From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by mx.groups.io with SMTP id smtpd.web11.19624.1684422384715647981 for ; Thu, 18 May 2023 08:06:24 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: arm.com, ip: 217.140.110.172, mailfrom: rohit.mathew@arm.com) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 37B591FB; Thu, 18 May 2023 08:07:09 -0700 (PDT) Received: from usa.arm.com (iss-desktop03.cambridge.arm.com [10.1.196.33]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 7E7CD3F793; Thu, 18 May 2023 08:06:23 -0700 (PDT) From: "Rohit Mathew" To: devel@edk2.groups.io Cc: Michael D Kinney , Liming Gao , Thomas Abraham , Sami Mujawar , James Morse Subject: [PATCH V2 1/3] MdePkg/IndustryStandard: add definitions for MPAM ACPI specification Date: Thu, 18 May 2023 16:06:19 +0100 Message-Id: <20230518150619.2491567-1-Rohit.Mathew@arm.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable From: Rohit Mathew add definitions, macros and types for elements associated with MPAM ACPI 2.0 specification. Signed-off-by: Rohit Mathew --- MdePkg/Include/IndustryStandard/Acpi65.h | 7 +- MdePkg/Include/IndustryStandard/Mpam.h | 258 ++++++++++++++++++++ 2 files changed, 264 insertions(+), 1 deletion(-) diff --git a/MdePkg/Include/IndustryStandard/Acpi65.h b/MdePkg/Include/In= dustryStandard/Acpi65.h index 1e41ae9a27..8a1d3d125a 100644 --- a/MdePkg/Include/IndustryStandard/Acpi65.h +++ b/MdePkg/Include/IndustryStandard/Acpi65.h @@ -2,7 +2,7 @@ ACPI 6.5 definitions from the ACPI Specification Revision 6.5 Aug, 202= 2. =20 Copyright (c) 2017 - 2022, Intel Corporation. All rights reserved.
- Copyright (c) 2019 - 2021, ARM Ltd. All rights reserved.
+ Copyright (c) 2019 - 2023, ARM Ltd. All rights reserved.
Copyright (c) 2023, Loongson Technology Corporation Limited. All right= s reserved.
=20 SPDX-License-Identifier: BSD-2-Clause-Patent @@ -3251,6 +3251,11 @@ typedef struct { /// #define EFI_ACPI_6_5_XEN_PROJECT_TABLE_SIGNATURE SIGNATURE_32('X', 'E',= 'N', 'V') =20 +/// +/// "MPAM" Memory System Resource Partitioning and Monitoring Table +/// +#define EFI_ACPI_MEMORY_SYSTEM_RESOURCE_PARTITIONING_AND_MONITORING_TABL= E_SIGNATURE SIGNATURE_32('M', 'P', 'A', 'M') + #pragma pack() =20 #endif diff --git a/MdePkg/Include/IndustryStandard/Mpam.h b/MdePkg/Include/Indu= stryStandard/Mpam.h new file mode 100644 index 0000000000..5d4c466abb --- /dev/null +++ b/MdePkg/Include/IndustryStandard/Mpam.h @@ -0,0 +1,258 @@ +/** @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 + +/// +/// MPAM Revision +/// +#define EFI_ACPI_MEMORY_SYSTEM_RESOURCE_PARTITIONING_AND_MONITORING_TABL= E_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_INTERRUPT_PROCESSOR_AFFINITY (0x0) +#define EFI_ACPI_MPAM_INTERRUPT_PROCESSOR_CONTAINER_AFFINITY (0x1) + +/// +/// MPAM MSC affinity valid +/// +#define EFI_ACPI_MPAM_INTERRUPT_AFFINITY_NOT_VALID (0x0) +#define EFI_ACPI_MPAM_INTERRUPT_AFFINITY_VALID (0x1) + +/// +/// MPAM Interrupt flag - bit positions +/// +#define EFI_ACPI_MPAM_INTERRUPT_MODE_SHIFT (0) +#define EFI_ACPI_MPAM_INTERRUPT_TYPE_SHIFT (1) +#define EFI_ACPI_MPAM_INTERRUPT_AFFINITY_TYPE_SHIFT (3) +#define EFI_ACPI_MPAM_INTERRUPT_AFFINITY_VALID_SHIFT (4) +#define EFI_ACPI_MPAM_INTERRUPT_RESERVED_SHIFT (5) + +/// +/// MPAM Interrupt flag - bit masks +/// +#define EFI_ACPI_MPAM_INTERRUPT_MODE_MASK (0x1) +#define EFI_ACPI_MPAM_INTERRUPT_TYPE_MASK (0x3) +#define EFI_ACPI_MPAM_INTERRUPT_AFFINITY_TYPE_MASK (0x8) +#define EFI_ACPI_MPAM_INTERRUPT_AFFINITY_VALID_MASK (0x10) +#define EFI_ACPI_MPAM_INTERRUPT_RESERVED_MASK (0xFFFFFFE0) + +/// +/// MPAM_MEMORY_LOCATOR_RESERVED_MASK should be used along with an 8 byt= e object +/// starting at the base of the locator field. +/// +#define EFI_ACPI_MPAM_MEM_LOCATOR_RESERVED_FIELD_MASK (0x00FFFFFFFFFFF= FFFULL) +#define EFI_ACPI_MPAM_MEM_LOCATOR_RESERVED_FIELD_SHIFT (0) + +/// +/// MPAM_MEMORY_LOCATOR_LEVEL_MASK should be used along with an 8 byte o= bject +/// starting at the base of the locator field. +/// +#define EFI_ACPI_MPAM_MEM_LOCATOR_LEVEL_FIELD_MASK (0xFF00000000000000= ULL) +#define EFI_ACPI_MPAM_MEM_LOCATOR_LEVEL_FIELD_SHIFT (56) + +/// +/// 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 (0x1) + +/// +/// MPAM Link types +/// +#define EFI_ACPI_MPAM_LINK_TYPE_NUMA (0x0) +#define EFI_ACPI_MPAM_LINK_TYPE_PROC (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 HardwareIdLinkedDevice; + 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 NumFunctionalDependencies; +} 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 --=20 2.34.1