/** @file Copyright (c) 2024, Arm Limited. All rights reserved.
Copyright (c) 2024, NVIDIA CORPORATION & AFFILIATES. All rights reserved.
Copyright (c) 2024 Advanced Micro Devices, Inc. All rights reserved. SPDX-License-Identifier: BSD-2-Clause-Patent @par Glossary: - Cm or CM - Configuration Manager - Obj or OBJ - Object - Std or STD - Standard **/ #ifndef ARCH_COMMON_NAMESPACE_OBJECTS_H_ #define ARCH_COMMON_NAMESPACE_OBJECTS_H_ #include #include #include /** The EARCH_COMMON_OBJECT_ID enum describes the Object IDs in the Arch Common Namespace */ typedef enum ArchCommonObjectID { EArchCommonObjReserved, ///< 0 - Reserved EArchCommonObjPowerManagementProfileInfo, ///< 1 - Power Management Profile Info EArchCommonObjSerialPortInfo, ///< 2 - Generic Serial Port Info EArchCommonObjConsolePortInfo, ///< 3 - Serial Console Port Info EArchCommonObjSerialDebugPortInfo, ///< 4 - Serial Debug Port Info EArchCommonObjHypervisorVendorIdentity, ///< 5 - Hypervisor Vendor Id EArchCommonObjFixedFeatureFlags, ///< 6 - Fixed feature flags for FADT EArchCommonObjCmRef, ///< 7 - CM Object Reference EArchCommonObjPciConfigSpaceInfo, ///< 8 - PCI Configuration Space Info EArchCommonObjPciAddressMapInfo, ///< 9 - Pci Address Map Info EArchCommonObjPciInterruptMapInfo, ///< 10 - Pci Interrupt Map Info EArchCommonObjMemoryAffinityInfo, ///< 11 - Memory Affinity Info EArchCommonObjDeviceHandleAcpi, ///< 12 - Device Handle Acpi EArchCommonObjDeviceHandlePci, ///< 13 - Device Handle Pci EArchCommonObjGenericInitiatorAffinityInfo, ///< 14 - Generic Initiator Affinity EArchCommonObjLpiInfo, ///< 15 - Lpi Info EArchCommonObjProcHierarchyInfo, ///< 16 - Processor Hierarchy Info EArchCommonObjCacheInfo, ///< 17 - Cache Info EArchCommonObjCpcInfo, ///< 18 - Continuous Performance Control Info EArchCommonObjPccSubspaceType0Info, ///< 19 - Pcc Subspace Type 0 Info EArchCommonObjPccSubspaceType1Info, ///< 20 - Pcc Subspace Type 1 Info EArchCommonObjPccSubspaceType2Info, ///< 21 - Pcc Subspace Type 2 Info EArchCommonObjPccSubspaceType3Info, ///< 22 - Pcc Subspace Type 3 Info EArchCommonObjPccSubspaceType4Info, ///< 23 - Pcc Subspace Type 4 Info EArchCommonObjPccSubspaceType5Info, ///< 24 - Pcc Subspace Type 5 Info EArchCommonObjPsdInfo, ///< 25 - P-State Dependency (PSD) Info EArchCommonObjTpm2InterfaceInfo, ///< 26 - TPM Interface Info EArchCommonObjSpmiInterfaceInfo, ///< 27 - SPMI Interface Info EArchCommonObjSpmiInterruptDeviceInfo, ///< 28 - SPMI Interrupt and Device Info EArchCommonObjMax } EARCH_COMMON_OBJECT_ID; #pragma pack(1) /** A structure that describes the Power Management Profile Information for the Platform. ID: EArchCommonObjPowerManagementProfileInfo */ typedef struct CmArchCommonPowerManagementProfileInfo { /** This is the Preferred_PM_Profile field of the FADT Table described in the ACPI Specification */ UINT8 PowerManagementProfile; } CM_ARCH_COMMON_POWER_MANAGEMENT_PROFILE_INFO; /** A structure that describes the Serial Port information for the Platform. ID: EArchCommonObjConsolePortInfo or EArchCommonObjSerialDebugPortInfo or EArchCommonObjSerialPortInfo */ typedef struct EArchCommonSerialPortInfo { /// The physical base address for the serial port UINT64 BaseAddress; /** The serial port interrupt. 