include/acpi/actbl2.h

   1 /******************************************************************************
   2  *
   3  * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec)
   4  *
   5  *****************************************************************************/
   6
   7 /*
   8  * Copyright (C) 2000 - 2016, Intel Corp.
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions, and the following disclaimer,
  16  *    without modification.
  17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18  *    substantially similar to the "NO WARRANTY" disclaimer below
  19  *    ("Disclaimer") and any redistribution must be conditioned upon
  20  *    including a substantially similar Disclaimer requirement for further
  21  *    binary redistribution.
  22  * 3. Neither the names of the above-listed copyright holders nor the names
  23  *    of any contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  * Alternatively, this software may be distributed under the terms of the
  27  * GNU General Public License ("GPL") version 2 as published by the Free
  28  * Software Foundation.
  29  *
  30  * NO WARRANTY
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41  * POSSIBILITY OF SUCH DAMAGES.
  42  */
  43
  44 #ifndef __ACTBL2_H__
  45 #define __ACTBL2_H__
  46
  47 /*******************************************************************************
  48  *
  49  * Additional ACPI Tables (2)
  50  *
  51  * These tables are not consumed directly by the ACPICA subsystem, but are
  52  * included here to support device drivers and the AML disassembler.
  53  *
  54  * Generally, the tables in this file are defined by third-party specifications,
  55  * and are not defined directly by the ACPI specification itself.
  56  *
  57  ******************************************************************************/
  58
  59 /*
  60  * Values for description table header signatures for tables defined in this
  61  * file. Useful because they make it more difficult to inadvertently type in
  62  * the wrong signature.
  63  */
  64 #define ACPI_SIG_ASF            "ASF!"  /* Alert Standard Format table */
  65 #define ACPI_SIG_BOOT           "BOOT"  /* Simple Boot Flag Table */
  66 #define ACPI_SIG_CSRT           "CSRT"  /* Core System Resource Table */
  67 #define ACPI_SIG_DBG2           "DBG2"  /* Debug Port table type 2 */
  68 #define ACPI_SIG_DBGP           "DBGP"  /* Debug Port table */
  69 #define ACPI_SIG_DMAR           "DMAR"  /* DMA Remapping table */
  70 #define ACPI_SIG_HPET           "HPET"  /* High Precision Event Timer table */
  71 #define ACPI_SIG_IBFT           "IBFT"  /* iSCSI Boot Firmware Table */
  72 #define ACPI_SIG_IORT           "IORT"  /* IO Remapping Table */
  73 #define ACPI_SIG_IVRS           "IVRS"  /* I/O Virtualization Reporting Structure */
  74 #define ACPI_SIG_LPIT           "LPIT"  /* Low Power Idle Table */
  75 #define ACPI_SIG_MCFG           "MCFG"  /* PCI Memory Mapped Configuration table */
  76 #define ACPI_SIG_MCHI           "MCHI"  /* Management Controller Host Interface table */
  77 #define ACPI_SIG_MSDM           "MSDM"  /* Microsoft Data Management Table */
  78 #define ACPI_SIG_MTMR           "MTMR"  /* MID Timer table */
  79 #define ACPI_SIG_SLIC           "SLIC"  /* Software Licensing Description Table */
  80 #define ACPI_SIG_SPCR           "SPCR"  /* Serial Port Console Redirection table */
  81 #define ACPI_SIG_SPMI           "SPMI"  /* Server Platform Management Interface table */
  82 #define ACPI_SIG_TCPA           "TCPA"  /* Trusted Computing Platform Alliance table */
  83 #define ACPI_SIG_TPM2           "TPM2"  /* Trusted Platform Module 2.0 H/W interface table */
  84 #define ACPI_SIG_UEFI           "UEFI"  /* Uefi Boot Optimization Table */
  85 #define ACPI_SIG_VRTC           "VRTC"  /* Virtual Real Time Clock Table */
  86 #define ACPI_SIG_WAET           "WAET"  /* Windows ACPI Emulated devices Table */
  87 #define ACPI_SIG_WDAT           "WDAT"  /* Watchdog Action Table */
  88 #define ACPI_SIG_WDDT           "WDDT"  /* Watchdog Timer Description Table */
  89 #define ACPI_SIG_WDRT           "WDRT"  /* Watchdog Resource Table */
  90
  91 #ifdef ACPI_UNDEFINED_TABLES
  92 /*
  93  * These tables have been seen in the field, but no definition has been found
  94  */
  95 #define ACPI_SIG_ATKG           "ATKG"
  96 #define ACPI_SIG_GSCI           "GSCI"  /* GMCH SCI table */
  97 #define ACPI_SIG_IEIT           "IEIT"
  98 #endif
  99
 100 /*
 101  * All tables must be byte-packed to match the ACPI specification, since
 102  * the tables are provided by the system BIOS.
 103  */
 104 #pragma pack(1)
 105
 106 /*
 107  * Note: C bitfields are not used for this reason:
 108  *
 109  * "Bitfields are great and easy to read, but unfortunately the C language
 110  * does not specify the layout of bitfields in memory, which means they are
 111  * essentially useless for dealing with packed data in on-disk formats or
 112  * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
 113  * this decision was a design error in C. Ritchie could have picked an order
 114  * and stuck with it." Norman Ramsey.
 115  * See http://stackoverflow.com/a/1053662/41661
 116  */
 117
 118 /*******************************************************************************
 119  *
 120  * ASF - Alert Standard Format table (Signature "ASF!")
