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+/** @file
+ * X86 (and AMD64) Local APIC registers (VMM,++).
+ *
+ * bios.mac is generated from this file by running 'kmk -f Maintenance.kmk incs'.
+ */
+
+/*
+ * Copyright (C) 2017-2019 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.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
+ * VirtualBox OSE distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ */
+
+#ifndef VBOX_INCLUDED_bios_h
+#define VBOX_INCLUDED_bios_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+/** The BIOS shutdown port.
+ * You write "Shutdown" byte by byte to shutdown the VM.
+ * @sa VBOX_BIOS_OLD_SHUTDOWN_PORT */
+#define VBOX_BIOS_SHUTDOWN_PORT 0x040f
+
+/** The old shutdown port number.
+ * Older versions of VirtualBox uses this as does Bochs.
+ * @sa VBOX_BIOS_SHUTDOWN_PORT */
+#define VBOX_BIOS_OLD_SHUTDOWN_PORT 0x8900
+
+
+#endif /* !VBOX_INCLUDED_bios_h */
+