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                     BIT0
 787 #define EFI_ACPI_6_4_GENERIC_INITIATOR_AFFINITY_STRUCTURE_ARCHITECTURAL_TRANSACTIONS  BIT1
 788
 789 ///
 790 /// System Locality Distance Information Table (SLIT).
 791 /// The rest of the table is a matrix.
 792 ///
 793 typedef struct {
 794   EFI_ACPI_DESCRIPTION_HEADER Header;
 795   UINT64                      NumberOfSystemLocalities;
 796 } EFI_ACPI_6_4_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_HEADER;
 797
 798 ///
 799 /// SLIT Version (as defined in ACPI 6.4 spec.)
 800 ///
 801 #define EFI_ACPI_6_4_SYSTEM_LOCALITY_DISTANCE_INFORMATION_TABLE_REVISION  0x01
 802
 803 ///
 804 /// Corrected Platform Error Polling Table (CPEP)
 805 ///
 806 typedef struct {
 807   EFI_ACPI_DESCRIPTION_HEADER Header;
 808   UINT8                       Reserved[8];
 809 } EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_HEADER;
 810
 811 ///
 812 /// CPEP Version (as defined in ACPI 6.4 spec.)
 813 ///
 814 #define EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_REVISION 0x01
 815
 816 //
 817 // CPEP processor structure types.
 818 //
 819 #define EFI_ACPI_6_4_CPEP_PROCESSOR_APIC_SAPIC  0x00
 820
 821 ///
 822 /// Corrected Platform Error Polling Processor Structure Definition
 823 ///
 824 typedef struct {
 825   UINT8   Type;
 826   UINT8   Length;
 827   UINT8   ProcessorId;
 828   UINT8   ProcessorEid;
 829   UINT32  PollingInterval;
 830 } EFI_ACPI_6_4_CPEP_PROCESSOR_APIC_SAPIC_STRUCTURE;
 831
 832 ///
 833 /// Maximum System Characteristics Table (MSCT)
 834 ///
 835 typedef struct {
 836   EFI_ACPI_DESCRIPTION_HEADER Header;
 837   UINT32                      OffsetProxDomInfo;
 838   UINT32                      MaximumNumberOfProximityDomains;
 839   UINT32                      MaximumNumberOfClockDomains;
 840   UINT64                      MaximumPhysicalAddress;
 841 } EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_HEADER;
 842
 843 ///
 844 /// MSCT Version (as defined in ACPI 6.4 spec.)
 845 ///
 846 #define EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_REVISION 0x01
 847
 848 ///
 849 /// Maximum Proximity Domain Information Structure Definition
 850 ///
 851 typedef struct {
 852   UINT8   Revision;
 853   UINT8   Length;
 854   UINT32  ProximityDomainRangeLow;
 855   UINT32  ProximityDomainRangeHigh;
 856   UINT32  MaximumProcessorCapacity;
 857   UINT64  MaximumMemoryCapacity;
 858 } EFI_ACPI_6_4_MAXIMUM_PROXIMITY_DOMAIN_INFORMATION_STRUCTURE;
 859
 860 ///
 861 /// ACPI RAS Feature Table definition.
 862 ///
 863 typedef struct {
 864   EFI_ACPI_DESCRIPTION_HEADER Header;
 865   UINT8                       PlatformCommunicationChannelIdentifier[12];
 866 } EFI_ACPI_6_4_RAS_FEATURE_TABLE;
 867
 868 ///
 869 /// RASF Version (as defined in ACPI 6.4 spec.)
 870 ///
 871 #define EFI_ACPI_6_4_RAS_FEATURE_TABLE_REVISION 0x01
 872
 873 ///
 874 /// ACPI RASF Platform Communication Channel Shared Memory Region definition.
 875 ///
 876 typedef struct {
 877   UINT32                      Signature;
 878   UINT16                      Command;
 879   UINT16                      Status;
 880   UINT16                      Version;
 881   UINT8                       RASCapabilities[16];
 882   UINT8                       SetRASCapabilities[16];
 883   UINT16                      NumberOfRASFParameterBlocks;
 884   UINT32                      SetRASCapabilitiesStatus;
 885 } EFI_ACPI_6_4_RASF_PLATFORM_COMMUNICATION_CHANNEL_SHARED_MEMORY_REGION;
 886
 887 ///
 888 /// ACPI RASF PCC command code
 889 ///
 890 #define EFI_ACPI_6_4_RASF_PCC_COMMAND_CODE_EXECUTE_RASF_COMMAND  0x01
 891
 892 ///
 893 /// ACPI RASF Platform RAS Capabilities
 894 ///
 895 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_HARDWARE_BASED_PATROL_SCRUB_SUPPORTED                         BIT0
 896 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_HARDWARE_BASED_PATROL_SCRUB_SUPPORTED_AND_EXPOSED_TO_SOFTWARE BIT1
 897 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_CPU_CACHE_FLUSH_TO_NVDIMM_DURABILITY_ON_POWER_LOSS            BIT2
 898 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_MEMORY_CONTROLLER_FLUSH_TO_NVDIMM_DURABILITY_ON_POWER_LOSS    BIT3
 899 #define EFI_ACPI_6_4_RASF_PLATFORM_RAS_CAPABILITY_BYTE_ADDRESSABLE_PERSISTENT_MEMORY_HARDWARE_MIRRORING         BIT4
 900
 901 ///
 902 /// ACPI RASF Parameter Block structure for PATROL_SCRUB
 903 ///
 904 typedef struct {
 905   UINT16                      Type;
 906   UINT16                      Version;
 907   UINT16                      Length;
 908   UINT16                      PatrolScrubCommand;
 909   UINT64                      RequestedAddressRange[2];
 910   UINT64                      ActualAddressRange[2];
 911   UINT16                      Flags;
 912   UINT8                       RequestedSpeed;
 913 } EFI_ACPI_6_4_RASF_PATROL_SCRUB_PLATFORM_BLOCK_STRUCTURE;
 914
 915 ///
 916 /// ACPI RASF Patrol Scrub command
 917 ///
 918 #define EFI_ACPI_6_4_RASF_PATROL_SCRUB_COMMAND_GET_PATROL_PARAMETERS   0x01
 919 #define EFI_ACPI_6_4_RASF_PATROL_SCRUB_COMMAND_START_PATROL_SCRUBBER   0x02
 920 #define EFI_ACPI_6_4_RASF_PATROL_SCRUB_COMMAND_STOP_PATROL_SCRUBBER    0x03
 921
 922 ///
 923 /// Memory Power State Table definition.
 924 ///
 925 typedef struct {
 926   EFI_ACPI_DESCRIPTION_HEADER Header;
 927   UINT8                       PlatformCommunicationChannelIdentifier;
 928   UINT8                       Reserved[3];
 929 // Memory Power Node Structure
 930 // Memory Power State Characteristics
 931 } EFI_ACPI_6_4_MEMORY_POWER_STATUS_TABLE;
 932
 933 ///
 934 /// MPST Version (as defined in ACPI 6.4 spec.)
 935 ///
 936 #define EFI_ACPI_6_4_MEMORY_POWER_STATE_TABLE_REVISION 0x01
 937
 938 ///
 939 /// MPST Platform Communication Channel Shared Memory Region definition.
 940 ///
 941 typedef struct {
 942   UINT32                      Signature;
 943   UINT16                      Command;
 944   UINT16                      Status;
 945   UINT32                      MemoryPowerCommandRegister;
 946   UINT32                      MemoryPowerStatusRegister;
 947   UINT32                      PowerStateId;
 948   UINT32                      MemoryPowerNodeId;
 949   UINT64                      MemoryEnergyConsumed;
 950   UINT64                      ExpectedAveragePowerComsuned;
 951 } EFI_ACPI_6_4_MPST_PLATFORM_COMMUNICATION_CHANNEL_SHARED_MEMORY_REGION;
 952
 953 ///
 954 /// ACPI MPST PCC command code
 955 ///
 956 #define EFI_ACPI_6_4_MPST_PCC_COMMAND_CODE_EXECUTE_MPST_COMMAND  0x03
 957
 958 ///
 959 /// ACPI MPST Memory Power command
 960 ///
 961 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_GET_MEMORY_POWER_STATE       0x01
 962 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_SET_MEMORY_POWER_STATE       0x02
 963 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_GET_AVERAGE_POWER_CONSUMED   0x03
 964 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_COMMAND_GET_MEMORY_ENERGY_CONSUMED   0x04
 965
 966 ///
 967 /// MPST Memory Power Node Table
 968 ///
 969 typedef struct {
 970   UINT8                                             PowerStateValue;
 971   UINT8                                             PowerStateInformationIndex;
 972 } EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE;
 973
 974 typedef struct {
 975   UINT8                                             Flag;
 976   UINT8                                             Reserved;
 977   UINT16                                            MemoryPowerNodeId;
 978   UINT32                                            Length;
 979   UINT64                                            AddressBase;
 980   UINT64                                            AddressLength;
 981   UINT32                                            NumberOfPowerStates;
 982   UINT32                                            NumberOfPhysicalComponents;
 983 //EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE              MemoryPowerState[NumberOfPowerStates];
 984 //UINT16                                            PhysicalComponentIdentifier[NumberOfPhysicalComponents];
 985 } EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE;
 986
 987 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE_FLAG_ENABLE          0x01
 988 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE_FLAG_POWER_MANAGED   0x02
 989 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STRUCTURE_FLAG_HOT_PLUGGABLE   0x04
 990
 991 typedef struct {
 992   UINT16                      MemoryPowerNodeCount;
 993   UINT8                       Reserved[2];
 994 } EFI_ACPI_6_4_MPST_MEMORY_POWER_NODE_TABLE;
 995
 996 ///
 997 /// MPST Memory Power State Characteristics Table
 998 ///
 999 typedef struct {
1000   UINT8                                             PowerStateStructureID;
1001   UINT8                                             Flag;
1002   UINT16                                            Reserved;
1003   UINT32                                            AveragePowerConsumedInMPS0;
1004   UINT32                                            RelativePowerSavingToMPS0;
1005   UINT64                                            ExitLatencyToMPS0;
1006 } EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE;
1007
1008 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_MEMORY_CONTENT_PRESERVED              0x01
1009 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_AUTONOMOUS_MEMORY_POWER_STATE_ENTRY   0x02
1010 #define EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_STRUCTURE_FLAG_AUTONOMOUS_MEMORY_POWER_STATE_EXIT    0x04
1011
1012 typedef struct {
1013   UINT16                      MemoryPowerStateCharacteristicsCount;
1014   UINT8                       Reserved[2];
1015 } EFI_ACPI_6_4_MPST_MEMORY_POWER_STATE_CHARACTERISTICS_TABLE;
1016
1017 ///
1018 /// Platform Memory Topology Table definition.
1019 ///
1020 typedef struct {
1021   EFI_ACPI_DESCRIPTION_HEADER             Header;
1022   UINT32                                  NumberOfMemoryDevices;
1023 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  MemoryDeviceStructure[NumberOfMemoryDevices];
1024 } EFI_ACPI_6_4_PLATFORM_MEMORY_TOPOLOGY_TABLE;
1025
1026 ///
1027 /// PMTT Version (as defined in ACPI 6.4 spec.)
1028 ///
1029 #define EFI_ACPI_6_4_MEMORY_TOPOLOGY_TABLE_REVISION 0x02
1030
1031 ///
1032 /// Common Memory Device.
1033 ///
1034 typedef struct {
1035   UINT8                                   Type;
1036   UINT8                                   Reserved;
1037   UINT16                                  Length;
1038   UINT16                                  Flags;
1039   UINT16                                  Reserved1;
1040   UINT32                                  NumberOfMemoryDevices;
1041 //UINT8                                   TypeSpecificData[];
1042 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  MemoryDeviceStructure[NumberOfMemoryDevices];
1043 } EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE;
1044
1045 ///
1046 /// Memory Device Type.
1047 ///
1048 #define EFI_ACPI_6_4_PMTT_MEMORY_DEVICE_TYPE_SOCKET               0x1
1049 #define EFI_ACPI_6_4_PMTT_MEMORY_DEVICE_TYPE_MEMORY_CONTROLLER    0x2
1050 #define EFI_ACPI_6_4_PMTT_MEMORY_DEVICE_TYPE_DIMM                 0x3
1051 #define EFI_ACPI_6_4_PMTT_MEMORY_DEVICE_TYPE_VENDOR_SPECIFIC_TYPE 0xFF
1052
1053 ///
1054 /// Socket Type Data.
1055 ///
1056 typedef struct {
1057   EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  CommonMemoryDeviceHeader;
1058   UINT16                                  SocketIdentifier;
1059   UINT16                                  Reserved;
1060 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  MemoryDeviceStructure[];
1061 } EFI_ACPI_6_4_PMTT_SOCKET_TYPE_DATA;
1062
1063 ///
1064 /// Memory Controller Type Data.
