1 files changed, 49 insertions, 0 deletions
diff --git a/src/VBox/Devices/Bus/DevIommuIntel.h b/src/VBox/Devices/Bus/DevIommuIntel.h
new file mode 100644
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+++ b/src/VBox/Devices/Bus/DevIommuIntel.h
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+/* $Id: DevIommuIntel.h $ */
+/** @file
+ * DevIommuIntel - I/O Memory Management Unit (Intel), header shared with the IOMMU, ACPI, chipset/firmware code.
+ */
+
+/*
+ * Copyright (C) 2021-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#ifndef VBOX_INCLUDED_SRC_Bus_DevIommuIntel_h
+#define VBOX_INCLUDED_SRC_Bus_DevIommuIntel_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+/** Intel vendor ID for the DMAR unit. */
+#define DMAR_PCI_VENDOR_ID                          0x8086
+/** VirtualBox DMAR unit's device ID. */
+#define DMAR_PCI_DEVICE_ID                          0xc0de
+/** VirtualBox DMAR unit's device revision ID. */
+#define DMAR_PCI_REVISION_ID                        0x01
+
+/** Feature/capability flags exposed to the guest. */
+#define DMAR_ACPI_DMAR_FLAGS                        ACPI_DMAR_F_INTR_REMAP
+
+/** The MMIO base address of the DMAR unit (taken from real hardware). */
+#define DMAR_MMIO_BASE_PHYSADDR                     UINT64_C(0xfed90000)
+/** The size of the MMIO region (in bytes). */
+#define DMAR_MMIO_SIZE                              4096
+
+#endif /* !VBOX_INCLUDED_SRC_Bus_DevIommuIntel_h */