1 /****************************************************************************** 2 * 3 * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec) 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2015, 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 * The tables in this file are defined by third-party specifications, and are 55 * 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_UEFI "UEFI" /* Uefi Boot Optimization Table */ 84 #define ACPI_SIG_VRTC "VRTC" /* Virtual Real Time Clock Table */ 85 #define ACPI_SIG_WAET "WAET" /* Windows ACPI Emulated devices Table */ 86 #define ACPI_SIG_WDAT "WDAT" /* Watchdog Action Table */ 87 #define ACPI_SIG_WDDT "WDDT" /* Watchdog Timer Description Table */ 88 #define ACPI_SIG_WDRT "WDRT" /* Watchdog Resource Table */ 89 90 #ifdef ACPI_UNDEFINED_TABLES 91 /* 92 * These tables have been seen in the field, but no definition has been found 93 */ 94 #define ACPI_SIG_ATKG "ATKG" 95 #define ACPI_SIG_GSCI "GSCI" /* GMCH SCI table */ 96 #define ACPI_SIG_IEIT "IEIT" 97 #endif 98 99 /* 100 * All tables must be byte-packed to match the ACPI specification, since 101 * the tables are provided by the system BIOS. 102 */ 103 #pragma pack(1) 104 105 /* 106 * Note: C bitfields are not used for this reason: 107 * 108 * "Bitfields are great and easy to read, but unfortunately the C language 109 * does not specify the layout of bitfields in memory, which means they are 110 * essentially useless for dealing with packed data in on-disk formats or 111 * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me, 112 * this decision was a design error in C. Ritchie could have picked an order 113 * and stuck with it." Norman Ramsey. 114 * See http://stackoverflow.com/a/1053662/41661 115 */ 116 117 /******************************************************************************* 118 * 119 * ASF - Alert Standard Format table (Signature "ASF!") 120 * Revision 0x10 121 * 122 * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003 123 * 124 ******************************************************************************/ 125 126 struct acpi_table_asf { 127 struct acpi_table_header header; /* Common ACPI table header */ 128 }; 129 130 /* ASF subtable header */ 131 132 struct acpi_asf_header { 133 u8 type; 134 u8 reserved; 135 u16 length; 136 }; 137 138 /* Values for Type field above */ 139 140 enum acpi_asf_type { 141 ACPI_ASF_TYPE_INFO = 0, 142 ACPI_ASF_TYPE_ALERT = 1, 143 ACPI_ASF_TYPE_CONTROL = 2, 144 ACPI_ASF_TYPE_BOOT = 3, 145 ACPI_ASF_TYPE_ADDRESS = 4, 146 ACPI_ASF_TYPE_RESERVED = 5 147 }; 148 149 /* 150 * ASF subtables 151 */ 152 153 /* 0: ASF Information */ 154 155 struct acpi_asf_info { 156 struct acpi_asf_header header; 157 u8 min_reset_value; 158 u8 min_poll_interval; 159 u16 system_id; 160 u32 mfg_id; 161 u8 flags; 162 u8 reserved2[3]; 163 }; 164 165 /* Masks for Flags field above */ 166 167 #define ACPI_ASF_SMBUS_PROTOCOLS (1) 168 169 /* 1: ASF Alerts */ 170 171 struct acpi_asf_alert { 172 struct acpi_asf_header header; 173 u8 assert_mask; 174 u8 deassert_mask; 175 u8 alerts; 176 u8 data_length; 177 }; 178 179 struct acpi_asf_alert_data { 180 u8 address; 181 u8 command; 182 u8 mask; 183 u8 value; 184 u8 sensor_type; 185 u8 type; 186 u8 offset; 187 u8 source_type; 188 u8 severity; 189 u8 sensor_number; 190 u8 entity; 191 u8 instance; 192 }; 193 194 /* 2: ASF Remote Control */ 195 196 struct acpi_asf_remote { 197 struct acpi_asf_header header; 198 u8 controls; 199 u8 data_length; 200 u16 reserved2; 201 }; 202 203 struct acpi_asf_control_data { 204 u8 function; 205 u8 address; 206 u8 command; 207 u8 value; 208 }; 209 210 /* 3: ASF RMCP Boot Options */ 211 212 struct acpi_asf_rmcp { 213 struct acpi_asf_header header; 214 u8 capabilities[7]; 215 u8 completion_code; 216 u32 enterprise_id; 217 u8 command; 218 u16 parameter; 219 u16 boot_options; 220 u16 oem_parameters; 221 }; 222 223 /* 4: ASF Address */ 224 225 struct acpi_asf_address { 226 struct acpi_asf_header header; 227 u8 eprom_address; 228 u8 devices; 229 }; 230 231 /******************************************************************************* 232 * 233 * BOOT - Simple Boot Flag Table 234 * Version 1 235 * 236 * Conforms to the "Simple Boot Flag Specification", Version 2.1 237 * 238 ******************************************************************************/ 239 240 struct acpi_table_boot { 241 struct acpi_table_header header; /* Common ACPI table header */ 242 u8 cmos_index; /* Index in CMOS RAM for the boot register */ 243 u8 reserved[3]; 244 }; 245 246 /******************************************************************************* 247 * 248 * CSRT - Core System Resource Table 249 * Version 0 250 * 251 * Conforms to the "Core System Resource Table (CSRT)", November 14, 2011 252 * 253 ******************************************************************************/ 254 255 struct acpi_table_csrt { 256 struct acpi_table_header header; /* Common ACPI table header */ 257 }; 258 259 /* Resource Group subtable */ 260 261 struct acpi_csrt_group { 262 u32 length; 263 u32 vendor_id; 264 u32 subvendor_id; 265 u16 device_id; 266 u16 subdevice_id; 267 u16 revision; 268 u16 reserved; 269 u32 shared_info_length; 270 271 /* Shared data immediately follows (Length = shared_info_length) */ 272 }; 273 274 /* Shared Info subtable */ 275 276 struct acpi_csrt_shared_info { 277 u16 major_version; 278 u16 minor_version; 279 u32 mmio_base_low; 280 u32 mmio_base_high; 281 u32 gsi_interrupt; 282 u8 interrupt_polarity; 283 u8 interrupt_mode; 284 u8 num_channels; 285 u8 dma_address_width; 286 u16 base_request_line; 287 u16 num_handshake_signals; 288 u32 max_block_size; 289 290 /* Resource descriptors immediately follow (Length = Group length - shared_info_length) */ 291 }; 292 293 /* Resource Descriptor subtable */ 294 295 struct acpi_csrt_descriptor { 296 u32 length; 297 u16 type; 298 u16 subtype; 299 u32 uid; 300 301 /* Resource-specific information immediately follows */ 302 }; 303 304 /* Resource Types */ 305 306 #define ACPI_CSRT_TYPE_INTERRUPT 0x0001 307 #define ACPI_CSRT_TYPE_TIMER 0x0002 308 #define ACPI_CSRT_TYPE_DMA 0x0003 309 310 /* Resource Subtypes */ 311 312 #define ACPI_CSRT_XRUPT_LINE 0x0000 313 #define ACPI_CSRT_XRUPT_CONTROLLER 0x0001 314 #define ACPI_CSRT_TIMER 0x0000 315 #define ACPI_CSRT_DMA_CHANNEL 0x0000 316 #define ACPI_CSRT_DMA_CONTROLLER 0x0001 317 318 /******************************************************************************* 319 * 320 * DBG2 - Debug Port Table 2 321 * Version 0 (Both main table and subtables) 322 * 323 * Conforms to "Microsoft Debug Port Table 2 (DBG2)", May 22 2012. 324 * 325 ******************************************************************************/ 326 327 struct acpi_table_dbg2 { 328 struct acpi_table_header header; /* Common ACPI table header */ 329 u32 info_offset; 330 u32 info_count; 331 }; 332 333 struct acpi_dbg2_header { 334 u32 info_offset; 335 u32 info_count; 336 }; 337 338 /* Debug Device Information Subtable */ 339 340 struct acpi_dbg2_device { 341 u8 revision; 342 u16 length; 343 u8 register_count; /* Number of base_address registers */ 344 u16 namepath_length; 345 u16 namepath_offset; 346 u16 oem_data_length; 347 u16 oem_data_offset; 348 u16 port_type; 349 u16 port_subtype; 350 u16 reserved; 351 u16 base_address_offset; 352 u16 address_size_offset; 353 /* 354 * Data that follows: 355 * base_address (required) - Each in 12-byte Generic Address Structure format. 356 * address_size (required) - Array of u32 sizes corresponding to each base_address register. 357 * Namepath (required) - Null terminated string. Single dot if not supported. 358 * oem_data (optional) - Length is oem_data_length. 359 */ 360 }; 361 362 /* Types for port_type field above */ 363 364 #define ACPI_DBG2_SERIAL_PORT 0x8000 365 #define ACPI_DBG2_1394_PORT 0x8001 366 #define ACPI_DBG2_USB_PORT 0x8002 367 #define ACPI_DBG2_NET_PORT 0x8003 368 369 /* Subtypes for port_subtype field above */ 370 371 #define ACPI_DBG2_16550_COMPATIBLE 0x0000 372 #define ACPI_DBG2_16550_SUBSET 0x0001 373 374 #define ACPI_DBG2_1394_STANDARD 0x0000 375 376 #define ACPI_DBG2_USB_XHCI 0x0000 377 #define ACPI_DBG2_USB_EHCI 0x0001 378 379 /******************************************************************************* 380 * 381 * DBGP - Debug Port table 382 * Version 1 383 * 384 * Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000 385 * 386 ******************************************************************************/ 387 388 struct acpi_table_dbgp { 389 struct acpi_table_header header; /* Common ACPI table header */ 390 u8 type; /* 0=full 16550, 1=subset of 16550 */ 391 u8 reserved[3]; 392 struct acpi_generic_address debug_port; 393 }; 394 395 /******************************************************************************* 396 * 397 * DMAR - DMA Remapping table 398 * Version 1 399 * 400 * Conforms to "Intel Virtualization Technology for Directed I/O", 401 * Version 2.2, Sept. 2013 402 * 403 ******************************************************************************/ 404 405 struct acpi_table_dmar { 406 struct acpi_table_header header; /* Common ACPI table header */ 407 u8 width; /* Host Address Width */ 408 u8 flags; 409 u8 reserved[10]; 410 }; 411 412 /* Masks for Flags field above */ 413 414 #define ACPI_DMAR_INTR_REMAP (1) 415 416 /* DMAR subtable header */ 417 418 struct acpi_dmar_header { 419 u16 type; 420 u16 length; 421 }; 422 423 /* Values for subtable type in struct acpi_dmar_header */ 424 425 enum acpi_dmar_type { 426 ACPI_DMAR_TYPE_HARDWARE_UNIT = 0, 427 