// Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// e32\drivers\pbus\pccard\epoc\pccd_init.cpp

// 

//

#include <pccd_ifc.h>

#include "pbusmedia.h"

GLDEF_D TPcCardControllerInterface* ThePccdCntrlInterface=NULL;

EXPORT_C TInt TPcCardControllerInterface::Create()

//

// Allocate any resources. Only done once on kernel initialization so don't

// worry about cleanup if it fails.

//

	{

	__KTRACE_OPT(KPBUS1,Kern::Printf(">TPcCardControllerInterface::Create"));

	ThePccdCntrlInterface=this;

	Init();

	TInt r=KErrNone;

	SMediaDeviceInfo mdi;

	TInt i;

	for (i=0; i<KMaxPBusSockets && r==KErrNone; i++)

		{

		if (IsPcCardSocket(i,mdi))

			{

			__KTRACE_OPT(KPBUS1,Kern::Printf("Socket %d is PC card",i));

			DPcCardSocket* pS=PccdIfc::NewSocket(i);

			if (!pS)

				{

				r=KErrNoMemory;

				break;

				}

			TheSockets[i]=pS;

			TInt mcid=MediaChangeFromSocket(i);

			__KTRACE_OPT(KPBUS1,Kern::Printf("Socket %d Media Change %d",i,mcid));

			DPcCardMediaChange* pM=(DPcCardMediaChange*)TheMediaChanges[mcid];

			if (!pM)

				{

				__KTRACE_OPT(KPBUS1,Kern::Printf("New Media Change"));

				pM=PccdIfc::NewMediaChange(mcid);

				if (!pM)

					{

					r=KErrNoMemory;

					break;

					}

				TheMediaChanges[mcid]=pM;

				__KTRACE_OPT(KPBUS1,Kern::Printf("Media Change %d at %08x",mcid,pM));

				r=pM->Create();

				if (r!=KErrNone)

					break;

				}

			else

				{

				__KTRACE_OPT(KPBUS1,Kern::Printf("Media Change %d already exists at %08x",mcid,pM));

				++pM->iReplyCount;

				}

			TInt vcc=VccFromSocket(i);

			__KTRACE_OPT(KPBUS1,Kern::Printf("Socket %d Vcc %d",i,vcc));

			DPcCardVcc* pV=(DPcCardVcc*)TheVccs[vcc];

			if (!pV)

				{

				__KTRACE_OPT(KPBUS1,Kern::Printf("New Vcc"));

				pV=PccdIfc::NewVcc(vcc,mcid);

				if (!pV)

					{

					r=KErrNoMemory;

					break;

					}

				TheVccs[vcc]=pV;

				__KTRACE_OPT(KPBUS1,Kern::Printf("Vcc %d at %08x",vcc,pV));

				r=pV->Create();

				if (r!=KErrNone)

					break;

				}

			else 

				{

				__KTRACE_OPT(KPBUS1,Kern::Printf("Vcc %d already exists at %08x, mcid=%d",vcc,pV,pV->iMediaChangeNum));

// DISALLOW SHARED PSUs UNTIL SOMEONE NEEDS THEM

//				if (pV->iMediaChangeNum!=mcid)

//					{

					r=KErrInUse;

//					break;

//					}

				}

			r=pS->Create(mdi.iDeviceName);

			if (r!=KErrNone)

				break;

			pS->iMediaChangeNumber=mcid;

			pS->iMediaChange=pM;

			pS->iVcc=pV;

			pV->iSocket=pS;

			r=pS->Init();

			if (r!=KErrNone)		

				break;

			__KTRACE_OPT(KPBUS1,Kern::Printf("Socket %d Created OK",i));

			}

		else

			__KTRACE_OPT(KPBUS1,Kern::Printf("Socket %d not PC card",i));

		}

	for (i=0; i<KMaxPBusSockets && r==KErrNone; i++)

		{

		if (IsPcCardSocket(i,mdi))

			{

			DPBusSocket* pS=TheSockets[i];

			DPBusPrimaryMedia* pM=new DPBusPrimaryMedia(pS);

			if (!pM)

				return KErrNoMemory;

			r=LocDrv::RegisterMediaDevice(mdi.iDevice,mdi.iDriveCount,mdi.iDriveList,pM,mdi.iNumMedia,*mdi.iDeviceName);

			if (r!=KErrNone)

				return r;

			}

		}

	__KTRACE_OPT(KPBUS1,Kern::Printf("<TPcCardControllerInterface::Create, ret %d",r));

	return r;

	}