 121  *       Revision 0x10
 122  *
 123  * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
 124  *
 125  ******************************************************************************/
 126
 127 struct acpi_table_asf {
 128         struct acpi_table_header header;        /* Common ACPI table header */
 129 };
 130
 131 /* ASF subtable header */
 132
 133 struct acpi_asf_header {
 134         u8 type;
 135         u8 reserved;
 136         u16 length;
 137 };
 138
 139 /* Values for Type field above */
 140
 141 enum acpi_asf_type {
 142         ACPI_ASF_TYPE_INFO = 0,
 143         ACPI_ASF_TYPE_ALERT = 1,
 144         ACPI_ASF_TYPE_CONTROL = 2,
 145         ACPI_ASF_TYPE_BOOT = 3,
 146         ACPI_ASF_TYPE_ADDRESS = 4,
 147         ACPI_ASF_TYPE_RESERVED = 5
 148 };
 149
 150 /*
 151  * ASF subtables
 152  */
 153
 154 /* 0: ASF Information */
 155
 156 struct acpi_asf_info {
 157         struct acpi_asf_header header;
 158         u8 min_reset_value;
 159         u8 min_poll_interval;
 160         u16 system_id;
 161         u32 mfg_id;
 162         u8 flags;
 163         u8 reserved2[3];
 164 };
 165
 166 /* Masks for Flags field above */
 167
 168 #define ACPI_ASF_SMBUS_PROTOCOLS    (1)
 169
 170 /* 1: ASF Alerts */
 171
 172 struct acpi_asf_alert {
 173         struct acpi_asf_header header;
 174         u8 assert_mask;
 175         u8 deassert_mask;
 176         u8 alerts;
 177         u8 data_length;
 178 };
 179
 180 struct acpi_asf_alert_data {
 181         u8 address;
 182         u8 command;
 183         u8 mask;
 184         u8 value;
 185         u8 sensor_type;
 186         u8 type;
 187         u8 offset;
 188         u8 source_type;
 189         u8 severity;
 190         u8 sensor_number;
 191         u8 entity;
 192         u8 instance;
 193 };
 194
 195 /* 2: ASF Remote Control */
 196
 197 struct acpi_asf_remote {
 198         struct acpi_asf_header header;
 199         u8 controls;
 200         u8 data_length;
 201         u16 reserved2;
 202 };
 203
 204 struct acpi_asf_control_data {
 205         u8 function;
 206         u8 address;
 207         u8 command;
 208         u8 value;
 209 };
 210
 211 /* 3: ASF RMCP Boot Options */
 212
 213 struct acpi_asf_rmcp {
 214         struct acpi_asf_header header;
 215         u8 capabilities[7];
 216         u8 completion_code;
 217         u32 enterprise_id;
 218         u8 command;
 219         u16 parameter;
 220         u16 boot_options;
 221         u16 oem_parameters;
 222 };
 223
 224 /* 4: ASF Address */
 225
 226 struct acpi_asf_address {
 227         struct acpi_asf_header header;
 228         u8 eprom_address;
 229         u8 devices;
 230 };
 231
 232 /*******************************************************************************
 233  *
 234  * BOOT - Simple Boot Flag Table
 235  *        Version 1
 236  *
 237  * Conforms to the "Simple Boot Flag Specification", Version 2.1
 238  *
 239  ******************************************************************************/
 240
 241 struct acpi_table_boot {
 242         struct acpi_table_header header;        /* Common ACPI table header */
 243         u8 cmos_index;          /* Index in CMOS RAM for the boot register */
 244         u8 reserved[3];
 245 };
 246
 247 /*******************************************************************************
 248  *
 249  * CSRT - Core System Resource Table
 250  *        Version 0
 251  *
 252  * Conforms to the "Core System Resource Table (CSRT)", November 14, 2011
 253  *
 254  ******************************************************************************/
 255
 256 struct acpi_table_csrt {
 257         struct acpi_table_header header;        /* Common ACPI table header */
 258 };
 259
 260 /* Resource Group subtable */
 261
 262 struct acpi_csrt_group {
 263         u32 length;
 264         u32 vendor_id;
 265         u32 subvendor_id;
 266         u16 device_id;
 267         u16 subdevice_id;
 268         u16 revision;
 269         u16 reserved;
 270         u32 shared_info_length;
 271
 272         /* Shared data immediately follows (Length = shared_info_length) */
 273 };
 274
 275 /* Shared Info subtable */
 276
 277 struct acpi_csrt_shared_info {
 278         u16 major_version;
 279         u16 minor_version;
 280         u32 mmio_base_low;
 281         u32 mmio_base_high;
 282         u32 gsi_interrupt;
 283         u8 interrupt_polarity;
 284         u8 interrupt_mode;
 285         u8 num_channels;
 286         u8 dma_address_width;
 287         u16 base_request_line;
 288         u16 num_handshake_signals;
 289         u32 max_block_size;
 290
 291         /* Resource descriptors immediately follow (Length = Group length - shared_info_length) */
 292 };
 293
 294 /* Resource Descriptor subtable */
 295
 296 struct acpi_csrt_descriptor {
 297         u32 length;
 298         u16 type;
 299         u16 subtype;
 300         u32 uid;
 301
 302         /* Resource-specific information immediately follows */
 303 };
 304
 305 /* Resource Types */
 306
 307 #define ACPI_CSRT_TYPE_INTERRUPT    0x0001
 308 #define ACPI_CSRT_TYPE_TIMER        0x0002
 309 #define ACPI_CSRT_TYPE_DMA          0x0003
 310
 311 /* Resource Subtypes */
 312
 313 #define ACPI_CSRT_XRUPT_LINE        0x0000
 314 #define ACPI_CSRT_XRUPT_CONTROLLER  0x0001
 315 #define ACPI_CSRT_TIMER             0x0000
 316 #define ACPI_CSRT_DMA_CHANNEL       0x0000
 317 #define ACPI_CSRT_DMA_CONTROLLER    0x0001
 318
 319 /*******************************************************************************
 320  *
 321  * DBG2 - Debug Port Table 2
 322  *        Version 0 (Both main table and subtables)
 323  *
 324  * Conforms to "Microsoft Debug Port Table 2 (DBG2)", December 10, 2015
 325  *
 326  ******************************************************************************/
 327
 328 struct acpi_table_dbg2 {
 329         struct acpi_table_header header;        /* Common ACPI table header */
 330         u32 info_offset;
 331         u32 info_count;
 332 };
 333
 334 struct acpi_dbg2_header {
 335         u32 info_offset;
 336         u32 info_count;
 337 };
 338
 339 /* Debug Device Information Subtable */
 340
 341 struct acpi_dbg2_device {
 342         u8 revision;
 343         u16 length;
 344         u8 register_count;      /* Number of base_address registers */
 345         u16 namepath_length;
 346         u16 namepath_offset;
 347         u16 oem_data_length;
 348         u16 oem_data_offset;
 349         u16 port_type;
 350         u16 port_subtype;
 351         u16 reserved;
 352         u16 base_address_offset;
 353         u16 address_size_offset;
 354         /*
 355          * Data that follows:
 356          *    base_address (required) - Each in 12-byte Generic Address Structure format.
 357          *    address_size (required) - Array of u32 sizes corresponding to each base_address register.
 358          *    Namepath    (required) - Null terminated string. Single dot if not supported.
 359          *    oem_data    (optional) - Length is oem_data_length.