ACPI_DMAR_TYPE_RESERVED_MEMORY = 1, 428 ACPI_DMAR_TYPE_ROOT_ATS = 2, 429 ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3, 430 ACPI_DMAR_TYPE_NAMESPACE = 4, 431 ACPI_DMAR_TYPE_RESERVED = 5 /* 5 and greater are reserved */ 432 }; 433 434 /* DMAR Device Scope structure */ 435 436 struct acpi_dmar_device_scope { 437 u8 entry_type; 438 u8 length; 439 u16 reserved; 440 u8 enumeration_id; 441 u8 bus; 442 }; 443 444 /* Values for entry_type in struct acpi_dmar_device_scope - device types */ 445 446 enum acpi_dmar_scope_type { 447 ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0, 448 ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1, 449 ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2, 450 ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3, 451 ACPI_DMAR_SCOPE_TYPE_HPET = 4, 452 ACPI_DMAR_SCOPE_TYPE_NAMESPACE = 5, 453 ACPI_DMAR_SCOPE_TYPE_RESERVED = 6 /* 6 and greater are reserved */ 454 }; 455 456 struct acpi_dmar_pci_path { 457 u8 device; 458 u8 function; 459 }; 460 461 /* 462 * DMAR Subtables, correspond to Type in struct acpi_dmar_header 463 */ 464 465 /* 0: Hardware Unit Definition */ 466 467 struct acpi_dmar_hardware_unit { 468 struct acpi_dmar_header header; 469 u8 flags; 470 u8 reserved; 471 u16 segment; 472 u64 address; /* Register Base Address */ 473 }; 474 475 /* Masks for Flags field above */ 476 477 #define ACPI_DMAR_INCLUDE_ALL (1) 478 479 /* 1: Reserved Memory Defininition */ 480 481 struct acpi_dmar_reserved_memory { 482 struct acpi_dmar_header header; 483 u16 reserved; 484 u16 segment; 485 u64 base_address; /* 4K aligned base address */ 486 u64 end_address; /* 4K aligned limit address */ 487 }; 488 489 /* Masks for Flags field above */ 490 491 #define ACPI_DMAR_ALLOW_ALL (1) 492 493 /* 2: Root Port ATS Capability Reporting Structure */ 494 495 struct acpi_dmar_atsr { 496 struct acpi_dmar_header header; 497 u8 flags; 498 u8 reserved; 499 u16 segment; 500 }; 501 502 /* Masks for Flags field above */ 503 504 #define ACPI_DMAR_ALL_PORTS (1) 505 506 /* 3: Remapping Hardware Static Affinity Structure */ 507 508 struct acpi_dmar_rhsa { 509 struct acpi_dmar_header header; 510 u32 reserved; 511 u64 base_address; 512 u32 proximity_domain; 513 }; 514 515 /* 4: ACPI Namespace Device Declaration Structure */ 516 517 struct acpi_dmar_andd { 518 struct acpi_dmar_header header; 519 u8 reserved[3]; 520 u8 device_number; 521 char device_name[1]; 522 }; 523 524 /******************************************************************************* 525 * 526 * HPET - High Precision Event Timer table 527 * Version 1 528 * 529 * Conforms to "IA-PC HPET (High Precision Event Timers) Specification", 530 * Version 1.0a, October 2004 531 * 532 ******************************************************************************/ 533 534 struct acpi_table_hpet { 535 struct acpi_table_header header; /* Common ACPI table header */ 536 u32 id; /* Hardware ID of event timer block */ 537 struct acpi_generic_address address; /* Address of event timer block */ 538 u8 sequence; /* HPET sequence number */ 539 u16 minimum_tick; /* Main counter min tick, periodic mode */ 540 u8 flags; 541 }; 542 543 /* Masks for Flags field above */ 544 545 #define ACPI_HPET_PAGE_PROTECT_MASK (3) 546 547 /* Values for Page Protect flags */ 548 549 enum acpi_hpet_page_protect { 550 ACPI_HPET_NO_PAGE_PROTECT = 0, 551 ACPI_HPET_PAGE_PROTECT4 = 1, 552 ACPI_HPET_PAGE_PROTECT64 = 2 553 }; 554 555 /******************************************************************************* 556 * 557 * IBFT - Boot Firmware Table 558 * Version 1 559 * 560 * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b 561 * Specification", Version 1.01, March 1, 2007 562 * 563 * Note: It appears that this table is not intended to appear in the RSDT/XSDT. 564 * Therefore, it is not currently supported by the disassembler. 565 * 566 ******************************************************************************/ 567 568 struct acpi_table_ibft { 569 struct acpi_table_header header; /* Common ACPI table header */ 570 u8 reserved[12]; 571 }; 572 573 /* IBFT common subtable header */ 574 575 struct acpi_ibft_header { 576 u8 type; 577 u8 version; 578 u16 length; 579 u8 index; 580 u8 flags; 581 }; 582 583 /* Values for Type field above */ 584 585 enum acpi_ibft_type { 586 ACPI_IBFT_TYPE_NOT_USED = 0, 587 ACPI_IBFT_TYPE_CONTROL = 1, 588 ACPI_IBFT_TYPE_INITIATOR = 2, 589 ACPI_IBFT_TYPE_NIC = 3, 590 ACPI_IBFT_TYPE_TARGET = 4, 591 ACPI_IBFT_TYPE_EXTENSIONS = 5, 592 ACPI_IBFT_TYPE_RESERVED = 6 /* 6 and greater are reserved */ 593 }; 594 595 /* IBFT subtables */ 596 597 struct acpi_ibft_control { 598 struct acpi_ibft_header header; 599 u16 extensions; 600 u16 initiator_offset; 601 u16 nic0_offset; 602 u16 target0_offset; 603 u16 nic1_offset; 604 u16 