4 This file contains a structure definition for the ACPI 1.0 Multiple APIC
5 Description Table (MADT).
7 Copyright (c) 2008 - 2012, Intel Corporation. All rights reserved.<BR>
8 This program and the accompanying materials are
9 licensed and made available under the terms and conditions of the BSD License
10 which accompanies this distribution. The full text of the license may be found at
11 http://opensource.org/licenses/bsd-license.php
13 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
14 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
18 #include <IndustryStandard/Acpi.h>
23 #define EFI_ACPI_OEM_MADT_REVISION 0x00000000 // TBD
28 #define EFI_ACPI_LOCAL_APIC_ADDRESS 0xFEE00000 // TBD
31 // Multiple APIC Flags are defined in AcpiX.0.h
33 #define EFI_ACPI_1_0_MULTIPLE_APIC_FLAGS (EFI_ACPI_1_0_PCAT_COMPAT)
36 // Define the number of each table type.
37 // This is where the table layout is modified.
39 #define EFI_ACPI_PROCESSOR_LOCAL_APIC_COUNT 1
40 #define EFI_ACPI_INTERRUPT_SOURCE_OVERRIDE_COUNT 2
41 #define EFI_ACPI_IO_APIC_COUNT 1
44 // Ensure proper structure formats
49 // ACPI 1.0 MADT structure
52 EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER Header;
54 #if EFI_ACPI_PROCESSOR_LOCAL_APIC_COUNT > 0
55 EFI_ACPI_1_0_PROCESSOR_LOCAL_APIC_STRUCTURE LocalApic[EFI_ACPI_PROCESSOR_LOCAL_APIC_COUNT];
58 #if EFI_ACPI_INTERRUPT_SOURCE_OVERRIDE_COUNT > 0
59 EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE Iso[EFI_ACPI_INTERRUPT_SOURCE_OVERRIDE_COUNT];
62 #if EFI_ACPI_IO_APIC_COUNT > 0
63 EFI_ACPI_1_0_IO_APIC_STRUCTURE IoApic[EFI_ACPI_IO_APIC_COUNT];
66 } EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE;
71 // Multiple APIC Description Table
73 EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE Madt = {
74 EFI_ACPI_1_0_APIC_SIGNATURE,
75 sizeof (EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE),
76 EFI_ACPI_1_0_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION,
79 // Checksum will be updated at runtime
84 // It is expected that these values will be programmed at runtime
86 ' ', ' ', ' ', ' ', ' ', ' ',
89 EFI_ACPI_OEM_MADT_REVISION,
94 // MADT specific fields
96 EFI_ACPI_LOCAL_APIC_ADDRESS,
97 EFI_ACPI_1_0_MULTIPLE_APIC_FLAGS,
100 // Processor Local APIC Structure
103 EFI_ACPI_1_0_PROCESSOR_LOCAL_APIC, // Type
104 sizeof (EFI_ACPI_1_0_PROCESSOR_LOCAL_APIC_STRUCTURE), // Length
105 0x00, // Processor ID
106 0x00, // Local APIC ID
107 0x00000001, // Flags - Enabled by default
110 // Interrupt Source Override Structure
114 // IRQ0=>IRQ2 Interrupt Source Override Structure
116 EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE, // Type
117 sizeof (EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE),// Length
119 0x00, // Source - IRQ0
120 0x00000002, // Global System Interrupt - IRQ2
121 0x0000, // Flags - Conforms to specifications of the bus
124 // ISO (SCI Active High) Interrupt Source Override Structure
126 EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE, // Type
127 sizeof (EFI_ACPI_1_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE),// Length
129 0x09, // Source - IRQ0
130 0x00000009, // Global System Interrupt - IRQ2
131 0x000D, // Flags - Level-tiggered, Active High
136 EFI_ACPI_1_0_IO_APIC, // Type
137 sizeof (EFI_ACPI_1_0_IO_APIC_STRUCTURE), // Length
139 EFI_ACPI_RESERVED_BYTE, // Reserved
140 0xFEC00000, // IO APIC Address (physical)
141 0x00000000 // Global System Interrupt Base
151 // Reference the table being generated to prevent the optimizer from removing the
152 // data structure from the exeutable