1065 ///
1066 typedef struct {
1067   EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  CommonMemoryDeviceHeader;
1068   UINT16                                  MemoryControllerIdentifier;
1069   UINT16                                  Reserved;
1070 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  MemoryDeviceStructure[];
1071 } EFI_ACPI_6_4_PMTT_MEMORY_CONTROLLER_TYPE_DATA;
1072
1073 ///
1074 /// DIMM Type Specific Data.
1075 ///
1076 typedef struct {
1077   EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE  CommonMemoryDeviceHeader;
1078   UINT32                                  SmbiosHandle;
1079 } EFI_ACPI_6_4_PMTT_DIMM_TYPE_SPECIFIC_DATA;
1080
1081 ///
1082 /// Vendor Specific Type Data.
1083 ///
1084 typedef struct {
1085   EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE        CommonMemoryDeviceHeader;
1086   UINT8                                         TypeUuid[16];
1087 //EFI_ACPI_6_4_PMTT_VENDOR_SPECIFIC_TYPE_DATA   VendorSpecificData[];
1088 //EFI_ACPI_6_4_PMTT_COMMON_MEMORY_DEVICE        MemoryDeviceStructure[];
1089 } EFI_ACPI_6_4_PMTT_VENDOR_SPECIFIC_TYPE_DATA;
1090
1091 ///
1092 /// Boot Graphics Resource Table definition.
1093 ///
1094 typedef struct {
1095   EFI_ACPI_DESCRIPTION_HEADER Header;
1096   ///
1097   /// 2-bytes (16 bit) version ID. This value must be 1.
1098   ///
1099   UINT16                      Version;
1100   ///
1101   /// 1-byte status field indicating current status about the table.
1102   ///     Bits[7:3] = Reserved (must be zero)
1103   ///     Bits[2:1] = Orientation Offset. These bits describe the clockwise
1104   ///                 degree offset from the image's default orientation.
1105   ///                 [00] = 0, no offset
1106   ///                 [01] = 90
1107   ///                 [10] = 180
1108   ///                 [11] = 270
1109   ///     Bit [0] = Displayed. A one indicates the boot image graphic is
1110   ///               displayed.
1111   ///
1112   UINT8                       Status;
1113   ///
1114   /// 1-byte enumerated type field indicating format of the image.
1115   ///     0 = Bitmap
1116   ///     1 - 255  Reserved (for future use)
1117   ///
1118   UINT8                       ImageType;
1119   ///
1120   /// 8-byte (64 bit) physical address pointing to the firmware's in-memory copy
1121   /// of the image bitmap.
1122   ///
1123   UINT64                      ImageAddress;
1124   ///
1125   /// A 4-byte (32-bit) unsigned long describing the display X-offset of the boot image.
1126   /// (X, Y) display offset of the top left corner of the boot image.
1127   /// The top left corner of the display is at offset (0, 0).
1128   ///
1129   UINT32                      ImageOffsetX;
1130   ///
1131   /// A 4-byte (32-bit) unsigned long describing the display Y-offset of the boot image.
1132   /// (X, Y) display offset of the top left corner of the boot image.
1133   /// The top left corner of the display is at offset (0, 0).
1134   ///
1135   UINT32                      ImageOffsetY;
1136 } EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE;
1137
1138 ///
1139 /// BGRT Revision
1140 ///
1141 #define EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE_REVISION 1
1142
1143 ///
1144 /// BGRT Version
1145 ///
1146 #define EFI_ACPI_6_4_BGRT_VERSION         0x01
1147
1148 ///
1149 /// BGRT Status
1150 ///
1151 #define EFI_ACPI_6_4_BGRT_STATUS_NOT_DISPLAYED 0x00
1152 #define EFI_ACPI_6_4_BGRT_STATUS_DISPLAYED     0x01
1153
1154 ///
1155 /// BGRT Image Type
1156 ///
1157 #define EFI_ACPI_6_4_BGRT_IMAGE_TYPE_BMP  0x00
1158
1159 ///
1160 /// FPDT Version (as defined in ACPI 6.4 spec.)
1161 ///
1162 #define EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_DATA_TABLE_REVISION 0x01
1163
1164 ///
1165 /// FPDT Performance Record Types
1166 ///
1167 #define EFI_ACPI_6_4_FPDT_RECORD_TYPE_FIRMWARE_BASIC_BOOT_POINTER      0x0000
1168 #define EFI_ACPI_6_4_FPDT_RECORD_TYPE_S3_PERFORMANCE_TABLE_POINTER     0x0001
1169
1170 ///
1171 /// FPDT Performance Record Revision
1172 ///
1173 #define EFI_ACPI_6_4_FPDT_RECORD_REVISION_FIRMWARE_BASIC_BOOT_POINTER  0x01
1174 #define EFI_ACPI_6_4_FPDT_RECORD_REVISION_S3_PERFORMANCE_TABLE_POINTER 0x01
1175
1176 ///
1177 /// FPDT Runtime Performance Record Types
1178 ///
1179 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_TYPE_S3_RESUME                0x0000
1180 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_TYPE_S3_SUSPEND               0x0001
1181 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_TYPE_FIRMWARE_BASIC_BOOT      0x0002
1182
1183 ///
1184 /// FPDT Runtime Performance Record Revision
1185 ///
1186 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_REVISION_S3_RESUME            0x01
1187 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_REVISION_S3_SUSPEND           0x01
1188 #define EFI_ACPI_6_4_FPDT_RUNTIME_RECORD_REVISION_FIRMWARE_BASIC_BOOT  0x02
1189
1190 ///
1191 /// FPDT Performance Record header
1192 ///
1193 typedef struct {
1194   UINT16           Type;
1195   UINT8            Length;
1196   UINT8            Revision;
1197 } EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER;
1198
1199 ///
1200 /// FPDT Performance Table header
1201 ///
1202 typedef struct {
1203   UINT32  Signature;
1204   UINT32  Length;
1205 } EFI_ACPI_6_4_FPDT_PERFORMANCE_TABLE_HEADER;
1206
1207 ///
1208 /// FPDT Firmware Basic Boot Performance Pointer Record Structure
1209 ///
1210 typedef struct {
1211   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1212   UINT32                                          Reserved;
1213   ///
1214   /// 64-bit processor-relative physical address of the Basic Boot Performance Table.
1215   ///
1216   UINT64                                          BootPerformanceTablePointer;
1217 } EFI_ACPI_6_4_FPDT_BOOT_PERFORMANCE_TABLE_POINTER_RECORD;
1218
1219 ///
1220 /// FPDT S3 Performance Table Pointer Record Structure
1221 ///
1222 typedef struct {
1223   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1224   UINT32                                          Reserved;
1225   ///
1226   /// 64-bit processor-relative physical address of the S3 Performance Table.
1227   ///
1228   UINT64                                          S3PerformanceTablePointer;
1229 } EFI_ACPI_6_4_FPDT_S3_PERFORMANCE_TABLE_POINTER_RECORD;
1230
1231 ///
1232 /// FPDT Firmware Basic Boot Performance Record Structure
1233 ///
1234 typedef struct {
1235   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1236   UINT32                                          Reserved;
1237   ///
1238   /// Timer value logged at the beginning of firmware image execution.
1239   /// This may not always be zero or near zero.
1240   ///
1241   UINT64                                          ResetEnd;
1242   ///
1243   /// Timer value logged just prior to loading the OS boot loader into memory.
1244   /// For non-UEFI compatible boots, this field must be zero.
1245   ///
1246   UINT64                                          OsLoaderLoadImageStart;
1247   ///
1248   /// Timer value logged just prior to launching the previously loaded OS boot loader image.
1249   /// For non-UEFI compatible boots, the timer value logged will be just prior
1250   /// to the INT 19h handler invocation.
1251   ///
1252   UINT64                                          OsLoaderStartImageStart;
1253   ///
1254   /// Timer value logged at the point when the OS loader calls the
1255   /// ExitBootServices function for UEFI compatible firmware.
1256   /// For non-UEFI compatible boots, this field must be zero.
1257   ///
1258   UINT64                                          ExitBootServicesEntry;
1259   ///
1260   /// Timer value logged at the point just prior towhen the OS loader gaining
1261   /// control back from calls the ExitBootServices function for UEFI compatible firmware.
1262   /// For non-UEFI compatible boots, this field must be zero.
1263   ///
1264   UINT64                                          ExitBootServicesExit;
1265 } EFI_ACPI_6_4_FPDT_FIRMWARE_BASIC_BOOT_RECORD;
1266
1267 ///
1268 /// FPDT Firmware Basic Boot Performance Table signature
1269 ///
1270 #define EFI_ACPI_6_4_FPDT_BOOT_PERFORMANCE_TABLE_SIGNATURE  SIGNATURE_32('F', 'B', 'P', 'T')
1271
1272 //
1273 // FPDT Firmware Basic Boot Performance Table
1274 //
1275 typedef struct {
1276   EFI_ACPI_6_4_FPDT_PERFORMANCE_TABLE_HEADER      Header;
1277   //
1278   // one or more Performance Records.
1279   //
1280 } EFI_ACPI_6_4_FPDT_FIRMWARE_BASIC_BOOT_TABLE;
1281
1282 ///
1283 /// FPDT "S3PT" S3 Performance Table
1284 ///
1285 #define EFI_ACPI_6_4_FPDT_S3_PERFORMANCE_TABLE_SIGNATURE  SIGNATURE_32('S', '3', 'P', 'T')
1286
1287 //
1288 // FPDT Firmware S3 Boot Performance Table
1289 //
1290 typedef struct {
1291   EFI_ACPI_6_4_FPDT_PERFORMANCE_TABLE_HEADER      Header;
1292   //
1293   // one or more Performance Records.
1294   //
1295 } EFI_ACPI_6_4_FPDT_FIRMWARE_S3_BOOT_TABLE;
1296
1297 ///
1298 /// FPDT Basic S3 Resume Performance Record
1299 ///
1300 typedef struct {
1301   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1302   ///
1303   /// A count of the number of S3 resume cycles since the last full boot sequence.
1304   ///
1305   UINT32                                          ResumeCount;
1306   ///
1307   /// Timer recorded at the end of BIOS S3 resume, just prior to handoff to the
1308   /// OS waking vector. Only the most recent resume cycle's time is retained.
1309   ///
1310   UINT64                                          FullResume;
1311   ///
1312   /// Average timer value of all resume cycles logged since the last full boot
1313   /// sequence, including the most recent resume.  Note that the entire log of
1314   /// timer values does not need to be retained in order to calculate this average.
1315   ///
1316   UINT64                                          AverageResume;
1317 } EFI_ACPI_6_4_FPDT_S3_RESUME_RECORD;
1318
1319 ///
1320 /// FPDT Basic S3 Suspend Performance Record
1321 ///
1322 typedef struct {
1323   EFI_ACPI_6_4_FPDT_PERFORMANCE_RECORD_HEADER     Header;
1324   ///
1325   /// Timer value recorded at the OS write to SLP_TYP upon entry to S3.
1326   /// Only the most recent suspend cycle's timer value is retained.
1327   ///
1328   UINT64                                          SuspendStart;
1329   ///
1330   /// Timer value recorded at the final firmware write to SLP_TYP (or other
1331   /// mechanism) used to trigger hardware entry to S3.
1332   /// Only the most recent suspend cycle's timer value is retained.
1333   ///
1334   UINT64                                          SuspendEnd;
1335 } EFI_ACPI_6_4_FPDT_S3_SUSPEND_RECORD;
1336
1337 ///
1338 /// Firmware Performance Record Table definition.
1339 ///
1340 typedef struct {
1341   EFI_ACPI_DESCRIPTION_HEADER Header;
1342 } EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_RECORD_TABLE;
1343
1344 ///
1345 /// Generic Timer Description Table definition.
1346 ///
1347 typedef struct {
1348   EFI_ACPI_DESCRIPTION_HEADER Header;
1349   UINT64                      CntControlBasePhysicalAddress;
1350   UINT32                      Reserved;
1351   UINT32                      SecurePL1TimerGSIV;
1352   UINT32                      SecurePL1TimerFlags;
1353   UINT32                      NonSecurePL1TimerGSIV;
1354   UINT32                      NonSecurePL1TimerFlags;
1355   UINT32                      VirtualTimerGSIV;
1356   UINT32                      VirtualTimerFlags;
1357   UINT32                      NonSecurePL2TimerGSIV;
1358   UINT32                      NonSecurePL2TimerFlags;
1359   UINT64                      CntReadBasePhysicalAddress;
1360   UINT32                      PlatformTimerCount;
1361   UINT32                      PlatformTimerOffset;
1362   UINT32                      VirtualPL2TimerGSIV;
1363   UINT32                      VirtualPL2TimerFlags;
1364 } EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE;
1365
1366 ///
1367 /// GTDT Version (as defined in ACPI 6.4 spec.)
1368 ///
1369 #define EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION 0x03
1370
1371 ///
1372 /// Timer Flags.  All other bits are reserved and must be 0.