0 indicates that the serial port does not have an interrupt wired. */ UINT32 Interrupt; /// The serial port baud rate UINT64 BaudRate; /// The serial port clock UINT32 Clock; /// Serial Port subtype UINT16 PortSubtype; /// The Base address length UINT64 BaseAddressLength; /// The access size UINT8 AccessSize; } CM_ARCH_COMMON_SERIAL_PORT_INFO; /** A structure that describes the Hypervisor Vendor ID information for the Platform. ID: EArchCommonObjHypervisorVendorIdentity */ typedef struct CmArchCommonHypervisorVendorIdentity { /// The hypervisor Vendor ID UINT64 HypervisorVendorId; } CM_ARCH_COMMON_HYPERVISOR_VENDOR_ID; /** A structure that describes the Fixed feature flags for the Platform. ID: EArchCommonObjFixedFeatureFlags */ typedef struct CmArchCommonFixedFeatureFlags { /// The Fixed feature flags UINT32 Flags; } CM_ARCH_COMMON_FIXED_FEATURE_FLAGS; /** A structure that describes a reference to another Configuration Manager object. This is useful for creating an array of reference tokens. The framework can then query the configuration manager for these arrays using the object ID EArchCommonObjCmRef. This can be used is to represent one-to-many relationships between objects. ID: EArchCommonObjCmRef */ typedef struct CmArchCommonObjRef { /// Token of the CM object being referenced CM_OBJECT_TOKEN ReferenceToken; } CM_ARCH_COMMON_OBJ_REF; /** A structure that describes the PCI Configuration Space information for the Platform. ID: EArchCommonObjPciConfigSpaceInfo */ typedef struct CmArchCommonPciConfigSpaceInfo { /// The physical base address for the PCI segment UINT64 BaseAddress; /// The PCI segment group number UINT16 PciSegmentGroupNumber; /// The start bus number UINT8 StartBusNumber; /// The end bus number UINT8 EndBusNumber; /// Optional field: Reference Token for address mapping. /// Token identifying a CM_ARCH_COMMON_OBJ_REF structure. CM_OBJECT_TOKEN AddressMapToken; /// Optional field: Reference Token for interrupt mapping. /// Token identifying a CM_ARCH_COMMON_OBJ_REF structure. CM_OBJECT_TOKEN InterruptMapToken; } CM_ARCH_COMMON_PCI_CONFIG_SPACE_INFO; /** A structure that describes a PCI Address Map. The memory-ranges used by the PCI bus are described by this object. ID: EArchCommonObjPciAddressMapInfo */ typedef struct CmArchCommonPciAddressMapInfo { /** Pci address space code Available values are: - 0: Configuration Space - 1: I/O Space - 2: 32-bit-address Memory Space - 3: 64-bit-address Memory Space */ UINT8 SpaceCode; /// PCI address UINT64 PciAddress; /// Cpu address UINT64 CpuAddress; /// Address size UINT64 AddressSize; } CM_ARCH_COMMON_PCI_ADDRESS_MAP_INFO; /** A structure that describes the Generic Interrupts. */ typedef struct CmArchCommonGenericInterrupt { /// Interrupt number UINT32 Interrupt; /// Flags /// BIT0: 0: Interrupt is Level triggered /// 1: Interrupt is Edge triggered /// BIT1: 0: Interrupt is Active high /// 1: Interrupt is Active low UINT32 Flags; } CM_ARCH_COMMON_GENERIC_INTERRUPT; /** A structure that describes a PCI Interrupt Map. The legacy PCI interrupts used by PCI devices are described by this object. Cf Devicetree Specification - Release v0.3 s2.4.3 "Interrupt Nexus Properties" ID: EArchCommonObjPciInterruptMapInfo */ typedef struct CmArchCommonPciInterruptMapInfo { /// Pci Bus. /// Value on 8 bits (max 255). UINT8 PciBus; /// Pci Device. /// Value on 5 bits (max 31). UINT8 PciDevice; /** PCI interrupt ACPI bindings are used: Cf. ACPI 6.4, s6.2.13 _PRT (PCI Routing Table): "0-INTA, 1-INTB, 2-INTC, 3-INTD" Device-tree bindings are shifted by 1: "INTA=1, INTB=2, INTC=3, INTD=4" */ UINT8 PciInterrupt; /** Interrupt controller interrupt. Cf Devicetree Specification - Release v0.3 s2.4.3 "Interrupt Nexus Properties": "parent interrupt specifier" */ CM_ARCH_COMMON_GENERIC_INTERRUPT IntcInterrupt; } CM_ARCH_COMMON_PCI_INTERRUPT_MAP_INFO; /** A structure that describes the Memory Affinity Structure (Type 1) in SRAT ID: EArchCommonObjMemoryAffinityInfo */ typedef struct CmArchCommonMemoryAffinityInfo { /// The proximity domain to which the "range of memory" belongs. UINT32 ProximityDomain; /// Base Address UINT64 BaseAddress; /// Length UINT64 Length; /// Flags UINT32 Flags; } CM_ARCH_COMMON_MEMORY_AFFINITY_INFO; /** A structure that describes the ACPI Device Handle (Type 0) in the Generic Initiator Affinity structure in SRAT ID: EArchCommonObjDeviceHandleAcpi */ typedef struct CmArchCommonDeviceHandleAcpi { /// Hardware ID UINT64 Hid; /// Unique Id UINT32 Uid; } CM_ARCH_COMMON_DEVICE_HANDLE_ACPI; /** A structure that describes the PCI Device Handle (Type 1) in the Generic Initiator Affinity structure in SRAT ID: EArchCommonObjDeviceHandlePci */ typedef struct CmArchCommonDeviceHandlePci { /// PCI Segment Number UINT16 SegmentNumber; /// PCI Bus Number - Max 256 busses (Bits 15:8 of BDF) UINT8 BusNumber; /// PCI Device Number - Max 32 devices (Bits 7:3 of BDF) UINT8 DeviceNumber; /// PCI Function Number - Max 8 functions (Bits 2:0 of BDF) UINT8 FunctionNumber; } CM_ARCH_COMMON_DEVICE_HANDLE_PCI; /** A structure that describes the Generic Initiator Affinity structure in SRAT ID: EArchCommonObjGenericInitiatorAffinityInfo */ typedef struct CmArchCommonGenericInitiatorAffinityInfo { /// The proximity domain to which the generic initiator belongs. UINT32 ProximityDomain; /// Flags UINT32 Flags; /// Device Handle Type UINT8 DeviceHandleType; /// Reference Token for the Device Handle CM_OBJECT_TOKEN DeviceHandleToken; } CM_ARCH_COMMON_GENERIC_INITIATOR_AFFINITY_INFO; /** A structure that describes the Lpi information. The Low Power Idle states are described in DSDT/SSDT and associated to cpus/clusters in the cpu topology. ID: EArchCommonObjLpiInfo */ typedef struct CmArchCommonLpiInfo { /** Minimum Residency. Time in microseconds after which a state becomes more energy efficient than any shallower state. */ UINT32 MinResidency; /** Worst case time in microseconds from a wake interrupt being asserted to the return to a running state */ UINT32 WorstCaseWakeLatency; /** Flags. */ UINT32 Flags; /** Architecture specific context loss flags. */ UINT32 ArchFlags; /** Residency counter frequency in cycles-per-second (Hz). */ UINT32 ResCntFreq; /** Every shallower power state in the parent is also enabled. */ UINT32 EnableParentState; /** The EntryMethod _LPI field can be described as an integer or in a Register resource data descriptor. If IsInteger is TRUE, the IntegerEntryMethod field is used. If IsInteger is FALSE, the RegisterEntryMethod field is used. */ BOOLEAN IsInteger; /** EntryMethod described as an Integer. */ UINT64 IntegerEntryMethod; /** EntryMethod described as a EFI_ACPI_GENERIC_REGISTER_DESCRIPTOR. */ EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE RegisterEntryMethod; /** Residency counter register. */ EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE ResidencyCounterRegister; /** Usage counter register. */ EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE UsageCounterRegister; /** String representing the Lpi state */ CHAR8 StateName[16]; } CM_ARCH_COMMON_LPI_INFO; /** A structure that describes the Processor Hierarchy Node (Type 0) in PPTT