include/acpi/actbl3.h

   1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
   2 /******************************************************************************
   3  *
   4  * Name: actbl3.h - ACPI Table Definitions
   5  *
   6  * Copyright (C) 2000 - 2019, Intel Corp.
   7  *
   8  *****************************************************************************/
   9
  10 #ifndef __ACTBL3_H__
  11 #define __ACTBL3_H__
  12
  13 /*******************************************************************************
  14  *
  15  * Additional ACPI Tables
  16  *
  17  * These tables are not consumed directly by the ACPICA subsystem, but are
  18  * included here to support device drivers and the AML disassembler.
  19  *
  20  ******************************************************************************/
  21
  22 /*
  23  * Values for description table header signatures for tables defined in this
  24  * file. Useful because they make it more difficult to inadvertently type in
  25  * the wrong signature.
  26  */
  27 #define ACPI_SIG_SLIC           "SLIC"  /* Software Licensing Description Table */
  28 #define ACPI_SIG_SLIT           "SLIT"  /* System Locality Distance Information Table */
  29 #define ACPI_SIG_SPCR           "SPCR"  /* Serial Port Console Redirection table */
  30 #define ACPI_SIG_SPMI           "SPMI"  /* Server Platform Management Interface table */
  31 #define ACPI_SIG_SRAT           "SRAT"  /* System Resource Affinity Table */
  32 #define ACPI_SIG_STAO           "STAO"  /* Status Override table */
  33 #define ACPI_SIG_TCPA           "TCPA"  /* Trusted Computing Platform Alliance table */
  34 #define ACPI_SIG_TPM2           "TPM2"  /* Trusted Platform Module 2.0 H/W interface table */
  35 #define ACPI_SIG_UEFI           "UEFI"  /* Uefi Boot Optimization Table */
  36 #define ACPI_SIG_VRTC           "VRTC"  /* Virtual Real Time Clock Table */
  37 #define ACPI_SIG_WAET           "WAET"  /* Windows ACPI Emulated devices Table */
  38 #define ACPI_SIG_WDAT           "WDAT"  /* Watchdog Action Table */
  39 #define ACPI_SIG_WDDT           "WDDT"  /* Watchdog Timer Description Table */
  40 #define ACPI_SIG_WDRT           "WDRT"  /* Watchdog Resource Table */
  41 #define ACPI_SIG_WPBT           "WPBT"  /* Windows Platform Binary Table */
  42 #define ACPI_SIG_WSMT           "WSMT"  /* Windows SMM Security Migrations Table */
  43 #define ACPI_SIG_XENV           "XENV"  /* Xen Environment table */
  44 #define ACPI_SIG_XXXX           "XXXX"  /* Intermediate AML header for ASL/ASL+ converter */
  45
  46 /*
  47  * All tables must be byte-packed to match the ACPI specification, since
  48  * the tables are provided by the system BIOS.
  49  */
  50 #pragma pack(1)
  51
  52 /*
  53  * Note: C bitfields are not used for this reason:
  54  *
  55  * "Bitfields are great and easy to read, but unfortunately the C language
  56  * does not specify the layout of bitfields in memory, which means they are
  57  * essentially useless for dealing with packed data in on-disk formats or
  58  * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
  59  * this decision was a design error in C. Ritchie could have picked an order
  60  * and stuck with it." Norman Ramsey.
