if (cf) |
|
410 |
{ |
|
411 |
r=iCardFuncArray.Append(cf); |
|
412 |
if (r!=KErrNone) |
|
413 |
delete cf; |
|
414 |
} |
|
415 |
return r; |
|
416 |
} |
|
417 |
||
418 |
TPcCardFunction *DPcCardSocket::CardFunc(TInt aCardFunc) |
|
419 |
// |
|
420 |
// Get a reference to a specific card function from the function array |
|
421 |
// |
|
422 |
{ |
|
423 |
||
424 |
__ASSERT_ALWAYS(IsValidCardFunc(aCardFunc),PcCardPanic(EPcCardBadFunctionNumber)); |
|
425 |
return iCardFuncArray[aCardFunc]; |
|
426 |
} |
|
427 |
||
428 |
TBool DPcCardSocket::IsConfigLocked() |
|
429 |
// |
|
430 |
// Returns ETrue if this socket contains a card function which is currently configured. |
|
431 |
// |
|
432 |
{ |
|
433 |
// TInt i; |
|
434 |
// for (i=CardFuncCount()-1;i>=0;i--) |
|
435 |
// { |
|
436 |
// if (iCardFuncArray[i]->IsConfigured()) |
|
437 |
// return(ETrue); |
|
438 |
// } |
|
439 |
// return(EFalse); |
|
440 |
return (iActiveConfigs!=0); |
|
441 |
} |
|
442 |
||
443 |
TBool DPcCardSocket::IsMemoryLocked() |
|
444 |
// |
|
445 |
// Returns ETrue if any PC Card memory chunks are allocated on this socket. |
|
446 |
// |
|
447 |
{ |
|
448 |
||
449 |
// TInt i; |
|
450 |
// for (i=iMemChunks.Count()-1;i>=0;i--) |
|
451 |
// { |
|
452 |
// if ( iMemChunks[i]->IsLocked() ) |
|
453 |
// return(ETrue); |
|
454 |
// } |
|
455 |
// return(EFalse); |
|
456 |
return (iClientWindows!=0); |
|
457 |
} |
|
458 |
||
459 |
TPccdSocketVcc DPcCardSocket::VccSetting() |
|
460 |
// |
|
461 |
// Return voltage setting that this socket is currently set for |
|
462 |
// |
|
463 |
{ |
|
464 |
||
465 |
return ((DPcCardVcc*)iVcc)->VoltageSetting(); |
|
466 |
} |
|
467 |
||
468 |
EXPORT_C TInt DPcCardSocket::VerifyCard(TPccdType &aType) |
|
469 |
// |
|
470 |
// Return information about the type of card present |
|
471 |
// |
|
472 |
{ |
|
473 |
||
474 |
__KTRACE_OPT(KPBUS1,Kern::Printf(">Cntrl:VerifyCard(S:%d)",iSocketNumber)); |
|
475 |
// The data we want is stored off-card, so it doesn't actually need to be |
|
476 |
// powered but we need to have read CIS format. |
|
477 |
TInt err=KErrNone; |
|
478 |
if (CardIsReadyAndVerified()==KErrNone) |
|
479 |
{ |
|
480 |
aType.iFuncCount=CardFuncCount(); |
|
481 |
for (TInt i=(aType.iFuncCount-1);i>=0;i--) |
|
482 |
aType.iFuncType[i]=CardFunc(i)->FuncType(); |
|
483 |
} |
|
484 |
else |
|
485 |
err=KErrNotReady; |
|
486 |
||
487 |
__KTRACE_OPT(KPBUS1,Kern::Printf("<Cntrl:VerifyCard(S:%d T:%d)-%d",iSocketNumber,(TInt)aType.iFuncType[0],err)); |
|
488 |
return(err); |
|
489 |
} |
|
490 |
||
491 |
TInt DPcCardSocket::CardIsReadyAndVerified() |
|
492 |
// |
|
493 |
// Returns KErrNone when specified card is powered and ready (ie has had h/w reset) and |
|
494 |
// a basic parsing of CIS has been performed (card functions detected). |
|
495 |
// |
|
496 |
{ |
|
497 |
||
498 |
TInt r=KErrNotReady; |
