blob: bdc39038fc33c7dac31b7eb762a2f5fce42f2778 (
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
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
|
/*++
Copyright (c) 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
DMARemappingReportingTable.h
Abstract:
The definition for ACPI DMA-Remapping Reporting (DMAR) Table.
It is defined in "Intel VT for Direct IO Architecture Specification".
--*/
#ifndef _EFI_DMA_REMAPPING_REPORTING_TABLE_H_
#define _EFI_DMA_REMAPPING_REPORTING_TABLE_H_
#include "AcpiCommon.h"
//
// "DMAR" DMAR Description Table Signature
//
#define EFI_ACPI_DMAR_DESCRIPTION_TABLE_SIGNATURE 0x52414d44
//
// DMAR Revision
//
#define EFI_ACPI_DMAR_DESCRIPTION_TABLE_REVISION 0x01
//
// Ensure proper structure formats
//
#pragma pack (1)
//
// Definition for DMA Remapping Structure Types
//
#define EFI_ACPI_DMA_REMAPPING_STRUCTURE_TYPE_DRHD 0
#define EFI_ACPI_DMA_REMAPPING_STRUCTURE_TYPE_RMRR 1
#define EFI_ACPI_DMA_REMAPPING_STRUCTURE_TYPE_ATSR 2
//
// Definition for DMA Remapping Structure Header
//
typedef struct {
UINT16 Type;
UINT16 Length;
} EFI_ACPI_DMAR_STRUCTURE_HEADER;
//
// Definition for DMA-Remapping PCI Path
//
typedef struct {
UINT8 Device;
UINT8 Function;
} EFI_ACPI_DMAR_PCI_PATH;
//
// Definition for DMA-Remapping Device Scope Entry Structure
//
#define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_ENDPOINT 0x01
#define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_BRIDGE 0x02
#define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_IOAPIC 0x03
#define EFI_ACPI_DEVICE_SCOPE_ENTRY_TYPE_MSI_CAPABLE_HPET 0x04
typedef struct {
UINT8 DeviceScopeEntryType;
UINT8 Length;
UINT16 Reserved_2;
UINT8 EnumerationID;
UINT8 StartingBusNumber;
} EFI_ACPI_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE;
//
// Definition for DMA-Remapping Hardware Definition (DRHD) Structure
//
#define EFI_ACPI_DMAR_DRHD_FLAGS_INCLUDE_ALL_SET 0x1
#define EFI_ACPI_DMAR_DRHD_FLAGS_INCLUDE_ALL_CLEAR 0x0
typedef struct {
UINT16 Type;
UINT16 Length;
UINT8 Flags;
UINT8 Reserved_5;
UINT16 SegmentNumber;
UINT64 RegisterBaseAddress;
} EFI_ACPI_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE;
//
// Definition for Reserved Memory Region Reporting (RMRR) Structure
//
typedef struct {
UINT16 Type;
UINT16 Length;
UINT8 Reserved_4[2];
UINT16 SegmentNumber;
UINT64 ReservedMemoryRegionBaseAddress;
UINT64 ReservedMemoryRegionLimitAddress;
} EFI_ACPI_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE;
//
// Definition for Root Port ATS Capability Reporting (ATSR) Structure
//
#define EFI_ACPI_DMAR_ATSR_FLAGS_ALL_PORTS_SET 0x1
#define EFI_ACPI_DMAR_ATSR_FLAGS_ALL_PORTS_CLEAR 0x0
typedef struct {
UINT16 Type;
UINT16 Length;
UINT8 Flags;
UINT8 Reserved_5;
UINT16 SegmentNumber;
} EFI_ACPI_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE;
//
// Definition for DMA Remapping Structure
//
typedef union {
EFI_ACPI_DMAR_STRUCTURE_HEADER DMARStructureHeader;
EFI_ACPI_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE DMARHardwareUnitDefinition;
EFI_ACPI_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE DMARReservedMemoryRegionReporting;
EFI_ACPI_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE DMARRootPortATSCapabilityReporting;
} EFI_ACPI_DMA_REMAPPING_STRUCTURE;
//
// Definition for DMA-Remapping Reporting ACPI Table
//
#define EFI_ACPI_DMAR_TABLE_FLAGS_INTR_REMAP_SET 0x01
#define EFI_ACPI_DMAR_TABLE_FLAGS_INTR_REMAP_CLEAR 0x00
typedef struct {
EFI_ACPI_DESCRIPTION_HEADER Header;
UINT8 HostAddressWidth;
UINT8 Flags;
UINT8 Reserved_38[10];
} EFI_ACPI_DMAR_DESCRIPTION_TABLE;
//
// The Platform specific definition can be as follows:
// NOTE: we use /**/ as comment for user convenience to copy it.
//
/*
//
// Dmar.h
//
#define EFI_ACPI_MAX_NUM_PCI_PATH_ENTRIES 0x01 // user need to update
typedef struct {
EFI_ACPI_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE Header;
EFI_ACPI_DMAR_PCI_PATH PciPath[EFI_ACPI_MAX_NUM_PCI_PATH_ENTRIES];
} EFI_ACPI_3_0_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE;
#define EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_DHRD_ENTRY 0x01 // user need to update
typedef struct {
EFI_ACPI_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE Header;
EFI_ACPI_3_0_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE DeviceScopeEntry[EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_DHRD_ENTRY];
} EFI_ACPI_3_0_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE;
#define EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_RMRR_ENTRY 0x01 // user need to update
typedef struct {
EFI_ACPI_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE Header;
EFI_ACPI_3_0_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE DeviceScopeEntry[EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_RMRR_ENTRY];
} EFI_ACPI_3_0_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE;
#define EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_ATSR_ENTRY 0x01 // user need to update
typedef struct {
EFI_ACPI_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE Header;
EFI_ACPI_3_0_DMAR_DEVICE_SCOPE_ENTRY_STRUCTURE DeviceScopeEntry[EFI_ACPI_MAX_NUM_OF_DEVICE_SCOPE_PER_ATSR_ENTRY];
} EFI_ACPI_3_0_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE;
#define EFI_ACPI_DMAR_DHRD_ENTRY_COUNT 0x1 // user need to update
#define EFI_ACPI_DMAR_RMRR_ENTRY_COUNT 0x1 // user need to update
#define EFI_ACPI_DMAR_ATSR_ENTRY_COUNT 0x1 // user need to update
typedef struct {
EFI_ACPI_DMAR_DESCRIPTION_TABLE Header;
#if EFI_ACPI_3_0_DMAR_DHRD_ENTRY_COUNT > 0
EFI_ACPI_3_0_DMAR_HARDWARE_UNIT_DEFINITION_STRUCTURE Dhrd[EFI_ACPI_DMAR_DHRD_ENTRY_COUNT];
#endif
#if EFI_ACPI_3_0_DMAR_RMRR_ENTRY_COUNT > 0
EFI_ACPI_3_0_DMAR_RESERVED_MEMORY_REGION_REPORTING_STRUCTURE Rmrr[EFI_ACPI_DMAR_RMRR_ENTRY_COUNT];
#endif
#if EFI_ACPI_3_0_DMAR_ATSR_ENTRY_COUNT > 0
EFI_ACPI_3_0_DMAR_ROOT_PORT_ATS_CAPABILITY_REPORTING_STRUCTURE Atsr[EFI_ACPI_DMAR_ATSR_ENTRY_COUNT];
#endif
} EFI_ACPI_3_0_DMA_REMAPPING_REPORTING_TABLE;
*/
#pragma pack()
#endif
|