  61  * See http://stackoverflow.com/a/1053662/41661
  62  */
  63
  64 /*******************************************************************************
  65  *
  66  * SLIC - Software Licensing Description Table
  67  *
  68  * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
  69  * November 29, 2011. Copyright 2011 Microsoft
  70  *
  71  ******************************************************************************/
  72
  73 /* Basic SLIC table is only the common ACPI header */
  74
  75 struct acpi_table_slic {
  76         struct acpi_table_header header;        /* Common ACPI table header */
  77 };
  78
  79 /*******************************************************************************
  80  *
  81  * SLIT - System Locality Distance Information Table
  82  *        Version 1
  83  *
  84  ******************************************************************************/
  85
  86 struct acpi_table_slit {
  87         struct acpi_table_header header;        /* Common ACPI table header */
  88         u64 locality_count;
  89         u8 entry[1];            /* Real size = localities^2 */
  90 };
  91
  92 /*******************************************************************************
  93  *
  94  * SPCR - Serial Port Console Redirection table
  95  *        Version 2
  96  *
  97  * Conforms to "Serial Port Console Redirection Table",
  98  * Version 1.03, August 10, 2015
  99  *
 100  ******************************************************************************/
 101
 102 struct acpi_table_spcr {
 103         struct acpi_table_header header;        /* Common ACPI table header */
 104         u8 interface_type;      /* 0=full 16550, 1=subset of 16550 */
 105         u8 reserved[3];
 106         struct acpi_generic_address serial_port;
 107         u8 interrupt_type;
 108         u8 pc_interrupt;
 109         u32 interrupt;
 110         u8 baud_rate;
 111         u8 parity;
 112         u8 stop_bits;
 113         u8 flow_control;
 114         u8 terminal_type;
 115         u8 reserved1;
 116         u16 pci_device_id;
 117         u16 pci_vendor_id;
 118         u8 pci_bus;
 119         u8 pci_device;
 120         u8 pci_function;
 121         u32 pci_flags;
 122         u8 pci_segment;
 123         u32 reserved2;
 124 };
 125
 126 /* Masks for pci_flags field above */
 127
 128 #define ACPI_SPCR_DO_NOT_DISABLE    (1)
 129
 130 /* Values for Interface Type: See the definition of the DBG2 table */
 131
 132 /*******************************************************************************
 133  *
 134  * SPMI - Server Platform Management Interface table
 135  *        Version 5
 136  *
 137  * Conforms to "Intelligent Platform Management Interface Specification
 138  * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
 139  * June 12, 2009 markup.
 140  *
 141  ******************************************************************************/
 142
 143 struct acpi_table_spmi {
 144         struct acpi_table_header header;        /* Common ACPI table header */
 145         u8 interface_type;
 146         u8 reserved;            /* Must be 1 */
 147         u16 spec_revision;      /* Version of IPMI */
 148         u8 interrupt_type;
 149         u8 gpe_number;          /* GPE assigned */
 150         u8 reserved1;
 151         u8 pci_device_flag;
 152         u32 interrupt;
 153         struct acpi_generic_address ipmi_register;
 154         u8 pci_segment;
 155         u8 pci_bus;
 156         u8 pci_device;
 157         u8 pci_function;
 158         u8 reserved2;
 159 };
 160
 161 /* Values for interface_type above */
 162
 163 enum acpi_spmi_interface_types {
 164         ACPI_SPMI_NOT_USED = 0,
 165         ACPI_SPMI_KEYBOARD = 1,
 166         ACPI_SPMI_SMI = 2,
 167         ACPI_SPMI_BLOCK_TRANSFER = 3,
 168         ACPI_SPMI_SMBUS = 4,
 169         ACPI_SPMI_RESERVED = 5  /* 5 and above are reserved */
 170 };
 171
 172 /*******************************************************************************
 173  *
 174  * SRAT - System Resource Affinity Table
 175  *        Version 3
 176  *
 177  ******************************************************************************/
 178
 179 struct acpi_table_srat {
 180         struct acpi_table_header header;        /* Common ACPI table header */
 181         u32 table_revision;     /* Must be value '1' */
 182         u64 reserved;           /* Reserved, must be zero */
 183 };
 184
 185 /* Values for subtable type in struct acpi_subtable_header */
 186
 187 enum acpi_srat_type {
 188         ACPI_SRAT_TYPE_CPU_AFFINITY = 0,
