MdePkg/Include/IndustryStandard/Acpi64.h

   1 /** @file
   2   ACPI 6.4 definitions from the ACPI Specification Revision 6.4 Jan, 2021.
   3
   4   Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
   5   Copyright (c) 2019 - 2021, ARM Ltd. All rights reserved.<BR>
   6
   7   SPDX-License-Identifier: BSD-2-Clause-Patent
   8 **/
   9
  10 #ifndef ACPI_6_4_H_
  11 #define ACPI_6_4_H_
  12
  13 #include <IndustryStandard/Acpi63.h>
  14
  15 //
  16 // Ensure proper structure formats
  17 //
  18 #pragma pack(1)
  19
  20 ///
  21 /// ACPI 6.4 Generic Address Space definition
  22 ///
  23 typedef struct {
  24   UINT8   AddressSpaceId;
  25   UINT8   RegisterBitWidth;
  26   UINT8   RegisterBitOffset;
  27   UINT8   AccessSize;
  28   UINT64  Address;
  29 } EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE;
  30
  31 //
  32 // Generic Address Space Address IDs
  33 //
  34 #define EFI_ACPI_6_4_SYSTEM_MEMORY                   0x00
  35 #define EFI_ACPI_6_4_SYSTEM_IO                       0x01
  36 #define EFI_ACPI_6_4_PCI_CONFIGURATION_SPACE         0x02
  37 #define EFI_ACPI_6_4_EMBEDDED_CONTROLLER             0x03
  38 #define EFI_ACPI_6_4_SMBUS                           0x04
  39 #define EFI_ACPI_6_4_SYSTEM_CMOS                     0x05
  40 #define EFI_ACPI_6_4_PCI_BAR_TARGET                  0x06
  41 #define EFI_ACPI_6_4_IPMI                            0x07
  42 #define EFI_ACPI_6_4_GENERAL_PURPOSE_IO              0x08
  43 #define EFI_ACPI_6_4_GENERIC_SERIAL_BUS              0x09
  44 #define EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL  0x0A
  45 #define EFI_ACPI_6_4_FUNCTIONAL_FIXED_HARDWARE       0x7F
  46
  47 //
  48 // Generic Address Space Access Sizes
  49 //
  50 #define EFI_ACPI_6_4_UNDEFINED  0
  51 #define EFI_ACPI_6_4_BYTE       1
  52 #define EFI_ACPI_6_4_WORD       2
  53 #define EFI_ACPI_6_4_DWORD      3
  54 #define EFI_ACPI_6_4_QWORD      4
  55
  56 //
  57 // ACPI 6.4 table structures
  58 //
  59
  60 ///
  61 /// Root System Description Pointer Structure
  62 ///
  63 typedef struct {
  64   UINT64  Signature;
  65   UINT8   Checksum;
  66   UINT8   OemId[6];
  67   UINT8   Revision;
  68   UINT32  RsdtAddress;
  69   UINT32  Length;
  70   UINT64  XsdtAddress;
  71   UINT8   ExtendedChecksum;
  72   UINT8   Reserved[3];
  73 } EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_POINTER;
  74
  75 ///
  76 /// RSD_PTR Revision (as defined in ACPI 6.4 spec.)
  77 ///
  78 #define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_POINTER_REVISION 0x02  ///< ACPISpec (Revision 6.4) says current value is 2
  79
  80 ///
  81 /// Common table header, this prefaces all ACPI tables, including FACS, but
  82 /// excluding the RSD PTR structure
  83 ///
  84 typedef struct {
  85   UINT32  Signature;
  86   UINT32  Length;
  87 } EFI_ACPI_6_4_COMMON_HEADER;
  88
  89 //
  90 // Root System Description Table
  91 // No definition needed as it is a common description table header, the same with
  92 // EFI_ACPI_DESCRIPTION_HEADER, followed by a variable number of UINT32 table pointers.
  93 //
  94
  95 ///
  96 /// RSDT Revision (as defined in ACPI 6.4 spec.)
  97 ///
  98 #define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_TABLE_REVISION 0x01
  99
 100 //
 101 // Extended System Description Table
 102 // No definition needed as it is a common description table header, the same with
 103 // EFI_ACPI_DESCRIPTION_HEADER, followed by a variable number of UINT64 table pointers.
 104 //
 105
 106 ///
 107 /// XSDT Revision (as defined in ACPI 6.4 spec.)
 108 ///
 109 #define EFI_ACPI_6_4_EXTENDED_SYSTEM_DESCRIPTION_TABLE_REVISION 0x01
 110
 111 ///
 112 /// Fixed ACPI Description Table Structure (FADT)
 113 ///
 114 typedef struct {
 115   EFI_ACPI_DESCRIPTION_HEADER             Header;
 116   UINT32                                  FirmwareCtrl;
 117   UINT32                                  Dsdt;
 118   UINT8                                   Reserved0;
 119   UINT8                                   PreferredPmProfile;
 120   UINT16                                  SciInt;
 121   UINT32                                  SmiCmd;
 122   UINT8                                   AcpiEnable;
 123   UINT8                                   AcpiDisable;
 124   UINT8                                   S4BiosReq;
 125   UINT8                                   PstateCnt;
 126   UINT32                                  Pm1aEvtBlk;
 127   UINT32                                  Pm1bEvtBlk;
 128   UINT32                                  Pm1aCntBlk;
 129   UINT32                                  Pm1bCntBlk;
 130   UINT32                                  Pm2CntBlk;
 131   UINT32                                  PmTmrBlk;
 132   UINT32                                  Gpe0Blk;
 133   UINT32                                  Gpe1Blk;
 134   UINT8                                   Pm1EvtLen;
 135   UINT8                                   Pm1CntLen;
 136   UINT8                                   Pm2CntLen;
 137   UINT8                                   PmTmrLen;
 138   UINT8                                   Gpe0BlkLen;
 139   UINT8                                   Gpe1BlkLen;
 140   UINT8                                   Gpe1Base;
 141   UINT8                                   CstCnt;
 142   UINT16                                  PLvl2Lat;
 143   UINT16                                  PLvl3Lat;
 144   UINT16                                  FlushSize;
 145   UINT16                                  FlushStride;
 146   UINT8                                   DutyOffset;
 147   UINT8                                   DutyWidth;
 148   UINT8                                   DayAlrm;
 149   UINT8                                   MonAlrm;
 150   UINT8                                   Century;
 151   UINT16                                  IaPcBootArch;
 152   UINT8                                   Reserved1;
 153   UINT32                                  Flags;
 154   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  ResetReg;
 155   UINT8                                   ResetValue;
 156   UINT16                                  ArmBootArch;
 157   UINT8                                   MinorVersion;
 158   UINT64                                  XFirmwareCtrl;
 159   UINT64                                  XDsdt;
 160   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  XPm1aEvtBlk;
 161   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  XPm1bEvtBlk;
 162   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  XPm1aCntBlk;
 163   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  XPm1bCntBlk;
 164   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  XPm2CntBlk;
 165   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  XPmTmrBlk;
 166   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  XGpe0Blk;
 167   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  XGpe1Blk;
 168   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  SleepControlReg;
 169   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  SleepStatusReg;
 170   UINT64                                  HypervisorVendorIdentity;
 171 } EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE;
 172
 173 ///
 174 /// FADT Version (as defined in ACPI 6.4 spec.)
 175 ///
 176 #define EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE_REVISION  0x06
 177 #define EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE_MINOR_REVISION  0x04
 178
 179 //
 180 // Fixed ACPI Description Table Preferred Power Management Profile
 181 //
 182 #define EFI_ACPI_6_4_PM_PROFILE_UNSPECIFIED         0
 183 #define EFI_ACPI_6_4_PM_PROFILE_DESKTOP             1
 184 #define EFI_ACPI_6_4_PM_PROFILE_MOBILE              2
 185 #define EFI_ACPI_6_4_PM_PROFILE_WORKSTATION         3
 186 #define EFI_ACPI_6_4_PM_PROFILE_ENTERPRISE_SERVER   4
 187 #define EFI_ACPI_6_4_PM_PROFILE_SOHO_SERVER         5
 188 #define EFI_ACPI_6_4_PM_PROFILE_APPLIANCE_PC        6
 189 #define EFI_ACPI_6_4_PM_PROFILE_PERFORMANCE_SERVER  7
 190 #define EFI_ACPI_6_4_PM_PROFILE_TABLET              8
 191
 192 //
 193 // Fixed ACPI Description Table Boot Architecture Flags
 194 // All other bits are reserved and must be set to 0.
 195 //
 196 #define EFI_ACPI_6_4_LEGACY_DEVICES              BIT0
 197 #define EFI_ACPI_6_4_8042                        BIT1
 198 #define EFI_ACPI_6_4_VGA_NOT_PRESENT             BIT2
 199 #define EFI_ACPI_6_4_MSI_NOT_SUPPORTED           BIT3
 200 #define EFI_ACPI_6_4_PCIE_ASPM_CONTROLS          BIT4
 201 #define EFI_ACPI_6_4_CMOS_RTC_NOT_PRESENT        BIT5
 202
 203 //
 204 // Fixed ACPI Description Table Arm Boot Architecture Flags
 205 // All other bits are reserved and must be set to 0.
 206 //
 207 #define EFI_ACPI_6_4_ARM_PSCI_COMPLIANT              BIT0
 208 #define EFI_ACPI_6_4_ARM_PSCI_USE_HVC                BIT1
 209
 210 //
 211 // Fixed ACPI Description Table Fixed Feature Flags
 212 // All other bits are reserved and must be set to 0.
 213 //
 214 #define EFI_ACPI_6_4_WBINVD                                 BIT0
 215 #define EFI_ACPI_6_4_WBINVD_FLUSH                           BIT1
 216 #define EFI_ACPI_6_4_PROC_C1                                BIT2
 217 #define EFI_ACPI_6_4_P_LVL2_UP                              BIT3
 218 #define EFI_ACPI_6_4_PWR_BUTTON                             BIT4
 219 #define EFI_ACPI_6_4_SLP_BUTTON                             BIT5
 220 #define EFI_ACPI_6_4_FIX_RTC                                BIT6
 221 #define EFI_ACPI_6_4_RTC_S4                                 BIT7
 222 #define EFI_ACPI_6_4_TMR_VAL_EXT                            BIT8
 223 #define EFI_ACPI_6_4_DCK_CAP                                BIT9
 224 #define EFI_ACPI_6_4_RESET_REG_SUP                          BIT10
 225 #define EFI_ACPI_6_4_SEALED_CASE                            BIT11
 226 #define EFI_ACPI_6_4_HEADLESS                               BIT12
 227 #define EFI_ACPI_6_4_CPU_SW_SLP                             BIT13
 228 #define EFI_ACPI_6_4_PCI_EXP_WAK                            BIT14
 229 #define EFI_ACPI_6_4_USE_PLATFORM_CLOCK                     BIT15
 230 #define EFI_ACPI_6_4_S4_RTC_STS_VALID                       BIT16
 231 #define EFI_ACPI_6_4_REMOTE_POWER_ON_CAPABLE                BIT17
 232 #define EFI_ACPI_6_4_FORCE_APIC_CLUSTER_MODEL               BIT18
 233 #define EFI_ACPI_6_4_FORCE_APIC_PHYSICAL_DESTINATION_MODE   BIT19
 234 #define EFI_ACPI_6_4_HW_REDUCED_ACPI                        BIT20
 235 #define EFI_ACPI_6_4_LOW_POWER_S0_IDLE_CAPABLE              BIT21
 236
 237 ///
 238 /// Firmware ACPI Control Structure
 239 ///
 240 typedef struct {
 241   UINT32  Signature;
 242   UINT32  Length;
 243   UINT32  HardwareSignature;
 244   UINT32  FirmwareWakingVector;
 245   UINT32  GlobalLock;
 246   UINT32  Flags;
 247   UINT64  XFirmwareWakingVector;
 248   UINT8   Version;
 249   UINT8   Reserved0[3];
 250   UINT32  OspmFlags;
 251   UINT8   Reserved1[24];
 252 } EFI_ACPI_6_4_FIRMWARE_ACPI_CONTROL_STRUCTURE;
 253
 254 ///
 255 /// FACS Version (as defined in ACPI 6.4 spec.)
 256 ///
 257 #define EFI_ACPI_6_4_FIRMWARE_ACPI_CONTROL_STRUCTURE_VERSION  0x02
 258
 259 ///
 260 /// Firmware Control Structure Feature Flags
 261 /// All other bits are reserved and must be set to 0.
 262 ///
 263 #define EFI_ACPI_6_4_S4BIOS_F                     BIT0
 264 #define EFI_ACPI_6_4_64BIT_WAKE_SUPPORTED_F       BIT1
 265
 266 ///
 267 /// OSPM Enabled Firmware Control Structure Flags
 268 /// All other bits are reserved and must be set to 0.
 269 ///
 270 #define EFI_ACPI_6_4_OSPM_64BIT_WAKE_F            BIT0
 271
 272 //
 273 // Differentiated System Description Table,
 274 // Secondary System Description Table
 275 // and Persistent System Description Table,
 276 // no definition needed as they are common description table header, the same with
 277 // EFI_ACPI_DESCRIPTION_HEADER, followed by a definition block.
 278 //
 279 #define EFI_ACPI_6_4_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_REVISION   0x02
 280 #define EFI_ACPI_6_4_SECONDARY_SYSTEM_DESCRIPTION_TABLE_REVISION        0x02
 281
 282 ///
 283 /// Multiple APIC Description Table header definition.  The rest of the table
 284 /// must be defined in a platform specific manner.
 285 ///
 286 typedef struct {
 287   EFI_ACPI_DESCRIPTION_HEADER Header;
 288   UINT32                      LocalApicAddress;
 289   UINT32                      Flags;
 290 } EFI_ACPI_6_4_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER;
 291
 292 ///
 293 /// MADT Revision (as defined in ACPI 6.4 spec.)
 294 ///
 295 #define EFI_ACPI_6_4_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION 0x05
 296
 297 ///
 298 /// Multiple APIC Flags
 299 /// All other bits are reserved and must be set to 0.
 300 ///
 301 #define EFI_ACPI_6_4_PCAT_COMPAT         BIT0
 302
 303 //
 304 // Multiple APIC Description Table APIC structure types
 305 // All other values between 0x0D and 0x7F are reserved and
 306 // will be ignored by OSPM. 0x80 ~ 0xFF are reserved for OEM.
 307 //
 308 #define EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC           0x00
 309 #define EFI_ACPI_6_4_IO_APIC                        0x01
 310 #define EFI_ACPI_6_4_INTERRUPT_SOURCE_OVERRIDE      0x02
 311 #define EFI_ACPI_6_4_NON_MASKABLE_INTERRUPT_SOURCE  0x03
 312 #define EFI_ACPI_6_4_LOCAL_APIC_NMI                 0x04
 313 #define EFI_ACPI_6_4_LOCAL_APIC_ADDRESS_OVERRIDE    0x05
 314 #define EFI_ACPI_6_4_IO_SAPIC                       0x06
 315 #define EFI_ACPI_6_4_LOCAL_SAPIC                    0x07
 316 #define EFI_ACPI_6_4_PLATFORM_INTERRUPT_SOURCES     0x08
 317 #define EFI_ACPI_6_4_PROCESSOR_LOCAL_X2APIC         0x09
 318 #define EFI_ACPI_6_4_LOCAL_X2APIC_NMI               0x0A
 319 #define EFI_ACPI_6_4_GIC                            0x0B
 320 #define EFI_ACPI_6_4_GICD                           0x0C
 321 #define EFI_ACPI_6_4_GIC_MSI_FRAME                  0x0D
 322 #define EFI_ACPI_6_4_GICR                           0x0E
 323 #define EFI_ACPI_6_4_GIC_ITS                        0x0F
 324
 325 //
 326 // APIC Structure Definitions
 327 //
 328
 329 ///
 330 /// Processor Local APIC Structure Definition
 331 ///
 332 typedef struct {
 333   UINT8   Type;
 334   UINT8   Length;
 335   UINT8   AcpiProcessorUid;
 336   UINT8   ApicId;
 337   UINT32  Flags;
 338 } EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC_STRUCTURE;
 339
 340 ///
 341 /// Local APIC Flags.  All other bits are reserved and must be 0.
