diff --git a/MdePkg/Include/IndustryStandard/Acpi.h b/MdePkg/Include/IndustryStandard/Acpi.h
index 48f4d71761..05969a36b1 100644
--- a/MdePkg/Include/IndustryStandard/Acpi.h
+++ b/MdePkg/Include/IndustryStandard/Acpi.h
@@ -3,7 +3,7 @@
consumed by drivers that do not care about ACPI versions.
Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.
- Copyright (c) 2019, ARM Ltd. All rights reserved.
+ Copyright (c) 2019 - 2021, ARM Ltd. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -11,6 +11,6 @@
#ifndef _ACPI_H_
#define _ACPI_H_
-#include
+#include
#endif
diff --git a/MdePkg/Include/IndustryStandard/Acpi64.h b/MdePkg/Include/IndustryStandard/Acpi64.h
new file mode 100644
index 0000000000..efbfd8b7a5
--- /dev/null
+++ b/MdePkg/Include/IndustryStandard/Acpi64.h
@@ -0,0 +1,2967 @@
+/** @file
+ ACPI 6.4 definitions from the ACPI Specification Revision 6.4 Jan, 2021.
+
+ Copyright (c) 2017, Intel Corporation. All rights reserved.
+ Copyright (c) 2019 - 2021, ARM Ltd. All rights reserved.
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#ifndef ACPI_6_4_H_
+#define ACPI_6_4_H_
+
+#include
+
+//
+// Ensure proper structure formats
+//
+#pragma pack(1)
+
+///
+/// ACPI 6.4 Generic Address Space definition
+///
+typedef struct {
+ UINT8 AddressSpaceId;
+ UINT8 RegisterBitWidth;
+ UINT8 RegisterBitOffset;
+ UINT8 AccessSize;
+ UINT64 Address;
+} EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE;
+
+//
+// Generic Address Space Address IDs
+//
+#define EFI_ACPI_6_4_SYSTEM_MEMORY 0x00
+#define EFI_ACPI_6_4_SYSTEM_IO 0x01
+#define EFI_ACPI_6_4_PCI_CONFIGURATION_SPACE 0x02
+#define EFI_ACPI_6_4_EMBEDDED_CONTROLLER 0x03
+#define EFI_ACPI_6_4_SMBUS 0x04
+#define EFI_ACPI_6_4_SYSTEM_CMOS 0x05
+#define EFI_ACPI_6_4_PCI_BAR_TARGET 0x06
+#define EFI_ACPI_6_4_IPMI 0x07
+#define EFI_ACPI_6_4_GENERAL_PURPOSE_IO 0x08
+#define EFI_ACPI_6_4_GENERIC_SERIAL_BUS 0x09
+#define EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL 0x0A
+#define EFI_ACPI_6_4_FUNCTIONAL_FIXED_HARDWARE 0x7F
+
+//
+// Generic Address Space Access Sizes
+//
+#define EFI_ACPI_6_4_UNDEFINED 0
+#define EFI_ACPI_6_4_BYTE 1
+#define EFI_ACPI_6_4_WORD 2
+#define EFI_ACPI_6_4_DWORD 3
+#define EFI_ACPI_6_4_QWORD 4
+
+//
+// ACPI 6.4 table structures
+//
+
+///
+/// Root System Description Pointer Structure
+///
+typedef struct {
+ UINT64 Signature;
+ UINT8 Checksum;
+ UINT8 OemId[6];
+ UINT8 Revision;
+ UINT32 RsdtAddress;
+ UINT32 Length;
+ UINT64 XsdtAddress;
+ UINT8 ExtendedChecksum;
+ UINT8 Reserved[3];
+} EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_POINTER;
+
+///
+/// RSD_PTR Revision (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_POINTER_REVISION 0x02 ///< ACPISpec (Revision 6.4) says current value is 2
+
+///
+/// Common table header, this prefaces all ACPI tables, including FACS, but
+/// excluding the RSD PTR structure
+///
+typedef struct {
+ UINT32 Signature;
+ UINT32 Length;
+} EFI_ACPI_6_4_COMMON_HEADER;
+
+//
+// Root System Description Table
+// No definition needed as it is a common description table header, the same with
+// EFI_ACPI_DESCRIPTION_HEADER, followed by a variable number of UINT32 table pointers.
+//
+
+///
+/// RSDT Revision (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_TABLE_REVISION 0x01
+
+//
+// Extended System Description Table
+// No definition needed as it is a common description table header, the same with
+// EFI_ACPI_DESCRIPTION_HEADER, followed by a variable number of UINT64 table pointers.
+//
+
+///
+/// XSDT Revision (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_EXTENDED_SYSTEM_DESCRIPTION_TABLE_REVISION 0x01
+
+///
+/// Fixed ACPI Description Table Structure (FADT)
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 FirmwareCtrl;
+ UINT32 Dsdt;
+ UINT8 Reserved0;
+ UINT8 PreferredPmProfile;
+ UINT16 SciInt;
+ UINT32 SmiCmd;
+ UINT8 AcpiEnable;
+ UINT8 AcpiDisable;
+ UINT8 S4BiosReq;
+ UINT8 PstateCnt;
+ UINT32 Pm1aEvtBlk;
+ UINT32 Pm1bEvtBlk;
+ UINT32 Pm1aCntBlk;
+ UINT32 Pm1bCntBlk;
+ UINT32 Pm2CntBlk;
+ UINT32 PmTmrBlk;
+ UINT32 Gpe0Blk;
+ UINT32 Gpe1Blk;
+ UINT8 Pm1EvtLen;
+ UINT8 Pm1CntLen;
+ UINT8 Pm2CntLen;
+ UINT8 PmTmrLen;
+ UINT8 Gpe0BlkLen;
+ UINT8 Gpe1BlkLen;
+ UINT8 Gpe1Base;
+ UINT8 CstCnt;
+ UINT16 PLvl2Lat;
+ UINT16 PLvl3Lat;
+ UINT16 FlushSize;
+ UINT16 FlushStride;
+ UINT8 DutyOffset;
+ UINT8 DutyWidth;
+ UINT8 DayAlrm;
+ UINT8 MonAlrm;
+ UINT8 Century;
+ UINT16 IaPcBootArch;
+ UINT8 Reserved1;
+ UINT32 Flags;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE ResetReg;
+ UINT8 ResetValue;
+ UINT16 ArmBootArch;
+ UINT8 MinorVersion;
+ UINT64 XFirmwareCtrl;
+ UINT64 XDsdt;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE XPm1aEvtBlk;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE XPm1bEvtBlk;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE XPm1aCntBlk;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE XPm1bCntBlk;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE XPm2CntBlk;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE XPmTmrBlk;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE XGpe0Blk;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE XGpe1Blk;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE SleepControlReg;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE SleepStatusReg;
+ UINT64 HypervisorVendorIdentity;
+} EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE;
+
+///
+/// FADT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE_REVISION 0x06
+#define EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE_MINOR_REVISION 0x03
+
+//
+// Fixed ACPI Description Table Preferred Power Management Profile
+//
+#define EFI_ACPI_6_4_PM_PROFILE_UNSPECIFIED 0
+#define EFI_ACPI_6_4_PM_PROFILE_DESKTOP 1
+#define EFI_ACPI_6_4_PM_PROFILE_MOBILE 2
+#define EFI_ACPI_6_4_PM_PROFILE_WORKSTATION 3
+#define EFI_ACPI_6_4_PM_PROFILE_ENTERPRISE_SERVER 4
+#define EFI_ACPI_6_4_PM_PROFILE_SOHO_SERVER 5
+#define EFI_ACPI_6_4_PM_PROFILE_APPLIANCE_PC 6
+#define EFI_ACPI_6_4_PM_PROFILE_PERFORMANCE_SERVER 7
+#define EFI_ACPI_6_4_PM_PROFILE_TABLET 8
+
+//
+// Fixed ACPI Description Table Boot Architecture Flags
+// All other bits are reserved and must be set to 0.
+//
+#define EFI_ACPI_6_4_LEGACY_DEVICES BIT0
+#define EFI_ACPI_6_4_8042 BIT1
+#define EFI_ACPI_6_4_VGA_NOT_PRESENT BIT2
+#define EFI_ACPI_6_4_MSI_NOT_SUPPORTED BIT3
+#define EFI_ACPI_6_4_PCIE_ASPM_CONTROLS BIT4
+#define EFI_ACPI_6_4_CMOS_RTC_NOT_PRESENT BIT5
+
+//
+// Fixed ACPI Description Table Arm Boot Architecture Flags
+// All other bits are reserved and must be set to 0.
+//
+#define EFI_ACPI_6_4_ARM_PSCI_COMPLIANT BIT0
+#define EFI_ACPI_6_4_ARM_PSCI_USE_HVC BIT1
+
+//
+// Fixed ACPI Description Table Fixed Feature Flags
+// All other bits are reserved and must be set to 0.
+//
+#define EFI_ACPI_6_4_WBINVD BIT0
+#define EFI_ACPI_6_4_WBINVD_FLUSH BIT1
+#define EFI_ACPI_6_4_PROC_C1 BIT2
+#define EFI_ACPI_6_4_P_LVL2_UP BIT3
+#define EFI_ACPI_6_4_PWR_BUTTON BIT4
+#define EFI_ACPI_6_4_SLP_BUTTON BIT5
+#define EFI_ACPI_6_4_FIX_RTC BIT6
+#define EFI_ACPI_6_4_RTC_S4 BIT7
+#define EFI_ACPI_6_4_TMR_VAL_EXT BIT8
+#define EFI_ACPI_6_4_DCK_CAP BIT9
+#define EFI_ACPI_6_4_RESET_REG_SUP BIT10
+#define EFI_ACPI_6_4_SEALED_CASE BIT11
+#define EFI_ACPI_6_4_HEADLESS BIT12
+#define EFI_ACPI_6_4_CPU_SW_SLP BIT13
+#define EFI_ACPI_6_4_PCI_EXP_WAK BIT14
+#define EFI_ACPI_6_4_USE_PLATFORM_CLOCK BIT15
+#define EFI_ACPI_6_4_S4_RTC_STS_VALID BIT16
+#define EFI_ACPI_6_4_REMOTE_POWER_ON_CAPABLE BIT17
+#define EFI_ACPI_6_4_FORCE_APIC_CLUSTER_MODEL BIT18
+#define EFI_ACPI_6_4_FORCE_APIC_PHYSICAL_DESTINATION_MODE BIT19
+#define EFI_ACPI_6_4_HW_REDUCED_ACPI BIT20
+#define EFI_ACPI_6_4_LOW_POWER_S0_IDLE_CAPABLE BIT21
+
+///
+/// Firmware ACPI Control Structure
+///
+typedef struct {
+ UINT32 Signature;
+ UINT32 Length;
+ UINT32 HardwareSignature;
+ UINT32 FirmwareWakingVector;
+ UINT32 GlobalLock;
+ UINT32 Flags;
+ UINT64 XFirmwareWakingVector;
+ UINT8 Version;
+ UINT8 Reserved0[3];
+ UINT32 OspmFlags;
+ UINT8 Reserved1[24];
+} EFI_ACPI_6_4_FIRMWARE_ACPI_CONTROL_STRUCTURE;
+
+///
+/// FACS Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_FIRMWARE_ACPI_CONTROL_STRUCTURE_VERSION 0x02
+
+///
+/// Firmware Control Structure Feature Flags
+/// All other bits are reserved and must be set to 0.
+///
+#define EFI_ACPI_6_4_S4BIOS_F BIT0
+#define EFI_ACPI_6_4_64BIT_WAKE_SUPPORTED_F BIT1
+
+///
+/// OSPM Enabled Firmware Control Structure Flags
+/// All other bits are reserved and must be set to 0.
+///
+#define EFI_ACPI_6_4_OSPM_64BIT_WAKE_F BIT0
+
+//
+// Differentiated System Description Table,
+// Secondary System Description Table
+// and Persistent System Description Table,
+// no definition needed as they are common description table header, the same with
+// EFI_ACPI_DESCRIPTION_HEADER, followed by a definition block.
+//
+#define EFI_ACPI_6_4_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_REVISION 0x02
+#define EFI_ACPI_6_4_SECONDARY_SYSTEM_DESCRIPTION_TABLE_REVISION 0x02
+
+///
+/// Multiple APIC Description Table header definition. The rest of the table
+/// must be defined in a platform specific manner.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 LocalApicAddress;
+ UINT32 Flags;
+} EFI_ACPI_6_4_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER;
+
+///
+/// MADT Revision (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION 0x05
+
+///
+/// Multiple APIC Flags
+/// All other bits are reserved and must be set to 0.
+///
+#define EFI_ACPI_6_4_PCAT_COMPAT BIT0
+
+//
+// Multiple APIC Description Table APIC structure types
+// All other values between 0x0D and 0x7F are reserved and
+// will be ignored by OSPM. 0x80 ~ 0xFF are reserved for OEM.
+//
+#define EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC 0x00
+#define EFI_ACPI_6_4_IO_APIC 0x01
+#define EFI_ACPI_6_4_INTERRUPT_SOURCE_OVERRIDE 0x02
+#define EFI_ACPI_6_4_NON_MASKABLE_INTERRUPT_SOURCE 0x03
+#define EFI_ACPI_6_4_LOCAL_APIC_NMI 0x04
+#define EFI_ACPI_6_4_LOCAL_APIC_ADDRESS_OVERRIDE 0x05
+#define EFI_ACPI_6_4_IO_SAPIC 0x06
+#define EFI_ACPI_6_4_LOCAL_SAPIC 0x07
+#define EFI_ACPI_6_4_PLATFORM_INTERRUPT_SOURCES 0x08
+#define EFI_ACPI_6_4_PROCESSOR_LOCAL_X2APIC 0x09
+#define EFI_ACPI_6_4_LOCAL_X2APIC_NMI 0x0A
+#define EFI_ACPI_6_4_GIC 0x0B
+#define EFI_ACPI_6_4_GICD 0x0C
+#define EFI_ACPI_6_4_GIC_MSI_FRAME 0x0D
+#define EFI_ACPI_6_4_GICR 0x0E
+#define EFI_ACPI_6_4_GIC_ITS 0x0F
+
+//
+// APIC Structure Definitions
+//
+
+///
+/// Processor Local APIC Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 AcpiProcessorUid;
+ UINT8 ApicId;
+ UINT32 Flags;
+} EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC_STRUCTURE;
+
+///
+/// Local APIC Flags. All other bits are reserved and must be 0.
