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_GUID_VOLATILE_MEMORY_REGION                             { 0x7305944F, 0xFDDA, 0x44E3, { 0xB1, 0x6C, 0x3F, 0x22, 0xD2, 0x52, 0xE5, 0xD0 }}
1480 #define EFI_ACPI_6_4_NFIT_GUID_BYTE_ADDRESSABLE_PERSISTENT_MEMORY_REGION          { 0x66F0D379, 0xB4F3, 0x4074, { 0xAC, 0x43, 0x0D, 0x33, 0x18, 0xB7, 0x8C, 0xDB }}
1481 #define EFI_ACPI_6_4_NFIT_GUID_NVDIMM_CONTROL_REGION                              { 0x92F701F6, 0x13B4, 0x405D, { 0x91, 0x0B, 0x29, 0x93, 0x67, 0xE8, 0x23, 0x4C }}
1482 #define EFI_ACPI_6_4_NFIT_GUID_NVDIMM_BLOCK_DATA_WINDOW_REGION                    { 0x91AF0530, 0x5D86, 0x470E, { 0xA6, 0xB0, 0x0A, 0x2D, 0xB9, 0x40, 0x82, 0x49 }}
1483 #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 }}
1484 #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 }}
1485 #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 }}
1486 #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 }}
1487 typedef struct {
1488   UINT16                                      Type;
1489   UINT16                                      Length;
1490   UINT16                                      SPARangeStructureIndex;
1491   UINT16                                      Flags;
1492   UINT32                                      Reserved_8;
1493   UINT32                                      ProximityDomain;
1494   GUID                                        AddressRangeTypeGUID;
1495   UINT64                                      SystemPhysicalAddressRangeBase;
1496   UINT64                                      SystemPhysicalAddressRangeLength;
1497   UINT64                                      AddressRangeMemoryMappingAttribute;
1498 } EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE;
1499
1500 //
1501 // Definition for Memory Device to System Physical Address Range Mapping Structure
1502 //
1503 typedef struct {
1504   UINT32                                      DIMMNumber:4;
1505   UINT32                                      MemoryChannelNumber:4;
1506   UINT32                                      MemoryControllerID:4;
1507   UINT32                                      SocketID:4;
1508   UINT32                                      NodeControllerID:12;
1509   UINT32                                      Reserved_28:4;
1510 } EFI_ACPI_6_4_NFIT_DEVICE_HANDLE;
1511
1512 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_PREVIOUS_SAVE_FAIL                                      BIT0
1513 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_LAST_RESTORE_FAIL                                       BIT1
1514 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_PLATFORM_FLUSH_FAIL                                     BIT2
1515 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_NOT_ARMED_PRIOR_TO_OSPM_HAND_OFF                        BIT3
1516 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_SMART_HEALTH_EVENTS_PRIOR_OSPM_HAND_OFF                 BIT4
1517 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_FIRMWARE_ENABLED_TO_NOTIFY_OSPM_ON_SMART_HEALTH_EVENTS  BIT5
1518 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_FIRMWARE_NOT_MAP_NVDIMM_TO_SPA                          BIT6
1519 typedef struct {
1520   UINT16                                      Type;
1521   UINT16                                      Length;
1522   EFI_ACPI_6_4_NFIT_DEVICE_HANDLE             NFITDeviceHandle;
1523   UINT16                                      NVDIMMPhysicalID;
1524   UINT16                                      NVDIMMRegionID;
1525   UINT16                                      SPARangeStructureIndex ;
1526   UINT16                                      NVDIMMControlRegionStructureIndex;
1527   UINT64                                      NVDIMMRegionSize;
1528   UINT64                                      RegionOffset;
1529   UINT64                                      NVDIMMPhysicalAddressRegionBase;
1530   UINT16                                      InterleaveStructureIndex;
1531   UINT16                                      InterleaveWays;
1532   UINT16                                      NVDIMMStateFlags;
1533   UINT16                                      Reserved_46;
1534 } EFI_ACPI_6_4_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE;
1535
1536 //
1537 // Definition for Interleave Structure
1538 //
1539 typedef struct {
1540   UINT16                                      Type;
1541   UINT16                                      Length;
1542   UINT16                                      InterleaveStructureIndex;
1543   UINT16                                      Reserved_6;
1544   UINT32                                      NumberOfLines;
1545   UINT32                                      LineSize;
1546 //UINT32                                      LineOffset[NumberOfLines];
1547 } EFI_ACPI_6_4_NFIT_INTERLEAVE_STRUCTURE;
1548
1549 //
1550 // Definition for SMBIOS Management Information Structure
1551 //
1552 typedef struct {
1553   UINT16                                      Type;
1554   UINT16                                      Length;
1555   UINT32                                      Reserved_4;
1556 //UINT8                                       Data[];
1557 } EFI_ACPI_6_4_NFIT_SMBIOS_MANAGEMENT_INFORMATION_STRUCTURE;
1558
1559 //
1560 // Definition for NVDIMM Control Region Structure
1561 //
1562 #define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_VALID_FIELDS_MANUFACTURING           BIT0
1563
1564 #define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_FLAGS_BLOCK_DATA_WINDOWS_BUFFERED    BIT0
1565 typedef struct {
1566   UINT16                                      Type;
1567   UINT16                                      Length;
1568   UINT16                                      NVDIMMControlRegionStructureIndex;
1569   UINT16                                      VendorID;
1570   UINT16                                      DeviceID;
1571   UINT16                                      RevisionID;
1572   UINT16                                      SubsystemVendorID;
1573   UINT16                                      SubsystemDeviceID;
1574   UINT16                                      SubsystemRevisionID;
1575   UINT8                                       ValidFields;
1576   UINT8                                       ManufacturingLocation;
1577   UINT16                                      ManufacturingDate;
1578   UINT8                                       Reserved_22[2];
1579   UINT32                                      SerialNumber;
1580   UINT16                                      RegionFormatInterfaceCode;
1581   UINT16                                      NumberOfBlockControlWindows;
1582   UINT64                                      SizeOfBlockControlWindow;
1583   UINT64                                      CommandRegisterOffsetInBlockControlWindow;
1584   UINT64                                      SizeOfCommandRegisterInBlockControlWindows;
1585   UINT64                                      StatusRegisterOffsetInBlockControlWindow;
1586   UINT64                                      SizeOfStatusRegisterInBlockControlWindows;
1587   UINT16                                      NVDIMMControlRegionFlag;
1588   UINT8                                       Reserved_74[6];
1589 } EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE;
1590
1591 //
1592 // Definition for NVDIMM Block Data Window Region Structure
1593 //
1594 typedef struct {
1595   UINT16                                      Type;
1596   UINT16                                      Length;
1597   UINT16                                      NVDIMMControlRegionStructureIndex;
1598   UINT16                                      NumberOfBlockDataWindows;
1599   UINT64                                      BlockDataWindowStartOffset;
1600   UINT64                                      SizeOfBlockDataWindow;
1601   UINT64                                      BlockAccessibleMemoryCapacity;
1602   UINT64                                      BeginningAddressOfFirstBlockInBlockAccessibleMemory;
1603 } EFI_ACPI_6_4_NFIT_NVDIMM_BLOCK_DATA_WINDOW_REGION_STRUCTURE;
1604
1605 //
1606 // Definition for Flush Hint Address Structure
1607 //
1608 typedef struct {
1609   UINT16                                      Type;
1610   UINT16                                      Length;
1611   EFI_ACPI_6_4_NFIT_DEVICE_HANDLE             NFITDeviceHandle;
1612   UINT16                                      NumberOfFlushHintAddresses;
1613   UINT8                                       Reserved_10[6];
1614 //UINT64                                      FlushHintAddress[NumberOfFlushHintAddresses];
1615 } EFI_ACPI_6_4_NFIT_FLUSH_HINT_ADDRESS_STRUCTURE;
1616
1617 ///
1618 /// Secure DEVices Table (SDEV)
1619 ///
1620 typedef struct {
1621   EFI_ACPI_DESCRIPTION_HEADER   Header;
1622 } EFI_ACPI_6_4_SECURE_DEVICES_TABLE_HEADER;
1623
1624 ///
1625 /// SDEV Revision (as defined in ACPI 6.4 spec.)
