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/*
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* Copyright (c) 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: Minimalistic frame buffer driver
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*
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*/
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#include <videodriver.h>
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#include "platform.h"
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#include <nkern.h>
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#include <kernel/kernel.h>
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#include <kernel/kern_priv.h>
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#include <kernel/kpower.h>
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#include <syborg_priv.h>
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#include "svpframebuffer.h"
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DLcdPowerHandler * DLcdPowerHandler::pLcd = NULL;
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TPhysAddr Syborg::VideoRamPhys;
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TPhysAddr Syborg::VideoRamPhysSecure; // Secure display memory
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TPhysAddr TSyborg::VideoRamPhys()
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{
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__KTRACE_OPT(KEXTENSION,Kern::Printf("TSyborg::VideoRamPhys: VideoRamPhys=0x%x", Syborg::VideoRamPhys));
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return Syborg::VideoRamPhys;
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}
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TPhysAddr TSyborg::VideoRamPhysSecure()
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{
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return Syborg::VideoRamPhysSecure;
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}
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LOCAL_C TInt DoHalFunction(TAny* aPtr, TInt aFunction, TAny* a1, TAny* a2)
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{
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DLcdPowerHandler* pH=(DLcdPowerHandler*)aPtr;
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return pH->HalFunction(aFunction,a1,a2);
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}
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static void rxMsg(TAny* aPtr)
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{
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DLcdPowerHandler& h=*(DLcdPowerHandler*)aPtr;
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TMessageBase* pM = h.iMsgQ.iMessage;
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if(pM)
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h.HandleMsg(pM);
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}
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static void power_up_dfc(TAny* aPtr)
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{
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((DLcdPowerHandler*)aPtr)->PowerUpDfc();
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}
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void power_down_dfc(TAny* aPtr)
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{
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((DLcdPowerHandler*)aPtr)->PowerDownDfc();
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}
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void DLcdPowerHandler::DisplayOn()
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{
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PowerUpLcd(iSecureDisplay);
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iDisplayOn = ETrue;
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}
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void DLcdPowerHandler::DisplayOff()
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{
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PowerDownLcd();
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iDisplayOn = EFalse;
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}
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void DLcdPowerHandler::SwitchDisplay(TBool aSecure)
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{
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if(aSecure)
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{
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if(!iSecureDisplay)
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{
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DisplayOff();
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iSecureDisplay = ETrue;
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DisplayOn();
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}
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}
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else
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{
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if(iSecureDisplay)
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{
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DisplayOff();
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iSecureDisplay = EFalse;
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DisplayOn();
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}
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}
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}
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void DLcdPowerHandler::PowerUpDfc()
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{
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DisplayOn();
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PowerUpDone();
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}
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void DLcdPowerHandler::PowerDownDfc()
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{
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DisplayOff();
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PowerDownDone();
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}
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void DLcdPowerHandler::PowerDown(TPowerState)
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{
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iPowerDownDfc.Enque();
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}
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void DLcdPowerHandler::PowerUp()
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{
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iPowerUpDfc.Enque();
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}
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void DLcdPowerHandler::PowerUpLcd(TBool aSecure)
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{
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#if 1
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WriteReg(iPortAddr, FB_ENABLED, 0);
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WriteReg(iPortAddr, FB_BASE, aSecure ? iSecurevRamPhys : ivRamPhys);
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WriteReg(iPortAddr, FB_WIDTH, iVideoInfo.iSizeInPixels.iWidth);
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WriteReg(iPortAddr, FB_BLANK, 0);
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WriteReg(iPortAddr, FB_BPP, 32);
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WriteReg(iPortAddr, FB_COLOR_ORDER, 0);
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WriteReg(iPortAddr, FB_BYTE_ORDER, 0);
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WriteReg(iPortAddr, FB_PIXEL_ORDER, 0);
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WriteReg(iPortAddr, FB_INT_MASK, 0);
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WriteReg(iPortAddr, FB_ENABLED, 1);
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WriteReg(iPortAddr, FB_HEIGHT, iVideoInfo.iSizeInPixels.iHeight);
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#endif
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}
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void DLcdPowerHandler::PowerDownLcd()
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{
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WriteReg(iPortAddr, FB_BLANK, 1);
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}
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DLcdPowerHandler::DLcdPowerHandler()
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: DPowerHandler(KLitLcd),
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iMsgQ(rxMsg,this,NULL,1),
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iPowerUpDfc(&power_up_dfc,this,6),
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iPowerDownDfc(&power_down_dfc,this,7)
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{
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}
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void DLcdPowerHandler::ScreenInfo(TScreenInfoV01& anInfo)
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{
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anInfo.iWindowHandleValid = EFalse;
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anInfo.iWindowHandle = NULL;