|
499 |
if (CardIsReady()) |
|
500 |
{ |
|
501 |
r=KErrNone; |
|
502 |
// Check if card function(s) have been determined (there is always at |
|
503 |
// least a global function record if basic parsing performed). |
|
504 |
if (!IsVerified()) |
|
505 |
r=GetCisFormat(); |
|
506 |
} |
|
507 |
||
508 |
__KTRACE_OPT(KPBUS1,Kern::Printf("<Cntrl:CardRdyAndVerif(S:%d)-%xH",iSocketNumber,r)); |
|
509 |
return r; |
|
510 |
} |
|
511 |
||
512 |
TBool DPcCardSocket::CardIsReady() |
|
513 |
{ |
|
514 |
TBool r=(iState==EPBusOn && Kern::PowerGood()); |
|
515 |
__KTRACE_OPT(KPBUS1,Kern::Printf("CardIsReady: %d",r)); |
|
516 |
return r; |
|
517 |
} |
|
518 |
||
519 |
TBool DPcCardSocket::CardIsPowered() |
|
520 |
{ |
|
521 |
return !iVcc->IsOff(); |
|
522 |
} |
|
523 |
||
524 |
TInt DPcCardSocket::GetCisFormat() |
|
525 |
// |
|
526 |
// Determine the type of card present by parsing the entire CIS. If a |
|
527 |
// Multi-function card is present then parse each CIS. |
|
528 |
// |
|
529 |
{ |
|
530 |
||
531 |
__KTRACE_OPT(KPBUS1,Kern::Printf(">GetCisFormat (S:%d)",iSocketNumber)); |
|
532 |
||
533 |
TInt r=AddNewFunc(0,EPccdAttribMem); // We always have 1st CIS |
|
534 |
if (r!=KErrNone) |
|
535 |
return r; |
|
536 |
if (ValidateCis(0)!=KErrNone) // Can't use this until func added |
|
537 |
return KErrCorrupt; |
|
538 |
TCisReader cisRd; |
|
539 |
cisRd.iSocket=this; |
|
540 |
cisRd.DoSelectCis(0); |
|
541 |
TPccdFuncType firstFuncType; |
|
542 |
// Check for a multi-function card, search the global CIS (attribute |
|
543 |
// memory - addr 0) for a KCisTplLongLinkMfc tuple. |
|
544 |
TBuf8<KLargeTplBufSize> tpl; |
|
545 |
if (cisRd.DoFindReadTuple(KCisTplLongLinkMfc,tpl,KPccdReturnLinkTpl)==KErrNone) |
|
546 |
{ |
|
547 |
// Multi-Function card |
|
548 |
firstFuncType=EGlobalCard; |
|
549 |
const TUint8 *tplPtr=tpl.Ptr()+2; // First tuple after link |
|
550 |
TInt funcCount=*tplPtr++; |
|
551 |
||
552 |
// Add a card function object to the socket for each entry in KCisTplLongLinkMfc tuple |
|
553 |
TPccdMemType memType; |
|
554 |
TUint32 lnkAdr; |
|
555 |
TInt i; |
|
556 |
for (i=0;i<funcCount;i++) |
|
557 |
{ |
|
558 |
memType=(*tplPtr++)?EPccdCommon8Mem:EPccdAttribMem; |
|
559 |
TInt j; |
|
560 |
for (lnkAdr=0,j=0;j<4;j++) // Convert link address from string to unsigned long |
|
561 |
lnkAdr += (*tplPtr++) << (8*j); |
|
562 |
r=AddNewFunc(lnkAdr,memType); |
|
563 |
if (r!=KErrNone) |
|
564 |
return r; |
|
565 |
if (ValidateCis(i+1)!=KErrNone) // Can't use this until func added |
|
566 |
return KErrCorrupt; |
|
567 |
} |
|
568 |
// Parse the CIS of each card function looking for a KCisTplFuncId tuple |
|
569 |
for (i=1;i<=funcCount;i++) |
|
570 |
{ |
|
571 |
cisRd.DoSelectCis(i); |
|
572 |
TPccdFuncType ft; |
|
573 |
if (cisRd.DoFindReadTuple(KCisTplFuncId,tpl,0)==KErrNone) |
|
574 |
ft=FuncType(tpl[2]); |