 189         ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1,
 190         ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY = 2,
 191         ACPI_SRAT_TYPE_GICC_AFFINITY = 3,
 192         ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4,    /* ACPI 6.2 */
 193         ACPI_SRAT_TYPE_GENERIC_AFFINITY = 5,    /* ACPI 6.3 */
 194         ACPI_SRAT_TYPE_RESERVED = 6     /* 5 and greater are reserved */
 195 };
 196
 197 /*
 198  * SRAT Subtables, correspond to Type in struct acpi_subtable_header
 199  */
 200
 201 /* 0: Processor Local APIC/SAPIC Affinity */
 202
 203 struct acpi_srat_cpu_affinity {
 204         struct acpi_subtable_header header;
 205         u8 proximity_domain_lo;
 206         u8 apic_id;
 207         u32 flags;
 208         u8 local_sapic_eid;
 209         u8 proximity_domain_hi[3];
 210         u32 clock_domain;
 211 };
 212
 213 /* Flags */
 214
 215 #define ACPI_SRAT_CPU_USE_AFFINITY  (1) /* 00: Use affinity structure */
 216
 217 /* 1: Memory Affinity */
 218
 219 struct acpi_srat_mem_affinity {
 220         struct acpi_subtable_header header;
 221         u32 proximity_domain;
 222         u16 reserved;           /* Reserved, must be zero */
 223         u64 base_address;
 224         u64 length;
 225         u32 reserved1;
 226         u32 flags;
 227         u64 reserved2;          /* Reserved, must be zero */
 228 };
 229
 230 /* Flags */
 231
 232 #define ACPI_SRAT_MEM_ENABLED       (1) /* 00: Use affinity structure */
 233 #define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1)      /* 01: Memory region is hot pluggable */
 234 #define ACPI_SRAT_MEM_NON_VOLATILE  (1<<2)      /* 02: Memory region is non-volatile */
 235
 236 /* 2: Processor Local X2_APIC Affinity (ACPI 4.0) */
 237
 238 struct acpi_srat_x2apic_cpu_affinity {
 239         struct acpi_subtable_header header;
 240         u16 reserved;           /* Reserved, must be zero */
 241         u32 proximity_domain;
 242         u32 apic_id;
 243         u32 flags;
 244         u32 clock_domain;
 245         u32 reserved2;
 246 };
 247
 248 /* Flags for struct acpi_srat_cpu_affinity and struct acpi_srat_x2apic_cpu_affinity */
 249
 250 #define ACPI_SRAT_CPU_ENABLED       (1) /* 00: Use affinity structure */
 251
 252 /* 3: GICC Affinity (ACPI 5.1) */
 253
 254 struct acpi_srat_gicc_affinity {
 255         struct acpi_subtable_header header;
 256         u32 proximity_domain;
 257         u32 acpi_processor_uid;
 258         u32 flags;
 259         u32 clock_domain;
 260 };
 261
 262 /* Flags for struct acpi_srat_gicc_affinity */
 263
 264 #define ACPI_SRAT_GICC_ENABLED     (1)  /* 00: Use affinity structure */
 265
 266 /* 4: GCC ITS Affinity (ACPI 6.2) */
 267
 268 struct acpi_srat_gic_its_affinity {
 269         struct acpi_subtable_header header;
 270         u32 proximity_domain;
 271         u16 reserved;
 272         u32 its_id;
 273 };
 274
 275 /* 5: Generic Initiator Affinity Structure (ACPI 6.3) */
 276
 277 struct acpi_srat_generic_affinity {
 278         struct acpi_subtable_header header;
 279         u8 reserved;
 280         u8 device_handle_type;
 281         u32 proximity_domain;
 282         u8 device_handle[16];
 283         u32 flags;
 284         u32 reserved1;
 285 };
 286
 287 /* Flags for struct acpi_srat_generic_affinity */
 288
 289 #define ACPI_SRAT_GENERIC_AFFINITY_ENABLED (1)  /* 00: Use affinity structure */
 290
 291 /*******************************************************************************
 292  *
 293  * STAO - Status Override Table (_STA override) - ACPI 6.0
 294  *        Version 1
 295  *
 296  * Conforms to "ACPI Specification for Status Override Table"
 297  * 6 January 2015
 298  *
 299  ******************************************************************************/
 300
 301 struct acpi_table_stao {
 302         struct acpi_table_header header;        /* Common ACPI table header */
 303         u8 ignore_uart;
 304 };
 305
 306 /*******************************************************************************
 307  *
 308  * TCPA - Trusted Computing Platform Alliance table
 309  *        Version 2
 310  *
 311  * TCG Hardware Interface Table for TPM 1.2 Clients and Servers
 312  *
 313  * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
 314  * Version 1.2, Revision 8
 315  * February 27, 2017
 316  *
 317  * NOTE: There are two versions of the table with the same signature --
 318  * the client version and the server version. The common platform_class
 319  * field is used to differentiate the two types of tables.
