Acpi40.h revision 4fd606d1f5abe38e1f42c38de1d2e895166bd0f4
/** @file
ACPI 4.0 definitions from the ACPI Specification Revision 4.0a April 5, 2010
Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef _ACPI_4_0_H_
#define _ACPI_4_0_H_
#include <IndustryStandard/Acpi30.h>
//
// Ensure proper structure formats
//
#pragma pack(1)
///
/// ACPI 4.0 Generic Address Space definition
///
typedef struct {
//
// Generic Address Space Address IDs
//
#define EFI_ACPI_4_0_SYSTEM_MEMORY 0
#define EFI_ACPI_4_0_SYSTEM_IO 1
#define EFI_ACPI_4_0_PCI_CONFIGURATION_SPACE 2
#define EFI_ACPI_4_0_EMBEDDED_CONTROLLER 3
#define EFI_ACPI_4_0_SMBUS 4
#define EFI_ACPI_4_0_FUNCTIONAL_FIXED_HARDWARE 0x7F
//
// Generic Address Space Access Sizes
//
#define EFI_ACPI_4_0_UNDEFINED 0
#define EFI_ACPI_4_0_BYTE 1
#define EFI_ACPI_4_0_WORD 2
#define EFI_ACPI_4_0_DWORD 3
#define EFI_ACPI_4_0_QWORD 4
//
// ACPI 4.0 table structures
//
///
/// Root System Description Pointer Structure
///
typedef struct {
///
/// RSD_PTR Revision (as defined in ACPI 4.0b spec.)
///
#define EFI_ACPI_4_0_ROOT_SYSTEM_DESCRIPTION_POINTER_REVISION 0x02 ///< ACPISpec (Revision 4.0a) says current value is 2
///
/// Common table header, this prefaces all ACPI tables, including FACS, but
/// excluding the RSD PTR structure
///
typedef struct {
//
// 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 4.0 spec.)
///
#define EFI_ACPI_4_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 4.0 spec.)
///
///
/// Fixed ACPI Description Table Structure (FADT)
///
typedef struct {
///
/// FADT Version (as defined in ACPI 4.0 spec.)
///
#define EFI_ACPI_4_0_FIXED_ACPI_DESCRIPTION_TABLE_REVISION 0x04
//
// Fixed ACPI Description Table Preferred Power Management Profile
//
#define EFI_ACPI_4_0_PM_PROFILE_UNSPECIFIED 0
#define EFI_ACPI_4_0_PM_PROFILE_DESKTOP 1
#define EFI_ACPI_4_0_PM_PROFILE_MOBILE 2
#define EFI_ACPI_4_0_PM_PROFILE_WORKSTATION 3
#define EFI_ACPI_4_0_PM_PROFILE_SOHO_SERVER 5
#define EFI_ACPI_4_0_PM_PROFILE_APPLIANCE_PC 6
//
// Fixed ACPI Description Table Boot Architecture Flags
// All other bits are reserved and must be set to 0.
//
#define EFI_ACPI_4_0_LEGACY_DEVICES BIT0
#define EFI_ACPI_4_0_8042 BIT1
#define EFI_ACPI_4_0_VGA_NOT_PRESENT BIT2
#define EFI_ACPI_4_0_MSI_NOT_SUPPORTED BIT3
#define EFI_ACPI_4_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_4_0_WBINVD BIT0
#define EFI_ACPI_4_0_WBINVD_FLUSH BIT1
#define EFI_ACPI_4_0_PROC_C1 BIT2
#define EFI_ACPI_4_0_P_LVL2_UP BIT3
#define EFI_ACPI_4_0_PWR_BUTTON BIT4
#define EFI_ACPI_4_0_SLP_BUTTON BIT5
#define EFI_ACPI_4_0_FIX_RTC BIT6
#define EFI_ACPI_4_0_RTC_S4 BIT7
#define EFI_ACPI_4_0_TMR_VAL_EXT BIT8
#define EFI_ACPI_4_0_DCK_CAP BIT9
#define EFI_ACPI_4_0_RESET_REG_SUP BIT10
#define EFI_ACPI_4_0_SEALED_CASE BIT11
#define EFI_ACPI_4_0_HEADLESS BIT12
#define EFI_ACPI_4_0_CPU_SW_SLP BIT13
#define EFI_ACPI_4_0_PCI_EXP_WAK BIT14
#define EFI_ACPI_4_0_USE_PLATFORM_CLOCK BIT15
#define EFI_ACPI_4_0_S4_RTC_STS_VALID BIT16
///
/// Firmware ACPI Control Structure
///
typedef struct {
///
/// FACS Version (as defined in ACPI 4.0 spec.)