|
575 |
else |
|
576 |
ft=EUnknownCard; |
|
577 |
CardFunc(i)->SetFuncType(ft); |
|
578 |
} |
|
579 |
} |
|
580 |
else |
|
581 |
{ |
|
582 |
// Single Function card |
|
583 |
cisRd.Restart(); |
|
584 |
if (cisRd.DoFindReadTuple(KCisTplFuncId,tpl,0)==KErrNone) |
|
585 |
firstFuncType=FuncType(tpl[2]); |
|
586 |
else |
|
587 |
firstFuncType=EUnknownCard; |
|
588 |
} |
|
589 |
||
590 |
CardFunc(0)->SetFuncType(firstFuncType); |
|
591 |
__KTRACE_OPT(KPBUS1,Kern::Printf("<GetCisFormat(T:%d)",firstFuncType)); |
|
592 |
return KErrNone; |
|
593 |
} |
|
594 |
||
595 |
TInt DPcCardSocket::ValidateCis(TInt aCardFunc) |
|
596 |
// |
|
597 |
// Attempt to walk though entire CIS. |
|
598 |
// |
|
599 |
{ |
|
600 |
||
601 |
TCisReader cisRd; |
|
602 |
cisRd.iSocket=this; |
|
603 |
TBuf8<KLargeTplBufSize> tpl; |
|
604 |
TInt j=0,err; |
|
605 |
if ((err=cisRd.DoSelectCis(aCardFunc))==KErrNone) |
|
606 |
{ |
|
607 |
for (j=0;j<KMaxTuplesPerCis;j++) |
|
608 |
{ |
|
609 |
err=cisRd.DoFindReadTuple(KPccdNonSpecificTpl,tpl,(KPccdFindOnly|KPccdReturnLinkTpl|KPccdReportErrors)); |
|
610 |
if (err!=KErrNone) |
|
611 |
break; |
|
612 |
} |
|
613 |
if (j>=KMaxTuplesPerCis) |
|
614 |
err=KErrCorrupt; |
|
615 |
if (err==KErrNotFound) |
|
616 |
err=KErrNone; |
|
617 |
} |
|
618 |
__KTRACE_OPT(KPBUS1,Kern::Printf("<Skt:ValidateCis(S:%d F:%d Tuples:%d)-%d",iSocketNumber,aCardFunc,j,err)); |
|
619 |
return(err); |
|
620 |
} |
|
621 |
||
622 |
void DPcCardSocket::InitiatePowerUpSequence() |
|
623 |
{ |
|
624 |
__KTRACE_OPT(KPBUS1,Kern::Printf("DPcCardSocket(%d)::InitiatePowerUpSequence",iSocketNumber)); |
|
625 |
// Check if battery is too low |
|
626 |
// TSupplyStatus ss=(TSupplyStatus)iMachineInfo.iDisableOnLowBattery; |
|
627 |
// if (ss!=EZero) |
|
628 |
// { |
|
629 |
// TSupplyInfoV1 info; |
|
630 |
// Hal::SupplyInfo(info); |
|
631 |
// if (info.iMainBatteryStatus<ss && !info.iExternalPowerPresent) |
|
632 |
// { |
|
633 |
// iSocket[aSocket]->SetSocketStatus(ESocketBatTooLow); |
|
634 |
// rs=KErrBadPower; |
|
635 |
// break; |
|
636 |
// } |
|
637 |
// } |
|
638 |
||
639 |
// Check the state of the Voltage sense line |
|
640 |
TSocketIndicators ind; |
|
641 |
Indicators(ind); |
|
642 |
TUint v=(TUint)ind.iVoltSense & ((DPcCardVcc*)iVcc)->VoltageSupported(); |
|
643 |
if (v==0) |
|
644 |
{ |
|
645 |
__KTRACE_OPT(KPBUS1,Kern::Printf("InitiatePowerUpSequence(S:%d)-Voltage sense problem(%d)",iSocketNumber,ind.iVoltSense)); |
|
646 |
iVcc->SetCurrLimited(); // Not totally true but has effect. |
|
647 |
PowerUpSequenceComplete(KErrCorrupt); |
|
648 |
return; |
|
649 |
} |
|
650 |
TPccdSocketVcc sVcc=(v&KPccdVcc_3V3)?EPccdSocket_3V3:EPccdSocket_5V0; // ??? What about xVx / yVy |
|
651 |
((DPcCardVcc*)iVcc)->SetVoltage(sVcc); |
|
652 |
||
653 |
// Power up card (current limited). |
|
654 |