1373 ///
1374 #define EFI_ACPI_6_4_GTDT_TIMER_FLAG_TIMER_INTERRUPT_MODE          BIT0
1375 #define EFI_ACPI_6_4_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY      BIT1
1376 #define EFI_ACPI_6_4_GTDT_TIMER_FLAG_ALWAYS_ON_CAPABILITY          BIT2
1377
1378 ///
1379 /// Platform Timer Type
1380 ///
1381 #define EFI_ACPI_6_4_GTDT_GT_BLOCK                       0
1382 #define EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG           1
1383
1384 ///
1385 /// GT Block Structure
1386 ///
1387 typedef struct {
1388   UINT8   Type;
1389   UINT16  Length;
1390   UINT8   Reserved;
1391   UINT64  CntCtlBase;
1392   UINT32  GTBlockTimerCount;
1393   UINT32  GTBlockTimerOffset;
1394 } EFI_ACPI_6_4_GTDT_GT_BLOCK_STRUCTURE;
1395
1396 ///
1397 /// GT Block Timer Structure
1398 ///
1399 typedef struct {
1400   UINT8   GTFrameNumber;
1401   UINT8   Reserved[3];
1402   UINT64  CntBaseX;
1403   UINT64  CntEL0BaseX;
1404   UINT32  GTxPhysicalTimerGSIV;
1405   UINT32  GTxPhysicalTimerFlags;
1406   UINT32  GTxVirtualTimerGSIV;
1407   UINT32  GTxVirtualTimerFlags;
1408   UINT32  GTxCommonFlags;
1409 } EFI_ACPI_6_4_GTDT_GT_BLOCK_TIMER_STRUCTURE;
1410
1411 ///
1412 /// GT Block Physical Timers and Virtual Timers Flags.  All other bits are reserved and must be 0.
1413 ///
1414 #define EFI_ACPI_6_4_GTDT_GT_BLOCK_TIMER_FLAG_TIMER_INTERRUPT_MODE          BIT0
1415 #define EFI_ACPI_6_4_GTDT_GT_BLOCK_TIMER_FLAG_TIMER_INTERRUPT_POLARITY      BIT1
1416
1417 ///
1418 /// Common Flags Flags.  All other bits are reserved and must be 0.
1419 ///
1420 #define EFI_ACPI_6_4_GTDT_GT_BLOCK_COMMON_FLAG_SECURE_TIMER              BIT0
1421 #define EFI_ACPI_6_4_GTDT_GT_BLOCK_COMMON_FLAG_ALWAYS_ON_CAPABILITY      BIT1
1422
1423 ///
1424 /// Arm Generic Watchdog Structure
1425 ///
1426 typedef struct {
1427   UINT8   Type;
1428   UINT16  Length;
1429   UINT8   Reserved;
1430   UINT64  RefreshFramePhysicalAddress;
1431   UINT64  WatchdogControlFramePhysicalAddress;
1432   UINT32  WatchdogTimerGSIV;
1433   UINT32  WatchdogTimerFlags;
1434 } EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG_STRUCTURE;
1435
1436 ///
1437 /// Arm Generic Watchdog Timer Flags.  All other bits are reserved and must be 0.
1438 ///
1439 #define EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG_FLAG_TIMER_INTERRUPT_MODE          BIT0
1440 #define EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG_FLAG_TIMER_INTERRUPT_POLARITY      BIT1
1441 #define EFI_ACPI_6_4_GTDT_ARM_GENERIC_WATCHDOG_FLAG_SECURE_TIMER                  BIT2
1442
1443 //
1444 // NVDIMM Firmware Interface Table definition.
1445 //
1446 typedef struct {
1447   EFI_ACPI_DESCRIPTION_HEADER    Header;
1448   UINT32                         Reserved;
1449 } EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE;
1450
1451 //
1452 // NFIT Version (as defined in ACPI 6.4 spec.)
1453 //
1454 #define EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE_REVISION 0x1
1455
1456 //
1457 // Definition for NFIT Table Structure Types
1458 //
1459 #define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE_TYPE              0
1460 #define EFI_ACPI_6_4_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE_TYPE                      1
1461 #define EFI_ACPI_6_4_NFIT_INTERLEAVE_STRUCTURE_TYPE                                 2
1462 #define EFI_ACPI_6_4_NFIT_SMBIOS_MANAGEMENT_INFORMATION_STRUCTURE_TYPE              3
1463 #define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE_TYPE                      4
1464 #define EFI_ACPI_6_4_NFIT_NVDIMM_BLOCK_DATA_WINDOW_REGION_STRUCTURE_TYPE            5
1465 #define EFI_ACPI_6_4_NFIT_FLUSH_HINT_ADDRESS_STRUCTURE_TYPE                         6
1466
1467 //
1468 // Definition for NFIT Structure Header
1469 //
1470 typedef struct {
1471   UINT16                                      Type;
1472   UINT16                                      Length;
1473 } EFI_ACPI_6_4_NFIT_STRUCTURE_HEADER;
1474
1475 //
1476 // Definition for System Physical Address Range Structure
1477 //
1478 #define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_FLAGS_CONTROL_REGION_FOR_MANAGEMENT      BIT0
1479 #define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_FLAGS_PROXIMITY_DOMAIN_VALID             BIT1
1480 #define EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_FLAGS_SPA_LOCATION_COOKIE_VALID          BIT2
1481
1482 #define EFI_ACPI_6_4_NFIT_GUID_VOLATILE_MEMORY_REGION                             { 0x7305944F, 0xFDDA, 0x44E3, { 0xB1, 0x6C, 0x3F, 0x22, 0xD2, 0x52, 0xE5, 0xD0 }}
1483 #define EFI_ACPI_6_4_NFIT_GUID_BYTE_ADDRESSABLE_PERSISTENT_MEMORY_REGION          { 0x66F0D379, 0xB4F3, 0x4074, { 0xAC, 0x43, 0x0D, 0x33, 0x18, 0xB7, 0x8C, 0xDB }}
1484 #define EFI_ACPI_6_4_NFIT_GUID_NVDIMM_CONTROL_REGION                              { 0x92F701F6, 0x13B4, 0x405D, { 0x91, 0x0B, 0x29, 0x93, 0x67, 0xE8, 0x23, 0x4C }}
1485 #define EFI_ACPI_6_4_NFIT_GUID_NVDIMM_BLOCK_DATA_WINDOW_REGION                    { 0x91AF0530, 0x5D86, 0x470E, { 0xA6, 0xB0, 0x0A, 0x2D, 0xB9, 0x40, 0x82, 0x49 }}
1486 #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 }}
1487 #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 }}
1488 #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 }}
1489 #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 }}
1490
1491 typedef struct {
1492   UINT16                                      Type;
1493   UINT16                                      Length;
1494   UINT16                                      SPARangeStructureIndex;
1495   UINT16                                      Flags;
1496   UINT32                                      Reserved_8;
1497   UINT32                                      ProximityDomain;
1498   GUID                                        AddressRangeTypeGUID;
1499   UINT64                                      SystemPhysicalAddressRangeBase;
1500   UINT64                                      SystemPhysicalAddressRangeLength;
1501   UINT64                                      AddressRangeMemoryMappingAttribute;
1502   UINT64                                      SPALocationCookie;
1503 } EFI_ACPI_6_4_NFIT_SYSTEM_PHYSICAL_ADDRESS_RANGE_STRUCTURE;
1504
1505 //
1506 // Definition for Memory Device to System Physical Address Range Mapping Structure
1507 //
1508 typedef struct {
1509   UINT32                                      DIMMNumber:4;
1510   UINT32                                      MemoryChannelNumber:4;
1511   UINT32                                      MemoryControllerID:4;
1512   UINT32                                      SocketID:4;
1513   UINT32                                      NodeControllerID:12;
1514   UINT32                                      Reserved_28:4;
1515 } EFI_ACPI_6_4_NFIT_DEVICE_HANDLE;
1516
1517 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_PREVIOUS_SAVE_FAIL                                      BIT0
1518 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_LAST_RESTORE_FAIL                                       BIT1
1519 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_PLATFORM_FLUSH_FAIL                                     BIT2
1520 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_NOT_ARMED_PRIOR_TO_OSPM_HAND_OFF                        BIT3
1521 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_SMART_HEALTH_EVENTS_PRIOR_OSPM_HAND_OFF                 BIT4
1522 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_FIRMWARE_ENABLED_TO_NOTIFY_OSPM_ON_SMART_HEALTH_EVENTS  BIT5
1523 #define EFI_ACPI_6_4_NFIT_MEMORY_DEVICE_STATE_FLAGS_FIRMWARE_NOT_MAP_NVDIMM_TO_SPA                          BIT6
1524
1525 typedef struct {
1526   UINT16                                      Type;
1527   UINT16                                      Length;
1528   EFI_ACPI_6_4_NFIT_DEVICE_HANDLE             NFITDeviceHandle;
1529   UINT16                                      NVDIMMPhysicalID;
1530   UINT16                                      NVDIMMRegionID;
1531   UINT16                                      SPARangeStructureIndex ;
1532   UINT16                                      NVDIMMControlRegionStructureIndex;
1533   UINT64                                      NVDIMMRegionSize;
1534   UINT64                                      RegionOffset;
1535   UINT64                                      NVDIMMPhysicalAddressRegionBase;
1536   UINT16                                      InterleaveStructureIndex;
1537   UINT16                                      InterleaveWays;
1538   UINT16                                      NVDIMMStateFlags;
1539   UINT16                                      Reserved_46;
1540 } EFI_ACPI_6_4_NFIT_NVDIMM_REGION_MAPPING_STRUCTURE;
1541
1542 //
1543 // Definition for Interleave Structure
1544 //
1545 typedef struct {
1546   UINT16                                      Type;
1547   UINT16                                      Length;
1548   UINT16                                      InterleaveStructureIndex;
1549   UINT16                                      Reserved_6;
1550   UINT32                                      NumberOfLines;
1551   UINT32                                      LineSize;
1552 //UINT32                                      LineOffset[NumberOfLines];
1553 } EFI_ACPI_6_4_NFIT_INTERLEAVE_STRUCTURE;
1554
1555 //
1556 // Definition for SMBIOS Management Information Structure
1557 //
1558 typedef struct {
1559   UINT16                                      Type;
1560   UINT16                                      Length;
1561   UINT32                                      Reserved_4;
1562 //UINT8                                       Data[];
1563 } EFI_ACPI_6_4_NFIT_SMBIOS_MANAGEMENT_INFORMATION_STRUCTURE;
1564
1565 //
1566 // Definition for NVDIMM Control Region Structure
1567 //
1568 #define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_VALID_FIELDS_MANUFACTURING           BIT0
1569
1570 #define EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_FLAGS_BLOCK_DATA_WINDOWS_BUFFERED    BIT0
1571
1572 typedef struct {
1573   UINT16                                      Type;
1574   UINT16                                      Length;
1575   UINT16                                      NVDIMMControlRegionStructureIndex;
1576   UINT16                                      VendorID;
1577   UINT16                                      DeviceID;
1578   UINT16                                      RevisionID;
1579   UINT16                                      SubsystemVendorID;
1580   UINT16                                      SubsystemDeviceID;
1581   UINT16                                      SubsystemRevisionID;
1582   UINT8                                       ValidFields;
1583   UINT8                                       ManufacturingLocation;
1584   UINT16                                      ManufacturingDate;
1585   UINT8                                       Reserved_22[2];
1586   UINT32                                      SerialNumber;
1587   UINT16                                      RegionFormatInterfaceCode;
1588   UINT16                                      NumberOfBlockControlWindows;
1589   UINT64                                      SizeOfBlockControlWindow;
1590   UINT64                                      CommandRegisterOffsetInBlockControlWindow;
1591   UINT64                                      SizeOfCommandRegisterInBlockControlWindows;
1592   UINT64                                      StatusRegisterOffsetInBlockControlWindow;
1593   UINT64                                      SizeOfStatusRegisterInBlockControlWindows;
1594   UINT16                                      NVDIMMControlRegionFlag;
1595   UINT8                                       Reserved_74[6];
1596 } EFI_ACPI_6_4_NFIT_NVDIMM_CONTROL_REGION_STRUCTURE;
1597
1598 //
1599 // Definition for NVDIMM Block Data Window Region Structure
1600 //
1601 typedef struct {
1602   UINT16                                      Type;
1603   UINT16                                      Length;
1604   UINT16                                      NVDIMMControlRegionStructureIndex;
1605   UINT16                                      NumberOfBlockDataWindows;
1606   UINT64                                      BlockDataWindowStartOffset;
1607   UINT64                                      SizeOfBlockDataWindow;
1608   UINT64                                      BlockAccessibleMemoryCapacity;
1609   UINT64                                      BeginningAddressOfFirstBlockInBlockAccessibleMemory;
1610 } EFI_ACPI_6_4_NFIT_NVDIMM_BLOCK_DATA_WINDOW_REGION_STRUCTURE;
1611
1612 //
1613 // Definition for Flush Hint Address Structure
1614 //
1615 typedef struct {
1616   UINT16                                      Type;
1617   UINT16                                      Length;
1618   EFI_ACPI_6_4_NFIT_DEVICE_HANDLE             NFITDeviceHandle;
1619   UINT16                                      NumberOfFlushHintAddresses;
1620   UINT8                                       Reserved_10[6];
1621 //UINT64                                      FlushHintAddress[NumberOfFlushHintAddresses];
1622 } EFI_ACPI_6_4_NFIT_FLUSH_HINT_ADDRESS_STRUCTURE;
1623
1624 ///
1625 /// Secure DEVices Table (SDEV)
1626 ///
1627 typedef struct {
1628   EFI_ACPI_DESCRIPTION_HEADER   Header;
1629 } EFI_ACPI_6_4_SECURE_DEVICES_TABLE_HEADER;
1630
1631 ///
1632 /// SDEV Revision (as defined in ACPI 6.4 spec.)
