From: "PierreGondois" <pierre.gondois@arm.com>
To: devel@edk2.groups.io
Cc: Sami Mujawar <sami.mujawar@arm.com>,
Leif Lindholm <quic_llindhol@quicinc.com>,
Ard Biesheuvel <ardb+tianocore@kernel.org>,
Michael D Kinney <michael.d.kinney@intel.com>,
Liming Gao <gaoliming@byosoft.com.cn>
Subject: [edk2-devel] [PATCH v2 03/11] MdePkg/Acpi64: Add _PSD/_CPC/State Coordination Types macros
Date: Wed, 25 Oct 2023 13:25:32 +0200 [thread overview]
Message-ID: <20231025112540.1654844-4-pierre.gondois@arm.com> (raw)
In-Reply-To: <20231025112540.1654844-1-pierre.gondois@arm.com>
From: Pierre Gondois <pierre.gondois@arm.com>
Add macros for:
- _PSD version
- _CPC version
- C-state/T-state/P-state Coordination Types
These objects were present in previous ACPI specification version,
but are only added to the latest availbable version (6.4).
Signed-off-by: Pierre Gondois <pierre.gondois@arm.com>
---
MdePkg/Include/IndustryStandard/Acpi64.h | 25 +++++++++++++++++++++++-
1 file changed, 24 insertions(+), 1 deletion(-)
diff --git a/MdePkg/Include/IndustryStandard/Acpi64.h b/MdePkg/Include/IndustryStandard/Acpi64.h
index 575ca0430c13..e3c128d7548d 100644
--- a/MdePkg/Include/IndustryStandard/Acpi64.h
+++ b/MdePkg/Include/IndustryStandard/Acpi64.h
@@ -2,7 +2,7 @@
ACPI 6.4 definitions from the ACPI Specification Revision 6.4 Jan, 2021.
Copyright (c) 2017 - 2022, Intel Corporation. All rights reserved.<BR>
- Copyright (c) 2019 - 2021, ARM Ltd. All rights reserved.<BR>
+ Copyright (c) 2019 - 2023, Arm Ltd. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -17,6 +17,29 @@
//
#pragma pack(1)
+///
+/// C-state/T-state/P-state Coordination Types
+/// Cf. s8.3 Power, Performance, and Throttling State Dependencies
+///
+#define EFI_ACPI_6_4_AML_STATE_COORD_TYPE_SW_ALL 0xFC
+#define EFI_ACPI_6_4_AML_STATE_COORD_TYPE_SW_ANY 0xFD
+#define EFI_ACPI_6_4_AML_STATE_COORD_TYPE_HW_ALL 0xFE
+
+///
+/// _PSD Revision
+/// Cf. s8.4.6.5 _PSD (P-State Dependency)
+///
+#define EFI_ACPI_6_4_AML_PSD_REVISION_V0 0
+
+///
+/// _CPC Revision
+/// Cf. s8.4.7.1 _CPC (Continuous Performance Control)
+///
+#define EFI_ACPI_6_4_AML_CPC_REVISION_V0 0
+#define EFI_ACPI_6_4_AML_CPC_REVISION_V1 1
+#define EFI_ACPI_6_4_AML_CPC_REVISION_V2 2
+#define EFI_ACPI_6_4_AML_CPC_REVISION_V3 3
+
///
/// ACPI 6.4 Generic Address Space definition
///
--
2.25.1
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next prev parent reply other threads:[~2023-10-25 11:25 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-25 11:25 [edk2-devel] [PATCH v2 00/11] DynamicTablesPkg: Enable _PSD/_CPC generation using SCMI PierreGondois
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 01/11] ArmPkg/ArmScmiDxe: Rename PERFORMANCE_PROTOCOL_VERSION PierreGondois
2023-10-26 10:05 ` Leif Lindholm
2023-11-02 10:20 ` PierreGondois
2023-11-10 9:11 ` PierreGondois
2023-11-10 15:25 ` Leif Lindholm
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 02/11] ArmPkg/ArmScmiDxe: Add PERFORMANCE_DESCRIBE_FASTCHANNEL support PierreGondois
2023-10-26 10:37 ` Leif Lindholm
2023-11-02 10:19 ` PierreGondois
2023-11-02 13:32 ` Leif Lindholm
2023-10-25 11:25 ` PierreGondois [this message]
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 04/11] DynamicTablesPkg: Use new CPC revision macro PierreGondois
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 05/11] DynamicTablesPkg: Rename AmlCpcInfo.h to AcpiObjects.h PierreGondois
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 06/11] DynamicTablesPkg: Add CM_ARM_PSD_INFO object PierreGondois
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 07/11] DynamicTablesPkg: Add PsdToken field to CM_ARM_GICC_INFO object PierreGondois
2023-10-26 10:45 ` Leif Lindholm
2023-11-02 10:20 ` PierreGondois
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 08/11] DynamicTablesPkg: Add AmlCreatePsdNode() to generate _PSD PierreGondois
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 09/11] DynamicTablesPkg: Generate _PSD in SsdtCpuTopologyGenerator PierreGondois
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 10/11] DynamicTablesPkg: Add ArmScmiInfoLib PierreGondois
2023-10-26 11:03 ` Leif Lindholm
2023-11-02 10:20 ` PierreGondois
2023-11-09 9:58 ` PierreGondois
2023-11-09 11:26 ` Leif Lindholm
2023-11-10 9:11 ` PierreGondois
2023-10-25 11:25 ` [edk2-devel] [PATCH v2 11/11] DynamicTablesPkg: Remove check for _CPC field PierreGondois
2023-10-26 11:05 ` Leif Lindholm
2023-11-02 10:20 ` PierreGondois
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