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source: vbox/trunk/src/VBox/Devices/EFI/FirmwareNew/MdePkg/Include/IndustryStandard/Acpi51.h@ 99404

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1/** @file
2 ACPI 5.1 definitions from the ACPI Specification Revision 5.1 Errata B January, 2016.
3
4 Copyright (c) 2014 Hewlett-Packard Development Company, L.P.<BR>
5 Copyright (c) 2014 - 2022, Intel Corporation. All rights reserved.<BR>
6 (C) Copyright 2015 Hewlett Packard Enterprise Development LP<BR>
7 Copyright (c) 2020, ARM Ltd. All rights reserved.<BR>
8 SPDX-License-Identifier: BSD-2-Clause-Patent
9**/
10
11#ifndef _ACPI_5_1_H_
12#define _ACPI_5_1_H_
13
14#include <IndustryStandard/Acpi50.h>
15
16//
17// Ensure proper structure formats
18//
19#pragma pack(1)
20
21///
22/// ACPI 5.1 Generic Address Space definition
23///
24typedef struct {
25 UINT8 AddressSpaceId;
26 UINT8 RegisterBitWidth;
27 UINT8 RegisterBitOffset;
28 UINT8 AccessSize;
29 UINT64 Address;
30} EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE;
31
32//
33// Generic Address Space Address IDs
34//
35#define EFI_ACPI_5_1_SYSTEM_MEMORY 0
36#define EFI_ACPI_5_1_SYSTEM_IO 1
37#define EFI_ACPI_5_1_PCI_CONFIGURATION_SPACE 2
38#define EFI_ACPI_5_1_EMBEDDED_CONTROLLER 3
39#define EFI_ACPI_5_1_SMBUS 4
40#define EFI_ACPI_5_1_PLATFORM_COMMUNICATION_CHANNEL 0x0A
41#define EFI_ACPI_5_1_FUNCTIONAL_FIXED_HARDWARE 0x7F
42
43//
44// Generic Address Space Access Sizes
45//
46#define EFI_ACPI_5_1_UNDEFINED 0
47#define EFI_ACPI_5_1_BYTE 1
48#define EFI_ACPI_5_1_WORD 2
49#define EFI_ACPI_5_1_DWORD 3
50#define EFI_ACPI_5_1_QWORD 4
51
52//
53// ACPI 5.1 table structures
54//
55
56///
57/// Root System Description Pointer Structure
58///
59typedef struct {
60 UINT64 Signature;
61 UINT8 Checksum;
62 UINT8 OemId[6];
63 UINT8 Revision;
64 UINT32 RsdtAddress;
65 UINT32 Length;
66 UINT64 XsdtAddress;
67 UINT8 ExtendedChecksum;
68 UINT8 Reserved[3];
69} EFI_ACPI_5_1_ROOT_SYSTEM_DESCRIPTION_POINTER;
70
71///
72/// RSD_PTR Revision (as defined in ACPI 5.1 spec.)
73///
74#define EFI_ACPI_5_1_ROOT_SYSTEM_DESCRIPTION_POINTER_REVISION 0x02 ///< ACPISpec (Revision 5.1) says current value is 2
75
76///
77/// Common table header, this prefaces all ACPI tables, including FACS, but
78/// excluding the RSD PTR structure
79///
80typedef struct {
81 UINT32 Signature;
82 UINT32 Length;
83} EFI_ACPI_5_1_COMMON_HEADER;
84
85//
86// Root System Description Table
87// No definition needed as it is a common description table header, the same with
88// EFI_ACPI_DESCRIPTION_HEADER, followed by a variable number of UINT32 table pointers.
89//
90
91///
92/// RSDT Revision (as defined in ACPI 5.1 spec.)
93///
94#define EFI_ACPI_5_1_ROOT_SYSTEM_DESCRIPTION_TABLE_REVISION 0x01
95
96//
97// Extended System Description Table
98// No definition needed as it is a common description table header, the same with
99// EFI_ACPI_DESCRIPTION_HEADER, followed by a variable number of UINT64 table pointers.
100//
101
102///
103/// XSDT Revision (as defined in ACPI 5.1 spec.)
104///
105#define EFI_ACPI_5_1_EXTENDED_SYSTEM_DESCRIPTION_TABLE_REVISION 0x01
106
107///
108/// Fixed ACPI Description Table Structure (FADT)
109///
110typedef struct {
111 EFI_ACPI_DESCRIPTION_HEADER Header;
112 UINT32 FirmwareCtrl;
113 UINT32 Dsdt;
114 UINT8 Reserved0;
115 UINT8 PreferredPmProfile;
116 UINT16 SciInt;
117 UINT32 SmiCmd;
118 UINT8 AcpiEnable;
119 UINT8 AcpiDisable;
120 UINT8 S4BiosReq;
121 UINT8 PstateCnt;
122 UINT32 Pm1aEvtBlk;
123 UINT32 Pm1bEvtBlk;
124 UINT32 Pm1aCntBlk;
125 UINT32 Pm1bCntBlk;
126 UINT32 Pm2CntBlk;
127 UINT32 PmTmrBlk;
128 UINT32 Gpe0Blk;
129 UINT32 Gpe1Blk;
130 UINT8 Pm1EvtLen;
131 UINT8 Pm1CntLen;
132 UINT8 Pm2CntLen;
133 UINT8 PmTmrLen;
134 UINT8 Gpe0BlkLen;
135 UINT8 Gpe1BlkLen;
136 UINT8 Gpe1Base;
137 UINT8 CstCnt;
138 UINT16 PLvl2Lat;
139 UINT16 PLvl3Lat;
140 UINT16 FlushSize;
141 UINT16 FlushStride;
142 UINT8 DutyOffset;
143 UINT8 DutyWidth;
144 UINT8 DayAlrm;
145 UINT8 MonAlrm;
146 UINT8 Century;
147 UINT16 IaPcBootArch;
148 UINT8 Reserved1;
149 UINT32 Flags;
150 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE ResetReg;
151 UINT8 ResetValue;
152 UINT16 ArmBootArch;
153 UINT8 MinorVersion;
154 UINT64 XFirmwareCtrl;
155 UINT64 XDsdt;
156 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE XPm1aEvtBlk;
157 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE XPm1bEvtBlk;
158 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE XPm1aCntBlk;
159 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE XPm1bCntBlk;
160 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE XPm2CntBlk;
161 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE XPmTmrBlk;
162 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE XGpe0Blk;
163 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE XGpe1Blk;
164 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE SleepControlReg;
165 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE SleepStatusReg;
166} EFI_ACPI_5_1_FIXED_ACPI_DESCRIPTION_TABLE;
167
168///
169/// FADT Version (as defined in ACPI 5.1 spec.)
170///
171#define EFI_ACPI_5_1_FIXED_ACPI_DESCRIPTION_TABLE_REVISION 0x05
172#define EFI_ACPI_5_1_FIXED_ACPI_DESCRIPTION_TABLE_MINOR_REVISION 0x01
173
174//
175// Fixed ACPI Description Table Preferred Power Management Profile
176//
177#define EFI_ACPI_5_1_PM_PROFILE_UNSPECIFIED 0
178#define EFI_ACPI_5_1_PM_PROFILE_DESKTOP 1
179#define EFI_ACPI_5_1_PM_PROFILE_MOBILE 2
180#define EFI_ACPI_5_1_PM_PROFILE_WORKSTATION 3
181#define EFI_ACPI_5_1_PM_PROFILE_ENTERPRISE_SERVER 4
182#define EFI_ACPI_5_1_PM_PROFILE_SOHO_SERVER 5
183#define EFI_ACPI_5_1_PM_PROFILE_APPLIANCE_PC 6
184#define EFI_ACPI_5_1_PM_PROFILE_PERFORMANCE_SERVER 7
185#define EFI_ACPI_5_1_PM_PROFILE_TABLET 8
186
187//
188// Fixed ACPI Description Table Boot Architecture Flags
189// All other bits are reserved and must be set to 0.
190//
191#define EFI_ACPI_5_1_LEGACY_DEVICES BIT0
192#define EFI_ACPI_5_1_8042 BIT1
193#define EFI_ACPI_5_1_VGA_NOT_PRESENT BIT2
194#define EFI_ACPI_5_1_MSI_NOT_SUPPORTED BIT3
195#define EFI_ACPI_5_1_PCIE_ASPM_CONTROLS BIT4
196#define EFI_ACPI_5_1_CMOS_RTC_NOT_PRESENT BIT5
197
198//
199// Fixed ACPI Description Table Arm Boot Architecture Flags
200// All other bits are reserved and must be set to 0.
201//
202#define EFI_ACPI_5_1_ARM_PSCI_COMPLIANT BIT0
203#define EFI_ACPI_5_1_ARM_PSCI_USE_HVC BIT1
204
205//
206// Fixed ACPI Description Table Fixed Feature Flags
207// All other bits are reserved and must be set to 0.
208//
209#define EFI_ACPI_5_1_WBINVD BIT0
210#define EFI_ACPI_5_1_WBINVD_FLUSH BIT1
211#define EFI_ACPI_5_1_PROC_C1 BIT2
212#define EFI_ACPI_5_1_P_LVL2_UP BIT3
213#define EFI_ACPI_5_1_PWR_BUTTON BIT4
214#define EFI_ACPI_5_1_SLP_BUTTON BIT5
215#define EFI_ACPI_5_1_FIX_RTC BIT6
216#define EFI_ACPI_5_1_RTC_S4 BIT7
217#define EFI_ACPI_5_1_TMR_VAL_EXT BIT8
218#define EFI_ACPI_5_1_DCK_CAP BIT9
219#define EFI_ACPI_5_1_RESET_REG_SUP BIT10
220#define EFI_ACPI_5_1_SEALED_CASE BIT11
221#define EFI_ACPI_5_1_HEADLESS BIT12
222#define EFI_ACPI_5_1_CPU_SW_SLP BIT13
223#define EFI_ACPI_5_1_PCI_EXP_WAK BIT14
224#define EFI_ACPI_5_1_USE_PLATFORM_CLOCK BIT15
225#define EFI_ACPI_5_1_S4_RTC_STS_VALID BIT16
226#define EFI_ACPI_5_1_REMOTE_POWER_ON_CAPABLE BIT17
227#define EFI_ACPI_5_1_FORCE_APIC_CLUSTER_MODEL BIT18
228#define EFI_ACPI_5_1_FORCE_APIC_PHYSICAL_DESTINATION_MODE BIT19
229#define EFI_ACPI_5_1_HW_REDUCED_ACPI BIT20
230#define EFI_ACPI_5_1_LOW_POWER_S0_IDLE_CAPABLE BIT21
231
232///
233/// Firmware ACPI Control Structure
234///
235typedef struct {
236 UINT32 Signature;
237 UINT32 Length;
238 UINT32 HardwareSignature;
239 UINT32 FirmwareWakingVector;
240 UINT32 GlobalLock;
241 UINT32 Flags;
242 UINT64 XFirmwareWakingVector;
243 UINT8 Version;
244 UINT8 Reserved0[3];
245 UINT32 OspmFlags;
246 UINT8 Reserved1[24];
247} EFI_ACPI_5_1_FIRMWARE_ACPI_CONTROL_STRUCTURE;
248
249///
250/// FACS Version (as defined in ACPI 5.1 spec.)
251///
252#define EFI_ACPI_5_1_FIRMWARE_ACPI_CONTROL_STRUCTURE_VERSION 0x02
253
254///
255/// Firmware Control Structure Feature Flags
256/// All other bits are reserved and must be set to 0.
257///
258#define EFI_ACPI_5_1_S4BIOS_F BIT0
259#define EFI_ACPI_5_1_64BIT_WAKE_SUPPORTED_F BIT1
260
261///
262/// OSPM Enabled Firmware Control Structure Flags
263/// All other bits are reserved and must be set to 0.