ID: EArchCommonObjProcHierarchyInfo */ typedef struct CmArchCommonProcHierarchyInfo { /// A unique token used to identify this object CM_OBJECT_TOKEN Token; /// Processor structure flags (ACPI 6.3 - January 2019, PPTT, Table 5-155) UINT32 Flags; /// Token for the parent CM_ARCH_COMMON_PROC_HIERARCHY_INFO object in the processor /// topology. A value of CM_NULL_TOKEN means this node has no parent. CM_OBJECT_TOKEN ParentToken; /// Token of the associated object which has the corresponding ACPI Processor /// ID, e.g. for Arm systems this is a reference to CM_ARM_GICC_INFO object. /// A value of CM_NULL_TOKEN means this node represents a group of associated /// processors and it does not have an associated CPU interface. CM_OBJECT_TOKEN AcpiIdObjectToken; /// Number of resources private to this Node UINT32 NoOfPrivateResources; /// Token of the array which contains references to the resources private to /// this CM_ARCH_COMMON_PROC_HIERARCHY_INFO instance. This field is ignored if /// the NoOfPrivateResources is 0, in which case it is recommended to set /// this field to CM_NULL_TOKEN. CM_OBJECT_TOKEN PrivateResourcesArrayToken; /// Optional field: Reference Token for the Lpi state of this processor. /// Token identifying a CM_ARCH_COMMON_OBJ_REF structure, itself referencing /// CM_ARCH_COMMON_LPI_INFO objects. CM_OBJECT_TOKEN LpiToken; /// Set to TRUE if UID should override index for name and _UID /// for processor container nodes and name of processors. /// This should be consistently set for containers or processors to avoid /// duplicate values BOOLEAN OverrideNameUidEnabled; /// If OverrideNameUidEnabled is TRUE then this value will be used for name of /// processors and processor containers. UINT16 OverrideName; /// If OverrideNameUidEnabled is TRUE then this value will be used for /// the UID of processor containers. UINT32 OverrideUid; } CM_ARCH_COMMON_PROC_HIERARCHY_INFO; /** A structure that describes the Cache Type Structure (Type 1) in PPTT ID: EArchCommonObjCacheInfo */ typedef struct CmArchCommonCacheInfo { /// A unique token used to identify this object CM_OBJECT_TOKEN Token; /// Reference token for the next level of cache that is private to the same /// CM_ARCH_COMMON_PROC_HIERARCHY_INFO instance. A value of CM_NULL_TOKEN /// means this entry represents the last cache level appropriate to the /// processor hierarchy node structures using this entry. CM_OBJECT_TOKEN NextLevelOfCacheToken; /// Size of the cache in bytes UINT32 Size; /// Number of sets in the cache UINT32 NumberOfSets; /// Integer number of ways. The maximum associativity supported by /// ACPI Cache type structure is limited to MAX_UINT8. However, /// the maximum number of ways supported by the architecture is /// PPTT_ARM_CCIDX_CACHE_ASSOCIATIVITY_MAX. Therfore this field /// is 32-bit wide. UINT32 Associativity; /// Cache attributes (ACPI 6.4 - January 2021, PPTT, Table 5.140) UINT8 Attributes; /// Line size in bytes UINT16 LineSize; /// Unique ID for the cache UINT32 CacheId; } CM_ARCH_COMMON_CACHE_INFO; /** A structure that describes the Cpc information. Continuous Performance Control is described in DSDT/SSDT and associated to cpus/clusters in the cpu topology. Unsupported Optional registers should be encoded with NULL resource Register {(SystemMemory, 0, 0, 0, 0)} For values that support Integer or Buffer, integer will be used if buffer is NULL resource. If resource is not NULL then Integer must be 0 Cf. ACPI 