///
#define EFI_ACPI_4_0_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_4_0_S4BIOS_F BIT0
///
/// OSPM Enabled Firmware Control Structure Flags
/// All other bits are reserved and must be set to 0.
///
#define EFI_ACPI_4_0_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.
//
///
/// Multiple APIC Description Table header definition. The rest of the table
/// must be defined in a platform specific manner.
///
typedef struct {
///
/// MADT Revision (as defined in ACPI 4.0 spec.)
///
///
/// Multiple APIC Flags
/// All other bits are reserved and must be set to 0.
///
#define EFI_ACPI_4_0_PCAT_COMPAT BIT0
//
// Multiple APIC Description Table APIC structure types
// All other values between 0x0B an 0xFF are reserved and
// will be ignored by OSPM.
//
#define EFI_ACPI_4_0_PROCESSOR_LOCAL_APIC 0x00
#define EFI_ACPI_4_0_IO_APIC 0x01
#define EFI_ACPI_4_0_INTERRUPT_SOURCE_OVERRIDE 0x02
#define EFI_ACPI_4_0_NON_MASKABLE_INTERRUPT_SOURCE 0x03
#define EFI_ACPI_4_0_LOCAL_APIC_NMI 0x04
#define EFI_ACPI_4_0_LOCAL_APIC_ADDRESS_OVERRIDE 0x05
#define EFI_ACPI_4_0_IO_SAPIC 0x06
#define EFI_ACPI_4_0_LOCAL_SAPIC 0x07
#define EFI_ACPI_4_0_PLATFORM_INTERRUPT_SOURCES 0x08
#define EFI_ACPI_4_0_PROCESSOR_LOCAL_X2APIC 0x09
#define EFI_ACPI_4_0_LOCAL_X2APIC_NMI 0x0A
//
// APIC Structure Definitions
//
///
/// Processor Local APIC Structure Definition
///
typedef struct {
///
/// Local APIC Flags. All other bits are reserved and must be 0.
///
#define EFI_ACPI_4_0_LOCAL_APIC_ENABLED BIT0
///
/// IO APIC Structure
///
typedef struct {
///
/// Interrupt Source Override Structure
///
typedef struct {
///
/// Platform Interrupt Sources Structure Definition
///
typedef struct {
//
// MPS INTI flags.
// All other bits are reserved and must be set to 0.
//
#define EFI_ACPI_4_0_POLARITY (3 << 0)
///
/// Non-Maskable Interrupt Source Structure
///
typedef struct {
///
/// Local APIC NMI Structure
///
typedef struct {
///
/// Local APIC Address Override Structure
///
typedef struct {
///
/// IO SAPIC Structure
///
typedef struct {
///
/// Local SAPIC Structure
/// This struct followed by a null-terminated ASCII string - ACPI Processor UID String
///
typedef struct {
///
/// Platform Interrupt Sources Structure
///
typedef struct {
///
/// Platform Interrupt Source Flags.
/// All other bits are reserved and must be set to 0.
///
///
/// Processor Local x2APIC Structure Definition
///
typedef struct {
///
/// Local x2APIC NMI Structure
///
typedef struct {
///
/// Smart Battery Description Table (SBST)
///
typedef struct {
///
/// SBST Version (as defined in ACPI 4.0 spec.)