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anInfo.iScreenAddressValid = ETrue;
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anInfo.iScreenAddress = (TAny *)(iChunk->LinearAddress());
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anInfo.iScreenSize.iWidth = iVideoInfo.iSizeInPixels.iWidth;
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anInfo.iScreenSize.iHeight = iVideoInfo.iSizeInPixels.iHeight;
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}
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void DLcdPowerHandler::HandleMsg(TMessageBase* aMsg)
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{
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if(aMsg->iValue)
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DisplayOn();
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else
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DisplayOff();
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aMsg->Complete(KErrNone,ETrue);
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}
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void DLcdPowerHandler::WsSwitchOnScreen()
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{
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TThreadMessage& m = Kern::Message();
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m.iValue = ETrue;
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m.SendReceive(&iMsgQ);
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}
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void DLcdPowerHandler::WsSwitchOffScreen()
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{
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TThreadMessage& m = Kern::Message();
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m.iValue = EFalse;
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m.SendReceive(&iMsgQ);
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}
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TInt DLcdPowerHandler::GetCurrentDisplayModeInfo(TVideoInfoV01& aInfo, TBool aSecure)
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{
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NKern::FMWait(&iLock);
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if(aSecure)
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aInfo = iSecureVideoInfo;
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else
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aInfo = iVideoInfo;
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NKern::FMSignal(&iLock);
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return KErrNone;
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}
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TInt DLcdPowerHandler::GetSpecifiedDisplayModeInfo(TInt aMode, TVideoInfoV01& aInfo)
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{
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if(aMode < 0 || aMode >= KConfigLcdNumberOfDisplayModes)
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return KErrArgument;
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NKern::FMWait(&iLock);
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aInfo = iVideoInfo;
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NKern::FMSignal(&iLock);
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if(aMode != aInfo.iDisplayMode)
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{
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aInfo.iOffsetToFirstPixel = KCOnfigOffsetToFirstPixel;
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aInfo.iIsPalettized = KConfigIsPalettized;
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aInfo.iOffsetBetweenLines = KCOnfigOffsetBetweenLines;
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aInfo.iBitsPerPixel = KConfigBitsPerPixel;
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}
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return KErrNone;
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}
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TInt DLcdPowerHandler::AllocateFrameBuffer()
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{
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// Allocate physical RAM for video
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TInt vSize = TSyborg::VideoRamSize();
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NKern::ThreadEnterCS();
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TInt r = Epoc::AllocPhysicalRam(vSize,Syborg::VideoRamPhys);
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if (r != KErrNone)
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{
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NKern::ThreadLeaveCS();
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Kern::Fault("AllocVideoRam",r);
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}
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// Map the video RAM
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ivRamPhys = TSyborg::VideoRamPhys();
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r = DPlatChunkHw::New(iChunk,ivRamPhys,vSize,EMapAttrUserRw|EMapAttrBufferedC);
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NKern::ThreadLeaveCS();
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if(r != KErrNone)
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return r;
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TUint* pV = (TUint*)iChunk->LinearAddress();
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// Allocate physical RAM for secure display
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NKern::ThreadEnterCS();
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r = Epoc::AllocPhysicalRam(vSize,Syborg::VideoRamPhysSecure);
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if (r != KErrNone)
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{
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NKern::ThreadLeaveCS();
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Kern::Fault("AllocVideoRam 2",r);
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}
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iSecurevRamPhys = ivRamPhys + vSize;
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TInt r2 = DPlatChunkHw::New(iSecureChunk,iSecurevRamPhys,vSize,EMapAttrUserRw|EMapAttrBufferedC);
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NKern::ThreadLeaveCS();
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if(r2 != KErrNone)
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return r2;
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TUint* pV2 = (TUint*)iSecureChunk->LinearAddress();
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iVideoInfo.iSizeInPixels.iWidth = KConfigLcdWidth;
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iVideoInfo.iSizeInPixels.iHeight = KConfigLcdHeight;
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iVideoInfo.iDisplayMode = KConfigLcdDisplayMode;
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iVideoInfo.iOffsetToFirstPixel = KCOnfigOffsetToFirstPixel;
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iVideoInfo.iOffsetBetweenLines = KCOnfigOffsetBetweenLines;
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iVideoInfo.iIsPalettized = KConfigIsPalettized;
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iVideoInfo.iBitsPerPixel = KConfigBitsPerPixel;
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iVideoInfo.iSizeInTwips.iWidth = KConfigLcdWidthInTwips;
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iVideoInfo.iSizeInTwips.iHeight = KConfigLcdHeightInTwips;
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iVideoInfo.iIsMono = KConfigIsMono;
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iVideoInfo.iVideoAddress = (TInt)pV;
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iVideoInfo.iIsPixelOrderLandscape = KConfigPixelOrderLandscape;
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iVideoInfo.iIsPixelOrderRGB = KConfigPixelOrderRGB;
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iSecureVideoInfo = iVideoInfo;
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iSecureVideoInfo.iVideoAddress = (TInt)pV2;
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// Alloc Physical RAM for the Composition Buffers used by the GCE
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iSize = 4*480*640;//FRAME_BUFFER_SIZE( iVideoInfo.iBitsPerPixel, iVideoInfo.iSizeInPixels.iWidth, iVideoInfo.iSizeInPixels.iHeight);
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__GCE_DEBUG_PRINT2("DLcdPowerHandler.iSize = %d\n", iSize );
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// double and round the page size
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TUint round = 2*Kern::RoundToPageSize(iSize);
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r=Epoc::AllocPhysicalRam(round , iCompositionPhysical);
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if(r!=KErrNone)
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{
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return r;
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}
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return KErrNone;
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}
