/** @file
ACPI 3.0 definitions from the ACPI Specification Revision 3.0b October 10, 2006
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef _ACPI_3_0_H_
#define _ACPI_3_0_H_
#include
//
// Define for Descriptor
//
#define ACPI_LARGE_EXTENDED_ADDRESS_SPACE_DESCRIPTOR_NAME 0x0B
#define ACPI_EXTENDED_ADDRESS_SPACE_DESCRIPTOR 0x8B
//
// Ensure proper structure formats
//
#pragma pack(1)
///
/// Extended Address Space Descriptor
///
typedef PACKED struct {
ACPI_LARGE_RESOURCE_HEADER Header;
UINT8 ResType;
UINT8 GenFlag;
UINT8 SpecificFlag;
UINT8 RevisionId;
UINT8 Reserved;
UINT64 AddrSpaceGranularity;
UINT64 AddrRangeMin;
UINT64 AddrRangeMax;
UINT64 AddrTranslationOffset;
UINT64 AddrLen;
UINT64 TypeSpecificAttribute;
} EFI_ACPI_EXTENDED_ADDRESS_SPACE_DESCRIPTOR;
#pragma pack()
//
// Memory Type Specific Flags
//
#define EFI_ACPI_MEMORY_TYPE_SPECIFIC_ATTRIBUTES_UC 0x0000000000000001
#define EFI_ACPI_MEMORY_TYPE_SPECIFIC_ATTRIBUTES_WC 0x0000000000000002
#define EFI_ACPI_MEMORY_TYPE_SPECIFIC_ATTRIBUTES_WT 0x0000000000000004
#define EFI_ACPI_MEMORY_TYPE_SPECIFIC_ATTRIBUTES_WB 0x0000000000000008
#define EFI_ACPI_MEMORY_TYPE_SPECIFIC_ATTRIBUTES_UCE 0x0000000000000010
#define EFI_ACPI_MEMORY_TYPE_SPECIFIC_ATTRIBUTES_NV 0x0000000000008000
//
// Ensure proper structure formats
//
#pragma pack(1)
///
/// ACPI 3.0 Generic Address Space definition
///
typedef struct {
UINT8 AddressSpaceId;
UINT8 RegisterBitWidth;
UINT8 RegisterBitOffset;
UINT8 AccessSize;
UINT64 Address;
} EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE;
//
// Generic Address Space Address IDs
//
#define EFI_ACPI_3_0_SYSTEM_MEMORY 0
#define EFI_ACPI_3_0_SYSTEM_IO 1
#define EFI_ACPI_3_0_PCI_CONFIGURATION_SPACE 2
#define EFI_ACPI_3_0_EMBEDDED_CONTROLLER 3
#define EFI_ACPI_3_0_SMBUS 4
#define EFI_ACPI_3_0_FUNCTIONAL_FIXED_HARDWARE 0x7F
//
// Generic Address Space Access Sizes
//
#define EFI_ACPI_3_0_UNDEFINED 0
#define EFI_ACPI_3_0_BYTE 1
#define EFI_ACPI_3_0_WORD 2
#define EFI_ACPI_3_0_DWORD 3
#define EFI_ACPI_3_0_QWORD 4
//
// ACPI 3.0 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_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER;
///
/// RSD_PTR Revision (as defined in ACPI 3.0b spec.)
///
#define EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER_REVISION 0x02 ///< ACPISpec (Revision 3.0b) 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_3_0_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 3.0 spec.)
///
#define EFI_ACPI_3_0_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 3.0 spec.)
///
#define EFI_ACPI_3_0_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_3_0_GENERIC_ADDRESS_STRUCTURE ResetReg;
UINT8 ResetValue;
UINT8 Reserved2[3];
UINT64 XFirmwareCtrl;
UINT64 XDsdt;
EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE XPm1aEvtBlk;
EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE XPm1bEvtBlk;
EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE XPm1aCntBlk;
EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE XPm1bCntBlk;
EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE XPm2CntBlk;
EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE XPmTmrBlk;
EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE XGpe0Blk;
EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE XGpe1Blk;
} EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE;
///
/// FADT Version (as defined in ACPI 3.0 spec.)