 342 ///
 343 #define EFI_ACPI_6_4_LOCAL_APIC_ENABLED         BIT0
 344 #define EFI_ACPI_6_4_LOCAL_APIC_ONLINE_CAPABLE  BIT1
 345
 346 ///
 347 /// IO APIC Structure
 348 ///
 349 typedef struct {
 350   UINT8   Type;
 351   UINT8   Length;
 352   UINT8   IoApicId;
 353   UINT8   Reserved;
 354   UINT32  IoApicAddress;
 355   UINT32  GlobalSystemInterruptBase;
 356 } EFI_ACPI_6_4_IO_APIC_STRUCTURE;
 357
 358 ///
 359 /// Interrupt Source Override Structure
 360 ///
 361 typedef struct {
 362   UINT8   Type;
 363   UINT8   Length;
 364   UINT8   Bus;
 365   UINT8   Source;
 366   UINT32  GlobalSystemInterrupt;
 367   UINT16  Flags;
 368 } EFI_ACPI_6_4_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE;
 369
 370 ///
 371 /// Platform Interrupt Sources Structure Definition
 372 ///
 373 typedef struct {
 374   UINT8   Type;
 375   UINT8   Length;
 376   UINT16  Flags;
 377   UINT8   InterruptType;
 378   UINT8   ProcessorId;
 379   UINT8   ProcessorEid;
 380   UINT8   IoSapicVector;
 381   UINT32  GlobalSystemInterrupt;
 382   UINT32  PlatformInterruptSourceFlags;
 383   UINT8   CpeiProcessorOverride;
 384   UINT8   Reserved[31];
 385 } EFI_ACPI_6_4_PLATFORM_INTERRUPT_APIC_STRUCTURE;
 386
 387 //
 388 // MPS INTI flags.
 389 // All other bits are reserved and must be set to 0.
 390 //
 391 #define EFI_ACPI_6_4_POLARITY      (3 << 0)
 392 #define EFI_ACPI_6_4_TRIGGER_MODE  (3 << 2)
 393
 394 ///
 395 /// Non-Maskable Interrupt Source Structure
 396 ///
 397 typedef struct {
 398   UINT8   Type;
 399   UINT8   Length;
 400   UINT16  Flags;
 401   UINT32  GlobalSystemInterrupt;
 402 } EFI_ACPI_6_4_NON_MASKABLE_INTERRUPT_SOURCE_STRUCTURE;
 403
 404 ///
 405 /// Local APIC NMI Structure
 406 ///
 407 typedef struct {
 408   UINT8   Type;
 409   UINT8   Length;
 410   UINT8   AcpiProcessorUid;
 411   UINT16  Flags;
 412   UINT8   LocalApicLint;
 413 } EFI_ACPI_6_4_LOCAL_APIC_NMI_STRUCTURE;
 414
 415 ///
 416 /// Local APIC Address Override Structure
 417 ///
 418 typedef struct {
 419   UINT8   Type;
 420   UINT8   Length;
 421   UINT16  Reserved;
 422   UINT64  LocalApicAddress;
 423 } EFI_ACPI_6_4_LOCAL_APIC_ADDRESS_OVERRIDE_STRUCTURE;
 424
 425 ///
 426 /// IO SAPIC Structure
 427 ///
 428 typedef struct {
 429   UINT8   Type;
 430   UINT8   Length;
 431   UINT8   IoApicId;
 432   UINT8   Reserved;
 433   UINT32  GlobalSystemInterruptBase;
 434   UINT64  IoSapicAddress;
 435 } EFI_ACPI_6_4_IO_SAPIC_STRUCTURE;
 436
 437 ///
 438 /// Local SAPIC Structure
 439 /// This struct followed by a null-terminated ASCII string - ACPI Processor UID String
 440 ///
 441 typedef struct {
 442   UINT8   Type;
 443   UINT8   Length;
 444   UINT8   AcpiProcessorId;
 445   UINT8   LocalSapicId;
 446   UINT8   LocalSapicEid;
 447   UINT8   Reserved[3];
 448   UINT32  Flags;
 449   UINT32  ACPIProcessorUIDValue;
 450 } EFI_ACPI_6_4_PROCESSOR_LOCAL_SAPIC_STRUCTURE;
 451
 452 ///
 453 /// Platform Interrupt Sources Structure
 454 ///
 455 typedef struct {
 456   UINT8   Type;
 457   UINT8   Length;
 458   UINT16  Flags;
 459   UINT8   InterruptType;
 460   UINT8   ProcessorId;
 461   UINT8   ProcessorEid;
 462   UINT8   IoSapicVector;
 463   UINT32  GlobalSystemInterrupt;
 464   UINT32  PlatformInterruptSourceFlags;
 465 } EFI_ACPI_6_4_PLATFORM_INTERRUPT_SOURCES_STRUCTURE;
 466
 467 ///
 468 /// Platform Interrupt Source Flags.
 469 /// All other bits are reserved and must be set to 0.
 470 ///
 471 #define EFI_ACPI_6_4_CPEI_PROCESSOR_OVERRIDE          BIT0
 472
 473 ///
 474 /// Processor Local x2APIC Structure Definition
 475 ///
 476 typedef struct {
 477   UINT8   Type;
 478   UINT8   Length;
 479   UINT8   Reserved[2];
 480   UINT32  X2ApicId;
 481   UINT32  Flags;
 482   UINT32  AcpiProcessorUid;
 483 } EFI_ACPI_6_4_PROCESSOR_LOCAL_X2APIC_STRUCTURE;
 484
 485 ///
 486 /// Local x2APIC NMI Structure
 487 ///
 488 typedef struct {
 489   UINT8   Type;
 490   UINT8   Length;
 491   UINT16  Flags;
 492   UINT32  AcpiProcessorUid;
 493   UINT8   LocalX2ApicLint;
 494   UINT8   Reserved[3];
 495 } EFI_ACPI_6_4_LOCAL_X2APIC_NMI_STRUCTURE;
 496
 497 ///
 498 /// GIC Structure
 499 ///
 500 typedef struct {
 501   UINT8   Type;
 502   UINT8   Length;
 503   UINT16  Reserved;
 504   UINT32  CPUInterfaceNumber;
 505   UINT32  AcpiProcessorUid;
 506   UINT32  Flags;
 507   UINT32  ParkingProtocolVersion;
 508   UINT32  PerformanceInterruptGsiv;
 509   UINT64  ParkedAddress;
 510   UINT64  PhysicalBaseAddress;
 511   UINT64  GICV;
 512   UINT64  GICH;
 513   UINT32  VGICMaintenanceInterrupt;
 514   UINT64  GICRBaseAddress;
 515   UINT64  MPIDR;
 516   UINT8   ProcessorPowerEfficiencyClass;
 517   UINT8   Reserved2;
 518   UINT16  SpeOverflowInterrupt;
 519 } EFI_ACPI_6_4_GIC_STRUCTURE;
 520
 521 ///
 522 /// GIC Flags.  All other bits are reserved and must be 0.
 523 ///
 524 #define EFI_ACPI_6_4_GIC_ENABLED                              BIT0
 525 #define EFI_ACPI_6_4_PERFORMANCE_INTERRUPT_MODEL              BIT1
 526 #define EFI_ACPI_6_4_VGIC_MAINTENANCE_INTERRUPT_MODE_FLAGS    BIT2
 527
 528 ///
 529 /// GIC Distributor Structure
 530 ///
 531 typedef struct {
 532   UINT8   Type;
 533   UINT8   Length;
 534   UINT16  Reserved1;
 535   UINT32  GicId;
 536   UINT64  PhysicalBaseAddress;
 537   UINT32  SystemVectorBase;
 538   UINT8   GicVersion;
 539   UINT8   Reserved2[3];
 540 } EFI_ACPI_6_4_GIC_DISTRIBUTOR_STRUCTURE;
 541
 542 ///
 543 /// GIC Version
 544 ///
 545 #define EFI_ACPI_6_4_GIC_V1                                   0x01
 546 #define EFI_ACPI_6_4_GIC_V2                                   0x02
 547 #define EFI_ACPI_6_4_GIC_V3                                   0x03
 548 #define EFI_ACPI_6_4_GIC_V4                                   0x04
 549
 550 ///
 551 /// GIC MSI Frame Structure
 552 ///
 553 typedef struct {
 554   UINT8   Type;
 555   UINT8   Length;
 556   UINT16  Reserved1;
 557   UINT32  GicMsiFrameId;
 558   UINT64  PhysicalBaseAddress;
 559   UINT32  Flags;
 560   UINT16  SPICount;
 561   UINT16  SPIBase;
 562 } EFI_ACPI_6_4_GIC_MSI_FRAME_STRUCTURE;
 563
 564 ///
 565 /// GIC MSI Frame Flags.  All other bits are reserved and must be 0.
 566 ///
 567 #define EFI_ACPI_6_4_SPI_COUNT_BASE_SELECT                    BIT0
 568
 569 ///
 570 /// GICR Structure
 571 ///
 572 typedef struct {
 573   UINT8   Type;
 574   UINT8   Length;
 575   UINT16  Reserved;
 576   UINT64  DiscoveryRangeBaseAddress;
 577   UINT32  DiscoveryRangeLength;
 578 } EFI_ACPI_6_4_GICR_STRUCTURE;
 579
 580 ///
 581 /// GIC Interrupt Translation Service Structure
 582 ///
 583 typedef struct {
 584   UINT8   Type;
 585   UINT8   Length;
 586   UINT16  Reserved;
 587   UINT32  GicItsId;
 588   UINT64  PhysicalBaseAddress;
 589   UINT32  Reserved2;
 590 } EFI_ACPI_6_4_GIC_ITS_STRUCTURE;
 591
 592 ///
 593 /// Smart Battery Description Table (SBST)
 594 ///
 595 typedef struct {
 596   EFI_ACPI_DESCRIPTION_HEADER Header;
 597   UINT32                      WarningEnergyLevel;
 598   UINT32                      LowEnergyLevel;
 599   UINT32                      CriticalEnergyLevel;
 600 } EFI_ACPI_6_4_SMART_BATTERY_DESCRIPTION_TABLE;
 601
 602 ///
 603 /// SBST Version (as defined in ACPI 6.4 spec.)
 604 ///
 605 #define EFI_ACPI_6_4_SMART_BATTERY_DESCRIPTION_TABLE_REVISION 0x01
 606
 607 ///
 608 /// Embedded Controller Boot Resources Table (ECDT)
 609 /// The table is followed by a null terminated ASCII string that contains
 610 /// a fully qualified reference to the name space object.
 611 ///
 612 typedef struct {
 613   EFI_ACPI_DESCRIPTION_HEADER             Header;
 614   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  EcControl;
 615   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE  EcData;
 616   UINT32                                  Uid;
 617   UINT8                                   GpeBit;
 618 } EFI_ACPI_6_4_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE;
 619
 620 ///
 621 /// ECDT Version (as defined in ACPI 6.4 spec.)
 622 ///
 623 #define EFI_ACPI_6_4_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_REVISION  0x01
 624
 625 ///
 626 /// System Resource Affinity Table (SRAT).  The rest of the table
 627 /// must be defined in a platform specific manner.
 628 ///
 629 typedef struct {
 630   EFI_ACPI_DESCRIPTION_HEADER Header;
 631   UINT32                      Reserved1;  ///< Must be set to 1
 632   UINT64                      Reserved2;
 633 } EFI_ACPI_6_4_SYSTEM_RESOURCE_AFFINITY_TABLE_HEADER;
 634
 635 ///
 636 /// SRAT Version (as defined in ACPI 6.4 spec.)
 637 ///
 638 #define EFI_ACPI_6_4_SYSTEM_RESOURCE_AFFINITY_TABLE_REVISION  0x03
 639
 640 //
 641 // SRAT structure types.
 642 // All other values between 0x06 an 0xFF are reserved and
 643 // will be ignored by OSPM.
 644 //
 645 #define EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC_SAPIC_AFFINITY  0x00
 646 #define EFI_ACPI_6_4_MEMORY_AFFINITY                      0x01
 647 #define EFI_ACPI_6_4_PROCESSOR_LOCAL_X2APIC_AFFINITY      0x02
 648 #define EFI_ACPI_6_4_GICC_AFFINITY                        0x03
 649 #define EFI_ACPI_6_4_GIC_ITS_AFFINITY                     0x04
 650 #define EFI_ACPI_6_4_GENERIC_INITIATOR_AFFINITY           0x05
 651
 652 ///
 653 /// Processor Local APIC/SAPIC Affinity Structure Definition
 654 ///
 655 typedef struct {
 656   UINT8   Type;
 657   UINT8   Length;
 658   UINT8   ProximityDomain7To0;
 659   UINT8   ApicId;
 660   UINT32  Flags;
 661   UINT8   LocalSapicEid;
 662   UINT8   ProximityDomain31To8[3];
 663   UINT32  ClockDomain;
 664 } EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC_SAPIC_AFFINITY_STRUCTURE;
 665
 666 ///
 667 /// Local APIC/SAPIC Flags.  All other bits are reserved and must be 0.
 668 ///
 669 #define EFI_ACPI_6_4_PROCESSOR_LOCAL_APIC_SAPIC_ENABLED (1 << 0)
 670
 671 ///
 672 /// Memory Affinity Structure Definition
 673 ///
 674 typedef struct {
 675   UINT8   Type;
 676   UINT8   Length;
 677   UINT32  ProximityDomain;
 678   UINT16  Reserved1;
 679   UINT32  AddressBaseLow;
 680   UINT32  AddressBaseHigh;
 681   UINT32  LengthLow;
 682   UINT32  LengthHigh;
 683   UINT32  Reserved2;
 684   UINT32  Flags;
 685   UINT64  Reserved3;
 686 } EFI_ACPI_6_4_MEMORY_AFFINITY_STRUCTURE;
 687
 688 //
 689 // Memory Flags.  All other bits are reserved and must be 0.
 690 //
 691 #define EFI_ACPI_6_4_MEMORY_ENABLED       (1 << 0)
 692 #define EFI_ACPI_6_4_MEMORY_HOT_PLUGGABLE (1 << 1)
 693 #define EFI_ACPI_6_4_MEMORY_NONVOLATILE   (1 << 2)
 694
 695 ///
 696 /// Processor Local x2APIC Affinity Structure Definition
 697 ///
 698 typedef struct {
 699   UINT8   Type;
 700   UINT8   Length;
 701   UINT8   Reserved1[2];
 702   UINT32  ProximityDomain;
 703   UINT32  X2ApicId;
 704   UINT32  Flags;
 705   UINT32  ClockDomain;
 706   UINT8   Reserved2[4];
 707 } EFI_ACPI_6_4_PROCESSOR_LOCAL_X2APIC_AFFINITY_STRUCTURE;
 708
 709 ///
 710 /// GICC Affinity Structure Definition
 711 ///
 712 typedef struct {
 713   UINT8   Type;
 714   UINT8   Length;
 715   UINT32  ProximityDomain;
 716   UINT32  AcpiProcessorUid;
 717   UINT32  Flags;
 718   UINT32  ClockDomain;
 719 } EFI_ACPI_6_4_GICC_AFFINITY_STRUCTURE;
 720
 721 ///
 722 /// GICC Flags.  All other bits are reserved and must be 0.
 723 ///
 724 #define EFI_ACPI_6_4_GICC_ENABLED (1 << 0)
 725
 726 ///
 727 /// GIC Interrupt Translation Service (ITS) Affinity Structure Definition
 728 ///
 729 typedef struct {
 730   UINT8   Type;
 731   UINT8   Length;
 732   UINT32  ProximityDomain;
 733   UINT8   Reserved[2];
 734   UINT32  ItsId;
 735 } EFI_ACPI_6_4_GIC_ITS_AFFINITY_STRUCTURE;
 736
 737 //
 738 // Generic Initiator Affinity Structure Device Handle Types
 739 // All other values between 0x02 an 0xFF are reserved and
 740 // will be ignored by OSPM.
 741 //
 742 #define EFI_ACPI_6_4_ACPI_DEVICE_HANDLE     0x00
 743 #define EFI_ACPI_6_4_PCI_DEVICE_HANDLE      0x01
 744
 745 ///
 746 /// Device Handle - ACPI
 747 ///
 748 typedef struct {
 749   UINT64  AcpiHid;
 750   UINT32  AcpiUid;
 751   UINT8   Reserved[4];
 752 } EFI_ACPI_6_4_DEVICE_HANDLE_ACPI;
 753
 754 ///
 755 /// Device Handle - PCI
 756 ///
 757 typedef struct {
 758   UINT16  PciSegment;
 759   UINT16  PciBdfNumber;
 760   UINT8   Reserved[12];
 761 } EFI_ACPI_6_4_DEVICE_HANDLE_PCI;
 762
 763 ///
 764 /// Generic Initiator Affinity Structure
 765 ///
 766 typedef struct {
 767   UINT8   Type;
 768   UINT8   Length;
 769   UINT8   Reserved1;
 770   UINT8   DeviceHandleType;
 771   UINT32  ProximityDomain;
 772
 773   union {
 774     EFI_ACPI_6_4_DEVICE_HANDLE_ACPI   Acpi;
 775     EFI_ACPI_6_4_DEVICE_HANDLE_PCI    Pci;
 776   } DeviceHandle;
 777
 778   UINT32  Flags;
 779   UINT8   Reserved2[4];
 780 } EFI_ACPI_6_4_GENERIC_INITIATOR_AFFINITY_STRUCTURE;
 781
 782 ///
 783 /// Generic Initiator Affinity Structure Flags. All other bits are reserved
 784 /// and must be 0.