 320  *
 321  ******************************************************************************/
 322
 323 struct acpi_table_tcpa_hdr {
 324         struct acpi_table_header header;        /* Common ACPI table header */
 325         u16 platform_class;
 326 };
 327
 328 /*
 329  * Values for platform_class above.
 330  * This is how the client and server subtables are differentiated
 331  */
 332 #define ACPI_TCPA_CLIENT_TABLE          0
 333 #define ACPI_TCPA_SERVER_TABLE          1
 334
 335 struct acpi_table_tcpa_client {
 336         u32 minimum_log_length; /* Minimum length for the event log area */
 337         u64 log_address;        /* Address of the event log area */
 338 };
 339
 340 struct acpi_table_tcpa_server {
 341         u16 reserved;
 342         u64 minimum_log_length; /* Minimum length for the event log area */
 343         u64 log_address;        /* Address of the event log area */
 344         u16 spec_revision;
 345         u8 device_flags;
 346         u8 interrupt_flags;
 347         u8 gpe_number;
 348         u8 reserved2[3];
 349         u32 global_interrupt;
 350         struct acpi_generic_address address;
 351         u32 reserved3;
 352         struct acpi_generic_address config_address;
 353         u8 group;
 354         u8 bus;                 /* PCI Bus/Segment/Function numbers */
 355         u8 device;
 356         u8 function;
 357 };
 358
 359 /* Values for device_flags above */
 360
 361 #define ACPI_TCPA_PCI_DEVICE            (1)
 362 #define ACPI_TCPA_BUS_PNP               (1<<1)
 363 #define ACPI_TCPA_ADDRESS_VALID         (1<<2)
 364
 365 /* Values for interrupt_flags above */
 366
 367 #define ACPI_TCPA_INTERRUPT_MODE        (1)
 368 #define ACPI_TCPA_INTERRUPT_POLARITY    (1<<1)
 369 #define ACPI_TCPA_SCI_VIA_GPE           (1<<2)
 370 #define ACPI_TCPA_GLOBAL_INTERRUPT      (1<<3)
 371
 372 /*******************************************************************************
 373  *
 374  * TPM2 - Trusted Platform Module (TPM) 2.0 Hardware Interface Table
 375  *        Version 4
 376  *
 377  * TCG Hardware Interface Table for TPM 2.0 Clients and Servers
 378  *
 379  * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
 380  * Version 1.2, Revision 8
 381  * February 27, 2017
 382  *
 383  ******************************************************************************/
 384
 385 /* Revision 3 */
 386
 387 struct acpi_table_tpm23 {
 388         struct acpi_table_header header;        /* Common ACPI table header */
 389         u32 reserved;
 390         u64 control_address;
 391         u32 start_method;
 392 };
 393
 394 /* Value for start_method above */
 395
 396 #define ACPI_TPM23_ACPI_START_METHOD                 2
 397
 398 /*
 399  * Optional trailer for revision 3. If start method is 2, there is a 4 byte
 400  * reserved area of all zeros.