264///
265#define EFI_ACPI_5_1_OSPM_64BIT_WAKE_F BIT0
266
267//
268// Differentiated System Description Table,
269// Secondary System Description Table
270// and Persistent System Description Table,
271// no definition needed as they are common description table header, the same with
272// EFI_ACPI_DESCRIPTION_HEADER, followed by a definition block.
273//
274#define EFI_ACPI_5_1_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_REVISION 0x02
275#define EFI_ACPI_5_1_SECONDARY_SYSTEM_DESCRIPTION_TABLE_REVISION 0x02
276
277///
278/// Multiple APIC Description Table header definition. The rest of the table
279/// must be defined in a platform specific manner.
280///
281typedef struct {
282 EFI_ACPI_DESCRIPTION_HEADER Header;
283 UINT32 LocalApicAddress;
284 UINT32 Flags;
285} EFI_ACPI_5_1_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER;
286
287///
288/// MADT Revision (as defined in ACPI 5.1 spec.)
289///
290#define EFI_ACPI_5_1_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION 0x03
291
292///
293/// Multiple APIC Flags
294/// All other bits are reserved and must be set to 0.
295///
296#define EFI_ACPI_5_1_PCAT_COMPAT BIT0
297
298//
299// Multiple APIC Description Table APIC structure types
300// All other values between 0x0D and 0x7F are reserved and
301// will be ignored by OSPM. 0x80 ~ 0xFF are reserved for OEM.
302//
303#define EFI_ACPI_5_1_PROCESSOR_LOCAL_APIC 0x00
304#define EFI_ACPI_5_1_IO_APIC 0x01
305#define EFI_ACPI_5_1_INTERRUPT_SOURCE_OVERRIDE 0x02
306#define EFI_ACPI_5_1_NON_MASKABLE_INTERRUPT_SOURCE 0x03
307#define EFI_ACPI_5_1_LOCAL_APIC_NMI 0x04
308#define EFI_ACPI_5_1_LOCAL_APIC_ADDRESS_OVERRIDE 0x05
309#define EFI_ACPI_5_1_IO_SAPIC 0x06
310#define EFI_ACPI_5_1_LOCAL_SAPIC 0x07
311#define EFI_ACPI_5_1_PLATFORM_INTERRUPT_SOURCES 0x08
312#define EFI_ACPI_5_1_PROCESSOR_LOCAL_X2APIC 0x09
313#define EFI_ACPI_5_1_LOCAL_X2APIC_NMI 0x0A
314#define EFI_ACPI_5_1_GIC 0x0B
315#define EFI_ACPI_5_1_GICD 0x0C
316#define EFI_ACPI_5_1_GIC_MSI_FRAME 0x0D
317#define EFI_ACPI_5_1_GICR 0x0E
318
319//
320// APIC Structure Definitions
321//
322
323///
324/// Processor Local APIC Structure Definition
325///
326typedef struct {
327 UINT8 Type;
328 UINT8 Length;
329 UINT8 AcpiProcessorId;
330 UINT8 ApicId;
331 UINT32 Flags;
332} EFI_ACPI_5_1_PROCESSOR_LOCAL_APIC_STRUCTURE;
333
334///
335/// Local APIC Flags. All other bits are reserved and must be 0.
336///
337#define EFI_ACPI_5_1_LOCAL_APIC_ENABLED BIT0
338
339///
340/// IO APIC Structure
341///
342typedef struct {
343 UINT8 Type;
344 UINT8 Length;
345 UINT8 IoApicId;
346 UINT8 Reserved;
347 UINT32 IoApicAddress;
348 UINT32 GlobalSystemInterruptBase;
349} EFI_ACPI_5_1_IO_APIC_STRUCTURE;
350
351///
352/// Interrupt Source Override Structure
353///
354typedef struct {
355 UINT8 Type;
356 UINT8 Length;
357 UINT8 Bus;
358 UINT8 Source;
359 UINT32 GlobalSystemInterrupt;
360 UINT16 Flags;
361} EFI_ACPI_5_1_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE;
362
363///
364/// Platform Interrupt Sources Structure Definition
365///
366typedef struct {
367 UINT8 Type;
368 UINT8 Length;
369 UINT16 Flags;
370 UINT8 InterruptType;
371 UINT8 ProcessorId;
372 UINT8 ProcessorEid;
373 UINT8 IoSapicVector;
374 UINT32 GlobalSystemInterrupt;
375 UINT32 PlatformInterruptSourceFlags;
376 UINT8 CpeiProcessorOverride;
377 UINT8 Reserved[31];
378} EFI_ACPI_5_1_PLATFORM_INTERRUPT_APIC_STRUCTURE;
379
380//
381// MPS INTI flags.
382// All other bits are reserved and must be set to 0.
383//
384#define EFI_ACPI_5_1_POLARITY (3 << 0)
385#define EFI_ACPI_5_1_TRIGGER_MODE (3 << 2)
386
387///
388/// Non-Maskable Interrupt Source Structure
389///
390typedef struct {
391 UINT8 Type;
392 UINT8 Length;
393 UINT16 Flags;
394 UINT32 GlobalSystemInterrupt;
395} EFI_ACPI_5_1_NON_MASKABLE_INTERRUPT_SOURCE_STRUCTURE;
396
397///
398/// Local APIC NMI Structure
399///
400typedef struct {
401 UINT8 Type;
402 UINT8 Length;
403 UINT8 AcpiProcessorId;
404 UINT16 Flags;
405 UINT8 LocalApicLint;
406} EFI_ACPI_5_1_LOCAL_APIC_NMI_STRUCTURE;
407
408///
409/// Local APIC Address Override Structure
410///
411typedef struct {
412 UINT8 Type;
413 UINT8 Length;
414 UINT16 Reserved;
415 UINT64 LocalApicAddress;
416} EFI_ACPI_5_1_LOCAL_APIC_ADDRESS_OVERRIDE_STRUCTURE;
417
418///
419/// IO SAPIC Structure
420///
421typedef struct {
422 UINT8 Type;
423 UINT8 Length;
424 UINT8 IoApicId;
425 UINT8 Reserved;
426 UINT32 GlobalSystemInterruptBase;
427 UINT64 IoSapicAddress;
428} EFI_ACPI_5_1_IO_SAPIC_STRUCTURE;
429
430///
431/// Local SAPIC Structure
432/// This struct followed by a null-terminated ASCII string - ACPI Processor UID String
433///
434typedef struct {
435 UINT8 Type;
436 UINT8 Length;
437 UINT8 AcpiProcessorId;
438 UINT8 LocalSapicId;
439 UINT8 LocalSapicEid;
440 UINT8 Reserved[3];
441 UINT32 Flags;
442 UINT32 ACPIProcessorUIDValue;
443} EFI_ACPI_5_1_PROCESSOR_LOCAL_SAPIC_STRUCTURE;
444
445///
446/// Platform Interrupt Sources Structure
447///
448typedef struct {
449 UINT8 Type;
450 UINT8 Length;
451 UINT16 Flags;
452 UINT8 InterruptType;
453 UINT8 ProcessorId;
454 UINT8 ProcessorEid;
455 UINT8 IoSapicVector;
456 UINT32 GlobalSystemInterrupt;
457 UINT32 PlatformInterruptSourceFlags;
458} EFI_ACPI_5_1_PLATFORM_INTERRUPT_SOURCES_STRUCTURE;
459
460///
461/// Platform Interrupt Source Flags.
462/// All other bits are reserved and must be set to 0.
463///
464#define EFI_ACPI_5_1_CPEI_PROCESSOR_OVERRIDE BIT0
465
466///
467/// Processor Local x2APIC Structure Definition
468///
469typedef struct {
470 UINT8 Type;
471 UINT8 Length;
472 UINT8 Reserved[2];
473 UINT32 X2ApicId;
474 UINT32 Flags;
475 UINT32 AcpiProcessorUid;
476} EFI_ACPI_5_1_PROCESSOR_LOCAL_X2APIC_STRUCTURE;
477
478///
479/// Local x2APIC NMI Structure
480///
481typedef struct {
482 UINT8 Type;
483 UINT8 Length;
484 UINT16 Flags;
485 UINT32 AcpiProcessorUid;
486 UINT8 LocalX2ApicLint;
487 UINT8 Reserved[3];
488} EFI_ACPI_5_1_LOCAL_X2APIC_NMI_STRUCTURE;
489
490///
491/// GIC Structure
492///
493typedef struct {
494 UINT8 Type;
495 UINT8 Length;
496 UINT16 Reserved;
497 UINT32 CPUInterfaceNumber;
498 UINT32 AcpiProcessorUid;
499 UINT32 Flags;
500 UINT32 ParkingProtocolVersion;
501 UINT32 PerformanceInterruptGsiv;
502 UINT64 ParkedAddress;
503 UINT64 PhysicalBaseAddress;
504 UINT64 GICV;
505 UINT64 GICH;
506 UINT32 VGICMaintenanceInterrupt;
507 UINT64 GICRBaseAddress;
508 UINT64 MPIDR;
509} EFI_ACPI_5_1_GIC_STRUCTURE;
510
511///
512/// GIC Flags. All other bits are reserved and must be 0.
513///
514#define EFI_ACPI_5_1_GIC_ENABLED BIT0
515#define EFI_ACPI_5_1_PERFORMANCE_INTERRUPT_MODEL BIT1
516#define EFI_ACPI_5_1_VGIC_MAINTENANCE_INTERRUPT_MODE_FLAGS BIT2
517
518///
519/// GIC Distributor Structure
520///
521typedef struct {
522 UINT8 Type;
523 UINT8 Length;
524 UINT16 Reserved1;
525 UINT32 GicId;
526 UINT64 PhysicalBaseAddress;
527 UINT32 SystemVectorBase;
528 UINT8 GicVersion;
529 UINT8 Reserved2[3];
530} EFI_ACPI_5_1_GIC_DISTRIBUTOR_STRUCTURE;
531
532///
533/// GIC Version
534///
535#define EFI_ACPI_5_1_GIC_V1 0x01
536#define EFI_ACPI_5_1_GIC_V2 0x02
537#define EFI_ACPI_5_1_GIC_V3 0x03
538#define EFI_ACPI_5_1_GIC_V4 0x04
539
540///
541/// GIC MSI Frame Structure
542///
543typedef struct {
544 UINT8 Type;
545 UINT8 Length;
546 UINT16 Reserved1;
547 UINT32 GicMsiFrameId;
548 UINT64 PhysicalBaseAddress;
549 UINT32 Flags;
550 UINT16 SPICount;
551 UINT16 SPIBase;
552} EFI_ACPI_5_1_GIC_MSI_FRAME_STRUCTURE;
553
554///
555/// GIC MSI Frame Flags. All other bits are reserved and must be 0.
556///
557#define EFI_ACPI_5_1_SPI_COUNT_BASE_SELECT BIT0
558
559///
560/// GICR Structure
561///
562typedef struct {
563 UINT8 Type;
564 UINT8 Length;
565 UINT16 Reserved;
566 UINT64 DiscoveryRangeBaseAddress;
567 UINT32 DiscoveryRangeLength;
568} EFI_ACPI_5_1_GICR_STRUCTURE;
569
570///
571/// Smart Battery Description Table (SBST)
572///
573typedef struct {
574 EFI_ACPI_DESCRIPTION_HEADER Header;
575 UINT32 WarningEnergyLevel;
576 UINT32 LowEnergyLevel;
577 UINT32 CriticalEnergyLevel;
578} EFI_ACPI_5_1_SMART_BATTERY_DESCRIPTION_TABLE;
579
580///
581/// SBST Version (as defined in ACPI 5.1 spec.)