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TInt DLcdPowerHandler::SetDisplayMode(TInt aMode)
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{
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if(aMode < 0 || aMode >= KConfigLcdNumberOfDisplayModes)
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return KErrArgument;
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// store the current mode
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iVideoInfo.iDisplayMode = aMode;
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// store the current mode for secure screen
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iSecureVideoInfo.iDisplayMode = aMode;
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return KErrNone;
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}
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TInt DLcdPowerHandler::HalFunction(TInt aFunction, TAny* a1, TAny* a2)
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{
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TInt r=KErrNone;
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switch(aFunction)
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{
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case EDisplayHalScreenInfo:
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{
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TPckgBuf<TScreenInfoV01> vPckg;
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ScreenInfo(vPckg());
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Kern::InfoCopy(*(TDes8*)a1,vPckg);
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break;
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}
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case EDisplayHalWsRegisterSwitchOnScreenHandling:
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{
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iWsSwitchOnScreen=(TBool)a1;
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break;
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}
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case EDisplayHalWsSwitchOnScreen:
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{
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WsSwitchOnScreen();
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break;
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}
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case EDisplayHalModeCount:
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{
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TInt ndm = KConfigLcdNumberOfDisplayModes;
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kumemput32(a1, &ndm, sizeof(ndm));
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break;
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}
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case EDisplayHalSetMode:
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{
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__KTRACE_OPT(KEXTENSION,Kern::Printf("EDisplayHalSetMode"));
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__SECURE_KERNEL(
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if(!Kern::CurrentThreadHasCapability(ECapabilityMultimediaDD,__PLATSEC_DIAGNOSTIC_STRING("Checked by Hal function EDisplayHalSetMode")))
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return KErrPermissionDenied;
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)
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r = SetDisplayMode((TInt)a1);
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break;
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}
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case EDisplayHalMode:
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{
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kumemput32(a1, &iVideoInfo.iDisplayMode, sizeof(iVideoInfo.iDisplayMode));
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r = KErrNone;
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break;
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}
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case EDisplayHalSetPaletteEntry:
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{
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__SECURE_KERNEL(
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if(!Kern::CurrentThreadHasCapability(ECapabilityMultimediaDD,__PLATSEC_DIAGNOSTIC_STRING("Checked by Hal function EDisplayHalSetPaletteEntry")))
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return KErrPermissionDenied;
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)
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r = KErrNotSupported;
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break;
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}
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case EDisplayHalPaletteEntry:
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{
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TInt entry;
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kumemget32(&entry, a1, sizeof(TInt));
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r = KErrNotSupported;
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break;
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}
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case EDisplayHalSetState:
|
|
|
367 |
{
|
|
|
368 |
__SECURE_KERNEL(
|
|
|
369 |
if(!Kern::CurrentThreadHasCapability(ECapabilityPowerMgmt,__PLATSEC_DIAGNOSTIC_STRING("Checked by Hal function EDisplayHalSetState")))
|
|
|
370 |
return KErrPermissionDenied;
|
|
|
371 |
)
|
|
|
372 |
if((TBool)a1)
|
|
|
373 |
WsSwitchOnScreen();
|
|
|
374 |
else
|
|
|
375 |
WsSwitchOffScreen();
|
|
|
376 |
break;
|
|
|
377 |
}
|
|
|
378 |
case EDisplayHalState:
|
|
|
379 |
{
|
|
|
380 |
kumemput32(a1, &iDisplayOn, sizeof(TBool));
|
|
|
381 |
break;
|
|
|
382 |
}
|
|
|
383 |
case EDisplayHalColors:
|
|
|
384 |
{
|
|
|
385 |
TInt mdc = 1<<24;
|
|
|
386 |
kumemput32(a1, &mdc, sizeof(mdc));
|
|
|
387 |
break;
|
|
|
388 |
}
|
|
|
389 |
case EDisplayHalCurrentModeInfo:
|
|
|
390 |
{
|
|
|
391 |
TPckgBuf<TVideoInfoV01> vPckg;
|
|
|
392 |
r = GetCurrentDisplayModeInfo(vPckg(), (TBool)a2);
|
|
|
393 |
if(KErrNone == r)
|
|
|
394 |
Kern::InfoCopy(*(TDes8*)a1,vPckg);
|
|
|
395 |
break;
|
|
|
396 |
}
|
|
|
397 |
case EDisplayHalSpecifiedModeInfo:
|
|
|
398 |
{
|
|
|
399 |
TPckgBuf<TVideoInfoV01> vPckg;
|
|
|
400 |
TInt mode;
|
|
|
401 |
kumemget32(&mode, a1, sizeof(mode));
|
|
|
402 |
r = GetSpecifiedDisplayModeInfo(mode, vPckg());
|
|
|
403 |
if(KErrNone == r)
|
|
|
404 |
Kern::InfoCopy(*(TDes8*)a2,vPckg);
|
|
|
405 |
break;
|
|
|
406 |
}
|
|
|
407 |
case EDisplayHalSecure:
|
|
|
408 |
{
|
|
|
409 |
kumemput32(a1, &iSecureDisplay, sizeof(TBool));
|
|
|
410 |
break;
|
|
|
411 |
}
|
|
|
412 |
case EDisplayHalSetSecure:
|
|
|
413 |
{
|
|
|
414 |
__SECURE_KERNEL(
|
|
|
415 |
if(!Kern::CurrentThreadHasCapability(ECapabilityMultimediaDD,__PLATSEC_DIAGNOSTIC_STRING("Checked by Hal function EDisplayHalSetSecure")))
|
|
|
416 |
return KErrPermissionDenied;
|
|
|
417 |
)
|
|
|
418 |
SwitchDisplay((TBool)a1);
|
|
|
419 |
break;
|
|
|
420 |
}
|
|
|
421 |
default:
|
|
|
422 |
{
|
|
|
423 |
r = KErrNotSupported;
|
|
|
424 |
break;
|
|
|
425 |
}
|
|
|
426 |
}
|
|
|
427 |
return r;
|
|
|
428 |
}
|
|
|
429 |
|
|
|
430 |
TInt DLcdPowerHandler::Create()
|
|
|
431 |
{
|
|
|
432 |
__KTRACE_OPT(KEXTENSION ,Kern::Printf("DLcdPowerHandler::Create") );
|
|
|
433 |
pLcd = this;
|
|
|
434 |
|
|
|
435 |
iPortAddr = KHwBaseClcd;
|
|
|
436 |
|
|
|
437 |
iVideoInfo.iSizeInPixels.iWidth = KConfigLcdWidth;
|
|
|
438 |
iVideoInfo.iSizeInPixels.iHeight = KConfigLcdHeight;
|
|
|
439 |
iVideoInfo.iDisplayMode = KConfigLcdDisplayMode;
|
|
|
440 |
iVideoInfo.iOffsetToFirstPixel = KCOnfigOffsetToFirstPixel;
|
|
|
441 |
iVideoInfo.iOffsetBetweenLines = KCOnfigOffsetBetweenLines;
|
|
|
442 |
iVideoInfo.iIsPalettized = KConfigIsPalettized;
|
|
|
443 |
iVideoInfo.iBitsPerPixel = KConfigBitsPerPixel;
|
|
|
444 |
iVideoInfo.iSizeInTwips.iWidth = KConfigLcdWidthInTwips;
|
|
|
445 |
iVideoInfo.iSizeInTwips.iHeight = KConfigLcdHeightInTwips;
|
|
|
446 |
iVideoInfo.iIsMono = KConfigIsMono;
|
|
|
447 |
// !@! iVideoInfo.iVideoAddress = (TInt)pV;
|
|
|
448 |
iVideoInfo.iIsPixelOrderLandscape = KConfigPixelOrderLandscape;
|
|
|
449 |
iVideoInfo.iIsPixelOrderRGB = KConfigPixelOrderRGB;
|
|
|
450 |
|
|
|
451 |
iSecureVideoInfo = iVideoInfo;
|
|
|
452 |
// !@! iSecureVideoInfo.iVideoAddress = (TInt)pV2;
|
|
|
453 |
|
|
|
454 |
TInt r = AllocateFrameBuffer();
|
|
|
455 |
if(r == KErrNone)
|
|
|
456 |
{
|
|
|
457 |
r = Kern::AddHalEntry(EHalGroupDisplay,DoHalFunction,this);
|
|
|
458 |
}
|
|
|
459 |
|
|
|
460 |
if(r != KErrNone)
|
|
|
461 |
{
|
|
|
462 |
__KTRACE_OPT(KEXTENSION ,Kern::Printf("DLcdPowerHandler::Create failed %d", r) );
|
|
|
463 |
return r;
|
|
|
464 |
}
|
|
|
465 |
|
|
|
466 |
iPowerUpDfc.SetDfcQ(iDfcQ);
|
|
|
467 |
iPowerDownDfc.SetDfcQ(iDfcQ);
|
|
|
468 |
iMsgQ.SetDfcQ(iDfcQ);
|
|
|
469 |
iMsgQ.Receive();
|
|
|
470 |
|
|
|
471 |
Add();
|
|
|
472 |
DisplayOn();
|
|
|
473 |
|
|
|
474 |
return KErrNone;
|
|
|
475 |
}
|
|
|
476 |
|
|
|
477 |
/**
|
|
|
478 |
* Register the call back function.
|
|
|
479 |
* Components interested in receiving notification of the Vsync interrupt should register a callback function.