target1_offset; 605 }; 606 607 struct acpi_ibft_initiator { 608 struct acpi_ibft_header header; 609 u8 sns_server[16]; 610 u8 slp_server[16]; 611 u8 primary_server[16]; 612 u8 secondary_server[16]; 613 u16 name_length; 614 u16 name_offset; 615 }; 616 617 struct acpi_ibft_nic { 618 struct acpi_ibft_header header; 619 u8 ip_address[16]; 620 u8 subnet_mask_prefix; 621 u8 origin; 622 u8 gateway[16]; 623 u8 primary_dns[16]; 624 u8 secondary_dns[16]; 625 u8 dhcp[16]; 626 u16 vlan; 627 u8 mac_address[6]; 628 u16 pci_address; 629 u16 name_length; 630 u16 name_offset; 631 }; 632 633 struct acpi_ibft_target { 634 struct acpi_ibft_header header; 635 u8 target_ip_address[16]; 636 u16 target_ip_socket; 637 u8 target_boot_lun[8]; 638 u8 chap_type; 639 u8 nic_association; 640 u16 target_name_length; 641 u16 target_name_offset; 642 u16 chap_name_length; 643 u16 chap_name_offset; 644 u16 chap_secret_length; 645 u16 chap_secret_offset; 646 u16 reverse_chap_name_length; 647 u16 reverse_chap_name_offset; 648 u16 reverse_chap_secret_length; 649 u16 reverse_chap_secret_offset; 650 }; 651 652 /******************************************************************************* 653 * 654 * IORT - IO Remapping Table 655 * 656 * Conforms to "IO Remapping Table System Software on ARM Platforms", 657 * Document number: ARM DEN 0049A, 2015 658 * 659 ******************************************************************************/ 660 661 struct acpi_table_iort { 662 struct acpi_table_header header; 663 u32 node_count; 664 u32 node_offset; 665 u32 reserved; 666 }; 667 668 /* 669 * IORT subtables 670 */ 671 struct acpi_iort_node { 672 u8 type; 673 u16 length; 674 u8 revision; 675 u32 reserved; 676 u32 mapping_count; 677 u32 mapping_offset; 678 char node_data[1]; 679 }; 680 681 /* Values for subtable Type above */ 682 683 enum acpi_iort_node_type { 684 ACPI_IORT_NODE_ITS_GROUP = 0x00, 685 ACPI_IORT_NODE_NAMED_COMPONENT = 0x01, 686 ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02, 687 ACPI_IORT_NODE_SMMU = 0x03 688 }; 689 690 struct acpi_iort_id_mapping { 691 u32 input_base; /* Lowest value in input range */ 692 u32 id_count; /* Number of IDs */ 693 u32 output_base; /* Lowest value in output range */ 694 u32 output_reference; /* A reference to the output node */ 695 u32 flags; 696 }; 697 698 /* Masks for Flags field above for IORT subtable */ 699 700 #define ACPI_IORT_ID_SINGLE_MAPPING (1) 701 702 struct acpi_iort_memory_access { 703 u32 cache_coherency; 704 u8 hints; 705 u16 reserved; 706 u8 memory_flags; 707 }; 708 709 /* Values for cache_coherency field above */ 710 711 #define ACPI_IORT_NODE_COHERENT 0x00000001 /* The device node is fully coherent */ 712 #define ACPI_IORT_NODE_NOT_COHERENT 0x00000000 /* The device node is not coherent */ 713 714 /* Masks for Hints field above */ 715 716 #define ACPI_IORT_HT_TRANSIENT (1) 717 #define ACPI_IORT_HT_WRITE (1<<1) 718 #define ACPI_IORT_HT_READ (1<<2) 719 #define ACPI_IORT_HT_OVERRIDE (1<<3) 720 721 /* Masks for memory_flags field above */ 722 723 #define ACPI_IORT_MF_COHERENCY (1) 724 #define ACPI_IORT_MF_ATTRIBUTES (1<<1) 725 726 /* 727 * IORT node specific subtables 728 */ 729 struct acpi_iort_its_group { 730 u32 its_count; 731 u32 identifiers[1]; /* GIC ITS identifier arrary */ 732 }; 733 734 struct acpi_iort_named_component { 735 u32 node_flags; 736 u64 memory_properties; /* Memory access properties */ 737 u8 memory_address_limit; /* Memory address size limit */ 738 char device_name[1]; /* Path of namespace object */ 739 }; 740 741 struct acpi_iort_root_complex { 742 u64 memory_properties; /* Memory access properties */ 743 u32 ats_attribute; 744 u32 pci_segment_number; 745 }; 746 747 /* Values for ats_attribute field above */ 748 749 #define ACPI_IORT_ATS_SUPPORTED 0x00000001 /* The root complex supports ATS */ 750 #define ACPI_IORT_ATS_UNSUPPORTED 0x00000000 /* The root complex doesn't support ATS */ 751 752 struct acpi_iort_smmu { 753 u64 base_address; /* SMMU base address */ 754 u64 span; /* Length of memory range */ 755 u32 model; 756 u32 flags; 757 u32 global_interrupt_offset; 758 u32 context_interrupt_count; 759 u32 context_interrupt_offset; 760 u32 pmu_interrupt_count; 761 u32 pmu_interrupt_offset; 762 u64 interrupts[1]; /* Interrupt array */ 763 }; 764 765 /* Values for Model field above */ 766 767 #define ACPI_IORT_SMMU_V1 0x00000000 /* Generic SMMUv1 */ 768 #define ACPI_IORT_SMMU_V2 0x00000001 /* Generic SMMUv2 */ 769 #define ACPI_IORT_SMMU_CORELINK_MMU400 0x00000002 /* ARM Corelink MMU-400 */ 770 #define ACPI_IORT_SMMU_CORELINK_MMU500 0x00000003 /* ARM Corelink MMU-500 */ 771 772 /* Masks for Flags field above */ 773 774 #define ACPI_IORT_SMMU_DVM_SUPPORTED (1) 775 #define ACPI_IORT_SMMU_COHERENT_WALK (1<<1) 776 777 /******************************************************************************* 778 * 779 * IVRS - I/O Virtualization Reporting Structure 780 * Version 1 781 * 782 * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification", 783 * Revision 1.26, February 2009. 