582///
583#define EFI_ACPI_5_1_SMART_BATTERY_DESCRIPTION_TABLE_REVISION 0x01
584
585///
586/// Embedded Controller Boot Resources Table (ECDT)
587/// The table is followed by a null terminated ASCII string that contains
588/// a fully qualified reference to the name space object.
589///
590typedef struct {
591 EFI_ACPI_DESCRIPTION_HEADER Header;
592 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE EcControl;
593 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE EcData;
594 UINT32 Uid;
595 UINT8 GpeBit;
596} EFI_ACPI_5_1_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE;
597
598///
599/// ECDT Version (as defined in ACPI 5.1 spec.)
600///
601#define EFI_ACPI_5_1_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_REVISION 0x01
602
603///
604/// System Resource Affinity Table (SRAT). The rest of the table
605/// must be defined in a platform specific manner.
606///
607typedef struct {
608 EFI_ACPI_DESCRIPTION_HEADER Header;
609 UINT32 Reserved1; ///< Must be set to 1
610 UINT64 Reserved2;
611} EFI_ACPI_5_1_SYSTEM_RESOURCE_AFFINITY_TABLE_HEADER;
612
613///
614/// SRAT Version (as defined in ACPI 5.1 spec.)
615///
616#define EFI_ACPI_5_1_SYSTEM_RESOURCE_AFFINITY_TABLE_REVISION 0x03
617
618//
619// SRAT structure types.
620// All other values between 0x04 an 0xFF are reserved and
621// will be ignored by OSPM.
622//
623#define EFI_ACPI_5_1_PROCESSOR_LOCAL_APIC_SAPIC_AFFINITY 0x00
624#define EFI_ACPI_5_1_MEMORY_AFFINITY 0x01
625#define EFI_ACPI_5_1_PROCESSOR_LOCAL_X2APIC_AFFINITY 0x02
626#define EFI_ACPI_5_1_GICC_AFFINITY 0x03
627
628///
629/// Processor Local APIC/SAPIC Affinity Structure Definition
630///
631typedef struct {
632 UINT8 Type;
633 UINT8 Length;
634 UINT8 ProximityDomain7To0;
635 UINT8 ApicId;
636 UINT32 Flags;
637 UINT8 LocalSapicEid;
638 UINT8 ProximityDomain31To8[3];
639 UINT32 ClockDomain;
640} EFI_ACPI_5_1_PROCESSOR_LOCAL_APIC_SAPIC_AFFINITY_STRUCTURE;
641
642///
643/// Local APIC/SAPIC Flags. All other bits are reserved and must be 0.
644///
645#define EFI_ACPI_5_1_PROCESSOR_LOCAL_APIC_SAPIC_ENABLED (1 << 0)
646
647///
648/// Memory Affinity Structure Definition
649///
650typedef struct {
651 UINT8 Type;
652 UINT8 Length;
653 UINT32 ProximityDomain;
654 UINT16 Reserved1;
655 UINT32 AddressBaseLow;
656 UINT32 AddressBaseHigh;
657 UINT32 LengthLow;
658 UINT32 LengthHigh;
659 UINT32 Reserved2;
660 UINT32 Flags;
661 UINT64 Reserved3;
662} EFI_ACPI_5_1_MEMORY_AFFINITY_STRUCTURE;
663
664//
665// Memory Flags. All other bits are reserved and must be 0.
666//
667#define EFI_ACPI_5_1_MEMORY_ENABLED (1 << 0)
668#define EFI_ACPI_5_1_MEMORY_HOT_PLUGGABLE (1 << 1)
669#define EFI_ACPI_5_1_MEMORY_NONVOLATILE (1 << 2)
670
671///
672/// Processor Local x2APIC Affinity Structure Definition
673///
674typedef struct {
675 UINT8 Type;
676 UINT8 Length;
677 UINT8 Reserved1[2];
678 UINT32 ProximityDomain;
679 UINT32 X2ApicId;
680 UINT32 Flags;
681 UINT32 ClockDomain;
682 UINT8 Reserved2[4];
683} EFI_ACPI_5_1_PROCESSOR_LOCAL_X2APIC_AFFINITY_STRUCTURE;
684
685///
686/// GICC Affinity Structure Definition
687///
688typedef struct {
689 UINT8 Type;
690 UINT8 Length;
691 UINT32 ProximityDomain;
692 UINT32 AcpiProcessorUid;
693 UINT32 Flags;
694 UINT32 ClockDomain;
695} EFI_ACPI_5_1_GICC_AFFINITY_STRUCTURE;
696
697///
698/// GICC Flags. All other bits are reserved and must be 0.
699///
700#define EFI_ACPI_5_1_GICC_ENABLED (1 << 0)
701
702///
703/// System Locality Distance Information Table (SLIT).
704/// The rest of the table is a matrix.
705///
706typedef struct {
707 EFI_ACPI_DESCRIPTION_HEADER Header;
708 UINT64 NumberOfSystemLocalities;
709} EFI_ACPI_5_1_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_HEADER;
710
711///
712/// SLIT Version (as defined in ACPI 5.1 spec.)
713///
714#define EFI_ACPI_5_1_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_REVISION 0x01
715
716///
717/// Corrected Platform Error Polling Table (CPEP)
718///
719typedef struct {
720 EFI_ACPI_DESCRIPTION_HEADER Header;
721 UINT8 Reserved[8];
722} EFI_ACPI_5_1_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_HEADER;
723
724///
725/// CPEP Version (as defined in ACPI 5.1 spec.)
726///
727#define EFI_ACPI_5_1_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_REVISION 0x01
728
729//
730// CPEP processor structure types.
731//
732#define EFI_ACPI_5_1_CPEP_PROCESSOR_APIC_SAPIC 0x00
733
734///
735/// Corrected Platform Error Polling Processor Structure Definition
736///
737typedef struct {
738 UINT8 Type;
739 UINT8 Length;
740 UINT8 ProcessorId;
741 UINT8 ProcessorEid;
742 UINT32 PollingInterval;
743} EFI_ACPI_5_1_CPEP_PROCESSOR_APIC_SAPIC_STRUCTURE;
744
745///
746/// Maximum System Characteristics Table (MSCT)
747///
748typedef struct {
749 EFI_ACPI_DESCRIPTION_HEADER Header;
750 UINT32 OffsetProxDomInfo;
751 UINT32 MaximumNumberOfProximityDomains;
752 UINT32 MaximumNumberOfClockDomains;
753 UINT64 MaximumPhysicalAddress;
754} EFI_ACPI_5_1_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_HEADER;
755
756///
757/// MSCT Version (as defined in ACPI 5.1 spec.)
758///
759#define EFI_ACPI_5_1_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_REVISION 0x01
760
761///
762/// Maximum Proximity Domain Information Structure Definition
763///
764typedef struct {
765 UINT8 Revision;
766 UINT8 Length;
767 UINT32 ProximityDomainRangeLow;
768 UINT32 ProximityDomainRangeHigh;
769 UINT32 MaximumProcessorCapacity;
770 UINT64 MaximumMemoryCapacity;
771} EFI_ACPI_5_1_MAXIMUM_PROXIMITY_DOMAIN_INFORMATION_STRUCTURE;
772
773///
774/// ACPI RAS Feature Table definition.
775///
776typedef struct {
777 EFI_ACPI_DESCRIPTION_HEADER Header;
778 UINT8 PlatformCommunicationChannelIdentifier[12];
779} EFI_ACPI_5_1_RAS_FEATURE_TABLE;
780
781///
782/// RASF Version (as defined in ACPI 5.1 spec.)
783///
784#define EFI_ACPI_5_1_RAS_FEATURE_TABLE_REVISION 0x01
785
786///
787/// ACPI RASF Platform Communication Channel Shared Memory Region definition.
788///
789typedef struct {
790 UINT32 Signature;
791 UINT16 Command;
792 UINT16 Status;
793 UINT16 Version;
794 UINT8 RASCapabilities[16];
795 UINT8 SetRASCapabilities[16];
796 UINT16 NumberOfRASFParameterBlocks;
797 UINT32 SetRASCapabilitiesStatus;
798} EFI_ACPI_5_1_RASF_PLATFORM_COMMUNICATION_CHANNEL_SHARED_MEMORY_REGION;
799
800///
801/// ACPI RASF PCC command code
802///
803#define EFI_ACPI_5_1_RASF_PCC_COMMAND_CODE_EXECUTE_RASF_COMMAND 0x01
804
805///
806/// ACPI RASF Platform RAS Capabilities
807///
808#define EFI_ACPI_5_1_RASF_PLATFORM_RAS_CAPABILITY_HARDWARE_BASED_PATROL_SCRUB_SUPPOTED 0x01
809#define EFI_ACPI_5_1_RASF_PLATFORM_RAS_CAPABILITY_HARDWARE_BASED_PATROL_SCRUB_SUPPOTED_AND_EXPOSED_TO_SOFTWARE 0x02
810
811///
812/// ACPI RASF Parameter Block structure for PATROL_SCRUB
813///
814typedef struct {
815 UINT16 Type;
816 UINT16 Version;
817 UINT16 Length;
818 UINT16 PatrolScrubCommand;
819 UINT64 RequestedAddressRange[2];
820 UINT64 ActualAddressRange[2];
821 UINT16 Flags;
822 UINT8 RequestedSpeed;
823} EFI_ACPI_5_1_RASF_PATROL_SCRUB_PLATFORM_BLOCK_STRUCTURE;
824
825///
826/// ACPI RASF Patrol Scrub command
827///
828#define EFI_ACPI_5_1_RASF_PATROL_SCRUB_COMMAND_GET_PATROL_PARAMETERS 0x01
829#define EFI_ACPI_5_1_RASF_PATROL_SCRUB_COMMAND_START_PATROL_SCRUBBER 0x02
830#define EFI_ACPI_5_1_RASF_PATROL_SCRUB_COMMAND_STOP_PATROL_SCRUBBER 0x03
831
832///
833/// Memory Power State Table definition.
834///
835typedef struct {
836 EFI_ACPI_DESCRIPTION_HEADER Header;
837 UINT8 PlatformCommunicationChannelIdentifier;
838 UINT8 Reserved[3];
839 // Memory Power Node Structure
840 // Memory Power State Characteristics
841} EFI_ACPI_5_1_MEMORY_POWER_STATUS_TABLE;
842
843///
844/// MPST Version (as defined in ACPI 5.1 spec.)
845///
846#define EFI_ACPI_5_1_MEMORY_POWER_STATE_TABLE_REVISION 0x01
847
848///
849/// MPST Platform Communication Channel Shared Memory Region definition.
