1 files changed, 57 insertions, 0 deletions
diff --git a/src/VBox/VMM/VMMR0/IOMR0.cpp b/src/VBox/VMM/VMMR0/IOMR0.cpp
new file mode 100644
index 00000000..ebba9610
--- /dev/null
+++ b/src/VBox/VMM/VMMR0/IOMR0.cpp
@@ -0,0 +1,57 @@
+/* $Id: IOMR0.cpp $ */
+/** @file
+ * IOM - Host Context Ring 0.
+ */
+
+/*
+ * Copyright (C) 2006-2020 Oracle Corporation
+ *
+ * This file is part of VirtualBox Open Source Edition (OSE), as
+ * available from http://www.virtualbox.org. This file is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU
+ * General Public License (GPL) as published by the Free Software
+ * Foundation, in version 2 as it comes in the "COPYING" file of the
+ * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
+ * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
+ */
+
+
+/*********************************************************************************************************************************
+*   Header Files                                                                                                                 *
+*********************************************************************************************************************************/
+#define LOG_GROUP LOG_GROUP_IOM
+#include <VBox/vmm/iom.h>
+#include "IOMInternal.h"
+#include <VBox/vmm/vmcc.h>
+#include <VBox/log.h>
+#include <iprt/assertcompile.h>
+
+
+
+/**
+ * Initializes the per-VM data for the IOM.
+ *
+ * This is called from under the GVMM lock, so it should only initialize the
+ * data so IOMR0CleanupVM and others will work smoothly.
+ *
+ * @param   pGVM    Pointer to the global VM structure.
+ */
+VMMR0_INT_DECL(void) IOMR0InitPerVMData(PGVM pGVM)
+{
+    AssertCompile(sizeof(pGVM->iom.s) <= sizeof(pGVM->iom.padding));
+    AssertCompile(sizeof(pGVM->iomr0.s) <= sizeof(pGVM->iomr0.padding));
+
+    iomR0IoPortInitPerVMData(pGVM);
+    iomR0MmioInitPerVMData(pGVM);
+}
+
+
+/**
+ * Cleans up any loose ends before the GVM structure is destroyed.
+ */
+VMMR0_INT_DECL(void) IOMR0CleanupVM(PGVM pGVM)
+{
+    iomR0IoPortCleanupVM(pGVM);
+    iomR0MmioCleanupVM(pGVM);
+}
+