|
|
|
480 |
*/
|
|
|
481 |
EXPORT_C TInt DLcdPowerHandler::RegisterCallback(TLcdUserCallBack* aCbPtr)
|
|
|
482 |
{
|
|
|
483 |
__KTRACE_OPT(KEXTENSION ,Kern::Printf("DLcdPowerHandler::RegisterCallBack %08x\n",aCbPtr->iCbFn) );
|
|
|
484 |
|
|
|
485 |
TInt irq=__SPIN_LOCK_IRQSAVE(callbackLock);
|
|
|
486 |
|
|
|
487 |
if(aCbPtr != NULL)
|
|
|
488 |
{
|
|
|
489 |
if ( pLcd->iAppCallBk[0] == NULL )
|
|
|
490 |
{
|
|
|
491 |
pLcd->iAppCallBk[0] = aCbPtr;
|
|
|
492 |
}
|
|
|
493 |
else
|
|
|
494 |
{
|
|
|
495 |
if((pLcd->iAppCallBk[1] == NULL) && (pLcd->iAppCallBk[0]->iCbFn != aCbPtr->iCbFn))
|
|
|
496 |
{
|
|
|
497 |
pLcd->iAppCallBk[1] = aCbPtr;
|
|
|
498 |
}
|
|
|
499 |
else
|
|
|
500 |
{
|
|
|
501 |
__SPIN_UNLOCK_IRQRESTORE(callbackLock,irq);
|
|
|
502 |
return KErrInUse;
|
|
|
503 |
}
|
|
|
504 |
}
|
|
|
505 |
|
|
|
506 |
__SPIN_UNLOCK_IRQRESTORE(callbackLock,irq);
|
|
|
507 |
__KTRACE_OPT(KEXTENSION ,Kern::Printf("<DLcdPowerHandler::RegisterCallBack ok %08x\n",aCbPtr->iCbFn) );
|
|
|
508 |
return KErrNone;
|
|
|
509 |
}
|
|
|
510 |
else
|
|
|
511 |
{
|
|
|
512 |
__SPIN_UNLOCK_IRQRESTORE(callbackLock,irq);
|
|
|
513 |
__KTRACE_OPT(KEXTENSION, Kern::Printf("Error: The supplied listener's callback is NULL"));
|
|
|
514 |
return KErrArgument;
|
|
|
515 |
}
|
|
|
516 |
}
|
|
|
517 |
|
|
|
518 |
|
|
|
519 |
/**
|
|
|
520 |
*DeRegister the call back function
|
|
|
521 |
*/
|
|
|
522 |
EXPORT_C void DLcdPowerHandler::DeRegisterCallback(TLcdUserCallBack* aCbPtr)
|
|
|
523 |
{
|
|
|
524 |
__KTRACE_OPT(KEXTENSION ,Kern::Printf("DLcdPowerHandler::DeRegisterCallBack %08x\n ",aCbPtr->iCbFn) );
|
|
|
525 |
|
|
|
526 |
TInt irq=__SPIN_LOCK_IRQSAVE(callbackLock);
|
|
|
527 |
if(aCbPtr != NULL)
|
|
|
528 |
{
|
|
|
529 |
if( pLcd->iAppCallBk[0] != NULL)
|
|
|
530 |
{
|
|
|
531 |
if ( (pLcd->iAppCallBk[0]->iDataPtr == aCbPtr->iDataPtr) && (pLcd->iAppCallBk[0]->iCbFn == aCbPtr->iCbFn) )
|
|
|
532 |
{
|
|
|
533 |
pLcd->iAppCallBk[0] = NULL;
|
|
|
534 |
}
|
|
|
535 |
}
|
|
|
536 |
|
|
|
537 |
if( pLcd->iAppCallBk[1] != NULL)
|
|
|
538 |
{
|
|
|
539 |
if ( (pLcd->iAppCallBk[1]->iDataPtr == aCbPtr->iDataPtr) && (pLcd->iAppCallBk[1]->iCbFn == aCbPtr->iCbFn) )
|
|
|
540 |
{
|
|
|
541 |
pLcd->iAppCallBk[1] = NULL;
|
|
|
542 |
}
|
|
|
543 |
}
|
|
|
544 |
}
|
|
|
545 |
__SPIN_UNLOCK_IRQRESTORE(callbackLock,irq);
|
|
|
546 |
__KTRACE_OPT(KEXTENSION ,Kern::Printf("<DLcdPowerHandler::DeRegisterCallBack %08x\n ",aCbPtr->iCbFn) );
|
|
|
547 |
}
|
|
|
548 |
|
|
|
549 |
/**
|
|
|
550 |
Constructor
|
|
|
551 |
*/
|
|
|
552 |
DDisplayPddSyborg::DDisplayPddSyborg():
|
|
|
553 |
iPendingBuffer(NULL),
|
|
|
554 |
iActiveBuffer(NULL),
|
|
|
555 |
iChunk(NULL),
|
|
|
556 |
iLcdCallback(NULL),
|
|
|
557 |
iVSyncDfc(&VSyncDfcFn, this, KVSyncDfcPriority)
|
|
|
558 |
{
|
|
|
559 |
__GCE_DEBUG_PRINT("DDisplayPddSyborg::DDisplayPddSyborg\n");
|
|
|
560 |
|
|
|
561 |
iPostFlag = EFalse;
|
|
|
562 |
}
|
|
|
563 |
|
|
|
564 |
/**
|
|
|
565 |
Destructor
|
|
|
566 |
*/
|
|
|
567 |
DDisplayPddSyborg::~DDisplayPddSyborg()
|
|
|
568 |
{
|
|
|
569 |
__GCE_DEBUG_PRINT("DDisplayPddSyborg::~DDisplayPddSyborg() \n");
|
|
|
570 |
|
|
|
571 |
if(iLcdCallback)
|
|
|
572 |
{
|
|
|
573 |
DLcdPowerHandler::pLcd->DeRegisterCallback(iLcdCallback) ;
|
|
|
574 |
delete iLcdCallback;
|
|
|
575 |
iLcdCallback = NULL;
|
|
|
576 |
}
|
|
|
577 |
|
|
|
578 |
//The DFC Queue is owned by DLcdPowerHandler so we shouldn't call Destroy() at this point.
|
|
|
579 |
if (iDfcQ)
|
|
|
580 |
{
|
|
|
581 |
iDfcQ=NULL;
|
|
|
582 |
}
|
|
|
583 |
|
|
|
584 |
DChunk* chunk = (DChunk*) __e32_atomic_swp_ord_ptr(&iChunk, 0);
|
|
|
585 |
|
|
|
586 |
if(chunk)
|
|
|
587 |
{
|
|
|
588 |
Kern::ChunkClose(chunk);
|
|
|
589 |
}
|
|
|
590 |
|
|
|
591 |
}
|
|
|
592 |
|
|
|
593 |
/**
|
|
|
594 |
Set the Legacy Mode by setting the appropriate Frame control value.
|
|
|
595 |
|
|
|
596 |
*/
|
|
|
597 |
TInt DDisplayPddSyborg::SetLegacyMode()
|
|
|
598 |
{
|
|
|
599 |
__GCE_DEBUG_PRINT("DDisplayPddSyborg::SetLegacyMode()\n");
|
|
|
600 |
|
|
|
601 |
return KErrNone;
|
|
|
602 |
}
|
|
|
603 |
|
|
|
604 |
/**
|
|
|
605 |
Set the GCE mode by posting a composition buffer.