///
///
/// 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 {
///
/// ECDT Version (as defined in ACPI 4.0 spec.)
///
///
/// System Resource Affinity Table (SRAT. The rest of the table
/// must be defined in a platform specific manner.
///
typedef struct {
///
/// SRAT Version (as defined in ACPI 4.0 spec.)
///
#define EFI_ACPI_4_0_SYSTEM_RESOURCE_AFFINITY_TABLE_REVISION 0x03
//
// SRAT structure types.
// All other values between 0x03 an 0xFF are reserved and
// will be ignored by OSPM.
//
#define EFI_ACPI_4_0_PROCESSOR_LOCAL_APIC_SAPIC_AFFINITY 0x00
#define EFI_ACPI_4_0_MEMORY_AFFINITY 0x01
#define EFI_ACPI_4_0_PROCESSOR_LOCAL_X2APIC_AFFINITY 0x02
///
///
typedef struct {
///
///
#define EFI_ACPI_4_0_PROCESSOR_LOCAL_APIC_SAPIC_ENABLED (1 << 0)
///
/// Memory Affinity Structure Definition
///
typedef struct {
//
// Memory Flags. All other bits are reserved and must be 0.
//
#define EFI_ACPI_4_0_MEMORY_ENABLED (1 << 0)
///
/// Processor Local x2APIC Affinity Structure Definition
///
typedef struct {
///
/// System Locality Distance Information Table (SLIT).
/// The rest of the table is a matrix.
///
typedef struct {
///
/// SLIT Version (as defined in ACPI 4.0 spec.)
///
///
/// Corrected Platform Error Polling Table (CPEP)
///
typedef struct {
///
/// CPEP Version (as defined in ACPI 4.0 spec.)
///
//
// CPEP processor structure types.
//
#define EFI_ACPI_4_0_CPEP_PROCESSOR_APIC_SAPIC 0x00
///
/// Corrected Platform Error Polling Processor Structure Definition
///
typedef struct {
///
/// Maximum System Characteristics Table (MSCT)
///
typedef struct {
///
/// MSCT Version (as defined in ACPI 4.0 spec.)
///
///
/// Maximum Proximity Domain Information Structure Definition
///
typedef struct {
///
/// Boot Error Record Table (BERT)
///
typedef struct {
///
/// BERT Version (as defined in ACPI 4.0 spec.)
///
#define EFI_ACPI_4_0_BOOT_ERROR_RECORD_TABLE_REVISION 0x01
///
/// Boot Error Region Block Status Definition
///
typedef struct {
///
/// Boot Error Region Definition
///
typedef struct {
//
// Boot Error Severity types
//
#define EFI_ACPI_4_0_ERROR_SEVERITY_CORRECTABLE 0x00
#define EFI_ACPI_4_0_ERROR_SEVERITY_FATAL 0x01
#define EFI_ACPI_4_0_ERROR_SEVERITY_CORRECTED 0x02
#define EFI_ACPI_4_0_ERROR_SEVERITY_NONE 0x03
///
/// Generic Error Data Entry Definition
///
typedef struct {
///
/// Generic Error Data Entry Version (as defined in ACPI 4.0 spec.)
///
#define EFI_ACPI_4_0_GENERIC_ERROR_DATA_ENTRY_REVISION 0x0201
///
/// HEST - Hardware Error Source Table
///
typedef struct {
///
/// HEST Version (as defined in ACPI 4.0 spec.)
///
#define EFI_ACPI_4_0_HARDWARE_ERROR_SOURCE_TABLE_REVISION 0x01
//
// Error Source structure types.
//
#define EFI_ACPI_4_0_IA32_ARCHITECTURE_NMI_ERROR 0x02
#define EFI_ACPI_4_0_PCI_EXPRESS_ROOT_PORT_AER 0x06
#define EFI_ACPI_4_0_PCI_EXPRESS_DEVICE_AER 0x07
#define EFI_ACPI_4_0_PCI_EXPRESS_BRIDGE_AER 0x08
#define EFI_ACPI_4_0_GENERIC_HARDWARE_ERROR 0x09
//
// Error Source structure flags.