__KTRACE_OPT(KPBUS1,Kern::Printf("InitiatePowerUpSequence(S:%d)-Apply Vcc",iSocketNumber)); |
|
655 |
if (iVcc->SetState(EPsuOnCurLimit) != KErrNone) |
|
656 |
{ |
|
657 |
__KTRACE_OPT(KPBUS1,Kern::Printf("InitiatePowerUpSequence(S:%d)-Vcc problem",iSocketNumber)); |
|
658 |
iVcc->SetState(EPsuOff); |
|
659 |
iVcc->SetCurrLimited(); |
|
660 |
PowerUpSequenceComplete(KErrGeneral); |
|
661 |
return; |
|
662 |
} |
|
663 |
iCardPowerUpState=EInit; |
|
664 |
iCardPowerUpTickCount=0; |
|
665 |
iCardPowerUpResetLen=KResetOnDefaultLen; |
|
666 |
iCardPowerUpPauseLen=KResetOffDefaultLen; |
|
667 |
iCardPowerUpTimer.Periodic(KPccdPowerUpReqInterval,cardPowerUpTick,this); |
|
668 |
} |
|
669 |
||
670 |
void DPcCardSocket::TerminatePowerUpSequence(TInt aResult) |
|
671 |
{ |
|
672 |
__KTRACE_OPT(KPBUS1,Kern::Printf("DPcCardSocket(%d)::TerminatePowerUpSequence result %d",iSocketNumber,aResult)); |
|
673 |
ResetPowerUpState(); |
|
674 |
if (aResult==KErrNone) |
|
675 |
Restore(); |
|
676 |
PowerUpSequenceComplete(aResult); |
|
677 |
} |
|
678 |
||
679 |
void DPcCardSocket::CardPowerUpTick() |
|
680 |
{ |
|
681 |
__KTRACE_OPT(KPBUS1,Kern::Printf("CardPowerUpTick S:%d Elapsed %d State %d",iSocketNumber,iCardPowerUpTickCount,iCardPowerUpState)); |
|
682 |
if (++iCardPowerUpTickCount>KPwrUpTimeOut) |
|
683 |
{ |
|
684 |
iVcc->SetState(EPsuOff); // should leave this to timeout |
|
685 |
TerminatePowerUpSequence(KErrTimedOut); |
|
686 |
return; |
|
687 |
} |
|
688 |
switch (iCardPowerUpState) |
|
689 |
{ |
|
690 |
case EInit: |
|
691 |
HwReset(ETrue); // Apply reset - Turns on interface |
|
692 |
iCardPowerUpState=EApplyingReset; |
|
693 |
break; |
|
694 |
case EApplyingReset: |
|
695 |
if (iCardPowerUpTickCount>iCardPowerUpResetLen) |
|
696 |
{ |
|
697 |
HwReset(EFalse); // remove reset |
|
698 |
iCardPowerUpState=ECheckVcc; |
|
699 |
} |
|
700 |
break; |
|
701 |
case ECheckVcc: |
|
702 |
{ |
|
703 |
iCardPowerUpState=EWaitForVccReading; |
|
704 |
TInt cv=iVcc->CheckVoltage(KPsuChkOnPwrUp); |
|
705 |
if (cv==KErrNotSupported) |
|
706 |
iCardPowerUpState=EWaitForReady; |
|
707 |
else if (cv!=KErrNone) |
|
708 |
TerminatePowerUpSequence(cv); |
|
709 |
break; |
|
710 |
} |
|
711 |
case EWaitForVccReading: |
|
712 |
break; |
|
713 |
case EWaitForReady: |
|
714 |
if (Ready()) |
|
715 |
{ |
|
716 |
iCardPowerUpState=EPauseAfterReady; // Card is ready |
|
717 |
// Its effectively powered up now so reset the elapsed time and use it |
|
718 |
// to measure pause after reset (ie this is limited to KPwrUpTimeOut too). |
|
719 |
iCardPowerUpTickCount=0; |
|
720 |
} |
|
721 |
break; |
|
722 |
case EPauseAfterReady: |
|
723 |
if (iCardPowerUpTickCount>=iCardPowerUpPauseLen) |
|
724 |
{ |
|
725 |
// power-up sequence is complete |
|
726 |
TerminatePowerUpSequence(KErrNone); |
|
727 |
} |
|
728 |
break; |
|
729 |
} |
|
730 |
} |
|
731 |
||
732 |