 360          */
 361 };
 362
 363 /* Types for port_type field above */
 364
 365 #define ACPI_DBG2_SERIAL_PORT       0x8000
 366 #define ACPI_DBG2_1394_PORT         0x8001
 367 #define ACPI_DBG2_USB_PORT          0x8002
 368 #define ACPI_DBG2_NET_PORT          0x8003
 369
 370 /* Subtypes for port_subtype field above */
 371
 372 #define ACPI_DBG2_16550_COMPATIBLE  0x0000
 373 #define ACPI_DBG2_16550_SUBSET      0x0001
 374 #define ACPI_DBG2_ARM_PL011         0x0003
 375 #define ACPI_DBG2_ARM_SBSA_32BIT    0x000D
 376 #define ACPI_DBG2_ARM_SBSA_GENERIC  0x000E
 377 #define ACPI_DBG2_ARM_DCC           0x000F
 378 #define ACPI_DBG2_BCM2835           0x0010
 379
 380 #define ACPI_DBG2_1394_STANDARD     0x0000
 381
 382 #define ACPI_DBG2_USB_XHCI          0x0000
 383 #define ACPI_DBG2_USB_EHCI          0x0001
 384
 385 /*******************************************************************************
 386  *
 387  * DBGP - Debug Port table
 388  *        Version 1
 389  *
 390  * Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000
 391  *
 392  ******************************************************************************/
 393
 394 struct acpi_table_dbgp {
 395         struct acpi_table_header header;        /* Common ACPI table header */
 396         u8 type;                /* 0=full 16550, 1=subset of 16550 */
 397         u8 reserved[3];
 398         struct acpi_generic_address debug_port;
 399 };
 400
 401 /*******************************************************************************
 402  *
 403  * DMAR - DMA Remapping table
 404  *        Version 1
 405  *
 406  * Conforms to "Intel Virtualization Technology for Directed I/O",
 407  * Version 2.3, October 2014
 408  *
 409  ******************************************************************************/
 410
 411 struct acpi_table_dmar {
 412         struct acpi_table_header header;        /* Common ACPI table header */
 413         u8 width;               /* Host Address Width */
 414         u8 flags;
 415         u8 reserved[10];
 416 };
 417
 418 /* Masks for Flags field above */
 419
 420 #define ACPI_DMAR_INTR_REMAP        (1)
 421 #define ACPI_DMAR_X2APIC_OPT_OUT    (1<<1)
 422 #define ACPI_DMAR_X2APIC_MODE       (1<<2)
 423
 424 /* DMAR subtable header */
 425
 426 struct acpi_dmar_header {
 427         u16 type;
 428         u16 length;
 429 };
 430
 431 /* Values for subtable type in struct acpi_dmar_header */
 432
 433 enum acpi_dmar_type {
 434         ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
 435         ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
 436         ACPI_DMAR_TYPE_ROOT_ATS = 2,
 437         ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,
 438         ACPI_DMAR_TYPE_NAMESPACE = 4,
 439         ACPI_DMAR_TYPE_RESERVED = 5     /* 5 and greater are reserved */
 440 };
 441
 442 /* DMAR Device Scope structure */
 443
 444 struct acpi_dmar_device_scope {
 445         u8 entry_type;
 446         u8 length;
 447         u16 reserved;
 448         u8 enumeration_id;
 449         u8 bus;
 450 };
 451
 452 /* Values for entry_type in struct acpi_dmar_device_scope - device types */
 453
 454 enum acpi_dmar_scope_type {
 455         ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0,
 456         ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1,
 457         ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2,
 458         ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3,
 459         ACPI_DMAR_SCOPE_TYPE_HPET = 4,
 460         ACPI_DMAR_SCOPE_TYPE_NAMESPACE = 5,
 461         ACPI_DMAR_SCOPE_TYPE_RESERVED = 6       /* 6 and greater are reserved */
 462 };
 463
 464 struct acpi_dmar_pci_path {
 465         u8 device;
 466         u8 function;
 467 };
 468
 469 /*
 470  * DMAR Subtables, correspond to Type in struct acpi_dmar_header
 471  */
 472
 473 /* 0: Hardware Unit Definition */
 474
 475 struct acpi_dmar_hardware_unit {
 476         struct acpi_dmar_header header;
 477         u8 flags;
 478         u8 reserved;
 479         u16 segment;
 480         u64 address;            /* Register Base Address */
 481 };
 482
 483 /* Masks for Flags field above */
 484
 485 #define ACPI_DMAR_INCLUDE_ALL       (1)
 486
 487 /* 1: Reserved Memory Defininition */
 488
 489 struct acpi_dmar_reserved_memory {
 490         struct acpi_dmar_header header;
 491         u16 reserved;
 492         u16 segment;
 493         u64 base_address;       /* 4K aligned base address */
 494         u64 end_address;        /* 4K aligned limit address */
 495 };
 496
 497 /* Masks for Flags field above */
 498
 499 #define ACPI_DMAR_ALLOW_ALL         (1)
 500
 501 /* 2: Root Port ATS Capability Reporting Structure */
 502
 503 struct acpi_dmar_atsr {
 504         struct acpi_dmar_header header;
 505         u8 flags;
 506         u8 reserved;
 507         u16 segment;
 508 };
 509
 510 /* Masks for Flags field above */
 511
 512 #define ACPI_DMAR_ALL_PORTS         (1)
 513
 514 /* 3: Remapping Hardware Static Affinity Structure */
 515
 516 struct acpi_dmar_rhsa {
 517         struct acpi_dmar_header header;
 518         u32 reserved;
 519         u64 base_address;
 520         u32 proximity_domain;
 521 };
 522
 523 /* 4: ACPI Namespace Device Declaration Structure */
 524
 525 struct acpi_dmar_andd {
 526         struct acpi_dmar_header header;
 527         u8 reserved[3];
 528         u8 device_number;
 529         char device_name[1];
 530 };
 531
 532 /*******************************************************************************
 533  *
 534  * HPET - High Precision Event Timer table
 535  *        Version 1
 536  *
 537  * Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
 538  * Version 1.0a, October 2004
 539  *
 540  ******************************************************************************/
 541
 542 struct acpi_table_hpet {
 543         struct acpi_table_header header;        /* Common ACPI table header */
 544         u32 id;                 /* Hardware ID of event timer block */
 545         struct acpi_generic_address address;    /* Address of event timer block */
 546         u8 sequence;            /* HPET sequence number */
 547         u16 minimum_tick;       /* Main counter min tick, periodic mode */
 548         u8 flags;
 549 };
 550
 551 /* Masks for Flags field above */
 552
 553 #define ACPI_HPET_PAGE_PROTECT_MASK (3)
 554
 555 /* Values for Page Protect flags */
 556
 557 enum acpi_hpet_page_protect {
 558         ACPI_HPET_NO_PAGE_PROTECT = 0,
 559         ACPI_HPET_PAGE_PROTECT4 = 1,
 560         ACPI_HPET_PAGE_PROTECT64 = 2
 561 };
 562
 563 /*******************************************************************************
 564  *
 565  * IBFT - Boot Firmware Table
 566  *        Version 1
 567  *
 568  * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
 569  * Specification", Version 1.01, March 1, 2007
 570  *
 571  * Note: It appears that this table is not intended to appear in the RSDT/XSDT.
 572  * Therefore, it is not currently supported by the disassembler.
