Hi all,

Gentle reminder on the patch.

Regards,
Rohit

> -----Original Message-----
> From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Rohit
> Mathew via groups.io
> Sent: Monday, February 13, 2023 9:01 PM
> To: devel@edk2.groups.io
> Cc: 'Michael D Kinney' <michael.d.kin...@intel.com>; Sami Mujawar
> <sami.muja...@arm.com>; 'Zhiguang Liu' <zhiguang...@arm.com>; Thomas
> Abraham <thomas.abra...@arm.com>; 'Swatisri Kantamsetti'
> <swatis...@nvidia.com>; nd <n...@arm.com>; gaoliming
> <gaolim...@byosoft.com.cn>
> Subject: Re: [edk2-devel] [edk2][PATCH V1 1/1] MdePkg/IndustryStandard:
> add definitions for MPAM ACPI specification
> 
> Hi all,
> 
> Gentle reminder on the patch.
> 
> Thanks,
> Rohit
> 
> > -----Original Message-----
> > From: gaoliming <gaolim...@byosoft.com.cn>
> > Sent: 29 January 2023 05:39
> > To: Rohit Mathew <rohit.mat...@arm.com>; devel@edk2.groups.io
> > Cc: 'Michael D Kinney' <michael.d.kin...@intel.com>; Sami Mujawar
> > <sami.muja...@arm.com>; 'Zhiguang Liu' <zhiguang...@arm.com>;
> Thomas
> > Abraham <thomas.abra...@arm.com>; 'Swatisri Kantamsetti'
> > <swatis...@nvidia.com>
> > Subject: 回复: [edk2][PATCH V1 1/1] MdePkg/IndustryStandard: add
> > definitions for MPAM ACPI specification
> >
> > Acked-by: Liming Gao <gaolim...@byosoft.com.cn>
> >
> > > -----邮件原件-----
> > > 发件人: Rohit Mathew <rohit.mat...@arm.com>
> > > 发送时间: 2023年1月25日 8:39
> > > 收件人: devel@edk2.groups.io
> > > 抄送: Michael D Kinney <michael.d.kin...@intel.com>; Sami Mujawar
> > > <sami.muja...@arm.com>; Liming Gao <gaolim...@byosoft.com.cn>;
> > > Zhiguang Liu <zhiguang...@arm.com>; Thomas Abraham
> > > <thomas.abra...@arm.com>; Swatisri Kantamsetti
> > <swatis...@nvidia.com>
> > > 主题: [edk2][PATCH V1 1/1] MdePkg/IndustryStandard: add definitions
> > > for MPAM ACPI specification
> > >
> > > add definitions, macros and types for elements associated with MPAM
> > > ACPI 2.0 specification.
> > >
> > > Signed-off-by: Rohit Mathew <rohit.mat...@arm.com>
> > > ---
> > >  MdePkg/Include/IndustryStandard/Acpi64.h |   7 +-
> > >  MdePkg/Include/IndustryStandard/Mpam.h   | 229
> > > ++++++++++++++++++++
> > >  2 files changed, 235 insertions(+), 1 deletion(-)
> > >
> > > github link:
> > > https://github.com/rohit-arm/edk2/tree/mpam_acpi
> > >
> > > diff --git a/MdePkg/Include/IndustryStandard/Acpi64.h
> > > b/MdePkg/Include/IndustryStandard/Acpi64.h
> > > index 575ca0430c..2be9525979 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 Limited. All rights reserved.<BR>
> > >
> > >    SPDX-License-Identifier: BSD-2-Clause-Patent  **/ @@ -3157,6
> > > +3157,11 @@ typedef struct {  ///  #define
> > > EFI_ACPI_6_4_XEN_PROJECT_TABLE_SIGNATURE
> > > SIGNATURE_32('X', 'E', 'N', 'V')
> > >
> > > +///
> > > +/// "MPAM" Memory System Resource Partitioning and Monitoring Table
> > > +/// #define
> > >
> > EFI_ACPI_MEMORY_SYSTEM_RESOURCE_PARTITIONING_AND_MONITORIN
> > > G_TABLE_SIGNATURE  SIGNATURE_32('M', 'P', 'A', 'M')
> > > +
> > >  #pragma pack()
> > >
> > >  #endif
> > > diff --git a/MdePkg/Include/IndustryStandard/Mpam.h
> > > b/MdePkg/Include/IndustryStandard/Mpam.h
> > > new file mode 100644
> > > index 0000000000..8e6e72ea28
> > > --- /dev/null
> > > +++ b/MdePkg/Include/IndustryStandard/Mpam.h
> > > @@ -0,0 +1,229 @@
> > > +/** @file
> > > +  ACPI for Memory System Resource Partitioning and Monitoring 2.0
> > > +(MPAM)
> > > as
> > > +  specified in ARM spec DEN0065
> > > +
> > > +  Copyright (c) 2023, Arm Limited. All rights reserved.