|
|
|
606 |
|
|
|
607 |
*/
|
|
|
608 |
TInt DDisplayPddSyborg::SetGceMode()
|
|
|
609 |
{
|
|
|
610 |
__GCE_DEBUG_PRINT("DDisplayPddSyborg::SetGceMode()\n");
|
|
|
611 |
|
|
|
612 |
PostCompositionBuffer(&iLdd->iCompositionBuffer[0]);
|
|
|
613 |
return KErrNone;
|
|
|
614 |
}
|
|
|
615 |
|
|
|
616 |
/**
|
|
|
617 |
@param aDegOfRot The requested rotation
|
|
|
618 |
@return KErrNone
|
|
|
619 |
*/
|
|
|
620 |
TInt DDisplayPddSyborg::SetRotation(TInt aDegOfRot)
|
|
|
621 |
{
|
|
|
622 |
return KErrNone;
|
|
|
623 |
}
|
|
|
624 |
|
|
|
625 |
/**
|
|
|
626 |
Remove any previous post operations, set the appropriate layer as the next layer to be displayed( This value is updated in synchronization
|
|
|
627 |
with V Sync so it will take affect in the next V Sync after that) and also set the buffer provided as the buffer to
|
|
|
628 |
be posted next. Layer 3 is associated with user buffers.
|
|
|
629 |
|
|
|
630 |
@param aNode Pointer to the User buffer to post.
|
|
|
631 |
*/
|
|
|
632 |
TInt DDisplayPddSyborg::PostUserBuffer(TBufferNode* aNode)
|
|
|
633 |
{
|
|
|
634 |
|
|
|
635 |
__GCE_DEBUG_PRINT2("DDisplayPddSyborg::PostUserBuffer : aNode->iAddress = %08x\n", aNode->iAddress);
|
|
|
636 |
|
|
|
637 |
if(iPendingBuffer)
|
|
|
638 |
{
|
|
|
639 |
iPendingBuffer->iState = EBufferFree;
|
|
|
640 |
if (!(iPendingBuffer->iType == EBufferTypeUser) )
|
|
|
641 |
{
|
|
|
642 |
iPendingBuffer->iFree = ETrue;
|
|
|
643 |
}
|
|
|
644 |
}
|
|
|
645 |
|
|
|
646 |
aNode->iState = EBufferPending;
|
|
|
647 |
iPendingBuffer = aNode;
|
|
|
648 |
iPostFlag = ETrue;
|
|
|
649 |
|
|
|
650 |
// Activate the posted buffer
|
|
|
651 |
TUint32 physicalAddress = Epoc::LinearToPhysical( aNode->iAddress );
|
|
|
652 |
WriteReg(DLcdPowerHandler::pLcd->iPortAddr, DLcdPowerHandler::FB_BASE, physicalAddress );
|
|
|
653 |
/* Queue a DFC to complete the request*/
|
|
|
654 |
iVSyncDfc.Enque();
|
|
|
655 |
|
|
|
656 |
return KErrNone;
|
|
|
657 |
}
|
|
|
658 |
|
|
|
659 |
/**
|
|
|
660 |
Remove any previous post operations, set the appropriate layer as the next layer to be displayed( This value is updated in synchronization
|
|
|
661 |
with V Sync so it will take affect in the next V Sync after that) and also set the buffer provided as the buffer to
|
|
|
662 |
be posted next. Layer 1 and 2 are associated with composition buffers 0 and 1 respectively.
|
|
|
663 |
|
|
|
664 |
@param aNode Pointer to the Composition buffer to post.
|
|
|
665 |
*/
|
|
|
666 |
TInt DDisplayPddSyborg::PostCompositionBuffer(TBufferNode* aNode)
|
|
|
667 |
{
|
|
|
668 |
|
|
|
669 |
__GCE_DEBUG_PRINT2("DDisplayPddSyborg::PostCompositionBuffer : aNode->iAddress = %08x\n", aNode->iAddress);
|
|
|
670 |
|
|
|
671 |
if(iPendingBuffer)
|
|
|
672 |
{
|
|
|
673 |
iPendingBuffer->iState = EBufferFree;
|
|
|
674 |
if (iPendingBuffer->iType == EBufferTypeUser)
|
|
|
675 |
{
|
|
|
676 |
RequestComplete(RDisplayChannel::EReqPostUserBuffer, KErrCancel);
|
|
|
677 |
}
|
|
|
678 |
else
|
|
|
679 |
{
|
|
|
680 |
iPendingBuffer->iFree = ETrue;
|
|
|
681 |
}
|
|
|
682 |
}
|
|
|
683 |
aNode->iState = EBufferPending;
|
|
|
684 |
aNode->iFree = EFalse;
|
|
|
685 |
iPendingBuffer = aNode;
|
|
|
686 |
iPostFlag = ETrue;
|
|
|
687 |
|
|
|
688 |
// Activate the posted buffer
|
|
|
689 |
TUint32 physicalAddress = Epoc::LinearToPhysical( aNode->iAddress );
|
|
|
690 |
WriteReg(DLcdPowerHandler::pLcd->iPortAddr, DLcdPowerHandler::FB_BASE, physicalAddress );
|
|
|
691 |
|
|
|
692 |
/* Queue a DFC to complete the request*/
|
|
|
693 |
iVSyncDfc.Enque();
|
|
|
694 |
|
|
|
695 |
return KErrNone;
|
|
|
696 |
}
|
|
|
697 |
|
|
|
698 |
/**
|
|
|
699 |
Remove any previous post operations, set the appropriate layer as the next layer to be displayed( This value is updated in synchronization
|
|
|
700 |
with V Sync so it will take affect in the next V Sync after that) and also set the Legacy Buffer as the buffer to
|
|
|
701 |
be posted next.Layer 0 is associated with legacy buffer.
|
|
|
702 |
|
|
|
703 |
@param aNode Pointer to the Composition buffer to post.