 573  *
 574  ******************************************************************************/
 575
 576 struct acpi_table_ibft {
 577         struct acpi_table_header header;        /* Common ACPI table header */
 578         u8 reserved[12];
 579 };
 580
 581 /* IBFT common subtable header */
 582
 583 struct acpi_ibft_header {
 584         u8 type;
 585         u8 version;
 586         u16 length;
 587         u8 index;
 588         u8 flags;
 589 };
 590
 591 /* Values for Type field above */
 592
 593 enum acpi_ibft_type {
 594         ACPI_IBFT_TYPE_NOT_USED = 0,
 595         ACPI_IBFT_TYPE_CONTROL = 1,
 596         ACPI_IBFT_TYPE_INITIATOR = 2,
 597         ACPI_IBFT_TYPE_NIC = 3,
 598         ACPI_IBFT_TYPE_TARGET = 4,
 599         ACPI_IBFT_TYPE_EXTENSIONS = 5,
 600         ACPI_IBFT_TYPE_RESERVED = 6     /* 6 and greater are reserved */
 601 };
 602
 603 /* IBFT subtables */
 604
 605 struct acpi_ibft_control {
 606         struct acpi_ibft_header header;
 607         u16 extensions;
 608         u16 initiator_offset;
 609         u16 nic0_offset;
 610         u16 target0_offset;
 611         u16 nic1_offset;
 612         u16 target1_offset;
 613 };
 614
 615 struct acpi_ibft_initiator {
 616         struct acpi_ibft_header header;
 617         u8 sns_server[16];
 618         u8 slp_server[16];
 619         u8 primary_server[16];
 620         u8 secondary_server[16];
 621         u16 name_length;
 622         u16 name_offset;
 623 };
 624
 625 struct acpi_ibft_nic {
 626         struct acpi_ibft_header header;
 627         u8 ip_address[16];
 628         u8 subnet_mask_prefix;
 629         u8 origin;
 630         u8 gateway[16];
 631         u8 primary_dns[16];
 632         u8 secondary_dns[16];
 633         u8 dhcp[16];
 634         u16 vlan;
 635         u8 mac_address[6];
 636         u16 pci_address;
 637         u16 name_length;
 638         u16 name_offset;
 639 };
 640
 641 struct acpi_ibft_target {
 642         struct acpi_ibft_header header;
 643         u8 target_ip_address[16];
 644         u16 target_ip_socket;
 645         u8 target_boot_lun[8];
 646         u8 chap_type;
 647         u8 nic_association;
 648         u16 target_name_length;
 649         u16 target_name_offset;
 650         u16 chap_name_length;
 651         u16 chap_name_offset;
 652         u16 chap_secret_length;
 653         u16 chap_secret_offset;
 654         u16 reverse_chap_name_length;
 655         u16 reverse_chap_name_offset;
 656         u16 reverse_chap_secret_length;
 657         u16 reverse_chap_secret_offset;
 658 };
 659
 660 /*******************************************************************************
 661  *
 662  * IORT - IO Remapping Table
 663  *
 664  * Conforms to "IO Remapping Table System Software on ARM Platforms",
 665  * Document number: ARM DEN 0049B, October 2015
 666  *
 667  ******************************************************************************/
 668
 669 struct acpi_table_iort {
 670         struct acpi_table_header header;
 671         u32 node_count;
 672         u32 node_offset;
 673         u32 reserved;
 674 };
 675
 676 /*
 677  * IORT subtables
 678  */
 679 struct acpi_iort_node {
 680         u8 type;
 681         u16 length;
 682         u8 revision;
 683         u32 reserved;
 684         u32 mapping_count;
 685         u32 mapping_offset;
 686         char node_data[1];
 687 };
 688
 689 /* Values for subtable Type above */
 690
 691 enum acpi_iort_node_type {
 692         ACPI_IORT_NODE_ITS_GROUP = 0x00,
 693         ACPI_IORT_NODE_NAMED_COMPONENT = 0x01,
 694         ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02,
 695         ACPI_IORT_NODE_SMMU = 0x03,
 696         ACPI_IORT_NODE_SMMU_V3 = 0x04
 697 };
 698
 699 struct acpi_iort_id_mapping {
 700         u32 input_base;         /* Lowest value in input range */
 701         u32 id_count;           /* Number of IDs */
 702         u32 output_base;        /* Lowest value in output range */
 703         u32 output_reference;   /* A reference to the output node */
 704         u32 flags;
 705 };
 706
 707 /* Masks for Flags field above for IORT subtable */
 708
 709 #define ACPI_IORT_ID_SINGLE_MAPPING (1)
 710
 711 struct acpi_iort_memory_access {
 712         u32 cache_coherency;
 713         u8 hints;
 714         u16 reserved;
 715         u8 memory_flags;
 716 };
 717
 718 /* Values for cache_coherency field above */
 719
 720 #define ACPI_IORT_NODE_COHERENT         0x00000001      /* The device node is fully coherent */
 721 #define ACPI_IORT_NODE_NOT_COHERENT     0x00000000      /* The device node is not coherent */
 722
 723 /* Masks for Hints field above */
 724
 725 #define ACPI_IORT_HT_TRANSIENT          (1)
 726 #define ACPI_IORT_HT_WRITE              (1<<1)
 727 #define ACPI_IORT_HT_READ               (1<<2)
 728 #define ACPI_IORT_HT_OVERRIDE           (1<<3)
 729
 730 /* Masks for memory_flags field above */
 731
 732 #define ACPI_IORT_MF_COHERENCY          (1)
 733 #define ACPI_IORT_MF_ATTRIBUTES         (1<<1)
 734
 735 /*
 736  * IORT node specific subtables
 737  */
 738 struct acpi_iort_its_group {
 739         u32 its_count;
 740         u32 identifiers[1];     /* GIC ITS identifier arrary */
 741 };
 742
 743 struct acpi_iort_named_component {
 744         u32 node_flags;
 745         u64 memory_properties;  /* Memory access properties */
 746         u8 memory_address_limit;        /* Memory address size limit */
 747         char device_name[1];    /* Path of namespace object */
 748 };
 749
 750 struct acpi_iort_root_complex {
 751         u64 memory_properties;  /* Memory access properties */
 752         u32 ats_attribute;
 753         u32 pci_segment_number;
 754 };
 755
 756 /* Values for ats_attribute field above */
 757
 758 #define ACPI_IORT_ATS_SUPPORTED         0x00000001      /* The root complex supports ATS */
 759 #define ACPI_IORT_ATS_UNSUPPORTED       0x00000000      /* The root complex doesn't support ATS */
 760
 761 struct acpi_iort_smmu {
 762         u64 base_address;       /* SMMU base address */
 763         u64 span;               /* Length of memory range */
 764         u32 model;
 765         u32 flags;
 766         u32 global_interrupt_offset;
 767         u32 context_interrupt_count;
 768         u32 context_interrupt_offset;
 769         u32 pmu_interrupt_count;
 770         u32 pmu_interrupt_offset;
 771         u64 interrupts[1];      /* Interrupt array */
 772 };
 773
 774 /* Values for Model field above */
 775
 776 #define ACPI_IORT_SMMU_V1               0x00000000      /* Generic SMMUv1 */
 777 #define ACPI_IORT_SMMU_V2               0x00000001      /* Generic SMMUv2 */
 778 #define ACPI_IORT_SMMU_CORELINK_MMU400  0x00000002      /* ARM Corelink MMU-400 */
 779 #define ACPI_IORT_SMMU_CORELINK_MMU500  0x00000003      /* ARM Corelink MMU-500 */
 780
 781 /* Masks for Flags field above */
 782
 783 #define ACPI_IORT_SMMU_DVM_SUPPORTED    (1)
 784 #define ACPI_IORT_SMMU_COHERENT_WALK    (1<<1)
 785
 786 struct acpi_iort_smmu_v3 {
 787         u64 base_address;       /* SMMUv3 base address */
 788         u32 flags;
 789         u32 reserved;
 790         u64 vatos_address;
 791         u32 model;              /* O: generic SMMUv3 */
 792         u32 event_gsiv;
 793         u32 pri_gsiv;
 794         u32 gerr_gsiv;
 795         u32 sync_gsiv;
 796 };
 797
 798 /* Masks for Flags field above */
 799
 800 #define ACPI_IORT_SMMU_V3_COHACC_OVERRIDE   (1)
 801 #define ACPI_IORT_SMMU_V3_HTTU_OVERRIDE     (1<<1)
 802
 803 /*******************************************************************************
 804  *
 805  * IVRS - I/O Virtualization Reporting Structure
 806  *        Version 1
 807  *
 808  * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
 809  * Revision 1.26, February 2009.
