Re: [edk2-devel] [PATCH v5 05/11] DynamicTablesPkg: Add CM_ARM_PSD_INFO object

["Sami Mujawar" <sami.mujawar@arm.com>]

Hi Pierre,

Thank you for the updated patch.

Reviewed-by: Sami Mujawar <sami.mujawar@arm.com>

Regards,

Sami Mujawar

On 25/01/2024, 15:19, "Pierre Gondois" <pierre.gondois@arm.com <mailto:pierre.gondois@arm.com>> wrote:


Add an object describing _PSD information, cf. ACPI 6.5,
s8.4.5.5 _PSD (P-State Dependency).
Also add the corresponding CmObjParser.


Signed-off-by: Pierre Gondois <pierre.gondois@arm.com <mailto:pierre.gondois@arm.com>>
---
DynamicTablesPkg/Include/AcpiObjects.h | 20 +++++++++++++++++++
.../Include/ArmNameSpaceObjects.h | 10 ++++++++++
.../ConfigurationManagerObjectParser.c | 11 ++++++++++
3 files changed, 41 insertions(+)


diff --git a/DynamicTablesPkg/Include/AcpiObjects.h b/DynamicTablesPkg/Include/AcpiObjects.h
index 8981c229544a..2bdabb2724bd 100644
--- a/DynamicTablesPkg/Include/AcpiObjects.h
+++ b/DynamicTablesPkg/Include/AcpiObjects.h
@@ -1,6 +1,7 @@
/** @file






Copyright (c) 2022, NVIDIA CORPORATION & AFFILIATES. All rights reserved.<BR>


+ Copyright (c) 2022 - 2023, Arm Limited. All rights reserved.<BR>






SPDX-License-Identifier: BSD-2-Clause-Patent


**/


@@ -119,6 +120,25 @@ typedef struct AmlCpcInfo {
UINT32 NominalFrequencyInteger;


} AML_CPC_INFO;






+/** A structure that describes a


+ P-State Dependency (PSD) Info.


+


+ Cf. ACPI 6.5, s8.4.5.5 _PSD (P-State Dependency).


+*/


+typedef struct AmlPsdInfo {


+ /// Revision.


+ UINT8 Revision;


+


+ /// Domain Id.


+ UINT32 Domain;


+


+ /// Coordination type.


+ UINT32 CoordType;


+


+ /// Number of processors belonging to the Domain.


+ UINT32 NumProc;


+} AML_PSD_INFO;


+


#pragma pack()






#endif //AML_CPC_INFO_H_


diff --git a/DynamicTablesPkg/Include/ArmNameSpaceObjects.h b/DynamicTablesPkg/Include/ArmNameSpaceObjects.h
index 453cc3fe83fa..3748cb7c8085 100644
--- a/DynamicTablesPkg/Include/ArmNameSpaceObjects.h
+++ b/DynamicTablesPkg/Include/ArmNameSpaceObjects.h
@@ -72,6 +72,7 @@ typedef enum ArmObjectID {
EArmObjPccSubspaceType4Info, ///< 47 - Pcc Subspace Type 4 Info


EArmObjPccSubspaceType5Info, ///< 48 - Pcc Subspace Type 5 Info


EArmObjEtInfo, ///< 49 - Embedded Trace Extension/Module Info


+ EArmObjPsdInfo, ///< 50 - P-State Dependency (PSD) Info


EArmObjMax


} EARM_OBJECT_ID;






@@ -1327,6 +1328,15 @@ typedef struct CmArmEtInfo {
ARM_ET_TYPE EtType;


} CM_ARM_ET_INFO;






+/** A structure that describes a


+ P-State Dependency (PSD) Info.


+


+ Cf. ACPI 6.5, s8.4.5.5 _PSD (P-State Dependency).


+


+ ID: EArmObjPsdInfo


+*/


+typedef AML_PSD_INFO CM_ARM_PSD_INFO;


+


#pragma pack()






#endif // ARM_NAMESPACE_OBJECTS_H_


diff --git a/DynamicTablesPkg/Library/Common/TableHelperLib/ConfigurationManagerObjectParser.c b/DynamicTablesPkg/Library/Common/TableHelperLib/ConfigurationManagerObjectParser.c
index c1a752841943..dc60a75eabb1 100644
--- a/DynamicTablesPkg/Library/Common/TableHelperLib/ConfigurationManagerObjectParser.c
+++ b/DynamicTablesPkg/Library/Common/TableHelperLib/ConfigurationManagerObjectParser.c
@@ -669,6 +669,15 @@ STATIC CONST CM_OBJ_PARSER CmArmEtInfo[] = {
{ "EtType", sizeof (ARM_ET_TYPE), "0x%x", NULL }


};






+/** A parser for EArmObjPsdInfo.


+*/


+STATIC CONST CM_OBJ_PARSER CmArmPsdInfoParser[] = {


+ { "Revision", 1, "0x%x", NULL },


+ { "DomainId", 4, "0x%x", NULL },


+ { "CoordType", 4, "0x%x", NULL },


+ { "NumProc", 4, "0x%x", NULL },


+};


+


/** A parser for Arm namespace objects.


*/


STATIC CONST CM_OBJ_PARSER_ARRAY ArmNamespaceObjectParser[] = {


@@ -767,6 +776,8 @@ STATIC CONST CM_OBJ_PARSER_ARRAY ArmNamespaceObjectParser[] = {
ARRAY_SIZE (CmArmPccSubspaceType5InfoParser) },


{ "EArmObjEtInfo", CmArmEtInfo,


ARRAY_SIZE (CmArmEtInfo) },


+ { "EArmObjPsdInfo", CmArmPsdInfoParser,


+ ARRAY_SIZE (CmArmPsdInfoParser) },


{ "EArmObjMax", NULL, 0 },


};






-- 
2.25.1







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