784 * 785 ******************************************************************************/ 786 787 struct acpi_table_ivrs { 788 struct acpi_table_header header; /* Common ACPI table header */ 789 u32 info; /* Common virtualization info */ 790 u64 reserved; 791 }; 792 793 /* Values for Info field above */ 794 795 #define ACPI_IVRS_PHYSICAL_SIZE 0x00007F00 /* 7 bits, physical address size */ 796 #define ACPI_IVRS_VIRTUAL_SIZE 0x003F8000 /* 7 bits, virtual address size */ 797 #define ACPI_IVRS_ATS_RESERVED 0x00400000 /* ATS address translation range reserved */ 798 799 /* IVRS subtable header */ 800 801 struct acpi_ivrs_header { 802 u8 type; /* Subtable type */ 803 u8 flags; 804 u16 length; /* Subtable length */ 805 u16 device_id; /* ID of IOMMU */ 806 }; 807 808 /* Values for subtable Type above */ 809 810 enum acpi_ivrs_type { 811 ACPI_IVRS_TYPE_HARDWARE = 0x10, 812 ACPI_IVRS_TYPE_MEMORY1 = 0x20, 813 ACPI_IVRS_TYPE_MEMORY2 = 0x21, 814 ACPI_IVRS_TYPE_MEMORY3 = 0x22 815 }; 816 817 /* Masks for Flags field above for IVHD subtable */ 818 819 #define ACPI_IVHD_TT_ENABLE (1) 820 #define ACPI_IVHD_PASS_PW (1<<1) 821 #define ACPI_IVHD_RES_PASS_PW (1<<2) 822 #define ACPI_IVHD_ISOC (1<<3) 823 #define ACPI_IVHD_IOTLB (1<<4) 824 825 /* Masks for Flags field above for IVMD subtable */ 826 827 #define ACPI_IVMD_UNITY (1) 828 #define ACPI_IVMD_READ (1<<1) 829 #define ACPI_IVMD_WRITE (1<<2) 830 #define ACPI_IVMD_EXCLUSION_RANGE (1<<3) 831 832 /* 833 * IVRS subtables, correspond to Type in struct acpi_ivrs_header 834 */ 835 836 /* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */ 837 838 struct acpi_ivrs_hardware { 839 struct acpi_ivrs_header header; 840 u16 capability_offset; /* Offset for IOMMU control fields */ 841 u64 base_address; /* IOMMU control registers */ 842 u16 pci_segment_group; 843 u16 info; /* MSI number and unit ID */ 844 u32 reserved; 845 }; 846 847 /* Masks for Info field above */ 848 849 #define ACPI_IVHD_MSI_NUMBER_MASK 0x001F /* 5 bits, MSI message number */ 850 #define ACPI_IVHD_UNIT_ID_MASK 0x1F00 /* 5 bits, unit_ID */ 851 852 /* 853 * Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure. 854 * Upper two bits of the Type field are the (encoded) length of the structure. 855 * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries 856 * are reserved for future use but not defined. 857 */ 858 struct acpi_ivrs_de_header { 859 u8 type; 860 u16 id; 861 u8 data_setting; 862 }; 863 864 /* Length of device entry is in the top two bits of Type field above */ 865 866 #define ACPI_IVHD_ENTRY_LENGTH 0xC0 867 868 /* Values for device entry Type field above */ 869 870 enum acpi_ivrs_device_entry_type { 871 /* 4-byte device entries, all use struct acpi_ivrs_device4 */ 872 873 ACPI_IVRS_TYPE_PAD4 = 0, 874 ACPI_IVRS_TYPE_ALL = 1, 875 ACPI_IVRS_TYPE_SELECT = 2, 876 ACPI_IVRS_TYPE_START = 3, 877 ACPI_IVRS_TYPE_END = 4, 878 879 /* 8-byte device entries */ 880 881 ACPI_IVRS_TYPE_PAD8 = 64, 882 ACPI_IVRS_TYPE_NOT_USED = 65, 883 ACPI_IVRS_TYPE_ALIAS_SELECT = 66, /* Uses struct acpi_ivrs_device8a */ 884 ACPI_IVRS_TYPE_ALIAS_START = 67, /* Uses struct acpi_ivrs_device8a */ 885 ACPI_IVRS_TYPE_EXT_SELECT = 70, /* Uses struct acpi_ivrs_device8b */ 886 ACPI_IVRS_TYPE_EXT_START = 71, /* Uses struct acpi_ivrs_device8b */ 887 ACPI_IVRS_TYPE_SPECIAL = 72 /* Uses struct acpi_ivrs_device8c */ 888 }; 889 890 /* Values for Data field above */ 891 892 #define ACPI_IVHD_INIT_PASS (1) 893 #define ACPI_IVHD_EINT_PASS (1<<1) 894 #define ACPI_IVHD_NMI_PASS (1<<2) 895 #define ACPI_IVHD_SYSTEM_MGMT (3<<4) 896 #define ACPI_IVHD_LINT0_PASS (1<<6) 897 #define ACPI_IVHD_LINT1_PASS (1<<7) 898 899 /* Types 0-4: 4-byte device entry */ 900 901 struct acpi_ivrs_device4 { 902 struct acpi_ivrs_de_header header; 903 }; 904 905 /* Types 66-67: 8-byte device entry */ 906 907 struct acpi_ivrs_device8a { 908 struct acpi_ivrs_de_header header; 909 u8 reserved1; 910 u16 used_id; 911 u8 reserved2; 912 }; 913 914 /* Types 70-71: 8-byte device entry */ 915 916 struct acpi_ivrs_device8b { 917 struct acpi_ivrs_de_header header; 918 u32 extended_data; 919 }; 920 921 /* Values for extended_data above */ 922 923 #define ACPI_IVHD_ATS_DISABLED (1<<31) 924 925 /* Type 72: 8-byte device entry */ 926 927 struct acpi_ivrs_device8c { 928 struct acpi_ivrs_de_header header; 929 u8 handle; 930 u16 used_id; 931 u8 variety; 932 }; 933 934 /* Values for Variety field above */ 935 936 #define ACPI_IVHD_IOAPIC 1 937 #define ACPI_IVHD_HPET 2 938 939 /* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */ 940 941 struct acpi_ivrs_memory { 942 struct acpi_ivrs_header header; 943 u16 aux_data; 944 u64 reserved; 945 u64 start_address; 946 u64 memory_length; 947 }; 948 949 /******************************************************************************* 950 * 951 * LPIT - Low Power Idle Table 952 * 953 * Conforms to "ACPI Low Power Idle Table (LPIT)" July 2014. 