--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/kernel/eka/include/memmodel/epoc/mmubase/mmubase.inl Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,96 @@
+// Copyright (c) 2006-2009 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\include\memmodel\epoc\mmubase\mmubase.inl
+//
+//
+
+#ifndef __MMUBASE_INL__
+#define __MMUBASE_INL__
+
+#include <mmboot.h>
+
+const TInt KPageInfosPerPageShift = KPageShift-KPageInfoShift;
+const TInt KPageInfosPerPage = 1<<KPageInfosPerPageShift;
+const TInt KNumPageInfoPagesShift = 32-KPageShift-KPageInfosPerPageShift;
+const TInt KNumPageInfoPages = 1<<KNumPageInfoPagesShift;
+
+inline SPageInfo* SPageInfo::FromPhysAddr(TPhysAddr aAddress)
+ {
+ return ((SPageInfo*)KPageInfoLinearBase)+(aAddress>>KPageShift);
+ }
+
+inline TPhysAddr SPageInfo::PhysAddr()
+ {
+ return ((TPhysAddr)this)<<KPageInfosPerPageShift;
+ }
+
+
+//
+// M class implementations of ram allocator and defrag methods
+// Make these inline as they are just memory model independent interface
+// for the ram allocator and defrag classes.
+//
+
+inline TInt M::PageShift()
+ {
+ return KPageShift;
+ }
+
+
+inline void M::RamAllocLock()
+ {
+ MmuBase::Wait();
+ }
+
+
+inline void M::RamAllocUnlock()
+ {
+ MmuBase::Signal();
+ }
+
+
+inline void M::RamAllocIsLocked()
+ {
+#ifdef _DEBUG
+ if (!K::Initialising)
+ __ASSERT_MUTEX(MmuBase::RamAllocatorMutex);
+#endif
+ }
+
+
+inline TUint M::NumberOfFreeDpPages()
+ {
+ return Mmu::Get().NumberOfFreeDpPages();
+ }
+
+
+inline TUint M::NumberOfDirtyDpPages()
+ {// This memory model doesn't support data paging so can't get dirty paged pages.
+ return 0;
+ }
+
+
+inline TInt M::MovePage(TPhysAddr aOld, TPhysAddr& aNew, TUint aBlockZoneId, TBool aBlockRest)
+ {
+ return Mmu::Get().MovePage(aOld, aNew, aBlockZoneId, aBlockRest);
+ }
+
+
+inline TInt M::DiscardPage(TPhysAddr aAddr, TUint aBlockZoneId, TBool aBlockRest)
+ {
+ return Mmu::Get().DiscardPage(aAddr, aBlockZoneId, aBlockRest);
+ }
+#endif
+
+