 810  *
 811  ******************************************************************************/
 812
 813 struct acpi_table_ivrs {
 814         struct acpi_table_header header;        /* Common ACPI table header */
 815         u32 info;               /* Common virtualization info */
 816         u64 reserved;
 817 };
 818
 819 /* Values for Info field above */
 820
 821 #define ACPI_IVRS_PHYSICAL_SIZE     0x00007F00  /* 7 bits, physical address size */
 822 #define ACPI_IVRS_VIRTUAL_SIZE      0x003F8000  /* 7 bits, virtual address size */
 823 #define ACPI_IVRS_ATS_RESERVED      0x00400000  /* ATS address translation range reserved */
 824
 825 /* IVRS subtable header */
 826
 827 struct acpi_ivrs_header {
 828         u8 type;                /* Subtable type */
 829         u8 flags;
 830         u16 length;             /* Subtable length */
 831         u16 device_id;          /* ID of IOMMU */
 832 };
 833
 834 /* Values for subtable Type above */
 835
 836 enum acpi_ivrs_type {
 837         ACPI_IVRS_TYPE_HARDWARE = 0x10,
 838         ACPI_IVRS_TYPE_MEMORY1 = 0x20,
 839         ACPI_IVRS_TYPE_MEMORY2 = 0x21,
 840         ACPI_IVRS_TYPE_MEMORY3 = 0x22
 841 };
 842
 843 /* Masks for Flags field above for IVHD subtable */
 844
 845 #define ACPI_IVHD_TT_ENABLE         (1)
 846 #define ACPI_IVHD_PASS_PW           (1<<1)
 847 #define ACPI_IVHD_RES_PASS_PW       (1<<2)
 848 #define ACPI_IVHD_ISOC              (1<<3)
 849 #define ACPI_IVHD_IOTLB             (1<<4)
 850
 851 /* Masks for Flags field above for IVMD subtable */
 852
 853 #define ACPI_IVMD_UNITY             (1)
 854 #define ACPI_IVMD_READ              (1<<1)
 855 #define ACPI_IVMD_WRITE             (1<<2)
 856 #define ACPI_IVMD_EXCLUSION_RANGE   (1<<3)
 857
 858 /*
 859  * IVRS subtables, correspond to Type in struct acpi_ivrs_header
 860  */
 861
 862 /* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
 863
 864 struct acpi_ivrs_hardware {
 865         struct acpi_ivrs_header header;
 866         u16 capability_offset;  /* Offset for IOMMU control fields */
 867         u64 base_address;       /* IOMMU control registers */
 868         u16 pci_segment_group;
 869         u16 info;               /* MSI number and unit ID */
 870         u32 reserved;
 871 };
 872
 873 /* Masks for Info field above */
 874
 875 #define ACPI_IVHD_MSI_NUMBER_MASK   0x001F      /* 5 bits, MSI message number */
 876 #define ACPI_IVHD_UNIT_ID_MASK      0x1F00      /* 5 bits, unit_ID */
 877
 878 /*
 879  * Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure.
 880  * Upper two bits of the Type field are the (encoded) length of the structure.
 881  * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
 882  * are reserved for future use but not defined.
 883  */
 884 struct acpi_ivrs_de_header {
 885         u8 type;
 886         u16 id;
 887         u8 data_setting;
 888 };
 889
 890 /* Length of device entry is in the top two bits of Type field above */
 891
 892 #define ACPI_IVHD_ENTRY_LENGTH      0xC0
 893
 894 /* Values for device entry Type field above */
 895
 896 enum acpi_ivrs_device_entry_type {
 897         /* 4-byte device entries, all use struct acpi_ivrs_device4 */
 898
 899         ACPI_IVRS_TYPE_PAD4 = 0,
 900         ACPI_IVRS_TYPE_ALL = 1,
 901         ACPI_IVRS_TYPE_SELECT = 2,
 902         ACPI_IVRS_TYPE_START = 3,
 903         ACPI_IVRS_TYPE_END = 4,
 904
 905         /* 8-byte device entries */
 906
 907         ACPI_IVRS_TYPE_PAD8 = 64,
 908         ACPI_IVRS_TYPE_NOT_USED = 65,
 909         ACPI_IVRS_TYPE_ALIAS_SELECT = 66,       /* Uses struct acpi_ivrs_device8a */
 910         ACPI_IVRS_TYPE_ALIAS_START = 67,        /* Uses struct acpi_ivrs_device8a */
 911         ACPI_IVRS_TYPE_EXT_SELECT = 70, /* Uses struct acpi_ivrs_device8b */
 912         ACPI_IVRS_TYPE_EXT_START = 71,  /* Uses struct acpi_ivrs_device8b */
 913         ACPI_IVRS_TYPE_SPECIAL = 72     /* Uses struct acpi_ivrs_device8c */
 914 };
 915
 916 /* Values for Data field above */
 917
 918 #define ACPI_IVHD_INIT_PASS         (1)
 919 #define ACPI_IVHD_EINT_PASS         (1<<1)
 920 #define ACPI_IVHD_NMI_PASS          (1<<2)
 921 #define ACPI_IVHD_SYSTEM_MGMT       (3<<4)
 922 #define ACPI_IVHD_LINT0_PASS        (1<<6)
 923 #define ACPI_IVHD_LINT1_PASS        (1<<7)
 924
 925 /* Types 0-4: 4-byte device entry */
 926
 927 struct acpi_ivrs_device4 {
 928         struct acpi_ivrs_de_header header;
 929 };
 930
 931 /* Types 66-67: 8-byte device entry */
 932
 933 struct acpi_ivrs_device8a {
 934         struct acpi_ivrs_de_header header;
 935         u8 reserved1;
 936         u16 used_id;
 937         u8 reserved2;
 938 };
 939
 940 /* Types 70-71: 8-byte device entry */
 941
 942 struct acpi_ivrs_device8b {
 943         struct acpi_ivrs_de_header header;
 944         u32 extended_data;
 945 };
 946
 947 /* Values for extended_data above */
 948
 949 #define ACPI_IVHD_ATS_DISABLED      (1<<31)
 950
 951 /* Type 72: 8-byte device entry */
 952
 953 struct acpi_ivrs_device8c {
 954         struct acpi_ivrs_de_header header;
 955         u8 handle;
 956         u16 used_id;
 957         u8 variety;
 958 };
 959
 960 /* Values for Variety field above */
 961
 962 #define ACPI_IVHD_IOAPIC            1
 963 #define ACPI_IVHD_HPET              2
 964
 965 /* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
 966
 967 struct acpi_ivrs_memory {
 968         struct acpi_ivrs_header header;
 969         u16 aux_data;
 970         u64 reserved;
 971         u64 start_address;
 972         u64 memory_length;
 973 };
 974
 975 /*******************************************************************************
 976  *
 977  * LPIT - Low Power Idle Table
 978  *
 979  * Conforms to "ACPI Low Power Idle Table (LPIT)" July 2014.