+///
+#define EFI_ACPI_6_4_LOCAL_APIC_ENABLED BIT0
+#define EFI_ACPI_6_4_LOCAL_APIC_ONLINE_CAPABLE BIT1
+
+///
+/// IO APIC Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 IoApicId;
+ UINT8 Reserved;
+ UINT32 IoApicAddress;
+ UINT32 GlobalSystemInterruptBase;
+} EFI_ACPI_6_4_IO_APIC_STRUCTURE;
+
+///
+/// Interrupt Source Override Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Bus;
+ UINT8 Source;
+ UINT32 GlobalSystemInterrupt;
+ UINT16 Flags;
+} EFI_ACPI_6_4_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE;
+
+///
+/// Platform Interrupt Sources Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Flags;
+ UINT8 InterruptType;
+ UINT8 ProcessorId;
+ UINT8 ProcessorEid;
+ UINT8 IoSapicVector;
+ UINT32 GlobalSystemInterrupt;
+ UINT32 PlatformInterruptSourceFlags;
+ UINT8 CpeiProcessorOverride;
+ UINT8 Reserved[31];
+} EFI_ACPI_6_4_PLATFORM_INTERRUPT_APIC_STRUCTURE;
+
+//
+// MPS INTI flags.
+// All other bits are reserved and must be set to 0.
+//
+#define EFI_ACPI_6_4_POLARITY (3 << 0)
+#define EFI_ACPI_6_4_TRIGGER_MODE (3 << 2)
+
+///
+/// Non-Maskable Interrupt Source Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Flags;
+ UINT32 GlobalSystemInterrupt;
+} EFI_ACPI_6_4_NON_MASKABLE_INTERRUPT_SOURCE_STRUCTURE;
+
+///
+/// Local APIC NMI Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 AcpiProcessorUid;
+ UINT16 Flags;
+ UINT8 LocalApicLint;
+} EFI_ACPI_6_4_LOCAL_APIC_NMI_STRUCTURE;
+
+///
+/// Local APIC Address Override Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Reserved;
+ UINT64 LocalApicAddress;
+} EFI_ACPI_6_4_LOCAL_APIC_ADDRESS_OVERRIDE_STRUCTURE;
+
+///
+/// IO SAPIC Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 IoApicId;
+ UINT8 Reserved;
+ UINT32 GlobalSystemInterruptBase;
+ UINT64 IoSapicAddress;
+} EFI_ACPI_6_4_IO_SAPIC_STRUCTURE;
+
+///
+/// Local SAPIC Structure
+/// This struct followed by a null-terminated ASCII string - ACPI Processor UID String
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 AcpiProcessorId;
+ UINT8 LocalSapicId;
+ UINT8 LocalSapicEid;
+ UINT8 Reserved[3];
+ UINT32 Flags;
+ UINT32 ACPIProcessorUIDValue;
+} EFI_ACPI_6_4_PROCESSOR_LOCAL_SAPIC_STRUCTURE;
+
+///
+/// Platform Interrupt Sources Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Flags;
+ UINT8 InterruptType;
+ UINT8 ProcessorId;
+ UINT8 ProcessorEid;
+ UINT8 IoSapicVector;
+ UINT32 GlobalSystemInterrupt;
+ UINT32 PlatformInterruptSourceFlags;
+} EFI_ACPI_6_4_PLATFORM_INTERRUPT_SOURCES_STRUCTURE;
+
+///
+/// Platform Interrupt Source Flags.
+/// All other bits are reserved and must be set to 0.
+///
+#define EFI_ACPI_6_4_CPEI_PROCESSOR_OVERRIDE BIT0
+
+///
+/// Processor Local x2APIC Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Reserved[2];
+ UINT32 X2ApicId;
+ UINT32 Flags;
+ UINT32 AcpiProcessorUid;
+} EFI_ACPI_6_4_PROCESSOR_LOCAL_X2APIC_STRUCTURE;
+
+///
+/// Local x2APIC NMI Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Flags;
+ UINT32 AcpiProcessorUid;
+ UINT8 LocalX2ApicLint;
+ UINT8 Reserved[3];
+} EFI_ACPI_6_4_LOCAL_X2APIC_NMI_STRUCTURE;
+
+///
+/// GIC Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Reserved;
+ UINT32 CPUInterfaceNumber;
+ UINT32 AcpiProcessorUid;
+ UINT32 Flags;
+ UINT32 ParkingProtocolVersion;
+ UINT32 PerformanceInterruptGsiv;
+ UINT64 ParkedAddress;
+ UINT64 PhysicalBaseAddress;
+ UINT64 GICV;
+ UINT64 GICH;
+ UINT32 VGICMaintenanceInterrupt;
+ UINT64 GICRBaseAddress;
+ UINT64 MPIDR;
+ UINT8 ProcessorPowerEfficiencyClass;
+ UINT8 Reserved2;
+ UINT16 SpeOverflowInterrupt;
+} EFI_ACPI_6_4_GIC_STRUCTURE;
+
+///
+/// GIC Flags. All other bits are reserved and must be 0.
+///
+#define EFI_ACPI_6_4_GIC_ENABLED BIT0
+#define EFI_ACPI_6_4_PERFORMANCE_INTERRUPT_MODEL BIT1
+#define EFI_ACPI_6_4_VGIC_MAINTENANCE_INTERRUPT_MODE_FLAGS BIT2
+
+///
+/// GIC Distributor Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Reserved1;
+ UINT32 GicId;
+ UINT64 PhysicalBaseAddress;
+ UINT32 SystemVectorBase;
+ UINT8 GicVersion;
+ UINT8 Reserved2[3];
+} EFI_ACPI_6_4_GIC_DISTRIBUTOR_STRUCTURE;
+
+///
+/// GIC Version
+///
+#define EFI_ACPI_6_4_GIC_V1 0x01
+#define EFI_ACPI_6_4_GIC_V2 0x02
+#define EFI_ACPI_6_4_GIC_V3 0x03
+#define EFI_ACPI_6_4_GIC_V4 0x04
+
+///
+/// GIC MSI Frame Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Reserved1;
+ UINT32 GicMsiFrameId;
+ UINT64 PhysicalBaseAddress;
+ UINT32 Flags;
+ UINT16 SPICount;
+ UINT16 SPIBase;
+} EFI_ACPI_6_4_GIC_MSI_FRAME_STRUCTURE;
+
+///
+/// GIC MSI Frame Flags. All other bits are reserved and must be 0.
+///
+#define EFI_ACPI_6_4_SPI_COUNT_BASE_SELECT BIT0
+
+///
+/// GICR Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Reserved;
+ UINT64 DiscoveryRangeBaseAddress;
+ UINT32 DiscoveryRangeLength;
+} EFI_ACPI_6_4_GICR_STRUCTURE;
+
+///
+/// GIC Interrupt Translation Service Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT16 Reserved;
+ UINT32 GicItsId;
+ UINT64 PhysicalBaseAddress;
+ UINT32 Reserved2;
+} EFI_ACPI_6_4_GIC_ITS_STRUCTURE;
+
+///
+/// Smart Battery Description Table (SBST)
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 WarningEnergyLevel;
+ UINT32 LowEnergyLevel;
+ UINT32 CriticalEnergyLevel;
+} EFI_ACPI_6_4_SMART_BATTERY_DESCRIPTION_TABLE;
+
+///
+/// SBST Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_SMART_BATTERY_DESCRIPTION_TABLE_REVISION 0x01
+
+///
+/// Embedded Controller Boot Resources Table (ECDT)
+/// The table is followed by a null terminated ASCII string that contains
+/// a fully qualified reference to the name space object.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE EcControl;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE EcData;
+ UINT32 Uid;
+ UINT8 GpeBit;
+} EFI_ACPI_6_4_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE;
+
+///
+/// ECDT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_REVISION 0x01
+
+///
+/// System Resource Affinity Table (SRAT). The rest of the table
+/// must be defined in a platform specific manner.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 Reserved1; ///< Must be set to 1
+ UINT64 Reserved2;
+} EFI_ACPI_6_4_SYSTEM_RESOURCE_AFFINITY_TABLE_HEADER;
+
+///
+/// SRAT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_SYSTEM_RESOURCE_AFFINITY_TABLE_REVISION 0x03
+
+//
+// SRAT structure types.
+// All other values between 0x06 an 0xFF are reserved and
+// will be ignored by OSPM.
+//
+#define EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC_SAPIC_AFFINITY 0x00
+#define EFI_ACPI_6_4_MEMORY_AFFINITY 0x01
+#define EFI_ACPI_6_4_PROCESSOR_LOCAL_X2APIC_AFFINITY 0x02
+#define EFI_ACPI_6_4_GICC_AFFINITY 0x03
+#define EFI_ACPI_6_4_GIC_ITS_AFFINITY 0x04
+#define EFI_ACPI_6_4_GENERIC_INITIATOR_AFFINITY 0x05
+
+///
+/// Processor Local APIC/SAPIC Affinity Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 ProximityDomain7To0;
+ UINT8 ApicId;
+ UINT32 Flags;
+ UINT8 LocalSapicEid;
+ UINT8 ProximityDomain31To8[3];
+ UINT32 ClockDomain;
+} EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC_SAPIC_AFFINITY_STRUCTURE;
+
+///
+/// Local APIC/SAPIC Flags. All other bits are reserved and must be 0.
+///
+#define EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC_SAPIC_ENABLED (1 << 0)
+
+///
+/// Memory Affinity Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT32 ProximityDomain;
+ UINT16 Reserved1;
+ UINT32 AddressBaseLow;
+ UINT32 AddressBaseHigh;
+ UINT32 LengthLow;
+ UINT32 LengthHigh;
+ UINT32 Reserved2;
+ UINT32 Flags;
+ UINT64 Reserved3;
+} EFI_ACPI_6_4_MEMORY_AFFINITY_STRUCTURE;
+
+//
+// Memory Flags. All other bits are reserved and must be 0.
+//
+#define EFI_ACPI_6_4_MEMORY_ENABLED (1 << 0)
+#define EFI_ACPI_6_4_MEMORY_HOT_PLUGGABLE (1 << 1)
+#define EFI_ACPI_6_4_MEMORY_NONVOLATILE (1 << 2)
+
+///
+/// Processor Local x2APIC Affinity Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Reserved1[2];
+ UINT32 ProximityDomain;
+ UINT32 X2ApicId;
+ UINT32 Flags;
+ UINT32 ClockDomain;
+ UINT8 Reserved2[4];
+} EFI_ACPI_6_4_PROCESSOR_LOCAL_X2APIC_AFFINITY_STRUCTURE;
+
+///
+/// GICC Affinity Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT32 ProximityDomain;
+ UINT32 AcpiProcessorUid;
+ UINT32 Flags;
+ UINT32 ClockDomain;
+} EFI_ACPI_6_4_GICC_AFFINITY_STRUCTURE;
+
+///
+/// GICC Flags. All other bits are reserved and must be 0.
+///
+#define EFI_ACPI_6_4_GICC_ENABLED (1 << 0)
+
+///
+/// GIC Interrupt Translation Service (ITS) Affinity Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT32 ProximityDomain;
+ UINT8 Reserved[2];
+ UINT32 ItsId;
+} EFI_ACPI_6_4_GIC_ITS_AFFINITY_STRUCTURE;
+
+//
+// Generic Initiator Affinity Structure Device Handle Types
+// All other values between 0x02 an 0xFF are reserved and
+// will be ignored by OSPM.
+//
+#define EFI_ACPI_6_4_ACPI_DEVICE_HANDLE 0x00
+#define EFI_ACPI_6_4_PCI_DEVICE_HANDLE 0x01
+
+///
+/// Device Handle - ACPI
+///
+typedef struct {
+ UINT64 AcpiHid;
+ UINT32 AcpiUid;
+ UINT8 Reserved[4];
+} EFI_ACPI_6_4_DEVICE_HANDLE_ACPI;
+
+///
+/// Device Handle - PCI
+///
+typedef struct {
+ UINT16 PciSegment;
+ UINT16 PciBdfNumber;
+ UINT8 Reserved[12];
+} EFI_ACPI_6_4_DEVICE_HANDLE_PCI;
+
+///
+/// Generic Initiator Affinity Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Reserved1;
+ UINT8 DeviceHandleType;
+ UINT32 ProximityDomain;
+
+ union {
+ EFI_ACPI_6_4_DEVICE_HANDLE_ACPI Acpi;
+ EFI_ACPI_6_4_DEVICE_HANDLE_PCI Pci;
+ } DeviceHandle;
+
+ UINT32 Flags;
+ UINT8 Reserved2[4];
+} EFI_ACPI_6_4_GENERIC_INITIATOR_AFFINITY_STRUCTURE;
+
+///
+/// Generic Initiator Affinity Structure Flags. All other bits are reserved
+/// and must be 0.
+///
+#define EFI_ACPI_6_4_GENERIC_INITIATOR_AFFINITY_STRUCTURE_ENABLED (1 << 0)
+
+///
+/// System Locality Distance Information Table (SLIT).
+/// The rest of the table is a matrix.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT64 NumberOfSystemLocalities;
+} EFI_ACPI_6_4_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_HEADER;
+
+///
+/// SLIT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_REVISION 0x01
+
+///
+/// Corrected Platform Error Polling Table (CPEP)
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT8 Reserved[8];
+} EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_HEADER;
+
+///
+/// CPEP Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_REVISION 0x01
+
+//
+// CPEP processor structure types.
