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From: "PierreGondois" <pierre.gondois@arm.com>
To: devel@edk2.groups.io
Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>,
	Leif Lindholm <quic_llindhol@quicinc.com>,
	Sami Mujawar <sami.mujawar@arm.com>,
	Michael D Kinney <michael.d.kinney@intel.com>,
	Liming Gao <gaoliming@byosoft.com.cn>
Subject: [edk2-devel] [PATCH v3 07/11] DynamicTablesPkg: Add PsdToken field to CM_ARM_GICC_INFO object
Date: Tue, 21 Nov 2023 17:50:03 +0100	[thread overview]
Message-ID: <20231121165007.1546858-8-pierre.gondois@arm.com> (raw)
In-Reply-To: <20231121165007.1546858-1-pierre.gondois@arm.com>

The _PSD object (cf. ACPI 6.5, s8.4.5.5 _PSD (P-State Dependency)
allows to describe CPU's power state dependencies. Add a PsdToken
field to the CM_ARM_GICC_INFO object so that interdependent CPUs
can reference the same CM_ARM_PSD_INFO object.

Signed-off-by: Pierre Gondois <pierre.gondois@arm.com>
---
 DynamicTablesPkg/Include/ArmNameSpaceObjects.h               | 5 +++++
 .../Common/TableHelperLib/ConfigurationManagerObjectParser.c | 3 ++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/DynamicTablesPkg/Include/ArmNameSpaceObjects.h b/DynamicTablesPkg/Include/ArmNameSpaceObjects.h
index 3748cb7c8085..3805c5824773 100644
--- a/DynamicTablesPkg/Include/ArmNameSpaceObjects.h
+++ b/DynamicTablesPkg/Include/ArmNameSpaceObjects.h
@@ -218,6 +218,11 @@ typedef struct CmArmGicCInfo {
       i.e. a token referencing a CM_ARM_ET_INFO object.
   */
   CM_OBJECT_TOKEN    EtToken;
+
+  /** Optional field: Reference Token for the Psd info of this processor.
+      i.e. a token referencing a CM_ARM_PSD_INFO object.
+  */
+  CM_OBJECT_TOKEN    PsdToken;
 } CM_ARM_GICC_INFO;
 
 /** A structure that describes the
diff --git a/DynamicTablesPkg/Library/Common/TableHelperLib/ConfigurationManagerObjectParser.c b/DynamicTablesPkg/Library/Common/TableHelperLib/ConfigurationManagerObjectParser.c
index cceff56756fc..178e1821393d 100644
--- a/DynamicTablesPkg/Library/Common/TableHelperLib/ConfigurationManagerObjectParser.c
+++ b/DynamicTablesPkg/Library/Common/TableHelperLib/ConfigurationManagerObjectParser.c
@@ -85,7 +85,8 @@ STATIC CONST CM_OBJ_PARSER  CmArmGicCInfoParser[] = {
   { "AffinityFlags",                 4,                        "0x%x",   NULL },
   { "CpcToken",                      sizeof (CM_OBJECT_TOKEN), "0x%p",   NULL },
   { "TRBEInterrupt",                 2,                        "0x%x",   NULL },
-  { "EtToken",                       sizeof (CM_OBJECT_TOKEN), "0x%p",   NULL }
+  { "EtToken",                       sizeof (CM_OBJECT_TOKEN), "0x%p",   NULL },
+  { "PsdToken",                      sizeof (CM_OBJECT_TOKEN), "0x%p",   NULL },
 };
 
 /** A parser for EArmObjGicDInfo.
-- 
2.25.1



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  parent reply	other threads:[~2023-11-21 16:50 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-21 16:49 [edk2-devel] [PATCH v3 00/11] DynamicTablesPkg: Enable _PSD/_CPC generation using SCMI PierreGondois
2023-11-21 16:49 ` [edk2-devel] [PATCH v3 01/11] ArmPkg/ArmScmiDxe: Rename PERFORMANCE_PROTOCOL_VERSION PierreGondois
2023-11-21 17:02   ` Leif Lindholm
2023-11-21 16:49 ` [edk2-devel] [PATCH v3 02/11] ArmPkg/ArmScmiDxe: Add PERFORMANCE_DESCRIBE_FASTCHANNEL support PierreGondois
2023-11-21 16:49 ` [edk2-devel] [PATCH v3 03/11] MdePkg/Acpi65: Add _PSD/_CPC/State Coordination Types macros PierreGondois
2023-11-22  0:03   ` Ni, Ray
2023-11-22  7:54     ` PierreGondois
2023-11-27  8:36       ` PierreGondois
2023-11-30  1:07         ` Ni, Ray
2023-11-21 16:50 ` [edk2-devel] [PATCH v3 04/11] DynamicTablesPkg: Use new CPC revision macro PierreGondois
2023-11-21 16:50 ` [edk2-devel] [PATCH v3 05/11] DynamicTablesPkg: Rename AmlCpcInfo.h to AcpiObjects.h PierreGondois
2023-11-21 16:50 ` [edk2-devel] [PATCH v3 06/11] DynamicTablesPkg: Add CM_ARM_PSD_INFO object PierreGondois
2023-11-21 16:50 ` PierreGondois [this message]
2023-11-21 16:50 ` [edk2-devel] [PATCH v3 08/11] DynamicTablesPkg: Add AmlCreatePsdNode() to generate _PSD PierreGondois
2023-11-21 16:50 ` [edk2-devel] [PATCH v3 09/11] DynamicTablesPkg: Generate _PSD in SsdtCpuTopologyGenerator PierreGondois
2023-11-21 16:50 ` [edk2-devel] [PATCH v3 10/11] DynamicTablesPkg: Add DynamicTablesScmiInfoLib PierreGondois
2023-11-21 17:05   ` Leif Lindholm
2023-11-21 16:50 ` [edk2-devel] [PATCH v3 11/11] DynamicTablesPkg: Remove check for _CPC field PierreGondois

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