| 1 | /* $Id: DevIommuAmd.h 96407 2022-08-22 17:43:14Z 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 and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * SPDX-License-Identifier: GPL-3.0-only
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| 26 | */
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| 27 |
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| 28 | #ifndef VBOX_INCLUDED_SRC_Bus_DevIommuAmd_h
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| 29 | #define VBOX_INCLUDED_SRC_Bus_DevIommuAmd_h
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| 30 | #ifndef RT_WITHOUT_PRAGMA_ONCE
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| 31 | # pragma once
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| 32 | #endif
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| 33 |
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| 34 | /** AMD's vendor ID. */
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| 35 | #define IOMMU_PCI_VENDOR_ID 0x1022
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| 36 | /** VirtualBox IOMMU device ID. */
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| 37 | #define IOMMU_PCI_DEVICE_ID 0xc0de
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| 38 | /** VirtualBox IOMMU device revision ID. */
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| 39 | #define IOMMU_PCI_REVISION_ID 0x01
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| 40 | /** The MMIO base address of the IOMMU (taken from real hardware). */
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| 41 | #define IOMMU_MMIO_BASE_ADDR 0xfeb80000
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| 42 | /** Size of the MMIO region in bytes. */
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| 43 | #define IOMMU_MMIO_REGION_SIZE _16K
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| 44 | /** Number of device table segments supported (power of 2). */
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| 45 | #define IOMMU_MAX_DEV_TAB_SEGMENTS 3
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| 46 | /** Maximum host address translation level supported (inclusive). NOTE! If you
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| 47 | * change this make sure to change the value in ACPI tables (DevACPI.cpp) */
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| 48 | #define IOMMU_MAX_HOST_PT_LEVEL 6
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| 49 | /** The device-specific feature major revision. */
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| 50 | #define IOMMU_DEVSPEC_FEAT_MAJOR_VERSION 0x1
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| 51 | /** The device-specific feature minor revision. */
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| 52 | #define IOMMU_DEVSPEC_FEAT_MINOR_VERSION 0x0
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| 53 | /** The device-specific control major revision. */
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| 54 | #define IOMMU_DEVSPEC_CTRL_MAJOR_VERSION 0x1
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| 55 | /** The device-specific control minor revision. */
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| 56 | #define IOMMU_DEVSPEC_CTRL_MINOR_VERSION 0x0
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| 57 | /** The device-specific status major revision. */
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| 58 | #define IOMMU_DEVSPEC_STATUS_MAJOR_VERSION 0x1
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| 59 | /** The device-specific status minor revision. */
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| 60 | #define IOMMU_DEVSPEC_STATUS_MINOR_VERSION 0x0
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| 61 |
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| 62 | #endif /* !VBOX_INCLUDED_SRC_Bus_DevIommuAmd_h */
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