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49ba9447 | 1 | /** @file\r |
2 | MADT Table\r | |
3 | \r | |
54235984 | 4 | This file contains a structure definition for the ACPI 1.0 Multiple APIC\r |
5 | Description Table (MADT).\r | |
6 | \r | |
7 | Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>\r | |
b26f0cf9 | 8 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
49ba9447 | 9 | \r |
54235984 | 10 | **/\r |
49ba9447 | 11 | \r |
12 | #include <IndustryStandard/Acpi.h>\r | |
498f7d8d | 13 | #include <Platform.h>\r |
49ba9447 | 14 | \r |
15 | //\r | |
16 | // Local APIC address\r | |
17 | //\r | |
18 | #define EFI_ACPI_LOCAL_APIC_ADDRESS 0xFEE00000 // TBD\r | |
19 | \r | |
20 | //\r | |
21 | // Multiple APIC Flags are defined in AcpiX.0.h\r | |
22 | //\r | |
23 | #define EFI_ACPI_1_0_MULTIPLE_APIC_FLAGS (EFI_ACPI_1_0_PCAT_COMPAT)\r | |
24 | \r | |
25 | //\r | |
26 | // Define the number of each table type.\r | |
27 | // This is where the table layout is modified.\r | |
28 | //\r | |
29 | #define EFI_ACPI_PROCESSOR_LOCAL_APIC_COUNT 1\r | |
30 | #define EFI_ACPI_INTERRUPT_SOURCE_OVERRIDE_COUNT 2\r | |
31 | #define EFI_ACPI_IO_APIC_COUNT 1\r | |
32 | \r | |
33 | //\r | |
34 | // Ensure proper structure formats\r | |
35 | //\r | |
36 | #pragma pack (1)\r | |
37 | \r | |
38 | //\r | |
39 | // ACPI 1.0 MADT structure\r | |
40 | //\r | |
41 | typedef struct {\r | |
42 | EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER Header;\r | |
43 | \r | |
44 | #if EFI_ACPI_PROCESSOR_LOCAL_APIC_COUNT > 0\r | |
45 | EFI_ACPI_1_0_PROCESSOR_LOCAL_APIC_STRUCTURE LocalApic[EFI_ACPI_PROCESSOR_LOCAL_APIC_COUNT];\r | |
46 | #endif\r | |
47 | \r | |
48 | #if EFI_ACPI_INTERRUPT_SOURCE_OVERRIDE_COUNT > 0\r | |
49 | EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE Iso[EFI_ACPI_INTERRUPT_SOURCE_OVERRIDE_COUNT];\r | |
50 | #endif\r | |
51 | \r | |
52 | #if EFI_ACPI_IO_APIC_COUNT > 0\r | |
53 | EFI_ACPI_1_0_IO_APIC_STRUCTURE IoApic[EFI_ACPI_IO_APIC_COUNT];\r | |
54 | #endif\r | |
55 | \r | |
56 | } EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE;\r | |
57 | \r | |
58 | #pragma pack ()\r | |
59 | \r | |
60 | //\r | |
61 | // Multiple APIC Description Table\r | |
62 | //\r | |
63 | EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE Madt = {\r | |
ce68d3bc SZ |
64 | {\r |
65 | {\r | |
66 | EFI_ACPI_1_0_APIC_SIGNATURE,\r | |
67 | sizeof (EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE),\r | |
68 | EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION,\r | |
69 | 0x00, // Checksum will be updated at runtime\r | |
70 | {EFI_ACPI_OEM_ID},\r | |
71 | EFI_ACPI_OEM_TABLE_ID,\r | |
72 | EFI_ACPI_OEM_REVISION,\r | |
73 | EFI_ACPI_CREATOR_ID,\r | |
74 | EFI_ACPI_CREATOR_REVISION\r | |
75 | },\r | |
76 | \r | |
77 | //\r | |
78 | // MADT specific fields\r | |
79 | //\r | |
80 | EFI_ACPI_LOCAL_APIC_ADDRESS,\r | |
81 | EFI_ACPI_1_0_MULTIPLE_APIC_FLAGS,\r | |
82 | },\r | |
54235984 | 83 | \r |
49ba9447 | 84 | //\r |
85 | // Processor Local APIC Structure\r | |
86 | //\r | |
ce68d3bc SZ |
87 | {\r |
88 | {\r | |
89 | EFI_ACPI_1_0_PROCESSOR_LOCAL_APIC, // Type\r | |
90 | sizeof (EFI_ACPI_1_0_PROCESSOR_LOCAL_APIC_STRUCTURE), // Length\r | |
91 | 0x00, // Processor ID\r | |
92 | 0x00, // Local APIC ID\r | |
93 | 0x00000001 // Flags - Enabled by default\r | |
94 | }\r | |
95 | },\r | |
49ba9447 | 96 | \r |
97 | //\r | |
98 | // Interrupt Source Override Structure\r | |
99 | //\r | |
100 | \r | |
ce68d3bc SZ |
101 | {\r |
102 | {\r | |
103 | //\r | |
104 | // IRQ0=>IRQ2 Interrupt Source Override Structure\r | |
105 | //\r | |
106 | EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE, // Type\r | |
107 | sizeof (EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE),// Length\r | |
108 | 0x00, // Bus - ISA\r | |
109 | 0x00, // Source - IRQ0\r | |
110 | 0x00000002, // Global System Interrupt - IRQ2\r | |
111 | 0x0000 // Flags - Conforms to specifications of the bus\r | |
112 | },\r | |
113 | \r | |
114 | {\r | |
115 | //\r | |
116 | // ISO (SCI Active High) Interrupt Source Override Structure\r | |
117 | //\r | |
118 | EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE, // Type\r | |
119 | sizeof (EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE),// Length\r | |
120 | 0x00, // Bus - ISA\r | |
121 | 0x09, // Source - IRQ0\r | |
122 | 0x00000009, // Global System Interrupt - IRQ2\r | |
123 | 0x000D // Flags - Level-tiggered, Active High\r | |
124 | }\r | |
125 | },\r | |
49ba9447 | 126 | \r |
127 | //\r | |
128 | // IO APIC Structure\r | |
129 | //\r | |
ce68d3bc SZ |
130 | {\r |
131 | {\r | |
132 | EFI_ACPI_1_0_IO_APIC, // Type\r | |
133 | sizeof (EFI_ACPI_1_0_IO_APIC_STRUCTURE), // Length\r | |
134 | 0x02, // IO APIC ID\r | |
135 | EFI_ACPI_RESERVED_BYTE, // Reserved\r | |
136 | 0xFEC00000, // IO APIC Address (physical)\r | |
137 | 0x00000000 // Global System Interrupt Base\r | |
138 | }\r | |
139 | },\r | |
49ba9447 | 140 | };\r |
141 | \r | |
142 | \r | |
143 | VOID*\r | |
144 | ReferenceAcpiTable (\r | |
145 | VOID\r | |
146 | )\r | |
147 | {\r | |
148 | //\r | |
54235984 | 149 | // Reference the table being generated to prevent the optimizer from removing the\r |
f221466e | 150 | // data structure from the executable\r |
49ba9447 | 151 | //\r |
152 | return (VOID*)&Madt;\r | |
153 | }\r |