///
#define EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE_REVISION 0x04
//
// Fixed ACPI Description Table Preferred Power Management Profile
//
#define EFI_ACPI_3_0_PM_PROFILE_UNSPECIFIED 0
#define EFI_ACPI_3_0_PM_PROFILE_DESKTOP 1
#define EFI_ACPI_3_0_PM_PROFILE_MOBILE 2
#define EFI_ACPI_3_0_PM_PROFILE_WORKSTATION 3
#define EFI_ACPI_3_0_PM_PROFILE_ENTERPRISE_SERVER 4
#define EFI_ACPI_3_0_PM_PROFILE_SOHO_SERVER 5
#define EFI_ACPI_3_0_PM_PROFILE_APPLIANCE_PC 6
#define EFI_ACPI_3_0_PM_PROFILE_PERFORMANCE_SERVER 7
//
// Fixed ACPI Description Table Boot Architecture Flags
// All other bits are reserved and must be set to 0.
//
#define EFI_ACPI_3_0_LEGACY_DEVICES BIT0
#define EFI_ACPI_3_0_8042 BIT1
#define EFI_ACPI_3_0_VGA_NOT_PRESENT BIT2
#define EFI_ACPI_3_0_MSI_NOT_SUPPORTED BIT3
#define EFI_ACPI_3_0_PCIE_ASPM_CONTROLS BIT4
//
// Fixed ACPI Description Table Fixed Feature Flags
// All other bits are reserved and must be set to 0.
//
#define EFI_ACPI_3_0_WBINVD BIT0
#define EFI_ACPI_3_0_WBINVD_FLUSH BIT1
#define EFI_ACPI_3_0_PROC_C1 BIT2
#define EFI_ACPI_3_0_P_LVL2_UP BIT3
#define EFI_ACPI_3_0_PWR_BUTTON BIT4
#define EFI_ACPI_3_0_SLP_BUTTON BIT5
#define EFI_ACPI_3_0_FIX_RTC BIT6
#define EFI_ACPI_3_0_RTC_S4 BIT7
#define EFI_ACPI_3_0_TMR_VAL_EXT BIT8
#define EFI_ACPI_3_0_DCK_CAP BIT9
#define EFI_ACPI_3_0_RESET_REG_SUP BIT10
#define EFI_ACPI_3_0_SEALED_CASE BIT11
#define EFI_ACPI_3_0_HEADLESS BIT12
#define EFI_ACPI_3_0_CPU_SW_SLP BIT13
#define EFI_ACPI_3_0_PCI_EXP_WAK BIT14
#define EFI_ACPI_3_0_USE_PLATFORM_CLOCK BIT15
#define EFI_ACPI_3_0_S4_RTC_STS_VALID BIT16
#define EFI_ACPI_3_0_REMOTE_POWER_ON_CAPABLE BIT17
#define EFI_ACPI_3_0_FORCE_APIC_CLUSTER_MODEL BIT18
#define EFI_ACPI_3_0_FORCE_APIC_PHYSICAL_DESTINATION_MODE BIT19
///
/// Firmware ACPI Control Structure
///
typedef struct {
UINT32 Signature;
UINT32 Length;
UINT32 HardwareSignature;
UINT32 FirmwareWakingVector;
UINT32 GlobalLock;
UINT32 Flags;
UINT64 XFirmwareWakingVector;
UINT8 Version;
UINT8 Reserved[31];
} EFI_ACPI_3_0_FIRMWARE_ACPI_CONTROL_STRUCTURE;
///
/// FACS Version (as defined in ACPI 3.0 spec.)
///
#define EFI_ACPI_3_0_FIRMWARE_ACPI_CONTROL_STRUCTURE_VERSION 0x01
///
/// Firmware Control Structure Feature Flags
/// All other bits are reserved and must be set to 0.
///
#define EFI_ACPI_3_0_S4BIOS_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_3_0_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_REVISION 0x02
#define EFI_ACPI_3_0_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_3_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER;
///
/// MADT Revision (as defined in ACPI 3.0 spec.)