> > > +
> > > +  SPDX-License-Identifier: BSD-2-Clause-Patent
> > > +
> > > +  @par Specification Reference:
> > > +   - [1] ACPI for Memory System Resource Partitioning and Monitoring 2.0
> > > +     (https://developer.arm.com/documentation/den0065/latest)
> > > +
> > > +  @par Glossary:
> > > +    - MPAM - Memory System Resource Partitioning And Monitoring
> > > +    - MSC  - Memory System Component
> > > +    - PCC  - Platform Communication Channel
> > > +    - RIS  - Resource Instance Selection
> > > +    - SMMU - Arm System Memory Management Unit **/
> > > +
> > > +#ifndef MPAM_H_
> > > +#define MPAM_H_
> > > +
> > > +#include <IndustryStandard/Acpi.h>
> > > +
> > > +///
> > > +/// MPAM Revision
> > > +///
> > > +#define
> > >
> > EFI_ACPI_MEMORY_SYSTEM_RESOURCE_PARTITIONING_AND_MONITORIN
> > > G_TABLE_REVISION  (0x01)
> > > +
> > > +///
> > > +/// MPAM Interrupt mode
> > > +///
> > > +#define EFI_ACPI_MPAM_INTERRUPT_LEVEL_TRIGGERED  (0x0)
> > > +#define EFI_ACPI_MPAM_INTERRUPT_EDGE_TRIGGERED   (0x1)
> > > +
> > > +///
> > > +/// MPAM Interrupt type
> > > +///
> > > +#define EFI_ACPI_MPAM_INTERRUPT_WIRED  (0x0)
> > > +
> > > +///
> > > +/// MPAM Interrupt affinity type
> > > +///
> > > +#define EFI_ACPI_MPAM_PROCESSOR_AFFINITY            (0x0)
> > > +#define EFI_ACPI_MPAM_PROCESSOR_CONTAINER_AFFINITY  (0x1)
> > > +
> > > +///
> > > +/// MPAM MSC affinity valid
> > > +///
> > > +#define EFI_ACPI_MPAM_AFFINITY_NOT_VALID  (0x0)
> > > +#define EFI_ACPI_MPAM_AFFINITY_VALID      (0x1)
> > > +
> > > +///
> > > +/// MPAM Interrupt flag - bit positions /// #define
> > > +EFI_ACPI_MPAM_INTERRUPT_MODE_POS  (0x0) #define
> > > +EFI_ACPI_MPAM_INTERRUPT_TYPE_POS  (0x1)
> > > +#define EFI_ACPI_MPAM_AFFINITY_TYPE_POS   (0x3)
> > > +#define EFI_ACPI_MPAM_AFFINITY_VALID_POS  (0x4)
> > > +#define EFI_ACPI_MPAM_RESERVED_POS        (0x5)
> > > +
> > > +///
> > > +/// MPAM Location types
> > > +/// as described in document [1], table 11 /// #define
> > > +EFI_ACPI_MPAM_LOCATION_PROCESSOR_CACHE  (0x0)
> > > +#define EFI_ACPI_MPAM_LOCATION_MEMORY           (0x1)
> > > +#define EFI_ACPI_MPAM_LOCATION_SMMU             (0x2)
> > > +#define EFI_ACPI_MPAM_LOCATION_MEMORY_CACHE     (0x3)
> > > +#define EFI_ACPI_MPAM_LOCATION_ACPI_DEVICE      (0x4)
> > > +#define EFI_ACPI_MPAM_LOCATION_INTERCONNECT     (0x5)
> > > +#define EFI_ACPI_MPAM_LOCATION_UNKNOWN          (0xFF)
> > > +
> > > +///
> > > +/// MPAM Interface types
> > > +///
> > > +#define EFI_ACPI_MPAM_INTERFACE_MMIO  (0x0)
> > > +#define EFI_ACPI_MPAM_INTERFACE_PCC   (0x0A)
> > > +
> > > +#pragma pack(1)
> > > +
> > > +///
> > > +/// MPAM MSC generic locator descriptor /// as described in
> > > +document [1], table 12 /// typedef struct {
> > > +  UINT64    Descriptor1;
> > > +  UINT32    Descriptor2;
> > > +} EFI_ACPI_MPAM_GENERIC_LOCATOR;
> > > +
> > > +///
> > > +/// MPAM processor cache locator descriptor /// as described in
> > > +document [1], table 13 /// typedef struct {
> > > +  UINT64    CacheReference;
> > > +  UINT32    Reserved;
> > > +} EFI_ACPI_MPAM_CACHE_LOCATOR;
> > > +
> > > +///
> > > +/// MPAM memory locator descriptor
> > > +/// as described in document [1], table 14 /// typedef struct {
> > > +  UINT64    ProximityDomain;
> > > +  UINT32    Reserved;
> > > +} EFI_ACPI_MPAM_MEMORY_LOCATOR;
> > > +
> > > +///
> > > +/// MPAM SMMU locator descriptor
> > > +/// as described in document [1], table 15 /// typedef struct {
> > > +  UINT64    SmmuInterface;
> > > +  UINT32    Reserved;
> > > +} EFI_ACPI_MPAM_SMMU_LOCATOR;