1626 ///
1627 #define EFI_ACPI_6_4_SECURE_DEVICES_TABLE_REVISION      0x01
1628
1629 ///
1630 /// Secure Devcice types
1631 ///
1632 #define EFI_ACPI_6_4_SDEV_TYPE_PCIE_ENDPOINT_DEVICE     0x01
1633 #define EFI_ACPI_6_4_SDEV_TYPE_ACPI_NAMESPACE_DEVICE    0x00
1634
1635 ///
1636 /// Secure Devcice flags
1637 ///
1638 #define EFI_ACPI_6_4_SDEV_FLAG_ALLOW_HANDOFF            BIT0
1639
1640 ///
1641 /// SDEV Structure Header
1642 ///
1643 typedef struct {
1644   UINT8                         Type;
1645   UINT8                         Flags;
1646   UINT16                        Length;
1647 } EFI_ACPI_6_4_SDEV_STRUCTURE_HEADER;
1648
1649 ///
1650 /// PCIe Endpoint Device based Secure Device Structure
1651 ///
1652 typedef struct {
1653   UINT8                         Type;
1654   UINT8                         Flags;
1655   UINT16                        Length;
1656   UINT16                        PciSegmentNumber;
1657   UINT16                        StartBusNumber;
1658   UINT16                        PciPathOffset;
1659   UINT16                        PciPathLength;
1660   UINT16                        VendorSpecificDataOffset;
1661   UINT16                        VendorSpecificDataLength;
1662 } EFI_ACPI_6_4_SDEV_STRUCTURE_PCIE_ENDPOINT_DEVICE;
1663
1664 ///
1665 /// ACPI_NAMESPACE_DEVICE based Secure Device Structure
1666 ///
1667 typedef struct {
1668   UINT8                         Type;
1669   UINT8                         Flags;
1670   UINT16                        Length;
1671   UINT16                        DeviceIdentifierOffset;
1672   UINT16                        DeviceIdentifierLength;
1673   UINT16                        VendorSpecificDataOffset;
1674   UINT16                        VendorSpecificDataLength;
1675 } EFI_ACPI_6_4_SDEV_STRUCTURE_ACPI_NAMESPACE_DEVICE;
1676
1677 ///
1678 /// Boot Error Record Table (BERT)
1679 ///
1680 typedef struct {
1681   EFI_ACPI_DESCRIPTION_HEADER Header;
1682   UINT32                      BootErrorRegionLength;
1683   UINT64                      BootErrorRegion;
1684 } EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_HEADER;
1685
1686 ///
1687 /// BERT Version (as defined in ACPI 6.4 spec.)
1688 ///
1689 #define EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_REVISION 0x01
1690
1691 ///
1692 /// Boot Error Region Block Status Definition
1693 ///
1694 typedef struct {
1695   UINT32       UncorrectableErrorValid:1;
1696   UINT32       CorrectableErrorValid:1;
1697   UINT32       MultipleUncorrectableErrors:1;
1698   UINT32       MultipleCorrectableErrors:1;
1699   UINT32       ErrorDataEntryCount:10;
1700   UINT32       Reserved:18;
1701 } EFI_ACPI_6_4_ERROR_BLOCK_STATUS;
1702
1703 ///
1704 /// Boot Error Region Definition
1705 ///
1706 typedef struct {
1707   EFI_ACPI_6_4_ERROR_BLOCK_STATUS              BlockStatus;
1708   UINT32                                       RawDataOffset;
1709   UINT32                                       RawDataLength;
1710   UINT32                                       DataLength;
1711   UINT32                                       ErrorSeverity;
1712 } EFI_ACPI_6_4_BOOT_ERROR_REGION_STRUCTURE;
1713
1714 //
1715 // Boot Error Severity types
1716 //
1717 #define EFI_ACPI_6_4_ERROR_SEVERITY_CORRECTABLE  0x00
1718 #define EFI_ACPI_6_4_ERROR_SEVERITY_FATAL        0x01
1719 #define EFI_ACPI_6_4_ERROR_SEVERITY_CORRECTED    0x02
1720 #define EFI_ACPI_6_4_ERROR_SEVERITY_NONE         0x03
1721
1722 ///
1723 /// Generic Error Data Entry Definition
1724 ///
1725 typedef struct {
1726   UINT8    SectionType[16];
1727   UINT32   ErrorSeverity;
1728   UINT16   Revision;
1729   UINT8    ValidationBits;
1730   UINT8    Flags;
1731   UINT32   ErrorDataLength;
1732   UINT8    FruId[16];
1733   UINT8    FruText[20];
1734   UINT8    Timestamp[8];
1735 } EFI_ACPI_6_4_GENERIC_ERROR_DATA_ENTRY_STRUCTURE;
1736
1737 ///
1738 /// Generic Error Data Entry Version (as defined in ACPI 6.4 spec.)
1739 ///
1740 #define EFI_ACPI_6_4_GENERIC_ERROR_DATA_ENTRY_REVISION  0x0300
1741
1742 ///
1743 /// HEST - Hardware Error Source Table
1744 ///
1745 typedef struct {
1746   EFI_ACPI_DESCRIPTION_HEADER Header;
1747   UINT32                      ErrorSourceCount;
1748 } EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_HEADER;
1749
1750 ///
1751 /// HEST Version (as defined in ACPI 6.4 spec.)
1752 ///
1753 #define EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_REVISION 0x01
1754
1755 //
1756 // Error Source structure types.
1757 //
1758 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION  0x00
1759 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK  0x01
1760 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_NMI_ERROR                0x02
1761 #define EFI_ACPI_6_4_PCI_EXPRESS_ROOT_PORT_AER                  0x06
1762 #define EFI_ACPI_6_4_PCI_EXPRESS_DEVICE_AER                     0x07
1763 #define EFI_ACPI_6_4_PCI_EXPRESS_BRIDGE_AER                     0x08
1764 #define EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR                     0x09
1765 #define EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_VERSION_2           0x0A
1766 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_DEFERRED_MACHINE_CHECK   0x0B
1767
1768 //
1769 // Error Source structure flags.
1770 //
1771 #define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_FIRMWARE_FIRST       (1 << 0)
1772 #define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_GLOBAL               (1 << 1)
1773 #define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_GHES_ASSIST          (1 << 2)
1774
1775 ///
1776 /// IA-32 Architecture Machine Check Exception Structure Definition
1777 ///
1778 typedef struct {
1779   UINT16  Type;
1780   UINT16  SourceId;
1781   UINT8   Reserved0[2];
1782   UINT8   Flags;
1783   UINT8   Enabled;
1784   UINT32  NumberOfRecordsToPreAllocate;
1785   UINT32  MaxSectionsPerRecord;
1786   UINT64  GlobalCapabilityInitData;
1787   UINT64  GlobalControlInitData;
1788   UINT8   NumberOfHardwareBanks;
1789   UINT8   Reserved1[7];
1790 } EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION_STRUCTURE;
1791
1792 ///
1793 /// IA-32 Architecture Machine Check Bank Structure Definition
1794 ///
1795 typedef struct {
1796   UINT8   BankNumber;
1797   UINT8   ClearStatusOnInitialization;
1798   UINT8   StatusDataFormat;
1799   UINT8   Reserved0;
1800   UINT32  ControlRegisterMsrAddress;
1801   UINT64  ControlInitData;
1802   UINT32  StatusRegisterMsrAddress;
1803   UINT32  AddressRegisterMsrAddress;
1804   UINT32  MiscRegisterMsrAddress;
1805 } EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_BANK_STRUCTURE;
1806
1807 ///
1808 /// IA-32 Architecture Machine Check Bank Structure MCA data format
1809 ///
1810 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_IA32      0x00
1811 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_INTEL64   0x01
1812 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_AMD64     0x02
1813
1814 //
1815 // Hardware Error Notification types. All other values are reserved
1816 //
1817 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_POLLED                         0x00
1818 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_EXTERNAL_INTERRUPT             0x01
1819 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_LOCAL_INTERRUPT                0x02
1820 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_SCI                            0x03
1821 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_NMI                            0x04
1822 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CMCI                           0x05
1823 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_MCE                            0x06
1824 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_GPIO_SIGNAL                    0x07
1825 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_ARMV8_SEA                      0x08
1826 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_ARMV8_SEI                      0x09
1827 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_GSIV                           0x0A
1828 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_SOFTWARE_DELEGATED_EXCEPTION   0x0B
1829
1830 ///
1831 /// Hardware Error Notification Configuration Write Enable Structure Definition
1832 ///
1833 typedef struct {
1834   UINT16    Type:1;
1835   UINT16    PollInterval:1;
1836   UINT16    SwitchToPollingThresholdValue:1;
1837   UINT16    SwitchToPollingThresholdWindow:1;
1838   UINT16    ErrorThresholdValue:1;
1839   UINT16    ErrorThresholdWindow:1;
1840   UINT16    Reserved:10;
1841 } EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE;
1842
1843 ///
1844 /// Hardware Error Notification Structure Definition