///
#define EFI_ACPI_3_0_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION 0x02
///
/// Multiple APIC Flags
/// All other bits are reserved and must be set to 0.
///
#define EFI_ACPI_3_0_PCAT_COMPAT BIT0
//
// Multiple APIC Description Table APIC structure types
// All other values between 0x09 an 0xFF are reserved and
// will be ignored by OSPM.
//
#define EFI_ACPI_3_0_PROCESSOR_LOCAL_APIC 0x00
#define EFI_ACPI_3_0_IO_APIC 0x01
#define EFI_ACPI_3_0_INTERRUPT_SOURCE_OVERRIDE 0x02
#define EFI_ACPI_3_0_NON_MASKABLE_INTERRUPT_SOURCE 0x03
#define EFI_ACPI_3_0_LOCAL_APIC_NMI 0x04
#define EFI_ACPI_3_0_LOCAL_APIC_ADDRESS_OVERRIDE 0x05
#define EFI_ACPI_3_0_IO_SAPIC 0x06
#define EFI_ACPI_3_0_LOCAL_SAPIC 0x07
#define EFI_ACPI_3_0_PLATFORM_INTERRUPT_SOURCES 0x08
//
// APIC Structure Definitions
//
///
/// Processor Local APIC Structure Definition
///
typedef struct {
UINT8 Type;
UINT8 Length;
UINT8 AcpiProcessorId;
UINT8 ApicId;
UINT32 Flags;
} EFI_ACPI_3_0_PROCESSOR_LOCAL_APIC_STRUCTURE;
///
/// Local APIC Flags. All other bits are reserved and must be 0.
///
#define EFI_ACPI_3_0_LOCAL_APIC_ENABLED BIT0
///
/// IO APIC Structure
///
typedef struct {
UINT8 Type;
UINT8 Length;
UINT8 IoApicId;
UINT8 Reserved;
UINT32 IoApicAddress;
UINT32 GlobalSystemInterruptBase;
} EFI_ACPI_3_0_IO_APIC_STRUCTURE;
///
/// Interrupt Source Override Structure
///
typedef struct {
UINT8 Type;
UINT8 Length;
UINT8 Bus;
UINT8 Source;
UINT32 GlobalSystemInterrupt;
UINT16 Flags;
} EFI_ACPI_3_0_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_3_0_PLATFORM_INTERRUPT_APIC_STRUCTURE;
//
// MPS INTI flags.
// All other bits are reserved and must be set to 0.
//
#define EFI_ACPI_3_0_POLARITY (3 << 0)
#define EFI_ACPI_3_0_TRIGGER_MODE (3 << 2)
///
/// Non-Maskable Interrupt Source Structure
///
typedef struct {
UINT8 Type;
UINT8 Length;
UINT16 Flags;
UINT32 GlobalSystemInterrupt;
} EFI_ACPI_3_0_NON_MASKABLE_INTERRUPT_SOURCE_STRUCTURE;
///
/// Local APIC NMI Structure
///
typedef struct {
UINT8 Type;
UINT8 Length;
UINT8 AcpiProcessorId;
UINT16 Flags;
UINT8 LocalApicLint;
} EFI_ACPI_3_0_LOCAL_APIC_NMI_STRUCTURE;
///
/// Local APIC Address Override Structure
///
typedef struct {
UINT8 Type;
UINT8 Length;
UINT16 Reserved;
UINT64 LocalApicAddress;
} EFI_ACPI_3_0_LOCAL_APIC_ADDRESS_OVERRIDE_STRUCTURE;
///
/// IO SAPIC Structure
///
typedef struct {
UINT8 Type;
UINT8 Length;
UINT8 IoApicId;
UINT8 Reserved;
UINT32 GlobalSystemInterruptBase;
UINT64 IoSapicAddress;
} EFI_ACPI_3_0_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_3_0_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_3_0_PLATFORM_INTERRUPT_SOURCES_STRUCTURE;
///
/// Platform Interrupt Source Flags.