 401  */
 402 struct acpi_tmp23_trailer {
 403         u32 reserved;
 404 };
 405
 406 /* Revision 4 */
 407
 408 struct acpi_table_tpm2 {
 409         struct acpi_table_header header;        /* Common ACPI table header */
 410         u16 platform_class;
 411         u16 reserved;
 412         u64 control_address;
 413         u32 start_method;
 414
 415         /* Platform-specific data follows */
 416 };
 417
 418 /* Values for start_method above */
 419
 420 #define ACPI_TPM2_NOT_ALLOWED                       0
 421 #define ACPI_TPM2_RESERVED1                         1
 422 #define ACPI_TPM2_START_METHOD                      2
 423 #define ACPI_TPM2_RESERVED3                         3
 424 #define ACPI_TPM2_RESERVED4                         4
 425 #define ACPI_TPM2_RESERVED5                         5
 426 #define ACPI_TPM2_MEMORY_MAPPED                     6
 427 #define ACPI_TPM2_COMMAND_BUFFER                    7
 428 #define ACPI_TPM2_COMMAND_BUFFER_WITH_START_METHOD  8
 429 #define ACPI_TPM2_RESERVED9                         9
 430 #define ACPI_TPM2_RESERVED10                        10
 431 #define ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC       11  /* V1.2 Rev 8 */
 432 #define ACPI_TPM2_RESERVED                          12
 433
 434 /* Optional trailer appears after any start_method subtables */
 435
 436 struct acpi_tpm2_trailer {
 437         u8 method_parameters[12];
 438         u32 minimum_log_length; /* Minimum length for the event log area */
 439         u64 log_address;        /* Address of the event log area */
 440 };
 441
 442 /*
 443  * Subtables (start_method-specific)
 444  */
 445
 446 /* 11: Start Method for ARM SMC (V1.2 Rev 8) */
 447
 448 struct acpi_tpm2_arm_smc {
 449         u32 global_interrupt;
 450         u8 interrupt_flags;
 451         u8 operation_flags;
 452         u16 reserved;
 453         u32 function_id;
 454 };
 455
 456 /* Values for interrupt_flags above */
 457
 458 #define ACPI_TPM2_INTERRUPT_SUPPORT     (1)
 459
 460 /* Values for operation_flags above */
 461
 462 #define ACPI_TPM2_IDLE_SUPPORT          (1)
 463
 464 /*******************************************************************************
 465  *
 466  * UEFI - UEFI Boot optimization Table
 467  *        Version 1
 468  *
 469  * Conforms to "Unified Extensible Firmware Interface Specification",
 470  * Version 2.3, May 8, 2009
 471  *
 472  ******************************************************************************/
 473
 474 struct acpi_table_uefi {
 475         struct acpi_table_header header;        /* Common ACPI table header */
 476         u8 identifier[16];      /* UUID identifier */
 477         u16 data_offset;        /* Offset of remaining data in table */
 478 };
 479
 480 /*******************************************************************************
 481  *
 482  * VRTC - Virtual Real Time Clock Table
 483  *        Version 1
 484  *
 485  * Conforms to "Simple Firmware Interface Specification",
 486  * Draft 0.8.2, Oct 19, 2010
 487  * NOTE: The ACPI VRTC is equivalent to The SFI MRTC table.
 488  *
 489  ******************************************************************************/
 490
 491 struct acpi_table_vrtc {
 492         struct acpi_table_header header;        /* Common ACPI table header */
 493 };
 494
 495 /* VRTC entry */
 496
 497 struct acpi_vrtc_entry {
 498         struct acpi_generic_address physical_address;
 499         u32 irq;
 500 };
 501
 502 /*******************************************************************************
 503  *
 504  * WAET - Windows ACPI Emulated devices Table
 505  *        Version 1
 506  *
 507  * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
 508  *
 509  ******************************************************************************/
 510
 511 struct acpi_table_waet {
 512         struct acpi_table_header header;        /* Common ACPI table header */
 513         u32 flags;
 514 };
 515
 516 /* Masks for Flags field above */
 517
 518 #define ACPI_WAET_RTC_NO_ACK        (1) /* RTC requires no int acknowledge */
 519 #define ACPI_WAET_TIMER_ONE_READ    (1<<1)      /* PM timer requires only one read */
 520
 521 /*******************************************************************************
 522  *
 523  * WDAT - Watchdog Action Table
 524  *        Version 1
 525  *
 526  * Conforms to "Hardware Watchdog Timers Design Specification",
 527  * Copyright 2006 Microsoft Corporation.