+//
+#define EFI_ACPI_6_4_CPEP_PROCESSOR_APIC_SAPIC 0x00
+
+///
+/// Corrected Platform Error Polling Processor Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 ProcessorId;
+ UINT8 ProcessorEid;
+ UINT32 PollingInterval;
+} EFI_ACPI_6_4_CPEP_PROCESSOR_APIC_SAPIC_STRUCTURE;
+
+///
+/// Maximum System Characteristics Table (MSCT)
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 OffsetProxDomInfo;
+ UINT32 MaximumNumberOfProximityDomains;
+ UINT32 MaximumNumberOfClockDomains;
+ UINT64 MaximumPhysicalAddress;
+} EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_HEADER;
+
+///
+/// MSCT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_REVISION 0x01
+
+///
+/// Maximum Proximity Domain Information Structure Definition
+///
+typedef struct {
+ UINT8 Revision;
+ UINT8 Length;
+ UINT32 ProximityDomainRangeLow;
+ UINT32 ProximityDomainRangeHigh;
+ UINT32 MaximumProcessorCapacity;
+ UINT64 MaximumMemoryCapacity;
+} EFI_ACPI_6_4_MAXIMUM_PROXIMITY_DOMAIN_INFORMATION_STRUCTURE;
+
+///
+/// ACPI RAS Feature Table definition.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT8 PlatformCommunicationChannelIdentifier[12];
+} EFI_ACPI_6_4_RAS_FEATURE_TABLE;
+
+///
+/// RASF Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_RAS_FEATURE_TABLE_REVISION 0x01
+
+///
+/// ACPI RASF Platform Communication Channel Shared Memory Region definition.
+///
+typedef struct {
+ UINT32 Signature;
+ UINT16 Command;
+ UINT16 Status;
+ UINT16 Version;
+ UINT8 RASCapabilities[16];
+ UINT8 SetRASCapabilities[16];
+ UINT16 NumberOfRASFParameterBlocks;
+ UINT32 SetRASCapabilitiesStatus;
+} EFI_ACPI_6_4_RASF_PLATFORM_COMMUNICATION_CHANNEL_SHARED_MEMORY_REGION;
+
+///
+/// ACPI RASF PCC command code
+///
+#define EFI_ACPI_6_4_RASF_PCC_COMMAND_CODE_EXECUTE_RASF_COMMAND 0x01
+
+///
+/// ACPI RASF Platform RAS Capabilities
+///
+#define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_HARDWARE_BASED_PATROL_SCRUB_SUPPORTED BIT0
+#define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_HARDWARE_BASED_PATROL_SCRUB_SUPPORTED_AND_EXPOSED_TO_SOFTWARE BIT1
+#define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_CPU_CACHE_FLUSH_TO_NVDIMM_DURABILITY_ON_POWER_LOSS BIT2
+#define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_MEMORY_CONTROLLER_FLUSH_TO_NVDIMM_DURABILITY_ON_POWER_LOSS BIT3
+#define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_BYTE_ADDRESSABLE_PERSISTENT_MEMORY_HARDWARE_MIRRORING BIT4
+
+///
+/// ACPI RASF Parameter Block structure for PATROL_SCRUB
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 Version;
+ UINT16 Length;
+ UINT16 PatrolScrubCommand;
+ UINT64 RequestedAddressRange[2];
+ UINT64 ActualAddressRange[2];
+ UINT16 Flags;
+ UINT8 RequestedSpeed;
+} EFI_ACPI_6_4_RASF_PATROL_SCRUB_PLATFORM_BLOCK_STRUCTURE;
+
+///
+/// ACPI RASF Patrol Scrub command
+///
+#define EFI_ACPI_6_4_RASF_PATROL_SCRUB_COMMAND_GET_PATROL_PARAMETERS 0x01
+#define EFI_ACPI_6_4_RASF_PATROL_SCRUB_COMMAND_START_PATROL_SCRUBBER 0x02
+#define EFI_ACPI_6_4_RASF_PATROL_SCRUB_COMMAND_STOP_PATROL_SCRUBBER 0x03
+
+///
+/// Memory Power State Table definition.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT8 PlatformCommunicationChannelIdentifier;
+ UINT8 Reserved[3];
+// Memory Power Node Structure
+// Memory Power State Characteristics
+} EFI_ACPI_6_4_MEMORY_POWER_STATUS_TABLE;
+
+///
+/// MPST Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_MEMORY_POWER_STATE_TABLE_REVISION 0x01
+
+///
+/// MPST Platform Communication Channel Shared Memory Region definition.
+///
+typedef struct {
+ UINT32 Signature;
+ UINT16 Command;
+ UINT16 Status;
+ UINT32 MemoryPowerCommandRegister;
+ UINT32 MemoryPowerStatusRegister;
+ UINT32 PowerStateId;
+ UINT32 MemoryPowerNodeId;
+ UINT64 MemoryEnergyConsumed;
+ UINT64 ExpectedAveragePowerComsuned;
+} EFI_ACPI_6_4_MPST_PLATFORM_COMMUNICATION_CHANNEL_SHARED_MEMORY_REGION;
+
+///
+/// ACPI MPST PCC command code
+///
+#define EFI_ACPI_6_4_MPST_PCC_COMMAND_CODE_EXECUTE_MPST_COMMAND 0x03
+
+///
+/// ACPI MPST Memory Power command
+///
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_GET_MEMORY_POWER_STATE 0x01
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_SET_MEMORY_POWER_STATE 0x02
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_GET_AVERAGE_POWER_CONSUMED 0x03
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_GET_MEMORY_ENERGY_CONSUMED 0x04
+
+///
+/// MPST Memory Power Node Table
+///
+typedef struct {
+ UINT8 PowerStateValue;
+ UINT8 PowerStateInformationIndex;
+} EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE;
+
+typedef struct {
+ UINT8 Flag;
+ UINT8 Reserved;
+ UINT16 MemoryPowerNodeId;
+ UINT32 Length;
+ UINT64 AddressBase;
+ UINT64 AddressLength;
+ UINT32 NumberOfPowerStates;
+ UINT32 NumberOfPhysicalComponents;
+//EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE MemoryPowerState[NumberOfPowerStates];
+//UINT16 PhysicalComponentIdentifier[NumberOfPhysicalComponents];
+} EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE;
+
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE_FLAG_ENABLE 0x01
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE_FLAG_POWER_MANAGED 0x02
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE_FLAG_HOT_PLUGGABLE 0x04
+
+typedef struct {
+ UINT16 MemoryPowerNodeCount;
+ UINT8 Reserved[2];
+} EFI_ACPI_6_4_MPST_MEMORY_POWER_NODE_TABLE;
+
+///
+/// MPST Memory Power State Characteristics Table
+///
+typedef struct {
+ UINT8 PowerStateStructureID;
+ UINT8 Flag;
+ UINT16 Reserved;
+ UINT32 AveragePowerConsumedInMPS0;
+ UINT32 RelativePowerSavingToMPS0;
+ UINT64 ExitLatencyToMPS0;
+} EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE;
+
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_MEMORY_CONTENT_PRESERVED 0x01
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_AUTONOMOUS_MEMORY_POWER_STATE_ENTRY 0x02
+#define EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_AUTONOMOUS_MEMORY_POWER_STATE_EXIT 0x04
+
+typedef struct {
+ UINT16 MemoryPowerStateCharacteristicsCount;
+ UINT8 Reserved[2];
+} EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_TABLE;
+
+///
+/// Memory Topology Table definition.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 Reserved;
+} EFI_ACPI_6_4_MEMORY_TOPOLOGY_TABLE;
+
+///
+/// PMTT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_MEMORY_TOPOLOGY_TABLE_REVISION 0x01
+
+///
+/// Common Memory Aggregator Device Structure.
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Reserved;
+ UINT16 Length;
+ UINT16 Flags;
+ UINT16 Reserved1;
+} EFI_ACPI_6_4_PMTT_COMMON_MEMORY_AGGREGATOR_DEVICE_STRUCTURE;
+
+///
+/// Memory Aggregator Device Type
+///
+#define EFI_ACPI_6_4_PMTT_MEMORY_AGGREGATOR_DEVICE_TYPE_SOCKET 0x1
+#define EFI_ACPI_6_4_PMTT_MEMORY_AGGREGATOR_DEVICE_TYPE_MEMORY_CONTROLLER 0x2
+#define EFI_ACPI_6_4_PMTT_MEMORY_AGGREGATOR_DEVICE_TYPE_DIMM 0x3
+
+///
+/// Socket Memory Aggregator Device Structure.
+///
+typedef struct {
+ EFI_ACPI_6_4_PMTT_COMMON_MEMORY_AGGREGATOR_DEVICE_STRUCTURE Header;
+ UINT16 SocketIdentifier;
+ UINT16 Reserved;
+//EFI_ACPI_6_4_PMTT_MEMORY_CONTROLLER_MEMORY_AGGREGATOR_DEVICE_STRUCTURE MemoryController[];
+} EFI_ACPI_6_4_PMTT_SOCKET_MEMORY_AGGREGATOR_DEVICE_STRUCTURE;
+
+///
+/// MemoryController Memory Aggregator Device Structure.
+///
+typedef struct {
+ EFI_ACPI_6_4_PMTT_COMMON_MEMORY_AGGREGATOR_DEVICE_STRUCTURE Header;
+ UINT32 ReadLatency;
+ UINT32 WriteLatency;
+ UINT32 ReadBandwidth;
+ UINT32 WriteBandwidth;
+ UINT16 OptimalAccessUnit;
+ UINT16 OptimalAccessAlignment;
+ UINT16 Reserved;
+ UINT16 NumberOfProximityDomains;
+//UINT32 ProximityDomain[NumberOfProximityDomains];
+//EFI_ACPI_6_4_PMTT_DIMM_MEMORY_AGGREGATOR_DEVICE_STRUCTURE PhysicalComponent[];
+} EFI_ACPI_6_4_PMTT_MEMORY_CONTROLLER_MEMORY_AGGREGATOR_DEVICE_STRUCTURE;
+
+///
+/// DIMM Memory Aggregator Device Structure.
+///
+typedef struct {
+ EFI_ACPI_6_4_PMTT_COMMON_MEMORY_AGGREGATOR_DEVICE_STRUCTURE Header;
+ UINT16 PhysicalComponentIdentifier;
+ UINT16 Reserved;
+ UINT32 SizeOfDimm;
+ UINT32 SmbiosHandle;
+} EFI_ACPI_6_4_PMTT_DIMM_MEMORY_AGGREGATOR_DEVICE_STRUCTURE;
+
+///
+/// Boot Graphics Resource Table definition.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ ///
+ /// 2-bytes (16 bit) version ID. This value must be 1.
+ ///
+ UINT16 Version;
+ ///
+ /// 1-byte status field indicating current status about the table.
+ /// Bits[7:3] = Reserved (must be zero)
+ /// Bits[2:1] = Orientation Offset. These bits describe the clockwise
+ /// degree offset from the image's default orientation.
+ /// [00] = 0, no offset
+ /// [01] = 90
+ /// [10] = 180
+ /// [11] = 270
+ /// Bit [0] = Displayed. A one indicates the boot image graphic is
+ /// displayed.
+ ///
+ UINT8 Status;
+ ///
+ /// 1-byte enumerated type field indicating format of the image.
+ /// 0 = Bitmap
+ /// 1 - 255 Reserved (for future use)
+ ///
+ UINT8 ImageType;
+ ///
+ /// 8-byte (64 bit) physical address pointing to the firmware's in-memory copy
+ /// of the image bitmap.
+ ///
+ UINT64 ImageAddress;
+ ///
+ /// A 4-byte (32-bit) unsigned long describing the display X-offset of the boot image.
+ /// (X, Y) display offset of the top left corner of the boot image.
+ /// The top left corner of the display is at offset (0, 0).
+ ///
+ UINT32 ImageOffsetX;
+ ///
+ /// A 4-byte (32-bit) unsigned long describing the display Y-offset of the boot image.
+ /// (X, Y) display offset of the top left corner of the boot image.
+ /// The top left corner of the display is at offset (0, 0).
+ ///
+ UINT32 ImageOffsetY;
+} EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE;
+
+///
+/// BGRT Revision
+///
+#define EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE_REVISION 1
+
+///
+/// BGRT Version
+///
+#define EFI_ACPI_6_4_BGRT_VERSION 0x01
+
+///
+/// BGRT Status
+///
+#define EFI_ACPI_6_4_BGRT_STATUS_NOT_DISPLAYED 0x00
+#define EFI_ACPI_6_4_BGRT_STATUS_DISPLAYED 0x01
+
+///
+/// BGRT Image Type
+///
+#define EFI_ACPI_6_4_BGRT_IMAGE_TYPE_BMP 0x00
+
+///
+/// FPDT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_DATA_TABLE_REVISION 0x01
+
+///
+/// FPDT Performance Record Types
+///
+#define EFI_ACPI_6_4_FPDT_RECORD_TYPE_FIRMWARE_BASIC_BOOT_POINTER 0x0000
+#define EFI_ACPI_6_4_FPDT_RECORD_TYPE_S3_PERFORMANCE_TABLE_POINTER 0x0001
+
+///
+/// FPDT Performance Record Revision
+///
+#define EFI_ACPI_6_4_FPDT_RECORD_REVISION_FIRMWARE_BASIC_BOOT_POINTER 0x01
+#define EFI_ACPI_6_4_FPDT_RECORD_REVISION_S3_PERFORMANCE_TABLE_POINTER 0x01
+
+///
+/// FPDT Runtime Performance Record Types
+///
+#define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_TYPE_S3_RESUME 0x0000
+#define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_TYPE_S3_SUSPEND 0x0001
+#define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_TYPE_FIRMWARE_BASIC_BOOT 0x0002
+
+///
+/// FPDT Runtime Performance Record Revision
+///
+#define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_REVISION_S3_RESUME 0x01
+#define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_REVISION_S3_SUSPEND 0x01
+#define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_REVISION_FIRMWARE_BASIC_BOOT 0x02
+
+///
+/// FPDT Performance Record header
+///
+typedef struct {
+ UINT16 Type;
+ UINT8 Length;
+ UINT8 Revision;
+} EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER;
+
+///
+/// FPDT Performance Table header
+///
+typedef struct {
+ UINT32 Signature;
+ UINT32 Length;
+} EFI_ACPI_6_4_FPDT_PERFORMANCE_TABLE_HEADER;
+
+///
+/// FPDT Firmware Basic Boot Performance Pointer Record Structure
+///
+typedef struct {
+ EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER Header;
+ UINT32 Reserved;
+ ///
+ /// 64-bit processor-relative physical address of the Basic Boot Performance Table.
