--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/kernel/eka/memmodel/epoc/flexible/mmu/mcleanup.cpp Mon Oct 19 15:55:17 2009 +0100
@@ -0,0 +1,81 @@
+// Copyright (c) 2007-2009 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:
+//
+
+#include <plat_priv.h>
+#include "mm.h"
+#include "mmu.h"
+
+#include "mcleanup.h"
+
+
+//
+// TMemoryCleanup
+//
+
+static TDfc CleanupDfc(TMemoryCleanup::Cleanup, NULL, 2);
+
+static TMemoryCleanup* CleanupList = 0;
+
+#ifdef __SMP__
+static TSpinLock CleanupLock(TSpinLock::EOrderEventHandlerList);
+#endif
+
+void TMemoryCleanup::Init2()
+ {
+ CleanupDfc.SetDfcQ(K::SvMsgQ);
+ }
+
+
+void TMemoryCleanup::Add(TMemoryCleanupCallback aCallback, TAny* aArg)
+ {
+ __SPIN_LOCK_IRQ(CleanupLock);
+ if(iCallback)
+ {
+ // already queued...
+ __NK_ASSERT_DEBUG(iCallback==aCallback);
+ __SPIN_UNLOCK_IRQ(CleanupLock);
+ }
+ else
+ {
+ iCallback = aCallback;
+ iArg = aArg;
+ iNext = CleanupList;
+ CleanupList = this;
+ __SPIN_UNLOCK_IRQ(CleanupLock);
+ CleanupDfc.Enque();
+ }
+ }
+
+
+void TMemoryCleanup::Cleanup(TAny* /*aDummy*/)
+ {
+ for(;;)
+ {
+ __SPIN_LOCK_IRQ(CleanupLock);
+ TMemoryCleanup* c = CleanupList;
+ if(!c)
+ {
+ __SPIN_UNLOCK_IRQ(CleanupLock);
+ return;
+ }
+
+ CleanupList = c->iNext;
+ TMemoryCleanupCallback fn = c->iCallback;
+ TAny* arg = c->iArg;
+ c->iCallback = 0;
+ __SPIN_UNLOCK_IRQ(CleanupLock);
+ (*fn)(arg);
+ }
+ }