850///
851typedef struct {
852 UINT32 Signature;
853 UINT16 Command;
854 UINT16 Status;
855 UINT32 MemoryPowerCommandRegister;
856 UINT32 MemoryPowerStatusRegister;
857 UINT32 PowerStateId;
858 UINT32 MemoryPowerNodeId;
859 UINT64 MemoryEnergyConsumed;
860 UINT64 ExpectedAveragePowerComsuned;
861} EFI_ACPI_5_1_MPST_PLATFORM_COMMUNICATION_CHANNEL_SHARED_MEMORY_REGION;
862
863///
864/// ACPI MPST PCC command code
865///
866#define EFI_ACPI_5_1_MPST_PCC_COMMAND_CODE_EXECUTE_MPST_COMMAND 0x03
867
868///
869/// ACPI MPST Memory Power command
870///
871#define EFI_ACPI_5_1_MPST_MEMORY_POWER_COMMAND_GET_MEMORY_POWER_STATE 0x01
872#define EFI_ACPI_5_1_MPST_MEMORY_POWER_COMMAND_SET_MEMORY_POWER_STATE 0x02
873#define EFI_ACPI_5_1_MPST_MEMORY_POWER_COMMAND_GET_AVERAGE_POWER_CONSUMED 0x03
874#define EFI_ACPI_5_1_MPST_MEMORY_POWER_COMMAND_GET_MEMORY_ENERGY_CONSUMED 0x04
875
876///
877/// MPST Memory Power Node Table
878///
879typedef struct {
880 UINT8 PowerStateValue;
881 UINT8 PowerStateInformationIndex;
882} EFI_ACPI_5_1_MPST_MEMORY_POWER_STATE;
883
884typedef struct {
885 UINT8 Flag;
886 UINT8 Reserved;
887 UINT16 MemoryPowerNodeId;
888 UINT32 Length;
889 UINT64 AddressBase;
890 UINT64 AddressLength;
891 UINT32 NumberOfPowerStates;
892 UINT32 NumberOfPhysicalComponents;
893 // EFI_ACPI_5_1_MPST_MEMORY_POWER_STATE MemoryPowerState[NumberOfPowerStates];
894 // UINT16 PhysicalComponentIdentifier[NumberOfPhysicalComponents];
895} EFI_ACPI_5_1_MPST_MEMORY_POWER_STRUCTURE;
896
897#define EFI_ACPI_5_1_MPST_MEMORY_POWER_STRUCTURE_FLAG_ENABLE 0x01
898#define EFI_ACPI_5_1_MPST_MEMORY_POWER_STRUCTURE_FLAG_POWER_MANAGED 0x02
899#define EFI_ACPI_5_1_MPST_MEMORY_POWER_STRUCTURE_FLAG_HOT_PLUGGABLE 0x04
900
901typedef struct {
902 UINT16 MemoryPowerNodeCount;
903 UINT8 Reserved[2];
904} EFI_ACPI_5_1_MPST_MEMORY_POWER_NODE_TABLE;
905
906///
907/// MPST Memory Power State Characteristics Table
908///
909typedef struct {
910 UINT8 PowerStateStructureID;
911 UINT8 Flag;
912 UINT16 Reserved;
913 UINT32 AveragePowerConsumedInMPS0;
914 UINT32 RelativePowerSavingToMPS0;
915 UINT64 ExitLatencyToMPS0;
916} EFI_ACPI_5_1_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE;
917
918#define EFI_ACPI_5_1_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_MEMORY_CONTENT_PRESERVED 0x01
919#define EFI_ACPI_5_1_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_AUTONOMOUS_MEMORY_POWER_STATE_ENTRY 0x02
920#define EFI_ACPI_5_1_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_AUTONOMOUS_MEMORY_POWER_STATE_EXIT 0x04
921
922typedef struct {
923 UINT16 MemoryPowerStateCharacteristicsCount;
924 UINT8 Reserved[2];
925} EFI_ACPI_5_1_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_TABLE;
926
927///
928/// Memory Topology Table definition.
929///
930typedef struct {
931 EFI_ACPI_DESCRIPTION_HEADER Header;
932 UINT32 Reserved;
933} EFI_ACPI_5_1_MEMORY_TOPOLOGY_TABLE;
934
935///
936/// PMTT Version (as defined in ACPI 5.1 spec.)
937///
938#define EFI_ACPI_5_1_MEMORY_TOPOLOGY_TABLE_REVISION 0x01
939
940///
941/// Common Memory Aggregator Device Structure.
942///
943typedef struct {
944 UINT8 Type;
945 UINT8 Reserved;
946 UINT16 Length;
947 UINT16 Flags;
948 UINT16 Reserved1;
949} EFI_ACPI_5_1_PMMT_COMMON_MEMORY_AGGREGATOR_DEVICE_STRUCTURE;
950
951///
952/// Memory Aggregator Device Type
953///
954#define EFI_ACPI_5_1_PMMT_MEMORY_AGGREGATOR_DEVICE_TYPE_SOCKET 0x0
955#define EFI_ACPI_5_1_PMMT_MEMORY_AGGREGATOR_DEVICE_TYPE_MEMORY_CONTROLLER 0x1
956#define EFI_ACPI_5_1_PMMT_MEMORY_AGGREGATOR_DEVICE_TYPE_DIMM 0x2
957
958///
959/// Socket Memory Aggregator Device Structure.
960///
961typedef struct {
962 EFI_ACPI_5_1_PMMT_COMMON_MEMORY_AGGREGATOR_DEVICE_STRUCTURE Header;
963 UINT16 SocketIdentifier;
964 UINT16 Reserved;
965 // EFI_ACPI_5_1_PMMT_MEMORY_CONTROLLER_MEMORY_AGGREGATOR_DEVICE_STRUCTURE MemoryController[];
966} EFI_ACPI_5_1_PMMT_SOCKET_MEMORY_AGGREGATOR_DEVICE_STRUCTURE;
967
968///
969/// MemoryController Memory Aggregator Device Structure.
970///
971typedef struct {
972 EFI_ACPI_5_1_PMMT_COMMON_MEMORY_AGGREGATOR_DEVICE_STRUCTURE Header;
973 UINT32 ReadLatency;
974 UINT32 WriteLatency;
975 UINT32 ReadBandwidth;
976 UINT32 WriteBandwidth;
977 UINT16 OptimalAccessUnit;
978 UINT16 OptimalAccessAlignment;
979 UINT16 Reserved;
980 UINT16 NumberOfProximityDomains;
981 // UINT32 ProximityDomain[NumberOfProximityDomains];
982 // EFI_ACPI_5_1_PMMT_DIMM_MEMORY_AGGREGATOR_DEVICE_STRUCTURE PhysicalComponent[];
983} EFI_ACPI_5_1_PMMT_MEMORY_CONTROLLER_MEMORY_AGGREGATOR_DEVICE_STRUCTURE;
984
985///
986/// DIMM Memory Aggregator Device Structure.
987///
988typedef struct {
989 EFI_ACPI_5_1_PMMT_COMMON_MEMORY_AGGREGATOR_DEVICE_STRUCTURE Header;
990 UINT16 PhysicalComponentIdentifier;
991 UINT16 Reserved;
992 UINT32 SizeOfDimm;
993 UINT32 SmbiosHandle;
994} EFI_ACPI_5_1_PMMT_DIMM_MEMORY_AGGREGATOR_DEVICE_STRUCTURE;
995
996///
997/// Boot Graphics Resource Table definition.
998///
999typedef struct {
1000 EFI_ACPI_DESCRIPTION_HEADER Header;
1001 ///
1002 /// 2-bytes (16 bit) version ID. This value must be 1.
1003 ///
1004 UINT16 Version;
1005 ///
1006 /// 1-byte status field indicating current status about the table.
1007 /// Bits[7:1] = Reserved (must be zero)
1008 /// Bit [0] = Valid. A one indicates the boot image graphic is valid.
1009 ///
1010 UINT8 Status;
1011 ///
1012 /// 1-byte enumerated type field indicating format of the image.
1013 /// 0 = Bitmap
1014 /// 1 - 255 Reserved (for future use)
1015 ///
1016 UINT8 ImageType;
1017 ///
1018 /// 8-byte (64 bit) physical address pointing to the firmware's in-memory copy
1019 /// of the image bitmap.
1020 ///
1021 UINT64 ImageAddress;
1022 ///
1023 /// A 4-byte (32-bit) unsigned long describing the display X-offset of the boot image.
1024 /// (X, Y) display offset of the top left corner of the boot image.
1025 /// The top left corner of the display is at offset (0, 0).
1026 ///
1027 UINT32 ImageOffsetX;
1028 ///
1029 /// A 4-byte (32-bit) unsigned long describing the display Y-offset of the boot image.
1030 /// (X, Y) display offset of the top left corner of the boot image.
1031 /// The top left corner of the display is at offset (0, 0).
1032 ///
1033 UINT32 ImageOffsetY;
1034} EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE;
1035
1036///
1037/// BGRT Revision
1038///
1039#define EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE_REVISION 1
1040
1041///
1042/// BGRT Version
1043///
1044#define EFI_ACPI_5_1_BGRT_VERSION 0x01
1045
1046///
1047/// BGRT Status
1048///
1049#define EFI_ACPI_5_1_BGRT_STATUS_NOT_DISPLAYED 0x00
1050#define EFI_ACPI_5_1_BGRT_STATUS_DISPLAYED 0x01
1051
1052///
1053/// BGRT Image Type
1054///
1055#define EFI_ACPI_5_1_BGRT_IMAGE_TYPE_BMP 0x00
1056
1057///
1058/// FPDT Version (as defined in ACPI 5.1 spec.)
1059///
1060#define EFI_ACPI_5_1_FIRMWARE_PERFORMANCE_DATA_TABLE_REVISION 0x01
1061
1062///
1063/// FPDT Performance Record Types
1064///
1065#define EFI_ACPI_5_1_FPDT_RECORD_TYPE_FIRMWARE_BASIC_BOOT_POINTER 0x0000
1066#define EFI_ACPI_5_1_FPDT_RECORD_TYPE_S3_PERFORMANCE_TABLE_POINTER 0x0001
1067
1068///
1069/// FPDT Performance Record Revision
1070///
1071#define EFI_ACPI_5_1_FPDT_RECORD_REVISION_FIRMWARE_BASIC_BOOT_POINTER 0x01
1072#define EFI_ACPI_5_1_FPDT_RECORD_REVISION_S3_PERFORMANCE_TABLE_POINTER 0x01
1073
1074///
1075/// FPDT Runtime Performance Record Types
1076///
1077#define EFI_ACPI_5_1_FPDT_RUNTIME_RECORD_TYPE_S3_RESUME 0x0000
1078#define EFI_ACPI_5_1_FPDT_RUNTIME_RECORD_TYPE_S3_SUSPEND 0x0001
1079#define EFI_ACPI_5_1_FPDT_RUNTIME_RECORD_TYPE_FIRMWARE_BASIC_BOOT 0x0002
1080
1081///
1082/// FPDT Runtime Performance Record Revision
1083///
1084#define EFI_ACPI_5_1_FPDT_RUNTIME_RECORD_REVISION_S3_RESUME 0x01
1085#define EFI_ACPI_5_1_FPDT_RUNTIME_RECORD_REVISION_S3_SUSPEND 0x01
1086#define EFI_ACPI_5_1_FPDT_RUNTIME_RECORD_REVISION_FIRMWARE_BASIC_BOOT 0x02
1087
1088///
1089/// FPDT Performance Record header
1090///
1091typedef struct {
1092 UINT16 Type;
1093 UINT8 Length;
1094 UINT8 Revision;
1095} EFI_ACPI_5_1_FPDT_PERFORMANCE_RECORD_HEADER;
1096
1097///
1098/// FPDT Performance Table header
1099///
1100typedef struct {
1101 UINT32 Signature;
1102 UINT32 Length;
1103} EFI_ACPI_5_1_FPDT_PERFORMANCE_TABLE_HEADER;
1104
1105///
1106/// FPDT Firmware Basic Boot Performance Pointer Record Structure
1107///
1108typedef struct {
1109 EFI_ACPI_5_1_FPDT_PERFORMANCE_RECORD_HEADER Header;
1110 UINT32 Reserved;
1111 ///
1112 /// 64-bit processor-relative physical address of the Basic Boot Performance Table.
1113 ///
1114 UINT64 BootPerformanceTablePointer;
1115} EFI_ACPI_5_1_FPDT_BOOT_PERFORMANCE_TABLE_POINTER_RECORD;
1116
1117///
1118/// FPDT S3 Performance Table Pointer Record Structure
1119///
1120typedef struct {
1121 EFI_ACPI_5_1_FPDT_PERFORMANCE_RECORD_HEADER Header;
1122 UINT32 Reserved;
1123 ///
1124 /// 64-bit processor-relative physical address of the S3 Performance Table.