 980  *
 981  ******************************************************************************/
 982
 983 struct acpi_table_lpit {
 984         struct acpi_table_header header;        /* Common ACPI table header */
 985 };
 986
 987 /* LPIT subtable header */
 988
 989 struct acpi_lpit_header {
 990         u32 type;               /* Subtable type */
 991         u32 length;             /* Subtable length */
 992         u16 unique_id;
 993         u16 reserved;
 994         u32 flags;
 995 };
 996
 997 /* Values for subtable Type above */
 998
 999 enum acpi_lpit_type {
1000         ACPI_LPIT_TYPE_NATIVE_CSTATE = 0x00,
1001         ACPI_LPIT_TYPE_RESERVED = 0x01  /* 1 and above are reserved */
1002 };
1003
1004 /* Masks for Flags field above  */
1005
1006 #define ACPI_LPIT_STATE_DISABLED    (1)
1007 #define ACPI_LPIT_NO_COUNTER        (1<<1)
1008
1009 /*
1010  * LPIT subtables, correspond to Type in struct acpi_lpit_header
1011  */
1012
1013 /* 0x00: Native C-state instruction based LPI structure */
1014
1015 struct acpi_lpit_native {
1016         struct acpi_lpit_header header;
1017         struct acpi_generic_address entry_trigger;
1018         u32 residency;
1019         u32 latency;
1020         struct acpi_generic_address residency_counter;
1021         u64 counter_frequency;
1022 };
1023
1024 /*******************************************************************************
1025  *
1026  * MCFG - PCI Memory Mapped Configuration table and subtable
1027  *        Version 1
1028  *
1029  * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
1030  *
1031  ******************************************************************************/
1032
1033 struct acpi_table_mcfg {
1034         struct acpi_table_header header;        /* Common ACPI table header */
1035         u8 reserved[8];
1036 };
1037
1038 /* Subtable */
1039
1040 struct acpi_mcfg_allocation {
1041         u64 address;            /* Base address, processor-relative */
1042         u16 pci_segment;        /* PCI segment group number */
1043         u8 start_bus_number;    /* Starting PCI Bus number */
1044         u8 end_bus_number;      /* Final PCI Bus number */
1045         u32 reserved;
1046 };
1047
1048 /*******************************************************************************
1049  *
1050  * MCHI - Management Controller Host Interface Table
1051  *        Version 1
1052  *
1053  * Conforms to "Management Component Transport Protocol (MCTP) Host
1054  * Interface Specification", Revision 1.0.0a, October 13, 2009
1055  *
1056  ******************************************************************************/
1057
1058 struct acpi_table_mchi {
1059         struct acpi_table_header header;        /* Common ACPI table header */
1060         u8 interface_type;
1061         u8 protocol;
1062         u64 protocol_data;
1063         u8 interrupt_type;
1064         u8 gpe;
1065         u8 pci_device_flag;
1066         u32 global_interrupt;
1067         struct acpi_generic_address control_register;
1068         u8 pci_segment;
1069         u8 pci_bus;
1070         u8 pci_device;
1071         u8 pci_function;
1072 };
1073
1074 /*******************************************************************************
1075  *
1076  * MSDM - Microsoft Data Management table
1077  *
1078  * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
1079  * November 29, 2011. Copyright 2011 Microsoft
1080  *
1081  ******************************************************************************/
1082
1083 /* Basic MSDM table is only the common ACPI header */
1084
1085 struct acpi_table_msdm {
1086         struct acpi_table_header header;        /* Common ACPI table header */
1087 };
1088
1089 /*******************************************************************************
1090  *
1091  * MTMR - MID Timer Table
1092  *        Version 1
1093  *
1094  * Conforms to "Simple Firmware Interface Specification",
1095  * Draft 0.8.2, Oct 19, 2010
1096  * NOTE: The ACPI MTMR is equivalent to the SFI MTMR table.
