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// Copyright (c) 2007-2010 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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//
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#include <e32cmn.h>
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#include <e32cmn_private.h>
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#include <e32property.h>
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#include <d32otgdi.h>
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#include "..\..\t_usbdi\inc\testdebug.h"
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#include "OstTraceDefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "t_usbhost_usbmanTraces.h"
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#endif
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0
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_LIT(KOtgdiLddFileName, "otgdi");
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_LIT(KArgClient, "client");
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static const TUid KWordOfDeathCat = {0x01066600};
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static const TInt KWordOfDeathKey = 0x01066601;
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TBool RunClient(RUsbOtgDriver& aOtg, TInt event);
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TBool RunHost(RUsbOtgDriver& aOtg, TInt event);
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TInt E32Main()
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{
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OstTrace0(TRACE_NORMAL, E32MAIN_E32MAIN, "---> Main OTG Sub-Process");
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0
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CTrapCleanup* trapHandler = CTrapCleanup::New();
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if(!trapHandler)
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{
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return KErrNoMemory;
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}
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TBool clientFlag = EFalse; // default to host
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// Process the command line option for role
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TInt cmdLineLength(User::CommandLineLength());
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if(cmdLineLength != 0)
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{
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HBufC* cmdLine = HBufC::NewMax(cmdLineLength);
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TPtr cmdLinePtr = cmdLine->Des();
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User::CommandLine(cmdLinePtr);
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TLex args(*cmdLine);
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args.SkipSpace();
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// Obtain the role of this test module
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TPtrC firstToken = args.NextToken(); // e.g. client ??
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if(firstToken.Compare(KArgClient) == 0)
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{
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clientFlag = ETrue;
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OstTrace0(TRACE_NORMAL, E32MAIN_E32MAIN_DUP01, "usbhost_usbman running as a Client");
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0
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}
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else
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{
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clientFlag = EFalse;
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OstTrace0(TRACE_NORMAL, E32MAIN_E32MAIN_DUP02, "usbhost_usbman running as a Host");
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0
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}
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delete cmdLine;
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}
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TInt r = User::LoadLogicalDevice(KOtgdiLddFileName);
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if(r != KErrNone && r != KErrAlreadyExists) // persistent loading since process will be killed while it is in the loop below and doesnt unload it
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{
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OstTrace1(TRACE_NORMAL, E32MAIN_E32MAIN_DUP03, " LoadLogicalDevice(KOtgdiLddFileName) error = %d", r);
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delete trapHandler;
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return r;
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}
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RUsbOtgDriver otg;
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RProperty wordofdeath;
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TRequestStatus waiting_for_death;
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TRequestStatus status;
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RUsbOtgDriver::TOtgEvent event;
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TBool running = ETrue;
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OstTrace0(TRACE_NORMAL, E32MAIN_E32MAIN_DUP04, " opening otg driver");
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r = otg.Open();
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if(r != KErrNone)
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{
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OstTrace1(TRACE_NORMAL, E32MAIN_E32MAIN_DUP05, " otg.Open fails %d", r);
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goto Abort;
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}
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OstTrace0(TRACE_NORMAL, E32MAIN_E32MAIN_DUP06, " otg driver successfully opened");
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OstTrace0(TRACE_NORMAL, E32MAIN_E32MAIN_DUP07, " otg : starting stacks now");
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r = otg.StartStacks();
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if(r != KErrNone)
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{
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OstTrace1(TRACE_NORMAL, E32MAIN_E32MAIN_DUP08, " otg.StartStacks fails %d", r);
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goto Abort;
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}
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OstTrace0(TRACE_NORMAL, E32MAIN_E32MAIN_DUP09, " otg stacks successfully started");
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// RProcess::Rendezvous(KErrNone);
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// attach to the word of deathproperty
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r = wordofdeath.Attach(KWordOfDeathCat, KWordOfDeathKey, EOwnerThread);
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if(r != KErrNone)
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{
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS, "Failed to connect to word of death");
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}
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// wait for the previously attached counterproperty to be updated
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wordofdeath.Subscribe(waiting_for_death);
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while(running)
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{
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otg.QueueOtgEventRequest(event, status);
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User::WaitForRequest(status, waiting_for_death);
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OstTrace1(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP01, "waiting_for_death= %d", waiting_for_death.Int());
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OstTrace1(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP02, "Otg Event = %d", status.Int());
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r = waiting_for_death.Int();
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if(r != KRequestPending)
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{