1125 ///
1126 UINT64 S3PerformanceTablePointer;
1127} EFI_ACPI_5_1_FPDT_S3_PERFORMANCE_TABLE_POINTER_RECORD;
1128
1129///
1130/// FPDT Firmware Basic Boot Performance Record Structure
1131///
1132typedef struct {
1133 EFI_ACPI_5_1_FPDT_PERFORMANCE_RECORD_HEADER Header;
1134 UINT32 Reserved;
1135 ///
1136 /// Timer value logged at the beginning of firmware image execution.
1137 /// This may not always be zero or near zero.
1138 ///
1139 UINT64 ResetEnd;
1140 ///
1141 /// Timer value logged just prior to loading the OS boot loader into memory.
1142 /// For non-UEFI compatible boots, this field must be zero.
1143 ///
1144 UINT64 OsLoaderLoadImageStart;
1145 ///
1146 /// Timer value logged just prior to launching the previously loaded OS boot loader image.
1147 /// For non-UEFI compatible boots, the timer value logged will be just prior
1148 /// to the INT 19h handler invocation.
1149 ///
1150 UINT64 OsLoaderStartImageStart;
1151 ///
1152 /// Timer value logged at the point when the OS loader calls the
1153 /// ExitBootServices function for UEFI compatible firmware.
1154 /// For non-UEFI compatible boots, this field must be zero.
1155 ///
1156 UINT64 ExitBootServicesEntry;
1157 ///
1158 /// Timer value logged at the point just prior to when the OS loader gaining
1159 /// control back from calls the ExitBootServices function for UEFI compatible firmware.
1160 /// For non-UEFI compatible boots, this field must be zero.
1161 ///
1162 UINT64 ExitBootServicesExit;
1163} EFI_ACPI_5_1_FPDT_FIRMWARE_BASIC_BOOT_RECORD;
1164
1165///
1166/// FPDT Firmware Basic Boot Performance Table signature
1167///
1168#define EFI_ACPI_5_1_FPDT_BOOT_PERFORMANCE_TABLE_SIGNATURE SIGNATURE_32('F', 'B', 'P', 'T')
1169
1170//
1171// FPDT Firmware Basic Boot Performance Table
1172//
1173typedef struct {
1174 EFI_ACPI_5_1_FPDT_PERFORMANCE_TABLE_HEADER Header;
1175 //
1176 // one or more Performance Records.
1177 //
1178} EFI_ACPI_5_1_FPDT_FIRMWARE_BASIC_BOOT_TABLE;
1179
1180///
1181/// FPDT "S3PT" S3 Performance Table
1182///
1183#define EFI_ACPI_5_1_FPDT_S3_PERFORMANCE_TABLE_SIGNATURE SIGNATURE_32('S', '3', 'P', 'T')
1184
1185//
1186// FPDT Firmware S3 Boot Performance Table
1187//
1188typedef struct {
1189 EFI_ACPI_5_1_FPDT_PERFORMANCE_TABLE_HEADER Header;
1190 //
1191 // one or more Performance Records.
1192 //
1193} EFI_ACPI_5_1_FPDT_FIRMWARE_S3_BOOT_TABLE;
1194
1195///
1196/// FPDT Basic S3 Resume Performance Record
1197///
1198typedef struct {
1199 EFI_ACPI_5_1_FPDT_PERFORMANCE_RECORD_HEADER Header;
1200 ///
1201 /// A count of the number of S3 resume cycles since the last full boot sequence.
1202 ///
1203 UINT32 ResumeCount;
1204 ///
1205 /// Timer recorded at the end of BIOS S3 resume, just prior to handoff to the
1206 /// OS waking vector. Only the most recent resume cycle's time is retained.
1207 ///
1208 UINT64 FullResume;
1209 ///
1210 /// Average timer value of all resume cycles logged since the last full boot
1211 /// sequence, including the most recent resume. Note that the entire log of
1212 /// timer values does not need to be retained in order to calculate this average.
1213 ///
1214 UINT64 AverageResume;
1215} EFI_ACPI_5_1_FPDT_S3_RESUME_RECORD;
1216
1217///
1218/// FPDT Basic S3 Suspend Performance Record
1219///
1220typedef struct {
1221 EFI_ACPI_5_1_FPDT_PERFORMANCE_RECORD_HEADER Header;
1222 ///
1223 /// Timer value recorded at the OS write to SLP_TYP upon entry to S3.
1224 /// Only the most recent suspend cycle's timer value is retained.
1225 ///
1226 UINT64 SuspendStart;
1227 ///
1228 /// Timer value recorded at the final firmware write to SLP_TYP (or other
1229 /// mechanism) used to trigger hardware entry to S3.
1230 /// Only the most recent suspend cycle's timer value is retained.
1231 ///
1232 UINT64 SuspendEnd;
1233} EFI_ACPI_5_1_FPDT_S3_SUSPEND_RECORD;
1234
1235///
1236/// Firmware Performance Record Table definition.
1237///
1238typedef struct {
1239 EFI_ACPI_DESCRIPTION_HEADER Header;
1240} EFI_ACPI_5_1_FIRMWARE_PERFORMANCE_RECORD_TABLE;
1241
1242///
1243/// Generic Timer Description Table definition.
1244///
1245typedef struct {
1246 EFI_ACPI_DESCRIPTION_HEADER Header;
1247 UINT64 CntControlBasePhysicalAddress;
1248 UINT32 Reserved;
1249 UINT32 SecurePL1TimerGSIV;
1250 UINT32 SecurePL1TimerFlags;
1251 UINT32 NonSecurePL1TimerGSIV;
1252 UINT32 NonSecurePL1TimerFlags;
1253 UINT32 VirtualTimerGSIV;
1254 UINT32 VirtualTimerFlags;
1255 UINT32 NonSecurePL2TimerGSIV;
1256 UINT32 NonSecurePL2TimerFlags;
1257 UINT64 CntReadBasePhysicalAddress;
1258 UINT32 PlatformTimerCount;
1259 UINT32 PlatformTimerOffset;
1260} EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE;
1261
1262///
1263/// GTDT Version (as defined in ACPI 5.1 spec.)
1264///
1265#define EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION 0x02
1266
1267///
1268/// Timer Flags. All other bits are reserved and must be 0.
1269///
1270#define EFI_ACPI_5_1_GTDT_TIMER_FLAG_TIMER_INTERRUPT_MODE BIT0
1271#define EFI_ACPI_5_1_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY BIT1
1272#define EFI_ACPI_5_1_GTDT_TIMER_FLAG_ALWAYS_ON_CAPABILITY BIT2
1273
1274///
1275/// Platform Timer Type
1276///
1277#define EFI_ACPI_5_1_GTDT_GT_BLOCK 0
1278#define EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG 1
1279
1280///
1281/// GT Block Structure
1282///
1283typedef struct {
1284 UINT8 Type;
1285 UINT16 Length;
1286 UINT8 Reserved;
1287 UINT64 CntCtlBase;
1288 UINT32 GTBlockTimerCount;
1289 UINT32 GTBlockTimerOffset;
1290} EFI_ACPI_5_1_GTDT_GT_BLOCK_STRUCTURE;
1291
1292///
1293/// GT Block Timer Structure
1294///
1295typedef struct {
1296 UINT8 GTFrameNumber;
1297 UINT8 Reserved[3];
1298 UINT64 CntBaseX;
1299 UINT64 CntEL0BaseX;
1300 UINT32 GTxPhysicalTimerGSIV;
1301 UINT32 GTxPhysicalTimerFlags;
1302 UINT32 GTxVirtualTimerGSIV;
1303 UINT32 GTxVirtualTimerFlags;
1304 UINT32 GTxCommonFlags;
1305} EFI_ACPI_5_1_GTDT_GT_BLOCK_TIMER_STRUCTURE;
1306
1307///
1308/// GT Block Physical Timers and Virtual Timers Flags. All other bits are reserved and must be 0.
1309///
1310#define EFI_ACPI_5_1_GTDT_GT_BLOCK_TIMER_FLAG_TIMER_INTERRUPT_MODE BIT0
1311#define EFI_ACPI_5_1_GTDT_GT_BLOCK_TIMER_FLAG_TIMER_INTERRUPT_POLARITY BIT1
1312
1313///
1314/// Common Flags Flags. All other bits are reserved and must be 0.
1315///
1316#define EFI_ACPI_5_1_GTDT_GT_BLOCK_COMMON_FLAG_SECURE_TIMER BIT0
1317#define EFI_ACPI_5_1_GTDT_GT_BLOCK_COMMON_FLAG_ALWAYS_ON_CAPABILITY BIT1
1318
1319///
1320/// SBSA Generic Watchdog Structure
1321///
1322typedef struct {
1323 UINT8 Type;
1324 UINT16 Length;
1325 UINT8 Reserved;
1326 UINT64 RefreshFramePhysicalAddress;
1327 UINT64 WatchdogControlFramePhysicalAddress;
1328 UINT32 WatchdogTimerGSIV;
1329 UINT32 WatchdogTimerFlags;
1330} EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_STRUCTURE;
1331
1332///
1333/// SBSA Generic Watchdog Timer Flags. All other bits are reserved and must be 0.
1334///
1335#define EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_TIMER_INTERRUPT_MODE BIT0
1336#define EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_TIMER_INTERRUPT_POLARITY BIT1
1337#define EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_SECURE_TIMER BIT2
1338
1339///
1340/// Boot Error Record Table (BERT)
1341///
1342typedef struct {
1343 EFI_ACPI_DESCRIPTION_HEADER Header;
1344 UINT32 BootErrorRegionLength;
1345 UINT64 BootErrorRegion;
1346} EFI_ACPI_5_1_BOOT_ERROR_RECORD_TABLE_HEADER;
1347
1348///
1349/// BERT Version (as defined in ACPI 5.1 spec.)
1350///
1351#define EFI_ACPI_5_1_BOOT_ERROR_RECORD_TABLE_REVISION 0x01
1352
1353///
1354/// Boot Error Region Block Status Definition
1355///
1356typedef struct {
1357 UINT32 UncorrectableErrorValid : 1;
1358 UINT32 CorrectableErrorValid : 1;
1359 UINT32 MultipleUncorrectableErrors : 1;
1360 UINT32 MultipleCorrectableErrors : 1;
1361 UINT32 ErrorDataEntryCount : 10;
1362 UINT32 Reserved : 18;
1363} EFI_ACPI_5_1_ERROR_BLOCK_STATUS;
1364
1365///
1366/// Boot Error Region Definition
1367///
1368typedef struct {
1369 EFI_ACPI_5_1_ERROR_BLOCK_STATUS BlockStatus;
1370 UINT32 RawDataOffset;
1371 UINT32 RawDataLength;
1372 UINT32 DataLength;
1373 UINT32 ErrorSeverity;
1374} EFI_ACPI_5_1_BOOT_ERROR_REGION_STRUCTURE;
1375
1376//
1377// Boot Error Severity types
1378//
1379#define EFI_ACPI_5_1_ERROR_SEVERITY_RECOVERABLE 0x00
1380#define EFI_ACPI_5_1_ERROR_SEVERITY_FATAL 0x01
1381#define EFI_ACPI_5_1_ERROR_SEVERITY_CORRECTED 0x02
1382#define EFI_ACPI_5_1_ERROR_SEVERITY_NONE 0x03
1383//
1384// The term 'Correctable' is no longer being used as an error severity of the
1385// reported error since ACPI Specification Version 5.1 Errata B.
1386// The below macro is considered as deprecated and should no longer be used.
1387//
1388#define EFI_ACPI_5_1_ERROR_SEVERITY_CORRECTABLE 0x00
1389
1390///
1391/// Generic Error Data Entry Definition
1392///
1393typedef struct {
1394 UINT8 SectionType[16];
1395 UINT32 ErrorSeverity;
1396 UINT16 Revision;
1397 UINT8 ValidationBits;
1398 UINT8 Flags;
1399 UINT32 ErrorDataLength;
1400 UINT8 FruId[16];
1401 UINT8 FruText[20];
1402} EFI_ACPI_5_1_GENERIC_ERROR_DATA_ENTRY_STRUCTURE;
1403
1404///
1405/// Generic Error Data Entry Version (as defined in ACPI 5.1 spec.)