//
#define EFI_ACPI_4_0_ERROR_SOURCE_FLAG_FIRMWARE_FIRST (1 << 0)
///
/// IA-32 Architecture Machine Check Exception Structure Definition
///
typedef struct {
///
/// IA-32 Architecture Machine Check Bank Structure Definition
///
typedef struct {
///
/// IA-32 Architecture Machine Check Bank Structure MCA data format
///
//
// Hardware Error Notification types. All other values are reserved
//
#define EFI_ACPI_4_0_HARDWARE_ERROR_NOTIFICATION_POLLED 0x00
#define EFI_ACPI_4_0_HARDWARE_ERROR_NOTIFICATION_SCI 0x03
#define EFI_ACPI_4_0_HARDWARE_ERROR_NOTIFICATION_NMI 0x04
///
/// Hardware Error Notification Configuration Write Enable Structure Definition
///
typedef struct {
///
/// Hardware Error Notification Structure Definition
///
typedef struct {
EFI_ACPI_4_0_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE ConfigurationWriteEnable;
///
/// IA-32 Architecture Corrected Machine Check Structure Definition
///
typedef struct {
///
/// IA-32 Architecture NMI Error Structure Definition
///
typedef struct {
///
/// PCI Express Root Port AER Structure Definition
///
typedef struct {
///
/// PCI Express Device AER Structure Definition
///
typedef struct {
///
/// PCI Express Bridge AER Structure Definition
///
typedef struct {
///
/// Generic Hardware Error Source Structure Definition
///
typedef struct {
///
/// Generic Error Status Definition
///
typedef struct {
///
/// ERST - Error Record Serialization Table
///
typedef struct {
///
/// ERST Version (as defined in ACPI 4.0 spec.)
///
///
/// ERST Serialization Actions
///
#define EFI_ACPI_4_0_ERST_BEGIN_WRITE_OPERATION 0x00
#define EFI_ACPI_4_0_ERST_BEGIN_READ_OPERATION 0x01
#define EFI_ACPI_4_0_ERST_BEGIN_CLEAR_OPERATION 0x02
#define EFI_ACPI_4_0_ERST_END_OPERATION 0x03
#define EFI_ACPI_4_0_ERST_SET_RECORD_OFFSET 0x04
#define EFI_ACPI_4_0_ERST_EXECUTE_OPERATION 0x05
#define EFI_ACPI_4_0_ERST_CHECK_BUSY_STATUS 0x06
#define EFI_ACPI_4_0_ERST_GET_COMMAND_STATUS 0x07
#define EFI_ACPI_4_0_ERST_GET_RECORD_IDENTIFIER 0x08
#define EFI_ACPI_4_0_ERST_SET_RECORD_IDENTIFIER 0x09
#define EFI_ACPI_4_0_ERST_GET_RECORD_COUNT 0x0A
#define EFI_ACPI_4_0_ERST_BEGIN_DUMMY_WRITE_OPERATION 0x0B
#define EFI_ACPI_4_0_ERST_GET_ERROR_LOG_ADDRESS_RANGE 0x0D
#define EFI_ACPI_4_0_ERST_GET_ERROR_LOG_ADDRESS_RANGE_LENGTH 0x0E
///
/// ERST Action Command Status
///
#define EFI_ACPI_4_0_EINJ_STATUS_SUCCESS 0x00
#define EFI_ACPI_4_0_EINJ_STATUS_NOT_ENOUGH_SPACE 0x01
#define EFI_ACPI_4_0_EINJ_STATUS_HARDWARE_NOT_AVAILABLE 0x02
#define EFI_ACPI_4_0_EINJ_STATUS_FAILED 0x03
#define EFI_ACPI_4_0_EINJ_STATUS_RECORD_STORE_EMPTY 0x04
#define EFI_ACPI_4_0_EINJ_STATUS_RECORD_NOT_FOUND 0x05
///
/// ERST Serialization Instructions
///