|
|
|
704 |
*/
|
|
|
705 |
TInt DDisplayPddSyborg::PostLegacyBuffer()
|
|
|
706 |
{
|
|
|
707 |
__GCE_DEBUG_PRINT("DDisplayPddSyborg::PostLegacyBuffer() \n");
|
|
|
708 |
|
|
|
709 |
if(iPendingBuffer)
|
|
|
710 |
{
|
|
|
711 |
iPendingBuffer->iState = EBufferFree;
|
|
|
712 |
if (iPendingBuffer->iType == EBufferTypeUser)
|
|
|
713 |
{
|
|
|
714 |
|
|
|
715 |
RequestComplete(RDisplayChannel::EReqPostUserBuffer, KErrCancel);
|
|
|
716 |
}
|
|
|
717 |
else
|
|
|
718 |
{
|
|
|
719 |
iPendingBuffer->iFree = ETrue;
|
|
|
720 |
}
|
|
|
721 |
}
|
|
|
722 |
|
|
|
723 |
|
|
|
724 |
iLdd->iLegacyBuffer[0].iState = EBufferPending;
|
|
|
725 |
iLdd->iLegacyBuffer[0].iFree = EFalse;
|
|
|
726 |
iPendingBuffer = &iLdd->iLegacyBuffer[0];
|
|
|
727 |
iPostFlag = ETrue;
|
|
|
728 |
|
|
|
729 |
// Activate the posted buffer
|
|
|
730 |
WriteReg(DLcdPowerHandler::pLcd->iPortAddr, DLcdPowerHandler::FB_BASE, TSyborg::VideoRamPhys() );
|
|
|
731 |
|
|
|
732 |
/* Queue a DFC to complete the request*/
|
|
|
733 |
iVSyncDfc.Enque();
|
|
|
734 |
|
|
|
735 |
return KErrNone;
|
|
|
736 |
}
|
|
|
737 |
|
|
|
738 |
/**
|
|
|
739 |
Handles device specific operations when a close message has been sent to the Logical Channel.
|
|
|
740 |
|
|
|
741 |
*/
|
|
|
742 |
TInt DDisplayPddSyborg::CloseMsg()
|
|
|
743 |
{
|
|
|
744 |
__GCE_DEBUG_PRINT("DDisplayPddSyborg::CloseMsg()\n");
|
|
|
745 |
|
|
|
746 |
iPendingBuffer = NULL;
|
|
|
747 |
iActiveBuffer = NULL;
|
|
|
748 |
|
|
|
749 |
iVSyncDfc.Cancel();
|
|
|
750 |
return KErrNone;
|
|
|
751 |
}
|
|
|
752 |
|
|
|
753 |
/**
|
|
|
754 |
Called by the LDD's DoCreate function to handle the device specific part of opening the channel.
|
|
|
755 |
(DoCreate is called by RDisplayChannel::Open)
|
|
|
756 |
|
|
|
757 |
@param aUnit The screen unit
|
|
|
758 |
|
|
|
759 |
@return KErrNone if successful; or one of the other system wide error codes.
|
|
|
760 |
*/
|
|
|
761 |
TInt DDisplayPddSyborg::CreateChannelSetup(TInt aUnit)
|
|
|
762 |
{
|
|
|
763 |
__GCE_DEBUG_PRINT("DDisplayPddSyborg::CreateChannelSetup\n");
|
|
|
764 |
|
|
|
765 |
iScreenInfo = DLcdPowerHandler::pLcd->iVideoInfo;
|
|
|
766 |
iLdd->iUnit = aUnit;
|
|
|
767 |
|
|
|
768 |
iLdd->iDisplayInfo.iAvailableRotations = RDisplayChannel::ERotationNormal;
|
|
|
769 |
iLdd->iDisplayInfo.iNormal.iOffsetBetweenLines = iScreenInfo.iOffsetBetweenLines;
|
|
|
770 |
iLdd->iDisplayInfo.iNormal.iHeight = iScreenInfo.iSizeInPixels.iHeight;
|
|
|
771 |
iLdd->iDisplayInfo.iNormal.iWidth = iScreenInfo.iSizeInPixels.iWidth;
|
|
|
772 |
iLdd->iDisplayInfo.iNumCompositionBuffers = KDisplayCBMax;
|
|
|
773 |
iLdd->iDisplayInfo.iBitsPerPixel = iScreenInfo.iBitsPerPixel;
|
|
|
774 |
iLdd->iDisplayInfo.iRefreshRateHz = 60;
|
|
|
775 |
|
|
|
776 |
|
|
|
777 |
switch (iScreenInfo.iBitsPerPixel)
|
|
|
778 |
{
|
|
|
779 |
case 16:
|
|
|
780 |
iLdd->iDisplayInfo.iPixelFormat = EUidPixelFormatRGB_565;
|
|
|
781 |
break;
|
|
|
782 |
case 24:
|
|
|
783 |
iLdd->iDisplayInfo.iPixelFormat = EUidPixelFormatRGB_888;
|
|
|
784 |
break;
|
|
|
785 |
case 32:
|
|
|
786 |
iLdd->iDisplayInfo.iPixelFormat = EUidPixelFormatARGB_8888;
|
|
|
787 |
break;
|
|
|
788 |
default:
|
|
|
789 |
iLdd->iDisplayInfo.iPixelFormat = EUidPixelFormatUnknown;
|
|
|
790 |
break;
|
|
|
791 |
}
|
|
|
792 |
|
|
|
793 |
iLdd->iCurrentRotation = RDisplayChannel::ERotationNormal;
|
|
|
794 |
|
|
|
795 |
// Open shared chunk to the composition framebuffer
|
|
|
796 |
|
|
|
797 |
DChunk* chunk = 0;
|
|
|
798 |
TLinAddr chunkKernelAddr = 0;
|
|
|
799 |
TUint32 chunkMapAttr = 0;
|
|
|
800 |
|
|
|
801 |
// round to twice the page size
|
|
|
802 |
TUint round = 2*Kern::RoundToPageSize(DLcdPowerHandler::pLcd->iSize);
|
|
|
803 |
|
|
|
804 |
__GCE_DEBUG_PRINT2("DDisplayPddSyborg::CreateChannelSetup DLcdPowerHandler::pLcd->iSize = %d\n", DLcdPowerHandler::pLcd->iSize );
|
|
|
805 |
|
|
|
806 |
TChunkCreateInfo info;
|
|
|
807 |
info.iType = TChunkCreateInfo::ESharedKernelMultiple;
|
|
|
808 |
info.iMaxSize = round;
|
|
|
809 |
info.iMapAttr = EMapAttrFullyBlocking;
|
|
|
810 |
info.iOwnsMemory = EFalse;
|
|
|
811 |
info.iDestroyedDfc = 0;
|
|
|
812 |
|
|
|
813 |
TInt r = Kern::ChunkCreate(info, chunk, chunkKernelAddr, chunkMapAttr);
|
|
|
814 |
|
|
|
815 |
