Trying to figure out how to implement my WINC like compatibility layer. Going the emulation way is probably not so smart. We should not use the kernel but rather hook native functions in the Exec calls.
// Copyright (c) 1996-2009 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\memmodel\epoc\direct\x86\xinit.cpp
//
//
#include <x86_mem.h>
#include <e32uid.h>
#include <kernel/cache.h>
void MM::Init1()
{
__KTRACE_OPT(KBOOT,Kern::Printf("MM::Init1()"));
MM::RamBlockSize=0x1000;
MM::RamBlockShift=12;
PP::MaxUserThreadStack=0x14000; // 80K - STDLIB asks for 64K for PosixServer!!!!
PP::UserThreadStackGuard=0x2000; // 8K
PP::MaxStackSpacePerProcess=0x200000; // 2Mb
K::SupervisorThreadStackSize=0x1000; // 4K
PP::SupervisorThreadStackGuard=0x1000; // 4K
K::MachineConfig=(TMachineConfig*)(((TUint8*)SuperPageAddress)+0x800); // HACK!!
K::MaxMemCopyInOneGo = KDefaultMaxMemCopyInOneGo;
PP::RamDriveStartAddress = TheSuperPage().iKernelLimit;
PP::RamDriveMaxSize = TheRomHeader().iUserDataAddress - PP::RamDriveStartAddress;
__KTRACE_OPT(KBOOT,Kern::Printf("RamDriveBase %08x RamDriveMaxSize %08x",PP::RamDriveStartAddress,PP::RamDriveMaxSize));
__KTRACE_OPT(KBOOT,Kern::Printf("K::MaxMemCopyInOneGo=0x%x",K::MaxMemCopyInOneGo));
K::MemModelAttributes=EMemModelTypeDirect|EMemModelAttrNonExProt|EMemModelAttrKernProt|EMemModelAttrWriteProt;
}
#ifdef __CPU_HAS_CACHE
// Set up virtual addresses used for cache flushing if this is
// done by data read or line allocate
void M::SetupCacheFlushPtr(TInt aCache, SCacheInfo& aInfo)
{
}
#endif
#ifdef __SMP__
void M::GetAPBootInfo(TInt /*aCpu*/, volatile SAPBootInfo* /*aInfo*/)
{
}
void M::Init2AP()
{
__KTRACE_OPT(KBOOT,Kern::Printf("M::Init2AP()"));
}
#endif