1845 ///
1846 typedef struct {
1847   UINT8                                                                          Type;
1848   UINT8                                                                          Length;
1849   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE  ConfigurationWriteEnable;
1850   UINT32                                                                         PollInterval;
1851   UINT32                                                                         Vector;
1852   UINT32                                                                         SwitchToPollingThresholdValue;
1853   UINT32                                                                         SwitchToPollingThresholdWindow;
1854   UINT32                                                                         ErrorThresholdValue;
1855   UINT32                                                                         ErrorThresholdWindow;
1856 } EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE;
1857
1858 ///
1859 /// IA-32 Architecture Corrected Machine Check Structure Definition
1860 ///
1861 typedef struct {
1862   UINT16                                                 Type;
1863   UINT16                                                 SourceId;
1864   UINT8                                                  Reserved0[2];
1865   UINT8                                                  Flags;
1866   UINT8                                                  Enabled;
1867   UINT32                                                 NumberOfRecordsToPreAllocate;
1868   UINT32                                                 MaxSectionsPerRecord;
1869   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE     NotificationStructure;
1870   UINT8                                                  NumberOfHardwareBanks;
1871   UINT8                                                  Reserved1[3];
1872 } EFI_ACPI_6_4_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK_STRUCTURE;
1873
1874 ///
1875 /// IA-32 Architecture NMI Error Structure Definition
1876 ///
1877 typedef struct {
1878   UINT16  Type;
1879   UINT16  SourceId;
1880   UINT8   Reserved0[2];
1881   UINT32  NumberOfRecordsToPreAllocate;
1882   UINT32  MaxSectionsPerRecord;
1883   UINT32  MaxRawDataLength;
1884 } EFI_ACPI_6_4_IA32_ARCHITECTURE_NMI_ERROR_STRUCTURE;
1885
1886 ///
1887 /// PCI Express Root Port AER Structure Definition
1888 ///
1889 typedef struct {
1890   UINT16  Type;
1891   UINT16  SourceId;
1892   UINT8   Reserved0[2];
1893   UINT8   Flags;
1894   UINT8   Enabled;
1895   UINT32  NumberOfRecordsToPreAllocate;
1896   UINT32  MaxSectionsPerRecord;
1897   UINT32  Bus;
1898   UINT16  Device;
1899   UINT16  Function;
1900   UINT16  DeviceControl;
1901   UINT8   Reserved1[2];
1902   UINT32  UncorrectableErrorMask;
1903   UINT32  UncorrectableErrorSeverity;
1904   UINT32  CorrectableErrorMask;
1905   UINT32  AdvancedErrorCapabilitiesAndControl;
1906   UINT32  RootErrorCommand;
1907 } EFI_ACPI_6_4_PCI_EXPRESS_ROOT_PORT_AER_STRUCTURE;
1908
1909 ///
1910 /// PCI Express Device AER Structure Definition
1911 ///
1912 typedef struct {
1913   UINT16  Type;
1914   UINT16  SourceId;
1915   UINT8   Reserved0[2];
1916   UINT8   Flags;
1917   UINT8   Enabled;
1918   UINT32  NumberOfRecordsToPreAllocate;
1919   UINT32  MaxSectionsPerRecord;
1920   UINT32  Bus;
1921   UINT16  Device;
1922   UINT16  Function;
1923   UINT16  DeviceControl;
1924   UINT8   Reserved1[2];
1925   UINT32  UncorrectableErrorMask;
1926   UINT32  UncorrectableErrorSeverity;
1927   UINT32  CorrectableErrorMask;
1928   UINT32  AdvancedErrorCapabilitiesAndControl;
1929 } EFI_ACPI_6_4_PCI_EXPRESS_DEVICE_AER_STRUCTURE;
1930
1931 ///
1932 /// PCI Express Bridge AER Structure Definition
1933 ///
1934 typedef struct {
1935   UINT16  Type;
1936   UINT16  SourceId;
1937   UINT8   Reserved0[2];
1938   UINT8   Flags;
1939   UINT8   Enabled;
1940   UINT32  NumberOfRecordsToPreAllocate;
1941   UINT32  MaxSectionsPerRecord;
1942   UINT32  Bus;
1943   UINT16  Device;
1944   UINT16  Function;
1945   UINT16  DeviceControl;
1946   UINT8   Reserved1[2];
1947   UINT32  UncorrectableErrorMask;
1948   UINT32  UncorrectableErrorSeverity;
1949   UINT32  CorrectableErrorMask;
1950   UINT32  AdvancedErrorCapabilitiesAndControl;
1951   UINT32  SecondaryUncorrectableErrorMask;
1952   UINT32  SecondaryUncorrectableErrorSeverity;
1953   UINT32  SecondaryAdvancedErrorCapabilitiesAndControl;
1954 } EFI_ACPI_6_4_PCI_EXPRESS_BRIDGE_AER_STRUCTURE;
1955
1956 ///
1957 /// Generic Hardware Error Source Structure Definition
1958 ///
1959 typedef struct {
1960   UINT16                                                 Type;
1961   UINT16                                                 SourceId;
1962   UINT16                                                 RelatedSourceId;
1963   UINT8                                                  Flags;
1964   UINT8                                                  Enabled;
1965   UINT32                                                 NumberOfRecordsToPreAllocate;
1966   UINT32                                                 MaxSectionsPerRecord;
1967   UINT32                                                 MaxRawDataLength;
1968   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE                 ErrorStatusAddress;
1969   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE     NotificationStructure;
1970   UINT32                                                 ErrorStatusBlockLength;
1971 } EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_SOURCE_STRUCTURE;
1972
1973 ///
1974 /// Generic Hardware Error Source Version 2 Structure Definition
1975 ///
1976 typedef struct {
1977   UINT16                                                 Type;
1978   UINT16                                                 SourceId;
1979   UINT16                                                 RelatedSourceId;
1980   UINT8                                                  Flags;
1981   UINT8                                                  Enabled;
1982   UINT32                                                 NumberOfRecordsToPreAllocate;
1983   UINT32                                                 MaxSectionsPerRecord;
1984   UINT32                                                 MaxRawDataLength;
1985   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE                 ErrorStatusAddress;
1986   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE     NotificationStructure;
1987   UINT32                                                 ErrorStatusBlockLength;
1988   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE                 ReadAckRegister;
1989   UINT64                                                 ReadAckPreserve;
1990   UINT64                                                 ReadAckWrite;
1991 } EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_SOURCE_VERSION_2_STRUCTURE;
1992
1993 ///
1994 /// Generic Error Status Definition
1995 ///
1996 typedef struct {
1997   EFI_ACPI_6_4_ERROR_BLOCK_STATUS              BlockStatus;
1998   UINT32                                       RawDataOffset;
1999   UINT32                                       RawDataLength;
2000   UINT32                                       DataLength;
2001   UINT32                                       ErrorSeverity;
2002 } EFI_ACPI_6_4_GENERIC_ERROR_STATUS_STRUCTURE;
2003
2004 ///
2005 /// IA-32 Architecture Deferred Machine Check Structure Definition
2006 ///
2007 typedef struct {
2008   UINT16                                                Type;
2009   UINT16                                                SourceId;
2010   UINT8                                                 Reserved0[2];
2011   UINT8                                                 Flags;
2012   UINT8                                                 Enabled;
2013   UINT32                                                NumberOfRecordsToPreAllocate;
2014   UINT32                                                MaxSectionsPerRecord;
2015   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE    NotificationStructure;
2016   UINT8                                                 NumberOfHardwareBanks;
2017   UINT8                                                 Reserved1[3];
2018 } EFI_ACPI_6_4_IA32_ARCHITECTURE_DEFERRED_MACHINE_CHECK_STRUCTURE;;
2019
2020 ///
2021 /// HMAT - Heterogeneous Memory Attribute Table
2022 ///
2023 typedef struct {
2024   EFI_ACPI_DESCRIPTION_HEADER Header;
2025   UINT8                       Reserved[4];
2026 } EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_HEADER;
2027
2028 ///
2029 /// HMAT Revision (as defined in ACPI 6.4 spec.)