 785 ///
 786 #define EFI_ACPI_6_4_GENERIC_INITIATOR_AFFINITY_STRUCTURE_ENABLED (1 << 0)
 787
 788 ///
 789 /// System Locality Distance Information Table (SLIT).
 790 /// The rest of the table is a matrix.
 791 ///
 792 typedef struct {
 793   EFI_ACPI_DESCRIPTION_HEADER Header;
 794   UINT64                      NumberOfSystemLocalities;
 795 } EFI_ACPI_6_4_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_HEADER;
 796
 797 ///
 798 /// SLIT Version (as defined in ACPI 6.4 spec.)
 799 ///
 800 #define EFI_ACPI_6_4_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_REVISION  0x01
 801
 802 ///
 803 /// Corrected Platform Error Polling Table (CPEP)
 804 ///
 805 typedef struct {
 806   EFI_ACPI_DESCRIPTION_HEADER Header;
 807   UINT8                       Reserved[8];
 808 } EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_HEADER;
 809
 810 ///
 811 /// CPEP Version (as defined in ACPI 6.4 spec.)
 812 ///
 813 #define EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_REVISION 0x01
 814
 815 //
 816 // CPEP processor structure types.
 817 //
 818 #define EFI_ACPI_6_4_CPEP_PROCESSOR_APIC_SAPIC  0x00
 819
 820 ///
 821 /// Corrected Platform Error Polling Processor Structure Definition
 822 ///
 823 typedef struct {
 824   UINT8   Type;
 825   UINT8   Length;
 826   UINT8   ProcessorId;
 827   UINT8   ProcessorEid;
 828   UINT32  PollingInterval;
 829 } EFI_ACPI_6_4_CPEP_PROCESSOR_APIC_SAPIC_STRUCTURE;
 830
 831 ///
 832 /// Maximum System Characteristics Table (MSCT)
 833 ///
 834 typedef struct {
 835   EFI_ACPI_DESCRIPTION_HEADER Header;
 836   UINT32                      OffsetProxDomInfo;
 837   UINT32                      MaximumNumberOfProximityDomains;
 838   UINT32                      MaximumNumberOfClockDomains;
 839   UINT64                      MaximumPhysicalAddress;
 840 } EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_HEADER;
 841
 842 ///
 843 /// MSCT Version (as defined in ACPI 6.4 spec.)
 844 ///
 845 #define EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_REVISION 0x01
 846
 847 ///
 848 /// Maximum Proximity Domain Information Structure Definition
 849 ///
 850 typedef struct {
 851   UINT8   Revision;
 852   UINT8   Length;
 853   UINT32  ProximityDomainRangeLow;
 854   UINT32  ProximityDomainRangeHigh;
 855   UINT32  MaximumProcessorCapacity;
 856   UINT64  MaximumMemoryCapacity;
 857 } EFI_ACPI_6_4_MAXIMUM_PROXIMITY_DOMAIN_INFORMATION_STRUCTURE;
 858
 859 ///
 860 /// ACPI RAS Feature Table definition.
 861 ///
 862 typedef struct {
 863   EFI_ACPI_DESCRIPTION_HEADER Header;
 864   UINT8                       PlatformCommunicationChannelIdentifier[12];
 865 } EFI_ACPI_6_4_RAS_FEATURE_TABLE;
 866
 867 ///
 868 /// RASF Version (as defined in ACPI 6.4 spec.)
 869 ///
 870 #define EFI_ACPI_6_4_RAS_FEATURE_TABLE_REVISION 0x01
 871
 872 ///
 873 /// ACPI RASF Platform Communication Channel Shared Memory Region definition.
 874 ///
 875 typedef struct {
 876   UINT32                      Signature;
 877   UINT16                      Command;
 878   UINT16                      Status;
 879   UINT16                      Version;
 880   UINT8                       RASCapabilities[16];
 881   UINT8                       SetRASCapabilities[16];
 882   UINT16                      NumberOfRASFParameterBlocks;
 883   UINT32                      SetRASCapabilitiesStatus;
 884 } EFI_ACPI_6_4_RASF_PLATFORM_COMMUNICATION_CHANNEL_SHARED_MEMORY_REGION;
 885
 886 ///
 887 /// ACPI RASF PCC command code
 888 ///
 889 #define EFI_ACPI_6_4_RASF_PCC_COMMAND_CODE_EXECUTE_RASF_COMMAND  0x01
 890
 891 ///
 892 /// ACPI RASF Platform RAS Capabilities
 893 ///
 894 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_HARDWARE_BASED_PATROL_SCRUB_SUPPORTED                         BIT0
 895 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_HARDWARE_BASED_PATROL_SCRUB_SUPPORTED_AND_EXPOSED_TO_SOFTWARE BIT1
 896 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_CPU_CACHE_FLUSH_TO_NVDIMM_DURABILITY_ON_POWER_LOSS            BIT2
 897 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_MEMORY_CONTROLLER_FLUSH_TO_NVDIMM_DURABILITY_ON_POWER_LOSS    BIT3
 898 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_BYTE_ADDRESSABLE_PERSISTENT_MEMORY_HARDWARE_MIRRORING         BIT4
 899
 900 ///
 901 /// ACPI RASF Parameter Block structure for PATROL_SCRUB
 902 ///
 903 typedef struct {
 904   UINT16                      Type;
 905   UINT16                      Version;
 906   UINT16                      Length;
 907   UINT16                      PatrolScrubCommand;
 908   UINT64                      RequestedAddressRange[2];
 909   UINT64                      ActualAddressRange[2];
 910   UINT16                      Flags;
 911   UINT8                       RequestedSpeed;
 912 } EFI_ACPI_6_4_RASF_PATROL_SCRUB_PLATFORM_BLOCK_STRUCTURE;
 913
 914 ///
 915 /// ACPI RASF Patrol Scrub command
 916 ///
 917 #define EFI_ACPI_6_4_RASF_PATROL_SCRUB_COMMAND_GET_PATROL_PARAMETERS   0x01
 918 #define EFI_ACPI_6_4_RASF_PATROL_SCRUB_COMMAND_START_PATROL_SCRUBBER   0x02
 919 #define EFI_ACPI_6_4_RASF_PATROL_SCRUB_COMMAND_STOP_PATROL_SCRUBBER    0x03
 920
 921 ///
 922 /// Memory Power State Table definition.
 923 ///
 924 typedef struct {
 925   EFI_ACPI_DESCRIPTION_HEADER Header;
 926   UINT8                       PlatformCommunicationChannelIdentifier;
 927   UINT8                       Reserved[3];
 928 // Memory Power Node Structure
 929 // Memory Power State Characteristics
 930 } EFI_ACPI_6_4_MEMORY_POWER_STATUS_TABLE;
 931
 932 ///
 933 /// MPST Version (as defined in ACPI 6.4 spec.)
 934 ///
 935 #define EFI_ACPI_6_4_MEMORY_POWER_STATE_TABLE_REVISION 0x01
 936
 937 ///
 938 /// MPST Platform Communication Channel Shared Memory Region definition.
 939 ///
 940 typedef struct {
 941   UINT32                      Signature;
 942   UINT16                      Command;
 943   UINT16                      Status;
 944   UINT32                      MemoryPowerCommandRegister;
 945   UINT32                      MemoryPowerStatusRegister;
 946   UINT32                      PowerStateId;
 947   UINT32                      MemoryPowerNodeId;
 948   UINT64                      MemoryEnergyConsumed;
 949   UINT64                      ExpectedAveragePowerComsuned;
 950 } EFI_ACPI_6_4_MPST_PLATFORM_COMMUNICATION_CHANNEL_SHARED_MEMORY_REGION;
 951
 952 ///
 953 /// ACPI MPST PCC command code
 954 ///
 955 #define EFI_ACPI_6_4_MPST_PCC_COMMAND_CODE_EXECUTE_MPST_COMMAND  0x03
 956
 957 ///
 958 /// ACPI MPST Memory Power command
 959 ///
 960 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_GET_MEMORY_POWER_STATE       0x01
 961 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_SET_MEMORY_POWER_STATE       0x02
 962 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_GET_AVERAGE_POWER_CONSUMED   0x03
 963 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_GET_MEMORY_ENERGY_CONSUMED   0x04
 964
 965 ///
 966 /// MPST Memory Power Node Table
 967 ///
 968 typedef struct {
 969   UINT8                                             PowerStateValue;
 970   UINT8                                             PowerStateInformationIndex;
 971 } EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE;
 972
 973 typedef struct {
 974   UINT8                                             Flag;
 975   UINT8                                             Reserved;
 976   UINT16                                            MemoryPowerNodeId;
 977   UINT32                                            Length;
 978   UINT64                                            AddressBase;
 979   UINT64                                            AddressLength;
 980   UINT32                                            NumberOfPowerStates;
 981   UINT32                                            NumberOfPhysicalComponents;
 982 //EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE              MemoryPowerState[NumberOfPowerStates];
 983 //UINT16                                            PhysicalComponentIdentifier[NumberOfPhysicalComponents];
 984 } EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE;
 985
 986 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE_FLAG_ENABLE          0x01
 987 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE_FLAG_POWER_MANAGED   0x02
 988 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE_FLAG_HOT_PLUGGABLE   0x04
 989
 990 typedef struct {
 991   UINT16                      MemoryPowerNodeCount;
 992   UINT8                       Reserved[2];
 993 } EFI_ACPI_6_4_MPST_MEMORY_POWER_NODE_TABLE;
 994
 995 ///
 996 /// MPST Memory Power State Characteristics Table
 997 ///
 998 typedef struct {
 999   UINT8                                             PowerStateStructureID;
1000   UINT8                                             Flag;
1001   UINT16                                            Reserved;
1002   UINT32                                            AveragePowerConsumedInMPS0;
1003   UINT32                                            RelativePowerSavingToMPS0;
1004   UINT64                                            ExitLatencyToMPS0;
1005 } EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE;
1006
1007 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_MEMORY_CONTENT_PRESERVED              0x01
1008 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_AUTONOMOUS_MEMORY_POWER_STATE_ENTRY   0x02
1009 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_AUTONOMOUS_MEMORY_POWER_STATE_EXIT    0x04
1010
1011 typedef struct {
1012   UINT16                      MemoryPowerStateCharacteristicsCount;
1013   UINT8                       Reserved[2];
1014 } EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_TABLE;
1015
1016 ///
1017 /// Platform Memory Topology Table definition.
1018 ///
1019 typedef struct {
1020   EFI_ACPI_DESCRIPTION_HEADER             Header;
1021   UINT32                                  NumberOfMemoryDevices;
1022 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  MemoryDeviceStructure[NumberOfMemoryDevices];
1023 } EFI_ACPI_6_4_PLATFORM_MEMORY_TOPOLOGY_TABLE;
1024
1025 ///
1026 /// PMTT Version (as defined in ACPI 6.4 spec.)
1027 ///
1028 #define EFI_ACPI_6_4_MEMORY_TOPOLOGY_TABLE_REVISION 0x02
1029
1030 ///
1031 /// Common Memory Device.
1032 ///
1033 typedef struct {
1034   UINT8                                   Type;
1035   UINT8                                   Reserved;
1036   UINT16                                  Length;
1037   UINT16                                  Flags;
1038   UINT16                                  Reserved1;
1039   UINT32                                  NumberOfMemoryDevices;
1040 //UINT8                                   TypeSpecificData[];
1041 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  MemoryDeviceStructure[NumberOfMemoryDevices];
1042 } EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE;
1043
1044 ///
1045 /// Memory Device Type.
1046 ///
1047 #define EFI_ACPI_6_4_PMTT_MEMORY_DEVICE_TYPE_SOCKET               0x1
1048 #define EFI_ACPI_6_4_PMTT_MEMORY_DEVICE_TYPE_MEMORY_CONTROLLER    0x2
1049 #define EFI_ACPI_6_4_PMTT_MEMORY_DEVICE_TYPE_DIMM                 0x3
1050 #define EFI_ACPI_6_4_PMTT_MEMORY_DEVICE_TYPE_VENDOR_SPECIFIC_TYPE 0xFF
1051
1052 ///
1053 /// Socket Type Data.
1054 ///
1055 typedef struct {
1056   EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  CommonMemoryDeviceHeader;
1057   UINT16                                  SocketIdentifier;
1058   UINT16                                  Reserved;
1059 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  MemoryDeviceStructure[];
1060 } EFI_ACPI_6_4_PMTT_SOCKET_TYPE_DATA;
1061
1062 ///
1063 /// Memory Controller Type Data.
1064 ///
1065 typedef struct {
1066   EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  CommonMemoryDeviceHeader;
1067   UINT16                                  MemoryControllerIdentifier;
1068   UINT16                                  Reserved;
1069 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  MemoryDeviceStructure[];
1070 } EFI_ACPI_6_4_PMTT_MEMORY_CONTROLLER_TYPE_DATA;
1071
1072 ///
1073 /// DIMM Type Specific Data.
1074 ///
1075 typedef struct {
1076   EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  CommonMemoryDeviceHeader;
1077   UINT32                                  SmbiosHandle;
1078 } EFI_ACPI_6_4_PMTT_DIMM_TYPE_SPECIFIC_DATA;
1079
1080 ///
1081 /// Vendor Specific Type Data.
1082 ///
1083 typedef struct {
1084   EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE        CommonMemoryDeviceHeader;
1085   UINT8                                         TypeUuid[16];
1086 //EFI_ACPI_6_4_PMTT_VENDOR_SPECIFIC_TYPE_DATA   VendorSpecificData[];
1087 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE        MemoryDeviceStructure[];
1088 } EFI_ACPI_6_4_PMTT_VENDOR_SPECIFIC_TYPE_DATA;
1089
1090 ///
1091 /// Boot Graphics Resource Table definition.
1092 ///
1093 typedef struct {
1094   EFI_ACPI_DESCRIPTION_HEADER Header;
1095   ///
1096   /// 2-bytes (16 bit) version ID. This value must be 1.
1097   ///
1098   UINT16                      Version;
1099   ///
1100   /// 1-byte status field indicating current status about the table.
1101   ///     Bits[7:3] = Reserved (must be zero)
1102   ///     Bits[2:1] = Orientation Offset. These bits describe the clockwise
1103   ///                 degree offset from the image's default orientation.
1104   ///                 [00] = 0, no offset
1105   ///                 [01] = 90
1106   ///                 [10] = 180
1107   ///                 [11] = 270
1108   ///     Bit [0] = Displayed. A one indicates the boot image graphic is
1109   ///               displayed.
1110   ///
1111   UINT8                       Status;
1112   ///
1113   /// 1-byte enumerated type field indicating format of the image.
1114   ///     0 = Bitmap
1115   ///     1 - 255  Reserved (for future use)
1116   ///
1117   UINT8                       ImageType;
1118   ///
1119   /// 8-byte (64 bit) physical address pointing to the firmware's in-memory copy
1120   /// of the image bitmap.
1121   ///
1122   UINT64                      ImageAddress;
1123   ///
1124   /// A 4-byte (32-bit) unsigned long describing the display X-offset of the boot image.
1125   /// (X, Y) display offset of the top left corner of the boot image.
1126   /// The top left corner of the display is at offset (0, 0).
1127   ///
1128   UINT32                      ImageOffsetX;
1129   ///
1130   /// A 4-byte (32-bit) unsigned long describing the display Y-offset of the boot image.
1131   /// (X, Y) display offset of the top left corner of the boot image.
1132   /// The top left corner of the display is at offset (0, 0).
1133   ///
1134   UINT32                      ImageOffsetY;
1135 } EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE;
1136
1137 ///
1138 /// BGRT Revision
1139 ///
1140 #define EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE_REVISION 1
1141
1142 ///
1143 /// BGRT Version
1144 ///
1145 #define EFI_ACPI_6_4_BGRT_VERSION         0x01
1146
1147 ///
1148 /// BGRT Status
1149 ///
1150 #define EFI_ACPI_6_4_BGRT_STATUS_NOT_DISPLAYED 0x00
1151 #define EFI_ACPI_6_4_BGRT_STATUS_DISPLAYED     0x01
1152
1153 ///
1154 /// BGRT Image Type
1155 ///
1156 #define EFI_ACPI_6_4_BGRT_IMAGE_TYPE_BMP  0x00
1157
1158 ///
1159 /// FPDT Version (as defined in ACPI 6.4 spec.)