> > > +
> > > +///
> > > +/// MPAM memory-side cache locator descriptor /// as described in
> > > +Document [1], table 16 /// typedef struct {
> > > +  UINT8     Reserved[7];
> > > +  UINT8     Level;
> > > +  UINT32    Reference;
> > > +} EFI_ACPI_MPAM_MEMORY_CACHE_LOCATOR;
> > > +
> > > +///
> > > +/// MPAM ACPI device locator descriptor /// as described in
> > > +document [1], table 17 /// typedef struct {
> > > +  UINT64    AcpiHardwareId;
> > > +  UINT32    AcpiUniqueId;
> > > +} EFI_ACPI_MPAM_ACPI_LOCATOR;
> > > +
> > > +///
> > > +/// MPAM interconnect locator descriptor /// as described in
> > > +document [1], table 18 /// typedef struct {
> > > +  UINT64    InterconnectDescTblOff;
> > > +  UINT32    Reserved;
> > > +} EFI_ACPI_MPAM_INTERCONNECT_LOCATOR;
> > > +
> > > +///
> > > +/// MPAM interconnect descriptor
> > > +/// as described in document [1], table 19 /// typedef struct {
> > > +  UINT32    SourceID;
> > > +  UINT32    DestinationID;
> > > +  UINT8     LinkType;
> > > +  UINT8     Reserved[3];
> > > +} EFI_ACPI_MPAM_INTERCONNECT_DESCRIPTOR;
> > > +
> > > +///
> > > +/// MPAM interconnect descriptor table /// as described in document
> > > +[1], table 20 /// typedef struct {
> > > +  UINT8     Signature[16];
> > > +  UINT32    NumDescriptors;
> > > +} EFI_ACPI_MPAM_INTERCONNECT_DESCRIPTOR_TABLE;
> > > +
> > > +///
> > > +/// MPAM resource locator
> > > +///
> > > +typedef union {
> > > +  EFI_ACPI_MPAM_CACHE_LOCATOR           CacheLocator;
> > > +  EFI_ACPI_MPAM_MEMORY_LOCATOR          MemoryLocator;
> > > +  EFI_ACPI_MPAM_SMMU_LOCATOR            SmmuLocator;
> > > +  EFI_ACPI_MPAM_MEMORY_CACHE_LOCATOR    MemCacheLocator;
> > > +  EFI_ACPI_MPAM_ACPI_LOCATOR            AcpiLocator;
> > > +  EFI_ACPI_MPAM_INTERCONNECT_LOCATOR    InterconnectIfcLocator;
> > > +  EFI_ACPI_MPAM_GENERIC_LOCATOR         GenericLocator;
> > > +} EFI_ACPI_MPAM_LOCATOR;
> > > +
> > > +///
> > > +/// MPAM MSC node body
> > > +/// as described document [1], table 4 /// typedef struct {
> > > +  UINT16    Length;
> > > +  UINT8     InterfaceType;
> > > +  UINT8     Reserved;
> > > +  UINT32    Identifier;
> > > +  UINT64    BaseAddress;
> > > +  UINT32    MmioSize;
> > > +  UINT32    OverflowInterrupt;
> > > +  UINT32    OverflowInterruptFlags;
> > > +  UINT32    Reserved1;
> > > +  UINT32    OverflowInterruptAffinity;
> > > +  UINT32    ErrorInterrupt;
> > > +  UINT32    ErrorInterruptFlags;
> > > +  UINT32    Reserved2;
> > > +  UINT32    ErrorInterruptAffinity;
> > > +  UINT32    MaxNrdyUsec;
> > > +  UINT64    HIDLinkedDevice;
> > > +  UINT32    InstanceIDLinkedDevice;
> > > +  UINT32    NumResources;
> > > +} EFI_ACPI_MPAM_MSC_NODE;
> > > +
> > > +///
> > > +/// MPAM MSC resource
> > > +/// as described in document [1], table 9 /// typedef struct {
> > > +  UINT32                   Identifier;
> > > +  UINT8                    RisIndex;
> > > +  UINT16                   Reserved1;
> > > +  UINT8                    LocatorType;
> > > +  EFI_ACPI_MPAM_LOCATOR    Locator;
> > > +  UINT32                   NumDependencies;
> > > +} EFI_ACPI_MPAM_MSC_RESOURCE;
> > > +
> > > +///
> > > +/// MPAM Function dependency descriptor /// as described in
> > > +document [1], table 10 /// typedef struct {
> > > +  UINT32    Producer;
> > > +  UINT32    Reserved;
> > > +} EFI_ACPI_MPAM_FUNCTIONAL_DEPENDENCY_DESCRIPTOR;
> > > +
> > > +#pragma pack()
> > > +
> > > +#endif
> > > --
> > > 2.25.1
> >
> >
> 
> 
> 
> 
> 



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