2030 ///
2031 #define EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_REVISION 0x02
2032
2033 ///
2034 /// HMAT types
2035 ///
2036 #define EFI_ACPI_6_4_HMAT_TYPE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES           0x00
2037 #define EFI_ACPI_6_4_HMAT_TYPE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO   0x01
2038 #define EFI_ACPI_6_4_HMAT_TYPE_MEMORY_SIDE_CACHE_INFO                       0x02
2039
2040 ///
2041 /// HMAT Structure Header
2042 ///
2043 typedef struct {
2044   UINT16                        Type;
2045   UINT8                         Reserved[2];
2046   UINT32                        Length;
2047 } EFI_ACPI_6_4_HMAT_STRUCTURE_HEADER;
2048
2049 ///
2050 /// Memory Proximity Domain Attributes Structure flags
2051 ///
2052 typedef struct {
2053   UINT16                        InitiatorProximityDomainValid:1;
2054   UINT16                        Reserved:15;
2055 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_FLAGS;
2056
2057 ///
2058 /// Memory Proximity Domain Attributes Structure
2059 ///
2060 typedef struct {
2061   UINT16                                                                Type;
2062   UINT8                                                                 Reserved[2];
2063   UINT32                                                                Length;
2064   EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_FLAGS  Flags;
2065   UINT8                                                                 Reserved1[2];
2066   UINT32                                                                InitiatorProximityDomain;
2067   UINT32                                                                MemoryProximityDomain;
2068   UINT8                                                                 Reserved2[20];
2069 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES;
2070
2071 ///
2072 /// System Locality Latency and Bandwidth Information Structure flags
2073 ///
2074 typedef struct {
2075   UINT8                         MemoryHierarchy:4;
2076   UINT8                         Reserved:4;
2077 } EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_FLAGS;
2078
2079 ///
2080 /// System Locality Latency and Bandwidth Information Structure
2081 ///
2082 typedef struct {
2083   UINT16                                                                        Type;
2084   UINT8                                                                         Reserved[2];
2085   UINT32                                                                        Length;
2086   EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_FLAGS  Flags;
2087   UINT8                                                                         DataType;
2088   UINT8                                                                         Reserved1[2];
2089   UINT32                                                                        NumberOfInitiatorProximityDomains;
2090   UINT32                                                                        NumberOfTargetProximityDomains;
2091   UINT8                                                                         Reserved2[4];
2092   UINT64                                                                        EntryBaseUnit;
2093 } EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO;
2094
2095 ///
2096 /// Memory Side Cache Information Structure cache attributes
2097 ///
2098 typedef struct {
2099   UINT32                        TotalCacheLevels:4;
2100   UINT32                        CacheLevel:4;
2101   UINT32                        CacheAssociativity:4;
2102   UINT32                        WritePolicy:4;
2103   UINT32                        CacheLineSize:16;
2104 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES;
2105
2106 ///
2107 /// Memory Side Cache Information Structure
2108 ///
2109 typedef struct {
2110   UINT16                                                                Type;
2111   UINT8                                                                 Reserved[2];
2112   UINT32                                                                Length;
2113   UINT32                                                                MemoryProximityDomain;
2114   UINT8                                                                 Reserved1[4];
2115   UINT64                                                                MemorySideCacheSize;
2116   EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES   CacheAttributes;
2117   UINT8                                                                 Reserved2[2];
2118   UINT16                                                                NumberOfSmbiosHandles;
2119 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO;
2120
2121 ///
2122 /// ERST - Error Record Serialization Table
2123 ///
2124 typedef struct {
2125   EFI_ACPI_DESCRIPTION_HEADER Header;
2126   UINT32                      SerializationHeaderSize;
2127   UINT8                       Reserved0[4];
2128   UINT32                      InstructionEntryCount;
2129 } EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_HEADER;
2130
2131 ///
2132 /// ERST Version (as defined in ACPI 6.4 spec.)
2133 ///
2134 #define EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_REVISION 0x01
2135
2136 ///
2137 /// ERST Serialization Actions
2138 ///
2139 #define EFI_ACPI_6_4_ERST_BEGIN_WRITE_OPERATION                    0x00
2140 #define EFI_ACPI_6_4_ERST_BEGIN_READ_OPERATION                     0x01
2141 #define EFI_ACPI_6_4_ERST_BEGIN_CLEAR_OPERATION                    0x02
2142 #define EFI_ACPI_6_4_ERST_END_OPERATION                            0x03
2143 #define EFI_ACPI_6_4_ERST_SET_RECORD_OFFSET                        0x04
2144 #define EFI_ACPI_6_4_ERST_EXECUTE_OPERATION                        0x05
2145 #define EFI_ACPI_6_4_ERST_CHECK_BUSY_STATUS                        0x06
2146 #define EFI_ACPI_6_4_ERST_GET_COMMAND_STATUS                       0x07
2147 #define EFI_ACPI_6_4_ERST_GET_RECORD_IDENTIFIER                    0x08
2148 #define EFI_ACPI_6_4_ERST_SET_RECORD_IDENTIFIER                    0x09
2149 #define EFI_ACPI_6_4_ERST_GET_RECORD_COUNT                         0x0A
2150 #define EFI_ACPI_6_4_ERST_BEGIN_DUMMY_WRITE_OPERATION              0x0B
2151 #define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE              0x0D
2152 #define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE_LENGTH       0x0E
2153 #define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE_ATTRIBUTES   0x0F
2154 #define EFI_ACPI_6_4_ERST_GET_EXECUTE_OPERATION_TIMINGS            0x10
2155
2156 ///
2157 /// ERST Action Command Status
2158 ///
2159 #define EFI_ACPI_6_4_ERST_STATUS_SUCCESS                           0x00
2160 #define EFI_ACPI_6_4_ERST_STATUS_NOT_ENOUGH_SPACE                  0x01
2161 #define EFI_ACPI_6_4_ERST_STATUS_HARDWARE_NOT_AVAILABLE            0x02
2162 #define EFI_ACPI_6_4_ERST_STATUS_FAILED                            0x03
2163 #define EFI_ACPI_6_4_ERST_STATUS_RECORD_STORE_EMPTY                0x04
2164 #define EFI_ACPI_6_4_ERST_STATUS_RECORD_NOT_FOUND                  0x05
2165
2166 ///
2167 /// ERST Serialization Instructions
2168 ///
2169 #define EFI_ACPI_6_4_ERST_READ_REGISTER                            0x00
2170 #define EFI_ACPI_6_4_ERST_READ_REGISTER_VALUE                      0x01
2171 #define EFI_ACPI_6_4_ERST_WRITE_REGISTER                           0x02
2172 #define EFI_ACPI_6_4_ERST_WRITE_REGISTER_VALUE                     0x03
2173 #define EFI_ACPI_6_4_ERST_NOOP                                     0x04
2174 #define EFI_ACPI_6_4_ERST_LOAD_VAR1                                0x05
2175 #define EFI_ACPI_6_4_ERST_LOAD_VAR2                                0x06
2176 #define EFI_ACPI_6_4_ERST_STORE_VAR1                               0x07
2177 #define EFI_ACPI_6_4_ERST_ADD                                      0x08
2178 #define EFI_ACPI_6_4_ERST_SUBTRACT                                 0x09
2179 #define EFI_ACPI_6_4_ERST_ADD_VALUE                                0x0A
2180 #define EFI_ACPI_6_4_ERST_SUBTRACT_VALUE                           0x0B
2181 #define EFI_ACPI_6_4_ERST_STALL                                    0x0C
2182 #define EFI_ACPI_6_4_ERST_STALL_WHILE_TRUE                         0x0D
2183 #define EFI_ACPI_6_4_ERST_SKIP_NEXT_INSTRUCTION_IF_TRUE            0x0E
2184 #define EFI_ACPI_6_4_ERST_GOTO                                     0x0F
2185 #define EFI_ACPI_6_4_ERST_SET_SRC_ADDRESS_BASE                     0x10
2186 #define EFI_ACPI_6_4_ERST_SET_DST_ADDRESS_BASE                     0x11
2187 #define EFI_ACPI_6_4_ERST_MOVE_DATA                                0x12
2188
2189 ///
2190 /// ERST Instruction Flags
2191 ///
2192 #define EFI_ACPI_6_4_ERST_PRESERVE_REGISTER                        0x01
2193
2194 ///
2195 /// ERST Serialization Instruction Entry
2196 ///
2197 typedef struct {
2198   UINT8                                    SerializationAction;
2199   UINT8                                    Instruction;
2200   UINT8                                    Flags;
2201   UINT8                                    Reserved0;
2202   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   RegisterRegion;
2203   UINT64                                   Value;
2204   UINT64                                   Mask;
2205 } EFI_ACPI_6_4_ERST_SERIALIZATION_INSTRUCTION_ENTRY;
2206
2207 ///
2208 /// EINJ - Error Injection Table
2209 ///
2210 typedef struct {
2211   EFI_ACPI_DESCRIPTION_HEADER Header;
2212   UINT32                      InjectionHeaderSize;
2213   UINT8                       InjectionFlags;
2214   UINT8                       Reserved0[3];
2215   UINT32                      InjectionEntryCount;
2216 } EFI_ACPI_6_4_ERROR_INJECTION_TABLE_HEADER;
2217
2218 ///
2219 /// EINJ Version (as defined in ACPI 6.4 spec.)