1160 ///
1161 #define EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_DATA_TABLE_REVISION 0x01
1162
1163 ///
1164 /// FPDT Performance Record Types
1165 ///
1166 #define EFI_ACPI_6_4_FPDT_RECORD_TYPE_FIRMWARE_BASIC_BOOT_POINTER      0x0000
1167 #define EFI_ACPI_6_4_FPDT_RECORD_TYPE_S3_PERFORMANCE_TABLE_POINTER     0x0001
1168
1169 ///
1170 /// FPDT Performance Record Revision
1171 ///
1172 #define EFI_ACPI_6_4_FPDT_RECORD_REVISION_FIRMWARE_BASIC_BOOT_POINTER  0x01
1173 #define EFI_ACPI_6_4_FPDT_RECORD_REVISION_S3_PERFORMANCE_TABLE_POINTER 0x01
1174
1175 ///
1176 /// FPDT Runtime Performance Record Types
1177 ///
1178 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_TYPE_S3_RESUME                0x0000
1179 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_TYPE_S3_SUSPEND               0x0001
1180 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_TYPE_FIRMWARE_BASIC_BOOT      0x0002
1181
1182 ///
1183 /// FPDT Runtime Performance Record Revision
1184 ///
1185 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_REVISION_S3_RESUME            0x01
1186 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_REVISION_S3_SUSPEND           0x01
1187 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_REVISION_FIRMWARE_BASIC_BOOT  0x02
1188
1189 ///
1190 /// FPDT Performance Record header
1191 ///
1192 typedef struct {
1193   UINT16           Type;
1194   UINT8            Length;
1195   UINT8            Revision;
1196 } EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER;
1197
1198 ///
1199 /// FPDT Performance Table header
1200 ///
1201 typedef struct {
1202   UINT32  Signature;
1203   UINT32  Length;
1204 } EFI_ACPI_6_4_FPDT_PERFORMANCE_TABLE_HEADER;
1205
1206 ///
1207 /// FPDT Firmware Basic Boot Performance Pointer Record Structure
1208 ///
1209 typedef struct {
1210   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1211   UINT32                                          Reserved;
1212   ///
1213   /// 64-bit processor-relative physical address of the Basic Boot Performance Table.
1214   ///
1215   UINT64                                          BootPerformanceTablePointer;
1216 } EFI_ACPI_6_4_FPDT_BOOT_PERFORMANCE_TABLE_POINTER_RECORD;
1217
1218 ///
1219 /// FPDT S3 Performance Table Pointer Record Structure
1220 ///
1221 typedef struct {
1222   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1223   UINT32                                          Reserved;
1224   ///
1225   /// 64-bit processor-relative physical address of the S3 Performance Table.
1226   ///
1227   UINT64                                          S3PerformanceTablePointer;
1228 } EFI_ACPI_6_4_FPDT_S3_PERFORMANCE_TABLE_POINTER_RECORD;
1229
1230 ///
1231 /// FPDT Firmware Basic Boot Performance Record Structure
1232 ///
1233 typedef struct {
1234   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1235   UINT32                                          Reserved;
1236   ///
1237   /// Timer value logged at the beginning of firmware image execution.
1238   /// This may not always be zero or near zero.
1239   ///
1240   UINT64                                          ResetEnd;
1241   ///
1242   /// Timer value logged just prior to loading the OS boot loader into memory.
1243   /// For non-UEFI compatible boots, this field must be zero.
1244   ///
1245   UINT64                                          OsLoaderLoadImageStart;
1246   ///
1247   /// Timer value logged just prior to launching the previously loaded OS boot loader image.
1248   /// For non-UEFI compatible boots, the timer value logged will be just prior
1249   /// to the INT 19h handler invocation.
1250   ///
1251   UINT64                                          OsLoaderStartImageStart;
1252   ///
1253   /// Timer value logged at the point when the OS loader calls the
1254   /// ExitBootServices function for UEFI compatible firmware.
1255   /// For non-UEFI compatible boots, this field must be zero.
1256   ///
1257   UINT64                                          ExitBootServicesEntry;
1258   ///
1259   /// Timer value logged at the point just prior towhen the OS loader gaining
1260   /// control back from calls the ExitBootServices function for UEFI compatible firmware.
1261   /// For non-UEFI compatible boots, this field must be zero.
1262   ///
1263   UINT64                                          ExitBootServicesExit;
1264 } EFI_ACPI_6_4_FPDT_FIRMWARE_BASIC_BOOT_RECORD;
1265
1266 ///
1267 /// FPDT Firmware Basic Boot Performance Table signature
1268 ///
1269 #define EFI_ACPI_6_4_FPDT_BOOT_PERFORMANCE_TABLE_SIGNATURE  SIGNATURE_32('F', 'B', 'P', 'T')
1270
1271 //
1272 // FPDT Firmware Basic Boot Performance Table
1273 //
1274 typedef struct {
1275   EFI_ACPI_6_4_FPDT_PERFORMANCE_TABLE_HEADER      Header;
1276   //
1277   // one or more Performance Records.
1278   //
1279 } EFI_ACPI_6_4_FPDT_FIRMWARE_BASIC_BOOT_TABLE;
1280
1281 ///
1282 /// FPDT "S3PT" S3 Performance Table
1283 ///
1284 #define EFI_ACPI_6_4_FPDT_S3_PERFORMANCE_TABLE_SIGNATURE  SIGNATURE_32('S', '3', 'P', 'T')
1285
1286 //
1287 // FPDT Firmware S3 Boot Performance Table
1288 //
1289 typedef struct {
1290   EFI_ACPI_6_4_FPDT_PERFORMANCE_TABLE_HEADER      Header;
1291   //
1292   // one or more Performance Records.
1293   //
1294 } EFI_ACPI_6_4_FPDT_FIRMWARE_S3_BOOT_TABLE;
1295
1296 ///
1297 /// FPDT Basic S3 Resume Performance Record
1298 ///
1299 typedef struct {
1300   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1301   ///
1302   /// A count of the number of S3 resume cycles since the last full boot sequence.
1303   ///
1304   UINT32                                          ResumeCount;
1305   ///
1306   /// Timer recorded at the end of BIOS S3 resume, just prior to handoff to the
1307   /// OS waking vector. Only the most recent resume cycle's time is retained.
1308   ///
1309   UINT64                                          FullResume;
1310   ///
1311   /// Average timer value of all resume cycles logged since the last full boot
1312   /// sequence, including the most recent resume.  Note that the entire log of
1313   /// timer values does not need to be retained in order to calculate this average.
1314   ///
1315   UINT64                                          AverageResume;
1316 } EFI_ACPI_6_4_FPDT_S3_RESUME_RECORD;
1317
1318 ///
1319 /// FPDT Basic S3 Suspend Performance Record
1320 ///
1321 typedef struct {
1322   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1323   ///
1324   /// Timer value recorded at the OS write to SLP_TYP upon entry to S3.
1325   /// Only the most recent suspend cycle's timer value is retained.
1326   ///
1327   UINT64                                          SuspendStart;
1328   ///
1329   /// Timer value recorded at the final firmware write to SLP_TYP (or other
1330   /// mechanism) used to trigger hardware entry to S3.
1331   /// Only the most recent suspend cycle's timer value is retained.
1332   ///
1333   UINT64                                          SuspendEnd;
1334 } EFI_ACPI_6_4_FPDT_S3_SUSPEND_RECORD;
1335
1336 ///
1337 /// Firmware Performance Record Table definition.
1338 ///
1339 typedef struct {
1340   EFI_ACPI_DESCRIPTION_HEADER Header;
1341 } EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_RECORD_TABLE;
1342
1343 ///
1344 /// Generic Timer Description Table definition.
1345 ///
1346 typedef struct {
1347   EFI_ACPI_DESCRIPTION_HEADER Header;
1348   UINT64                      CntControlBasePhysicalAddress;
1349   UINT32                      Reserved;
1350   UINT32                      SecurePL1TimerGSIV;
1351   UINT32                      SecurePL1TimerFlags;
1352   UINT32                      NonSecurePL1TimerGSIV;
1353   UINT32                      NonSecurePL1TimerFlags;
1354   UINT32                      VirtualTimerGSIV;
1355   UINT32                      VirtualTimerFlags;
1356   UINT32                      NonSecurePL2TimerGSIV;
1357   UINT32                      NonSecurePL2TimerFlags;
1358   UINT64                      CntReadBasePhysicalAddress;
1359   UINT32                      PlatformTimerCount;
1360   UINT32                      PlatformTimerOffset;
1361   UINT32                      VirtualPL2TimerGSIV;
1362   UINT32                      VirtualPL2TimerFlags;
1363 } EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE;
1364
1365 ///
1366 /// GTDT Version (as defined in ACPI 6.4 spec.)
1367 ///
1368 #define EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION 0x03
1369
1370 ///
1371 /// Timer Flags.  All other bits are reserved and must be 0.
1372 ///
1373 #define EFI_ACPI_6_4_GTDT_TIMER_FLAG_TIMER_INTERRUPT_MODE          BIT0
1374 #define EFI_ACPI_6_4_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY      BIT1
1375 #define EFI_ACPI_6_4_GTDT_TIMER_FLAG_ALWAYS_ON_CAPABILITY          BIT2
1376
1377 ///
1378 /// Platform Timer Type
1379 ///
1380 #define EFI_ACPI_6_4_GTDT_GT_BLOCK                       0
1381 #define EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG           1
1382
1383 ///
1384 /// GT Block Structure
1385 ///
1386 typedef struct {
1387   UINT8   Type;
1388   UINT16  Length;
1389   UINT8   Reserved;
1390   UINT64  CntCtlBase;
1391   UINT32  GTBlockTimerCount;
1392   UINT32  GTBlockTimerOffset;
1393 } EFI_ACPI_6_4_GTDT_GT_BLOCK_STRUCTURE;
1394
1395 ///
1396 /// GT Block Timer Structure
1397 ///
1398 typedef struct {
1399   UINT8   GTFrameNumber;
1400   UINT8   Reserved[3];
1401   UINT64  CntBaseX;
1402   UINT64  CntEL0BaseX;
1403   UINT32  GTxPhysicalTimerGSIV;
1404   UINT32  GTxPhysicalTimerFlags;
1405   UINT32  GTxVirtualTimerGSIV;
1406   UINT32  GTxVirtualTimerFlags;
1407   UINT32  GTxCommonFlags;
1408 } EFI_ACPI_6_4_GTDT_GT_BLOCK_TIMER_STRUCTURE;
1409
1410 ///
1411 /// GT Block Physical Timers and Virtual Timers Flags.  All other bits are reserved and must be 0.
1412 ///
1413 #define EFI_ACPI_6_4_GTDT_GT_BLOCK_TIMER_FLAG_TIMER_INTERRUPT_MODE          BIT0
1414 #define EFI_ACPI_6_4_GTDT_GT_BLOCK_TIMER_FLAG_TIMER_INTERRUPT_POLARITY      BIT1
1415
1416 ///
1417 /// Common Flags Flags.  All other bits are reserved and must be 0.
1418 ///
1419 #define EFI_ACPI_6_4_GTDT_GT_BLOCK_COMMON_FLAG_SECURE_TIMER              BIT0
1420 #define EFI_ACPI_6_4_GTDT_GT_BLOCK_COMMON_FLAG_ALWAYS_ON_CAPABILITY      BIT1
1421
1422 ///
1423 /// Arm Generic Watchdog Structure
1424 ///
1425 typedef struct {
1426   UINT8   Type;
1427   UINT16  Length;
1428   UINT8   Reserved;
1429   UINT64  RefreshFramePhysicalAddress;
1430   UINT64  WatchdogControlFramePhysicalAddress;
1431   UINT32  WatchdogTimerGSIV;
1432   UINT32  WatchdogTimerFlags;
1433 } EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG_STRUCTURE;
1434
1435 ///
1436 /// Arm Generic Watchdog Timer Flags.  All other bits are reserved and must be 0.
1437 ///
1438 #define EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG_FLAG_TIMER_INTERRUPT_MODE          BIT0
1439 #define EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG_FLAG_TIMER_INTERRUPT_POLARITY      BIT1
1440 #define EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG_FLAG_SECURE_TIMER                  BIT2
1441
1442 //
1443 // NVDIMM Firmware Interface Table definition.
1444 //
1445 typedef struct {
1446   EFI_ACPI_DESCRIPTION_HEADER    Header;
1447   UINT32                         Reserved;
1448 } EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE;
1449
1450 //
1451 // NFIT Version (as defined in ACPI 6.4 spec.)
