| 1 | /* $Id: vbox-tpm.dsl 98103 2023-01-17 14:15:46Z vboxsync $ */
|
|---|
| 2 | /** @file
|
|---|
| 3 | * VirtualBox ACPI - TPM ACPI device.
|
|---|
| 4 | */
|
|---|
| 5 |
|
|---|
| 6 | /*
|
|---|
| 7 | * Copyright (C) 2021-2023 Oracle and/or its affiliates.
|
|---|
| 8 | *
|
|---|
| 9 | * This file is part of VirtualBox base platform packages, as
|
|---|
| 10 | * available from https://www.virtualbox.org.
|
|---|
| 11 | *
|
|---|
| 12 | * This program is free software; you can redistribute it and/or
|
|---|
| 13 | * modify it under the terms of the GNU General Public License
|
|---|
| 14 | * as published by the Free Software Foundation, in version 3 of the
|
|---|
| 15 | * License.
|
|---|
| 16 | *
|
|---|
| 17 | * This program is distributed in the hope that it will be useful, but
|
|---|
| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|---|
| 20 | * General Public License for more details.
|
|---|
| 21 | *
|
|---|
| 22 | * You should have received a copy of the GNU General Public License
|
|---|
| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
|
|---|
| 24 | *
|
|---|
| 25 | * SPDX-License-Identifier: GPL-3.0-only
|
|---|
| 26 | */
|
|---|
| 27 |
|
|---|
| 28 | DefinitionBlock ("SSDT.aml", "SSDT", 1, "VBOX ", "VBOXTPMT", 2)
|
|---|
| 29 | {
|
|---|
| 30 | Scope (\_SB)
|
|---|
| 31 | {
|
|---|
| 32 | Device (TPM)
|
|---|
| 33 | {
|
|---|
| 34 | Method (_HID, 0, NotSerialized)
|
|---|
| 35 | {
|
|---|
| 36 | If (LEqual(IFID, One))
|
|---|
| 37 | {
|
|---|
| 38 | Return ("PNP0C31")
|
|---|
| 39 | }
|
|---|
| 40 | Else
|
|---|
| 41 | {
|
|---|
| 42 | Return ("MSFT0101")
|
|---|
| 43 | }
|
|---|
| 44 | }
|
|---|
| 45 |
|
|---|
| 46 | Method (_CID, 0, NotSerialized)
|
|---|
| 47 | {
|
|---|
| 48 | If (LEqual(IFID, One))
|
|---|
| 49 | {
|
|---|
| 50 | Return ("PNP0C31")
|
|---|
| 51 | }
|
|---|
| 52 | Else
|
|---|
| 53 | {
|
|---|
| 54 | Return ("MSFT0101")
|
|---|
| 55 | }
|
|---|
| 56 | }
|
|---|
| 57 |
|
|---|
| 58 | Method (_STR, 0, NotSerialized)
|
|---|
| 59 | {
|
|---|
| 60 | If (LEqual(IFID, One))
|
|---|
| 61 | {
|
|---|
| 62 | Return (Unicode ("TPM 1.2 Device"))
|
|---|
| 63 | }
|
|---|
| 64 | Else
|
|---|
| 65 | {
|
|---|
| 66 | Return (Unicode ("TPM 2.0 Device"))
|
|---|
| 67 | }
|
|---|
| 68 | }
|
|---|
| 69 |
|
|---|
| 70 | Method (_STA, 0, NotSerialized)
|
|---|
| 71 | {
|
|---|
| 72 | Return (0x0F)
|
|---|
| 73 | }
|
|---|
| 74 |
|
|---|
| 75 | OperationRegion (TPMR, SystemMemory, 0xFED40000, 0x5000)
|
|---|
| 76 | Field(TPMR, AnyAcc, NoLock, Preserve)
|
|---|
| 77 | {
|
|---|
| 78 | Offset(0x30),
|
|---|
| 79 | IFID, 1,
|
|---|
| 80 | }
|
|---|
| 81 |
|
|---|
| 82 | Name(RES, ResourceTemplate()
|
|---|
| 83 | {
|
|---|
| 84 | Memory32Fixed (ReadWrite, 0xfed40000, 0x5000, REG1)
|
|---|
| 85 | })
|
|---|
| 86 |
|
|---|
| 87 | Method (_CRS, 0, Serialized)
|
|---|
| 88 | {
|
|---|
| 89 | Return (RES)
|
|---|
| 90 | }
|
|---|
| 91 | }
|
|---|
| 92 | }
|
|---|
| 93 | }
|
|---|
| 94 |
|
|---|
| 95 | /*
|
|---|
| 96 | * Local Variables:
|
|---|
| 97 | * comment-start: "//"
|
|---|
| 98 | * End:
|
|---|
| 99 | */
|
|---|
| 100 |
|
|---|