1406///
1407#define EFI_ACPI_5_1_GENERIC_ERROR_DATA_ENTRY_REVISION 0x0201
1408
1409///
1410/// HEST - Hardware Error Source Table
1411///
1412typedef struct {
1413 EFI_ACPI_DESCRIPTION_HEADER Header;
1414 UINT32 ErrorSourceCount;
1415} EFI_ACPI_5_1_HARDWARE_ERROR_SOURCE_TABLE_HEADER;
1416
1417///
1418/// HEST Version (as defined in ACPI 5.1 spec.)
1419///
1420#define EFI_ACPI_5_1_HARDWARE_ERROR_SOURCE_TABLE_REVISION 0x01
1421
1422//
1423// Error Source structure types.
1424//
1425#define EFI_ACPI_5_1_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION 0x00
1426#define EFI_ACPI_5_1_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK 0x01
1427#define EFI_ACPI_5_1_IA32_ARCHITECTURE_NMI_ERROR 0x02
1428#define EFI_ACPI_5_1_PCI_EXPRESS_ROOT_PORT_AER 0x06
1429#define EFI_ACPI_5_1_PCI_EXPRESS_DEVICE_AER 0x07
1430#define EFI_ACPI_5_1_PCI_EXPRESS_BRIDGE_AER 0x08
1431#define EFI_ACPI_5_1_GENERIC_HARDWARE_ERROR 0x09
1432
1433//
1434// Error Source structure flags.
1435//
1436#define EFI_ACPI_5_1_ERROR_SOURCE_FLAG_FIRMWARE_FIRST (1 << 0)
1437#define EFI_ACPI_5_1_ERROR_SOURCE_FLAG_GLOBAL (1 << 1)
1438
1439///
1440/// IA-32 Architecture Machine Check Exception Structure Definition
1441///
1442typedef struct {
1443 UINT16 Type;
1444 UINT16 SourceId;
1445 UINT8 Reserved0[2];
1446 UINT8 Flags;
1447 UINT8 Enabled;
1448 UINT32 NumberOfRecordsToPreAllocate;
1449 UINT32 MaxSectionsPerRecord;
1450 UINT64 GlobalCapabilityInitData;
1451 UINT64 GlobalControlInitData;
1452 UINT8 NumberOfHardwareBanks;
1453 UINT8 Reserved1[7];
1454} EFI_ACPI_5_1_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION_STRUCTURE;
1455
1456///
1457/// IA-32 Architecture Machine Check Bank Structure Definition
1458///
1459typedef struct {
1460 UINT8 BankNumber;
1461 UINT8 ClearStatusOnInitialization;
1462 UINT8 StatusDataFormat;
1463 UINT8 Reserved0;
1464 UINT32 ControlRegisterMsrAddress;
1465 UINT64 ControlInitData;
1466 UINT32 StatusRegisterMsrAddress;
1467 UINT32 AddressRegisterMsrAddress;
1468 UINT32 MiscRegisterMsrAddress;
1469} EFI_ACPI_5_1_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_BANK_STRUCTURE;
1470
1471///
1472/// IA-32 Architecture Machine Check Bank Structure MCA data format
1473///
1474#define EFI_ACPI_5_1_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_IA32 0x00
1475#define EFI_ACPI_5_1_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_INTEL64 0x01
1476#define EFI_ACPI_5_1_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_AMD64 0x02
1477
1478//
1479// Hardware Error Notification types. All other values are reserved
1480//
1481#define EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_POLLED 0x00
1482#define EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_EXTERNAL_INTERRUPT 0x01
1483#define EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_LOCAL_INTERRUPT 0x02
1484#define EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_SCI 0x03
1485#define EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_NMI 0x04
1486
1487///
1488/// Hardware Error Notification Configuration Write Enable Structure Definition
1489///
1490typedef struct {
1491 UINT16 Type : 1;
1492 UINT16 PollInterval : 1;
1493 UINT16 SwitchToPollingThresholdValue : 1;
1494 UINT16 SwitchToPollingThresholdWindow : 1;
1495 UINT16 ErrorThresholdValue : 1;
1496 UINT16 ErrorThresholdWindow : 1;
1497 UINT16 Reserved : 10;
1498} EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE;
1499
1500///
1501/// Hardware Error Notification Structure Definition
1502///
1503typedef struct {
1504 UINT8 Type;
1505 UINT8 Length;
1506 EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE ConfigurationWriteEnable;
1507 UINT32 PollInterval;
1508 UINT32 Vector;
1509 UINT32 SwitchToPollingThresholdValue;
1510 UINT32 SwitchToPollingThresholdWindow;
1511 UINT32 ErrorThresholdValue;
1512 UINT32 ErrorThresholdWindow;
1513} EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_STRUCTURE;
1514
1515///
1516/// IA-32 Architecture Corrected Machine Check Structure Definition
1517///
1518typedef struct {
1519 UINT16 Type;
1520 UINT16 SourceId;
1521 UINT8 Reserved0[2];
1522 UINT8 Flags;
1523 UINT8 Enabled;
1524 UINT32 NumberOfRecordsToPreAllocate;
1525 UINT32 MaxSectionsPerRecord;
1526 EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_STRUCTURE NotificationStructure;
1527 UINT8 NumberOfHardwareBanks;
1528 UINT8 Reserved1[3];
1529} EFI_ACPI_5_1_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK_STRUCTURE;
1530
1531///
1532/// IA-32 Architecture NMI Error Structure Definition
1533///
1534typedef struct {
1535 UINT16 Type;
1536 UINT16 SourceId;
1537 UINT8 Reserved0[2];
1538 UINT32 NumberOfRecordsToPreAllocate;
1539 UINT32 MaxSectionsPerRecord;
1540 UINT32 MaxRawDataLength;
1541} EFI_ACPI_5_1_IA32_ARCHITECTURE_NMI_ERROR_STRUCTURE;
1542
1543///
1544/// PCI Express Root Port AER Structure Definition
1545///
1546typedef struct {
1547 UINT16 Type;
1548 UINT16 SourceId;
1549 UINT8 Reserved0[2];
1550 UINT8 Flags;
1551 UINT8 Enabled;
1552 UINT32 NumberOfRecordsToPreAllocate;
1553 UINT32 MaxSectionsPerRecord;
1554 UINT32 Bus;
1555 UINT16 Device;
1556 UINT16 Function;
1557 UINT16 DeviceControl;
1558 UINT8 Reserved1[2];
1559 UINT32 UncorrectableErrorMask;
1560 UINT32 UncorrectableErrorSeverity;
1561 UINT32 CorrectableErrorMask;
1562 UINT32 AdvancedErrorCapabilitiesAndControl;
1563 UINT32 RootErrorCommand;
1564} EFI_ACPI_5_1_PCI_EXPRESS_ROOT_PORT_AER_STRUCTURE;
1565
1566///
1567/// PCI Express Device AER Structure Definition
1568///
1569typedef struct {
1570 UINT16 Type;
1571 UINT16 SourceId;
1572 UINT8 Reserved0[2];
1573 UINT8 Flags;
1574 UINT8 Enabled;
1575 UINT32 NumberOfRecordsToPreAllocate;
1576 UINT32 MaxSectionsPerRecord;
1577 UINT32 Bus;
1578 UINT16 Device;
1579 UINT16 Function;
1580 UINT16 DeviceControl;
1581 UINT8 Reserved1[2];
1582 UINT32 UncorrectableErrorMask;
1583 UINT32 UncorrectableErrorSeverity;
1584 UINT32 CorrectableErrorMask;
1585 UINT32 AdvancedErrorCapabilitiesAndControl;
1586} EFI_ACPI_5_1_PCI_EXPRESS_DEVICE_AER_STRUCTURE;
1587
1588///
1589/// PCI Express Bridge AER Structure Definition
1590///
1591typedef struct {
1592 UINT16 Type;
1593 UINT16 SourceId;
1594 UINT8 Reserved0[2];
1595 UINT8 Flags;
1596 UINT8 Enabled;
1597 UINT32 NumberOfRecordsToPreAllocate;
1598 UINT32 MaxSectionsPerRecord;
1599 UINT32 Bus;
1600 UINT16 Device;
1601 UINT16 Function;
1602 UINT16 DeviceControl;
1603 UINT8 Reserved1[2];
1604 UINT32 UncorrectableErrorMask;
1605 UINT32 UncorrectableErrorSeverity;
1606 UINT32 CorrectableErrorMask;
1607 UINT32 AdvancedErrorCapabilitiesAndControl;
1608 UINT32 SecondaryUncorrectableErrorMask;
1609 UINT32 SecondaryUncorrectableErrorSeverity;
1610 UINT32 SecondaryAdvancedErrorCapabilitiesAndControl;
1611} EFI_ACPI_5_1_PCI_EXPRESS_BRIDGE_AER_STRUCTURE;
1612
1613///
1614/// Generic Hardware Error Source Structure Definition
1615///
1616typedef struct {
1617 UINT16 Type;
1618 UINT16 SourceId;
1619 UINT16 RelatedSourceId;
1620 UINT8 Flags;
1621 UINT8 Enabled;
1622 UINT32 NumberOfRecordsToPreAllocate;
1623 UINT32 MaxSectionsPerRecord;
1624 UINT32 MaxRawDataLength;
1625 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE ErrorStatusAddress;
1626 EFI_ACPI_5_1_HARDWARE_ERROR_NOTIFICATION_STRUCTURE NotificationStructure;
1627 UINT32 ErrorStatusBlockLength;
1628} EFI_ACPI_5_1_GENERIC_HARDWARE_ERROR_SOURCE_STRUCTURE;
1629
1630///
1631/// Generic Error Status Definition
1632///
1633typedef struct {
1634 EFI_ACPI_5_1_ERROR_BLOCK_STATUS BlockStatus;
1635 UINT32 RawDataOffset;
1636 UINT32 RawDataLength;
1637 UINT32 DataLength;
1638 UINT32 ErrorSeverity;
1639} EFI_ACPI_5_1_GENERIC_ERROR_STATUS_STRUCTURE;
1640
1641///
1642/// ERST - Error Record Serialization Table
1643///
1644typedef struct {
1645 EFI_ACPI_DESCRIPTION_HEADER Header;
1646 UINT32 SerializationHeaderSize;
1647 UINT8 Reserved0[4];
1648 UINT32 InstructionEntryCount;
1649} EFI_ACPI_5_1_ERROR_RECORD_SERIALIZATION_TABLE_HEADER;
1650
1651///
1652/// ERST Version (as defined in ACPI 5.1 spec.)