1452 //
1453 #define EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE_REVISION 0x1
1454
1455 //
1456 // Definition for NFIT Table Structure Types
1457 //
1458 #define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE_TYPE              0
1459 #define EFI_ACPI_6_4_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE_TYPE                      1
1460 #define EFI_ACPI_6_4_NFIT_INTERLEAVE_STRUCTURE_TYPE                                 2
1461 #define EFI_ACPI_6_4_NFIT_SMBIOS_MANAGEMENT_INFORMATION_STRUCTURE_TYPE              3
1462 #define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE_TYPE                      4
1463 #define EFI_ACPI_6_4_NFIT_NVDIMM_BLOCK_DATA_WINDOW_REGION_STRUCTURE_TYPE            5
1464 #define EFI_ACPI_6_4_NFIT_FLUSH_HINT_ADDRESS_STRUCTURE_TYPE                         6
1465
1466 //
1467 // Definition for NFIT Structure Header
1468 //
1469 typedef struct {
1470   UINT16                                      Type;
1471   UINT16                                      Length;
1472 } EFI_ACPI_6_4_NFIT_STRUCTURE_HEADER;
1473
1474 //
1475 // Definition for System Physical Address Range Structure
1476 //
1477 #define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_FLAGS_CONTROL_REGION_FOR_MANAGEMENT      BIT0
1478 #define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_FLAGS_PROXIMITY_DOMAIN_VALID             BIT1
1479 #define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_FLAGS_SPA_LOCATION_COOKIE_VALID          BIT2
1480
1481 #define EFI_ACPI_6_4_NFIT_GUID_VOLATILE_MEMORY_REGION                             { 0x7305944F, 0xFDDA, 0x44E3, { 0xB1, 0x6C, 0x3F, 0x22, 0xD2, 0x52, 0xE5, 0xD0 }}
1482 #define EFI_ACPI_6_4_NFIT_GUID_BYTE_ADDRESSABLE_PERSISTENT_MEMORY_REGION          { 0x66F0D379, 0xB4F3, 0x4074, { 0xAC, 0x43, 0x0D, 0x33, 0x18, 0xB7, 0x8C, 0xDB }}
1483 #define EFI_ACPI_6_4_NFIT_GUID_NVDIMM_CONTROL_REGION                              { 0x92F701F6, 0x13B4, 0x405D, { 0x91, 0x0B, 0x29, 0x93, 0x67, 0xE8, 0x23, 0x4C }}
1484 #define EFI_ACPI_6_4_NFIT_GUID_NVDIMM_BLOCK_DATA_WINDOW_REGION                    { 0x91AF0530, 0x5D86, 0x470E, { 0xA6, 0xB0, 0x0A, 0x2D, 0xB9, 0x40, 0x82, 0x49 }}
1485 #define EFI_ACPI_6_4_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_DISK_REGION_VOLATILE   { 0x77AB535A, 0x45FC, 0x624B, { 0x55, 0x60, 0xF7, 0xB2, 0x81, 0xD1, 0xF9, 0x6E }}
1486 #define EFI_ACPI_6_4_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_CD_REGION_VOLATILE     { 0x3D5ABD30, 0x4175, 0x87CE, { 0x6D, 0x64, 0xD2, 0xAD, 0xE5, 0x23, 0xC4, 0xBB }}
1487 #define EFI_ACPI_6_4_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_DISK_REGION_PERSISTENT { 0x5CEA02C9, 0x4D07, 0x69D3, { 0x26, 0x9F ,0x44, 0x96, 0xFB, 0xE0, 0x96, 0xF9 }}
1488 #define EFI_ACPI_6_4_NFIT_GUID_RAM_DISK_SUPPORTING_VIRTUAL_CD_REGION_PERSISTENT   { 0x08018188, 0x42CD, 0xBB48, { 0x10, 0x0F, 0x53, 0x87, 0xD5, 0x3D, 0xED, 0x3D }}
1489
1490 typedef struct {
1491   UINT16                                      Type;
1492   UINT16                                      Length;
1493   UINT16                                      SPARangeStructureIndex;
1494   UINT16                                      Flags;
1495   UINT32                                      Reserved_8;
1496   UINT32                                      ProximityDomain;
1497   GUID                                        AddressRangeTypeGUID;
1498   UINT64                                      SystemPhysicalAddressRangeBase;
1499   UINT64                                      SystemPhysicalAddressRangeLength;
1500   UINT64                                      AddressRangeMemoryMappingAttribute;
1501   UINT64                                      SPALocationCookie;
1502 } EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE;
1503
1504 //
1505 // Definition for Memory Device to System Physical Address Range Mapping Structure
1506 //
1507 typedef struct {
1508   UINT32                                      DIMMNumber:4;
1509   UINT32                                      MemoryChannelNumber:4;
1510   UINT32                                      MemoryControllerID:4;
1511   UINT32                                      SocketID:4;
1512   UINT32                                      NodeControllerID:12;
1513   UINT32                                      Reserved_28:4;
1514 } EFI_ACPI_6_4_NFIT_DEVICE_HANDLE;
1515
1516 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_PREVIOUS_SAVE_FAIL                                      BIT0
1517 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_LAST_RESTORE_FAIL                                       BIT1
1518 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_PLATFORM_FLUSH_FAIL                                     BIT2
1519 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_NOT_ARMED_PRIOR_TO_OSPM_HAND_OFF                        BIT3
1520 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_SMART_HEALTH_EVENTS_PRIOR_OSPM_HAND_OFF                 BIT4
1521 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_FIRMWARE_ENABLED_TO_NOTIFY_OSPM_ON_SMART_HEALTH_EVENTS  BIT5
1522 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_FIRMWARE_NOT_MAP_NVDIMM_TO_SPA                          BIT6
1523
1524 typedef struct {
1525   UINT16                                      Type;
1526   UINT16                                      Length;
1527   EFI_ACPI_6_4_NFIT_DEVICE_HANDLE             NFITDeviceHandle;
1528   UINT16                                      NVDIMMPhysicalID;
1529   UINT16                                      NVDIMMRegionID;
1530   UINT16                                      SPARangeStructureIndex ;
1531   UINT16                                      NVDIMMControlRegionStructureIndex;
1532   UINT64                                      NVDIMMRegionSize;
1533   UINT64                                      RegionOffset;
1534   UINT64                                      NVDIMMPhysicalAddressRegionBase;
1535   UINT16                                      InterleaveStructureIndex;
1536   UINT16                                      InterleaveWays;
1537   UINT16                                      NVDIMMStateFlags;
1538   UINT16                                      Reserved_46;
1539 } EFI_ACPI_6_4_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE;
1540
1541 //
1542 // Definition for Interleave Structure
1543 //
1544 typedef struct {
1545   UINT16                                      Type;
1546   UINT16                                      Length;
1547   UINT16                                      InterleaveStructureIndex;
1548   UINT16                                      Reserved_6;
1549   UINT32                                      NumberOfLines;
1550   UINT32                                      LineSize;
1551 //UINT32                                      LineOffset[NumberOfLines];
1552 } EFI_ACPI_6_4_NFIT_INTERLEAVE_STRUCTURE;
1553
1554 //
1555 // Definition for SMBIOS Management Information Structure
1556 //
1557 typedef struct {
1558   UINT16                                      Type;
1559   UINT16                                      Length;
1560   UINT32                                      Reserved_4;
1561 //UINT8                                       Data[];
1562 } EFI_ACPI_6_4_NFIT_SMBIOS_MANAGEMENT_INFORMATION_STRUCTURE;
1563
1564 //
1565 // Definition for NVDIMM Control Region Structure
1566 //
1567 #define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_VALID_FIELDS_MANUFACTURING           BIT0
1568
1569 #define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_FLAGS_BLOCK_DATA_WINDOWS_BUFFERED    BIT0
1570
1571 typedef struct {
1572   UINT16                                      Type;
1573   UINT16                                      Length;
1574   UINT16                                      NVDIMMControlRegionStructureIndex;
1575   UINT16                                      VendorID;
1576   UINT16                                      DeviceID;
1577   UINT16                                      RevisionID;
1578   UINT16                                      SubsystemVendorID;
1579   UINT16                                      SubsystemDeviceID;
1580   UINT16                                      SubsystemRevisionID;
1581   UINT8                                       ValidFields;
1582   UINT8                                       ManufacturingLocation;
1583   UINT16                                      ManufacturingDate;
1584   UINT8                                       Reserved_22[2];
1585   UINT32                                      SerialNumber;
1586   UINT16                                      RegionFormatInterfaceCode;
1587   UINT16                                      NumberOfBlockControlWindows;
1588   UINT64                                      SizeOfBlockControlWindow;
1589   UINT64                                      CommandRegisterOffsetInBlockControlWindow;
1590   UINT64                                      SizeOfCommandRegisterInBlockControlWindows;
1591   UINT64                                      StatusRegisterOffsetInBlockControlWindow;
1592   UINT64                                      SizeOfStatusRegisterInBlockControlWindows;
1593   UINT16                                      NVDIMMControlRegionFlag;
1594   UINT8                                       Reserved_74[6];
1595 } EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE;
1596
1597 //
1598 // Definition for NVDIMM Block Data Window Region Structure
1599 //
1600 typedef struct {
1601   UINT16                                      Type;
1602   UINT16                                      Length;
1603   UINT16                                      NVDIMMControlRegionStructureIndex;
1604   UINT16                                      NumberOfBlockDataWindows;
1605   UINT64                                      BlockDataWindowStartOffset;
1606   UINT64                                      SizeOfBlockDataWindow;
1607   UINT64                                      BlockAccessibleMemoryCapacity;
1608   UINT64                                      BeginningAddressOfFirstBlockInBlockAccessibleMemory;
1609 } EFI_ACPI_6_4_NFIT_NVDIMM_BLOCK_DATA_WINDOW_REGION_STRUCTURE;
1610
1611 //
1612 // Definition for Flush Hint Address Structure
1613 //
1614 typedef struct {
1615   UINT16                                      Type;
1616   UINT16                                      Length;
1617   EFI_ACPI_6_4_NFIT_DEVICE_HANDLE             NFITDeviceHandle;
1618   UINT16                                      NumberOfFlushHintAddresses;
1619   UINT8                                       Reserved_10[6];
1620 //UINT64                                      FlushHintAddress[NumberOfFlushHintAddresses];
1621 } EFI_ACPI_6_4_NFIT_FLUSH_HINT_ADDRESS_STRUCTURE;
1622
1623 ///
1624 /// Secure DEVices Table (SDEV)
1625 ///
1626 typedef struct {
1627   EFI_ACPI_DESCRIPTION_HEADER   Header;
1628 } EFI_ACPI_6_4_SECURE_DEVICES_TABLE_HEADER;
1629
1630 ///
1631 /// SDEV Revision (as defined in ACPI 6.4 spec.)
1632 ///
1633 #define EFI_ACPI_6_4_SECURE_DEVICES_TABLE_REVISION      0x01
1634
1635 ///
1636 /// Secure Devcice types
1637 ///
1638 #define EFI_ACPI_6_4_SDEV_TYPE_PCIE_ENDPOINT_DEVICE     0x01
1639 #define EFI_ACPI_6_4_SDEV_TYPE_ACPI_NAMESPACE_DEVICE    0x00
1640
1641 ///
1642 /// Secure Devcice flags
1643 ///
1644 #define EFI_ACPI_6_4_SDEV_FLAG_ALLOW_HANDOFF            BIT0
1645
1646 ///
1647 /// SDEV Structure Header
1648 ///
1649 typedef struct {
1650   UINT8                         Type;
1651   UINT8                         Flags;
1652   UINT16                        Length;
1653 } EFI_ACPI_6_4_SDEV_STRUCTURE_HEADER;
1654
1655 ///
1656 /// PCIe Endpoint Device based Secure Device Structure
1657 ///
1658 typedef struct {
1659   UINT8                         Type;
1660   UINT8                         Flags;
1661   UINT16                        Length;
1662   UINT16                        PciSegmentNumber;
1663   UINT16                        StartBusNumber;
1664   UINT16                        PciPathOffset;
1665   UINT16                        PciPathLength;
1666   UINT16                        VendorSpecificDataOffset;
1667   UINT16                        VendorSpecificDataLength;
1668 } EFI_ACPI_6_4_SDEV_STRUCTURE_PCIE_ENDPOINT_DEVICE;
1669
1670 ///
1671 /// ACPI_NAMESPACE_DEVICE based Secure Device Structure
1672 ///
1673 typedef struct {
1674   UINT8                         Type;
1675   UINT8                         Flags;
1676   UINT16                        Length;
1677   UINT16                        DeviceIdentifierOffset;
1678   UINT16                        DeviceIdentifierLength;
1679   UINT16                        VendorSpecificDataOffset;
1680   UINT16                        VendorSpecificDataLength;
1681 } EFI_ACPI_6_4_SDEV_STRUCTURE_ACPI_NAMESPACE_DEVICE;
1682
1683 ///
1684 /// Boot Error Record Table (BERT)
1685 ///
1686 typedef struct {
1687   EFI_ACPI_DESCRIPTION_HEADER Header;
1688   UINT32                      BootErrorRegionLength;
1689   UINT64                      BootErrorRegion;
1690 } EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_HEADER;
1691
1692 ///
1693 /// BERT Version (as defined in ACPI 6.4 spec.)
1694 ///
1695 #define EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_REVISION 0x01
1696
1697 ///
1698 /// Boot Error Region Block Status Definition
1699 ///
1700 typedef struct {
1701   UINT32       UncorrectableErrorValid:1;
1702   UINT32       CorrectableErrorValid:1;
1703   UINT32       MultipleUncorrectableErrors:1;
1704   UINT32       MultipleCorrectableErrors:1;
1705   UINT32       ErrorDataEntryCount:10;
1706   UINT32       Reserved:18;
1707 } EFI_ACPI_6_4_ERROR_BLOCK_STATUS;
1708
1709 ///
1710 /// Boot Error Region Definition
1711 ///
1712 typedef struct {
1713   EFI_ACPI_6_4_ERROR_BLOCK_STATUS              BlockStatus;
1714   UINT32                                       RawDataOffset;
1715   UINT32                                       RawDataLength;
1716   UINT32                                       DataLength;
1717   UINT32                                       ErrorSeverity;
1718 } EFI_ACPI_6_4_BOOT_ERROR_REGION_STRUCTURE;
1719
1720 //
1721 // Boot Error Severity types
1722 //
1723 #define EFI_ACPI_6_4_ERROR_SEVERITY_CORRECTABLE  0x00
1724 #define EFI_ACPI_6_4_ERROR_SEVERITY_FATAL        0x01
1725 #define EFI_ACPI_6_4_ERROR_SEVERITY_CORRECTED    0x02
1726 #define EFI_ACPI_6_4_ERROR_SEVERITY_NONE         0x03
1727
1728 ///
1729 /// Generic Error Data Entry Definition
1730 ///
1731 typedef struct {
1732   UINT8    SectionType[16];
1733   UINT32   ErrorSeverity;
1734   UINT16   Revision;
1735   UINT8    ValidationBits;
1736   UINT8    Flags;
1737   UINT32   ErrorDataLength;
1738   UINT8    FruId[16];
1739   UINT8    FruText[20];
1740   UINT8    Timestamp[8];
1741 } EFI_ACPI_6_4_GENERIC_ERROR_DATA_ENTRY_STRUCTURE;
1742
1743 ///
1744 /// Generic Error Data Entry Version (as defined in ACPI 6.4 spec.)
1745 ///
1746 #define EFI_ACPI_6_4_GENERIC_ERROR_DATA_ENTRY_REVISION  0x0300
1747
1748 ///
1749 /// HEST - Hardware Error Source Table
1750 ///
1751 typedef struct {
1752   EFI_ACPI_DESCRIPTION_HEADER Header;
1753   UINT32                      ErrorSourceCount;
1754 } EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_HEADER;
1755
1756 ///
1757 /// HEST Version (as defined in ACPI 6.4 spec.)
1758 ///
1759 #define EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_REVISION 0x01
1760
1761 //
1762 // Error Source structure types.
1763 //
1764 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION  0x00
1765 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK  0x01
1766 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_NMI_ERROR                0x02
1767 #define EFI_ACPI_6_4_PCI_EXPRESS_ROOT_PORT_AER                  0x06
1768 #define EFI_ACPI_6_4_PCI_EXPRESS_DEVICE_AER                     0x07
1769 #define EFI_ACPI_6_4_PCI_EXPRESS_BRIDGE_AER                     0x08
1770 #define EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR                     0x09
1771 #define EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_VERSION_2           0x0A
1772 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_DEFERRED_MACHINE_CHECK   0x0B
1773
1774 //
1775 // Error Source structure flags.