954 * 955 ******************************************************************************/ 956 957 struct acpi_table_lpit { 958 struct acpi_table_header header; /* Common ACPI table header */ 959 }; 960 961 /* LPIT subtable header */ 962 963 struct acpi_lpit_header { 964 u32 type; /* Subtable type */ 965 u32 length; /* Subtable length */ 966 u16 unique_id; 967 u16 reserved; 968 u32 flags; 969 }; 970 971 /* Values for subtable Type above */ 972 973 enum acpi_lpit_type { 974 ACPI_LPIT_TYPE_NATIVE_CSTATE = 0x00, 975 ACPI_LPIT_TYPE_RESERVED = 0x01 /* 1 and above are reserved */ 976 }; 977 978 /* Masks for Flags field above */ 979 980 #define ACPI_LPIT_STATE_DISABLED (1) 981 #define ACPI_LPIT_NO_COUNTER (1<<1) 982 983 /* 984 * LPIT subtables, correspond to Type in struct acpi_lpit_header 985 */ 986 987 /* 0x00: Native C-state instruction based LPI structure */ 988 989 struct acpi_lpit_native { 990 struct acpi_lpit_header header; 991 struct acpi_generic_address entry_trigger; 992 u32 residency; 993 u32 latency; 994 struct acpi_generic_address residency_counter; 995 u64 counter_frequency; 996 }; 997 998 /******************************************************************************* 999 * 1000 * MCFG - PCI Memory Mapped Configuration table and subtable 1001 * Version 1 1002 * 1003 * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005 1004 * 1005 ******************************************************************************/ 1006 1007 struct acpi_table_mcfg { 1008 struct acpi_table_header header; /* Common ACPI table header */ 1009 u8 reserved[8]; 1010 }; 1011 1012 /* Subtable */ 1013 1014 struct acpi_mcfg_allocation { 1015 u64 address; /* Base address, processor-relative */ 1016 u16 pci_segment; /* PCI segment group number */ 1017 u8 start_bus_number; /* Starting PCI Bus number */ 1018 u8 end_bus_number; /* Final PCI Bus number */ 1019 u32 reserved; 1020 }; 1021 1022 /******************************************************************************* 1023 * 1024 * MCHI - Management Controller Host Interface Table 1025 * Version 1 1026 * 1027 * Conforms to "Management Component Transport Protocol (MCTP) Host 1028 * Interface Specification", Revision 1.0.0a, October 13, 2009 1029 * 1030 ******************************************************************************/ 1031 1032 struct acpi_table_mchi { 1033 struct acpi_table_header header; /* Common ACPI table header */ 1034 u8 interface_type; 1035 u8 protocol; 1036 u64 protocol_data; 1037 u8 interrupt_type; 1038 u8 gpe; 1039 u8 pci_device_flag; 1040 u32 global_interrupt; 1041 struct acpi_generic_address control_register; 1042 u8 pci_segment; 1043 u8 pci_bus; 1044 u8 pci_device; 1045 u8 pci_function; 1046 }; 1047 1048 /******************************************************************************* 1049 * 1050 * MSDM - Microsoft Data Management table 1051 * 1052 * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)", 1053 * November 29, 2011. Copyright 2011 Microsoft 1054 * 1055 ******************************************************************************/ 1056 1057 /* Basic MSDM table is only the common ACPI header */ 1058 1059 struct acpi_table_msdm { 1060 struct acpi_table_header header; /* Common ACPI table header */ 1061 }; 1062 1063 /******************************************************************************* 1064 * 1065 * MTMR - MID Timer Table 1066 * Version 1 1067 * 1068 * Conforms to "Simple Firmware Interface Specification", 1069 * Draft 0.8.2, Oct 19, 2010 1070 * NOTE: The ACPI MTMR is equivalent to the SFI MTMR table. 1071 * 1072 ******************************************************************************/ 1073 1074 struct acpi_table_mtmr { 1075 struct acpi_table_header header; /* Common ACPI table header */ 1076 }; 1077 1078 /* MTMR entry */ 1079 1080 struct acpi_mtmr_entry { 1081 struct acpi_generic_address physical_address; 1082 u32 frequency; 1083 u32 irq; 1084 }; 1085 1086 /******************************************************************************* 1087 * 1088 * SLIC - Software Licensing Description Table 1089 * 1090 * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)", 1091 * November 29, 2011. Copyright 2011 Microsoft 1092 * 1093 ******************************************************************************/ 1094 1095 /* Basic SLIC table is only the common ACPI header */ 1096 1097 struct acpi_table_slic { 1098 struct acpi_table_header header; /* Common