1653///
1654#define EFI_ACPI_5_1_ERROR_RECORD_SERIALIZATION_TABLE_REVISION 0x01
1655
1656///
1657/// ERST Serialization Actions
1658///
1659#define EFI_ACPI_5_1_ERST_BEGIN_WRITE_OPERATION 0x00
1660#define EFI_ACPI_5_1_ERST_BEGIN_READ_OPERATION 0x01
1661#define EFI_ACPI_5_1_ERST_BEGIN_CLEAR_OPERATION 0x02
1662#define EFI_ACPI_5_1_ERST_END_OPERATION 0x03
1663#define EFI_ACPI_5_1_ERST_SET_RECORD_OFFSET 0x04
1664#define EFI_ACPI_5_1_ERST_EXECUTE_OPERATION 0x05
1665#define EFI_ACPI_5_1_ERST_CHECK_BUSY_STATUS 0x06
1666#define EFI_ACPI_5_1_ERST_GET_COMMAND_STATUS 0x07
1667#define EFI_ACPI_5_1_ERST_GET_RECORD_IDENTIFIER 0x08
1668#define EFI_ACPI_5_1_ERST_SET_RECORD_IDENTIFIER 0x09
1669#define EFI_ACPI_5_1_ERST_GET_RECORD_COUNT 0x0A
1670#define EFI_ACPI_5_1_ERST_BEGIN_DUMMY_WRITE_OPERATION 0x0B
1671#define EFI_ACPI_5_1_ERST_GET_ERROR_LOG_ADDRESS_RANGE 0x0D
1672#define EFI_ACPI_5_1_ERST_GET_ERROR_LOG_ADDRESS_RANGE_LENGTH 0x0E
1673#define EFI_ACPI_5_1_ERST_GET_ERROR_LOG_ADDRESS_RANGE_ATTRIBUTES 0x0F
1674
1675///
1676/// ERST Action Command Status
1677///
1678#define EFI_ACPI_5_1_ERST_STATUS_SUCCESS 0x00
1679#define EFI_ACPI_5_1_ERST_STATUS_NOT_ENOUGH_SPACE 0x01
1680#define EFI_ACPI_5_1_ERST_STATUS_HARDWARE_NOT_AVAILABLE 0x02
1681#define EFI_ACPI_5_1_ERST_STATUS_FAILED 0x03
1682#define EFI_ACPI_5_1_ERST_STATUS_RECORD_STORE_EMPTY 0x04
1683#define EFI_ACPI_5_1_ERST_STATUS_RECORD_NOT_FOUND 0x05
1684
1685///
1686/// ERST Serialization Instructions
1687///
1688#define EFI_ACPI_5_1_ERST_READ_REGISTER 0x00
1689#define EFI_ACPI_5_1_ERST_READ_REGISTER_VALUE 0x01
1690#define EFI_ACPI_5_1_ERST_WRITE_REGISTER 0x02
1691#define EFI_ACPI_5_1_ERST_WRITE_REGISTER_VALUE 0x03
1692#define EFI_ACPI_5_1_ERST_NOOP 0x04
1693#define EFI_ACPI_5_1_ERST_LOAD_VAR1 0x05
1694#define EFI_ACPI_5_1_ERST_LOAD_VAR2 0x06
1695#define EFI_ACPI_5_1_ERST_STORE_VAR1 0x07
1696#define EFI_ACPI_5_1_ERST_ADD 0x08
1697#define EFI_ACPI_5_1_ERST_SUBTRACT 0x09
1698#define EFI_ACPI_5_1_ERST_ADD_VALUE 0x0A
1699#define EFI_ACPI_5_1_ERST_SUBTRACT_VALUE 0x0B
1700#define EFI_ACPI_5_1_ERST_STALL 0x0C
1701#define EFI_ACPI_5_1_ERST_STALL_WHILE_TRUE 0x0D
1702#define EFI_ACPI_5_1_ERST_SKIP_NEXT_INSTRUCTION_IF_TRUE 0x0E
1703#define EFI_ACPI_5_1_ERST_GOTO 0x0F
1704#define EFI_ACPI_5_1_ERST_SET_SRC_ADDRESS_BASE 0x10
1705#define EFI_ACPI_5_1_ERST_SET_DST_ADDRESS_BASE 0x11
1706#define EFI_ACPI_5_1_ERST_MOVE_DATA 0x12
1707
1708///
1709/// ERST Instruction Flags
1710///
1711#define EFI_ACPI_5_1_ERST_PRESERVE_REGISTER 0x01
1712
1713///
1714/// ERST Serialization Instruction Entry
1715///
1716typedef struct {
1717 UINT8 SerializationAction;
1718 UINT8 Instruction;
1719 UINT8 Flags;
1720 UINT8 Reserved0;
1721 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE RegisterRegion;
1722 UINT64 Value;
1723 UINT64 Mask;
1724} EFI_ACPI_5_1_ERST_SERIALIZATION_INSTRUCTION_ENTRY;
1725
1726///
1727/// EINJ - Error Injection Table
1728///
1729typedef struct {
1730 EFI_ACPI_DESCRIPTION_HEADER Header;
1731 UINT32 InjectionHeaderSize;
1732 UINT8 InjectionFlags;
1733 UINT8 Reserved0[3];
1734 UINT32 InjectionEntryCount;
1735} EFI_ACPI_5_1_ERROR_INJECTION_TABLE_HEADER;
1736
1737///
1738/// EINJ Version (as defined in ACPI 5.1 spec.)
1739///
1740#define EFI_ACPI_5_1_ERROR_INJECTION_TABLE_REVISION 0x01
1741
1742///
1743/// EINJ Error Injection Actions
1744///
1745#define EFI_ACPI_5_1_EINJ_BEGIN_INJECTION_OPERATION 0x00
1746#define EFI_ACPI_5_1_EINJ_GET_TRIGGER_ERROR_ACTION_TABLE 0x01
1747#define EFI_ACPI_5_1_EINJ_SET_ERROR_TYPE 0x02
1748#define EFI_ACPI_5_1_EINJ_GET_ERROR_TYPE 0x03
1749#define EFI_ACPI_5_1_EINJ_END_OPERATION 0x04
1750#define EFI_ACPI_5_1_EINJ_EXECUTE_OPERATION 0x05
1751#define EFI_ACPI_5_1_EINJ_CHECK_BUSY_STATUS 0x06
1752#define EFI_ACPI_5_1_EINJ_GET_COMMAND_STATUS 0x07
1753#define EFI_ACPI_5_1_EINJ_TRIGGER_ERROR 0xFF
1754
1755///
1756/// EINJ Action Command Status
1757///
1758#define EFI_ACPI_5_1_EINJ_STATUS_SUCCESS 0x00
1759#define EFI_ACPI_5_1_EINJ_STATUS_UNKNOWN_FAILURE 0x01
1760#define EFI_ACPI_5_1_EINJ_STATUS_INVALID_ACCESS 0x02
1761
1762///
1763/// EINJ Error Type Definition
1764///
1765#define EFI_ACPI_5_1_EINJ_ERROR_PROCESSOR_CORRECTABLE (1 << 0)
1766#define EFI_ACPI_5_1_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_NONFATAL (1 << 1)
1767#define EFI_ACPI_5_1_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_FATAL (1 << 2)
1768#define EFI_ACPI_5_1_EINJ_ERROR_MEMORY_CORRECTABLE (1 << 3)
1769#define EFI_ACPI_5_1_EINJ_ERROR_MEMORY_UNCORRECTABLE_NONFATAL (1 << 4)
1770#define EFI_ACPI_5_1_EINJ_ERROR_MEMORY_UNCORRECTABLE_FATAL (1 << 5)
1771#define EFI_ACPI_5_1_EINJ_ERROR_PCI_EXPRESS_CORRECTABLE (1 << 6)
1772#define EFI_ACPI_5_1_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_NONFATAL (1 << 7)
1773#define EFI_ACPI_5_1_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_FATAL (1 << 8)
1774#define EFI_ACPI_5_1_EINJ_ERROR_PLATFORM_CORRECTABLE (1 << 9)
1775#define EFI_ACPI_5_1_EINJ_ERROR_PLATFORM_UNCORRECTABLE_NONFATAL (1 << 10)
1776#define EFI_ACPI_5_1_EINJ_ERROR_PLATFORM_UNCORRECTABLE_FATAL (1 << 11)
1777
1778///
1779/// EINJ Injection Instructions
1780///
1781#define EFI_ACPI_5_1_EINJ_READ_REGISTER 0x00
1782#define EFI_ACPI_5_1_EINJ_READ_REGISTER_VALUE 0x01
1783#define EFI_ACPI_5_1_EINJ_WRITE_REGISTER 0x02
1784#define EFI_ACPI_5_1_EINJ_WRITE_REGISTER_VALUE 0x03
1785#define EFI_ACPI_5_1_EINJ_NOOP 0x04
1786
1787///
1788/// EINJ Instruction Flags
1789///
1790#define EFI_ACPI_5_1_EINJ_PRESERVE_REGISTER 0x01
1791
1792///
1793/// EINJ Injection Instruction Entry
1794///
1795typedef struct {
1796 UINT8 InjectionAction;
1797 UINT8 Instruction;
1798 UINT8 Flags;
1799 UINT8 Reserved0;
1800 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE RegisterRegion;
1801 UINT64 Value;
1802 UINT64 Mask;
1803} EFI_ACPI_5_1_EINJ_INJECTION_INSTRUCTION_ENTRY;
1804
1805///
1806/// EINJ Trigger Action Table
1807///
1808typedef struct {
1809 UINT32 HeaderSize;
1810 UINT32 Revision;
1811 UINT32 TableSize;
1812 UINT32 EntryCount;
1813} EFI_ACPI_5_1_EINJ_TRIGGER_ACTION_TABLE;
1814
1815///
1816/// Platform Communications Channel Table (PCCT)
1817///
1818typedef struct {
1819 EFI_ACPI_DESCRIPTION_HEADER Header;
1820 UINT32 Flags;
1821 UINT64 Reserved;
1822} EFI_ACPI_5_1_PLATFORM_COMMUNICATION_CHANNEL_TABLE_HEADER;
1823
1824///
1825/// PCCT Version (as defined in ACPI 5.1 spec.)