+ ///
+ UINT64 BootPerformanceTablePointer;
+} EFI_ACPI_6_4_FPDT_BOOT_PERFORMANCE_TABLE_POINTER_RECORD;
+
+///
+/// FPDT S3 Performance Table Pointer Record Structure
+///
+typedef struct {
+ EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER Header;
+ UINT32 Reserved;
+ ///
+ /// 64-bit processor-relative physical address of the S3 Performance Table.
+ ///
+ UINT64 S3PerformanceTablePointer;
+} EFI_ACPI_6_4_FPDT_S3_PERFORMANCE_TABLE_POINTER_RECORD;
+
+///
+/// FPDT Firmware Basic Boot Performance Record Structure
+///
+typedef struct {
+ EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER Header;
+ UINT32 Reserved;
+ ///
+ /// Timer value logged at the beginning of firmware image execution.
+ /// This may not always be zero or near zero.
+ ///
+ UINT64 ResetEnd;
+ ///
+ /// Timer value logged just prior to loading the OS boot loader into memory.
+ /// For non-UEFI compatible boots, this field must be zero.
+ ///
+ UINT64 OsLoaderLoadImageStart;
+ ///
+ /// Timer value logged just prior to launching the previously loaded OS boot loader image.
+ /// For non-UEFI compatible boots, the timer value logged will be just prior
+ /// to the INT 19h handler invocation.
+ ///
+ UINT64 OsLoaderStartImageStart;
+ ///
+ /// Timer value logged at the point when the OS loader calls the
+ /// ExitBootServices function for UEFI compatible firmware.
+ /// For non-UEFI compatible boots, this field must be zero.
+ ///
+ UINT64 ExitBootServicesEntry;
+ ///
+ /// Timer value logged at the point just prior towhen the OS loader gaining
+ /// control back from calls the ExitBootServices function for UEFI compatible firmware.
+ /// For non-UEFI compatible boots, this field must be zero.
+ ///
+ UINT64 ExitBootServicesExit;
+} EFI_ACPI_6_4_FPDT_FIRMWARE_BASIC_BOOT_RECORD;
+
+///
+/// FPDT Firmware Basic Boot Performance Table signature
+///
+#define EFI_ACPI_6_4_FPDT_BOOT_PERFORMANCE_TABLE_SIGNATURE SIGNATURE_32('F', 'B', 'P', 'T')
+
+//
+// FPDT Firmware Basic Boot Performance Table
+//
+typedef struct {
+ EFI_ACPI_6_4_FPDT_PERFORMANCE_TABLE_HEADER Header;
+ //
+ // one or more Performance Records.
+ //
+} EFI_ACPI_6_4_FPDT_FIRMWARE_BASIC_BOOT_TABLE;
+
+///
+/// FPDT "S3PT" S3 Performance Table
+///
+#define EFI_ACPI_6_4_FPDT_S3_PERFORMANCE_TABLE_SIGNATURE SIGNATURE_32('S', '3', 'P', 'T')
+
+//
+// FPDT Firmware S3 Boot Performance Table
+//
+typedef struct {
+ EFI_ACPI_6_4_FPDT_PERFORMANCE_TABLE_HEADER Header;
+ //
+ // one or more Performance Records.
+ //
+} EFI_ACPI_6_4_FPDT_FIRMWARE_S3_BOOT_TABLE;
+
+///
+/// FPDT Basic S3 Resume Performance Record
+///
+typedef struct {
+ EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER Header;
+ ///
+ /// A count of the number of S3 resume cycles since the last full boot sequence.
+ ///
+ UINT32 ResumeCount;
+ ///
+ /// Timer recorded at the end of BIOS S3 resume, just prior to handoff to the
+ /// OS waking vector. Only the most recent resume cycle's time is retained.
+ ///
+ UINT64 FullResume;
+ ///
+ /// Average timer value of all resume cycles logged since the last full boot
+ /// sequence, including the most recent resume. Note that the entire log of
+ /// timer values does not need to be retained in order to calculate this average.
+ ///
+ UINT64 AverageResume;
+} EFI_ACPI_6_4_FPDT_S3_RESUME_RECORD;
+
+///
+/// FPDT Basic S3 Suspend Performance Record
+///
+typedef struct {
+ EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER Header;
+ ///
+ /// Timer value recorded at the OS write to SLP_TYP upon entry to S3.
+ /// Only the most recent suspend cycle's timer value is retained.
+ ///
+ UINT64 SuspendStart;
+ ///
+ /// Timer value recorded at the final firmware write to SLP_TYP (or other
+ /// mechanism) used to trigger hardware entry to S3.
+ /// Only the most recent suspend cycle's timer value is retained.
+ ///
+ UINT64 SuspendEnd;
+} EFI_ACPI_6_4_FPDT_S3_SUSPEND_RECORD;
+
+///
+/// Firmware Performance Record Table definition.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+} EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_RECORD_TABLE;
+
+///
+/// Generic Timer Description Table definition.
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT64 CntControlBasePhysicalAddress;
+ UINT32 Reserved;
+ UINT32 SecurePL1TimerGSIV;
+ UINT32 SecurePL1TimerFlags;
+ UINT32 NonSecurePL1TimerGSIV;
+ UINT32 NonSecurePL1TimerFlags;
+ UINT32 VirtualTimerGSIV;
+ UINT32 VirtualTimerFlags;
+ UINT32 NonSecurePL2TimerGSIV;
+ UINT32 NonSecurePL2TimerFlags;
+ UINT64 CntReadBasePhysicalAddress;
+ UINT32 PlatformTimerCount;
+ UINT32 PlatformTimerOffset;
+ UINT32 VirtualPL2TimerGSIV;
+ UINT32 VirtualPL2TimerFlags;
+} EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE;
+
+///
+/// GTDT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION 0x03
+
+///
+/// Timer Flags. All other bits are reserved and must be 0.
+///
+#define EFI_ACPI_6_4_GTDT_TIMER_FLAG_TIMER_INTERRUPT_MODE BIT0
+#define EFI_ACPI_6_4_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY BIT1
+#define EFI_ACPI_6_4_GTDT_TIMER_FLAG_ALWAYS_ON_CAPABILITY BIT2
+
+///
+/// Platform Timer Type
+///
+#define EFI_ACPI_6_4_GTDT_GT_BLOCK 0
+#define EFI_ACPI_6_4_GTDT_SBSA_GENERIC_WATCHDOG 1
+
+///
+/// GT Block Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT16 Length;
+ UINT8 Reserved;
+ UINT64 CntCtlBase;
+ UINT32 GTBlockTimerCount;
+ UINT32 GTBlockTimerOffset;
+} EFI_ACPI_6_4_GTDT_GT_BLOCK_STRUCTURE;
+
+///
+/// GT Block Timer Structure
+///
+typedef struct {
+ UINT8 GTFrameNumber;
+ UINT8 Reserved[3];
+ UINT64 CntBaseX;
+ UINT64 CntEL0BaseX;
+ UINT32 GTxPhysicalTimerGSIV;
+ UINT32 GTxPhysicalTimerFlags;
+ UINT32 GTxVirtualTimerGSIV;
+ UINT32 GTxVirtualTimerFlags;
+ UINT32 GTxCommonFlags;
+} EFI_ACPI_6_4_GTDT_GT_BLOCK_TIMER_STRUCTURE;
+
+///
+/// GT Block Physical Timers and Virtual Timers Flags. All other bits are reserved and must be 0.
+///
+#define EFI_ACPI_6_4_GTDT_GT_BLOCK_TIMER_FLAG_TIMER_INTERRUPT_MODE BIT0
+#define EFI_ACPI_6_4_GTDT_GT_BLOCK_TIMER_FLAG_TIMER_INTERRUPT_POLARITY BIT1
+
+///
+/// Common Flags Flags. All other bits are reserved and must be 0.
+///
+#define EFI_ACPI_6_4_GTDT_GT_BLOCK_COMMON_FLAG_SECURE_TIMER BIT0
+#define EFI_ACPI_6_4_GTDT_GT_BLOCK_COMMON_FLAG_ALWAYS_ON_CAPABILITY BIT1
+
+///
+/// SBSA Generic Watchdog Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT16 Length;
+ UINT8 Reserved;
+ UINT64 RefreshFramePhysicalAddress;
+ UINT64 WatchdogControlFramePhysicalAddress;
+ UINT32 WatchdogTimerGSIV;
+ UINT32 WatchdogTimerFlags;
+} EFI_ACPI_6_4_GTDT_SBSA_GENERIC_WATCHDOG_STRUCTURE;
+
+///
+/// SBSA Generic Watchdog Timer Flags. All other bits are reserved and must be 0.
+///
+#define EFI_ACPI_6_4_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_TIMER_INTERRUPT_MODE BIT0
+#define EFI_ACPI_6_4_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_TIMER_INTERRUPT_POLARITY BIT1
+#define EFI_ACPI_6_4_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_SECURE_TIMER BIT2
+
+//
+// NVDIMM Firmware Interface Table definition.
+//
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 Reserved;
+} EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE;
+
+//
+// NFIT Version (as defined in ACPI 6.4 spec.)
+//
+#define EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE_REVISION 0x1
+
+//
+// Definition for NFIT Table Structure Types
+//
+#define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE_TYPE 0
+#define EFI_ACPI_6_4_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE_TYPE 1
+#define EFI_ACPI_6_4_NFIT_INTERLEAVE_STRUCTURE_TYPE 2
+#define EFI_ACPI_6_4_NFIT_SMBIOS_MANAGEMENT_INFORMATION_STRUCTURE_TYPE 3
+#define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE_TYPE 4
+#define EFI_ACPI_6_4_NFIT_NVDIMM_BLOCK_DATA_WINDOW_REGION_STRUCTURE_TYPE 5
+#define EFI_ACPI_6_4_NFIT_FLUSH_HINT_ADDRESS_STRUCTURE_TYPE 6
+
+//
+// Definition for NFIT Structure Header
+//
+typedef struct {
+ UINT16 Type;
+ UINT16 Length;
+} EFI_ACPI_6_4_NFIT_STRUCTURE_HEADER;
+
+//
+// Definition for System Physical Address Range Structure
+//
+#define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_FLAGS_CONTROL_REGION_FOR_MANAGEMENT BIT0
+#define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_FLAGS_PROXIMITY_DOMAIN_VALID BIT1
+#define EFI_ACPI_6_4_NFIT_GUID_VOLATILE_MEMORY_REGION { 0x7305944F, 0xFDDA, 0x44E3, { 0xB1, 0x6C, 0x3F, 0x22, 0xD2, 0x52, 0xE5, 0xD0 }}
+#define EFI_ACPI_6_4_NFIT_GUID_BYTE_ADDRESSABLE_PERSISTENT_MEMORY_REGION { 0x66F0D379, 0xB4F3, 0x4074, { 0xAC, 0x43, 0x0D, 0x33, 0x18, 0xB7, 0x8C, 0xDB }}
+#define EFI_ACPI_6_4_NFIT_GUID_NVDIMM_CONTROL_REGION { 0x92F701F6, 0x13B4, 0x405D, { 0x91, 0x0B, 0x29, 0x93, 0x67, 0xE8, 0x23, 0x4C }}
+#define EFI_ACPI_6_4_NFIT_GUID_NVDIMM_BLOCK_DATA_WINDOW_REGION { 0x91AF0530, 0x5D86, 0x470E, { 0xA6, 0xB0, 0x0A, 0x2D, 0xB9, 0x40, 0x82, 0x49 }}
+#define EFI_ACPI_6_4_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_DISK_REGION_VOLATILE { 0x77AB535A, 0x45FC, 0x624B, { 0x55, 0x60, 0xF7, 0xB2, 0x81, 0xD1, 0xF9, 0x6E }}
+#define EFI_ACPI_6_4_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_CD_REGION_VOLATILE { 0x3D5ABD30, 0x4175, 0x87CE, { 0x6D, 0x64, 0xD2, 0xAD, 0xE5, 0x23, 0xC4, 0xBB }}
+#define EFI_ACPI_6_4_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_DISK_REGION_PERSISTENT { 0x5CEA02C9, 0x4D07, 0x69D3, { 0x26, 0x9F ,0x44, 0x96, 0xFB, 0xE0, 0x96, 0xF9 }}
+#define EFI_ACPI_6_4_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_CD_REGION_PERSISTENT { 0x08018188, 0x42CD, 0xBB48, { 0x10, 0x0F, 0x53, 0x87, 0xD5, 0x3D, 0xED, 0x3D }}
+typedef struct {
+ UINT16 Type;
+ UINT16 Length;
+ UINT16 SPARangeStructureIndex;
+ UINT16 Flags;
+ UINT32 Reserved_8;
+ UINT32 ProximityDomain;
+ GUID AddressRangeTypeGUID;
+ UINT64 SystemPhysicalAddressRangeBase;
+ UINT64 SystemPhysicalAddressRangeLength;
+ UINT64 AddressRangeMemoryMappingAttribute;
+} EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE;
+
+//
+// Definition for Memory Device to System Physical Address Range Mapping Structure
+//
+typedef struct {
+ UINT32 DIMMNumber:4;
+ UINT32 MemoryChannelNumber:4;
+ UINT32 MemoryControllerID:4;
+ UINT32 SocketID:4;
+ UINT32 NodeControllerID:12;
+ UINT32 Reserved_28:4;
+} EFI_ACPI_6_4_NFIT_DEVICE_HANDLE;
+
+#define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_PREVIOUS_SAVE_FAIL BIT0
+#define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_LAST_RESTORE_FAIL BIT1
+#define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_PLATFORM_FLUSH_FAIL BIT2
+#define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_NOT_ARMED_PRIOR_TO_OSPM_HAND_OFF BIT3
+#define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_SMART_HEALTH_EVENTS_PRIOR_OSPM_HAND_OFF BIT4
+#define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_FIRMWARE_ENABLED_TO_NOTIFY_OSPM_ON_SMART_HEALTH_EVENTS BIT5
