Acpi30.h

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/** @file
  ACPI 3.0 definitions from the ACPI Specification Revision 3.0b October 10, 2006
 
  Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
  Copyright (C) 2025, Advanced Micro Devices, Inc. All rights reserved.
  SPDX-License-Identifier: BSD-2-Clause-Patent
**/
 
#pragma once
 
FILE_LICENCE ( BSD2_PATENT );
FILE_SECBOOT ( PERMITTED );
 
#include <ipxe/efi/IndustryStandard/Acpi20.h>
 
///
/// _CSD Revision for ACPI 3.0
///
#define EFI_ACPI_3_0_AML_CSD_REVISION  0
 
///
/// _CSD NumEntries for ACPI 3.0
///
#define EFI_ACPI_3_0_AML_CSD_NUM_ENTRIES  6
 
//
// Define for Descriptor
//
#define ACPI_LARGE_EXTENDED_ADDRESS_SPACE_DESCRIPTOR_NAME  0x0B
 
#define ACPI_EXTENDED_ADDRESS_SPACE_DESCRIPTOR  0x8B
 
///
/// C-state Coordination Types
/// See s8.4.2.2 _CSD (C-State Dependency)
///
#define ACPI_AML_COORD_TYPE_SW_ALL  0xFC
#define ACPI_AML_COORD_TYPE_SW_ANY  0xFD
#define ACPI_AML_COORD_TYPE_HW_ALL  0xFE
 
///
/// _PSD Revision for ACPI 3.0
// See s8.4.4.5 _PSD (P-State Dependency)
///
#define EFI_ACPI_3_0_AML_PSD_REVISION  0
 
//
// 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()