ACPI table header */ 1099 }; 1100 1101 /******************************************************************************* 1102 * 1103 * SPCR - Serial Port Console Redirection table 1104 * Version 1 1105 * 1106 * Conforms to "Serial Port Console Redirection Table", 1107 * Version 1.00, January 11, 2002 1108 * 1109 ******************************************************************************/ 1110 1111 struct acpi_table_spcr { 1112 struct acpi_table_header header; /* Common ACPI table header */ 1113 u8 interface_type; /* 0=full 16550, 1=subset of 16550 */ 1114 u8 reserved[3]; 1115 struct acpi_generic_address serial_port; 1116 u8 interrupt_type; 1117 u8 pc_interrupt; 1118 u32 interrupt; 1119 u8 baud_rate; 1120 u8 parity; 1121 u8 stop_bits; 1122 u8 flow_control; 1123 u8 terminal_type; 1124 u8 reserved1; 1125 u16 pci_device_id; 1126 u16 pci_vendor_id; 1127 u8 pci_bus; 1128 u8 pci_device; 1129 u8 pci_function; 1130 u32 pci_flags; 1131 u8 pci_segment; 1132 u32 reserved2; 1133 }; 1134 1135 /* Masks for pci_flags field above */ 1136 1137 #define ACPI_SPCR_DO_NOT_DISABLE (1) 1138 1139 /******************************************************************************* 1140 * 1141 * SPMI - Server Platform Management Interface table 1142 * Version 5 1143 * 1144 * Conforms to "Intelligent Platform Management Interface Specification 1145 * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with 1146 * June 12, 2009 markup. 1147 * 1148 ******************************************************************************/ 1149 1150 struct acpi_table_spmi { 1151 struct acpi_table_header header; /* Common ACPI table header */ 1152 u8 interface_type; 1153 u8 reserved; /* Must be 1 */ 1154 u16 spec_revision; /* Version of IPMI */ 1155 u8 interrupt_type; 1156 u8 gpe_number; /* GPE assigned */ 1157 u8 reserved1; 1158 u8 pci_device_flag; 1159 u32 interrupt; 1160 struct acpi_generic_address ipmi_register; 1161 u8 pci_segment; 1162 u8 pci_bus; 1163 u8 pci_device; 1164 u8 pci_function; 1165 u8 reserved2; 1166 }; 1167 1168 /* Values for interface_type above */ 1169 1170 enum acpi_spmi_interface_types { 1171 ACPI_SPMI_NOT_USED = 0, 1172 ACPI_SPMI_KEYBOARD = 1, 1173 ACPI_SPMI_SMI = 2, 1174 ACPI_SPMI_BLOCK_TRANSFER = 3, 1175 ACPI_SPMI_SMBUS = 4, 1176 ACPI_SPMI_RESERVED = 5 /* 5 and above are reserved */ 1177 }; 1178 1179 /******************************************************************************* 1180 * 1181 * TCPA - Trusted Computing Platform Alliance table 1182 * Version 1 1183 * 1184 * Conforms to "TCG PC Specific Implementation Specification", 1185 * Version 1.1, August 18, 2003 1186 * 1187 ******************************************************************************/ 1188 1189 struct acpi_table_tcpa { 1190 struct acpi_table_header header; /* Common ACPI table header */ 1191 u16 reserved; 1192 u32 max_log_length; /* Maximum length for the event log area */ 1193 u64 log_address; /* Address of the event log area */ 1194 }; 1195 1196 /******************************************************************************* 1197 * 1198 * UEFI - UEFI Boot optimization Table 1199 * Version 1 1200 * 1201 * Conforms to "Unified Extensible Firmware Interface Specification", 1202 * Version 2.3, May 8, 2009 1203 * 1204 ******************************************************************************/ 1205 1206 struct acpi_table_uefi { 1207 struct acpi_table_header header; /* Common ACPI table header */ 1208 u8 identifier[16]; /* UUID identifier */ 1209 u16 data_offset; /* Offset of remaining data in table */ 1210 }; 1211 1212 /******************************************************************************* 1213 * 1214 * VRTC - Virtual Real Time Clock Table 1215 * Version 1 1216 * 1217 * Conforms to "Simple Firmware Interface Specification", 1218 * Draft 0.8.2, Oct 19, 2010 1219 * NOTE: The ACPI VRTC is equivalent to The SFI MRTC table. 1220 * 1221 ******************************************************************************/ 1222 1223 struct acpi_table_vrtc { 1224 struct acpi_table_header header; /* Common ACPI table header */ 1225 }; 1226 1227 /* VRTC entry */ 1228 1229 struct acpi_vrtc_entry { 1230 struct acpi_generic_address physical_address; 1231 u32 irq; 1232 }; 1233 1234 /******************************************************************************* 1235 * 1236 * WAET - Windows ACPI Emulated devices Table 1237 * Version 1 1238 * 1239 * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009 1240 * 1241 ******************************************************************************/ 1242 1243 struct acpi_table_waet { 1244 struct acpi_table_header header; /* Common ACPI table header */ 1245 u32 flags; 1246 }; 1247 1248 /* Masks for Flags field above */ 1249 1250 #define ACPI_WAET_RTC_NO_ACK (1) /* RTC requires no int acknowledge */ 1251 #define ACPI_WAET_TIMER_ONE_READ (1<<1) /* PM timer requires only one read */ 1252 1253 /******************************************************************************* 1254 * 1255 * WDAT - Watchdog Action Table 1256 * Version 1 1257 * 1258 * Conforms to "Hardware Watchdog Timers Design Specification", 1259 * Copyright 2006 Microsoft Corporation. 