+#define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_FIRMWARE_NOT_MAP_NVDIMM_TO_SPA BIT6
+typedef struct {
+ UINT16 Type;
+ UINT16 Length;
+ EFI_ACPI_6_4_NFIT_DEVICE_HANDLE NFITDeviceHandle;
+ UINT16 NVDIMMPhysicalID;
+ UINT16 NVDIMMRegionID;
+ UINT16 SPARangeStructureIndex ;
+ UINT16 NVDIMMControlRegionStructureIndex;
+ UINT64 NVDIMMRegionSize;
+ UINT64 RegionOffset;
+ UINT64 NVDIMMPhysicalAddressRegionBase;
+ UINT16 InterleaveStructureIndex;
+ UINT16 InterleaveWays;
+ UINT16 NVDIMMStateFlags;
+ UINT16 Reserved_46;
+} EFI_ACPI_6_4_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE;
+
+//
+// Definition for Interleave Structure
+//
+typedef struct {
+ UINT16 Type;
+ UINT16 Length;
+ UINT16 InterleaveStructureIndex;
+ UINT16 Reserved_6;
+ UINT32 NumberOfLines;
+ UINT32 LineSize;
+//UINT32 LineOffset[NumberOfLines];
+} EFI_ACPI_6_4_NFIT_INTERLEAVE_STRUCTURE;
+
+//
+// Definition for SMBIOS Management Information Structure
+//
+typedef struct {
+ UINT16 Type;
+ UINT16 Length;
+ UINT32 Reserved_4;
+//UINT8 Data[];
+} EFI_ACPI_6_4_NFIT_SMBIOS_MANAGEMENT_INFORMATION_STRUCTURE;
+
+//
+// Definition for NVDIMM Control Region Structure
+//
+#define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_VALID_FIELDS_MANUFACTURING BIT0
+
+#define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_FLAGS_BLOCK_DATA_WINDOWS_BUFFERED BIT0
+typedef struct {
+ UINT16 Type;
+ UINT16 Length;
+ UINT16 NVDIMMControlRegionStructureIndex;
+ UINT16 VendorID;
+ UINT16 DeviceID;
+ UINT16 RevisionID;
+ UINT16 SubsystemVendorID;
+ UINT16 SubsystemDeviceID;
+ UINT16 SubsystemRevisionID;
+ UINT8 ValidFields;
+ UINT8 ManufacturingLocation;
+ UINT16 ManufacturingDate;
+ UINT8 Reserved_22[2];
+ UINT32 SerialNumber;
+ UINT16 RegionFormatInterfaceCode;
+ UINT16 NumberOfBlockControlWindows;
+ UINT64 SizeOfBlockControlWindow;
+ UINT64 CommandRegisterOffsetInBlockControlWindow;
+ UINT64 SizeOfCommandRegisterInBlockControlWindows;
+ UINT64 StatusRegisterOffsetInBlockControlWindow;
+ UINT64 SizeOfStatusRegisterInBlockControlWindows;
+ UINT16 NVDIMMControlRegionFlag;
+ UINT8 Reserved_74[6];
+} EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE;
+
+//
+// Definition for NVDIMM Block Data Window Region Structure
+//
+typedef struct {
+ UINT16 Type;
+ UINT16 Length;
+ UINT16 NVDIMMControlRegionStructureIndex;
+ UINT16 NumberOfBlockDataWindows;
+ UINT64 BlockDataWindowStartOffset;
+ UINT64 SizeOfBlockDataWindow;
+ UINT64 BlockAccessibleMemoryCapacity;
+ UINT64 BeginningAddressOfFirstBlockInBlockAccessibleMemory;
+} EFI_ACPI_6_4_NFIT_NVDIMM_BLOCK_DATA_WINDOW_REGION_STRUCTURE;
+
+//
+// Definition for Flush Hint Address Structure
+//
+typedef struct {
+ UINT16 Type;
+ UINT16 Length;
+ EFI_ACPI_6_4_NFIT_DEVICE_HANDLE NFITDeviceHandle;
+ UINT16 NumberOfFlushHintAddresses;
+ UINT8 Reserved_10[6];
+//UINT64 FlushHintAddress[NumberOfFlushHintAddresses];
+} EFI_ACPI_6_4_NFIT_FLUSH_HINT_ADDRESS_STRUCTURE;
+
+///
+/// Secure DEVices Table (SDEV)
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+} EFI_ACPI_6_4_SECURE_DEVICES_TABLE_HEADER;
+
+///
+/// SDEV Revision (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_SECURE_DEVICES_TABLE_REVISION 0x01
+
+///
+/// Secure Devcice types
+///
+#define EFI_ACPI_6_4_SDEV_TYPE_PCIE_ENDPOINT_DEVICE 0x01
+#define EFI_ACPI_6_4_SDEV_TYPE_ACPI_NAMESPACE_DEVICE 0x00
+
+///
+/// Secure Devcice flags
+///
+#define EFI_ACPI_6_4_SDEV_FLAG_ALLOW_HANDOFF BIT0
+
+///
+/// SDEV Structure Header
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Flags;
+ UINT16 Length;
+} EFI_ACPI_6_4_SDEV_STRUCTURE_HEADER;
+
+///
+/// PCIe Endpoint Device based Secure Device Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Flags;
+ UINT16 Length;
+ UINT16 PciSegmentNumber;
+ UINT16 StartBusNumber;
+ UINT16 PciPathOffset;
+ UINT16 PciPathLength;
+ UINT16 VendorSpecificDataOffset;
+ UINT16 VendorSpecificDataLength;
+} EFI_ACPI_6_4_SDEV_STRUCTURE_PCIE_ENDPOINT_DEVICE;
+
+///
+/// ACPI_NAMESPACE_DEVICE based Secure Device Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Flags;
+ UINT16 Length;
+ UINT16 DeviceIdentifierOffset;
+ UINT16 DeviceIdentifierLength;
+ UINT16 VendorSpecificDataOffset;
+ UINT16 VendorSpecificDataLength;
+} EFI_ACPI_6_4_SDEV_STRUCTURE_ACPI_NAMESPACE_DEVICE;
+
+///
+/// Boot Error Record Table (BERT)
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 BootErrorRegionLength;
+ UINT64 BootErrorRegion;
+} EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_HEADER;
+
+///
+/// BERT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_REVISION 0x01
+
+///
+/// Boot Error Region Block Status Definition
+///
+typedef struct {
+ UINT32 UncorrectableErrorValid:1;
+ UINT32 CorrectableErrorValid:1;
+ UINT32 MultipleUncorrectableErrors:1;
+ UINT32 MultipleCorrectableErrors:1;
+ UINT32 ErrorDataEntryCount:10;
+ UINT32 Reserved:18;
+} EFI_ACPI_6_4_ERROR_BLOCK_STATUS;
+
+///
+/// Boot Error Region Definition
+///
+typedef struct {
+ EFI_ACPI_6_4_ERROR_BLOCK_STATUS BlockStatus;
+ UINT32 RawDataOffset;
+ UINT32 RawDataLength;
+ UINT32 DataLength;
+ UINT32 ErrorSeverity;
+} EFI_ACPI_6_4_BOOT_ERROR_REGION_STRUCTURE;
+
+//
+// Boot Error Severity types
+//
+#define EFI_ACPI_6_4_ERROR_SEVERITY_CORRECTABLE 0x00
+#define EFI_ACPI_6_4_ERROR_SEVERITY_FATAL 0x01
+#define EFI_ACPI_6_4_ERROR_SEVERITY_CORRECTED 0x02
+#define EFI_ACPI_6_4_ERROR_SEVERITY_NONE 0x03
+
+///
+/// Generic Error Data Entry Definition
+///
+typedef struct {
+ UINT8 SectionType[16];
+ UINT32 ErrorSeverity;
+ UINT16 Revision;
+ UINT8 ValidationBits;
+ UINT8 Flags;
+ UINT32 ErrorDataLength;
+ UINT8 FruId[16];
+ UINT8 FruText[20];
+ UINT8 Timestamp[8];
+} EFI_ACPI_6_4_GENERIC_ERROR_DATA_ENTRY_STRUCTURE;
+
+///
+/// Generic Error Data Entry Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_GENERIC_ERROR_DATA_ENTRY_REVISION 0x0300
+
+///
+/// HEST - Hardware Error Source Table
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 ErrorSourceCount;
+} EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_HEADER;
+
+///
+/// HEST Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_REVISION 0x01
+
+//
+// Error Source structure types.
+//
+#define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION 0x00
+#define EFI_ACPI_6_4_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK 0x01
+#define EFI_ACPI_6_4_IA32_ARCHITECTURE_NMI_ERROR 0x02
+#define EFI_ACPI_6_4_PCI_EXPRESS_ROOT_PORT_AER 0x06
+#define EFI_ACPI_6_4_PCI_EXPRESS_DEVICE_AER 0x07
+#define EFI_ACPI_6_4_PCI_EXPRESS_BRIDGE_AER 0x08
+#define EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR 0x09
+#define EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_VERSION_2 0x0A
+#define EFI_ACPI_6_4_IA32_ARCHITECTURE_DEFERRED_MACHINE_CHECK 0x0B
+
+//
+// Error Source structure flags.
+//
+#define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_FIRMWARE_FIRST (1 << 0)
+#define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_GLOBAL (1 << 1)
+#define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_GHES_ASSIST (1 << 2)
+
+///
+/// IA-32 Architecture Machine Check Exception Structure Definition
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 SourceId;
+ UINT8 Reserved0[2];
+ UINT8 Flags;
+ UINT8 Enabled;
+ UINT32 NumberOfRecordsToPreAllocate;
+ UINT32 MaxSectionsPerRecord;
+ UINT64 GlobalCapabilityInitData;
+ UINT64 GlobalControlInitData;
+ UINT8 NumberOfHardwareBanks;
+ UINT8 Reserved1[7];
+} EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION_STRUCTURE;
+
+///
+/// IA-32 Architecture Machine Check Bank Structure Definition
+///
+typedef struct {
+ UINT8 BankNumber;
+ UINT8 ClearStatusOnInitialization;
+ UINT8 StatusDataFormat;
+ UINT8 Reserved0;
+ UINT32 ControlRegisterMsrAddress;
+ UINT64 ControlInitData;
+ UINT32 StatusRegisterMsrAddress;
+ UINT32 AddressRegisterMsrAddress;
+ UINT32 MiscRegisterMsrAddress;
+} EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_BANK_STRUCTURE;
+
+///
+/// IA-32 Architecture Machine Check Bank Structure MCA data format
+///
+#define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_IA32 0x00
+#define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_INTEL64 0x01
+#define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_AMD64 0x02
+
+//
+// Hardware Error Notification types. All other values are reserved
+//
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_POLLED 0x00
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_EXTERNAL_INTERRUPT 0x01
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_LOCAL_INTERRUPT 0x02
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_SCI 0x03
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_NMI 0x04
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CMCI 0x05
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_MCE 0x06
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_GPIO_SIGNAL 0x07
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_ARMV8_SEA 0x08
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_ARMV8_SEI 0x09
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_GSIV 0x0A
+#define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_SOFTWARE_DELEGATED_EXCEPTION 0x0B
+
+///
+/// Hardware Error Notification Configuration Write Enable Structure Definition
+///
+typedef struct {
+ UINT16 Type:1;
+ UINT16 PollInterval:1;
+ UINT16 SwitchToPollingThresholdValue:1;
+ UINT16 SwitchToPollingThresholdWindow:1;
+ UINT16 ErrorThresholdValue:1;
+ UINT16 ErrorThresholdWindow:1;
+ UINT16 Reserved:10;
+} EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE;
+
+///
+/// Hardware Error Notification Structure Definition
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE ConfigurationWriteEnable;
+ UINT32 PollInterval;
+ UINT32 Vector;
+ UINT32 SwitchToPollingThresholdValue;
+ UINT32 SwitchToPollingThresholdWindow;
+ UINT32 ErrorThresholdValue;
+ UINT32 ErrorThresholdWindow;
+} EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE;
+
+///
+/// IA-32 Architecture Corrected Machine Check Structure Definition
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 SourceId;
+ UINT8 Reserved0[2];
+ UINT8 Flags;
+ UINT8 Enabled;
+ UINT32 NumberOfRecordsToPreAllocate;
+ UINT32 MaxSectionsPerRecord;
+ EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE NotificationStructure;
+ UINT8 NumberOfHardwareBanks;
+ UINT8 Reserved1[3];
+} EFI_ACPI_6_4_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK_STRUCTURE;
+
+///
+/// IA-32 Architecture NMI Error Structure Definition
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 SourceId;
+ UINT8 Reserved0[2];
+ UINT32 NumberOfRecordsToPreAllocate;
+ UINT32 MaxSectionsPerRecord;
+ UINT32 MaxRawDataLength;
+} EFI_ACPI_6_4_IA32_ARCHITECTURE_NMI_ERROR_STRUCTURE;
+
+///
+/// PCI Express Root Port AER Structure Definition
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 SourceId;
