| 1 | /* $Id: DevIommuAmd.h 93115 2022-01-01 11:31:46Z vboxsync $ */
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| 2 | /** @file
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| 3 | * DevIommuAmd - I/O Memory Management Unit (AMD), header shared with the IOMMU, ACPI, chipset/firmware code.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2020-2022 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef VBOX_INCLUDED_SRC_Bus_DevIommuAmd_h
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| 19 | #define VBOX_INCLUDED_SRC_Bus_DevIommuAmd_h
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| 20 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 21 | # pragma once
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| 22 | #endif
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| 23 |
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| 24 | /** AMD's vendor ID. */
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| 25 | #define IOMMU_PCI_VENDOR_ID 0x1022
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| 26 | /** VirtualBox IOMMU device ID. */
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| 27 | #define IOMMU_PCI_DEVICE_ID 0xc0de
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| 28 | /** VirtualBox IOMMU device revision ID. */
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| 29 | #define IOMMU_PCI_REVISION_ID 0x01
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| 30 | /** The MMIO base address of the IOMMU (taken from real hardware). */
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| 31 | #define IOMMU_MMIO_BASE_ADDR 0xfeb80000
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| 32 | /** Size of the MMIO region in bytes. */
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| 33 | #define IOMMU_MMIO_REGION_SIZE _16K
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| 34 | /** Number of device table segments supported (power of 2). */
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| 35 | #define IOMMU_MAX_DEV_TAB_SEGMENTS 3
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| 36 | /** Maximum host address translation level supported (inclusive). NOTE! If you
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| 37 | * change this make sure to change the value in ACPI tables (DevACPI.cpp) */
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| 38 | #define IOMMU_MAX_HOST_PT_LEVEL 6
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| 39 | /** The device-specific feature major revision. */
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| 40 | #define IOMMU_DEVSPEC_FEAT_MAJOR_VERSION 0x1
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| 41 | /** The device-specific feature minor revision. */
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| 42 | #define IOMMU_DEVSPEC_FEAT_MINOR_VERSION 0x0
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| 43 | /** The device-specific control major revision. */
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| 44 | #define IOMMU_DEVSPEC_CTRL_MAJOR_VERSION 0x1
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| 45 | /** The device-specific control minor revision. */
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| 46 | #define IOMMU_DEVSPEC_CTRL_MINOR_VERSION 0x0
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| 47 | /** The device-specific status major revision. */
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| 48 | #define IOMMU_DEVSPEC_STATUS_MAJOR_VERSION 0x1
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| 49 | /** The device-specific status minor revision. */
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| 50 | #define IOMMU_DEVSPEC_STATUS_MINOR_VERSION 0x0
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| 51 |
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| 52 | #endif /* !VBOX_INCLUDED_SRC_Bus_DevIommuAmd_h */
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