1633 ///
1634 #define EFI_ACPI_6_4_SECURE_DEVICES_TABLE_REVISION      0x01
1635
1636 ///
1637 /// Secure Devcice types
1638 ///
1639 #define EFI_ACPI_6_4_SDEV_TYPE_PCIE_ENDPOINT_DEVICE     0x01
1640 #define EFI_ACPI_6_4_SDEV_TYPE_ACPI_NAMESPACE_DEVICE    0x00
1641
1642 ///
1643 /// Secure Devcice flags
1644 ///
1645 #define EFI_ACPI_6_4_SDEV_FLAG_ALLOW_HANDOFF            BIT0
1646
1647 ///
1648 /// SDEV Structure Header
1649 ///
1650 typedef struct {
1651   UINT8                         Type;
1652   UINT8                         Flags;
1653   UINT16                        Length;
1654 } EFI_ACPI_6_4_SDEV_STRUCTURE_HEADER;
1655
1656 ///
1657 /// PCIe Endpoint Device based Secure Device Structure
1658 ///
1659 typedef struct {
1660   UINT8                         Type;
1661   UINT8                         Flags;
1662   UINT16                        Length;
1663   UINT16                        PciSegmentNumber;
1664   UINT16                        StartBusNumber;
1665   UINT16                        PciPathOffset;
1666   UINT16                        PciPathLength;
1667   UINT16                        VendorSpecificDataOffset;
1668   UINT16                        VendorSpecificDataLength;
1669 } EFI_ACPI_6_4_SDEV_STRUCTURE_PCIE_ENDPOINT_DEVICE;
1670
1671 ///
1672 /// ACPI_NAMESPACE_DEVICE based Secure Device Structure
1673 ///
1674 typedef struct {
1675   UINT8                         Type;
1676   UINT8                         Flags;
1677   UINT16                        Length;
1678   UINT16                        DeviceIdentifierOffset;
1679   UINT16                        DeviceIdentifierLength;
1680   UINT16                        VendorSpecificDataOffset;
1681   UINT16                        VendorSpecificDataLength;
1682 } EFI_ACPI_6_4_SDEV_STRUCTURE_ACPI_NAMESPACE_DEVICE;
1683
1684 ///
1685 /// Boot Error Record Table (BERT)
1686 ///
1687 typedef struct {
1688   EFI_ACPI_DESCRIPTION_HEADER Header;
1689   UINT32                      BootErrorRegionLength;
1690   UINT64                      BootErrorRegion;
1691 } EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_HEADER;
1692
1693 ///
1694 /// BERT Version (as defined in ACPI 6.4 spec.)
1695 ///
1696 #define EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_REVISION 0x01
1697
1698 ///
1699 /// Boot Error Region Block Status Definition
1700 ///
1701 typedef struct {
1702   UINT32       UncorrectableErrorValid:1;
1703   UINT32       CorrectableErrorValid:1;
1704   UINT32       MultipleUncorrectableErrors:1;
1705   UINT32       MultipleCorrectableErrors:1;
1706   UINT32       ErrorDataEntryCount:10;
1707   UINT32       Reserved:18;
1708 } EFI_ACPI_6_4_ERROR_BLOCK_STATUS;
1709
1710 ///
1711 /// Boot Error Region Definition
1712 ///
1713 typedef struct {
1714   EFI_ACPI_6_4_ERROR_BLOCK_STATUS              BlockStatus;
1715   UINT32                                       RawDataOffset;
1716   UINT32                                       RawDataLength;
1717   UINT32                                       DataLength;
1718   UINT32                                       ErrorSeverity;
1719 } EFI_ACPI_6_4_BOOT_ERROR_REGION_STRUCTURE;
1720
1721 //
1722 // Boot Error Severity types
1723 //
1724 #define EFI_ACPI_6_4_ERROR_SEVERITY_CORRECTABLE  0x00
1725 #define EFI_ACPI_6_4_ERROR_SEVERITY_FATAL        0x01
1726 #define EFI_ACPI_6_4_ERROR_SEVERITY_CORRECTED    0x02
1727 #define EFI_ACPI_6_4_ERROR_SEVERITY_NONE         0x03
1728
1729 ///
1730 /// Generic Error Data Entry Definition
1731 ///
1732 typedef struct {
1733   UINT8    SectionType[16];
1734   UINT32   ErrorSeverity;
1735   UINT16   Revision;
1736   UINT8    ValidationBits;
1737   UINT8    Flags;
1738   UINT32   ErrorDataLength;
1739   UINT8    FruId[16];
1740   UINT8    FruText[20];
1741   UINT8    Timestamp[8];
1742 } EFI_ACPI_6_4_GENERIC_ERROR_DATA_ENTRY_STRUCTURE;
1743
1744 ///
1745 /// Generic Error Data Entry Version (as defined in ACPI 6.4 spec.)
1746 ///
1747 #define EFI_ACPI_6_4_GENERIC_ERROR_DATA_ENTRY_REVISION  0x0300
1748
1749 ///
1750 /// HEST - Hardware Error Source Table
1751 ///
1752 typedef struct {
1753   EFI_ACPI_DESCRIPTION_HEADER Header;
1754   UINT32                      ErrorSourceCount;
1755 } EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_HEADER;
1756
1757 ///
1758 /// HEST Version (as defined in ACPI 6.4 spec.)
1759 ///
1760 #define EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_REVISION 0x01
1761
1762 //
1763 // Error Source structure types.
1764 //
1765 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION  0x00
1766 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK  0x01
1767 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_NMI_ERROR                0x02
1768 #define EFI_ACPI_6_4_PCI_EXPRESS_ROOT_PORT_AER                  0x06
1769 #define EFI_ACPI_6_4_PCI_EXPRESS_DEVICE_AER                     0x07
1770 #define EFI_ACPI_6_4_PCI_EXPRESS_BRIDGE_AER                     0x08
1771 #define EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR                     0x09
1772 #define EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_VERSION_2           0x0A
1773 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_DEFERRED_MACHINE_CHECK   0x0B
1774
1775 //
1776 // Error Source structure flags.
1777 //
1778 #define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_FIRMWARE_FIRST       (1 << 0)
1779 #define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_GLOBAL               (1 << 1)
1780 #define EFI_ACPI_6_4_ERROR_SOURCE_FLAG_GHES_ASSIST          (1 << 2)
1781
1782 ///
1783 /// IA-32 Architecture Machine Check Exception Structure Definition
1784 ///
1785 typedef struct {
1786   UINT16  Type;
1787   UINT16  SourceId;
1788   UINT8   Reserved0[2];
1789   UINT8   Flags;
1790   UINT8   Enabled;
1791   UINT32  NumberOfRecordsToPreAllocate;
1792   UINT32  MaxSectionsPerRecord;
1793   UINT64  GlobalCapabilityInitData;
1794   UINT64  GlobalControlInitData;
1795   UINT8   NumberOfHardwareBanks;
1796   UINT8   Reserved1[7];
1797 } EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_EXCEPTION_STRUCTURE;
1798
1799 ///
1800 /// IA-32 Architecture Machine Check Bank Structure Definition
1801 ///
1802 typedef struct {
1803   UINT8   BankNumber;
1804   UINT8   ClearStatusOnInitialization;
1805   UINT8   StatusDataFormat;
1806   UINT8   Reserved0;
1807   UINT32  ControlRegisterMsrAddress;
1808   UINT64  ControlInitData;
1809   UINT32  StatusRegisterMsrAddress;
1810   UINT32  AddressRegisterMsrAddress;
1811   UINT32  MiscRegisterMsrAddress;
1812 } EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_BANK_STRUCTURE;
1813
1814 ///
1815 /// IA-32 Architecture Machine Check Bank Structure MCA data format
1816 ///
1817 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_IA32      0x00
1818 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_INTEL64   0x01
1819 #define EFI_ACPI_6_4_IA32_ARCHITECTURE_MACHINE_CHECK_ERROR_DATA_FORMAT_AMD64     0x02
1820
1821 //
1822 // Hardware Error Notification types. All other values are reserved
1823 //
1824 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_POLLED                         0x00
1825 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_EXTERNAL_INTERRUPT             0x01
1826 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_LOCAL_INTERRUPT                0x02
1827 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_SCI                            0x03
1828 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_NMI                            0x04
1829 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CMCI                           0x05
1830 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_MCE                            0x06
1831 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_GPIO_SIGNAL                    0x07
1832 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_ARMV8_SEA                      0x08
1833 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_ARMV8_SEI                      0x09
1834 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_GSIV                           0x0A
1835 #define EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_SOFTWARE_DELEGATED_EXCEPTION   0x0B
1836
1837 ///
1838 /// Hardware Error Notification Configuration Write Enable Structure Definition
1839 ///
1840 typedef struct {
1841   UINT16    Type:1;
1842   UINT16    PollInterval:1;
1843   UINT16    SwitchToPollingThresholdValue:1;
1844   UINT16    SwitchToPollingThresholdWindow:1;
1845   UINT16    ErrorThresholdValue:1;
1846   UINT16    ErrorThresholdWindow:1;
1847   UINT16    Reserved:10;
1848 } EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE;
1849
1850 ///
1851 /// Hardware Error Notification Structure Definition
1852 ///
1853 typedef struct {
1854   UINT8                                                                          Type;
1855   UINT8                                                                          Length;
1856   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_CONFIGURATION_WRITE_ENABLE_STRUCTURE  ConfigurationWriteEnable;
1857   UINT32                                                                         PollInterval;
1858   UINT32                                                                         Vector;
1859   UINT32                                                                         SwitchToPollingThresholdValue;
1860   UINT32                                                                         SwitchToPollingThresholdWindow;
1861   UINT32                                                                         ErrorThresholdValue;
1862   UINT32                                                                         ErrorThresholdWindow;
1863 } EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE;
1864
1865 ///
1866 /// IA-32 Architecture Corrected Machine Check Structure Definition
1867 ///
1868 typedef struct {
1869   UINT16                                                 Type;
1870   UINT16                                                 SourceId;
1871   UINT8                                                  Reserved0[2];
1872   UINT8                                                  Flags;
1873   UINT8                                                  Enabled;
1874   UINT32                                                 NumberOfRecordsToPreAllocate;
1875   UINT32                                                 MaxSectionsPerRecord;
1876   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE     NotificationStructure;
1877   UINT8                                                  NumberOfHardwareBanks;
1878   UINT8                                                  Reserved1[3];
1879 } EFI_ACPI_6_4_IA32_ARCHITECTURE_CORRECTED_MACHINE_CHECK_STRUCTURE;
1880
1881 ///
1882 /// IA-32 Architecture NMI Error Structure Definition
1883 ///
1884 typedef struct {
1885   UINT16  Type;
1886   UINT16  SourceId;
1887   UINT8   Reserved0[2];
1888   UINT32  NumberOfRecordsToPreAllocate;
1889   UINT32  MaxSectionsPerRecord;
1890   UINT32  MaxRawDataLength;
1891 } EFI_ACPI_6_4_IA32_ARCHITECTURE_NMI_ERROR_STRUCTURE;
1892
1893 ///
1894 /// PCI Express Root Port AER Structure Definition
1895 ///
1896 typedef struct {
1897   UINT16  Type;
1898   UINT16  SourceId;
1899   UINT8   Reserved0[2];
1900   UINT8   Flags;
1901   UINT8   Enabled;
1902   UINT32  NumberOfRecordsToPreAllocate;
1903   UINT32  MaxSectionsPerRecord;
1904   UINT32  Bus;
1905   UINT16  Device;
1906   UINT16  Function;
1907   UINT16  DeviceControl;
1908   UINT8   Reserved1[2];
1909   UINT32  UncorrectableErrorMask;
1910   UINT32  UncorrectableErrorSeverity;
1911   UINT32  CorrectableErrorMask;
1912   UINT32  AdvancedErrorCapabilitiesAndControl;
1913   UINT32  RootErrorCommand;
1914 } EFI_ACPI_6_4_PCI_EXPRESS_ROOT_PORT_AER_STRUCTURE;
1915
1916 ///
1917 /// PCI Express Device AER Structure Definition
1918 ///
1919 typedef struct {
1920   UINT16  Type;
1921   UINT16  SourceId;
1922   UINT8   Reserved0[2];
1923   UINT8   Flags;
1924   UINT8   Enabled;
1925   UINT32  NumberOfRecordsToPreAllocate;
1926   UINT32  MaxSectionsPerRecord;
1927   UINT32  Bus;
1928   UINT16  Device;
1929   UINT16  Function;
1930   UINT16  DeviceControl;
1931   UINT8   Reserved1[2];
1932   UINT32  UncorrectableErrorMask;
1933   UINT32  UncorrectableErrorSeverity;
1934   UINT32  CorrectableErrorMask;
1935   UINT32  AdvancedErrorCapabilitiesAndControl;
1936 } EFI_ACPI_6_4_PCI_EXPRESS_DEVICE_AER_STRUCTURE;
1937
1938 ///
1939 /// PCI Express Bridge AER Structure Definition
1940 ///
1941 typedef struct {
1942   UINT16  Type;
1943   UINT16  SourceId;
1944   UINT8   Reserved0[2];
1945   UINT8   Flags;
1946   UINT8   Enabled;
1947   UINT32  NumberOfRecordsToPreAllocate;
1948   UINT32  MaxSectionsPerRecord;
1949   UINT32  Bus;
1950   UINT16  Device;
1951   UINT16  Function;
1952   UINT16  DeviceControl;
1953   UINT8   Reserved1[2];
1954   UINT32  UncorrectableErrorMask;
1955   UINT32  UncorrectableErrorSeverity;
1956   UINT32  CorrectableErrorMask;
1957   UINT32  AdvancedErrorCapabilitiesAndControl;
1958   UINT32  SecondaryUncorrectableErrorMask;
1959   UINT32  SecondaryUncorrectableErrorSeverity;
1960   UINT32  SecondaryAdvancedErrorCapabilitiesAndControl;
1961 } EFI_ACPI_6_4_PCI_EXPRESS_BRIDGE_AER_STRUCTURE;
1962
1963 ///
1964 /// Generic Hardware Error Source Structure Definition
1965 ///
1966 typedef struct {
1967   UINT16                                                 Type;
1968   UINT16                                                 SourceId;
1969   UINT16                                                 RelatedSourceId;
1970   UINT8                                                  Flags;
1971   UINT8                                                  Enabled;