#define EFI_ACPI_4_0_ERST_READ_REGISTER 0x00
#define EFI_ACPI_4_0_ERST_READ_REGISTER_VALUE 0x01
#define EFI_ACPI_4_0_ERST_WRITE_REGISTER 0x02
#define EFI_ACPI_4_0_ERST_WRITE_REGISTER_VALUE 0x03
#define EFI_ACPI_4_0_ERST_NOOP 0x04
#define EFI_ACPI_4_0_ERST_LOAD_VAR1 0x05
#define EFI_ACPI_4_0_ERST_LOAD_VAR2 0x06
#define EFI_ACPI_4_0_ERST_STORE_VAR1 0x07
#define EFI_ACPI_4_0_ERST_ADD 0x08
#define EFI_ACPI_4_0_ERST_SUBTRACT 0x09
#define EFI_ACPI_4_0_ERST_ADD_VALUE 0x0A
#define EFI_ACPI_4_0_ERST_SUBTRACT_VALUE 0x0B
#define EFI_ACPI_4_0_ERST_STALL 0x0C
#define EFI_ACPI_4_0_ERST_STALL_WHILE_TRUE 0x0D
#define EFI_ACPI_4_0_ERST_SKIP_NEXT_INSTRUCTION_IF_TRUE 0x0E
#define EFI_ACPI_4_0_ERST_GOTO 0x0F
#define EFI_ACPI_4_0_ERST_SET_SRC_ADDRESS_BASE 0x10
#define EFI_ACPI_4_0_ERST_SET_DST_ADDRESS_BASE 0x11
#define EFI_ACPI_4_0_ERST_MOVE_DATA 0x12
///
/// ERST Instruction Flags
///
#define EFI_ACPI_4_0_ERST_PRESERVE_REGISTER 0x01
///
/// ERST Serialization Instruction Entry
///
typedef struct {
///
/// EINJ - Error Injection Table
///
typedef struct {
///
/// EINJ Version (as defined in ACPI 4.0 spec.)
///
#define EFI_ACPI_4_0_ERROR_INJECTION_TABLE_REVISION 0x01
///
/// EINJ Error Injection Actions
///
#define EFI_ACPI_4_0_EINJ_BEGIN_INJECTION_OPERATION 0x00
#define EFI_ACPI_4_0_EINJ_GET_TRIGGER_ERROR_ACTION_TABLE 0x01
#define EFI_ACPI_4_0_EINJ_SET_ERROR_TYPE 0x02
#define EFI_ACPI_4_0_EINJ_GET_ERROR_TYPE 0x03
#define EFI_ACPI_4_0_EINJ_END_OPERATION 0x04
#define EFI_ACPI_4_0_EINJ_EXECUTE_OPERATION 0x05
#define EFI_ACPI_4_0_EINJ_CHECK_BUSY_STATUS 0x06
#define EFI_ACPI_4_0_EINJ_GET_COMMAND_STATUS 0x07
#define EFI_ACPI_4_0_EINJ_TRIGGER_ERROR 0xFF
///
/// EINJ Action Command Status
///
#define EFI_ACPI_4_0_EINJ_STATUS_SUCCESS 0x00
#define EFI_ACPI_4_0_EINJ_STATUS_UNKNOWN_FAILURE 0x01
#define EFI_ACPI_4_0_EINJ_STATUS_INVALID_ACCESS 0x02
///
/// EINJ Error Type Definition
///
#define EFI_ACPI_4_0_EINJ_ERROR_PROCESSOR_CORRECTABLE (1 << 0)
///
/// EINJ Injection Instructions
///
#define EFI_ACPI_4_0_EINJ_READ_REGISTER 0x00
#define EFI_ACPI_4_0_EINJ_READ_REGISTER_VALUE 0x01
#define EFI_ACPI_4_0_EINJ_WRITE_REGISTER 0x02
#define EFI_ACPI_4_0_EINJ_WRITE_REGISTER_VALUE 0x03
#define EFI_ACPI_4_0_EINJ_NOOP 0x04
///
/// EINJ Instruction Flags
///
#define EFI_ACPI_4_0_EINJ_PRESERVE_REGISTER 0x01
///
/// EINJ Injection Instruction Entry
///
typedef struct {
///
/// EINJ Trigger Action Table
///
typedef struct {
//
// Known table signatures
//
///
/// "RSD PTR " Root System Description Pointer
///
#define EFI_ACPI_4_0_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE SIGNATURE_64('R', 'S', 'D', ' ', 'P', 'T', 'R', ' ')
///
/// "APIC" Multiple APIC Description Table
///
///
/// "BERT" Boot Error Record Table
