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60 lines
2.0 KiB
60 lines
2.0 KiB
4 years ago
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/** @file
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TPM2 ACPI table definition.
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Copyright (c) 2013 - 2019, Intel Corporation. All rights reserved. <BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef _TPM2_ACPI_H_
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#define _TPM2_ACPI_H_
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#include <IndustryStandard/Acpi.h>
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#pragma pack (1)
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#define EFI_TPM2_ACPI_TABLE_REVISION_3 3
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#define EFI_TPM2_ACPI_TABLE_REVISION_4 4
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#define EFI_TPM2_ACPI_TABLE_REVISION EFI_TPM2_ACPI_TABLE_REVISION_4
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typedef struct {
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EFI_ACPI_DESCRIPTION_HEADER Header;
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// Flags field is replaced in version 4 and above
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// BIT0~15: PlatformClass This field is only valid for version 4 and above
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// BIT16~31: Reserved
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UINT32 Flags;
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UINT64 AddressOfControlArea;
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UINT32 StartMethod;
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//UINT8 PlatformSpecificParameters[]; // size up to 12
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//UINT32 Laml; // Optional
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//UINT32 Lasa; // Optional
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} EFI_TPM2_ACPI_TABLE;
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#define EFI_TPM2_ACPI_TABLE_START_METHOD_ACPI 2
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#define EFI_TPM2_ACPI_TABLE_START_METHOD_TIS 6
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#define EFI_TPM2_ACPI_TABLE_START_METHOD_COMMAND_RESPONSE_BUFFER_INTERFACE 7
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#define EFI_TPM2_ACPI_TABLE_START_METHOD_COMMAND_RESPONSE_BUFFER_INTERFACE_WITH_ACPI 8
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#define EFI_TPM2_ACPI_TABLE_START_METHOD_COMMAND_RESPONSE_BUFFER_INTERFACE_WITH_SMC 11
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typedef struct {
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UINT32 Reserved;
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UINT32 Error;
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UINT32 Cancel;
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UINT32 Start;
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UINT64 InterruptControl;
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UINT32 CommandSize;
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UINT64 Command;
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UINT32 ResponseSize;
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UINT64 Response;
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} EFI_TPM2_ACPI_CONTROL_AREA;
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#pragma pack ()
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#endif
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