1972   UINT32                                                 NumberOfRecordsToPreAllocate;
1973   UINT32                                                 MaxSectionsPerRecord;
1974   UINT32                                                 MaxRawDataLength;
1975   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE                 ErrorStatusAddress;
1976   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE     NotificationStructure;
1977   UINT32                                                 ErrorStatusBlockLength;
1978 } EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_SOURCE_STRUCTURE;
1979
1980 ///
1981 /// Generic Hardware Error Source Version 2 Structure Definition
1982 ///
1983 typedef struct {
1984   UINT16                                                 Type;
1985   UINT16                                                 SourceId;
1986   UINT16                                                 RelatedSourceId;
1987   UINT8                                                  Flags;
1988   UINT8                                                  Enabled;
1989   UINT32                                                 NumberOfRecordsToPreAllocate;
1990   UINT32                                                 MaxSectionsPerRecord;
1991   UINT32                                                 MaxRawDataLength;
1992   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE                 ErrorStatusAddress;
1993   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE     NotificationStructure;
1994   UINT32                                                 ErrorStatusBlockLength;
1995   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE                 ReadAckRegister;
1996   UINT64                                                 ReadAckPreserve;
1997   UINT64                                                 ReadAckWrite;
1998 } EFI_ACPI_6_4_GENERIC_HARDWARE_ERROR_SOURCE_VERSION_2_STRUCTURE;
1999
2000 ///
2001 /// Generic Error Status Definition
2002 ///
2003 typedef struct {
2004   EFI_ACPI_6_4_ERROR_BLOCK_STATUS              BlockStatus;
2005   UINT32                                       RawDataOffset;
2006   UINT32                                       RawDataLength;
2007   UINT32                                       DataLength;
2008   UINT32                                       ErrorSeverity;
2009 } EFI_ACPI_6_4_GENERIC_ERROR_STATUS_STRUCTURE;
2010
2011 ///
2012 /// IA-32 Architecture Deferred Machine Check Structure Definition
2013 ///
2014 typedef struct {
2015   UINT16                                                Type;
2016   UINT16                                                SourceId;
2017   UINT8                                                 Reserved0[2];
2018   UINT8                                                 Flags;
2019   UINT8                                                 Enabled;
2020   UINT32                                                NumberOfRecordsToPreAllocate;
2021   UINT32                                                MaxSectionsPerRecord;
2022   EFI_ACPI_6_4_HARDWARE_ERROR_NOTIFICATION_STRUCTURE    NotificationStructure;
2023   UINT8                                                 NumberOfHardwareBanks;
2024   UINT8                                                 Reserved1[3];
2025 } EFI_ACPI_6_4_IA32_ARCHITECTURE_DEFERRED_MACHINE_CHECK_STRUCTURE;;
2026
2027 ///
2028 /// HMAT - Heterogeneous Memory Attribute Table
2029 ///
2030 typedef struct {
2031   EFI_ACPI_DESCRIPTION_HEADER Header;
2032   UINT8                       Reserved[4];
2033 } EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_HEADER;
2034
2035 ///
2036 /// HMAT Revision (as defined in ACPI 6.4 spec.)
2037 ///
2038 #define EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_REVISION 0x02
2039
2040 ///
2041 /// HMAT types
2042 ///
2043 #define EFI_ACPI_6_4_HMAT_TYPE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES           0x00
2044 #define EFI_ACPI_6_4_HMAT_TYPE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO   0x01
2045 #define EFI_ACPI_6_4_HMAT_TYPE_MEMORY_SIDE_CACHE_INFO                       0x02
2046
2047 ///
2048 /// HMAT Structure Header
2049 ///
2050 typedef struct {
2051   UINT16                        Type;
2052   UINT8                         Reserved[2];
2053   UINT32                        Length;
2054 } EFI_ACPI_6_4_HMAT_STRUCTURE_HEADER;
2055
2056 ///
2057 /// Memory Proximity Domain Attributes Structure flags
2058 ///
2059 typedef struct {
2060   UINT16                        InitiatorProximityDomainValid:1;
2061   UINT16                        Reserved:15;
2062 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_FLAGS;
2063
2064 ///
2065 /// Memory Proximity Domain Attributes Structure
2066 ///
2067 typedef struct {
2068   UINT16                                                                Type;
2069   UINT8                                                                 Reserved[2];
2070   UINT32                                                                Length;
2071   EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES_FLAGS  Flags;
2072   UINT8                                                                 Reserved1[2];
2073   UINT32                                                                InitiatorProximityDomain;
2074   UINT32                                                                MemoryProximityDomain;
2075   UINT8                                                                 Reserved2[20];
2076 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_PROXIMITY_DOMAIN_ATTRIBUTES;
2077
2078 ///
2079 /// System Locality Latency and Bandwidth Information Structure flags
2080 ///
2081 typedef struct {
2082   UINT8                         MemoryHierarchy:4;
2083   UINT8                         AccessAttributes:2;
2084   UINT8                         Reserved:2;
2085 } EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_FLAGS;
2086
2087 ///
2088 /// System Locality Latency and Bandwidth Information Structure
2089 ///
2090 typedef struct {
2091   UINT16                                                                        Type;
2092   UINT8                                                                         Reserved[2];
2093   UINT32                                                                        Length;
2094   EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO_FLAGS  Flags;
2095   UINT8                                                                         DataType;
2096   UINT8                                                                         MinTransferSize;
2097   UINT8                                                                         Reserved1;
2098   UINT32                                                                        NumberOfInitiatorProximityDomains;
2099   UINT32                                                                        NumberOfTargetProximityDomains;
2100   UINT8                                                                         Reserved2[4];
2101   UINT64                                                                        EntryBaseUnit;
2102 } EFI_ACPI_6_4_HMAT_STRUCTURE_SYSTEM_LOCALITY_LATENCY_AND_BANDWIDTH_INFO;
2103
2104 ///
2105 /// Memory Side Cache Information Structure cache attributes
2106 ///
2107 typedef struct {
2108   UINT32                        TotalCacheLevels:4;
2109   UINT32                        CacheLevel:4;
2110   UINT32                        CacheAssociativity:4;
2111   UINT32                        WritePolicy:4;
2112   UINT32                        CacheLineSize:16;
2113 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES;
2114
2115 ///
2116 /// Memory Side Cache Information Structure
2117 ///
2118 typedef struct {
2119   UINT16                                                                Type;
2120   UINT8                                                                 Reserved[2];
2121   UINT32                                                                Length;
2122   UINT32                                                                MemoryProximityDomain;
2123   UINT8                                                                 Reserved1[4];
2124   UINT64                                                                MemorySideCacheSize;
2125   EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO_CACHE_ATTRIBUTES   CacheAttributes;
2126   UINT8                                                                 Reserved2[2];
2127   UINT16                                                                NumberOfSmbiosHandles;
2128 } EFI_ACPI_6_4_HMAT_STRUCTURE_MEMORY_SIDE_CACHE_INFO;
2129
2130 ///
2131 /// ERST - Error Record Serialization Table
2132 ///
2133 typedef struct {
2134   EFI_ACPI_DESCRIPTION_HEADER Header;
2135   UINT32                      SerializationHeaderSize;
2136   UINT8                       Reserved0[4];
2137   UINT32                      InstructionEntryCount;
2138 } EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_HEADER;
2139
2140 ///
2141 /// ERST Version (as defined in ACPI 6.4 spec.)
2142 ///
2143 #define EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_REVISION 0x01
2144
2145 ///
2146 /// ERST Serialization Actions
2147 ///
2148 #define EFI_ACPI_6_4_ERST_BEGIN_WRITE_OPERATION                    0x00
2149 #define EFI_ACPI_6_4_ERST_BEGIN_READ_OPERATION                     0x01
2150 #define EFI_ACPI_6_4_ERST_BEGIN_CLEAR_OPERATION                    0x02
2151 #define EFI_ACPI_6_4_ERST_END_OPERATION                            0x03
2152 #define EFI_ACPI_6_4_ERST_SET_RECORD_OFFSET                        0x04
2153 #define EFI_ACPI_6_4_ERST_EXECUTE_OPERATION                        0x05
2154 #define EFI_ACPI_6_4_ERST_CHECK_BUSY_STATUS                        0x06
2155 #define EFI_ACPI_6_4_ERST_GET_COMMAND_STATUS                       0x07
2156 #define EFI_ACPI_6_4_ERST_GET_RECORD_IDENTIFIER                    0x08
2157 #define EFI_ACPI_6_4_ERST_SET_RECORD_IDENTIFIER                    0x09
2158 #define EFI_ACPI_6_4_ERST_GET_RECORD_COUNT                         0x0A
2159 #define EFI_ACPI_6_4_ERST_BEGIN_DUMMY_WRITE_OPERATION              0x0B
2160 #define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE              0x0D
2161 #define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE_LENGTH       0x0E
2162 #define EFI_ACPI_6_4_ERST_GET_ERROR_LOG_ADDRESS_RANGE_ATTRIBUTES   0x0F
2163 #define EFI_ACPI_6_4_ERST_GET_EXECUTE_OPERATION_TIMINGS            0x10
2164
2165 ///
2166 /// ERST Action Command Status
2167 ///
2168 #define EFI_ACPI_6_4_ERST_STATUS_SUCCESS                           0x00
2169 #define EFI_ACPI_6_4_ERST_STATUS_NOT_ENOUGH_SPACE                  0x01
2170 #define EFI_ACPI_6_4_ERST_STATUS_HARDWARE_NOT_AVAILABLE            0x02
2171 #define EFI_ACPI_6_4_ERST_STATUS_FAILED                            0x03
2172 #define EFI_ACPI_6_4_ERST_STATUS_RECORD_STORE_EMPTY                0x04
2173 #define EFI_ACPI_6_4_ERST_STATUS_RECORD_NOT_FOUND                  0x05
2174
2175 ///
2176 /// ERST Serialization Instructions
2177 ///
2178 #define EFI_ACPI_6_4_ERST_READ_REGISTER                            0x00
2179 #define EFI_ACPI_6_4_ERST_READ_REGISTER_VALUE                      0x01
2180 #define EFI_ACPI_6_4_ERST_WRITE_REGISTER                           0x02
2181 #define EFI_ACPI_6_4_ERST_WRITE_REGISTER_VALUE                     0x03
2182 #define EFI_ACPI_6_4_ERST_NOOP                                     0x04
2183 #define EFI_ACPI_6_4_ERST_LOAD_VAR1                                0x05
2184 #define EFI_ACPI_6_4_ERST_LOAD_VAR2                                0x06
2185 #define EFI_ACPI_6_4_ERST_STORE_VAR1                               0x07
2186 #define EFI_ACPI_6_4_ERST_ADD                                      0x08
2187 #define EFI_ACPI_6_4_ERST_SUBTRACT                                 0x09
2188 #define EFI_ACPI_6_4_ERST_ADD_VALUE                                0x0A
2189 #define EFI_ACPI_6_4_ERST_SUBTRACT_VALUE                           0x0B
2190 #define EFI_ACPI_6_4_ERST_STALL                                    0x0C
2191 #define EFI_ACPI_6_4_ERST_STALL_WHILE_TRUE                         0x0D
2192 #define EFI_ACPI_6_4_ERST_SKIP_NEXT_INSTRUCTION_IF_TRUE            0x0E
2193 #define EFI_ACPI_6_4_ERST_GOTO                                     0x0F
2194 #define EFI_ACPI_6_4_ERST_SET_SRC_ADDRESS_BASE                     0x10
2195 #define EFI_ACPI_6_4_ERST_SET_DST_ADDRESS_BASE                     0x11
2196 #define EFI_ACPI_6_4_ERST_MOVE_DATA                                0x12
2197
2198 ///
2199 /// ERST Instruction Flags
2200 ///
2201 #define EFI_ACPI_6_4_ERST_PRESERVE_REGISTER                        0x01
2202
2203 ///
2204 /// ERST Serialization Instruction Entry
2205 ///
2206 typedef struct {
2207   UINT8                                    SerializationAction;
2208   UINT8                                    Instruction;
2209   UINT8                                    Flags;
2210   UINT8                                    Reserved0;
2211   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   RegisterRegion;
2212   UINT64                                   Value;
2213   UINT64                                   Mask;
2214 } EFI_ACPI_6_4_ERST_SERIALIZATION_INSTRUCTION_ENTRY;
2215
2216 ///
2217 /// EINJ - Error Injection Table
2218 ///
2219 typedef struct {
2220   EFI_ACPI_DESCRIPTION_HEADER Header;
2221   UINT32                      InjectionHeaderSize;
2222   UINT8                       InjectionFlags;
2223   UINT8                       Reserved0[3];
2224   UINT32                      InjectionEntryCount;
2225 } EFI_ACPI_6_4_ERROR_INJECTION_TABLE_HEADER;
2226
2227 ///
2228 /// EINJ Version (as defined in ACPI 6.4 spec.)