2220 ///
2221 #define EFI_ACPI_6_4_ERROR_INJECTION_TABLE_REVISION 0x01
2222
2223 ///
2224 /// EINJ Error Injection Actions
2225 ///
2226 #define EFI_ACPI_6_4_EINJ_BEGIN_INJECTION_OPERATION                0x00
2227 #define EFI_ACPI_6_4_EINJ_GET_TRIGGER_ERROR_ACTION_TABLE           0x01
2228 #define EFI_ACPI_6_4_EINJ_SET_ERROR_TYPE                           0x02
2229 #define EFI_ACPI_6_4_EINJ_GET_ERROR_TYPE                           0x03
2230 #define EFI_ACPI_6_4_EINJ_END_OPERATION                            0x04
2231 #define EFI_ACPI_6_4_EINJ_EXECUTE_OPERATION                        0x05
2232 #define EFI_ACPI_6_4_EINJ_CHECK_BUSY_STATUS                        0x06
2233 #define EFI_ACPI_6_4_EINJ_GET_COMMAND_STATUS                       0x07
2234 #define EFI_ACPI_6_4_EINJ_TRIGGER_ERROR                            0xFF
2235
2236 ///
2237 /// EINJ Action Command Status
2238 ///
2239 #define EFI_ACPI_6_4_EINJ_STATUS_SUCCESS                           0x00
2240 #define EFI_ACPI_6_4_EINJ_STATUS_UNKNOWN_FAILURE                   0x01
2241 #define EFI_ACPI_6_4_EINJ_STATUS_INVALID_ACCESS                    0x02
2242
2243 ///
2244 /// EINJ Error Type Definition
2245 ///
2246 #define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_CORRECTABLE                 (1 << 0)
2247 #define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_NONFATAL      (1 << 1)
2248 #define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_FATAL         (1 << 2)
2249 #define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_CORRECTABLE                    (1 << 3)
2250 #define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_UNCORRECTABLE_NONFATAL         (1 << 4)
2251 #define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_UNCORRECTABLE_FATAL            (1 << 5)
2252 #define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_CORRECTABLE               (1 << 6)
2253 #define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_NONFATAL    (1 << 7)
2254 #define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_FATAL       (1 << 8)
2255 #define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_CORRECTABLE                  (1 << 9)
2256 #define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_UNCORRECTABLE_NONFATAL       (1 << 10)
2257 #define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_UNCORRECTABLE_FATAL          (1 << 11)
2258
2259 ///
2260 /// EINJ Injection Instructions
2261 ///
2262 #define EFI_ACPI_6_4_EINJ_READ_REGISTER                            0x00
2263 #define EFI_ACPI_6_4_EINJ_READ_REGISTER_VALUE                      0x01
2264 #define EFI_ACPI_6_4_EINJ_WRITE_REGISTER                           0x02
2265 #define EFI_ACPI_6_4_EINJ_WRITE_REGISTER_VALUE                     0x03
2266 #define EFI_ACPI_6_4_EINJ_NOOP                                     0x04
2267
2268 ///
2269 /// EINJ Instruction Flags
2270 ///
2271 #define EFI_ACPI_6_4_EINJ_PRESERVE_REGISTER                        0x01
2272
2273 ///
2274 /// EINJ Injection Instruction Entry
2275 ///
2276 typedef struct {
2277   UINT8                                    InjectionAction;
2278   UINT8                                    Instruction;
2279   UINT8                                    Flags;
2280   UINT8                                    Reserved0;
2281   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   RegisterRegion;
2282   UINT64                                   Value;
2283   UINT64                                   Mask;
2284 } EFI_ACPI_6_4_EINJ_INJECTION_INSTRUCTION_ENTRY;
2285
2286 ///
2287 /// EINJ Trigger Action Table
2288 ///
2289 typedef struct {
2290   UINT32  HeaderSize;
2291   UINT32  Revision;
2292   UINT32  TableSize;
2293   UINT32  EntryCount;
2294 } EFI_ACPI_6_4_EINJ_TRIGGER_ACTION_TABLE;
2295
2296 ///
2297 /// Platform Communications Channel Table (PCCT)
2298 ///
2299 typedef struct {
2300   EFI_ACPI_DESCRIPTION_HEADER Header;
2301   UINT32                      Flags;
2302   UINT64                      Reserved;
2303 } EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL_TABLE_HEADER;
2304
2305 ///
2306 /// PCCT Version (as defined in ACPI 6.4 spec.)
2307 ///
2308 #define EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL_TABLE_REVISION 0x02
2309
2310 ///
2311 /// PCCT Global Flags
2312 ///
2313 #define EFI_ACPI_6_4_PCCT_FLAGS_PLATFORM_INTERRUPT  BIT0
2314
2315 //
2316 // PCCT Subspace type
2317 //
2318 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_GENERIC                         0x00
2319 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_1_HW_REDUCED_COMMUNICATIONS     0x01
2320 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_2_HW_REDUCED_COMMUNICATIONS     0x02
2321 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_3_EXTENDED_PCC                  0x03
2322 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_4_EXTENDED_PCC                  0x04
2323
2324 ///
2325 /// PCC Subspace Structure Header
2326 ///
2327 typedef struct {
2328   UINT8        Type;
2329   UINT8        Length;
2330 } EFI_ACPI_6_4_PCCT_SUBSPACE_HEADER;
2331
2332 ///
2333 /// Generic Communications Subspace Structure
2334 ///
2335 typedef struct {
2336   UINT8                                    Type;
2337   UINT8                                    Length;
2338   UINT8                                    Reserved[6];
2339   UINT64                                   BaseAddress;
2340   UINT64                                   AddressLength;
2341   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2342   UINT64                                   DoorbellPreserve;
2343   UINT64                                   DoorbellWrite;
2344   UINT32                                   NominalLatency;
2345   UINT32                                   MaximumPeriodicAccessRate;
2346   UINT16                                   MinimumRequestTurnaroundTime;
2347 } EFI_ACPI_6_4_PCCT_SUBSPACE_GENERIC;
2348
2349 ///
2350 /// Generic Communications Channel Shared Memory Region
2351 ///
2352
2353 typedef struct {
2354   UINT8                                    Command;
2355   UINT8                                    Reserved:7;
2356   UINT8                                    NotifyOnCompletion:1;
2357 } EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND;
2358
2359 typedef struct {
2360   UINT8                                    CommandComplete:1;
2361   UINT8                                    PlatformInterrupt:1;
2362   UINT8                                    Error:1;
2363   UINT8                                    PlatformNotification:1;
2364   UINT8                                    Reserved:4;
2365   UINT8                                    Reserved1;
2366 } EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS;
2367
2368 typedef struct {
2369   UINT32                                                    Signature;
2370   EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND    Command;
2371   EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS     Status;
2372 } EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER;
2373
2374 #define EFI_ACPI_6_4_PCCT_SUBSPACE_PLATFORM_INTERRUPT_FLAGS_POLARITY    BIT0
2375 #define EFI_ACPI_6_4_PCCT_SUBSPACE_PLATFORM_INTERRUPT_FLAGS_MODE        BIT1
2376
2377 ///
2378 /// Type 1 HW-Reduced Communications Subspace Structure
2379 ///
2380 typedef struct {
2381   UINT8                                    Type;
2382   UINT8                                    Length;
2383   UINT32                                   PlatformInterrupt;
2384   UINT8                                    PlatformInterruptFlags;
2385   UINT8                                    Reserved;
2386   UINT64                                   BaseAddress;
2387   UINT64                                   AddressLength;