///
///
/// "CPEP" Corrected Platform Error Polling Table
///
#define EFI_ACPI_4_0_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_SIGNATURE SIGNATURE_32('C', 'P', 'E', 'P')
///
/// "DSDT" Differentiated System Description Table
///
#define EFI_ACPI_4_0_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('D', 'S', 'D', 'T')
///
/// "ECDT" Embedded Controller Boot Resources Table
///
#define EFI_ACPI_4_0_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_SIGNATURE SIGNATURE_32('E', 'C', 'D', 'T')
///
/// "EINJ" Error Injection Table
///
///
/// "ERST" Error Record Serialization Table
///
///
/// "FACP" Fixed ACPI Description Table
///
///
/// "FACS" Firmware ACPI Control Structure
///
///
/// "HEST" Hardware Error Source Table
///
///
/// "MSCT" Maximum System Characteristics Table
///
#define EFI_ACPI_4_0_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_SIGNATURE SIGNATURE_32('M', 'S', 'C', 'T')
///
/// "PSDT" Persistent System Description Table
///
///
/// "RSDT" Root System Description Table
///
///
/// "SBST" Smart Battery Specification Table
///
///
/// "SLIT" System Locality Information Table
///
///
/// "SRAT" System Resource Affinity Table
///
///
/// "SSDT" Secondary System Description Table
///
///
/// "XSDT" Extended System Description Table
///
///
/// "BOOT" MS Simple Boot Spec
///
///
/// "DBGP" MS Debug Port Spec
///
///
/// "DMAR" DMA Remapping Table
///
///
/// "ETDT" Event Timer Description Table
///
///
/// "HPET" IA-PC High Precision Event Timer Table
///
///
/// "iBFT" iSCSI Boot Firmware Table
///
///
/// "IVRS" I/O Virtualization Reporting Structure
///
#define EFI_ACPI_4_0_IO_VIRTUALIZATION_REPORTING_STRUCTURE_SIGNATURE SIGNATURE_32('I', 'V', 'R', 'S')
///
/// "MCFG" PCI Express Memory Mapped Configuration Space Base Address Description Table
///
#define EFI_ACPI_4_0_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_4_0_MANAGEMENT_CONTROLLER_HOST_INTERFACE_TABLE_SIGNATURE SIGNATURE_32('M', 'C', 'H', 'I')
///
/// "SPCR" Serial Port Concole Redirection Table
///
#define EFI_ACPI_4_0_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE SIGNATURE_32('S', 'P', 'C', 'R')
///
/// "SPMI" Server Platform Management Interface Table
///
#define EFI_ACPI_4_0_SERVER_PLATFORM_MANAGEMENT_INTERFACE_TABLE_SIGNATURE SIGNATURE_32('S', 'P', 'M', 'I')
///
/// "TCPA" Trusted Computing Platform Alliance Capabilities Table
///
#define EFI_ACPI_4_0_TRUSTED_COMPUTING_PLATFORM_ALLIANCE_CAPABILITIES_TABLE_SIGNATURE SIGNATURE_32('T', 'C', 'P', 'A')
///
/// "UEFI" UEFI ACPI Data Table
///
///
/// "WAET" Windows ACPI Enlightenment Table
///
///
/// "WDAT" Watchdog Action Table
///
///
/// "WDRT" Watchdog Resource Table
///
#pragma pack()
#endif