/******************************************** |
|
733 |
* PC card memory chunk |
|
734 |
********************************************/ |
|
735 |
DPccdChunkBase::DPccdChunkBase() |
|
736 |
// |
|
737 |
// Constructor |
|
738 |
// |
|
739 |
{ |
|
740 |
// iSocket=NULL; |
|
741 |
// iCacheable=EFalse; |
|
742 |
} |
|
743 |
||
744 |
TInt DPccdChunkBase::Create(DPcCardSocket* aSocket, TPccdChnk aChunk, TUint aFlag) |
|
745 |
// |
|
746 |
// Create a chunk of Pc Card h/w. |
|
747 |
// |
|
748 |
{ |
|
749 |
iSocket=aSocket; |
|
750 |
iChnk=aChunk; |
|
751 |
iCacheable=(aFlag&KPccdChunkCacheable); |
|
752 |
return DoCreate(aChunk,aFlag); |
|
753 |
} |
|
754 |
||
755 |
DPccdChunkBase::~DPccdChunkBase() |
|
756 |
// |
|
757 |
// Destructor |
|
758 |
// |
|
759 |
{ |
|
760 |
__KTRACE_OPT(KPBUS1,Kern::Printf(">DPccdChunkBase destruct %08x",this)); |
|
761 |
} |
|
762 |
||
763 |
void DPccdChunkBase::Close() |
|
764 |
// |
|
765 |
// Destructor |
|
766 |
// |
|
767 |
{ |
|
768 |
__KTRACE_OPT(KPBUS1,Kern::Printf(">DPccdChunkBase::Close() %08x",this)); |
|
769 |
||
770 |
// Disconnect all the Pc Card windows and then delete chunk |
|
771 |
SDblQueLink* pW=iWindowQ.iA.iNext; |
|
772 |
while (pW!=&iWindowQ.iA) |
|
773 |
{ |
|
774 |
RPccdWindow& w=*(RPccdWindow*)pW; |
|
775 |
pW=pW->iNext; |
|
776 |
w.Close(); // closing last window deletes chunk |
|
777 |
} |
|
778 |
__KTRACE_OPT(KPBUS1,Kern::Printf("<DPccdChunkBase::Close() %08x",this)); |
|
779 |
} |
|
780 |
||
781 |
TBool DPccdChunkBase::IsRemovable() |
|
782 |
// |
|
783 |
// Check if this chunk has any permanent windows. |
|
784 |
// |
|
785 |
{ |
|
786 |
return (iPermanentWindows==0); |
|
787 |
} |
|
788 |
||
789 |
TBool DPccdChunkBase::IsLocked() |
|
790 |
// |
|
791 |
// Check if this chunk has any windows which are allocated to clients of the PC Card |
|
792 |
// Controller (as opposed to the Controller itself). |
|
793 |
// |
|
794 |
{ |
|
795 |
return (iWindows>iSystemWindows); |
|
796 |
} |
|
797 |
||
798 |
TInt DPccdChunkBase::AllocateWinCheck(TPccdChnk aWin,TUint aFlag) |
|
799 |
// |
|
800 |
// Check if it is possible to create the specified window from this chunk. |
|
801 |
// |
|
802 |
{ |
|
803 |
// Check if they are of compatible type |
|
804 |
if (!IsTypeCompatible(aWin.iMemType)) |
|
805 |
return(KErrNotFound); |
|
806 |
||
807 |
// For a success, the requested window must lie entirely within this chunk. |
|
808 |
TUint32 chnkEnd=(iChnk.iMemBaseAddr+iChnk.iMemLen-1); |
|
809 |
TUint32 winEnd=(aWin.iMemBaseAddr+aWin.iMemLen-1); |
|
810 |
TBool startIsInChnk=(aWin.iMemBaseAddr>=iChnk.iMemBaseAddr && aWin.iMemBaseAddr<=chnkEnd); |
|
811 |
TBool endIsInChnk=(winEnd>=iChnk.iMemBaseAddr && winEnd<=chnkEnd); |
|
812 |
if (startIsInChnk&&endIsInChnk) |
|
813 |
{ |
|
814 |
// Possible success - first check the cache options are compatible |
|
815 |