1097  *
1098  ******************************************************************************/
1099
1100 struct acpi_table_mtmr {
1101         struct acpi_table_header header;        /* Common ACPI table header */
1102 };
1103
1104 /* MTMR entry */
1105
1106 struct acpi_mtmr_entry {
1107         struct acpi_generic_address physical_address;
1108         u32 frequency;
1109         u32 irq;
1110 };
1111
1112 /*******************************************************************************
1113  *
1114  * SLIC - Software Licensing Description Table
1115  *
1116  * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
1117  * November 29, 2011. Copyright 2011 Microsoft
1118  *
1119  ******************************************************************************/
1120
1121 /* Basic SLIC table is only the common ACPI header */
1122
1123 struct acpi_table_slic {
1124         struct acpi_table_header header;        /* Common ACPI table header */
1125 };
1126
1127 /*******************************************************************************
1128  *
1129  * SPCR - Serial Port Console Redirection table
1130  *        Version 2
1131  *
1132  * Conforms to "Serial Port Console Redirection Table",
1133  * Version 1.03, August 10, 2015
1134  *
1135  ******************************************************************************/
1136
1137 struct acpi_table_spcr {
1138         struct acpi_table_header header;        /* Common ACPI table header */
1139         u8 interface_type;      /* 0=full 16550, 1=subset of 16550 */
1140         u8 reserved[3];
1141         struct acpi_generic_address serial_port;
1142         u8 interrupt_type;
1143         u8 pc_interrupt;
1144         u32 interrupt;
1145         u8 baud_rate;
1146         u8 parity;
1147         u8 stop_bits;
1148         u8 flow_control;
1149         u8 terminal_type;
1150         u8 reserved1;
1151         u16 pci_device_id;
1152         u16 pci_vendor_id;
1153         u8 pci_bus;
1154         u8 pci_device;
1155         u8 pci_function;
1156         u32 pci_flags;
1157         u8 pci_segment;
1158         u32 reserved2;
1159 };
1160
1161 /* Masks for pci_flags field above */
1162
1163 #define ACPI_SPCR_DO_NOT_DISABLE    (1)
1164
1165 /* Values for Interface Type: See the definition of the DBG2 table */
1166
1167 /*******************************************************************************
1168  *
1169  * SPMI - Server Platform Management Interface table
1170  *        Version 5
1171  *
1172  * Conforms to "Intelligent Platform Management Interface Specification
1173  * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
1174  * June 12, 2009 markup.
1175  *
1176  ******************************************************************************/
1177
1178 struct acpi_table_spmi {
1179         struct acpi_table_header header;        /* Common ACPI table header */
1180         u8 interface_type;
1181         u8 reserved;            /* Must be 1 */
1182         u16 spec_revision;      /* Version of IPMI */
1183         u8 interrupt_type;
1184         u8 gpe_number;          /* GPE assigned */
1185         u8 reserved1;
1186         u8 pci_device_flag;
1187         u32 interrupt;
1188         struct acpi_generic_address ipmi_register;
1189         u8 pci_segment;
1190         u8 pci_bus;
1191         u8 pci_device;
1192         u8 pci_function;
1193         u8 reserved2;
1194 };
1195
1196 /* Values for interface_type above */
1197
1198 enum acpi_spmi_interface_types {
1199         ACPI_SPMI_NOT_USED = 0,
1200         ACPI_SPMI_KEYBOARD = 1,
1201         ACPI_SPMI_SMI = 2,
1202         ACPI_SPMI_BLOCK_TRANSFER = 3,
1203         ACPI_SPMI_SMBUS = 4,
1204         ACPI_SPMI_RESERVED = 5  /* 5 and above are reserved */
1205 };
1206
1207 /*******************************************************************************
1208  *
1209  * TCPA - Trusted Computing Platform Alliance table
1210  *        Version 2
1211  *
1212  * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
1213  * December 19, 2014
1214  *
1215  * NOTE: There are two versions of the table with the same signature --
1216  * the client version and the server version. The common platform_class
1217  * field is used to differentiate the two types of tables.
1218  *
1219  ******************************************************************************/
1220
1221 struct acpi_table_tcpa_hdr {
1222         struct acpi_table_header header;        /* Common ACPI table header */
1223         u16 platform_class;
1224 };
1225
1226 /*
1227  * Values for platform_class above.
1228  * This is how the client and server subtables are differentiated
1229  */
1230 #define ACPI_TCPA_CLIENT_TABLE          0
1231 #define ACPI_TCPA_SERVER_TABLE          1
1232
1233 struct acpi_table_tcpa_client {
1234         u32 minimum_log_length; /* Minimum length for the event log area */
1235         u64 log_address;        /* Address of the event log area */
1236 };
1237
1238 struct acpi_table_tcpa_server {
1239         u16 reserved;
1240         u64 minimum_log_length; /* Minimum length for the event log area */
1241         u64 log_address;        /* Address of the event log area */
1242         u16 spec_revision;
1243         u8 device_flags;
1244         u8 interrupt_flags;
1245         u8 gpe_number;
1246         u8 reserved2[3];
1247         u32 global_interrupt;
1248         struct acpi_generic_address address;
1249         u32 reserved3;
1250         struct acpi_generic_address config_address;
1251         u8 group;
1252         u8 bus;                 /* PCI Bus/Segment/Function numbers */
1253         u8 device;
1254         u8 function;
1255 };
1256
1257 /* Values for device_flags above */
1258
1259 #define ACPI_TCPA_PCI_DEVICE            (1)
1260 #define ACPI_TCPA_BUS_PNP               (1<<1)
1261 #define ACPI_TCPA_ADDRESS_VALID         (1<<2)
1262
1263 /* Values for interrupt_flags above */
1264
1265 #define ACPI_TCPA_INTERRUPT_MODE        (1)
1266 #define ACPI_TCPA_INTERRUPT_POLARITY    (1<<1)
1267 #define ACPI_TCPA_SCI_VIA_GPE           (1<<2)
1268 #define ACPI_TCPA_GLOBAL_INTERRUPT      (1<<3)
1269
1270 /*******************************************************************************
1271  *
1272  * TPM2 - Trusted Platform Module (TPM) 2.0 Hardware Interface Table
1273  *        Version 4
1274  *
1275  * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
1276  * December 19, 2014
1277  *
1278  ******************************************************************************/
1279
1280 struct acpi_table_tpm2 {
1281         struct acpi_table_header header;        /* Common ACPI table header */
1282         u16 platform_class;
1283         u16 reserved;
1284         u64 control_address;
1285         u32 start_method;
1286
1287         /* Platform-specific data follows */
1288 };
1289
1290 /* Values for start_method above */
1291
1292 #define ACPI_TPM2_NOT_ALLOWED                       0
1293 #define ACPI_TPM2_START_METHOD                      2
1294 #define ACPI_TPM2_MEMORY_MAPPED                     6
1295 #define ACPI_TPM2_COMMAND_BUFFER                    7
1296 #define ACPI_TPM2_COMMAND_BUFFER_WITH_START_METHOD  8
1297
1298 /*******************************************************************************
1299  *
1300  * UEFI - UEFI Boot optimization Table
1301  *        Version 1
1302  *
1303  * Conforms to "Unified Extensible Firmware Interface Specification",
1304  * Version 2.3, May 8, 2009
1305  *
1306  ******************************************************************************/
1307
1308 struct acpi_table_uefi {
1309         struct acpi_table_header header;        /* Common ACPI table header */
1310         u8 identifier[16];      /* UUID identifier */
1311         u16 data_offset;        /* Offset of remaining data in table */
1312 };
1313
1314 /*******************************************************************************
1315  *
1316  * VRTC - Virtual Real Time Clock Table
1317  *        Version 1
1318  *
1319  * Conforms to "Simple Firmware Interface Specification",
1320  * Draft 0.8.2, Oct 19, 2010
1321  * NOTE: The ACPI VRTC is equivalent to The SFI MRTC table.