1776 //
1777 #define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_FIRMWARE_FIRST       (1 << 0)
1778 #define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_GLOBAL               (1 << 1)
1779 #define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_GHES_ASSIST          (1 << 2)
1780
1781 ///
1782 /// IA-32 Architecture Machine Check Exception Structure Definition
1783 ///
1784 typedef struct {
1785   UINT16  Type;
1786   UINT16  SourceId;
1787   UINT8   Reserved0[2];
1788   UINT8   Flags;
1789   UINT8   Enabled;
1790   UINT32  NumberOfRecordsToPreAllocate;
1791   UINT32  MaxSectionsPerRecord;
1792   UINT64  GlobalCapabilityInitData;
1793   UINT64  GlobalControlInitData;
1794   UINT8   NumberOfHardwareBanks;
1795   UINT8   Reserved1[7];
1796 } EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION_STRUCTURE;
1797
1798 ///
1799 /// IA-32 Architecture Machine Check Bank Structure Definition
1800 ///
1801 typedef struct {
1802   UINT8   BankNumber;
1803   UINT8   ClearStatusOnInitialization;
1804   UINT8   StatusDataFormat;
1805   UINT8   Reserved0;
1806   UINT32  ControlRegisterMsrAddress;
1807   UINT64  ControlInitData;
1808   UINT32  StatusRegisterMsrAddress;
1809   UINT32  AddressRegisterMsrAddress;
1810   UINT32  MiscRegisterMsrAddress;
1811 } EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_BANK_STRUCTURE;
1812
1813 ///
1814 /// IA-32 Architecture Machine Check Bank Structure MCA data format
1815 ///
1816 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_IA32      0x00
1817 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_INTEL64   0x01
1818 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_AMD64     0x02
1819
1820 //
1821 // Hardware Error Notification types. All other values are reserved
1822 //
1823 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_POLLED                         0x00
1824 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_EXTERNAL_INTERRUPT             0x01
1825 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_LOCAL_INTERRUPT                0x02
1826 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_SCI                            0x03
1827 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_NMI                            0x04
1828 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CMCI                           0x05
1829 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_MCE                            0x06
1830 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_GPIO_SIGNAL                    0x07
1831 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_ARMV8_SEA                      0x08
1832 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_ARMV8_SEI                      0x09
1833 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_GSIV                           0x0A
1834 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_SOFTWARE_DELEGATED_EXCEPTION   0x0B
1835
1836 ///
1837 /// Hardware Error Notification Configuration Write Enable Structure Definition
1838 ///
1839 typedef struct {
1840   UINT16    Type:1;
1841   UINT16    PollInterval:1;
1842   UINT16    SwitchToPollingThresholdValue:1;
1843   UINT16    SwitchToPollingThresholdWindow:1;
1844   UINT16    ErrorThresholdValue:1;
1845   UINT16    ErrorThresholdWindow:1;
1846   UINT16    Reserved:10;
1847 } EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE;
1848
1849 ///
1850 /// Hardware Error Notification Structure Definition
1851 ///
1852 typedef struct {
1853   UINT8                                                                          Type;
1854   UINT8                                                                          Length;
1855   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE  ConfigurationWriteEnable;
1856   UINT32                                                                         PollInterval;
1857   UINT32                                                                         Vector;
1858   UINT32                                                                         SwitchToPollingThresholdValue;
1859   UINT32                                                                         SwitchToPollingThresholdWindow;
1860   UINT32                                                                         ErrorThresholdValue;
1861   UINT32                                                                         ErrorThresholdWindow;
1862 } EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE;
1863
1864 ///
1865 /// IA-32 Architecture Corrected Machine Check Structure Definition
1866 ///
1867 typedef struct {
1868   UINT16                                                 Type;
1869   UINT16                                                 SourceId;
1870   UINT8                                                  Reserved0[2];
1871   UINT8                                                  Flags;
1872   UINT8                                                  Enabled;
1873   UINT32                                                 NumberOfRecordsToPreAllocate;
1874   UINT32                                                 MaxSectionsPerRecord;
1875   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE     NotificationStructure;
1876   UINT8                                                  NumberOfHardwareBanks;
1877   UINT8                                                  Reserved1[3];
1878 } EFI_ACPI_6_4_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK_STRUCTURE;
1879
1880 ///
1881 /// IA-32 Architecture NMI Error Structure Definition
1882 ///
1883 typedef struct {
1884   UINT16  Type;
1885   UINT16  SourceId;
1886   UINT8   Reserved0[2];
1887   UINT32  NumberOfRecordsToPreAllocate;
1888   UINT32  MaxSectionsPerRecord;
1889   UINT32  MaxRawDataLength;
1890 } EFI_ACPI_6_4_IA32_ARCHITECTURE_NMI_ERROR_STRUCTURE;
1891
1892 ///
1893 /// PCI Express Root Port AER Structure Definition
1894 ///
1895 typedef struct {
1896   UINT16  Type;
1897   UINT16  SourceId;
1898   UINT8   Reserved0[2];
1899   UINT8   Flags;
1900   UINT8   Enabled;
1901   UINT32  NumberOfRecordsToPreAllocate;
1902   UINT32  MaxSectionsPerRecord;
1903   UINT32  Bus;
1904   UINT16  Device;
1905   UINT16  Function;
1906   UINT16  DeviceControl;
1907   UINT8   Reserved1[2];
1908   UINT32  UncorrectableErrorMask;
1909   UINT32  UncorrectableErrorSeverity;
1910   UINT32  CorrectableErrorMask;
1911   UINT32  AdvancedErrorCapabilitiesAndControl;
1912   UINT32  RootErrorCommand;
1913 } EFI_ACPI_6_4_PCI_EXPRESS_ROOT_PORT_AER_STRUCTURE;
1914
1915 ///
1916 /// PCI Express Device AER Structure Definition
1917 ///
1918 typedef struct {
1919   UINT16  Type;
1920   UINT16  SourceId;
1921   UINT8   Reserved0[2];
1922   UINT8   Flags;
1923   UINT8   Enabled;
1924   UINT32  NumberOfRecordsToPreAllocate;
1925   UINT32  MaxSectionsPerRecord;
1926   UINT32  Bus;
1927   UINT16  Device;
1928   UINT16  Function;
1929   UINT16  DeviceControl;
1930   UINT8   Reserved1[2];
1931   UINT32  UncorrectableErrorMask;
1932   UINT32  UncorrectableErrorSeverity;
1933   UINT32  CorrectableErrorMask;
1934   UINT32  AdvancedErrorCapabilitiesAndControl;
1935 } EFI_ACPI_6_4_PCI_EXPRESS_DEVICE_AER_STRUCTURE;
1936
1937 ///
1938 /// PCI Express Bridge AER Structure Definition
1939 ///
1940 typedef struct {
1941   UINT16  Type;
1942   UINT16  SourceId;
1943   UINT8   Reserved0[2];
1944   UINT8   Flags;
1945   UINT8   Enabled;
1946   UINT32  NumberOfRecordsToPreAllocate;
1947   UINT32  MaxSectionsPerRecord;
1948   UINT32  Bus;
1949   UINT16  Device;
1950   UINT16  Function;
1951   UINT16  DeviceControl;
1952   UINT8   Reserved1[2];
1953   UINT32  UncorrectableErrorMask;
1954   UINT32  UncorrectableErrorSeverity;
1955   UINT32  CorrectableErrorMask;
1956   UINT32  AdvancedErrorCapabilitiesAndControl;
1957   UINT32  SecondaryUncorrectableErrorMask;
1958   UINT32  SecondaryUncorrectableErrorSeverity;
1959   UINT32  SecondaryAdvancedErrorCapabilitiesAndControl;
1960 } EFI_ACPI_6_4_PCI_EXPRESS_BRIDGE_AER_STRUCTURE;
1961
1962 ///
1963 /// Generic Hardware Error Source Structure Definition
1964 ///
1965 typedef struct {
1966   UINT16                                                 Type;
1967   UINT16                                                 SourceId;
1968   UINT16                                                 RelatedSourceId;
1969   UINT8                                                  Flags;
1970   UINT8                                                  Enabled;
1971   UINT32                                                 NumberOfRecordsToPreAllocate;
1972   UINT32                                                 MaxSectionsPerRecord;
1973   UINT32                                                 MaxRawDataLength;
1974   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE                 ErrorStatusAddress;
1975   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE     NotificationStructure;
1976   UINT32                                                 ErrorStatusBlockLength;
1977 } EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_SOURCE_STRUCTURE;
1978
1979 ///
1980 /// Generic Hardware Error Source Version 2 Structure Definition
1981 ///
1982 typedef struct {
1983   UINT16                                                 Type;
1984   UINT16                                                 SourceId;
1985   UINT16                                                 RelatedSourceId;
1986   UINT8                                                  Flags;
1987   UINT8                                                  Enabled;
1988   UINT32                                                 NumberOfRecordsToPreAllocate;
1989   UINT32                                                 MaxSectionsPerRecord;
1990   UINT32                                                 MaxRawDataLength;
1991   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE                 ErrorStatusAddress;
1992   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE     NotificationStructure;
1993   UINT32                                                 ErrorStatusBlockLength;
1994   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE                 ReadAckRegister;
1995   UINT64                                                 ReadAckPreserve;
1996   UINT64                                                 ReadAckWrite;
1997 } EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_SOURCE_VERSION_2_STRUCTURE;
1998
1999 ///
2000 /// Generic Error Status Definition
2001 ///
2002 typedef struct {
2003   EFI_ACPI_6_4_ERROR_BLOCK_STATUS              BlockStatus;
2004   UINT32                                       RawDataOffset;
2005   UINT32                                       RawDataLength;
2006   UINT32                                       DataLength;
2007   UINT32                                       ErrorSeverity;
2008 } EFI_ACPI_6_4_GENERIC_ERROR_STATUS_STRUCTURE;
2009
2010 ///
2011 /// IA-32 Architecture Deferred Machine Check Structure Definition
2012 ///
2013 typedef struct {
2014   UINT16                                                Type;
2015   UINT16                                                SourceId;
2016   UINT8                                                 Reserved0[2];
2017   UINT8                                                 Flags;
2018   UINT8                                                 Enabled;
2019   UINT32                                                NumberOfRecordsToPreAllocate;
2020   UINT32                                                MaxSectionsPerRecord;
2021   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE    NotificationStructure;
2022   UINT8                                                 NumberOfHardwareBanks;
2023   UINT8                                                 Reserved1[3];
2024 } EFI_ACPI_6_4_IA32_ARCHITECTURE_DEFERRED_MACHINE_CHECK_STRUCTURE;;
2025
2026 ///
2027 /// HMAT - Heterogeneous Memory Attribute Table
2028 ///
2029 typedef struct {
2030   EFI_ACPI_DESCRIPTION_HEADER Header;
2031   UINT8                       Reserved[4];
2032 } EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_HEADER;
2033
2034 ///
2035 /// HMAT Revision (as defined in ACPI 6.4 spec.)
2036 ///
2037 #define EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_REVISION 0x02
2038
2039 ///
2040 /// HMAT types
2041 ///
2042 #define EFI_ACPI_6_4_HMAT_TYPE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES           0x00
2043 #define EFI_ACPI_6_4_HMAT_TYPE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO   0x01
2044 #define EFI_ACPI_6_4_HMAT_TYPE_MEMORY_SIDE_CACHE_INFO                       0x02
2045
2046 ///
2047 /// HMAT Structure Header
2048 ///
2049 typedef struct {
2050   UINT16                        Type;
2051   UINT8                         Reserved[2];
2052   UINT32                        Length;
2053 } EFI_ACPI_6_4_HMAT_STRUCTURE_HEADER;
2054
2055 ///
2056 /// Memory Proximity Domain Attributes Structure flags
2057 ///
2058 typedef struct {
2059   UINT16                        InitiatorProximityDomainValid:1;
2060   UINT16                        Reserved:15;
2061 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_FLAGS;
2062
2063 ///
2064 /// Memory Proximity Domain Attributes Structure
2065 ///
2066 typedef struct {
2067   UINT16                                                                Type;
2068   UINT8                                                                 Reserved[2];
2069   UINT32                                                                Length;
2070   EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_FLAGS  Flags;
2071   UINT8                                                                 Reserved1[2];
2072   UINT32                                                                InitiatorProximityDomain;
2073   UINT32                                                                MemoryProximityDomain;
2074   UINT8                                                                 Reserved2[20];
2075 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES;
2076
2077 ///
2078 /// System Locality Latency and Bandwidth Information Structure flags
2079 ///
2080 typedef struct {
2081   UINT8                         MemoryHierarchy:4;
2082   UINT8                         Reserved:4;
2083 } EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_FLAGS;
2084
2085 ///
2086 /// System Locality Latency and Bandwidth Information Structure
2087 ///
2088 typedef struct {
2089   UINT16                                                                        Type;
2090   UINT8                                                                         Reserved[2];
2091   UINT32                                                                        Length;
2092   EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_FLAGS  Flags;
2093   UINT8                                                                         DataType;
2094   UINT8                                                                         Reserved1[2];
2095   UINT32                                                                        NumberOfInitiatorProximityDomains;
2096   UINT32                                                                        NumberOfTargetProximityDomains;
2097   UINT8                                                                         Reserved2[4];
2098   UINT64                                                                        EntryBaseUnit;
2099 } EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO;
2100
2101 ///
2102 /// Memory Side Cache Information Structure cache attributes
2103 ///
2104 typedef struct {
2105   UINT32                        TotalCacheLevels:4;
2106   UINT32                        CacheLevel:4;
2107   UINT32                        CacheAssociativity:4;
2108   UINT32                        WritePolicy:4;
2109   UINT32                        CacheLineSize:16;
2110 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES;
2111
2112 ///
2113 /// Memory Side Cache Information Structure
2114 ///
2115 typedef struct {
2116   UINT16                                                                Type;
2117   UINT8                                                                 Reserved[2];
2118   UINT32                                                                Length;
2119   UINT32                                                                MemoryProximityDomain;
2120   UINT8                                                                 Reserved1[4];
2121   UINT64                                                                MemorySideCacheSize;
2122   EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES   CacheAttributes;
2123   UINT8                                                                 Reserved2[2];
2124   UINT16                                                                NumberOfSmbiosHandles;
2125 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO;
2126
2127 ///
2128 /// ERST - Error Record Serialization Table
2129 ///
2130 typedef struct {
2131   EFI_ACPI_DESCRIPTION_HEADER Header;
2132   UINT32                      SerializationHeaderSize;
2133   UINT8                       Reserved0[4];
2134   UINT32                      InstructionEntryCount;
2135 } EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_HEADER;
2136
2137 ///
2138 /// ERST Version (as defined in ACPI 6.4 spec.)
2139 ///
2140 #define EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_REVISION 0x01
2141
2142 ///
2143 /// ERST Serialization Actions
2144 ///
2145 #define EFI_ACPI_6_4_ERST_BEGIN_WRITE_OPERATION                    0x00
2146 #define EFI_ACPI_6_4_ERST_BEGIN_READ_OPERATION                     0x01
2147 #define EFI_ACPI_6_4_ERST_BEGIN_CLEAR_OPERATION                    0x02
2148 #define EFI_ACPI_6_4_ERST_END_OPERATION                            0x03
2149 #define EFI_ACPI_6_4_ERST_SET_RECORD_OFFSET                        0x04
2150 #define EFI_ACPI_6_4_ERST_EXECUTE_OPERATION                        0x05
2151 #define EFI_ACPI_6_4_ERST_CHECK_BUSY_STATUS                        0x06
2152 #define EFI_ACPI_6_4_ERST_GET_COMMAND_STATUS                       0x07
2153 #define EFI_ACPI_6_4_ERST_GET_RECORD_IDENTIFIER                    0x08
2154 #define EFI_ACPI_6_4_ERST_SET_RECORD_IDENTIFIER                    0x09
2155 #define EFI_ACPI_6_4_ERST_GET_RECORD_COUNT                         0x0A
2156 #define EFI_ACPI_6_4_ERST_BEGIN_DUMMY_WRITE_OPERATION              0x0B
2157 #define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE              0x0D
2158 #define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE_LENGTH       0x0E
2159 #define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE_ATTRIBUTES   0x0F
2160 #define EFI_ACPI_6_4_ERST_GET_EXECUTE_OPERATION_TIMINGS            0x10
2161
2162 ///
2163 /// ERST Action Command Status
2164 ///
2165 #define EFI_ACPI_6_4_ERST_STATUS_SUCCESS                           0x00
2166 #define EFI_ACPI_6_4_ERST_STATUS_NOT_ENOUGH_SPACE                  0x01
2167 #define EFI_ACPI_6_4_ERST_STATUS_HARDWARE_NOT_AVAILABLE            0x02
2168 #define EFI_ACPI_6_4_ERST_STATUS_FAILED                            0x03
2169 #define EFI_ACPI_6_4_ERST_STATUS_RECORD_STORE_EMPTY                0x04
2170 #define EFI_ACPI_6_4_ERST_STATUS_RECORD_NOT_FOUND                  0x05
2171
2172 ///
2173 /// ERST Serialization Instructions
2174 ///
2175 #define EFI_ACPI_6_4_ERST_READ_REGISTER                            0x00
2176 #define EFI_ACPI_6_4_ERST_READ_REGISTER_VALUE                      0x01
2177 #define EFI_ACPI_6_4_ERST_WRITE_REGISTER                           0x02
2178 #define EFI_ACPI_6_4_ERST_WRITE_REGISTER_VALUE                     0x03
2179 #define EFI_ACPI_6_4_ERST_NOOP                                     0x04
2180 #define EFI_ACPI_6_4_ERST_LOAD_VAR1                                0x05
2181 #define EFI_ACPI_6_4_ERST_LOAD_VAR2                                0x06
2182 #define EFI_ACPI_6_4_ERST_STORE_VAR1                               0x07
2183 #define EFI_ACPI_6_4_ERST_ADD                                      0x08
2184 #define EFI_ACPI_6_4_ERST_SUBTRACT                                 0x09
2185 #define EFI_ACPI_6_4_ERST_ADD_VALUE                                0x0A
2186 #define EFI_ACPI_6_4_ERST_SUBTRACT_VALUE                           0x0B
2187 #define EFI_ACPI_6_4_ERST_STALL                                    0x0C
2188 #define EFI_ACPI_6_4_ERST_STALL_WHILE_TRUE                         0x0D
2189 #define EFI_ACPI_6_4_ERST_SKIP_NEXT_INSTRUCTION_IF_TRUE            0x0E
2190 #define EFI_ACPI_6_4_ERST_GOTO                                     0x0F
2191 #define EFI_ACPI_6_4_ERST_SET_SRC_ADDRESS_BASE                     0x10
2192 #define EFI_ACPI_6_4_ERST_SET_DST_ADDRESS_BASE                     0x11
2193 #define EFI_ACPI_6_4_ERST_MOVE_DATA                                0x12
2194
2195 ///
2196 /// ERST Instruction Flags
2197 ///
2198 #define EFI_ACPI_6_4_ERST_PRESERVE_REGISTER                        0x01
2199
2200 ///
2201 /// ERST Serialization Instruction Entry
2202 ///
2203 typedef struct {
2204   UINT8                                    SerializationAction;
2205   UINT8                                    Instruction;
2206   UINT8                                    Flags;
2207   UINT8                                    Reserved0;
2208   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   RegisterRegion;
2209   UINT64                                   Value;
2210   UINT64                                   Mask;
2211 } EFI_ACPI_6_4_ERST_SERIALIZATION_INSTRUCTION_ENTRY;
2212
2213 ///
2214 /// EINJ - Error Injection Table
2215 ///
2216 typedef struct {
2217   EFI_ACPI_DESCRIPTION_HEADER Header;
2218   UINT32                      InjectionHeaderSize;
2219   UINT8                       InjectionFlags;
2220   UINT8                       Reserved0[3];
2221   UINT32                      InjectionEntryCount;
2222 } EFI_ACPI_6_4_ERROR_INJECTION_TABLE_HEADER;
2223
2224 ///
2225 /// EINJ Version (as defined in ACPI 6.4 spec.)