__GCE_DEBUG_PRINT2("CreateChannelSetup:ChunkCreate called for composition chunk. Set iChunkKernelAddr = %08x\n", chunkKernelAddr );
|
|
|
816 |
|
|
|
817 |
if( r == KErrNone)
|
|
|
818 |
{
|
|
|
819 |
// map our chunk
|
|
|
820 |
r = Kern::ChunkCommitPhysical(chunk, 0,round , DLcdPowerHandler::pLcd->iCompositionPhysical);
|
|
|
821 |
__GCE_DEBUG_PRINT2("Mapping chunk %d", r);
|
|
|
822 |
if(r != KErrNone)
|
|
|
823 |
{
|
|
|
824 |
Kern::ChunkClose(chunk);
|
|
|
825 |
}
|
|
|
826 |
}
|
|
|
827 |
|
|
|
828 |
if ( r!= KErrNone)
|
|
|
829 |
{
|
|
|
830 |
return r;
|
|
|
831 |
}
|
|
|
832 |
|
|
|
833 |
iChunk = chunk;
|
|
|
834 |
|
|
|
835 |
// init CB 0
|
|
|
836 |
iLdd->iCompositionBuffer[0].iType = EBufferTypeComposition;
|
|
|
837 |
iLdd->iCompositionBuffer[0].iBufferId = 0;
|
|
|
838 |
iLdd->iCompositionBuffer[0].iFree = ETrue;
|
|
|
839 |
iLdd->iCompositionBuffer[0].iState = EBufferFree;
|
|
|
840 |
iLdd->iCompositionBuffer[0].iAddress = chunkKernelAddr;
|
|
|
841 |
iLdd->iCompositionBuffer[0].iPhysicalAddress = Epoc::LinearToPhysical(chunkKernelAddr);
|
|
|
842 |
iLdd->iCompositionBuffer[0].iChunk = chunk;
|
|
|
843 |
iLdd->iCompositionBuffer[0].iHandle = 0;
|
|
|
844 |
iLdd->iCompositionBuffer[0].iOffset = 0;
|
|
|
845 |
iLdd->iCompositionBuffer[0].iSize = DLcdPowerHandler::pLcd->iSize;
|
|
|
846 |
iLdd->iCompositionBuffer[0].iPendingRequest = 0;
|
|
|
847 |
|
|
|
848 |
// init CB 1
|
|
|
849 |
iLdd->iCompositionBuffer[1].iType = EBufferTypeComposition;
|
|
|
850 |
iLdd->iCompositionBuffer[1].iBufferId = 1;
|
|
|
851 |
iLdd->iCompositionBuffer[1].iFree = ETrue;
|
|
|
852 |
iLdd->iCompositionBuffer[1].iState = EBufferFree;
|
|
|
853 |
iLdd->iCompositionBuffer[1].iAddress = chunkKernelAddr + DLcdPowerHandler::pLcd->iSize;
|
|
|
854 |
iLdd->iCompositionBuffer[1].iPhysicalAddress = Epoc::LinearToPhysical(chunkKernelAddr + DLcdPowerHandler::pLcd->iSize);
|
|
|
855 |
iLdd->iCompositionBuffer[1].iChunk = chunk;
|
|
|
856 |
iLdd->iCompositionBuffer[1].iHandle = 0;
|
|
|
857 |
iLdd->iCompositionBuffer[1].iOffset = DLcdPowerHandler::pLcd->iSize;
|
|
|
858 |
iLdd->iCompositionBuffer[1].iSize = DLcdPowerHandler::pLcd->iSize;
|
|
|
859 |
iLdd->iCompositionBuffer[1].iPendingRequest = 0;
|
|
|
860 |
|
|
|
861 |
iLdd->iCompositionBuffIdx = 0;
|
|
|
862 |
//Use the same DFC queue created by the DLcdPowerHandler so all hardware accesses are executed under the same DFC thread.
|
|
|
863 |
iDfcQ= DLcdPowerHandler::pLcd->iDfcQ;
|
|
|
864 |
|
|
|
865 |
// Set the Post DFC.
|
|
|
866 |
iVSyncDfc.SetDfcQ(iDfcQ);
|
|
|
867 |
|
|
|
868 |
|
|
|
869 |
return KErrNone;
|
|
|
870 |
}
|
|
|
871 |
|
|
|
872 |
/**
|
|
|
873 |
Detect whether a post operation is pending
|
|
|
874 |
*/
|
|
|
875 |
TBool DDisplayPddSyborg::PostPending()
|
|
|
876 |
{
|
|
|
877 |
return (iPendingBuffer != NULL);
|
|
|
878 |
}
|
|
|
879 |
|
|
|
880 |
/**
|
|
|
881 |
Return the DFC queue to be used for this device.
|
|
|
882 |
*/
|
|
|
883 |
TDfcQue * DDisplayPddSyborg::DfcQ(TInt aUnit)
|
|
|
884 |
{
|
|
|
885 |
return iDfcQ;
|
|
|
886 |
}
|
|
|
887 |
|
|
|
888 |
void DDisplayPddSyborg::VSyncDfcFn(TAny* aChannel)
|
|
|
889 |
{
|
|
|
890 |
DDisplayPddSyborg * channel =(DDisplayPddSyborg*)aChannel;
|
|
|
891 |
|
|
|
892 |
if (channel->iPostFlag)
|
|
|
893 |
{
|
|
|
894 |
channel->iPostFlag = EFalse;
|
|
|
895 |
|
|
|
896 |
if (channel->iActiveBuffer)
|
|
|
897 |
{
|
|
|
898 |
//When a User buffer is registered its iFree member becomes EFalse and Deregister sets it
|
|
|
899 |
//back to ETrue. Composition and Legacy buffers are not free when they are in the pending or
|
|
|
900 |
//active state.
|
|
|
901 |
if (channel->iActiveBuffer->iType == EBufferTypeUser)
|
|
|
902 |
{
|
|
|
903 |
channel->RequestComplete(RDisplayChannel::EReqPostUserBuffer, KErrNone);
|
|
|
904 |
}
|
|
|
905 |
else
|
|
|
906 |
{
|
|
|
907 |
channel->iActiveBuffer->iFree = ETrue;
|
|
|
908 |
}
|
|
|
909 |
|
|
|
910 |
channel->iActiveBuffer->iState = EBufferFree;
|
|
|
911 |
|
|
|
912 |
|
|
|
913 |
//If no buffer was available during a call to GetCompositionBuffer the active buffer has
|
|
|
914 |
//been returned as the next available one, so we must set the buffer to the proper state before we
|
|
|
915 |
//send the notification.