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running = EFalse;
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continue;
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}
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r = status.Int();
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if(r != KRequestPending)
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{
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// Run client or host modes against this otg event
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if(clientFlag)
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{
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running = RunClient(otg, event);
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}
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else
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{
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running = RunHost(otg, event);
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}
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}
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}
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// Shut down nicely
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP03, "StopStacks()");
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otg.StopStacks(); //NB This drops the bus
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP04, "******** ShutdownStack Complete ********");
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP05, "Close Otg stack()");
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otg.Close();
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Abort:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP06, "Free LDD");
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User::FreeLogicalDevice(RUsbOtgDriver::Name());
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delete trapHandler;
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP07, "usbhost_usbman Finished");
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return KErrNone;
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}
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TBool RunClient(RUsbOtgDriver& aOtg, TInt event)
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{
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switch(event)
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{
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case RUsbOtgDriver::EEventVbusRaised:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP08, "Client Side : Vbus raise detected due to Event VbusRaised");
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break;
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case RUsbOtgDriver::EEventRoleChangedToDevice:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP09, "Client Side : Vbus raise detected due to Event RoleChangedToDevice");
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break;
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default:
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OstTrace1(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP10, "Client Side : Event %d received", event);
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break;
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}
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return ETrue;
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}
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TBool RunHost(RUsbOtgDriver& aOtg, TInt event)
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{
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TInt r;
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switch(event)
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{
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case RUsbOtgDriver::EEventAPlugInserted:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP11, "Host side otg got APlugInserted Event");
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r = aOtg.BusRequest();
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OstTrace1(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP12, "BusRequest() made - returned %d", r);
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break;
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case RUsbOtgDriver::EEventAPlugRemoved:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP13, "Host side otg got APlugRemoved Event - shutting down");
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return EFalse;
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case RUsbOtgDriver::EEventVbusRaised:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP14, "Host side otg got VbusRaised Event");
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break;
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case RUsbOtgDriver::EEventVbusDropped:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP15, "Host side otg got VbusDropped Event");
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break;
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case RUsbOtgDriver::EEventSrpInitiated:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP16, "Host side otg got SrpInitiated Event");
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break;
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case RUsbOtgDriver::EEventSrpReceived:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP17, "Host side otg got SrpReceived Event");
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break;
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case RUsbOtgDriver::EEventHnpEnabled:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP18, "Host side otg got HnpEnabled Event");
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break;
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case RUsbOtgDriver::EEventHnpDisabled:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP19, "Host side otg got HnpDisabled Event");
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break;
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case RUsbOtgDriver::EEventHnpSupported:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP20, "Host side otg got HnpSupported Event");
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break;
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case RUsbOtgDriver::EEventHnpAltSupported:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP21, "Host side otg got HnpAltSupported Event");
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break;
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case RUsbOtgDriver::EEventBusConnectionBusy:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP22, "Host side otg got BusConnectionBusy Event");
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break;
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case RUsbOtgDriver::EEventBusConnectionIdle:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP23, "Host side otg got BusConnectionIdle Event");
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break;
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case RUsbOtgDriver::EEventRoleChangedToHost:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP24, "Host side otg got RoleChangedToHost Event");
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break;
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case RUsbOtgDriver::EEventRoleChangedToDevice:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP25, "Host side otg got RoleChangedToDevice Event");
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break;
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case RUsbOtgDriver::EEventRoleChangedToIdle:
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OstTrace0(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP26, "Host side otg got RoleChangedToIdle Event");
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break;
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default:
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OstTrace1(TRACE_NORMAL, RPROCESS_RENDEZVOUS_DUP27, "Host Side otg unknown event catcher tickled - event %d - shutting down", event);
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return EFalse;
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}
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return ETrue;
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}
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