2388   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2389   UINT64                                   DoorbellPreserve;
2390   UINT64                                   DoorbellWrite;
2391   UINT32                                   NominalLatency;
2392   UINT32                                   MaximumPeriodicAccessRate;
2393   UINT16                                   MinimumRequestTurnaroundTime;
2394 } EFI_ACPI_6_4_PCCT_SUBSPACE_1_HW_REDUCED_COMMUNICATIONS;
2395
2396 ///
2397 /// Type 2 HW-Reduced Communications Subspace Structure
2398 ///
2399 typedef struct {
2400   UINT8                                    Type;
2401   UINT8                                    Length;
2402   UINT32                                   PlatformInterrupt;
2403   UINT8                                    PlatformInterruptFlags;
2404   UINT8                                    Reserved;
2405   UINT64                                   BaseAddress;
2406   UINT64                                   AddressLength;
2407   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2408   UINT64                                   DoorbellPreserve;
2409   UINT64                                   DoorbellWrite;
2410   UINT32                                   NominalLatency;
2411   UINT32                                   MaximumPeriodicAccessRate;
2412   UINT16                                   MinimumRequestTurnaroundTime;
2413   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   PlatformInterruptAckRegister;
2414   UINT64                                   PlatformInterruptAckPreserve;
2415   UINT64                                   PlatformInterruptAckWrite;
2416 } EFI_ACPI_6_4_PCCT_SUBSPACE_2_HW_REDUCED_COMMUNICATIONS;
2417
2418 ///
2419 /// Type 3 Extended PCC Subspace Structure
2420 ///
2421 typedef struct {
2422   UINT8                                    Type;
2423   UINT8                                    Length;
2424   UINT32                                   PlatformInterrupt;
2425   UINT8                                    PlatformInterruptFlags;
2426   UINT8                                    Reserved;
2427   UINT64                                   BaseAddress;
2428   UINT32                                   AddressLength;
2429   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2430   UINT64                                   DoorbellPreserve;
2431   UINT64                                   DoorbellWrite;
2432   UINT32                                   NominalLatency;
2433   UINT32                                   MaximumPeriodicAccessRate;
2434   UINT32                                   MinimumRequestTurnaroundTime;
2435   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   PlatformInterruptAckRegister;
2436   UINT64                                   PlatformInterruptAckPreserve;
2437   UINT64                                   PlatformInterruptAckSet;
2438   UINT8                                    Reserved1[8];
2439   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   CommandCompleteCheckRegister;
2440   UINT64                                   CommandCompleteCheckMask;
2441   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   CommandCompleteUpdateRegister;
2442   UINT64                                   CommandCompleteUpdatePreserve;
2443   UINT64                                   CommandCompleteUpdateSet;
2444   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   ErrorStatusRegister;
2445   UINT64                                   ErrorStatusMask;
2446 } EFI_ACPI_6_4_PCCT_SUBSPACE_3_EXTENDED_PCC;
2447
2448 ///
2449 /// Type 4 Extended PCC Subspace Structure
2450 ///
2451 typedef EFI_ACPI_6_4_PCCT_SUBSPACE_3_EXTENDED_PCC EFI_ACPI_6_4_PCCT_SUBSPACE_4_EXTENDED_PCC;
2452
2453 #define EFI_ACPI_6_4_PCCT_MASTER_SLAVE_COMMUNICATIONS_CHANNEL_FLAGS_NOTIFY_ON_COMPLETION BIT0
2454
2455 typedef struct {
2456   UINT32                                    Signature;
2457   UINT32                                    Flags;
2458   UINT32                                    Length;
2459   UINT32                                    Command;
2460 } EFI_ACPI_6_4_PCCT_EXTENDED_PCC_SHARED_MEMORY_REGION_HEADER;
2461
2462 ///
2463 /// Platform Debug Trigger Table (PDTT)
2464 ///
2465 typedef struct {
2466   EFI_ACPI_DESCRIPTION_HEADER   Header;
2467   UINT8                         TriggerCount;
2468   UINT8                         Reserved[3];
2469   UINT32                        TriggerIdentifierArrayOffset;
2470 } EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_HEADER;
2471
2472 ///
2473 /// PDTT Revision (as defined in ACPI 6.4 spec.)
2474 ///
2475 #define EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_REVISION 0x00
2476
2477 ///
2478 /// PDTT Platform Communication Channel Identifier Structure
2479 ///
2480 typedef struct {
2481   UINT16                        SubChannelIdentifer:8;
2482   UINT16                        Runtime:1;
2483   UINT16                        WaitForCompletion:1;
2484   UINT16                        TriggerOrder:1;
2485   UINT16                        Reserved:5;
2486 } EFI_ACPI_6_4_PDTT_PCC_IDENTIFIER;
2487
2488 ///
2489 /// PCC Commands Codes used by Platform Debug Trigger Table
2490 ///
2491 #define EFI_ACPI_6_4_PDTT_PCC_COMMAND_DOORBELL_ONLY     0x00
2492 #define EFI_ACPI_6_4_PDTT_PCC_COMMAND_VENDOR_SPECIFIC   0x01
2493
2494 ///
2495 /// PDTT Platform Communication Channel
2496 ///
2497 typedef EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER EFI_ACPI_6_4_PDTT_PCC;
2498
2499 ///
2500 /// Processor Properties Topology Table (PPTT)
2501 ///
2502 typedef struct {
2503   EFI_ACPI_DESCRIPTION_HEADER   Header;
2504 } EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_HEADER;
2505
2506 ///
2507 /// PPTT Revision (as defined in ACPI 6.4 spec.)
2508 ///
2509 #define EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_REVISION 0x02
2510
2511 ///
2512 /// PPTT types
2513 ///
2514 #define EFI_ACPI_6_4_PPTT_TYPE_PROCESSOR     0x00
2515 #define EFI_ACPI_6_4_PPTT_TYPE_CACHE         0x01
2516 #define EFI_ACPI_6_4_PPTT_TYPE_ID            0x02
2517
2518 ///
2519 /// PPTT Structure Header
2520 ///
2521 typedef struct {
2522   UINT8                         Type;
2523   UINT8                         Length;
2524   UINT8                         Reserved[2];
2525 } EFI_ACPI_6_4_PPTT_STRUCTURE_HEADER;
2526
2527 ///
2528 /// For PPTT struct processor flags
2529 ///
2530 #define EFI_ACPI_6_4_PPTT_PACKAGE_NOT_PHYSICAL          0x0
2531 #define EFI_ACPI_6_4_PPTT_PACKAGE_PHYSICAL              0x1
2532 #define EFI_ACPI_6_4_PPTT_PROCESSOR_ID_INVALID          0x0
2533 #define EFI_ACPI_6_4_PPTT_PROCESSOR_ID_VALID            0x1
2534 #define EFI_ACPI_6_4_PPTT_PROCESSOR_IS_NOT_THREAD       0x0
2535 #define EFI_ACPI_6_4_PPTT_PROCESSOR_IS_THREAD           0x1
2536 #define EFI_ACPI_6_4_PPTT_NODE_IS_NOT_LEAF              0x0
2537 #define EFI_ACPI_6_4_PPTT_NODE_IS_LEAF                  0x1
2538 #define EFI_ACPI_6_4_PPTT_IMPLEMENTATION_NOT_IDENTICAL  0x0
2539 #define EFI_ACPI_6_4_PPTT_IMPLEMENTATION_IDENTICAL      0x1
2540
2541 ///
2542 /// Processor hierarchy node structure flags
2543 ///
2544 typedef struct {
2545   UINT32                        PhysicalPackage:1;
2546   UINT32                        AcpiProcessorIdValid:1;
2547   UINT32                        ProcessorIsAThread:1;
2548   UINT32                        NodeIsALeaf:1;
2549   UINT32                        IdenticalImplementation:1;
2550   UINT32                        Reserved:27;
2551 } EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR_FLAGS;
2552
2553 ///
2554 /// Processor hierarchy node structure
2555 ///
2556 typedef struct {
2557   UINT8                                         Type;