1260 * 1261 ******************************************************************************/ 1262 1263 struct acpi_table_wdat { 1264 struct acpi_table_header header; /* Common ACPI table header */ 1265 u32 header_length; /* Watchdog Header Length */ 1266 u16 pci_segment; /* PCI Segment number */ 1267 u8 pci_bus; /* PCI Bus number */ 1268 u8 pci_device; /* PCI Device number */ 1269 u8 pci_function; /* PCI Function number */ 1270 u8 reserved[3]; 1271 u32 timer_period; /* Period of one timer count (msec) */ 1272 u32 max_count; /* Maximum counter value supported */ 1273 u32 min_count; /* Minimum counter value */ 1274 u8 flags; 1275 u8 reserved2[3]; 1276 u32 entries; /* Number of watchdog entries that follow */ 1277 }; 1278 1279 /* Masks for Flags field above */ 1280 1281 #define ACPI_WDAT_ENABLED (1) 1282 #define ACPI_WDAT_STOPPED 0x80 1283 1284 /* WDAT Instruction Entries (actions) */ 1285 1286 struct acpi_wdat_entry { 1287 u8 action; 1288 u8 instruction; 1289 u16 reserved; 1290 struct acpi_generic_address register_region; 1291 u32 value; /* Value used with Read/Write register */ 1292 u32 mask; /* Bitmask required for this register instruction */ 1293 }; 1294 1295 /* Values for Action field above */ 1296 1297 enum acpi_wdat_actions { 1298 ACPI_WDAT_RESET = 1, 1299 ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4, 1300 ACPI_WDAT_GET_COUNTDOWN = 5, 1301 ACPI_WDAT_SET_COUNTDOWN = 6, 1302 ACPI_WDAT_GET_RUNNING_STATE = 8, 1303 ACPI_WDAT_SET_RUNNING_STATE = 9, 1304 ACPI_WDAT_GET_STOPPED_STATE = 10, 1305 ACPI_WDAT_SET_STOPPED_STATE = 11, 1306 ACPI_WDAT_GET_REBOOT = 16, 1307 ACPI_WDAT_SET_REBOOT = 17, 1308 ACPI_WDAT_GET_SHUTDOWN = 18, 1309 ACPI_WDAT_SET_SHUTDOWN = 19, 1310 ACPI_WDAT_GET_STATUS = 32, 1311 ACPI_WDAT_SET_STATUS = 33, 1312 ACPI_WDAT_ACTION_RESERVED = 34 /* 34 and greater are reserved */ 1313 }; 1314 1315 /* Values for Instruction field above */ 1316 1317 enum acpi_wdat_instructions { 1318 ACPI_WDAT_READ_VALUE = 0, 1319 ACPI_WDAT_READ_COUNTDOWN = 1, 1320 ACPI_WDAT_WRITE_VALUE = 2, 1321 ACPI_WDAT_WRITE_COUNTDOWN = 3, 1322 ACPI_WDAT_INSTRUCTION_RESERVED = 4, /* 4 and greater are reserved */ 1323 ACPI_WDAT_PRESERVE_REGISTER = 0x80 /* Except for this value */ 1324 }; 1325 1326 /******************************************************************************* 1327 * 1328 * WDDT - Watchdog Descriptor Table 1329 * Version 1 1330 * 1331 * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)", 1332 * Version 001, September 2002 1333 * 1334 ******************************************************************************/ 1335 1336 struct acpi_table_wddt { 1337 struct acpi_table_header header; /* Common ACPI table header */ 1338 u16 spec_version; 1339 u16 table_version; 1340 u16 pci_vendor_id; 1341 struct acpi_generic_address address; 1342 u16 max_count; /* Maximum counter value supported */ 1343 u16 min_count; /* Minimum counter value supported */ 1344 u16 period; 1345 u16 status; 1346 u16 capability; 1347 }; 1348 1349 /* Flags for Status field above */ 1350 1351 #define ACPI_WDDT_AVAILABLE (1) 1352 #define ACPI_WDDT_ACTIVE (1<<1) 1353 #define ACPI_WDDT_TCO_OS_OWNED (1<<2) 1354 #define ACPI_WDDT_USER_RESET (1<<11) 1355 #define ACPI_WDDT_WDT_RESET (1<<12) 1356 #define ACPI_WDDT_POWER_FAIL (1<<13) 1357 #define ACPI_WDDT_UNKNOWN_RESET (1<<14) 1358 1359 /* Flags for Capability field above */ 1360 1361 #define ACPI_WDDT_AUTO_RESET (1) 1362 #define ACPI_WDDT_ALERT_SUPPORT (1<<1) 1363 1364 /******************************************************************************* 1365 * 1366 * WDRT - Watchdog Resource Table 1367 * Version 1 1368 * 1369 * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003", 1370 * Version 1.01, August 28, 2006 1371 * 1372 ******************************************************************************/ 1373 1374 struct acpi_table_wdrt { 1375 struct acpi_table_header header; /* Common ACPI table header */ 1376 struct acpi_generic_address control_register; 1377 struct acpi_generic_address count_register; 1378 u16 pci_device_id; 1379 u16 pci_vendor_id; 1380 u8 pci_bus; /* PCI Bus number */ 1381 u8 pci_device; /* PCI Device number */ 1382 u8 pci_function; /* PCI Function number */ 1383 u8 pci_segment; /* PCI Segment number */ 1384 u16 max_count; /* Maximum counter value supported */ 1385 u8 units; 1386 }; 1387 1388 /* Reset to default packing */ 1389 1390 #pragma pack() 1391 1392 #endif /* __ACTBL2_H__ */ 1393