+ UINT8 Reserved0[2];
+ UINT8 Flags;
+ UINT8 Enabled;
+ UINT32 NumberOfRecordsToPreAllocate;
+ UINT32 MaxSectionsPerRecord;
+ UINT32 Bus;
+ UINT16 Device;
+ UINT16 Function;
+ UINT16 DeviceControl;
+ UINT8 Reserved1[2];
+ UINT32 UncorrectableErrorMask;
+ UINT32 UncorrectableErrorSeverity;
+ UINT32 CorrectableErrorMask;
+ UINT32 AdvancedErrorCapabilitiesAndControl;
+ UINT32 RootErrorCommand;
+} EFI_ACPI_6_4_PCI_EXPRESS_ROOT_PORT_AER_STRUCTURE;
+
+///
+/// PCI Express Device AER Structure Definition
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 SourceId;
+ UINT8 Reserved0[2];
+ UINT8 Flags;
+ UINT8 Enabled;
+ UINT32 NumberOfRecordsToPreAllocate;
+ UINT32 MaxSectionsPerRecord;
+ UINT32 Bus;
+ UINT16 Device;
+ UINT16 Function;
+ UINT16 DeviceControl;
+ UINT8 Reserved1[2];
+ UINT32 UncorrectableErrorMask;
+ UINT32 UncorrectableErrorSeverity;
+ UINT32 CorrectableErrorMask;
+ UINT32 AdvancedErrorCapabilitiesAndControl;
+} EFI_ACPI_6_4_PCI_EXPRESS_DEVICE_AER_STRUCTURE;
+
+///
+/// PCI Express Bridge AER Structure Definition
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 SourceId;
+ UINT8 Reserved0[2];
+ UINT8 Flags;
+ UINT8 Enabled;
+ UINT32 NumberOfRecordsToPreAllocate;
+ UINT32 MaxSectionsPerRecord;
+ UINT32 Bus;
+ UINT16 Device;
+ UINT16 Function;
+ UINT16 DeviceControl;
+ UINT8 Reserved1[2];
+ UINT32 UncorrectableErrorMask;
+ UINT32 UncorrectableErrorSeverity;
+ UINT32 CorrectableErrorMask;
+ UINT32 AdvancedErrorCapabilitiesAndControl;
+ UINT32 SecondaryUncorrectableErrorMask;
+ UINT32 SecondaryUncorrectableErrorSeverity;
+ UINT32 SecondaryAdvancedErrorCapabilitiesAndControl;
+} EFI_ACPI_6_4_PCI_EXPRESS_BRIDGE_AER_STRUCTURE;
+
+///
+/// Generic Hardware Error Source Structure Definition
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 SourceId;
+ UINT16 RelatedSourceId;
+ UINT8 Flags;
+ UINT8 Enabled;
+ UINT32 NumberOfRecordsToPreAllocate;
+ UINT32 MaxSectionsPerRecord;
+ UINT32 MaxRawDataLength;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE ErrorStatusAddress;
+ EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE NotificationStructure;
+ UINT32 ErrorStatusBlockLength;
+} EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_SOURCE_STRUCTURE;
+
+///
+/// Generic Hardware Error Source Version 2 Structure Definition
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 SourceId;
+ UINT16 RelatedSourceId;
+ UINT8 Flags;
+ UINT8 Enabled;
+ UINT32 NumberOfRecordsToPreAllocate;
+ UINT32 MaxSectionsPerRecord;
+ UINT32 MaxRawDataLength;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE ErrorStatusAddress;
+ EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE NotificationStructure;
+ UINT32 ErrorStatusBlockLength;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE ReadAckRegister;
+ UINT64 ReadAckPreserve;
+ UINT64 ReadAckWrite;
+} EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_SOURCE_VERSION_2_STRUCTURE;
+
+///
+/// Generic Error Status Definition
+///
+typedef struct {
+ EFI_ACPI_6_4_ERROR_BLOCK_STATUS BlockStatus;
+ UINT32 RawDataOffset;
+ UINT32 RawDataLength;
+ UINT32 DataLength;
+ UINT32 ErrorSeverity;
+} EFI_ACPI_6_4_GENERIC_ERROR_STATUS_STRUCTURE;
+
+///
+/// IA-32 Architecture Deferred Machine Check Structure Definition
+///
+typedef struct {
+ UINT16 Type;
+ UINT16 SourceId;
+ UINT8 Reserved0[2];
+ UINT8 Flags;
+ UINT8 Enabled;
+ UINT32 NumberOfRecordsToPreAllocate;
+ UINT32 MaxSectionsPerRecord;
+ EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE NotificationStructure;
+ UINT8 NumberOfHardwareBanks;
+ UINT8 Reserved1[3];
+} EFI_ACPI_6_4_IA32_ARCHITECTURE_DEFERRED_MACHINE_CHECK_STRUCTURE;;
+
+///
+/// HMAT - Heterogeneous Memory Attribute Table
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT8 Reserved[4];
+} EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_HEADER;
+
+///
+/// HMAT Revision (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_REVISION 0x02
+
+///
+/// HMAT types
+///
+#define EFI_ACPI_6_4_HMAT_TYPE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES 0x00
+#define EFI_ACPI_6_4_HMAT_TYPE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO 0x01
+#define EFI_ACPI_6_4_HMAT_TYPE_MEMORY_SIDE_CACHE_INFO 0x02
+
+///
+/// HMAT Structure Header
+///
+typedef struct {
+ UINT16 Type;
+ UINT8 Reserved[2];
+ UINT32 Length;
+} EFI_ACPI_6_4_HMAT_STRUCTURE_HEADER;
+
+///
+/// Memory Proximity Domain Attributes Structure flags
+///
+typedef struct {
+ UINT16 InitiatorProximityDomainValid:1;
+ UINT16 Reserved:15;
+} EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_FLAGS;
+
+///
+/// Memory Proximity Domain Attributes Structure
+///
+typedef struct {
+ UINT16 Type;
+ UINT8 Reserved[2];
+ UINT32 Length;
+ EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_FLAGS Flags;
+ UINT8 Reserved1[2];
+ UINT32 InitiatorProximityDomain;
+ UINT32 MemoryProximityDomain;
+ UINT8 Reserved2[20];
+} EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES;
+
+///
+/// System Locality Latency and Bandwidth Information Structure flags
+///
+typedef struct {
+ UINT8 MemoryHierarchy:4;
+ UINT8 Reserved:4;
+} EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_FLAGS;
+
+///
+/// System Locality Latency and Bandwidth Information Structure
+///
+typedef struct {
+ UINT16 Type;
+ UINT8 Reserved[2];
+ UINT32 Length;
+ EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_FLAGS Flags;
+ UINT8 DataType;
+ UINT8 Reserved1[2];
+ UINT32 NumberOfInitiatorProximityDomains;
+ UINT32 NumberOfTargetProximityDomains;
+ UINT8 Reserved2[4];
+ UINT64 EntryBaseUnit;
+} EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO;
+
+///
+/// Memory Side Cache Information Structure cache attributes
+///
+typedef struct {
+ UINT32 TotalCacheLevels:4;
+ UINT32 CacheLevel:4;
+ UINT32 CacheAssociativity:4;
+ UINT32 WritePolicy:4;
+ UINT32 CacheLineSize:16;
+} EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES;
+
+///
+/// Memory Side Cache Information Structure
+///
+typedef struct {
+ UINT16 Type;
+ UINT8 Reserved[2];
+ UINT32 Length;
+ UINT32 MemoryProximityDomain;
+ UINT8 Reserved1[4];
+ UINT64 MemorySideCacheSize;
+ EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES CacheAttributes;
+ UINT8 Reserved2[2];
+ UINT16 NumberOfSmbiosHandles;
+} EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO;
+
+///
+/// ERST - Error Record Serialization Table
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 SerializationHeaderSize;
+ UINT8 Reserved0[4];
+ UINT32 InstructionEntryCount;
+} EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_HEADER;
+
+///
+/// ERST Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_REVISION 0x01
+
+///
+/// ERST Serialization Actions
+///
+#define EFI_ACPI_6_4_ERST_BEGIN_WRITE_OPERATION 0x00
+#define EFI_ACPI_6_4_ERST_BEGIN_READ_OPERATION 0x01
+#define EFI_ACPI_6_4_ERST_BEGIN_CLEAR_OPERATION 0x02
+#define EFI_ACPI_6_4_ERST_END_OPERATION 0x03
+#define EFI_ACPI_6_4_ERST_SET_RECORD_OFFSET 0x04
+#define EFI_ACPI_6_4_ERST_EXECUTE_OPERATION 0x05
+#define EFI_ACPI_6_4_ERST_CHECK_BUSY_STATUS 0x06
+#define EFI_ACPI_6_4_ERST_GET_COMMAND_STATUS 0x07
+#define EFI_ACPI_6_4_ERST_GET_RECORD_IDENTIFIER 0x08
+#define EFI_ACPI_6_4_ERST_SET_RECORD_IDENTIFIER 0x09
+#define EFI_ACPI_6_4_ERST_GET_RECORD_COUNT 0x0A
+#define EFI_ACPI_6_4_ERST_BEGIN_DUMMY_WRITE_OPERATION 0x0B
+#define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE 0x0D
+#define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE_LENGTH 0x0E
+#define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE_ATTRIBUTES 0x0F
+#define EFI_ACPI_6_4_ERST_GET_EXECUTE_OPERATION_TIMINGS 0x10
+
+///
+/// ERST Action Command Status
+///
+#define EFI_ACPI_6_4_ERST_STATUS_SUCCESS 0x00
+#define EFI_ACPI_6_4_ERST_STATUS_NOT_ENOUGH_SPACE 0x01
+#define EFI_ACPI_6_4_ERST_STATUS_HARDWARE_NOT_AVAILABLE 0x02
+#define EFI_ACPI_6_4_ERST_STATUS_FAILED 0x03
+#define EFI_ACPI_6_4_ERST_STATUS_RECORD_STORE_EMPTY 0x04
+#define EFI_ACPI_6_4_ERST_STATUS_RECORD_NOT_FOUND 0x05
+
+///
+/// ERST Serialization Instructions
+///
+#define EFI_ACPI_6_4_ERST_READ_REGISTER 0x00
+#define EFI_ACPI_6_4_ERST_READ_REGISTER_VALUE 0x01
+#define EFI_ACPI_6_4_ERST_WRITE_REGISTER 0x02
+#define EFI_ACPI_6_4_ERST_WRITE_REGISTER_VALUE 0x03
+#define EFI_ACPI_6_4_ERST_NOOP 0x04
+#define EFI_ACPI_6_4_ERST_LOAD_VAR1 0x05
+#define EFI_ACPI_6_4_ERST_LOAD_VAR2 0x06
+#define EFI_ACPI_6_4_ERST_STORE_VAR1 0x07
+#define EFI_ACPI_6_4_ERST_ADD 0x08
+#define EFI_ACPI_6_4_ERST_SUBTRACT 0x09
+#define EFI_ACPI_6_4_ERST_ADD_VALUE 0x0A
+#define EFI_ACPI_6_4_ERST_SUBTRACT_VALUE 0x0B
+#define EFI_ACPI_6_4_ERST_STALL 0x0C
+#define EFI_ACPI_6_4_ERST_STALL_WHILE_TRUE 0x0D
+#define EFI_ACPI_6_4_ERST_SKIP_NEXT_INSTRUCTION_IF_TRUE 0x0E
+#define EFI_ACPI_6_4_ERST_GOTO 0x0F
+#define EFI_ACPI_6_4_ERST_SET_SRC_ADDRESS_BASE 0x10
+#define EFI_ACPI_6_4_ERST_SET_DST_ADDRESS_BASE 0x11
+#define EFI_ACPI_6_4_ERST_MOVE_DATA 0x12
+
+///
+/// ERST Instruction Flags
+///
+#define EFI_ACPI_6_4_ERST_PRESERVE_REGISTER 0x01
+
+///
+/// ERST Serialization Instruction Entry
+///
+typedef struct {
+ UINT8 SerializationAction;
+ UINT8 Instruction;
+ UINT8 Flags;
+ UINT8 Reserved0;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE RegisterRegion;
+ UINT64 Value;
+ UINT64 Mask;
+} EFI_ACPI_6_4_ERST_SERIALIZATION_INSTRUCTION_ENTRY;
+
+///
+/// EINJ - Error Injection Table
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 InjectionHeaderSize;
+ UINT8 InjectionFlags;
+ UINT8 Reserved0[3];
+ UINT32 InjectionEntryCount;
+} EFI_ACPI_6_4_ERROR_INJECTION_TABLE_HEADER;
+
+///
+/// EINJ Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_ERROR_INJECTION_TABLE_REVISION 0x01
+
+///
+/// EINJ Error Injection Actions
+///
+#define EFI_ACPI_6_4_EINJ_BEGIN_INJECTION_OPERATION 0x00
+#define EFI_ACPI_6_4_EINJ_GET_TRIGGER_ERROR_ACTION_TABLE 0x01
+#define EFI_ACPI_6_4_EINJ_SET_ERROR_TYPE 0x02
+#define EFI_ACPI_6_4_EINJ_GET_ERROR_TYPE 0x03
+#define EFI_ACPI_6_4_EINJ_END_OPERATION 0x04
+#define EFI_ACPI_6_4_EINJ_EXECUTE_OPERATION 0x05
+#define EFI_ACPI_6_4_EINJ_CHECK_BUSY_STATUS 0x06
+#define EFI_ACPI_6_4_EINJ_GET_COMMAND_STATUS 0x07
+#define EFI_ACPI_6_4_EINJ_TRIGGER_ERROR 0xFF
+
+///
+/// EINJ Action Command Status
+///
+#define EFI_ACPI_6_4_EINJ_STATUS_SUCCESS 0x00
+#define EFI_ACPI_6_4_EINJ_STATUS_UNKNOWN_FAILURE 0x01
+#define EFI_ACPI_6_4_EINJ_STATUS_INVALID_ACCESS 0x02
+
+///
+/// EINJ Error Type Definition
+///
+#define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_CORRECTABLE (1 << 0)
+#define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_NONFATAL (1 << 1)
+#define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_FATAL (1 << 2)
+#define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_CORRECTABLE (1 << 3)
+#define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_UNCORRECTABLE_NONFATAL (1 << 4)