|
|
|
916 |
if(channel->iLdd->iPendingReq[RDisplayChannel::EReqGetCompositionBuffer].iStatus)
|
|
|
917 |
{
|
|
|
918 |
channel->iActiveBuffer->iState = EBufferCompose;
|
|
|
919 |
channel->RequestComplete(RDisplayChannel::EReqGetCompositionBuffer, KErrNone);
|
|
|
920 |
|
|
|
921 |
}
|
|
|
922 |
|
|
|
923 |
channel->iActiveBuffer = NULL;
|
|
|
924 |
}
|
|
|
925 |
|
|
|
926 |
if (channel->iPendingBuffer)
|
|
|
927 |
{
|
|
|
928 |
__GCE_DEBUG_PRINT2("DDisplayPddSyborg::VSyncDfcFn moving pending buffer at address %08x to the active state\n", channel->iPendingBuffer->iAddress);
|
|
|
929 |
channel->iActiveBuffer = channel->iPendingBuffer;
|
|
|
930 |
channel->iActiveBuffer->iState = EBufferActive;
|
|
|
931 |
channel->iPendingBuffer = NULL;
|
|
|
932 |
|
|
|
933 |
channel->RequestComplete(RDisplayChannel::EReqWaitForPost, KErrNone);
|
|
|
934 |
}
|
|
|
935 |
}
|
|
|
936 |
}
|
|
|
937 |
//*****************************************************************
|
|
|
938 |
//DDisplayPddFactory
|
|
|
939 |
//*****************************************************************/
|
|
|
940 |
|
|
|
941 |
|
|
|
942 |
/**
|
|
|
943 |
Constructor
|
|
|
944 |
*/
|
|
|
945 |
DDisplayPddFactory::DDisplayPddFactory()
|
|
|
946 |
{
|
|
|
947 |
__GCE_DEBUG_PRINT("DDisplayPddFactory::DDisplayPddFactory()\n");
|
|
|
948 |
|
|
|
949 |
iVersion = TVersion(KDisplayChMajorVersionNumber,
|
|
|
950 |
KDisplayChMinorVersionNumber,
|
|
|
951 |
KDisplayChBuildVersionNumber);
|
|
|
952 |
}
|
|
|
953 |
|
|
|
954 |
/**
|
|
|
955 |
PDD factory function. Creates a PDD object.
|
|
|
956 |
|
|
|
957 |
@param aChannel A pointer to an PDD channel object which will be initialised on return.
|
|
|
958 |
|
|
|
959 |
@return KErrNone if object successfully allocated, KErrNoMemory if not.
|
|
|
960 |
*/
|
|
|
961 |
TInt DDisplayPddFactory::Create(DBase*& aChannel, TInt aUnit, const TDesC8* aInfo, const TVersion& aVer)
|
|
|
962 |
{
|
|
|
963 |
DDisplayPddSyborg *device= new DDisplayPddSyborg() ;
|
|
|
964 |
aChannel=device;
|
|
|
965 |
if (!device)
|
|
|
966 |
{
|
|
|
967 |
return KErrNoMemory;
|
|
|
968 |
}
|
|
|
969 |
return KErrNone;
|
|
|
970 |
}
|
|
|
971 |
|
|
|
972 |
|
|
|
973 |
/**
|
|
|
974 |
Set the Pdd name and return error code
|
|
|
975 |
*/
|
|
|
976 |
TInt DDisplayPddFactory::Install()
|
|
|
977 |
{
|
|
|
978 |
__GCE_DEBUG_PRINT("DDisplayPddFactory::Install() \n");
|
|
|
979 |
|
|
|
980 |
TBuf<32> name(RDisplayChannel::Name());
|
|
|
981 |
_LIT(KPddExtension,".pdd");
|
|
|
982 |
name.Append(KPddExtension);
|
|
|
983 |
return SetName(&name);
|
|
|
984 |
}
|
|
|
985 |
|
|
|
986 |
|
|
|
987 |
void DDisplayPddFactory::GetCaps(TDes8& /*aDes*/) const
|
|
|
988 |
{
|
|
|
989 |
//Not supported
|
|
|
990 |
}
|
|
|
991 |
|
|
|
992 |
|
|
|
993 |
/**
|
|
|
994 |
Validate version and number of units.
|
|
|
995 |
*/
|
|
|
996 |
TInt DDisplayPddFactory::Validate(TInt aUnit, const TDesC8* /*anInfo*/, const TVersion& aVer)
|
|
|
997 |
{
|
|
|
998 |
if (!Kern::QueryVersionSupported(iVersion,aVer))
|
|
|
999 |
{
|
|
|
1000 |
return KErrNotSupported;
|
|
|
1001 |
}
|
|
|
1002 |
|
|
|
1003 |
if (aUnit != 0)
|
|
|
1004 |
{
|
|
|
1005 |
return KErrNotSupported;
|
|
|
1006 |
}
|
|
|
1007 |
|
|
|
1008 |
return KErrNone;
|
|
|
1009 |
}
|
|
|
1010 |
|
|
|
1011 |
DECLARE_EXTENSION_PDD()
|
|
|
1012 |
/**
|
|
|
1013 |
"Standard PDD" entrypoint.Creates PDD factory when Kern::InstallPhysicalDevice is called
|
|
|
1014 |
|
|
|
1015 |
@return pointer to the PDD factory object.
|
|
|
1016 |
*/
|
|
|
1017 |
{
|
|
|
1018 |
__GCE_DEBUG_PRINT("DECLARE_EXTENSION_PDD()\n");
|
|
|
1019 |
return new DDisplayPddFactory ;
|
|
|
1020 |
}
|
|
|
1021 |
|
|
|
1022 |
|
|
|
1023 |
DECLARE_STANDARD_EXTENSION()
|
|
|
1024 |
{
|
|
|
1025 |
TInt r = KErrNoMemory;
|
|
|
1026 |
DLcdPowerHandler* pH=new DLcdPowerHandler;
|
|
|
1027 |
if(pH)
|
|
|
1028 |
{
|
|
|
1029 |
r = pH->Create();
|
|
|
1030 |
if ( r == KErrNone)
|
|
|
1031 |
{
|
|
|
1032 |
pH->iDfcQ = Kern::DfcQue0(); // use low priority DFC queue for this driver
|
|
|
1033 |
|
|
|
1034 |
DDisplayPddFactory * device = new DDisplayPddFactory;
|
|
|
1035 |
|
|
|
1036 |
if (device==NULL)
|
|
|
1037 |
{
|
|
|
1038 |
r=KErrNoMemory;
|
|
|
1039 |
}
|
|
|
1040 |
else
|
|
|
1041 |
{
|
|
|
1042 |
r=Kern::InstallPhysicalDevice(device);
|
|
|
1043 |
}
|
|
|
1044 |
|
|
|
1045 |
#ifdef CPU_AFFINITY_ANY
|
|
|
1046 |
NKern::ThreadSetCpuAffinity((NThread*) pH->iDfcQ->iThread, KCpuAffinityAny);
|
|
|
1047 |
#endif
|
|
|
1048 |
|
|
|
1049 |
__KTRACE_OPT(KEXTENSION,Kern::Printf("Installing the display device from the kernel extension returned with error code %d",r));
|
|
|
1050 |
|
|
|
1051 |
}
|
|
|
1052 |
}
|
|
|
1053 |
|
|
|
1054 |
return r;
|
|
|
1055 |
}
|