blob: 879a6058d7325eb0a725e68f9f5e760c2c40c284 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
|
/** @file
TPM2 ACPI table definition.
Copyright (c) 2013 - 2019, Intel Corporation. All rights reserved. <BR>
Copyright (c) 2021, Ampere Computing LLC. All rights reserved. <BR>
Copyright (c) 2024, NVIDIA CORPORATION & AFFILIATES. All rights reserved. <BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _TPM2_ACPI_H_
#define _TPM2_ACPI_H_
#include <IndustryStandard/Acpi.h>
#pragma pack (1)
#define EFI_TPM2_ACPI_TABLE_REVISION_3 3
#define EFI_TPM2_ACPI_TABLE_REVISION_4 4
#define EFI_TPM2_ACPI_TABLE_REVISION_5 5
#define EFI_TPM2_ACPI_TABLE_REVISION EFI_TPM2_ACPI_TABLE_REVISION_5
#define EFI_TPM2_ACPI_TABLE_START_METHOD_SPECIFIC_PARAMETERS_MAX_SIZE_REVISION_4 12
#define EFI_TPM2_ACPI_TABLE_START_METHOD_SPECIFIC_PARAMETERS_MAX_SIZE_REVISION_5 16
#define EFI_TPM2_ACPI_TABLE_START_METHOD_SPECIFIC_PARAMETERS_MAX_SIZE EFI_TPM2_ACPI_TABLE_START_METHOD_SPECIFIC_PARAMETERS_MAX_SIZE_REVISION_5
typedef struct {
EFI_ACPI_DESCRIPTION_HEADER Header;
// Flags field is replaced in version 4 and above
// BIT0~15: PlatformClass This field is only valid for version 4 and above
// BIT16~31: Reserved
UINT32 Flags;
UINT64 AddressOfControlArea;
UINT32 StartMethod;
// UINT8 PlatformSpecificParameters[]; // size up to 16
// UINT32 Laml; // Optional
// UINT64 Lasa; // Optional
} EFI_TPM2_ACPI_TABLE;
#define EFI_TPM2_ACPI_TABLE_START_METHOD_ACPI 2
#define EFI_TPM2_ACPI_TABLE_START_METHOD_TIS 6
#define EFI_TPM2_ACPI_TABLE_START_METHOD_COMMAND_RESPONSE_BUFFER_INTERFACE 7
#define EFI_TPM2_ACPI_TABLE_START_METHOD_COMMAND_RESPONSE_BUFFER_INTERFACE_WITH_ACPI 8
#define EFI_TPM2_ACPI_TABLE_START_METHOD_COMMAND_RESPONSE_BUFFER_INTERFACE_WITH_SMC 11
#define EFI_TPM2_ACPI_TABLE_START_METHOD_COMMAND_RESPONSE_BUFFER_INTERFACE_WITH_FFA 15
typedef struct {
UINT32 Reserved;
UINT32 Error;
UINT32 Cancel;
UINT32 Start;
UINT64 InterruptControl;
UINT32 CommandSize;
UINT64 Command;
UINT32 ResponseSize;
UINT64 Response;
} EFI_TPM2_ACPI_CONTROL_AREA;
//
// Start Method Specific Parameters for ARM SMC Start Method (11)
// Refer to Table 9: Start Method Specific Parameters for ARM SMC
//
typedef struct {
UINT32 Interrupt;
UINT8 Flags;
UINT8 OperationFlags;
UINT8 Reserved[2];
UINT32 SmcFunctionId;
} EFI_TPM2_ACPI_START_METHOD_SPECIFIC_PARAMETERS_ARM_SMC;
//
// Start Method Specific Parameters for ARM FFA Start Method (15)
// Reference: TCG ACPI Specification revision 1.4
// Refer to Table 11: Start Method Specific Parameters for Arm FF-A
//
typedef struct {
UINT8 Flags;
UINT8 Attributes;
UINT16 PartitionId;
UINT8 Reserved[8];
} EFI_TPM2_ACPI_START_METHOD_SPECIFIC_PARAMETERS_ARM_FFA;
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_FLAG_NOTIFICATION_SUPPORT BIT0
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_MEM_TYPE_MASK 0x3
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_MEM_TYPE_SHIFT 0x0
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_MEM_TYPE_NOT_CACHABLE 0x0
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_MEM_TYPE_WRITE_COMBINE 0x1
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_MEM_TYPE_WRITE_THROUGH 0x2
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_MEM_TYPE_WRITE_BACK 0x3
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_CRB_REGION_SIZE_MASK 0x3
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_CRB_REGION_SIZE_SHIFT 0x2
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_CRB_REGION_SIZE_4KB 0x0
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_CRB_REGION_SIZE_16KB 0x1
#define EFI_TPM2_ACPI_TABLE_ARM_FFA_PARAMETER_ATTR_CRB_REGION_SIZE_64KB 0x2
#pragma pack ()
#endif
|