+#define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_UNCORRECTABLE_FATAL (1 << 5)
+#define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_CORRECTABLE (1 << 6)
+#define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_NONFATAL (1 << 7)
+#define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_FATAL (1 << 8)
+#define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_CORRECTABLE (1 << 9)
+#define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_UNCORRECTABLE_NONFATAL (1 << 10)
+#define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_UNCORRECTABLE_FATAL (1 << 11)
+
+///
+/// EINJ Injection Instructions
+///
+#define EFI_ACPI_6_4_EINJ_READ_REGISTER 0x00
+#define EFI_ACPI_6_4_EINJ_READ_REGISTER_VALUE 0x01
+#define EFI_ACPI_6_4_EINJ_WRITE_REGISTER 0x02
+#define EFI_ACPI_6_4_EINJ_WRITE_REGISTER_VALUE 0x03
+#define EFI_ACPI_6_4_EINJ_NOOP 0x04
+
+///
+/// EINJ Instruction Flags
+///
+#define EFI_ACPI_6_4_EINJ_PRESERVE_REGISTER 0x01
+
+///
+/// EINJ Injection Instruction Entry
+///
+typedef struct {
+ UINT8 InjectionAction;
+ UINT8 Instruction;
+ UINT8 Flags;
+ UINT8 Reserved0;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE RegisterRegion;
+ UINT64 Value;
+ UINT64 Mask;
+} EFI_ACPI_6_4_EINJ_INJECTION_INSTRUCTION_ENTRY;
+
+///
+/// EINJ Trigger Action Table
+///
+typedef struct {
+ UINT32 HeaderSize;
+ UINT32 Revision;
+ UINT32 TableSize;
+ UINT32 EntryCount;
+} EFI_ACPI_6_4_EINJ_TRIGGER_ACTION_TABLE;
+
+///
+/// Platform Communications Channel Table (PCCT)
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT32 Flags;
+ UINT64 Reserved;
+} EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL_TABLE_HEADER;
+
+///
+/// PCCT Version (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL_TABLE_REVISION 0x02
+
+///
+/// PCCT Global Flags
+///
+#define EFI_ACPI_6_4_PCCT_FLAGS_PLATFORM_INTERRUPT BIT0
+
+//
+// PCCT Subspace type
+//
+#define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_GENERIC 0x00
+#define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_1_HW_REDUCED_COMMUNICATIONS 0x01
+#define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_2_HW_REDUCED_COMMUNICATIONS 0x02
+#define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_3_EXTENDED_PCC 0x03
+#define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_4_EXTENDED_PCC 0x04
+
+///
+/// PCC Subspace Structure Header
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+} EFI_ACPI_6_4_PCCT_SUBSPACE_HEADER;
+
+///
+/// Generic Communications Subspace Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Reserved[6];
+ UINT64 BaseAddress;
+ UINT64 AddressLength;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE DoorbellRegister;
+ UINT64 DoorbellPreserve;
+ UINT64 DoorbellWrite;
+ UINT32 NominalLatency;
+ UINT32 MaximumPeriodicAccessRate;
+ UINT16 MinimumRequestTurnaroundTime;
+} EFI_ACPI_6_4_PCCT_SUBSPACE_GENERIC;
+
+///
+/// Generic Communications Channel Shared Memory Region
+///
+
+typedef struct {
+ UINT8 Command;
+ UINT8 Reserved:7;
+ UINT8 NotifyOnCompletion:1;
+} EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND;
+
+typedef struct {
+ UINT8 CommandComplete:1;
+ UINT8 PlatformInterrupt:1;
+ UINT8 Error:1;
+ UINT8 PlatformNotification:1;
+ UINT8 Reserved:4;
+ UINT8 Reserved1;
+} EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS;
+
+typedef struct {
+ UINT32 Signature;
+ EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND Command;
+ EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS Status;
+} EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER;
+
+#define EFI_ACPI_6_4_PCCT_SUBSPACE_PLATFORM_INTERRUPT_FLAGS_POLARITY BIT0
+#define EFI_ACPI_6_4_PCCT_SUBSPACE_PLATFORM_INTERRUPT_FLAGS_MODE BIT1
+
+///
+/// Type 1 HW-Reduced Communications Subspace Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT32 PlatformInterrupt;
+ UINT8 PlatformInterruptFlags;
+ UINT8 Reserved;
+ UINT64 BaseAddress;
+ UINT64 AddressLength;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE DoorbellRegister;
+ UINT64 DoorbellPreserve;
+ UINT64 DoorbellWrite;
+ UINT32 NominalLatency;
+ UINT32 MaximumPeriodicAccessRate;
+ UINT16 MinimumRequestTurnaroundTime;
+} EFI_ACPI_6_4_PCCT_SUBSPACE_1_HW_REDUCED_COMMUNICATIONS;
+
+///
+/// Type 2 HW-Reduced Communications Subspace Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT32 PlatformInterrupt;
+ UINT8 PlatformInterruptFlags;
+ UINT8 Reserved;
+ UINT64 BaseAddress;
+ UINT64 AddressLength;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE DoorbellRegister;
+ UINT64 DoorbellPreserve;
+ UINT64 DoorbellWrite;
+ UINT32 NominalLatency;
+ UINT32 MaximumPeriodicAccessRate;
+ UINT16 MinimumRequestTurnaroundTime;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE PlatformInterruptAckRegister;
+ UINT64 PlatformInterruptAckPreserve;
+ UINT64 PlatformInterruptAckWrite;
+} EFI_ACPI_6_4_PCCT_SUBSPACE_2_HW_REDUCED_COMMUNICATIONS;
+
+///
+/// Type 3 Extended PCC Subspace Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT32 PlatformInterrupt;
+ UINT8 PlatformInterruptFlags;
+ UINT8 Reserved;
+ UINT64 BaseAddress;
+ UINT32 AddressLength;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE DoorbellRegister;
+ UINT64 DoorbellPreserve;
+ UINT64 DoorbellWrite;
+ UINT32 NominalLatency;
+ UINT32 MaximumPeriodicAccessRate;
+ UINT32 MinimumRequestTurnaroundTime;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE PlatformInterruptAckRegister;
+ UINT64 PlatformInterruptAckPreserve;
+ UINT64 PlatformInterruptAckSet;
+ UINT8 Reserved1[8];
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE CommandCompleteCheckRegister;
+ UINT64 CommandCompleteCheckMask;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE CommandCompleteUpdateRegister;
+ UINT64 CommandCompleteUpdatePreserve;
+ UINT64 CommandCompleteUpdateSet;
+ EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE ErrorStatusRegister;
+ UINT64 ErrorStatusMask;
+} EFI_ACPI_6_4_PCCT_SUBSPACE_3_EXTENDED_PCC;
+
+///
+/// Type 4 Extended PCC Subspace Structure
+///
+typedef EFI_ACPI_6_4_PCCT_SUBSPACE_3_EXTENDED_PCC EFI_ACPI_6_4_PCCT_SUBSPACE_4_EXTENDED_PCC;
+
+#define EFI_ACPI_6_4_PCCT_MASTER_SLAVE_COMMUNICATIONS_CHANNEL_FLAGS_NOTIFY_ON_COMPLETION BIT0
+
+typedef struct {
+ UINT32 Signature;
+ UINT32 Flags;
+ UINT32 Length;
+ UINT32 Command;
+} EFI_ACPI_6_4_PCCT_EXTENDED_PCC_SHARED_MEMORY_REGION_HEADER;
+
+///
+/// Platform Debug Trigger Table (PDTT)
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT8 TriggerCount;
+ UINT8 Reserved[3];
+ UINT32 TriggerIdentifierArrayOffset;
+} EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_HEADER;
+
+///
+/// PDTT Revision (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_REVISION 0x00
+
+///
+/// PDTT Platform Communication Channel Identifier Structure
+///
+typedef struct {
+ UINT16 SubChannelIdentifer:8;
+ UINT16 Runtime:1;
+ UINT16 WaitForCompletion:1;
+ UINT16 TriggerOrder:1;
+ UINT16 Reserved:5;
+} EFI_ACPI_6_4_PDTT_PCC_IDENTIFIER;
+
+///
+/// PCC Commands Codes used by Platform Debug Trigger Table
+///
+#define EFI_ACPI_6_4_PDTT_PCC_COMMAND_DOORBELL_ONLY 0x00
+#define EFI_ACPI_6_4_PDTT_PCC_COMMAND_VENDOR_SPECIFIC 0x01
+
+///
+/// PDTT Platform Communication Channel
+///
+typedef EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER EFI_ACPI_6_4_PDTT_PCC;
+
+///
+/// Processor Properties Topology Table (PPTT)
+///
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+} EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_HEADER;
+
+///
+/// PPTT Revision (as defined in ACPI 6.4 spec.)
+///
+#define EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_REVISION 0x02
+
+///
+/// PPTT types
+///
+#define EFI_ACPI_6_4_PPTT_TYPE_PROCESSOR 0x00
+#define EFI_ACPI_6_4_PPTT_TYPE_CACHE 0x01
+#define EFI_ACPI_6_4_PPTT_TYPE_ID 0x02
+
+///
+/// PPTT Structure Header
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Reserved[2];
+} EFI_ACPI_6_4_PPTT_STRUCTURE_HEADER;
+
+///
+/// For PPTT struct processor flags
+///
+#define EFI_ACPI_6_4_PPTT_PACKAGE_NOT_PHYSICAL 0x0
+#define EFI_ACPI_6_4_PPTT_PACKAGE_PHYSICAL 0x1
+#define EFI_ACPI_6_4_PPTT_PROCESSOR_ID_INVALID 0x0
+#define EFI_ACPI_6_4_PPTT_PROCESSOR_ID_VALID 0x1
+#define EFI_ACPI_6_4_PPTT_PROCESSOR_IS_NOT_THREAD 0x0
+#define EFI_ACPI_6_4_PPTT_PROCESSOR_IS_THREAD 0x1
+#define EFI_ACPI_6_4_PPTT_NODE_IS_NOT_LEAF 0x0
+#define EFI_ACPI_6_4_PPTT_NODE_IS_LEAF 0x1
+#define EFI_ACPI_6_4_PPTT_IMPLEMENTATION_NOT_IDENTICAL 0x0
+#define EFI_ACPI_6_4_PPTT_IMPLEMENTATION_IDENTICAL 0x1
+
+///
+/// Processor hierarchy node structure flags
+///
+typedef struct {
+ UINT32 PhysicalPackage:1;
+ UINT32 AcpiProcessorIdValid:1;
+ UINT32 ProcessorIsAThread:1;
+ UINT32 NodeIsALeaf:1;
+ UINT32 IdenticalImplementation:1;
+ UINT32 Reserved:27;
+} EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR_FLAGS;
+
+///
+/// Processor hierarchy node structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Reserved[2];
+ EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR_FLAGS Flags;
+ UINT32 Parent;
+ UINT32 AcpiProcessorId;
+ UINT32 NumberOfPrivateResources;
+} EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR;
+
+///
+/// For PPTT struct cache flags
+///
+#define EFI_ACPI_6_4_PPTT_CACHE_SIZE_INVALID 0x0
+#define EFI_ACPI_6_4_PPTT_CACHE_SIZE_VALID 0x1
+#define EFI_ACPI_6_4_PPTT_NUMBER_OF_SETS_INVALID 0x0
+#define EFI_ACPI_6_4_PPTT_NUMBER_OF_SETS_VALID 0x1
+#define EFI_ACPI_6_4_PPTT_ASSOCIATIVITY_INVALID 0x0
+#define EFI_ACPI_6_4_PPTT_ASSOCIATIVITY_VALID 0x1
+#define EFI_ACPI_6_4_PPTT_ALLOCATION_TYPE_INVALID 0x0
+#define EFI_ACPI_6_4_PPTT_ALLOCATION_TYPE_VALID 0x1
+#define EFI_ACPI_6_4_PPTT_CACHE_TYPE_INVALID 0x0
+#define EFI_ACPI_6_4_PPTT_CACHE_TYPE_VALID 0x1
+#define EFI_ACPI_6_4_PPTT_WRITE_POLICY_INVALID 0x0
+#define EFI_ACPI_6_4_PPTT_WRITE_POLICY_VALID 0x1
+#define EFI_ACPI_6_4_PPTT_LINE_SIZE_INVALID 0x0
+#define EFI_ACPI_6_4_PPTT_LINE_SIZE_VALID 0x1
+
+///
+/// Cache Type Structure flags
+///
+typedef struct {
+ UINT32 SizePropertyValid:1;
+ UINT32 NumberOfSetsValid:1;
+ UINT32 AssociativityValid:1;
+ UINT32 AllocationTypeValid:1;
+ UINT32 CacheTypeValid:1;
+ UINT32 WritePolicyValid:1;
+ UINT32 LineSizeValid:1;
+ UINT32 Reserved:25;
+} EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_FLAGS;
+
+///
+/// For cache attributes
+///
+#define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_READ 0x0
+#define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_WRITE 0x1
+#define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_READ_WRITE 0x2
+#define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_DATA 0x0
+#define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_INSTRUCTION 0x1
+#define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_UNIFIED 0x2
+#define EFI_ACPI_6_4_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK 0x0
+#define EFI_ACPI_6_4_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_THROUGH 0x1