if (!(aFlag|KPccdChunkCacheable)&&iCacheable) |
|
816 |
return(KErrAccessDenied); |
|
817 |
||
818 |
// Now check that the requested window isn't already allocated |
|
819 |
SDblQueLink* pW=iWindowQ.iA.iNext; |
|
820 |
while (pW!=&iWindowQ.iA) |
|
821 |
{ |
|
822 |
RPccdWindow& w=*(RPccdWindow*)pW; |
|
823 |
pW=pW->iNext; |
|
824 |
if (w.Overlap(aWin.iMemBaseAddr-iChnk.iMemBaseAddr,aWin.iMemLen) ) |
|
825 |
return(KErrAccessDenied); |
|
826 |
} |
|
827 |
return(KErrNone); |
|
828 |
} |
|
829 |
if (startIsInChnk||endIsInChnk) |
|
830 |
return(KErrAccessDenied); // Requested window is partly in this chunk. |
|
831 |
return(KErrNotFound); |
|
832 |
} |
|
833 |
||
834 |
void DPccdChunkBase::AddWindow(RPccdWindow *aWindow) |
|
835 |
// |
|
836 |
// Add a window to this chunk. |
|
837 |
// |
|
838 |
{ |
|
839 |
iWindowQ.Add(aWindow); |
|
840 |
// Kern::EnterCS(); Not needed since a single thread is used |
|
841 |
iWindows++; |
|
842 |
if (aWindow->IsPermanent()) |
|
843 |
iPermanentWindows++; |
|
844 |
if (aWindow->IsShareable()) |
|
845 |
iShareableWindows++; |
|
846 |
if (aWindow->IsSystemOwned()) |
|
847 |
iSystemWindows++; |
|
848 |
else |
|
849 |
iSocket->iClientWindows++; |
|
850 |
// Kern::LeaveCS(); |
|
851 |
aWindow->iChunk=this; |
|
852 |
} |
|
853 |
||
854 |
void DPccdChunkBase::RemoveWindow(RPccdWindow *aWindow) |
|
855 |
// |
|
856 |
// Remove a window from this chunk (even if it's permanent). |
|
857 |
// |
|
858 |
{ |
|
859 |
||
860 |
if (aWindow->iNext && aWindow->iChunk==this) |
|
861 |
{ |
|
862 |
aWindow->Deque(); |
|
863 |
aWindow->iNext=NULL; |
|
864 |
// Kern::EnterCS(); Not needed since a single thread is used |
|
865 |
iWindows--; |
|
866 |
if (aWindow->IsPermanent()) |
|
867 |
iPermanentWindows--; |
|
868 |
if (aWindow->IsShareable()) |
|
869 |
iShareableWindows--; |
|
870 |
if (aWindow->IsSystemOwned()) |
|
871 |
iSystemWindows--; |
|
872 |
else |
|
873 |
iSocket->iClientWindows--; |
|
874 |
// Kern::LeaveCS(); |
|
875 |
if (iWindows==0) |
|
876 |
{ |
|
877 |
iSocket->RemoveChunk(this); |
|
878 |
delete this; |
|
879 |
} |
|
880 |
} |
|
881 |
} |
|
882 |
||
883 |
/******************************************** |
|
884 |
* PC card memory window |
|
885 |
********************************************/ |
|
886 |
EXPORT_C RPccdWindow::RPccdWindow() |
|
887 |
// |
|
888 |
// Constructor |
|
889 |
// |
|
890 |
: iAccessSpeed(EAcSpeedInValid),iMemType(EPccdAttribMem),iOffset(0),iLen(0),iType(0) |
|
891 |
{ |
|
892 |
iNext=NULL; |
|
893 |
iChunk=NULL; |
|
894 |
} |
|
895 |
||
896 |
EXPORT_C TInt RPccdWindow::Create(DPcCardSocket* aSocket, TPccdChnk aChnk, TPccdAccessSpeed aSpeed, TUint aFlag) |
|
897 |
// |
|
898 |
// Create a block of memory (IO, Common or Attribute memory). |
|
899 |
// |
|
900 |
{ |
|
901 |
||
902 |
DPccdChunkBase *chunk=NULL; |
|
903 |
TBool chunkExists=EFalse; |
|
904 |
TInt r; |
|