1322  *
1323  ******************************************************************************/
1324
1325 struct acpi_table_vrtc {
1326         struct acpi_table_header header;        /* Common ACPI table header */
1327 };
1328
1329 /* VRTC entry */
1330
1331 struct acpi_vrtc_entry {
1332         struct acpi_generic_address physical_address;
1333         u32 irq;
1334 };
1335
1336 /*******************************************************************************
1337  *
1338  * WAET - Windows ACPI Emulated devices Table
1339  *        Version 1
1340  *
1341  * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
1342  *
1343  ******************************************************************************/
1344
1345 struct acpi_table_waet {
1346         struct acpi_table_header header;        /* Common ACPI table header */
1347         u32 flags;
1348 };
1349
1350 /* Masks for Flags field above */
1351
1352 #define ACPI_WAET_RTC_NO_ACK        (1) /* RTC requires no int acknowledge */
1353 #define ACPI_WAET_TIMER_ONE_READ    (1<<1)      /* PM timer requires only one read */
1354
1355 /*******************************************************************************
1356  *
1357  * WDAT - Watchdog Action Table
1358  *        Version 1
1359  *
1360  * Conforms to "Hardware Watchdog Timers Design Specification",
1361  * Copyright 2006 Microsoft Corporation.
1362  *
1363  ******************************************************************************/
1364
1365 struct acpi_table_wdat {
1366         struct acpi_table_header header;        /* Common ACPI table header */
1367         u32 header_length;      /* Watchdog Header Length */
1368         u16 pci_segment;        /* PCI Segment number */
1369         u8 pci_bus;             /* PCI Bus number */
1370         u8 pci_device;          /* PCI Device number */
1371         u8 pci_function;        /* PCI Function number */
1372         u8 reserved[3];
1373         u32 timer_period;       /* Period of one timer count (msec) */
1374         u32 max_count;          /* Maximum counter value supported */
1375         u32 min_count;          /* Minimum counter value */
1376         u8 flags;
1377         u8 reserved2[3];
1378         u32 entries;            /* Number of watchdog entries that follow */
1379 };
1380
1381 /* Masks for Flags field above */
1382
1383 #define ACPI_WDAT_ENABLED           (1)
1384 #define ACPI_WDAT_STOPPED           0x80
1385
1386 /* WDAT Instruction Entries (actions) */
1387
1388 struct acpi_wdat_entry {
1389         u8 action;
1390         u8 instruction;
1391         u16 reserved;
1392         struct acpi_generic_address register_region;
1393         u32 value;              /* Value used with Read/Write register */
1394         u32 mask;               /* Bitmask required for this register instruction */
1395 };
1396
1397 /* Values for Action field above */
1398
1399 enum acpi_wdat_actions {
1400         ACPI_WDAT_RESET = 1,
1401         ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
1402         ACPI_WDAT_GET_COUNTDOWN = 5,
1403         ACPI_WDAT_SET_COUNTDOWN = 6,
1404         ACPI_WDAT_GET_RUNNING_STATE = 8,
1405         ACPI_WDAT_SET_RUNNING_STATE = 9,
1406         ACPI_WDAT_GET_STOPPED_STATE = 10,
1407         ACPI_WDAT_SET_STOPPED_STATE = 11,
1408         ACPI_WDAT_GET_REBOOT = 16,
1409         ACPI_WDAT_SET_REBOOT = 17,
1410         ACPI_WDAT_GET_SHUTDOWN = 18,
1411         ACPI_WDAT_SET_SHUTDOWN = 19,
1412         ACPI_WDAT_GET_STATUS = 32,
1413         ACPI_WDAT_SET_STATUS = 33,
1414         ACPI_WDAT_ACTION_RESERVED = 34  /* 34 and greater are reserved */
1415 };
1416
1417 /* Values for Instruction field above */
1418
1419 enum acpi_wdat_instructions {
1420         ACPI_WDAT_READ_VALUE = 0,
1421         ACPI_WDAT_READ_COUNTDOWN = 1,
1422         ACPI_WDAT_WRITE_VALUE = 2,
1423         ACPI_WDAT_WRITE_COUNTDOWN = 3,
1424         ACPI_WDAT_INSTRUCTION_RESERVED = 4,     /* 4 and greater are reserved */
1425         ACPI_WDAT_PRESERVE_REGISTER = 0x80      /* Except for this value */
1426 };
1427
1428 /*******************************************************************************
1429  *
1430  * WDDT - Watchdog Descriptor Table
1431  *        Version 1
1432  *
1433  * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)",
1434  * Version 001, September 2002
1435  *
1436  ******************************************************************************/
1437
1438 struct acpi_table_wddt {
1439         struct acpi_table_header header;        /* Common ACPI table header */
1440         u16 spec_version;
1441         u16 table_version;
1442         u16 pci_vendor_id;
1443         struct acpi_generic_address address;
1444         u16 max_count;          /* Maximum counter value supported */
1445         u16 min_count;          /* Minimum counter value supported */
1446         u16 period;
1447         u16 status;
1448         u16 capability;
1449 };
1450
1451 /* Flags for Status field above */
1452
1453 #define ACPI_WDDT_AVAILABLE     (1)
1454 #define ACPI_WDDT_ACTIVE        (1<<1)
1455 #define ACPI_WDDT_TCO_OS_OWNED  (1<<2)
1456 #define ACPI_WDDT_USER_RESET    (1<<11)
1457 #define ACPI_WDDT_WDT_RESET     (1<<12)
1458 #define ACPI_WDDT_POWER_FAIL    (1<<13)
1459 #define ACPI_WDDT_UNKNOWN_RESET (1<<14)
1460
1461 /* Flags for Capability field above */
1462
1463 #define ACPI_WDDT_AUTO_RESET    (1)
1464 #define ACPI_WDDT_ALERT_SUPPORT (1<<1)
1465
1466 /*******************************************************************************
1467  *
1468  * WDRT - Watchdog Resource Table
1469  *        Version 1
1470  *
1471  * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
1472  * Version 1.01, August 28, 2006
1473  *
1474  ******************************************************************************/
1475
1476 struct acpi_table_wdrt {
1477         struct acpi_table_header header;        /* Common ACPI table header */
1478         struct acpi_generic_address control_register;
1479         struct acpi_generic_address count_register;
1480         u16 pci_device_id;
1481         u16 pci_vendor_id;
1482         u8 pci_bus;             /* PCI Bus number */
1483         u8 pci_device;          /* PCI Device number */
1484         u8 pci_function;        /* PCI Function number */
1485         u8 pci_segment;         /* PCI Segment number */
1486         u16 max_count;          /* Maximum counter value supported */
1487         u8 units;
1488 };
1489
1490 /* Reset to default packing */
1491
1492 #pragma pack()
1493
1494 #endif                          /* __ACTBL2_H__ */