2229 ///
2230 #define EFI_ACPI_6_4_ERROR_INJECTION_TABLE_REVISION 0x01
2231
2232 ///
2233 /// EINJ Error Injection Actions
2234 ///
2235 #define EFI_ACPI_6_4_EINJ_BEGIN_INJECTION_OPERATION                0x00
2236 #define EFI_ACPI_6_4_EINJ_GET_TRIGGER_ERROR_ACTION_TABLE           0x01
2237 #define EFI_ACPI_6_4_EINJ_SET_ERROR_TYPE                           0x02
2238 #define EFI_ACPI_6_4_EINJ_GET_ERROR_TYPE                           0x03
2239 #define EFI_ACPI_6_4_EINJ_END_OPERATION                            0x04
2240 #define EFI_ACPI_6_4_EINJ_EXECUTE_OPERATION                        0x05
2241 #define EFI_ACPI_6_4_EINJ_CHECK_BUSY_STATUS                        0x06
2242 #define EFI_ACPI_6_4_EINJ_GET_COMMAND_STATUS                       0x07
2243 #define EFI_ACPI_6_4_EINJ_TRIGGER_ERROR                            0xFF
2244
2245 ///
2246 /// EINJ Action Command Status
2247 ///
2248 #define EFI_ACPI_6_4_EINJ_STATUS_SUCCESS                           0x00
2249 #define EFI_ACPI_6_4_EINJ_STATUS_UNKNOWN_FAILURE                   0x01
2250 #define EFI_ACPI_6_4_EINJ_STATUS_INVALID_ACCESS                    0x02
2251
2252 ///
2253 /// EINJ Error Type Definition
2254 ///
2255 #define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_CORRECTABLE                 (1 << 0)
2256 #define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_NONFATAL      (1 << 1)
2257 #define EFI_ACPI_6_4_EINJ_ERROR_PROCESSOR_UNCORRECTABLE_FATAL         (1 << 2)
2258 #define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_CORRECTABLE                    (1 << 3)
2259 #define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_UNCORRECTABLE_NONFATAL         (1 << 4)
2260 #define EFI_ACPI_6_4_EINJ_ERROR_MEMORY_UNCORRECTABLE_FATAL            (1 << 5)
2261 #define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_CORRECTABLE               (1 << 6)
2262 #define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_NONFATAL    (1 << 7)
2263 #define EFI_ACPI_6_4_EINJ_ERROR_PCI_EXPRESS_UNCORRECTABLE_FATAL       (1 << 8)
2264 #define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_CORRECTABLE                  (1 << 9)
2265 #define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_UNCORRECTABLE_NONFATAL       (1 << 10)
2266 #define EFI_ACPI_6_4_EINJ_ERROR_PLATFORM_UNCORRECTABLE_FATAL          (1 << 11)
2267
2268 ///
2269 /// EINJ Injection Instructions
2270 ///
2271 #define EFI_ACPI_6_4_EINJ_READ_REGISTER                            0x00
2272 #define EFI_ACPI_6_4_EINJ_READ_REGISTER_VALUE                      0x01
2273 #define EFI_ACPI_6_4_EINJ_WRITE_REGISTER                           0x02
2274 #define EFI_ACPI_6_4_EINJ_WRITE_REGISTER_VALUE                     0x03
2275 #define EFI_ACPI_6_4_EINJ_NOOP                                     0x04
2276
2277 ///
2278 /// EINJ Instruction Flags
2279 ///
2280 #define EFI_ACPI_6_4_EINJ_PRESERVE_REGISTER                        0x01
2281
2282 ///
2283 /// EINJ Injection Instruction Entry
2284 ///
2285 typedef struct {
2286   UINT8                                    InjectionAction;
2287   UINT8                                    Instruction;
2288   UINT8                                    Flags;
2289   UINT8                                    Reserved0;
2290   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   RegisterRegion;
2291   UINT64                                   Value;
2292   UINT64                                   Mask;
2293 } EFI_ACPI_6_4_EINJ_INJECTION_INSTRUCTION_ENTRY;
2294
2295 ///
2296 /// EINJ Trigger Action Table
2297 ///
2298 typedef struct {
2299   UINT32  HeaderSize;
2300   UINT32  Revision;
2301   UINT32  TableSize;
2302   UINT32  EntryCount;
2303 } EFI_ACPI_6_4_EINJ_TRIGGER_ACTION_TABLE;
2304
2305 ///
2306 /// Platform Communications Channel Table (PCCT)
2307 ///
2308 typedef struct {
2309   EFI_ACPI_DESCRIPTION_HEADER Header;
2310   UINT32                      Flags;
2311   UINT64                      Reserved;
2312 } EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL_TABLE_HEADER;
2313
2314 ///
2315 /// PCCT Version (as defined in ACPI 6.4 spec.)
2316 ///
2317 #define EFI_ACPI_6_4_PLATFORM_COMMUNICATION_CHANNEL_TABLE_REVISION 0x02
2318
2319 ///
2320 /// PCCT Global Flags
2321 ///
2322 #define EFI_ACPI_6_4_PCCT_FLAGS_PLATFORM_INTERRUPT  BIT0
2323
2324 //
2325 // PCCT Subspace type
2326 //
2327 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_GENERIC                         0x00
2328 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_1_HW_REDUCED_COMMUNICATIONS     0x01
2329 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_2_HW_REDUCED_COMMUNICATIONS     0x02
2330 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_3_EXTENDED_PCC                  0x03
2331 #define EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_4_EXTENDED_PCC                  0x04
2332
2333 ///
2334 /// PCC Subspace Structure Header
2335 ///
2336 typedef struct {
2337   UINT8        Type;
2338   UINT8        Length;
2339 } EFI_ACPI_6_4_PCCT_SUBSPACE_HEADER;
2340
2341 ///
2342 /// Generic Communications Subspace Structure
2343 ///
2344 typedef struct {
2345   UINT8                                    Type;
2346   UINT8                                    Length;
2347   UINT8                                    Reserved[6];
2348   UINT64                                   BaseAddress;
2349   UINT64                                   AddressLength;
2350   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2351   UINT64                                   DoorbellPreserve;
2352   UINT64                                   DoorbellWrite;
2353   UINT32                                   NominalLatency;
2354   UINT32                                   MaximumPeriodicAccessRate;
2355   UINT16                                   MinimumRequestTurnaroundTime;
2356 } EFI_ACPI_6_4_PCCT_SUBSPACE_GENERIC;
2357
2358 ///
2359 /// Generic Communications Channel Shared Memory Region
2360 ///
2361
2362 typedef struct {
2363   UINT8                                    Command;
2364   UINT8                                    Reserved:7;
2365   UINT8                                    NotifyOnCompletion:1;
2366 } EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND;
2367
2368 typedef struct {
2369   UINT8                                    CommandComplete:1;
2370   UINT8                                    PlatformInterrupt:1;
2371   UINT8                                    Error:1;
2372   UINT8                                    PlatformNotification:1;
2373   UINT8                                    Reserved:4;
2374   UINT8                                    Reserved1;
2375 } EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS;
2376
2377 typedef struct {
2378   UINT32                                                    Signature;
2379   EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_COMMAND    Command;
2380   EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_STATUS     Status;
2381 } EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER;
2382
2383 #define EFI_ACPI_6_4_PCCT_SUBSPACE_PLATFORM_INTERRUPT_FLAGS_POLARITY    BIT0
2384 #define EFI_ACPI_6_4_PCCT_SUBSPACE_PLATFORM_INTERRUPT_FLAGS_MODE        BIT1
2385
2386 ///
2387 /// Type 1 HW-Reduced Communications Subspace Structure
2388 ///
2389 typedef struct {
2390   UINT8                                    Type;
2391   UINT8                                    Length;
2392   UINT32                                   PlatformInterrupt;
2393   UINT8                                    PlatformInterruptFlags;
2394   UINT8                                    Reserved;
2395   UINT64                                   BaseAddress;
2396   UINT64                                   AddressLength;
2397   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2398   UINT64                                   DoorbellPreserve;
2399   UINT64                                   DoorbellWrite;
2400   UINT32                                   NominalLatency;
2401   UINT32                                   MaximumPeriodicAccessRate;
2402   UINT16                                   MinimumRequestTurnaroundTime;
2403 } EFI_ACPI_6_4_PCCT_SUBSPACE_1_HW_REDUCED_COMMUNICATIONS;
2404
2405 ///
2406 /// Type 2 HW-Reduced Communications Subspace Structure
2407 ///
2408 typedef struct {
2409   UINT8                                    Type;
2410   UINT8                                    Length;
2411   UINT32                                   PlatformInterrupt;
2412   UINT8                                    PlatformInterruptFlags;
2413   UINT8                                    Reserved;
2414   UINT64                                   BaseAddress;
2415   UINT64                                   AddressLength;
2416   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2417   UINT64                                   DoorbellPreserve;
2418   UINT64                                   DoorbellWrite;
2419   UINT32                                   NominalLatency;
2420   UINT32                                   MaximumPeriodicAccessRate;
2421   UINT16                                   MinimumRequestTurnaroundTime;
2422   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   PlatformInterruptAckRegister;
2423   UINT64                                   PlatformInterruptAckPreserve;
2424   UINT64                                   PlatformInterruptAckWrite;
2425 } EFI_ACPI_6_4_PCCT_SUBSPACE_2_HW_REDUCED_COMMUNICATIONS;
2426
2427 ///
2428 /// Type 3 Extended PCC Subspace Structure
2429 ///
2430 typedef struct {
2431   UINT8                                    Type;
2432   UINT8                                    Length;
2433   UINT32                                   PlatformInterrupt;
2434   UINT8                                    PlatformInterruptFlags;
2435   UINT8                                    Reserved;
2436   UINT64                                   BaseAddress;
2437   UINT32                                   AddressLength;
2438   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   DoorbellRegister;
2439   UINT64                                   DoorbellPreserve;
2440   UINT64                                   DoorbellWrite;
2441   UINT32                                   NominalLatency;
2442   UINT32                                   MaximumPeriodicAccessRate;
2443   UINT32                                   MinimumRequestTurnaroundTime;
2444   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   PlatformInterruptAckRegister;
2445   UINT64                                   PlatformInterruptAckPreserve;
2446   UINT64                                   PlatformInterruptAckSet;
2447   UINT8                                    Reserved1[8];
2448   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   CommandCompleteCheckRegister;
2449   UINT64                                   CommandCompleteCheckMask;
2450   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   CommandCompleteUpdateRegister;
2451   UINT64                                   CommandCompleteUpdatePreserve;
2452   UINT64                                   CommandCompleteUpdateSet;
2453   EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE   ErrorStatusRegister;
2454   UINT64                                   ErrorStatusMask;
2455 } EFI_ACPI_6_4_PCCT_SUBSPACE_3_EXTENDED_PCC;
2456
2457 ///
2458 /// Type 4 Extended PCC Subspace Structure
2459 ///
2460 typedef EFI_ACPI_6_4_PCCT_SUBSPACE_3_EXTENDED_PCC EFI_ACPI_6_4_PCCT_SUBSPACE_4_EXTENDED_PCC;
2461
2462 #define EFI_ACPI_6_4_PCCT_MASTER_SLAVE_COMMUNICATIONS_CHANNEL_FLAGS_NOTIFY_ON_COMPLETION BIT0
2463
2464 typedef struct {
2465   UINT32                                    Signature;
2466   UINT32                                    Flags;
2467   UINT32                                    Length;
2468   UINT32                                    Command;
2469 } EFI_ACPI_6_4_PCCT_EXTENDED_PCC_SHARED_MEMORY_REGION_HEADER;
2470
2471 ///
2472 /// Platform Debug Trigger Table (PDTT)
2473 ///
2474 typedef struct {
2475   EFI_ACPI_DESCRIPTION_HEADER   Header;
2476   UINT8                         TriggerCount;
2477   UINT8                         Reserved[3];
2478   UINT32                        TriggerIdentifierArrayOffset;
2479 } EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_HEADER;
2480
2481 ///
2482 /// PDTT Revision (as defined in ACPI 6.4 spec.)