/// All other bits are reserved and must be set to 0.
///
#define EFI_ACPI_3_0_CPEI_PROCESSOR_OVERRIDE BIT0
///
/// Smart Battery Description Table (SBST)
///
typedef struct {
EFI_ACPI_DESCRIPTION_HEADER Header;
UINT32 WarningEnergyLevel;
UINT32 LowEnergyLevel;
UINT32 CriticalEnergyLevel;
} EFI_ACPI_3_0_SMART_BATTERY_DESCRIPTION_TABLE;
///
/// SBST Version (as defined in ACPI 3.0 spec.)
///
#define EFI_ACPI_3_0_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_3_0_GENERIC_ADDRESS_STRUCTURE EcControl;
EFI_ACPI_3_0_GENERIC_ADDRESS_STRUCTURE EcData;
UINT32 Uid;
UINT8 GpeBit;
} EFI_ACPI_3_0_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE;
///
/// ECDT Version (as defined in ACPI 3.0 spec.)
///
#define EFI_ACPI_3_0_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_3_0_SYSTEM_RESOURCE_AFFINITY_TABLE_HEADER;
///
/// SRAT Version (as defined in ACPI 3.0 spec.)
///
#define EFI_ACPI_3_0_SYSTEM_RESOURCE_AFFINITY_TABLE_REVISION 0x02
//
// SRAT structure types.
// All other values between 0x02 an 0xFF are reserved and
// will be ignored by OSPM.
//
#define EFI_ACPI_3_0_PROCESSOR_LOCAL_APIC_SAPIC_AFFINITY 0x00
#define EFI_ACPI_3_0_MEMORY_AFFINITY 0x01
///
/// Processor Local APIC/SAPIC Affinity Structure Definition
///
typedef struct {
UINT8 Type;
UINT8 Length;
UINT8 ProximityDomain7To0;
UINT8 ApicId;
UINT32 Flags;
UINT8 LocalSapicEid;
UINT8 ProximityDomain31To8[3];
UINT8 Reserved[4];
} EFI_ACPI_3_0_PROCESSOR_LOCAL_APIC_SAPIC_AFFINITY_STRUCTURE;
///
/// Local APIC/SAPIC Flags. All other bits are reserved and must be 0.
///
#define EFI_ACPI_3_0_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_3_0_MEMORY_AFFINITY_STRUCTURE;
//
// Memory Flags. All other bits are reserved and must be 0.
//
#define EFI_ACPI_3_0_MEMORY_ENABLED (1 << 0)
#define EFI_ACPI_3_0_MEMORY_HOT_PLUGGABLE (1 << 1)
#define EFI_ACPI_3_0_MEMORY_NONVOLATILE (1 << 2)
///
/// 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_3_0_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_HEADER;
///
/// SLIT Version (as defined in ACPI 3.0 spec.)