 528  *
 529  ******************************************************************************/
 530
 531 struct acpi_table_wdat {
 532         struct acpi_table_header header;        /* Common ACPI table header */
 533         u32 header_length;      /* Watchdog Header Length */
 534         u16 pci_segment;        /* PCI Segment number */
 535         u8 pci_bus;             /* PCI Bus number */
 536         u8 pci_device;          /* PCI Device number */
 537         u8 pci_function;        /* PCI Function number */
 538         u8 reserved[3];
 539         u32 timer_period;       /* Period of one timer count (msec) */
 540         u32 max_count;          /* Maximum counter value supported */
 541         u32 min_count;          /* Minimum counter value */
 542         u8 flags;
 543         u8 reserved2[3];
 544         u32 entries;            /* Number of watchdog entries that follow */
 545 };
 546
 547 /* Masks for Flags field above */
 548
 549 #define ACPI_WDAT_ENABLED           (1)
 550 #define ACPI_WDAT_STOPPED           0x80
 551
 552 /* WDAT Instruction Entries (actions) */
 553
 554 struct acpi_wdat_entry {
 555         u8 action;
 556         u8 instruction;
 557         u16 reserved;
 558         struct acpi_generic_address register_region;
 559         u32 value;              /* Value used with Read/Write register */
 560         u32 mask;               /* Bitmask required for this register instruction */
 561 };
 562
 563 /* Values for Action field above */
 564
 565 enum acpi_wdat_actions {
 566         ACPI_WDAT_RESET = 1,
 567         ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
 568         ACPI_WDAT_GET_COUNTDOWN = 5,
 569         ACPI_WDAT_SET_COUNTDOWN = 6,
 570         ACPI_WDAT_GET_RUNNING_STATE = 8,
 571         ACPI_WDAT_SET_RUNNING_STATE = 9,
 572         ACPI_WDAT_GET_STOPPED_STATE = 10,
 573         ACPI_WDAT_SET_STOPPED_STATE = 11,
 574         ACPI_WDAT_GET_REBOOT = 16,
 575         ACPI_WDAT_SET_REBOOT = 17,
 576         ACPI_WDAT_GET_SHUTDOWN = 18,
 577         ACPI_WDAT_SET_SHUTDOWN = 19,
 578         ACPI_WDAT_GET_STATUS = 32,
 579         ACPI_WDAT_SET_STATUS = 33,
 580         ACPI_WDAT_ACTION_RESERVED = 34  /* 34 and greater are reserved */
 581 };
 582
 583 /* Values for Instruction field above */
 584
 585 enum acpi_wdat_instructions {
 586         ACPI_WDAT_READ_VALUE = 0,
 587         ACPI_WDAT_READ_COUNTDOWN = 1,
 588         ACPI_WDAT_WRITE_VALUE = 2,
 589         ACPI_WDAT_WRITE_COUNTDOWN = 3,
 590         ACPI_WDAT_INSTRUCTION_RESERVED = 4,     /* 4 and greater are reserved */
 591         ACPI_WDAT_PRESERVE_REGISTER = 0x80      /* Except for this value */
 592 };
 593
 594 /*******************************************************************************
 595  *
 596  * WDDT - Watchdog Descriptor Table
 597  *        Version 1
 598  *
 599  * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)",
 600  * Version 001, September 2002
 601  *
 602  ******************************************************************************/
 603
 604 struct acpi_table_wddt {
 605         struct acpi_table_header header;        /* Common ACPI table header */
 606         u16 spec_version;
 607         u16 table_version;
 608         u16 pci_vendor_id;
 609         struct acpi_generic_address address;
 610         u16 max_count;          /* Maximum counter value supported */
 611         u16 min_count;          /* Minimum counter value supported */
 612         u16 period;
 613         u16 status;
 614         u16 capability;
 615 };
 616
 617 /* Flags for Status field above */
 618