1826///
1827#define EFI_ACPI_5_1_PLATFORM_COMMUNICATION_CHANNEL_TABLE_REVISION 0x01
1828
1829///
1830/// PCCT Global Flags
1831///
1832#define EFI_ACPI_5_1_PCCT_FLAGS_SCI_DOORBELL BIT0
1833
1834//
1835// PCCT Subspace type
1836//
1837#define EFI_ACPI_5_1_PCCT_SUBSPACE_TYPE_GENERIC 0x00
1838
1839///
1840/// PCC Subspace Structure Header
1841///
1842typedef struct {
1843 UINT8 Type;
1844 UINT8 Length;
1845} EFI_ACPI_5_1_PCCT_SUBSPACE_HEADER;
1846
1847///
1848/// Generic Communications Subspace Structure
1849///
1850typedef struct {
1851 UINT8 Type;
1852 UINT8 Length;
1853 UINT8 Reserved[6];
1854 UINT64 BaseAddress;
1855 UINT64 AddressLength;
1856 EFI_ACPI_5_1_GENERIC_ADDRESS_STRUCTURE DoorbellRegister;
1857 UINT64 DoorbellPreserve;
1858 UINT64 DoorbellWrite;
1859 UINT32 NominalLatency;
1860 UINT32 MaximumPeriodicAccessRate;
1861 UINT16 MinimumRequestTurnaroundTime;
1862} EFI_ACPI_5_1_PCCT_SUBSPACE_GENERIC;
1863
1864///
1865/// Generic Communications Channel Shared Memory Region
1866///
1867
1868typedef struct {
1869 UINT8 Command;
1870 UINT8 Reserved : 7;
1871 UINT8 GenerateSci : 1;
1872} EFI_ACPI_5_1_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND;
1873
1874typedef struct {
1875 UINT8 CommandComplete : 1;
1876 UINT8 SciDoorbell : 1;
1877 UINT8 Error : 1;
1878 UINT8 PlatformNotification : 1;
1879 UINT8 Reserved : 4;
1880 UINT8 Reserved1;
1881} EFI_ACPI_5_1_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS;
1882
1883typedef struct {
1884 UINT32 Signature;
1885 EFI_ACPI_5_1_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND Command;
1886 EFI_ACPI_5_1_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS Status;
1887} EFI_ACPI_5_1_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER;
1888
1889//
1890// Known table signatures
1891//
1892
1893///
1894/// "RSD PTR " Root System Description Pointer
1895///
1896#define EFI_ACPI_5_1_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE SIGNATURE_64('R', 'S', 'D', ' ', 'P', 'T', 'R', ' ')
1897
1898///
1899/// "APIC" Multiple APIC Description Table
1900///
1901#define EFI_ACPI_5_1_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('A', 'P', 'I', 'C')
1902
1903///
1904/// "BERT" Boot Error Record Table
1905///
1906#define EFI_ACPI_5_1_BOOT_ERROR_RECORD_TABLE_SIGNATURE SIGNATURE_32('B', 'E', 'R', 'T')
1907
1908///
1909/// "BGRT" Boot Graphics Resource Table
1910///
1911#define EFI_ACPI_5_1_BOOT_GRAPHICS_RESOURCE_TABLE_SIGNATURE SIGNATURE_32('B', 'G', 'R', 'T')
1912
1913///
1914/// "CPEP" Corrected Platform Error Polling Table
1915///
1916#define EFI_ACPI_5_1_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_SIGNATURE SIGNATURE_32('C', 'P', 'E', 'P')
1917
1918///
1919/// "DSDT" Differentiated System Description Table
1920///
1921#define EFI_ACPI_5_1_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('D', 'S', 'D', 'T')
1922
1923///
1924/// "ECDT" Embedded Controller Boot Resources Table
1925///
1926#define EFI_ACPI_5_1_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_SIGNATURE SIGNATURE_32('E', 'C', 'D', 'T')
1927
1928///
1929/// "EINJ" Error Injection Table
1930///
1931#define EFI_ACPI_5_1_ERROR_INJECTION_TABLE_SIGNATURE SIGNATURE_32('E', 'I', 'N', 'J')
1932
1933///
1934/// "ERST" Error Record Serialization Table
1935///
1936#define EFI_ACPI_5_1_ERROR_RECORD_SERIALIZATION_TABLE_SIGNATURE SIGNATURE_32('E', 'R', 'S', 'T')
1937
1938///
1939/// "FACP" Fixed ACPI Description Table
1940///
1941#define EFI_ACPI_5_1_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('F', 'A', 'C', 'P')
1942
1943///
1944/// "FACS" Firmware ACPI Control Structure
1945///
1946#define EFI_ACPI_5_1_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE SIGNATURE_32('F', 'A', 'C', 'S')
1947
1948///
1949/// "FPDT" Firmware Performance Data Table
1950///
1951#define EFI_ACPI_5_1_FIRMWARE_PERFORMANCE_DATA_TABLE_SIGNATURE SIGNATURE_32('F', 'P', 'D', 'T')
1952
1953///
1954/// "GTDT" Generic Timer Description Table
1955///
1956#define EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('G', 'T', 'D', 'T')
1957
1958///
1959/// "HEST" Hardware Error Source Table
1960///
1961#define EFI_ACPI_5_1_HARDWARE_ERROR_SOURCE_TABLE_SIGNATURE SIGNATURE_32('H', 'E', 'S', 'T')
1962
1963///
1964/// "MPST" Memory Power State Table
1965///
1966#define EFI_ACPI_5_1_MEMORY_POWER_STATE_TABLE_SIGNATURE SIGNATURE_32('M', 'P', 'S', 'T')
1967
1968///
1969/// "MSCT" Maximum System Characteristics Table
1970///
1971#define EFI_ACPI_5_1_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_SIGNATURE SIGNATURE_32('M', 'S', 'C', 'T')
1972
1973///
1974/// "PMTT" Platform Memory Topology Table
1975///
1976#define EFI_ACPI_5_1_PLATFORM_MEMORY_TOPOLOGY_TABLE_SIGNATURE SIGNATURE_32('P', 'M', 'T', 'T')
1977
1978///
1979/// "PSDT" Persistent System Description Table
1980///
1981#define EFI_ACPI_5_1_PERSISTENT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('P', 'S', 'D', 'T')
1982
1983///
1984/// "RASF" ACPI RAS Feature Table
1985///
1986#define EFI_ACPI_5_1_ACPI_RAS_FEATURE_TABLE_SIGNATURE SIGNATURE_32('R', 'A', 'S', 'F')
1987
1988///
1989/// "RSDT" Root System Description Table
1990///
1991#define EFI_ACPI_5_1_ROOT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('R', 'S', 'D', 'T')
1992
1993///
1994/// "SBST" Smart Battery Specification Table
1995///
1996#define EFI_ACPI_5_1_SMART_BATTERY_SPECIFICATION_TABLE_SIGNATURE SIGNATURE_32('S', 'B', 'S', 'T')
1997
1998///
1999/// "SLIT" System Locality Information Table
2000///
2001#define EFI_ACPI_5_1_SYSTEM_LOCALITY_INFORMATION_TABLE_SIGNATURE SIGNATURE_32('S', 'L', 'I', 'T')
2002
2003///
2004/// "SRAT" System Resource Affinity Table
2005///
2006#define EFI_ACPI_5_1_SYSTEM_RESOURCE_AFFINITY_TABLE_SIGNATURE SIGNATURE_32('S', 'R', 'A', 'T')
2007
2008///
2009/// "SSDT" Secondary System Description Table
2010///
2011#define EFI_ACPI_5_1_SECONDARY_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('S', 'S', 'D', 'T')
2012
2013///
2014/// "XSDT" Extended System Description Table
2015///
2016#define EFI_ACPI_5_1_EXTENDED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('X', 'S', 'D', 'T')
2017
2018///
2019/// "BOOT" MS Simple Boot Spec
2020///
2021#define EFI_ACPI_5_1_SIMPLE_BOOT_FLAG_TABLE_SIGNATURE SIGNATURE_32('B', 'O', 'O', 'T')
2022
2023///
2024/// "CSRT" MS Core System Resource Table
2025///
2026#define EFI_ACPI_5_1_CORE_SYSTEM_RESOURCE_TABLE_SIGNATURE SIGNATURE_32('C', 'S', 'R', 'T')
2027
2028///
2029/// "DBG2" MS Debug Port 2 Spec
2030///
2031#define EFI_ACPI_5_1_DEBUG_PORT_2_TABLE_SIGNATURE SIGNATURE_32('D', 'B', 'G', '2')
2032
2033///
2034/// "DBGP" MS Debug Port Spec
2035///
2036#define EFI_ACPI_5_1_DEBUG_PORT_TABLE_SIGNATURE SIGNATURE_32('D', 'B', 'G', 'P')
2037
2038///
2039/// "DMAR" DMA Remapping Table
2040///
2041#define EFI_ACPI_5_1_DMA_REMAPPING_TABLE_SIGNATURE SIGNATURE_32('D', 'M', 'A', 'R')
2042
2043///
2044/// "DRTM" Dynamic Root of Trust for Measurement Table
2045///
2046#define EFI_ACPI_5_1_DYNAMIC_ROOT_OF_TRUST_FOR_MEASUREMENT_TABLE_SIGNATURE SIGNATURE_32('D', 'R', 'T', 'M')
2047
2048///
2049/// "ETDT" Event Timer Description Table
2050///
2051#define EFI_ACPI_5_1_EVENT_TIMER_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('E', 'T', 'D', 'T')
2052
2053///
2054/// "HPET" IA-PC High Precision Event Timer Table
2055///
2056#define EFI_ACPI_5_1_HIGH_PRECISION_EVENT_TIMER_TABLE_SIGNATURE SIGNATURE_32('H', 'P', 'E', 'T')
2057
2058///
2059/// "iBFT" iSCSI Boot Firmware Table
2060///
2061#define EFI_ACPI_5_1_ISCSI_BOOT_FIRMWARE_TABLE_SIGNATURE SIGNATURE_32('i', 'B', 'F', 'T')
2062
2063///
2064/// "IVRS" I/O Virtualization Reporting Structure
2065///
2066#define EFI_ACPI_5_1_IO_VIRTUALIZATION_REPORTING_STRUCTURE_SIGNATURE SIGNATURE_32('I', 'V', 'R', 'S')
2067
2068///
2069/// "LPIT" Low Power Idle Table
2070///
2071#define EFI_ACPI_5_1_IO_LOW_POWER_IDLE_TABLE_STRUCTURE_SIGNATURE SIGNATURE_32('L', 'P', 'I', 'T')
2072
2073///
2074/// "MCFG" PCI Express Memory Mapped Configuration Space Base Address Description Table
2075///
2076#define EFI_ACPI_5_1_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE SIGNATURE_32('M', 'C', 'F', 'G')
2077
2078///
2079/// "MCHI" Management Controller Host Interface Table
2080///
2081#define EFI_ACPI_5_1_MANAGEMENT_CONTROLLER_HOST_INTERFACE_TABLE_SIGNATURE SIGNATURE_32('M', 'C', 'H', 'I')
2082
2083///
2084/// "MSDM" MS Data Management Table
2085///
2086#define EFI_ACPI_5_1_DATA_MANAGEMENT_TABLE_SIGNATURE SIGNATURE_32('M', 'S', 'D', 'M')
2087
2088///
2089/// "PCCT" Platform Communications Channel Table
2090///
2091#define EFI_ACPI_5_1_PLATFORM_COMMUNICATIONS_CHANNEL_TABLE_SIGNATURE SIGNATURE_32('P', 'C', 'C', 'T')
2092
2093///
2094/// "SLIC" MS Software Licensing Table Specification
2095///
2096#define EFI_ACPI_5_1_SOFTWARE_LICENSING_TABLE_SIGNATURE SIGNATURE_32('S', 'L', 'I', 'C')
2097
2098///
2099/// "SPCR" Serial Port Console Redirection Table
2100///
2101#define EFI_ACPI_5_1_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE SIGNATURE_32('S', 'P', 'C', 'R')
2102
2103///
2104/// "SPMI" Server Platform Management Interface Table
2105///
2106#define EFI_ACPI_5_1_SERVER_PLATFORM_MANAGEMENT_INTERFACE_TABLE_SIGNATURE SIGNATURE_32('S', 'P', 'M', 'I')
2107
2108///
2109/// "TCPA" Trusted Computing Platform Alliance Capabilities Table
2110///
2111#define EFI_ACPI_5_1_TRUSTED_COMPUTING_PLATFORM_ALLIANCE_CAPABILITIES_TABLE_SIGNATURE SIGNATURE_32('T', 'C', 'P', 'A')
2112
2113///
2114/// "TPM2" Trusted Computing Platform 1 Table
2115///
2116#define EFI_ACPI_5_1_TRUSTED_COMPUTING_PLATFORM_2_TABLE_SIGNATURE SIGNATURE_32('T', 'P', 'M', '2')
2117
2118///
2119/// "UEFI" UEFI ACPI Data Table
2120///
2121#define EFI_ACPI_5_1_UEFI_ACPI_DATA_TABLE_SIGNATURE SIGNATURE_32('U', 'E', 'F', 'I')
2122
2123///
2124/// "WAET" Windows ACPI Emulated Devices Table
2125///
2126#define EFI_ACPI_5_1_WINDOWS_ACPI_EMULATED_DEVICES_TABLE_SIGNATURE SIGNATURE_32('W', 'A', 'E', 'T')
2127
2128///
2129/// "WDAT" Watchdog Action Table
2130///
2131#define EFI_ACPI_5_1_WATCHDOG_ACTION_TABLE_SIGNATURE SIGNATURE_32('W', 'D', 'A', 'T')
2132
2133///
2134/// "WDRT" Watchdog Resource Table
2135///
2136#define EFI_ACPI_5_1_WATCHDOG_RESOURCE_TABLE_SIGNATURE SIGNATURE_32('W', 'D', 'R', 'T')
2137
2138///
2139/// "WPBT" MS Platform Binary Table
2140///
2141#define EFI_ACPI_5_1_PLATFORM_BINARY_TABLE_SIGNATURE SIGNATURE_32('W', 'P', 'B', 'T')
2142
2143#pragma pack()
2144
2145#endif
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