///
#define EFI_ACPI_3_0_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_REVISION 0x01
//
// Known table signatures
//
///
/// "RSD PTR " Root System Description Pointer
///
#define EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE SIGNATURE_64('R', 'S', 'D', ' ', 'P', 'T', 'R', ' ')
///
/// "APIC" Multiple APIC Description Table
///
#define EFI_ACPI_3_0_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('A', 'P', 'I', 'C')
///
/// "DSDT" Differentiated System Description Table
///
#define EFI_ACPI_3_0_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('D', 'S', 'D', 'T')
///
/// "ECDT" Embedded Controller Boot Resources Table
///
#define EFI_ACPI_3_0_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_SIGNATURE SIGNATURE_32('E', 'C', 'D', 'T')
///
/// "FACP" Fixed ACPI Description Table
///
#define EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('F', 'A', 'C', 'P')
///
/// "FACS" Firmware ACPI Control Structure
///
#define EFI_ACPI_3_0_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE SIGNATURE_32('F', 'A', 'C', 'S')
///
/// "PSDT" Persistent System Description Table
///
#define EFI_ACPI_3_0_PERSISTENT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('P', 'S', 'D', 'T')
///
/// "RSDT" Root System Description Table
///
#define EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('R', 'S', 'D', 'T')
///
/// "SBST" Smart Battery Specification Table
///
#define EFI_ACPI_3_0_SMART_BATTERY_SPECIFICATION_TABLE_SIGNATURE SIGNATURE_32('S', 'B', 'S', 'T')
///
/// "SLIT" System Locality Information Table
///
#define EFI_ACPI_3_0_SYSTEM_LOCALITY_INFORMATION_TABLE_SIGNATURE SIGNATURE_32('S', 'L', 'I', 'T')
///
/// "SRAT" System Resource Affinity Table
///
#define EFI_ACPI_3_0_SYSTEM_RESOURCE_AFFINITY_TABLE_SIGNATURE SIGNATURE_32('S', 'R', 'A', 'T')
///
/// "SSDT" Secondary System Description Table
///
#define EFI_ACPI_3_0_SECONDARY_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('S', 'S', 'D', 'T')
///
/// "XSDT" Extended System Description Table
///
#define EFI_ACPI_3_0_EXTENDED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('X', 'S', 'D', 'T')
///
/// "BOOT" MS Simple Boot Spec
///
#define EFI_ACPI_3_0_SIMPLE_BOOT_FLAG_TABLE_SIGNATURE SIGNATURE_32('B', 'O', 'O', 'T')
///
/// "CPEP" Corrected Platform Error Polling Table
///
#define EFI_ACPI_3_0_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_SIGNATURE SIGNATURE_32('C', 'P', 'E', 'P')
///
/// "DBGP" MS Debug Port Spec
///
#define EFI_ACPI_3_0_DEBUG_PORT_TABLE_SIGNATURE SIGNATURE_32('D', 'B', 'G', 'P')
///
/// "ETDT" Event Timer Description Table
///
#define EFI_ACPI_3_0_EVENT_TIMER_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('E', 'T', 'D', 'T')
///
/// "HPET" IA-PC High Precision Event Timer Table
///
#define EFI_ACPI_3_0_HIGH_PRECISION_EVENT_TIMER_TABLE_SIGNATURE SIGNATURE_32('H', 'P', 'E', 'T')
///
/// "MCFG" PCI Express Memory Mapped Configuration Space Base Address Description Table
///
#define EFI_ACPI_3_0_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('M', 'C', 'F', 'G')
///
/// "SPCR" Serial Port Console Redirection Table
///
#define EFI_ACPI_3_0_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE SIGNATURE_32('S', 'P', 'C', 'R')
///
/// "SPMI" Server Platform Management Interface Table
///
#define EFI_ACPI_3_0_SERVER_PLATFORM_MANAGEMENT_INTERFACE_TABLE_SIGNATURE SIGNATURE_32('S', 'P', 'M', 'I')
///
/// "TCPA" Trusted Computing Platform Alliance Capabilities Table
///
#define EFI_ACPI_3_0_TRUSTED_COMPUTING_PLATFORM_ALLIANCE_CAPABILITIES_TABLE_SIGNATURE SIGNATURE_32('T', 'C', 'P', 'A')
///
/// "WDRT" Watchdog Resource Table
///
#define EFI_ACPI_3_0_WATCHDOG_RESOURCE_TABLE_SIGNATURE SIGNATURE_32('W', 'D', 'R', 'T')
///
/// "WDAT" Watchdog Action Table
///
#define EFI_ACPI_3_0_WATCHDOG_ACTION_TABLE_SIGNATURE SIGNATURE_32('W', 'D', 'A', 'T')
///
/// "WSPT" Windows Specific Properties Table
///
#define EFI_ACPI_3_0_WINDOWS_SPECIFIC_PROPERTIES_TABLE_SIGNATURE SIGNATURE_32('W', 'S', 'P', 'T')
///
/// "iBFT" iSCSI Boot Firmware Table
///
#define EFI_ACPI_3_0_ISCSI_BOOT_FIRMWARE_TABLE_SIGNATURE SIGNATURE_32('i', 'B', 'F', 'T')
#pragma pack()
#endif