2558   UINT8                                         Length;
2559   UINT8                                         Reserved[2];
2560   EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR_FLAGS   Flags;
2561   UINT32                                        Parent;
2562   UINT32                                        AcpiProcessorId;
2563   UINT32                                        NumberOfPrivateResources;
2564 } EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR;
2565
2566 ///
2567 /// For PPTT struct cache flags
2568 ///
2569 #define EFI_ACPI_6_4_PPTT_CACHE_SIZE_INVALID        0x0
2570 #define EFI_ACPI_6_4_PPTT_CACHE_SIZE_VALID          0x1
2571 #define EFI_ACPI_6_4_PPTT_NUMBER_OF_SETS_INVALID    0x0
2572 #define EFI_ACPI_6_4_PPTT_NUMBER_OF_SETS_VALID      0x1
2573 #define EFI_ACPI_6_4_PPTT_ASSOCIATIVITY_INVALID     0x0
2574 #define EFI_ACPI_6_4_PPTT_ASSOCIATIVITY_VALID       0x1
2575 #define EFI_ACPI_6_4_PPTT_ALLOCATION_TYPE_INVALID   0x0
2576 #define EFI_ACPI_6_4_PPTT_ALLOCATION_TYPE_VALID     0x1
2577 #define EFI_ACPI_6_4_PPTT_CACHE_TYPE_INVALID        0x0
2578 #define EFI_ACPI_6_4_PPTT_CACHE_TYPE_VALID          0x1
2579 #define EFI_ACPI_6_4_PPTT_WRITE_POLICY_INVALID      0x0
2580 #define EFI_ACPI_6_4_PPTT_WRITE_POLICY_VALID        0x1
2581 #define EFI_ACPI_6_4_PPTT_LINE_SIZE_INVALID         0x0
2582 #define EFI_ACPI_6_4_PPTT_LINE_SIZE_VALID           0x1
2583
2584 ///
2585 /// Cache Type Structure flags
2586 ///
2587 typedef struct {
2588   UINT32                        SizePropertyValid:1;
2589   UINT32                        NumberOfSetsValid:1;
2590   UINT32                        AssociativityValid:1;
2591   UINT32                        AllocationTypeValid:1;
2592   UINT32                        CacheTypeValid:1;
2593   UINT32                        WritePolicyValid:1;
2594   UINT32                        LineSizeValid:1;
2595   UINT32                        Reserved:25;
2596 } EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_FLAGS;
2597
2598 ///
2599 /// For cache attributes
2600 ///
2601 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_READ            0x0
2602 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_WRITE           0x1
2603 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_READ_WRITE      0x2
2604 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_DATA            0x0
2605 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_INSTRUCTION     0x1
2606 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_UNIFIED         0x2
2607 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK    0x0
2608 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_THROUGH 0x1
2609
2610 ///
2611 /// Cache Type Structure cache attributes
2612 ///
2613 typedef struct {
2614   UINT8                         AllocationType:2;
2615   UINT8                         CacheType:2;
2616   UINT8                         WritePolicy:1;
2617   UINT8                         Reserved:3;
2618 } EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_ATTRIBUTES;
2619
2620 ///
2621 /// Cache Type Structure
2622 ///
2623 typedef struct {
2624   UINT8                                         Type;
2625   UINT8                                         Length;
2626   UINT8                                         Reserved[2];
2627   EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_FLAGS       Flags;
2628   UINT32                                        NextLevelOfCache;
2629   UINT32                                        Size;
2630   UINT32                                        NumberOfSets;
2631   UINT8                                         Associativity;
2632   EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_ATTRIBUTES  Attributes;
2633   UINT16                                        LineSize;
2634 } EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE;
2635
2636 ///
2637 /// ID structure
2638 ///
2639 typedef struct {
2640   UINT8                         Type;
2641   UINT8                         Length;
2642   UINT8                         Reserved[2];
2643   UINT32                        VendorId;
2644   UINT64                        Level1Id;
2645   UINT64                        Level2Id;
2646   UINT16                        MajorRev;
2647   UINT16                        MinorRev;
2648   UINT16                        SpinRev;
2649 } EFI_ACPI_6_4_PPTT_STRUCTURE_ID;
2650
2651 //
2652 // Known table signatures
2653 //
2654
2655 ///
2656 /// "RSD PTR " Root System Description Pointer
2657 ///
2658 #define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE  SIGNATURE_64('R', 'S', 'D', ' ', 'P', 'T', 'R', ' ')
2659
2660 ///
2661 /// "APIC" Multiple APIC Description Table
2662 ///
2663 #define EFI_ACPI_6_4_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('A', 'P', 'I', 'C')
2664
2665 ///
2666 /// "BERT" Boot Error Record Table
2667 ///
2668 #define EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_SIGNATURE  SIGNATURE_32('B', 'E', 'R', 'T')
2669
2670 ///
2671 /// "BGRT" Boot Graphics Resource Table
2672 ///
2673 #define EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE_SIGNATURE  SIGNATURE_32('B', 'G', 'R', 'T')
2674
2675 ///
2676 /// "CDIT" Component Distance Information Table
2677 ///
2678 #define EFI_ACPI_6_4_COMPONENT_DISTANCE_INFORMATION_TABLE_SIGNATURE  SIGNATURE_32('C', 'D', 'I', 'T')
2679
2680 ///
2681 /// "CPEP" Corrected Platform Error Polling Table
2682 ///
2683 #define EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_SIGNATURE  SIGNATURE_32('C', 'P', 'E', 'P')
2684
2685 ///
2686 /// "CRAT" Component Resource Attribute Table
2687 ///
2688 #define EFI_ACPI_6_4_COMPONENT_RESOURCE_ATTRIBUTE_TABLE_SIGNATURE  SIGNATURE_32('C', 'R', 'A', 'T')
2689
2690 ///
2691 /// "DSDT" Differentiated System Description Table
2692 ///
2693 #define EFI_ACPI_6_4_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('D', 'S', 'D', 'T')
2694
2695 ///
2696 /// "ECDT" Embedded Controller Boot Resources Table
2697 ///
2698 #define EFI_ACPI_6_4_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_SIGNATURE  SIGNATURE_32('E', 'C', 'D', 'T')
2699
2700 ///
2701 /// "EINJ" Error Injection Table
2702 ///
2703 #define EFI_ACPI_6_4_ERROR_INJECTION_TABLE_SIGNATURE  SIGNATURE_32('E', 'I', 'N', 'J')
2704
2705 ///
2706 /// "ERST" Error Record Serialization Table
2707 ///
2708 #define EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_SIGNATURE  SIGNATURE_32('E', 'R', 'S', 'T')
2709
2710 ///
2711 /// "FACP" Fixed ACPI Description Table
2712 ///
2713 #define EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('F', 'A', 'C', 'P')
2714
2715 ///
2716 /// "FACS" Firmware ACPI Control Structure
2717 ///
2718 #define EFI_ACPI_6_4_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE  SIGNATURE_32('F', 'A', 'C', 'S')
2719
2720 ///
2721 /// "FPDT" Firmware Performance Data Table
2722 ///
2723 #define EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_DATA_TABLE_SIGNATURE  SIGNATURE_32('F', 'P', 'D', 'T')
2724
2725 ///
2726 /// "GTDT" Generic Timer Description Table
2727 ///
2728 #define EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('G', 'T', 'D', 'T')
2729
2730 ///
2731 /// "HEST" Hardware Error Source Table
2732 ///
2733 #define EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_SIGNATURE  SIGNATURE_32('H', 'E', 'S', 'T')
2734
2735 ///
2736 /// "HMAT" Heterogeneous Memory Attribute Table
2737 ///
2738 #define EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_SIGNATURE  SIGNATURE_32('H', 'M', 'A', 'T')
2739
2740 ///
2741 /// "MPST" Memory Power State Table
2742 ///
2743 #define EFI_ACPI_6_4_MEMORY_POWER_STATE_TABLE_SIGNATURE  SIGNATURE_32('M', 'P', 'S', 'T')
2744
2745 ///
2746 /// "MSCT" Maximum System Characteristics Table