2226 ///
2227 #define EFI_ACPI_6_4_ERROR_INJECTION_TABLE_REVISION 0x01
2228
2229 ///
2230 /// EINJ Error Injection Actions
2231 ///
2232 #define EFI_ACPI_6_4_EINJ_BEGIN_INJECTION_OPERATION                0x00
2233 #define EFI_ACPI_6_4_EINJ_GET_TRIGGER_ERROR_ACTION_TABLE           0x01
2234 #define EFI_ACPI_6_4_EINJ_SET_ERROR_TYPE                           0x02
2235 #define EFI_ACPI_6_4_EINJ_GET_ERROR_TYPE                           0x03
2236 #define EFI_ACPI_6_4_EINJ_END_OPERATION                            0x04
2237 #define EFI_ACPI_6_4_EINJ_EXECUTE_OPERATION                        0x05
2238 #define EFI_ACPI_6_4_EINJ_CHECK_BUSY_STATUS                        0x06
2239 #define EFI_ACPI_6_4_EINJ_GET_COMMAND_STATUS                       0x07
2240 #define EFI_ACPI_6_4_EINJ_TRIGGER_ERROR                            0xFF
2241
2242 ///
2243 /// EINJ Action Command Status
2244 ///
2245 #define EFI_ACPI_6_4_EINJ_STATUS_SUCCESS                           0x00
2246 #define EFI_ACPI_6_4_EINJ_STATUS_UNKNOWN_FAILURE                   0x01
2247 #define EFI_ACPI_6_4_EINJ_STATUS_INVALID_ACCESS                    0x02
2248
2249 ///
2250 /// EINJ Error Type Definition
2251 ///
2252 #define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_CORRECTABLE                 (1 << 0)
2253 #define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_NONFATAL      (1 << 1)
2254 #define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_FATAL         (1 << 2)
2255 #define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_CORRECTABLE                    (1 << 3)
2256 #define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_UNCORRECTABLE_NONFATAL         (1 << 4)
2257 #define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_UNCORRECTABLE_FATAL            (1 << 5)
2258 #define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_CORRECTABLE               (1 << 6)
2259 #define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_NONFATAL    (1 << 7)
2260 #define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_FATAL       (1 << 8)
2261 #define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_CORRECTABLE                  (1 << 9)
2262 #define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_UNCORRECTABLE_NONFATAL       (1 << 10)
2263 #define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_UNCORRECTABLE_FATAL          (1 << 11)
2264
2265 ///
2266 /// EINJ Injection Instructions
2267 ///
2268 #define EFI_ACPI_6_4_EINJ_READ_REGISTER                            0x00
2269 #define EFI_ACPI_6_4_EINJ_READ_REGISTER_VALUE                      0x01
2270 #define EFI_ACPI_6_4_EINJ_WRITE_REGISTER                           0x02
2271 #define EFI_ACPI_6_4_EINJ_WRITE_REGISTER_VALUE                     0x03
2272 #define EFI_ACPI_6_4_EINJ_NOOP                                     0x04
2273
2274 ///
2275 /// EINJ Instruction Flags
2276 ///
2277 #define EFI_ACPI_6_4_EINJ_PRESERVE_REGISTER                        0x01
2278
2279 ///
2280 /// EINJ Injection Instruction Entry
2281 ///
2282 typedef struct {
2283   UINT8                                    InjectionAction;
2284   UINT8                                    Instruction;
2285   UINT8                                    Flags;
2286   UINT8                                    Reserved0;
2287   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   RegisterRegion;
2288   UINT64                                   Value;
2289   UINT64                                   Mask;
2290 } EFI_ACPI_6_4_EINJ_INJECTION_INSTRUCTION_ENTRY;
2291
2292 ///
2293 /// EINJ Trigger Action Table
2294 ///
2295 typedef struct {
2296   UINT32  HeaderSize;
2297   UINT32  Revision;
2298   UINT32  TableSize;
2299   UINT32  EntryCount;
2300 } EFI_ACPI_6_4_EINJ_TRIGGER_ACTION_TABLE;
2301
2302 ///
2303 /// Platform Communications Channel Table (PCCT)
2304 ///
2305 typedef struct {
2306   EFI_ACPI_DESCRIPTION_HEADER Header;
2307   UINT32                      Flags;
2308   UINT64                      Reserved;
2309 } EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL_TABLE_HEADER;
2310
2311 ///
2312 /// PCCT Version (as defined in ACPI 6.4 spec.)
2313 ///
2314 #define EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL_TABLE_REVISION 0x02
2315
2316 ///
2317 /// PCCT Global Flags
2318 ///
2319 #define EFI_ACPI_6_4_PCCT_FLAGS_PLATFORM_INTERRUPT  BIT0
2320
2321 //
2322 // PCCT Subspace type
2323 //
2324 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_GENERIC                         0x00
2325 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_1_HW_REDUCED_COMMUNICATIONS     0x01
2326 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_2_HW_REDUCED_COMMUNICATIONS     0x02
2327 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_3_EXTENDED_PCC                  0x03
2328 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_4_EXTENDED_PCC                  0x04
2329
2330 ///
2331 /// PCC Subspace Structure Header
2332 ///
2333 typedef struct {
2334   UINT8        Type;
2335   UINT8        Length;
2336 } EFI_ACPI_6_4_PCCT_SUBSPACE_HEADER;
2337
2338 ///
2339 /// Generic Communications Subspace Structure
2340 ///
2341 typedef struct {
2342   UINT8                                    Type;
2343   UINT8                                    Length;
2344   UINT8                                    Reserved[6];
2345   UINT64                                   BaseAddress;
2346   UINT64                                   AddressLength;
2347   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2348   UINT64                                   DoorbellPreserve;
2349   UINT64                                   DoorbellWrite;
2350   UINT32                                   NominalLatency;
2351   UINT32                                   MaximumPeriodicAccessRate;
2352   UINT16                                   MinimumRequestTurnaroundTime;
2353 } EFI_ACPI_6_4_PCCT_SUBSPACE_GENERIC;
2354
2355 ///
2356 /// Generic Communications Channel Shared Memory Region
2357 ///
2358
2359 typedef struct {
2360   UINT8                                    Command;
2361   UINT8                                    Reserved:7;
2362   UINT8                                    NotifyOnCompletion:1;
2363 } EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND;
2364
2365 typedef struct {
2366   UINT8                                    CommandComplete:1;
2367   UINT8                                    PlatformInterrupt:1;
2368   UINT8                                    Error:1;
2369   UINT8                                    PlatformNotification:1;
2370   UINT8                                    Reserved:4;
2371   UINT8                                    Reserved1;
2372 } EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS;
2373
2374 typedef struct {
2375   UINT32                                                    Signature;
2376   EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND    Command;
2377   EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS     Status;
2378 } EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER;
2379
2380 #define EFI_ACPI_6_4_PCCT_SUBSPACE_PLATFORM_INTERRUPT_FLAGS_POLARITY    BIT0
2381 #define EFI_ACPI_6_4_PCCT_SUBSPACE_PLATFORM_INTERRUPT_FLAGS_MODE        BIT1
2382
2383 ///
2384 /// Type 1 HW-Reduced Communications Subspace Structure
2385 ///
2386 typedef struct {
2387   UINT8                                    Type;
2388   UINT8                                    Length;
2389   UINT32                                   PlatformInterrupt;
2390   UINT8                                    PlatformInterruptFlags;
2391   UINT8                                    Reserved;
2392   UINT64                                   BaseAddress;
2393   UINT64                                   AddressLength;
2394   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2395   UINT64                                   DoorbellPreserve;
2396   UINT64                                   DoorbellWrite;
2397   UINT32                                   NominalLatency;
2398   UINT32                                   MaximumPeriodicAccessRate;
2399   UINT16                                   MinimumRequestTurnaroundTime;
2400 } EFI_ACPI_6_4_PCCT_SUBSPACE_1_HW_REDUCED_COMMUNICATIONS;
2401
2402 ///
2403 /// Type 2 HW-Reduced Communications Subspace Structure
2404 ///
2405 typedef struct {
2406   UINT8                                    Type;
2407   UINT8                                    Length;
2408   UINT32                                   PlatformInterrupt;
2409   UINT8                                    PlatformInterruptFlags;
2410   UINT8                                    Reserved;
2411   UINT64                                   BaseAddress;
2412   UINT64                                   AddressLength;
2413   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2414   UINT64                                   DoorbellPreserve;
2415   UINT64                                   DoorbellWrite;
2416   UINT32                                   NominalLatency;
2417   UINT32                                   MaximumPeriodicAccessRate;
2418   UINT16                                   MinimumRequestTurnaroundTime;
2419   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   PlatformInterruptAckRegister;
2420   UINT64                                   PlatformInterruptAckPreserve;
2421   UINT64                                   PlatformInterruptAckWrite;
2422 } EFI_ACPI_6_4_PCCT_SUBSPACE_2_HW_REDUCED_COMMUNICATIONS;
2423
2424 ///
2425 /// Type 3 Extended PCC Subspace Structure
2426 ///
2427 typedef struct {
2428   UINT8                                    Type;
2429   UINT8                                    Length;
2430   UINT32                                   PlatformInterrupt;
2431   UINT8                                    PlatformInterruptFlags;
2432   UINT8                                    Reserved;
2433   UINT64                                   BaseAddress;
2434   UINT32                                   AddressLength;
2435   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2436   UINT64                                   DoorbellPreserve;
2437   UINT64                                   DoorbellWrite;
2438   UINT32                                   NominalLatency;
2439   UINT32                                   MaximumPeriodicAccessRate;
2440   UINT32                                   MinimumRequestTurnaroundTime;
2441   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   PlatformInterruptAckRegister;
2442   UINT64                                   PlatformInterruptAckPreserve;
2443   UINT64                                   PlatformInterruptAckSet;
2444   UINT8                                    Reserved1[8];
2445   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   CommandCompleteCheckRegister;
2446   UINT64                                   CommandCompleteCheckMask;
2447   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   CommandCompleteUpdateRegister;
2448   UINT64                                   CommandCompleteUpdatePreserve;
2449   UINT64                                   CommandCompleteUpdateSet;
2450   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   ErrorStatusRegister;
2451   UINT64                                   ErrorStatusMask;
2452 } EFI_ACPI_6_4_PCCT_SUBSPACE_3_EXTENDED_PCC;
2453
2454 ///
2455 /// Type 4 Extended PCC Subspace Structure
2456 ///
2457 typedef EFI_ACPI_6_4_PCCT_SUBSPACE_3_EXTENDED_PCC EFI_ACPI_6_4_PCCT_SUBSPACE_4_EXTENDED_PCC;
2458
2459 #define EFI_ACPI_6_4_PCCT_MASTER_SLAVE_COMMUNICATIONS_CHANNEL_FLAGS_NOTIFY_ON_COMPLETION BIT0
2460
2461 typedef struct {
2462   UINT32                                    Signature;
2463   UINT32                                    Flags;
2464   UINT32                                    Length;
2465   UINT32                                    Command;
2466 } EFI_ACPI_6_4_PCCT_EXTENDED_PCC_SHARED_MEMORY_REGION_HEADER;
2467
2468 ///
2469 /// Platform Debug Trigger Table (PDTT)
2470 ///
2471 typedef struct {
2472   EFI_ACPI_DESCRIPTION_HEADER   Header;
2473   UINT8                         TriggerCount;
2474   UINT8                         Reserved[3];
2475   UINT32                        TriggerIdentifierArrayOffset;
2476 } EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_HEADER;
2477
2478 ///
2479 /// PDTT Revision (as defined in ACPI 6.4 spec.)
2480 ///
2481 #define EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_REVISION 0x00
2482
2483 ///
2484 /// PDTT Platform Communication Channel Identifier Structure
2485 ///
2486 typedef struct {
2487   UINT16                        SubChannelIdentifer:8;
2488   UINT16                        Runtime:1;
2489   UINT16                        WaitForCompletion:1;
2490   UINT16                        TriggerOrder:1;
2491   UINT16                        Reserved:5;
2492 } EFI_ACPI_6_4_PDTT_PCC_IDENTIFIER;
2493
2494 ///
2495 /// PCC Commands Codes used by Platform Debug Trigger Table
2496 ///
2497 #define EFI_ACPI_6_4_PDTT_PCC_COMMAND_DOORBELL_ONLY     0x00
2498 #define EFI_ACPI_6_4_PDTT_PCC_COMMAND_VENDOR_SPECIFIC   0x01
2499
2500 ///
2501 /// PDTT Platform Communication Channel
2502 ///
2503 typedef EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER EFI_ACPI_6_4_PDTT_PCC;
2504
2505 ///
2506 /// Processor Properties Topology Table (PPTT)
2507 ///
2508 typedef struct {
2509   EFI_ACPI_DESCRIPTION_HEADER   Header;
2510 } EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_HEADER;
2511
2512 ///
2513 /// PPTT Revision (as defined in ACPI 6.4 spec.)