6.4, s8.4.7.1 _CPC (Continuous Performance Control) ID: EArchCommonObjCpcInfo */ typedef AML_CPC_INFO CM_ARCH_COMMON_CPC_INFO; /** A structure that describes a PCC Mailbox Register. */ typedef struct PccMailboxRegisterInfo { /// GAS describing the Register. EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE Register; /** Mask of bits to preserve when writing. This mask is also used for registers. The Register is only read and there is no write mask required. E.g.: - Error Status mask (Cf. PCC Subspace types 3/4/5). - Command Complete Check mask (Cf. PCC Subspace types 3/4/5). */ UINT64 PreserveMask; /// Mask of bits to set when writing. UINT64 WriteMask; } PCC_MAILBOX_REGISTER_INFO; /** A structure that describes the PCC Subspace CHannel Timings. */ typedef struct PccSubspaceChannelTimingInfo { /// Expected latency to process a command, in microseconds. UINT32 NominalLatency; /** Maximum number of periodic requests that the subspace channel can support, reported in commands per minute. 0 indicates no limitation. This field is ignored for the PCC Subspace type 5 (HW Registers based). */ UINT32 MaxPeriodicAccessRate; /** Minimum amount of time that OSPM must wait after the completion of a command before issuing the next command, in microseconds. */ UINT16 MinRequestTurnaroundTime; } PCC_SUBSPACE_CHANNEL_TIMING_INFO; /** A structure that describes a Generic PCC Subspace (Type 0). */ typedef struct PccSubspaceGenericInfo { /** Subspace Id. Cf. ACPI 6.4, s14.7 Referencing the PCC address space Cf. s14.1.2 Platform Communications Channel Subspace Structures The subspace ID of a PCC subspace is its index in the array of subspace structures, starting with subspace 0. At most 256 subspaces are supported. */ UINT8 SubspaceId; /// Table type (or subspace). UINT8 Type; /// Base address of the shared memory range. /// This field is ignored for the PCC Subspace type 5 (HW Registers based). UINT64 BaseAddress; /// Address length. UINT64 AddressLength; /// Doorbell Register. PCC_MAILBOX_REGISTER_INFO DoorbellReg; /// Mailbox Timings. PCC_SUBSPACE_CHANNEL_TIMING_INFO ChannelTiming; } PCC_SUBSPACE_GENERIC_INFO; /** A structure that describes a PCC Subspace of type 0 (Generic). ID: EArchCommonObjPccSubspaceType0Info */ typedef PCC_SUBSPACE_GENERIC_INFO CM_ARCH_COMMON_PCC_SUBSPACE_TYPE0_INFO; /** A structure that describes a PCC Subspace of type 1 (HW-Reduced). ID: EArchCommonObjPccSubspaceType1Info */ typedef struct CmArchCommonPccSubspaceType1Info { /** Generic Pcc information. The Subspace of Type0 contains information that can be re-used in other Subspace types. */ PCC_SUBSPACE_GENERIC_INFO GenericPccInfo; /// Platform Interrupt. CM_ARCH_COMMON_GENERIC_INTERRUPT PlatIrq; } CM_ARCH_COMMON_PCC_SUBSPACE_TYPE1_INFO; /** A structure that describes a PCC Subspace of type 2 (HW-Reduced). ID: EArchCommonObjPccSubspaceType2Info */ typedef struct CmArchCommonPccSubspaceType2Info { /** Generic Pcc information. The Subspace of Type0 contains information that can be re-used in other Subspace types. */ PCC_SUBSPACE_GENERIC_INFO GenericPccInfo; /// Platform Interrupt. CM_ARCH_COMMON_GENERIC_INTERRUPT PlatIrq; /// Platform Interrupt Register. PCC_MAILBOX_REGISTER_INFO PlatIrqAckReg; } CM_ARCH_COMMON_PCC_SUBSPACE_TYPE2_INFO; /** A structure that describes a PCC Subspace of type 3 (Extended) ID: EArchCommonObjPccSubspaceType3Info */ typedef struct CmArchCommonPccSubspaceType3Info { /** Generic Pcc information. The Subspace of Type0 