2747 ///
2748 #define EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_SIGNATURE  SIGNATURE_32('M', 'S', 'C', 'T')
2749
2750 ///
2751 /// "NFIT" NVDIMM Firmware Interface Table
2752 ///
2753 #define EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('N', 'F', 'I', 'T')
2754
2755 ///
2756 /// "PDTT" Platform Debug Trigger Table
2757 ///
2758 #define EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('P', 'D', 'T', 'T')
2759
2760 ///
2761 /// "PMTT" Platform Memory Topology Table
2762 ///
2763 #define EFI_ACPI_6_4_PLATFORM_MEMORY_TOPOLOGY_TABLE_SIGNATURE  SIGNATURE_32('P', 'M', 'T', 'T')
2764
2765 ///
2766 /// "PPTT" Processor Properties Topology Table
2767 ///
2768 #define EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('P', 'P', 'T', 'T')
2769
2770 ///
2771 /// "PSDT" Persistent System Description Table
2772 ///
2773 #define EFI_ACPI_6_4_PERSISTENT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('P', 'S', 'D', 'T')
2774
2775 ///
2776 /// "RASF" ACPI RAS Feature Table
2777 ///
2778 #define EFI_ACPI_6_4_ACPI_RAS_FEATURE_TABLE_SIGNATURE  SIGNATURE_32('R', 'A', 'S', 'F')
2779
2780 ///
2781 /// "RSDT" Root System Description Table
2782 ///
2783 #define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('R', 'S', 'D', 'T')
2784
2785 ///
2786 /// "SBST" Smart Battery Specification Table
2787 ///
2788 #define EFI_ACPI_6_4_SMART_BATTERY_SPECIFICATION_TABLE_SIGNATURE  SIGNATURE_32('S', 'B', 'S', 'T')
2789
2790 ///
2791 /// "SDEV" Secure DEVices Table
2792 ///
2793 #define EFI_ACPI_6_4_SECURE_DEVICES_TABLE_SIGNATURE  SIGNATURE_32('S', 'D', 'E', 'V')
2794
2795 ///
2796 /// "SLIT" System Locality Information Table
2797 ///
2798 #define EFI_ACPI_6_4_SYSTEM_LOCALITY_INFORMATION_TABLE_SIGNATURE  SIGNATURE_32('S', 'L', 'I', 'T')
2799
2800 ///
2801 /// "SRAT" System Resource Affinity Table
2802 ///
2803 #define EFI_ACPI_6_4_SYSTEM_RESOURCE_AFFINITY_TABLE_SIGNATURE  SIGNATURE_32('S', 'R', 'A', 'T')
2804
2805 ///
2806 /// "SSDT" Secondary System Description Table
2807 ///
2808 #define EFI_ACPI_6_4_SECONDARY_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('S', 'S', 'D', 'T')
2809
2810 ///
2811 /// "XSDT" Extended System Description Table
2812 ///
2813 #define EFI_ACPI_6_4_EXTENDED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('X', 'S', 'D', 'T')
2814
2815 ///
2816 /// "BOOT" MS Simple Boot Spec
2817 ///
2818 #define EFI_ACPI_6_4_SIMPLE_BOOT_FLAG_TABLE_SIGNATURE  SIGNATURE_32('B', 'O', 'O', 'T')
2819
2820 ///
2821 /// "CSRT" MS Core System Resource Table
2822 ///
2823 #define EFI_ACPI_6_4_CORE_SYSTEM_RESOURCE_TABLE_SIGNATURE  SIGNATURE_32('C', 'S', 'R', 'T')
2824
2825 ///
2826 /// "DBG2" MS Debug Port 2 Spec
2827 ///
2828 #define EFI_ACPI_6_4_DEBUG_PORT_2_TABLE_SIGNATURE  SIGNATURE_32('D', 'B', 'G', '2')
2829
2830 ///
2831 /// "DBGP" MS Debug Port Spec
2832 ///
2833 #define EFI_ACPI_6_4_DEBUG_PORT_TABLE_SIGNATURE  SIGNATURE_32('D', 'B', 'G', 'P')
2834
2835 ///
2836 /// "DMAR" DMA Remapping Table
2837 ///
2838 #define EFI_ACPI_6_4_DMA_REMAPPING_TABLE_SIGNATURE  SIGNATURE_32('D', 'M', 'A', 'R')
2839
2840 ///
2841 /// "DPPT" DMA Protection Policy Table
2842 ///
2843 #define EFI_ACPI_6_4_DMA_PROTECTION_POLICY_TABLE_SIGNATURE  SIGNATURE_32('D', 'P', 'P', 'T')
2844
2845 ///
2846 /// "DRTM" Dynamic Root of Trust for Measurement Table
2847 ///
2848 #define EFI_ACPI_6_4_DYNAMIC_ROOT_OF_TRUST_FOR_MEASUREMENT_TABLE_SIGNATURE  SIGNATURE_32('D', 'R', 'T', 'M')
2849
2850 ///
2851 /// "ETDT" Event Timer Description Table
2852 ///
2853 #define EFI_ACPI_6_4_EVENT_TIMER_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('E', 'T', 'D', 'T')
2854
2855 ///
2856 /// "HPET" IA-PC High Precision Event Timer Table
2857 ///
2858 #define EFI_ACPI_6_4_HIGH_PRECISION_EVENT_TIMER_TABLE_SIGNATURE  SIGNATURE_32('H', 'P', 'E', 'T')
2859
2860 ///
2861 /// "iBFT" iSCSI Boot Firmware Table
2862 ///
2863 #define EFI_ACPI_6_4_ISCSI_BOOT_FIRMWARE_TABLE_SIGNATURE  SIGNATURE_32('i', 'B', 'F', 'T')
2864
2865 ///
2866 /// "IORT" I/O Remapping Table
2867 ///
2868 #define EFI_ACPI_6_4_IO_REMAPPING_TABLE_SIGNATURE  SIGNATURE_32('I', 'O', 'R', 'T')
2869
2870 ///
2871 /// "IVRS" I/O Virtualization Reporting Structure
2872 ///
2873 #define EFI_ACPI_6_4_IO_VIRTUALIZATION_REPORTING_STRUCTURE_SIGNATURE  SIGNATURE_32('I', 'V', 'R', 'S')
2874
2875 ///
2876 /// "LPIT" Low Power Idle Table
2877 ///
2878 #define EFI_ACPI_6_4_LOW_POWER_IDLE_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('L', 'P', 'I', 'T')
2879
2880 ///
2881 /// "MCFG" PCI Express Memory Mapped Configuration Space Base Address Description Table
2882 ///
2883 #define EFI_ACPI_6_4_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('M', 'C', 'F', 'G')
2884
2885 ///
2886 /// "MCHI" Management Controller Host Interface Table
2887 ///
2888 #define EFI_ACPI_6_4_MANAGEMENT_CONTROLLER_HOST_INTERFACE_TABLE_SIGNATURE  SIGNATURE_32('M', 'C', 'H', 'I')
2889
2890 ///
2891 /// "MSDM" MS Data Management Table
2892 ///
2893 #define EFI_ACPI_6_4_DATA_MANAGEMENT_TABLE_SIGNATURE  SIGNATURE_32('M', 'S', 'D', 'M')
2894
2895 ///
2896 /// "PCCT" Platform Communications Channel Table
2897 ///
2898 #define EFI_ACPI_6_4_PLATFORM_COMMUNICATIONS_CHANNEL_TABLE_SIGNATURE  SIGNATURE_32('P', 'C', 'C', 'T')
2899
2900 ///
2901 /// "SDEI" Software Delegated Exceptions Interface Table
2902 ///
2903 #define EFI_ACPI_6_4_SOFTWARE_DELEGATED_EXCEPTIONS_INTERFACE_TABLE_SIGNATURE  SIGNATURE_32('S', 'D', 'E', 'I')
2904
2905 ///
2906 /// "SLIC" MS Software Licensing Table Specification
2907 ///
2908 #define EFI_ACPI_6_4_SOFTWARE_LICENSING_TABLE_SIGNATURE  SIGNATURE_32('S', 'L', 'I', 'C')
2909
2910 ///
2911 /// "SPCR" Serial Port Concole Redirection Table
2912 ///
2913 #define EFI_ACPI_6_4_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE  SIGNATURE_32('S', 'P', 'C', 'R')
2914
2915 ///
2916 /// "SPMI" Server Platform Management Interface Table
2917 ///
2918 #define EFI_ACPI_6_4_SERVER_PLATFORM_MANAGEMENT_INTERFACE_TABLE_SIGNATURE  SIGNATURE_32('S', 'P', 'M', 'I')
2919
2920 ///
2921 /// "STAO" _STA Override Table
2922 ///
2923 #define EFI_ACPI_6_4_STA_OVERRIDE_TABLE_SIGNATURE  SIGNATURE_32('S', 'T', 'A', 'O')
2924
2925 ///
2926 /// "TCPA" Trusted Computing Platform Alliance Capabilities Table
2927 ///
2928 #define EFI_ACPI_6_4_TRUSTED_COMPUTING_PLATFORM_ALLIANCE_CAPABILITIES_TABLE_SIGNATURE  SIGNATURE_32('T', 'C', 'P', 'A')
2929
2930 ///
2931 /// "TPM2" Trusted Computing Platform 1 Table
2932 ///
2933 #define EFI_ACPI_6_4_TRUSTED_COMPUTING_PLATFORM_2_TABLE_SIGNATURE  SIGNATURE_32('T', 'P', 'M', '2')
2934
2935 ///
2936 /// "UEFI" UEFI ACPI Data Table
2937 ///
2938 #define EFI_ACPI_6_4_UEFI_ACPI_DATA_TABLE_SIGNATURE  SIGNATURE_32('U', 'E', 'F', 'I')
2939
2940 ///
2941 /// "WAET" Windows ACPI Emulated Devices Table
2942 ///
2943 #define EFI_ACPI_6_4_WINDOWS_ACPI_EMULATED_DEVICES_TABLE_SIGNATURE  SIGNATURE_32('W', 'A', 'E', 'T')
2944
2945 ///
2946 /// "WDAT" Watchdog Action Table
2947 ///
2948 #define EFI_ACPI_6_4_WATCHDOG_ACTION_TABLE_SIGNATURE  SIGNATURE_32('W', 'D', 'A', 'T')
2949
2950 ///
2951 /// "WDRT" Watchdog Resource Table
2952 ///
2953 #define EFI_ACPI_6_4_WATCHDOG_RESOURCE_TABLE_SIGNATURE  SIGNATURE_32('W', 'D', 'R', 'T')
2954
2955 ///
2956 /// "WPBT" MS Platform Binary Table
2957 ///
2958 #define EFI_ACPI_6_4_PLATFORM_BINARY_TABLE_SIGNATURE  SIGNATURE_32('W', 'P', 'B', 'T')
2959
2960 ///
2961 /// "WSMT" Windows SMM Security Mitigation Table
2962 ///
2963 #define EFI_ACPI_6_4_WINDOWS_SMM_SECURITY_MITIGATION_TABLE_SIGNATURE  SIGNATURE_32('W', 'S', 'M', 'T')
2964
2965 ///
2966 /// "XENV" Xen Project Table
2967 ///
2968 #define EFI_ACPI_6_4_XEN_PROJECT_TABLE_SIGNATURE  SIGNATURE_32('X', 'E', 'N', 'V')
2969
2970 #pragma pack()
2971
2972 #endif