 619 #define ACPI_WDDT_AVAILABLE     (1)
 620 #define ACPI_WDDT_ACTIVE        (1<<1)
 621 #define ACPI_WDDT_TCO_OS_OWNED  (1<<2)
 622 #define ACPI_WDDT_USER_RESET    (1<<11)
 623 #define ACPI_WDDT_WDT_RESET     (1<<12)
 624 #define ACPI_WDDT_POWER_FAIL    (1<<13)
 625 #define ACPI_WDDT_UNKNOWN_RESET (1<<14)
 626
 627 /* Flags for Capability field above */
 628
 629 #define ACPI_WDDT_AUTO_RESET    (1)
 630 #define ACPI_WDDT_ALERT_SUPPORT (1<<1)
 631
 632 /*******************************************************************************
 633  *
 634  * WDRT - Watchdog Resource Table
 635  *        Version 1
 636  *
 637  * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
 638  * Version 1.01, August 28, 2006
 639  *
 640  ******************************************************************************/
 641
 642 struct acpi_table_wdrt {
 643         struct acpi_table_header header;        /* Common ACPI table header */
 644         struct acpi_generic_address control_register;
 645         struct acpi_generic_address count_register;
 646         u16 pci_device_id;
 647         u16 pci_vendor_id;
 648         u8 pci_bus;             /* PCI Bus number */
 649         u8 pci_device;          /* PCI Device number */
 650         u8 pci_function;        /* PCI Function number */
 651         u8 pci_segment;         /* PCI Segment number */
 652         u16 max_count;          /* Maximum counter value supported */
 653         u8 units;
 654 };
 655
 656 /*******************************************************************************
 657  *
 658  * WPBT - Windows Platform Environment Table (ACPI 6.0)
 659  *        Version 1
 660  *
 661  * Conforms to "Windows Platform Binary Table (WPBT)" 29 November 2011
 662  *
 663  ******************************************************************************/
 664
 665 struct acpi_table_wpbt {
 666         struct acpi_table_header header;        /* Common ACPI table header */
 667         u32 handoff_size;
 668         u64 handoff_address;
 669         u8 layout;
 670         u8 type;
 671         u16 arguments_length;
 672 };
 673
 674 /*******************************************************************************
 675  *
 676  * WSMT - Windows SMM Security Migrations Table
 677  *        Version 1
 678  *
 679  * Conforms to "Windows SMM Security Migrations Table",
 680  * Version 1.0, April 18, 2016
 681  *
 682  ******************************************************************************/
 683
 684 struct acpi_table_wsmt {
 685         struct acpi_table_header header;        /* Common ACPI table header */
 686         u32 protection_flags;
 687 };
 688
 689 /* Flags for protection_flags field above */
 690
 691 #define ACPI_WSMT_FIXED_COMM_BUFFERS                (1)
 692 #define ACPI_WSMT_COMM_BUFFER_NESTED_PTR_PROTECTION (2)
 693 #define ACPI_WSMT_SYSTEM_RESOURCE_PROTECTION        (4)
 694
 695 /*******************************************************************************
 696  *
 697  * XENV - Xen Environment Table (ACPI 6.0)
 698  *        Version 1
 699  *
 700  * Conforms to "ACPI Specification for Xen Environment Table" 4 January 2015
 701  *
 702  ******************************************************************************/
 703
 704 struct acpi_table_xenv {
 705         struct acpi_table_header header;        /* Common ACPI table header */
 706         u64 grant_table_address;
 707         u64 grant_table_size;
 708         u32 event_interrupt;
 709         u8 event_flags;
 710 };
 711
 712 /* Reset to default packing */
 713
 714 #pragma pack()
 715
 716 #endif                          /* __ACTBL3_H__ */