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-rw-r--r--DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtCpuTopologyLibArm/SsdtCpuTopologyGenerator.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtCpuTopologyLibArm/SsdtCpuTopologyGenerator.h b/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtCpuTopologyLibArm/SsdtCpuTopologyGenerator.h
index 48e4455490..0c7a0b0601 100644
--- a/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtCpuTopologyLibArm/SsdtCpuTopologyGenerator.h
+++ b/DynamicTablesPkg/Library/Acpi/Arm/AcpiSsdtCpuTopologyLibArm/SsdtCpuTopologyGenerator.h
@@ -1,11 +1,17 @@
/** @file
SSDT Cpu Topology Table Generator.
- Copyright (c) 2021, Arm Limited. All rights reserved.<BR>
+ Copyright (c) 2021 - 2023, Arm Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Reference(s):
- ACPI 6.3 Specification - January 2019 - s8.4 Declaring Processors
+ - ACPI for CoreSight version 1.2 Platform Design Document
+ (https://developer.arm.com/documentation/den0067/a/?lang=en)
+
+ @par Glossary:
+ - ETE - Embedded Trace Extension.
+ - ETM - Embedded Trace Macrocell.
**/
#ifndef SSDT_CPU_TOPOLOGY_GENERATOR_H_
@@ -49,6 +55,9 @@
/// HID for a processor device.
#define ACPI_HID_PROCESSOR_DEVICE "ACPI0007"
+/// HID for a ETM/ETE device.
+#define ACPI_HID_ET_DEVICE "ARMHC500"
+
/// HID for a processor container device.
#define ACPI_HID_PROCESSOR_CONTAINER_DEVICE "ACPI0010"