2483 ///
2484 #define EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_REVISION 0x00
2485
2486 ///
2487 /// PDTT Platform Communication Channel Identifier Structure
2488 ///
2489 typedef struct {
2490   UINT16                        SubChannelIdentifer:8;
2491   UINT16                        Runtime:1;
2492   UINT16                        WaitForCompletion:1;
2493   UINT16                        TriggerOrder:1;
2494   UINT16                        Reserved:5;
2495 } EFI_ACPI_6_4_PDTT_PCC_IDENTIFIER;
2496
2497 ///
2498 /// PCC Commands Codes used by Platform Debug Trigger Table
2499 ///
2500 #define EFI_ACPI_6_4_PDTT_PCC_COMMAND_DOORBELL_ONLY     0x00
2501 #define EFI_ACPI_6_4_PDTT_PCC_COMMAND_VENDOR_SPECIFIC   0x01
2502
2503 ///
2504 /// PDTT Platform Communication Channel
2505 ///
2506 typedef EFI_ACPI_6_4_PCCT_GENERIC_SHARED_MEMORY_REGION_HEADER EFI_ACPI_6_4_PDTT_PCC;
2507
2508 ///
2509 /// Processor Properties Topology Table (PPTT)
2510 ///
2511 typedef struct {
2512   EFI_ACPI_DESCRIPTION_HEADER   Header;
2513 } EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_HEADER;
2514
2515 ///
2516 /// PPTT Revision (as defined in ACPI 6.4 spec.)
2517 ///
2518 #define EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_REVISION 0x02
2519
2520 ///
2521 /// PPTT types
2522 ///
2523 #define EFI_ACPI_6_4_PPTT_TYPE_PROCESSOR     0x00
2524 #define EFI_ACPI_6_4_PPTT_TYPE_CACHE         0x01
2525 #define EFI_ACPI_6_4_PPTT_TYPE_ID            0x02
2526
2527 ///
2528 /// PPTT Structure Header
2529 ///
2530 typedef struct {
2531   UINT8                         Type;
2532   UINT8                         Length;
2533   UINT8                         Reserved[2];
2534 } EFI_ACPI_6_4_PPTT_STRUCTURE_HEADER;
2535
2536 ///
2537 /// For PPTT struct processor flags
2538 ///
2539 #define EFI_ACPI_6_4_PPTT_PACKAGE_NOT_PHYSICAL          0x0
2540 #define EFI_ACPI_6_4_PPTT_PACKAGE_PHYSICAL              0x1
2541 #define EFI_ACPI_6_4_PPTT_PROCESSOR_ID_INVALID          0x0
2542 #define EFI_ACPI_6_4_PPTT_PROCESSOR_ID_VALID            0x1
2543 #define EFI_ACPI_6_4_PPTT_PROCESSOR_IS_NOT_THREAD       0x0
2544 #define EFI_ACPI_6_4_PPTT_PROCESSOR_IS_THREAD           0x1
2545 #define EFI_ACPI_6_4_PPTT_NODE_IS_NOT_LEAF              0x0
2546 #define EFI_ACPI_6_4_PPTT_NODE_IS_LEAF                  0x1
2547 #define EFI_ACPI_6_4_PPTT_IMPLEMENTATION_NOT_IDENTICAL  0x0
2548 #define EFI_ACPI_6_4_PPTT_IMPLEMENTATION_IDENTICAL      0x1
2549
2550 ///
2551 /// Processor hierarchy node structure flags
2552 ///
2553 typedef struct {
2554   UINT32                        PhysicalPackage:1;
2555   UINT32                        AcpiProcessorIdValid:1;
2556   UINT32                        ProcessorIsAThread:1;
2557   UINT32                        NodeIsALeaf:1;
2558   UINT32                        IdenticalImplementation:1;
2559   UINT32                        Reserved:27;
2560 } EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR_FLAGS;
2561
2562 ///
2563 /// Processor hierarchy node structure
2564 ///
2565 typedef struct {
2566   UINT8                                         Type;
2567   UINT8                                         Length;
2568   UINT8                                         Reserved[2];
2569   EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR_FLAGS   Flags;
2570   UINT32                                        Parent;
2571   UINT32                                        AcpiProcessorId;
2572   UINT32                                        NumberOfPrivateResources;
2573 } EFI_ACPI_6_4_PPTT_STRUCTURE_PROCESSOR;
2574
2575 ///
2576 /// For PPTT struct cache flags
2577 ///
2578 #define EFI_ACPI_6_4_PPTT_CACHE_SIZE_INVALID        0x0
2579 #define EFI_ACPI_6_4_PPTT_CACHE_SIZE_VALID          0x1
2580 #define EFI_ACPI_6_4_PPTT_NUMBER_OF_SETS_INVALID    0x0
2581 #define EFI_ACPI_6_4_PPTT_NUMBER_OF_SETS_VALID      0x1
2582 #define EFI_ACPI_6_4_PPTT_ASSOCIATIVITY_INVALID     0x0
2583 #define EFI_ACPI_6_4_PPTT_ASSOCIATIVITY_VALID       0x1
2584 #define EFI_ACPI_6_4_PPTT_ALLOCATION_TYPE_INVALID   0x0
2585 #define EFI_ACPI_6_4_PPTT_ALLOCATION_TYPE_VALID     0x1
2586 #define EFI_ACPI_6_4_PPTT_CACHE_TYPE_INVALID        0x0
2587 #define EFI_ACPI_6_4_PPTT_CACHE_TYPE_VALID          0x1
2588 #define EFI_ACPI_6_4_PPTT_WRITE_POLICY_INVALID      0x0
2589 #define EFI_ACPI_6_4_PPTT_WRITE_POLICY_VALID        0x1
2590 #define EFI_ACPI_6_4_PPTT_LINE_SIZE_INVALID         0x0
2591 #define EFI_ACPI_6_4_PPTT_LINE_SIZE_VALID           0x1
2592
2593 ///
2594 /// Cache Type Structure flags
2595 ///
2596 typedef struct {
2597   UINT32                        SizePropertyValid:1;
2598   UINT32                        NumberOfSetsValid:1;
2599   UINT32                        AssociativityValid:1;
2600   UINT32                        AllocationTypeValid:1;
2601   UINT32                        CacheTypeValid:1;
2602   UINT32                        WritePolicyValid:1;
2603   UINT32                        LineSizeValid:1;
2604   UINT32                        Reserved:25;
2605 } EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_FLAGS;
2606
2607 ///
2608 /// For cache attributes
2609 ///
2610 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_READ            0x0
2611 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_WRITE           0x1
2612 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_ALLOCATION_READ_WRITE      0x2
2613 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_DATA            0x0
2614 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_INSTRUCTION     0x1
2615 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_CACHE_TYPE_UNIFIED         0x2
2616 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_BACK    0x0
2617 #define EFI_ACPI_6_4_CACHE_ATTRIBUTES_WRITE_POLICY_WRITE_THROUGH 0x1
2618
2619 ///
2620 /// Cache Type Structure cache attributes
2621 ///
2622 typedef struct {
2623   UINT8                         AllocationType:2;
2624   UINT8                         CacheType:2;
2625   UINT8                         WritePolicy:1;
2626   UINT8                         Reserved:3;
2627 } EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_ATTRIBUTES;
2628
2629 ///
2630 /// Cache Type Structure
2631 ///
2632 typedef struct {
2633   UINT8                                         Type;
2634   UINT8                                         Length;
2635   UINT8                                         Reserved[2];
2636   EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_FLAGS       Flags;
2637   UINT32                                        NextLevelOfCache;
2638   UINT32                                        Size;
2639   UINT32                                        NumberOfSets;
2640   UINT8                                         Associativity;
2641   EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE_ATTRIBUTES  Attributes;
2642   UINT16                                        LineSize;
2643 } EFI_ACPI_6_4_PPTT_STRUCTURE_CACHE;
2644
2645 ///
2646 /// ID structure
2647 ///
2648 typedef struct {
2649   UINT8                         Type;
2650   UINT8                         Length;
2651   UINT8                         Reserved[2];
2652   UINT32                        VendorId;
2653   UINT64                        Level1Id;
2654   UINT64                        Level2Id;
2655   UINT16                        MajorRev;
2656   UINT16                        MinorRev;
2657   UINT16                        SpinRev;
2658 } EFI_ACPI_6_4_PPTT_STRUCTURE_ID;
2659
2660 //
2661 // Known table signatures
2662 //
2663
2664 ///
2665 /// "RSD PTR " Root System Description Pointer
2666 ///
2667 #define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_POINTER_SIGNATURE  SIGNATURE_64('R', 'S', 'D', ' ', 'P', 'T', 'R', ' ')
2668
2669 ///
2670 /// "APIC" Multiple APIC Description Table
2671 ///
2672 #define EFI_ACPI_6_4_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('A', 'P', 'I', 'C')
2673
2674 ///
2675 /// "BERT" Boot Error Record Table
2676 ///
2677 #define EFI_ACPI_6_4_BOOT_ERROR_RECORD_TABLE_SIGNATURE  SIGNATURE_32('B', 'E', 'R', 'T')
2678
2679 ///
2680 /// "BGRT" Boot Graphics Resource Table
2681 ///
2682 #define EFI_ACPI_6_4_BOOT_GRAPHICS_RESOURCE_TABLE_SIGNATURE  SIGNATURE_32('B', 'G', 'R', 'T')
2683
2684 ///
2685 /// "CDIT" Component Distance Information Table
2686 ///
2687 #define EFI_ACPI_6_4_COMPONENT_DISTANCE_INFORMATION_TABLE_SIGNATURE  SIGNATURE_32('C', 'D', 'I', 'T')
2688
2689 ///
2690 /// "CPEP" Corrected Platform Error Polling Table
2691 ///
2692 #define EFI_ACPI_6_4_CORRECTED_PLATFORM_ERROR_POLLING_TABLE_SIGNATURE  SIGNATURE_32('C', 'P', 'E', 'P')
2693
2694 ///
2695 /// "CRAT" Component Resource Attribute Table
2696 ///
2697 #define EFI_ACPI_6_4_COMPONENT_RESOURCE_ATTRIBUTE_TABLE_SIGNATURE  SIGNATURE_32('C', 'R', 'A', 'T')
2698
2699 ///
2700 /// "DSDT" Differentiated System Description Table
2701 ///
2702 #define EFI_ACPI_6_4_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('D', 'S', 'D', 'T')
2703
2704 ///
2705 /// "ECDT" Embedded Controller Boot Resources Table
2706 ///
2707 #define EFI_ACPI_6_4_EMBEDDED_CONTROLLER_BOOT_RESOURCES_TABLE_SIGNATURE  SIGNATURE_32('E', 'C', 'D', 'T')
2708
2709 ///
2710 /// "EINJ" Error Injection Table
