From: "PierreGondois" <pierre.gondois@arm.com>
To: devel@edk2.groups.io
Cc: Ray Ni <ray.ni@intel.com>, Sami Mujawar <sami.mujawar@arm.com>,
Leif Lindholm <quic_llindhol@quicinc.com>,
Ard Biesheuvel <ardb+tianocore@kernel.org>
Subject: [edk2-devel] [PATCH v4 06/10] DynamicTablesPkg: Add PsdToken field to CM_ARM_GICC_INFO object
Date: Tue, 12 Dec 2023 10:28:43 +0100 [thread overview]
Message-ID: <20231212092847.1253756-7-pierre.gondois@arm.com> (raw)
In-Reply-To: <20231212092847.1253756-1-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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next prev parent reply other threads:[~2023-12-12 9:29 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-12 9:28 [edk2-devel] [PATCH v4 00/10] DynamicTablesPkg: Enable _PSD/_CPC generation using SCMI PierreGondois
2023-12-12 9:28 ` [edk2-devel] [PATCH v4 01/10] ArmPkg/ArmScmiDxe: Rename PERFORMANCE_PROTOCOL_VERSION PierreGondois
2024-01-24 17:13 ` Sami Mujawar
2023-12-12 9:28 ` [edk2-devel] [PATCH v4 02/10] ArmPkg/ArmScmiDxe: Add PERFORMANCE_DESCRIBE_FASTCHANNEL support PierreGondois
2024-01-24 17:13 ` Sami Mujawar
2023-12-12 9:28 ` [edk2-devel] [PATCH v4 03/10] DynamicTablesPkg: Use new CPC revision macro PierreGondois
2024-01-24 17:13 ` Sami Mujawar
2023-12-12 9:28 ` [edk2-devel] [PATCH v4 04/10] DynamicTablesPkg: Rename AmlCpcInfo.h to AcpiObjects.h PierreGondois
2024-01-24 17:13 ` Sami Mujawar
2023-12-12 9:28 ` [edk2-devel] [PATCH v4 05/10] DynamicTablesPkg: Add CM_ARM_PSD_INFO object PierreGondois
2024-01-24 17:14 ` Sami Mujawar
2023-12-12 9:28 ` PierreGondois [this message]
2024-01-24 17:15 ` [edk2-devel] [PATCH v4 06/10] DynamicTablesPkg: Add PsdToken field to CM_ARM_GICC_INFO object Sami Mujawar
2023-12-12 9:28 ` [edk2-devel] [PATCH v4 07/10] DynamicTablesPkg: Add AmlCreatePsdNode() to generate _PSD PierreGondois
2024-01-24 17:24 ` Sami Mujawar
2023-12-12 9:28 ` [edk2-devel] [PATCH v4 08/10] DynamicTablesPkg: Generate _PSD in SsdtCpuTopologyGenerator PierreGondois
2024-01-24 17:15 ` Sami Mujawar
2023-12-12 9:28 ` [edk2-devel] [PATCH v4 09/10] DynamicTablesPkg: Add DynamicTablesScmiInfoLib PierreGondois
2024-01-25 10:57 ` Sami Mujawar
2023-12-12 9:28 ` [edk2-devel] [PATCH v4 10/10] DynamicTablesPkg: Remove check for _CPC field PierreGondois
2024-01-24 17:31 ` Sami Mujawar
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