contains information that can be re-used in other Subspace types. */ PCC_SUBSPACE_GENERIC_INFO GenericPccInfo; /// Platform Interrupt. CM_ARCH_COMMON_GENERIC_INTERRUPT PlatIrq; /// Platform Interrupt Register. PCC_MAILBOX_REGISTER_INFO PlatIrqAckReg; /// Command Complete Check Register. /// The WriteMask field is not used. PCC_MAILBOX_REGISTER_INFO CmdCompleteCheckReg; /// Command Complete Update Register. PCC_MAILBOX_REGISTER_INFO CmdCompleteUpdateReg; /// Error Status Register. /// The WriteMask field is not used. PCC_MAILBOX_REGISTER_INFO ErrorStatusReg; } CM_ARCH_COMMON_PCC_SUBSPACE_TYPE3_INFO; /** A structure that describes a PCC Subspace of type 4 (Extended) ID: EArchCommonObjPccSubspaceType4Info */ typedef CM_ARCH_COMMON_PCC_SUBSPACE_TYPE3_INFO CM_ARCH_COMMON_PCC_SUBSPACE_TYPE4_INFO; /** A structure that describes a PCC Subspace of type 5 (HW-Registers). ID: EArchCommonObjPccSubspaceType5Info */ typedef struct CmArchCommonPccSubspaceType5Info { /** Generic Pcc information. The Subspace of Type0 contains information that can be re-used in other Subspace types. MaximumPeriodicAccessRate doesn't need to be populated for this structure. */ PCC_SUBSPACE_GENERIC_INFO GenericPccInfo; /// Version. UINT16 Version; /// Platform Interrupt. CM_ARCH_COMMON_GENERIC_INTERRUPT PlatIrq; /// Command Complete Check Register. /// The WriteMask field is not used. PCC_MAILBOX_REGISTER_INFO CmdCompleteCheckReg; /// Error Status Register. /// The WriteMask field is not used. PCC_MAILBOX_REGISTER_INFO ErrorStatusReg; } CM_ARCH_COMMON_PCC_SUBSPACE_TYPE5_INFO; /** A structure that describes a P-State Dependency (PSD) Info. Cf. ACPI 6.5, s8.4.5.5 _PSD (P-State Dependency). ID: EArchCommonObjPsdInfo */ typedef AML_PSD_INFO CM_ARCH_COMMON_PSD_INFO; /** A structure that describes TPM interface and access method. TCG ACPI Specification 2.0 ID: EArchCommonObjTpm2InterfaceInfo */ typedef struct CmArchCommonTpm2InterfaceInfo { /** Platform Class 0: Client platform 1: Server platform */ UINT16 PlatformClass; /** Physical address of the Control Area */ UINT64 AddressOfControlArea; /** The Start Method selector determines which mechanism the device driver uses to notify the TPM 2.0 device that a command is available for processing. */ UINT32 StartMethod; /** The number of bytes stored in StartMethodParameters[] */ UINT8 StartMethodParametersSize; /** Start method specific parameters */ UINT8 StartMethodParameters[EFI_TPM2_ACPI_TABLE_START_METHOD_SPECIFIC_PARAMETERS_MAX_SIZE]; /** Log Area Minimum Length */ UINT32 Laml; /** Log Area Start Address */ UINT64 Lasa; } CM_ARCH_COMMON_TPM2_INTERFACE_INFO; /** A structure that describes the SPMI (Service Processor Management Interface) Info. ID: EArchCommonObjSpmiInterfaceInfo */ typedef struct CmArchCommonObjSpmiInterfaceInfo { /** Interface type */ UINT8 InterfaceType; /** Base address */ EFI_ACPI_6_5_GENERIC_ADDRESS_STRUCTURE BaseAddress; } CM_ARCH_COMMON_SPMI_INTERFACE_INFO; /** A structure that describes the SPMI (Service Processor Management Interface) Interrupt and Device Info. ID: EArchCommonObjSpmiInterruptDeviceInfo */ typedef struct CmArchCommonObjSpmiInterruptDeviceInfo { /** Interrupt type */ UINT8 InterruptType; /** GPE number */ UINT8 Gpe; /** PCI device flag */ UINT8 PciDeviceFlag; /** GSI number */ UINT32 GlobalSystemInterrupt; /** Uid of the device */ UINT32 DeviceId; } CM_ARCH_COMMON_SPMI_INTERRUPT_DEVICE_INFO; #pragma pack() #endif // ARCH_COMMON_NAMESPACE_OBJECTS_H_