2711 ///
2712 #define EFI_ACPI_6_4_ERROR_INJECTION_TABLE_SIGNATURE  SIGNATURE_32('E', 'I', 'N', 'J')
2713
2714 ///
2715 /// "ERST" Error Record Serialization Table
2716 ///
2717 #define EFI_ACPI_6_4_ERROR_RECORD_SERIALIZATION_TABLE_SIGNATURE  SIGNATURE_32('E', 'R', 'S', 'T')
2718
2719 ///
2720 /// "FACP" Fixed ACPI Description Table
2721 ///
2722 #define EFI_ACPI_6_4_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('F', 'A', 'C', 'P')
2723
2724 ///
2725 /// "FACS" Firmware ACPI Control Structure
2726 ///
2727 #define EFI_ACPI_6_4_FIRMWARE_ACPI_CONTROL_STRUCTURE_SIGNATURE  SIGNATURE_32('F', 'A', 'C', 'S')
2728
2729 ///
2730 /// "FPDT" Firmware Performance Data Table
2731 ///
2732 #define EFI_ACPI_6_4_FIRMWARE_PERFORMANCE_DATA_TABLE_SIGNATURE  SIGNATURE_32('F', 'P', 'D', 'T')
2733
2734 ///
2735 /// "GTDT" Generic Timer Description Table
2736 ///
2737 #define EFI_ACPI_6_4_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('G', 'T', 'D', 'T')
2738
2739 ///
2740 /// "HEST" Hardware Error Source Table
2741 ///
2742 #define EFI_ACPI_6_4_HARDWARE_ERROR_SOURCE_TABLE_SIGNATURE  SIGNATURE_32('H', 'E', 'S', 'T')
2743
2744 ///
2745 /// "HMAT" Heterogeneous Memory Attribute Table
2746 ///
2747 #define EFI_ACPI_6_4_HETEROGENEOUS_MEMORY_ATTRIBUTE_TABLE_SIGNATURE  SIGNATURE_32('H', 'M', 'A', 'T')
2748
2749 ///
2750 /// "MPST" Memory Power State Table
2751 ///
2752 #define EFI_ACPI_6_4_MEMORY_POWER_STATE_TABLE_SIGNATURE  SIGNATURE_32('M', 'P', 'S', 'T')
2753
2754 ///
2755 /// "MSCT" Maximum System Characteristics Table
2756 ///
2757 #define EFI_ACPI_6_4_MAXIMUM_SYSTEM_CHARACTERISTICS_TABLE_SIGNATURE  SIGNATURE_32('M', 'S', 'C', 'T')
2758
2759 ///
2760 /// "NFIT" NVDIMM Firmware Interface Table
2761 ///
2762 #define EFI_ACPI_6_4_NVDIMM_FIRMWARE_INTERFACE_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('N', 'F', 'I', 'T')
2763
2764 ///
2765 /// "PDTT" Platform Debug Trigger Table
2766 ///
2767 #define EFI_ACPI_6_4_PLATFORM_DEBUG_TRIGGER_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('P', 'D', 'T', 'T')
2768
2769 ///
2770 /// "PMTT" Platform Memory Topology Table
2771 ///
2772 #define EFI_ACPI_6_4_PLATFORM_MEMORY_TOPOLOGY_TABLE_SIGNATURE  SIGNATURE_32('P', 'M', 'T', 'T')
2773
2774 ///
2775 /// "PPTT" Processor Properties Topology Table
2776 ///
2777 #define EFI_ACPI_6_4_PROCESSOR_PROPERTIES_TOPOLOGY_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('P', 'P', 'T', 'T')
2778
2779 ///
2780 /// "PSDT" Persistent System Description Table
2781 ///
2782 #define EFI_ACPI_6_4_PERSISTENT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('P', 'S', 'D', 'T')
2783
2784 ///
2785 /// "RASF" ACPI RAS Feature Table
2786 ///
2787 #define EFI_ACPI_6_4_ACPI_RAS_FEATURE_TABLE_SIGNATURE  SIGNATURE_32('R', 'A', 'S', 'F')
2788
2789 ///
2790 /// "RSDT" Root System Description Table
2791 ///
2792 #define EFI_ACPI_6_4_ROOT_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('R', 'S', 'D', 'T')
2793
2794 ///
2795 /// "SBST" Smart Battery Specification Table
2796 ///
2797 #define EFI_ACPI_6_4_SMART_BATTERY_SPECIFICATION_TABLE_SIGNATURE  SIGNATURE_32('S', 'B', 'S', 'T')
2798
2799 ///
2800 /// "SDEV" Secure DEVices Table
2801 ///
2802 #define EFI_ACPI_6_4_SECURE_DEVICES_TABLE_SIGNATURE  SIGNATURE_32('S', 'D', 'E', 'V')
2803
2804 ///
2805 /// "SLIT" System Locality Information Table
2806 ///
2807 #define EFI_ACPI_6_4_SYSTEM_LOCALITY_INFORMATION_TABLE_SIGNATURE  SIGNATURE_32('S', 'L', 'I', 'T')
2808
2809 ///
2810 /// "SRAT" System Resource Affinity Table
2811 ///
2812 #define EFI_ACPI_6_4_SYSTEM_RESOURCE_AFFINITY_TABLE_SIGNATURE  SIGNATURE_32('S', 'R', 'A', 'T')
2813
2814 ///
2815 /// "SSDT" Secondary System Description Table
2816 ///
2817 #define EFI_ACPI_6_4_SECONDARY_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('S', 'S', 'D', 'T')
2818
2819 ///
2820 /// "XSDT" Extended System Description Table
2821 ///
2822 #define EFI_ACPI_6_4_EXTENDED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('X', 'S', 'D', 'T')
2823
2824 ///
2825 /// "BOOT" MS Simple Boot Spec
2826 ///
2827 #define EFI_ACPI_6_4_SIMPLE_BOOT_FLAG_TABLE_SIGNATURE  SIGNATURE_32('B', 'O', 'O', 'T')
2828
2829 ///
2830 /// "CSRT" MS Core System Resource Table
2831 ///
2832 #define EFI_ACPI_6_4_CORE_SYSTEM_RESOURCE_TABLE_SIGNATURE  SIGNATURE_32('C', 'S', 'R', 'T')
2833
2834 ///
2835 /// "DBG2" MS Debug Port 2 Spec
2836 ///
2837 #define EFI_ACPI_6_4_DEBUG_PORT_2_TABLE_SIGNATURE  SIGNATURE_32('D', 'B', 'G', '2')
2838
2839 ///
2840 /// "DBGP" MS Debug Port Spec
2841 ///
2842 #define EFI_ACPI_6_4_DEBUG_PORT_TABLE_SIGNATURE  SIGNATURE_32('D', 'B', 'G', 'P')
2843
2844 ///
2845 /// "DMAR" DMA Remapping Table
2846 ///
2847 #define EFI_ACPI_6_4_DMA_REMAPPING_TABLE_SIGNATURE  SIGNATURE_32('D', 'M', 'A', 'R')
2848
2849 ///
2850 /// "DRTM" Dynamic Root of Trust for Measurement Table
2851 ///
2852 #define EFI_ACPI_6_4_DYNAMIC_ROOT_OF_TRUST_FOR_MEASUREMENT_TABLE_SIGNATURE  SIGNATURE_32('D', 'R', 'T', 'M')
2853
2854 ///
2855 /// "ETDT" Event Timer Description Table
2856 ///
2857 #define EFI_ACPI_6_4_EVENT_TIMER_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('E', 'T', 'D', 'T')
2858
2859 ///
2860 /// "HPET" IA-PC High Precision Event Timer Table
2861 ///
2862 #define EFI_ACPI_6_4_HIGH_PRECISION_EVENT_TIMER_TABLE_SIGNATURE  SIGNATURE_32('H', 'P', 'E', 'T')
2863
2864 ///
2865 /// "iBFT" iSCSI Boot Firmware Table
2866 ///
2867 #define EFI_ACPI_6_4_ISCSI_BOOT_FIRMWARE_TABLE_SIGNATURE  SIGNATURE_32('i', 'B', 'F', 'T')
2868
2869 ///
2870 /// "IORT" I/O Remapping Table
2871 ///
2872 #define EFI_ACPI_6_4_IO_REMAPPING_TABLE_SIGNATURE  SIGNATURE_32('I', 'O', 'R', 'T')
2873
2874 ///
2875 /// "IVRS" I/O Virtualization Reporting Structure
2876 ///
2877 #define EFI_ACPI_6_4_IO_VIRTUALIZATION_REPORTING_STRUCTURE_SIGNATURE  SIGNATURE_32('I', 'V', 'R', 'S')
2878
2879 ///
2880 /// "LPIT" Low Power Idle Table
2881 ///
2882 #define EFI_ACPI_6_4_LOW_POWER_IDLE_TABLE_STRUCTURE_SIGNATURE  SIGNATURE_32('L', 'P', 'I', 'T')
2883
2884 ///
2885 /// "MCFG" PCI Express Memory Mapped Configuration Space Base Address Description Table
2886 ///
2887 #define EFI_ACPI_6_4_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE  SIGNATURE_32('M', 'C', 'F', 'G')
2888
2889 ///
2890 /// "MCHI" Management Controller Host Interface Table
2891 ///
2892 #define EFI_ACPI_6_4_MANAGEMENT_CONTROLLER_HOST_INTERFACE_TABLE_SIGNATURE  SIGNATURE_32('M', 'C', 'H', 'I')
2893
2894 ///
2895 /// "MSDM" MS Data Management Table
2896 ///
2897 #define EFI_ACPI_6_4_DATA_MANAGEMENT_TABLE_SIGNATURE  SIGNATURE_32('M', 'S', 'D', 'M')
2898
2899 ///
2900 /// "PCCT" Platform Communications Channel Table
2901 ///
2902 #define EFI_ACPI_6_4_PLATFORM_COMMUNICATIONS_CHANNEL_TABLE_SIGNATURE  SIGNATURE_32('P', 'C', 'C', 'T')
2903
2904 ///
2905 /// "SDEI" Software Delegated Exceptions Interface Table
2906 ///
2907 #define EFI_ACPI_6_4_SOFTWARE_DELEGATED_EXCEPTIONS_INTERFACE_TABLE_SIGNATURE  SIGNATURE_32('S', 'D', 'E', 'I')
2908
2909 ///
2910 /// "SLIC" MS Software Licensing Table Specification
2911 ///
2912 #define EFI_ACPI_6_4_SOFTWARE_LICENSING_TABLE_SIGNATURE  SIGNATURE_32('S', 'L', 'I', 'C')
2913
2914 ///
2915 /// "SPCR" Serial Port Concole Redirection Table
2916 ///
2917 #define EFI_ACPI_6_4_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE  SIGNATURE_32('S', 'P', 'C', 'R')
2918
2919 ///
2920 /// "SPMI" Server Platform Management Interface Table
2921 ///
2922 #define EFI_ACPI_6_4_SERVER_PLATFORM_MANAGEMENT_INTERFACE_TABLE_SIGNATURE  SIGNATURE_32('S', 'P', 'M', 'I')
2923
2924 ///
2925 /// "STAO" _STA Override Table
2926 ///
2927 #define EFI_ACPI_6_4_STA_OVERRIDE_TABLE_SIGNATURE  SIGNATURE_32('S', 'T', 'A', 'O')
2928
2929 ///
2930 /// "TCPA" Trusted Computing Platform Alliance Capabilities Table
2931 ///
2932 #define EFI_ACPI_6_4_TRUSTED_COMPUTING_PLATFORM_ALLIANCE_CAPABILITIES_TABLE_SIGNATURE  SIGNATURE_32('T', 'C', 'P', 'A')
2933
2934 ///
2935 /// "TPM2" Trusted Computing Platform 1 Table
2936 ///
2937 #define EFI_ACPI_6_4_TRUSTED_COMPUTING_PLATFORM_2_TABLE_SIGNATURE  SIGNATURE_32('T', 'P', 'M', '2')
2938
2939 ///
2940 /// "UEFI" UEFI ACPI Data Table
2941 ///
2942 #define EFI_ACPI_6_4_UEFI_ACPI_DATA_TABLE_SIGNATURE  SIGNATURE_32('U', 'E', 'F', 'I')
2943
2944 ///
2945 /// "WAET" Windows ACPI Emulated Devices Table
2946 ///
2947 #define EFI_ACPI_6_4_WINDOWS_ACPI_EMULATED_DEVICES_TABLE_SIGNATURE  SIGNATURE_32('W', 'A', 'E', 'T')
2948
2949 ///
2950 /// "WDAT" Watchdog Action Table
2951 ///
2952 #define EFI_ACPI_6_4_WATCHDOG_ACTION_TABLE_SIGNATURE  SIGNATURE_32('W', 'D', 'A', 'T')
2953
2954 ///
2955 /// "WDRT" Watchdog Resource Table
2956 ///
2957 #define EFI_ACPI_6_4_WATCHDOG_RESOURCE_TABLE_SIGNATURE  SIGNATURE_32('W', 'D', 'R', 'T')
2958
2959 ///
2960 /// "WPBT" MS Platform Binary Table
2961 ///
2962 #define EFI_ACPI_6_4_PLATFORM_BINARY_TABLE_SIGNATURE  SIGNATURE_32('W', 'P', 'B', 'T')
2963
2964 ///
2965 /// "WSMT" Windows SMM Security Mitigation Table
2966 ///
2967 #define EFI_ACPI_6_4_WINDOWS_SMM_SECURITY_MITIGATION_TABLE_SIGNATURE  SIGNATURE_32('W', 'S', 'M', 'T')
2968
2969 ///
2970 /// "XENV" Xen Project Table
2971 ///
2972 #define EFI_ACPI_6_4_XEN_PROJECT_TABLE_SIGNATURE  SIGNATURE_32('X', 'E', 'N', 'V')
2973
2974 #pragma pack()
2975
2976 #endif