2514 ///
2515 #define EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_REVISION 0x02
2516
2517 ///
2518 /// PPTT types
2519 ///
2520 #define EFI_ACPI_6_4_PPTT_TYPE_PROCESSOR     0x00
2521 #define EFI_ACPI_6_4_PPTT_TYPE_CACHE         0x01
2522 #define EFI_ACPI_6_4_PPTT_TYPE_ID            0x02
2523
2524 ///
2525 /// PPTT Structure Header
2526 ///
2527 typedef struct {
2528   UINT8                         Type;
2529   UINT8                         Length;
2530   UINT8                         Reserved[2];
2531 } EFI_ACPI_6_4_PPTT_STRUCTURE_HEADER;
2532
2533 ///
2534 /// For PPTT struct processor flags
2535 ///
2536 #define EFI_ACPI_6_4_PPTT_PACKAGE_NOT_PHYSICAL          0x0
2537 #define EFI_ACPI_6_4_PPTT_PACKAGE_PHYSICAL              0x1
2538 #define EFI_ACPI_6_4_PPTT_PROCESSOR_ID_INVALID          0x0
2539 #define EFI_ACPI_6_4_PPTT_PROCESSOR_ID_VALID            0x1
2540 #define EFI_ACPI_6_4_PPTT_PROCESSOR_IS_NOT_THREAD       0x0
2541 #define EFI_ACPI_6_4_PPTT_PROCESSOR_IS_THREAD           0x1
2542 #define EFI_ACPI_6_4_PPTT_NODE_IS_NOT_LEAF              0x0
2543 #define EFI_ACPI_6_4_PPTT_NODE_IS_LEAF                  0x1
2544 #define EFI_ACPI_6_4_PPTT_IMPLEMENTATION_NOT_IDENTICAL  0x0
2545 #define EFI_ACPI_6_4_PPTT_IMPLEMENTATION_IDENTICAL      0x1
2546
2547 ///
2548 /// Processor hierarchy node structure flags
2549 ///
2550 typedef struct {
2551   UINT32                        PhysicalPackage:1;
2552   UINT32                        AcpiProcessorIdValid:1;
2553   UINT32                        ProcessorIsAThread:1;
2554   UINT32                        NodeIsALeaf:1;
2555   UINT32                        IdenticalImplementation:1;
2556   UINT32                        Reserved:27;
2557 } EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR_FLAGS;
2558
2559 ///
2560 /// Processor hierarchy node structure
2561 ///
2562 typedef struct {
2563   UINT8                                         Type;
2564   UINT8                                         Length;
2565   UINT8                                         Reserved[2];
2566   EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR_FLAGS   Flags;
2567   UINT32                                        Parent;
2568   UINT32                                        AcpiProcessorId;
2569   UINT32                                        NumberOfPrivateResources;
2570 } EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR;
2571
2572 ///
2573 /// For PPTT struct cache flags
2574 ///
2575 #define EFI_ACPI_6_4_PPTT_CACHE_SIZE_INVALID        0x0
2576 #define EFI_ACPI_6_4_PPTT_CACHE_SIZE_VALID          0x1
2577 #define EFI_ACPI_6_4_PPTT_NUMBER_OF_SETS_INVALID    0x0
2578 #define EFI_ACPI_6_4_PPTT_NUMBER_OF_SETS_VALID      0x1
2579 #define EFI_ACPI_6_4_PPTT_ASSOCIATIVITY_INVALID     0x0
2580 #define EFI_ACPI_6_4_PPTT_ASSOCIATIVITY_VALID       0x1
2581 #define EFI_ACPI_6_4_PPTT_ALLOCATION_TYPE_INVALID   0x0
2582 #define EFI_ACPI_6_4_PPTT_ALLOCATION_TYPE_VALID     0x1
2583 #define EFI_ACPI_6_4_PPTT_CACHE_TYPE_INVALID        0x0
2584 #define EFI_ACPI_6_4_PPTT_CACHE_TYPE_VALID          0x1
2585 #define EFI_ACPI_6_4_PPTT_WRITE_POLICY_INVALID      0x0
2586 #define EFI_ACPI_6_4_PPTT_WRITE_POLICY_VALID        0x1
2587 #define EFI_ACPI_6_4_PPTT_LINE_SIZE_INVALID         0x0
2588 #define EFI_ACPI_6_4_PPTT_LINE_SIZE_VALID           0x1
2589
2590 ///
2591 /// Cache Type Structure flags
2592 ///
2593 typedef struct {
2594   UINT32                        SizePropertyValid:1;
2595   UINT32                        NumberOfSetsValid:1;
2596   UINT32                        AssociativityValid:1;
2597   UINT32                        AllocationTypeValid:1;
2598   UINT32                        CacheTypeValid:1;
2599   UINT32                        WritePolicyValid:1;
2600   UINT32                        LineSizeValid:1;
2601   UINT32                        Reserved:25;
2602 } EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_FLAGS;
2603
2604 ///
2605 /// For cache attributes
2606 ///
2607 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_READ            0x0
2608 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_WRITE           0x1
2609 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_READ_WRITE      0x2
2610 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_DATA            0x0
2611 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_INSTRUCTION     0x1
2612 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_UNIFIED         0x2
2613 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK    0x0
2614 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_THROUGH 0x1
2615
2616 ///
2617 /// Cache Type Structure cache attributes
2618 ///
2619 typedef struct {
2620   UINT8                         AllocationType:2;
2621   UINT8                         CacheType:2;
2622   UINT8                         WritePolicy:1;
2623   UINT8                         Reserved:3;
2624 } EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_ATTRIBUTES;
2625
2626 ///
2627 /// Cache Type Structure
2628 ///
2629 typedef struct {
2630   UINT8                                         Type;
2631   UINT8                                         Length;
2632   UINT8                                         Reserved[2];
2633   EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_FLAGS       Flags;
2634   UINT32                                        NextLevelOfCache;
2635   UINT32                                        Size;
2636   UINT32                                        NumberOfSets;
2637   UINT8                                         Associativity;
2638   EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_ATTRIBUTES  Attributes;
2639   UINT16                                        LineSize;
2640 } EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE;
2641
2642 ///
2643 /// ID structure
2644 ///
2645 typedef struct {
2646   UINT8                         Type;
2647   UINT8                         Length;
2648   UINT8                         Reserved[2];
2649   UINT32                        VendorId;
2650   UINT64                        Level1Id;
2651   UINT64                        Level2Id;
2652   UINT16                        MajorRev;
2653   UINT16                        MinorRev;
2654   UINT16                        SpinRev;
2655 } EFI_ACPI_6_4_PPTT_STRUCTURE_ID;
2656
2657 //
2658 // Known table signatures
2659 //
2660
2661 ///
2662 /// "RSD PTR " Root System Description Pointer
2663 ///
2664 #define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE  SIGNATURE_64('R', 'S', 'D', ' ', 'P', 'T', 'R', ' ')
2665
2666 ///
2667 /// "APIC" Multiple APIC Description Table
2668 ///
2669 #define EFI_ACPI_6_4_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('A', 'P', 'I', 'C')
2670
2671 ///
2672 /// "BERT" Boot Error Record Table
2673 ///
2674 #define EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_SIGNATURE  SIGNATURE_32('B', 'E', 'R', 'T')
2675
2676 ///
2677 /// "BGRT" Boot Graphics Resource Table
2678 ///
2679 #define EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE_SIGNATURE  SIGNATURE_32('B', 'G', 'R', 'T')
2680
2681 ///
2682 /// "CDIT" Component Distance Information Table
2683 ///
2684 #define EFI_ACPI_6_4_COMPONENT_DISTANCE_INFORMATION_TABLE_SIGNATURE  SIGNATURE_32('C', 'D', 'I', 'T')
2685
2686 ///
2687 /// "CPEP" Corrected Platform Error Polling Table
2688 ///
2689 #define EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_SIGNATURE  SIGNATURE_32('C', 'P', 'E', 'P')
2690
2691 ///
2692 /// "CRAT" Component Resource Attribute Table
2693 ///
2694 #define EFI_ACPI_6_4_COMPONENT_RESOURCE_ATTRIBUTE_TABLE_SIGNATURE  SIGNATURE_32('C', 'R', 'A', 'T')
2695
2696 ///
2697 /// "DSDT" Differentiated System Description Table
2698 ///
2699 #define EFI_ACPI_6_4_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('D', 'S', 'D', 'T')
2700
2701 ///
2702 /// "ECDT" Embedded Controller Boot Resources Table
2703 ///
2704 #define EFI_ACPI_6_4_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_SIGNATURE  SIGNATURE_32('E', 'C', 'D', 'T')
2705
2706 ///
2707 /// "EINJ" Error Injection Table
2708 ///
2709 #define EFI_ACPI_6_4_ERROR_INJECTION_TABLE_SIGNATURE  SIGNATURE_32('E', 'I', 'N', 'J')
2710
2711 ///
2712 /// "ERST" Error Record Serialization Table
2713 ///
2714 #define EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_SIGNATURE  SIGNATURE_32('E', 'R', 'S', 'T')
2715
2716 ///
2717 /// "FACP" Fixed ACPI Description Table
2718 ///
2719 #define EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('F', 'A', 'C', 'P')
2720
2721 ///
2722 /// "FACS" Firmware ACPI Control Structure
2723 ///
2724 #define EFI_ACPI_6_4_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE  SIGNATURE_32('F', 'A', 'C', 'S')
2725
2726 ///
2727 /// "FPDT" Firmware Performance Data Table
2728 ///
2729 #define EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_DATA_TABLE_SIGNATURE  SIGNATURE_32('F', 'P', 'D', 'T')
2730
2731 ///
2732 /// "GTDT" Generic Timer Description Table
2733 ///
2734 #define EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('G', 'T', 'D', 'T')
2735
2736 ///
2737 /// "HEST" Hardware Error Source Table
2738 ///
2739 #define EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_SIGNATURE  SIGNATURE_32('H', 'E', 'S', 'T')
2740
2741 ///
2742 /// "HMAT" Heterogeneous Memory Attribute Table
2743 ///
2744 #define EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_SIGNATURE  SIGNATURE_32('H', 'M', 'A', 'T')
2745
2746 ///
2747 /// "MPST" Memory Power State Table
2748 ///
2749 #define EFI_ACPI_6_4_MEMORY_POWER_STATE_TABLE_SIGNATURE  SIGNATURE_32('M', 'P', 'S', 'T')
2750
2751 ///
2752 /// "MSCT" Maximum System Characteristics Table
2753 ///
2754 #define EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_SIGNATURE  SIGNATURE_32('M', 'S', 'C', 'T')
2755
2756 ///
2757 /// "NFIT" NVDIMM Firmware Interface Table
2758 ///
2759 #define EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('N', 'F', 'I', 'T')
2760
2761 ///
2762 /// "PDTT" Platform Debug Trigger Table
2763 ///
2764 #define EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('P', 'D', 'T', 'T')
2765
2766 ///
2767 /// "PMTT" Platform Memory Topology Table
2768 ///
2769 #define EFI_ACPI_6_4_PLATFORM_MEMORY_TOPOLOGY_TABLE_SIGNATURE  SIGNATURE_32('P', 'M', 'T', 'T')
2770
2771 ///
2772 /// "PPTT" Processor Properties Topology Table
2773 ///
2774 #define EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('P', 'P', 'T', 'T')
2775
2776 ///
2777 /// "PSDT" Persistent System Description Table
2778 ///
2779 #define EFI_ACPI_6_4_PERSISTENT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('P', 'S', 'D', 'T')
2780
2781 ///
2782 /// "RASF" ACPI RAS Feature Table
2783 ///
2784 #define EFI_ACPI_6_4_ACPI_RAS_FEATURE_TABLE_SIGNATURE  SIGNATURE_32('R', 'A', 'S', 'F')
2785
2786 ///
2787 /// "RSDT" Root System Description Table
2788 ///
2789 #define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('R', 'S', 'D', 'T')
2790
2791 ///
2792 /// "SBST" Smart Battery Specification Table
2793 ///
2794 #define EFI_ACPI_6_4_SMART_BATTERY_SPECIFICATION_TABLE_SIGNATURE  SIGNATURE_32('S', 'B', 'S', 'T')
2795
2796 ///
2797 /// "SDEV" Secure DEVices Table
2798 ///
2799 #define EFI_ACPI_6_4_SECURE_DEVICES_TABLE_SIGNATURE  SIGNATURE_32('S', 'D', 'E', 'V')
2800
2801 ///
2802 /// "SLIT" System Locality Information Table
2803 ///
2804 #define EFI_ACPI_6_4_SYSTEM_LOCALITY_INFORMATION_TABLE_SIGNATURE  SIGNATURE_32('S', 'L', 'I', 'T')
2805
2806 ///
2807 /// "SRAT" System Resource Affinity Table
2808 ///
2809 #define EFI_ACPI_6_4_SYSTEM_RESOURCE_AFFINITY_TABLE_SIGNATURE  SIGNATURE_32('S', 'R', 'A', 'T')
2810
2811 ///
2812 /// "SSDT" Secondary System Description Table
2813 ///
2814 #define EFI_ACPI_6_4_SECONDARY_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('S', 'S', 'D', 'T')
2815
2816 ///
2817 /// "XSDT" Extended System Description Table
2818 ///
2819 #define EFI_ACPI_6_4_EXTENDED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('X', 'S', 'D', 'T')
2820
2821 ///
2822 /// "BOOT" MS Simple Boot Spec
2823 ///
2824 #define EFI_ACPI_6_4_SIMPLE_BOOT_FLAG_TABLE_SIGNATURE  SIGNATURE_32('B', 'O', 'O', 'T')
2825
2826 ///
2827 /// "CSRT" MS Core System Resource Table
2828 ///
2829 #define EFI_ACPI_6_4_CORE_SYSTEM_RESOURCE_TABLE_SIGNATURE  SIGNATURE_32('C', 'S', 'R', 'T')
2830
2831 ///
2832 /// "DBG2" MS Debug Port 2 Spec
2833 ///
2834 #define EFI_ACPI_6_4_DEBUG_PORT_2_TABLE_SIGNATURE  SIGNATURE_32('D', 'B', 'G', '2')
2835
2836 ///
2837 /// "DBGP" MS Debug Port Spec
2838 ///
2839 #define EFI_ACPI_6_4_DEBUG_PORT_TABLE_SIGNATURE  SIGNATURE_32('D', 'B', 'G', 'P')
2840
2841 ///
2842 /// "DMAR" DMA Remapping Table
2843 ///
2844 #define EFI_ACPI_6_4_DMA_REMAPPING_TABLE_SIGNATURE  SIGNATURE_32('D', 'M', 'A', 'R')
2845
2846 ///
2847 /// "DPPT" DMA Protection Policy Table
2848 ///
2849 #define EFI_ACPI_6_4_DMA_PROTECTION_POLICY_TABLE_SIGNATURE  SIGNATURE_32('D', 'P', 'P', 'T')
2850
2851 ///
2852 /// "DRTM" Dynamic Root of Trust for Measurement Table
2853 ///
2854 #define EFI_ACPI_6_4_DYNAMIC_ROOT_OF_TRUST_FOR_MEASUREMENT_TABLE_SIGNATURE  SIGNATURE_32('D', 'R', 'T', 'M')
2855
2856 ///
2857 /// "ETDT" Event Timer Description Table
2858 ///
2859 #define EFI_ACPI_6_4_EVENT_TIMER_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('E', 'T', 'D', 'T')
2860
2861 ///
2862 /// "HPET" IA-PC High Precision Event Timer Table
2863 ///
2864 #define EFI_ACPI_6_4_HIGH_PRECISION_EVENT_TIMER_TABLE_SIGNATURE  SIGNATURE_32('H', 'P', 'E', 'T')
2865
2866 ///
2867 /// "iBFT" iSCSI Boot Firmware Table
2868 ///
2869 #define EFI_ACPI_6_4_ISCSI_BOOT_FIRMWARE_TABLE_SIGNATURE  SIGNATURE_32('i', 'B', 'F', 'T')
2870
2871 ///
2872 /// "IORT" I/O Remapping Table
2873 ///
2874 #define EFI_ACPI_6_4_IO_REMAPPING_TABLE_SIGNATURE  SIGNATURE_32('I', 'O', 'R', 'T')
2875
2876 ///
2877 /// "IVRS" I/O Virtualization Reporting Structure
2878 ///
2879 #define EFI_ACPI_6_4_IO_VIRTUALIZATION_REPORTING_STRUCTURE_SIGNATURE  SIGNATURE_32('I', 'V', 'R', 'S')
2880
2881 ///
2882 /// "LPIT" Low Power Idle Table
2883 ///
2884 #define EFI_ACPI_6_4_LOW_POWER_IDLE_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('L', 'P', 'I', 'T')
2885
2886 ///
2887 /// "MCFG" PCI Express Memory Mapped Configuration Space Base Address Description Table
2888 ///
2889 #define EFI_ACPI_6_4_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('M', 'C', 'F', 'G')
2890
2891 ///
2892 /// "MCHI" Management Controller Host Interface Table
2893 ///
2894 #define EFI_ACPI_6_4_MANAGEMENT_CONTROLLER_HOST_INTERFACE_TABLE_SIGNATURE  SIGNATURE_32('M', 'C', 'H', 'I')
2895
2896 ///
2897 /// "MSDM" MS Data Management Table
2898 ///
2899 #define EFI_ACPI_6_4_DATA_MANAGEMENT_TABLE_SIGNATURE  SIGNATURE_32('M', 'S', 'D', 'M')
2900
2901 ///
2902 /// "PCCT" Platform Communications Channel Table
2903 ///
2904 #define EFI_ACPI_6_4_PLATFORM_COMMUNICATIONS_CHANNEL_TABLE_SIGNATURE  SIGNATURE_32('P', 'C', 'C', 'T')
2905
2906 ///
2907 /// "SDEI" Software Delegated Exceptions Interface Table
2908 ///
2909 #define EFI_ACPI_6_4_SOFTWARE_DELEGATED_EXCEPTIONS_INTERFACE_TABLE_SIGNATURE  SIGNATURE_32('S', 'D', 'E', 'I')
2910
2911 ///
2912 /// "SLIC" MS Software Licensing Table Specification
2913 ///
2914 #define EFI_ACPI_6_4_SOFTWARE_LICENSING_TABLE_SIGNATURE  SIGNATURE_32('S', 'L', 'I', 'C')
2915
2916 ///
2917 /// "SPCR" Serial Port Concole Redirection Table
2918 ///
2919 #define EFI_ACPI_6_4_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE  SIGNATURE_32('S', 'P', 'C', 'R')
2920
2921 ///
2922 /// "SPMI" Server Platform Management Interface Table
2923 ///
2924 #define EFI_ACPI_6_4_SERVER_PLATFORM_MANAGEMENT_INTERFACE_TABLE_SIGNATURE  SIGNATURE_32('S', 'P', 'M', 'I')
2925
2926 ///
2927 /// "STAO" _STA Override Table
2928 ///
2929 #define EFI_ACPI_6_4_STA_OVERRIDE_TABLE_SIGNATURE  SIGNATURE_32('S', 'T', 'A', 'O')
2930
2931 ///
2932 /// "TCPA" Trusted Computing Platform Alliance Capabilities Table
2933 ///
2934 #define EFI_ACPI_6_4_TRUSTED_COMPUTING_PLATFORM_ALLIANCE_CAPABILITIES_TABLE_SIGNATURE  SIGNATURE_32('T', 'C', 'P', 'A')
2935
2936 ///
2937 /// "TPM2" Trusted Computing Platform 1 Table
2938 ///
2939 #define EFI_ACPI_6_4_TRUSTED_COMPUTING_PLATFORM_2_TABLE_SIGNATURE  SIGNATURE_32('T', 'P', 'M', '2')
2940
2941 ///
2942 /// "UEFI" UEFI ACPI Data Table
2943 ///
2944 #define EFI_ACPI_6_4_UEFI_ACPI_DATA_TABLE_SIGNATURE  SIGNATURE_32('U', 'E', 'F', 'I')
2945
2946 ///
2947 /// "WAET" Windows ACPI Emulated Devices Table
2948 ///
2949 #define EFI_ACPI_6_4_WINDOWS_ACPI_EMULATED_DEVICES_TABLE_SIGNATURE  SIGNATURE_32('W', 'A', 'E', 'T')
2950
2951 ///
2952 /// "WDAT" Watchdog Action Table
2953 ///
2954 #define EFI_ACPI_6_4_WATCHDOG_ACTION_TABLE_SIGNATURE  SIGNATURE_32('W', 'D', 'A', 'T')
2955
2956 ///
2957 /// "WDRT" Watchdog Resource Table
2958 ///
2959 #define EFI_ACPI_6_4_WATCHDOG_RESOURCE_TABLE_SIGNATURE  SIGNATURE_32('W', 'D', 'R', 'T')
2960
2961 ///
2962 /// "WPBT" MS Platform Binary Table
2963 ///
2964 #define EFI_ACPI_6_4_PLATFORM_BINARY_TABLE_SIGNATURE  SIGNATURE_32('W', 'P', 'B', 'T')
2965
2966 ///
2967 /// "WSMT" Windows SMM Security Mitigation Table
2968 ///
2969 #define EFI_ACPI_6_4_WINDOWS_SMM_SECURITY_MITIGATION_TABLE_SIGNATURE  SIGNATURE_32('W', 'S', 'M', 'T')
2970
2971 ///
2972 /// "XENV" Xen Project Table
2973 ///
2974 #define EFI_ACPI_6_4_XEN_PROJECT_TABLE_SIGNATURE  SIGNATURE_32('X', 'E', 'N', 'V')
2975
2976 #pragma pack()
2977
2978 #endif