905 |
||
906 |
// See if requested window is actually part of a chunk already created |
|
907 |
TInt i; |
|
908 |
for (i=0;i<aSocket->iMemChunks.Count();i++) |
|
909 |
{ |
|
910 |
if ((r=aSocket->iMemChunks[i]->AllocateWinCheck(aChnk,aFlag))==KErrNone) |
|
911 |
{ |
|
912 |
chunk=aSocket->iMemChunks[i]; |
|
913 |
chunkExists=ETrue; |
|
914 |
break; |
|
915 |
} |
|
916 |
if (r==KErrAccessDenied) |
|
917 |
return r; |
|
918 |
} |
|
919 |
||
920 |
// If necesary, create a chunk |
|
921 |
if (!chunkExists) |
|
922 |
{ |
|
923 |
// Create the memory chunk |
|
924 |
chunk=aSocket->NewPccdChunk(aChnk.iMemType); |
|
925 |
if (!chunk) |
|
926 |
return KErrNoMemory; |
|
927 |
TInt r=chunk->Create(aSocket, aChnk, aFlag); |
|
928 |
if (r==KErrNone) |
|
929 |
r=aSocket->iMemChunks.Append(chunk); |
|
930 |
if (r!=KErrNone) |
|
931 |
{ |
|
932 |
delete chunk; |
|
933 |
return r; |
|
934 |
} |
|
935 |
} |
|
936 |
__KTRACE_OPT(KPBUS2,Kern::Printf("Skt:CreateMemWindowL-got chunk(existing-%d)",chunkExists)); |
|
937 |
||
938 |
// Create the memory window |
|
939 |
iOffset=aChnk.iMemBaseAddr-chunk->BaseAddr(); |
|
940 |
iLen=aChnk.iMemLen; |
|
941 |
iAccessSpeed=aSpeed; |
|
942 |
iMemType=aChnk.iMemType; |
|
943 |
iWaitSig=(aFlag&KPccdRequestWait); |
|
944 |
iType=aFlag&(KPccdChunkShared|KPccdChunkPermanent|KPccdChunkSystemOwned); // Save flag settings |
|
945 |
chunk->AddWindow(this); |
|
946 |
__KTRACE_OPT(KPBUS2,Kern::Printf("Skt:CreateMemWindowL-created window")); |
|
947 |
return KErrNone; |
|
948 |
} |
|
949 |
||
950 |
EXPORT_C void RPccdWindow::Close() |
|
951 |
{ |
|
952 |
if (iNext && iChunk) |
|
953 |
iChunk->RemoveWindow(this); |
|
954 |
} |
|
955 |
||
956 |
EXPORT_C TInt RPccdWindow::SetupChunkHw(TUint aFlag) |
|
957 |
// |
|
958 |
// Config h/w in preparation for accessing window. Flag is for platform dependant info. |
|
959 |
// |
|
960 |
{ |
|
961 |
||
962 |
if (!iChunk) |
|
963 |
return(KErrNotReady); |
|
964 |
iChunk->SetupChunkHw(iAccessSpeed,iMemType,iWaitSig,aFlag); |
|
965 |
// iVcc->ResetInactivityTimer(); |
|
966 |
return(KErrNone); |
|
967 |
} |
|
968 |
||
969 |
EXPORT_C TLinAddr RPccdWindow::LinearAddress() |
|
970 |
// |
|
971 |
// Return linear address of window |
|
972 |
// |
|
973 |
{ |
|
974 |
return iChunk->LinearAddress()+iOffset; |
|
975 |
} |
|
976 |
||
977 |
TBool RPccdWindow::Overlap(TUint32 anOffset,TUint aLen) |
|
978 |
// |
|
979 |
// |
|
980 |
// |
|
981 |
{ |
|
982 |
// If this window is sharable then it doesn't matter if they overlap or not. |
|
983 |
if (IsShareable()) |
|
984 |
return(EFalse); |
|
985 |
||
986 |
TUint32 winEnd=(anOffset+aLen-1); |
|
987 |
TUint32 thisEnd=(iOffset+iLen-1); |
|
988 |
if ((anOffset>=iOffset && anOffset<=thisEnd) || |
|
989 |
(winEnd>=iOffset && winEnd<=thisEnd) ) |
|
990 |
return(ETrue); |
|
991 |
||
992 |
return(EFalse); |
|
993 |
} |
|
994 |