+
+///
+/// Cache Type Structure cache attributes
+///
+typedef struct {
+ UINT8 AllocationType:2;
+ UINT8 CacheType:2;
+ UINT8 WritePolicy:1;
+ UINT8 Reserved:3;
+} EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_ATTRIBUTES;
+
+///
+/// Cache Type Structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Reserved[2];
+ EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_FLAGS Flags;
+ UINT32 NextLevelOfCache;
+ UINT32 Size;
+ UINT32 NumberOfSets;
+ UINT8 Associativity;
+ EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_ATTRIBUTES Attributes;
+ UINT16 LineSize;
+} EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE;
+
+///
+/// ID structure
+///
+typedef struct {
+ UINT8 Type;
+ UINT8 Length;
+ UINT8 Reserved[2];
+ UINT32 VendorId;
+ UINT64 Level1Id;
+ UINT64 Level2Id;
+ UINT16 MajorRev;
+ UINT16 MinorRev;
+ UINT16 SpinRev;
+} EFI_ACPI_6_4_PPTT_STRUCTURE_ID;
+
+//
+// Known table signatures
+//
+
+///
+/// "RSD PTR " Root System Description Pointer
+///
+#define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE SIGNATURE_64('R', 'S', 'D', ' ', 'P', 'T', 'R', ' ')
+
+///
+/// "APIC" Multiple APIC Description Table
+///
+#define EFI_ACPI_6_4_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('A', 'P', 'I', 'C')
+
+///
+/// "BERT" Boot Error Record Table
+///
+#define EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_SIGNATURE SIGNATURE_32('B', 'E', 'R', 'T')
+
+///
+/// "BGRT" Boot Graphics Resource Table
+///
+#define EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE_SIGNATURE SIGNATURE_32('B', 'G', 'R', 'T')
+
+///
+/// "CDIT" Component Distance Information Table
+///
+#define EFI_ACPI_6_4_COMPONENT_DISTANCE_INFORMATION_TABLE_SIGNATURE SIGNATURE_32('C', 'D', 'I', 'T')
+
+///
+/// "CPEP" Corrected Platform Error Polling Table
+///
+#define EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_SIGNATURE SIGNATURE_32('C', 'P', 'E', 'P')
+
+///
+/// "CRAT" Component Resource Attribute Table
+///
+#define EFI_ACPI_6_4_COMPONENT_RESOURCE_ATTRIBUTE_TABLE_SIGNATURE SIGNATURE_32('C', 'R', 'A', 'T')
+
+///
+/// "DSDT" Differentiated System Description Table
+///
+#define EFI_ACPI_6_4_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('D', 'S', 'D', 'T')
+
+///
+/// "ECDT" Embedded Controller Boot Resources Table
+///
+#define EFI_ACPI_6_4_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_SIGNATURE SIGNATURE_32('E', 'C', 'D', 'T')
+
+///
+/// "EINJ" Error Injection Table
+///
+#define EFI_ACPI_6_4_ERROR_INJECTION_TABLE_SIGNATURE SIGNATURE_32('E', 'I', 'N', 'J')
+
+///
+/// "ERST" Error Record Serialization Table
+///
+#define EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_SIGNATURE SIGNATURE_32('E', 'R', 'S', 'T')
+
+///
+/// "FACP" Fixed ACPI Description Table
+///
+#define EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('F', 'A', 'C', 'P')
+
+///
+/// "FACS" Firmware ACPI Control Structure
+///
+#define EFI_ACPI_6_4_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE SIGNATURE_32('F', 'A', 'C', 'S')
+
+///
+/// "FPDT" Firmware Performance Data Table
+///
+#define EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_DATA_TABLE_SIGNATURE SIGNATURE_32('F', 'P', 'D', 'T')
+
+///
+/// "GTDT" Generic Timer Description Table
+///
+#define EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('G', 'T', 'D', 'T')
+
+///
+/// "HEST" Hardware Error Source Table
+///
+#define EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_SIGNATURE SIGNATURE_32('H', 'E', 'S', 'T')
+
+///
+/// "HMAT" Heterogeneous Memory Attribute Table
+///
+#define EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_SIGNATURE SIGNATURE_32('H', 'M', 'A', 'T')
+
+///
+/// "MPST" Memory Power State Table
+///
+#define EFI_ACPI_6_4_MEMORY_POWER_STATE_TABLE_SIGNATURE SIGNATURE_32('M', 'P', 'S', 'T')
+
+///
+/// "MSCT" Maximum System Characteristics Table
+///
+#define EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_SIGNATURE SIGNATURE_32('M', 'S', 'C', 'T')
+
+///
+/// "NFIT" NVDIMM Firmware Interface Table
+///
+#define EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE_STRUCTURE_SIGNATURE SIGNATURE_32('N', 'F', 'I', 'T')
+
+///
+/// "PDTT" Platform Debug Trigger Table
+///
+#define EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_STRUCTURE_SIGNATURE SIGNATURE_32('P', 'D', 'T', 'T')
+
+///
+/// "PMTT" Platform Memory Topology Table
+///
+#define EFI_ACPI_6_4_PLATFORM_MEMORY_TOPOLOGY_TABLE_SIGNATURE SIGNATURE_32('P', 'M', 'T', 'T')
+
+///
+/// "PPTT" Processor Properties Topology Table
+///
+#define EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_STRUCTURE_SIGNATURE SIGNATURE_32('P', 'P', 'T', 'T')
+
+///
+/// "PSDT" Persistent System Description Table
+///
+#define EFI_ACPI_6_4_PERSISTENT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('P', 'S', 'D', 'T')
+
+///
+/// "RASF" ACPI RAS Feature Table
+///
+#define EFI_ACPI_6_4_ACPI_RAS_FEATURE_TABLE_SIGNATURE SIGNATURE_32('R', 'A', 'S', 'F')
+
+///
+/// "RSDT" Root System Description Table
+///
+#define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('R', 'S', 'D', 'T')
+
+///
+/// "SBST" Smart Battery Specification Table
+///
+#define EFI_ACPI_6_4_SMART_BATTERY_SPECIFICATION_TABLE_SIGNATURE SIGNATURE_32('S', 'B', 'S', 'T')
+
+///
+/// "SDEV" Secure DEVices Table
+///
+#define EFI_ACPI_6_4_SECURE_DEVICES_TABLE_SIGNATURE SIGNATURE_32('S', 'D', 'E', 'V')
+
+///
+/// "SLIT" System Locality Information Table
+///
+#define EFI_ACPI_6_4_SYSTEM_LOCALITY_INFORMATION_TABLE_SIGNATURE SIGNATURE_32('S', 'L', 'I', 'T')
+
+///
+/// "SRAT" System Resource Affinity Table
+///
+#define EFI_ACPI_6_4_SYSTEM_RESOURCE_AFFINITY_TABLE_SIGNATURE SIGNATURE_32('S', 'R', 'A', 'T')
+
+///
+/// "SSDT" Secondary System Description Table
+///
+#define EFI_ACPI_6_4_SECONDARY_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('S', 'S', 'D', 'T')
+
+///
+/// "XSDT" Extended System Description Table
+///
+#define EFI_ACPI_6_4_EXTENDED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('X', 'S', 'D', 'T')
+
+///
+/// "BOOT" MS Simple Boot Spec
+///
+#define EFI_ACPI_6_4_SIMPLE_BOOT_FLAG_TABLE_SIGNATURE SIGNATURE_32('B', 'O', 'O', 'T')
+
+///
+/// "CSRT" MS Core System Resource Table
+///
+#define EFI_ACPI_6_4_CORE_SYSTEM_RESOURCE_TABLE_SIGNATURE SIGNATURE_32('C', 'S', 'R', 'T')
+
+///
+/// "DBG2" MS Debug Port 2 Spec
+///
+#define EFI_ACPI_6_4_DEBUG_PORT_2_TABLE_SIGNATURE SIGNATURE_32('D', 'B', 'G', '2')
+
+///
+/// "DBGP" MS Debug Port Spec
+///
+#define EFI_ACPI_6_4_DEBUG_PORT_TABLE_SIGNATURE SIGNATURE_32('D', 'B', 'G', 'P')
+
+///
+/// "DMAR" DMA Remapping Table
+///
+#define EFI_ACPI_6_4_DMA_REMAPPING_TABLE_SIGNATURE SIGNATURE_32('D', 'M', 'A', 'R')
+
+///
+/// "DPPT" DMA Protection Policy Table
+///
+#define EFI_ACPI_6_4_DMA_PROTECTION_POLICY_TABLE_SIGNATURE SIGNATURE_32('D', 'P', 'P', 'T')
+
+///
+/// "DRTM" Dynamic Root of Trust for Measurement Table
+///
+#define EFI_ACPI_6_4_DYNAMIC_ROOT_OF_TRUST_FOR_MEASUREMENT_TABLE_SIGNATURE SIGNATURE_32('D', 'R', 'T', 'M')
+
+///
+/// "ETDT" Event Timer Description Table
+///
+#define EFI_ACPI_6_4_EVENT_TIMER_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('E', 'T', 'D', 'T')
+
+///
+/// "HPET" IA-PC High Precision Event Timer Table
+///
+#define EFI_ACPI_6_4_HIGH_PRECISION_EVENT_TIMER_TABLE_SIGNATURE SIGNATURE_32('H', 'P', 'E', 'T')
+
+///
+/// "iBFT" iSCSI Boot Firmware Table
+///
+#define EFI_ACPI_6_4_ISCSI_BOOT_FIRMWARE_TABLE_SIGNATURE SIGNATURE_32('i', 'B', 'F', 'T')
+
+///
+/// "IORT" I/O Remapping Table
+///
+#define EFI_ACPI_6_4_IO_REMAPPING_TABLE_SIGNATURE SIGNATURE_32('I', 'O', 'R', 'T')
+
+///
+/// "IVRS" I/O Virtualization Reporting Structure
+///
+#define EFI_ACPI_6_4_IO_VIRTUALIZATION_REPORTING_STRUCTURE_SIGNATURE SIGNATURE_32('I', 'V', 'R', 'S')
+
+///
+/// "LPIT" Low Power Idle Table
+///
+#define EFI_ACPI_6_4_LOW_POWER_IDLE_TABLE_STRUCTURE_SIGNATURE SIGNATURE_32('L', 'P', 'I', 'T')
+
+///
+/// "MCFG" PCI Express Memory Mapped Configuration Space Base Address Description Table
+///
+#define EFI_ACPI_6_4_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('M', 'C', 'F', 'G')
+
+///
+/// "MCHI" Management Controller Host Interface Table
+///
+#define EFI_ACPI_6_4_MANAGEMENT_CONTROLLER_HOST_INTERFACE_TABLE_SIGNATURE SIGNATURE_32('M', 'C', 'H', 'I')
+
+///
+/// "MSDM" MS Data Management Table
+///
+#define EFI_ACPI_6_4_DATA_MANAGEMENT_TABLE_SIGNATURE SIGNATURE_32('M', 'S', 'D', 'M')
+
+///
+/// "PCCT" Platform Communications Channel Table
+///
+#define EFI_ACPI_6_4_PLATFORM_COMMUNICATIONS_CHANNEL_TABLE_SIGNATURE SIGNATURE_32('P', 'C', 'C', 'T')
+
+///
+/// "SDEI" Software Delegated Exceptions Interface Table
+///
+#define EFI_ACPI_6_4_SOFTWARE_DELEGATED_EXCEPTIONS_INTERFACE_TABLE_SIGNATURE SIGNATURE_32('S', 'D', 'E', 'I')
+
+///
+/// "SLIC" MS Software Licensing Table Specification
+///
+#define EFI_ACPI_6_4_SOFTWARE_LICENSING_TABLE_SIGNATURE SIGNATURE_32('S', 'L', 'I', 'C')
+
+///
+/// "SPCR" Serial Port Concole Redirection Table
+///
+#define EFI_ACPI_6_4_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE SIGNATURE_32('S', 'P', 'C', 'R')
+
+///
+/// "SPMI" Server Platform Management Interface Table
+///
+#define EFI_ACPI_6_4_SERVER_PLATFORM_MANAGEMENT_INTERFACE_TABLE_SIGNATURE SIGNATURE_32('S', 'P', 'M', 'I')
+
+///
+/// "STAO" _STA Override Table
+///
+#define EFI_ACPI_6_4_STA_OVERRIDE_TABLE_SIGNATURE SIGNATURE_32('S', 'T', 'A', 'O')
+
+///
+/// "TCPA" Trusted Computing Platform Alliance Capabilities Table
+///
+#define EFI_ACPI_6_4_TRUSTED_COMPUTING_PLATFORM_ALLIANCE_CAPABILITIES_TABLE_SIGNATURE SIGNATURE_32('T', 'C', 'P', 'A')
+
+///
+/// "TPM2" Trusted Computing Platform 1 Table
+///
+#define EFI_ACPI_6_4_TRUSTED_COMPUTING_PLATFORM_2_TABLE_SIGNATURE SIGNATURE_32('T', 'P', 'M', '2')
+
+///
+/// "UEFI" UEFI ACPI Data Table
+///
+#define EFI_ACPI_6_4_UEFI_ACPI_DATA_TABLE_SIGNATURE SIGNATURE_32('U', 'E', 'F', 'I')
+
+///
+/// "WAET" Windows ACPI Emulated Devices Table
+///
+#define EFI_ACPI_6_4_WINDOWS_ACPI_EMULATED_DEVICES_TABLE_SIGNATURE SIGNATURE_32('W', 'A', 'E', 'T')
+
+///
+/// "WDAT" Watchdog Action Table
+///
+#define EFI_ACPI_6_4_WATCHDOG_ACTION_TABLE_SIGNATURE SIGNATURE_32('W', 'D', 'A', 'T')
+
+///
+/// "WDRT" Watchdog Resource Table
+///
+#define EFI_ACPI_6_4_WATCHDOG_RESOURCE_TABLE_SIGNATURE SIGNATURE_32('W', 'D', 'R', 'T')
+
+///
+/// "WPBT" MS Platform Binary Table
+///
+#define EFI_ACPI_6_4_PLATFORM_BINARY_TABLE_SIGNATURE SIGNATURE_32('W', 'P', 'B', 'T')
+
+///
+/// "WSMT" Windows SMM Security Mitigation Table
+///
+#define EFI_ACPI_6_4_WINDOWS_SMM_SECURITY_MITIGATION_TABLE_SIGNATURE SIGNATURE_32('W', 'S', 'M', 'T')
+
+///
+/// "XENV" Xen Project Table
+///
+#define EFI_ACPI_6_4_XEN_PROJECT_TABLE_SIGNATURE SIGNATURE_32('X', 'E', 'N', 'V')
+
+#pragma pack()
+
+#endif