1 /****************************************************************************** 2 * 3 * Name: actbl1.h - Additional ACPI table definitions 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2007, R. Byron Moore 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 __ACTBL1_H__ 45 #define __ACTBL1_H__ 46 47 /******************************************************************************* 48 * 49 * Additional ACPI Tables 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 ******************************************************************************/ 55 56 /* 57 * Values for description table header signatures. Useful because they make 58 * it more difficult to inadvertently type in the wrong signature. 59 */ 60 #define ACPI_SIG_ASF "ASF!" /* Alert Standard Format table */ 61 #define ACPI_SIG_BOOT "BOOT" /* Simple Boot Flag Table */ 62 #define ACPI_SIG_CPEP "CPEP" /* Corrected Platform Error Polling table */ 63 #define ACPI_SIG_DBGP "DBGP" /* Debug Port table */ 64 #define ACPI_SIG_DMAR "DMAR" /* DMA Remapping table */ 65 #define ACPI_SIG_ECDT "ECDT" /* Embedded Controller Boot Resources Table */ 66 #define ACPI_SIG_HPET "HPET" /* High Precision Event Timer table */ 67 #define ACPI_SIG_MADT "APIC" /* Multiple APIC Description Table */ 68 #define ACPI_SIG_MCFG "MCFG" /* PCI Memory Mapped Configuration table */ 69 #define ACPI_SIG_SBST "SBST" /* Smart Battery Specification Table */ 70 #define ACPI_SIG_SLIT "SLIT" /* System Locality Distance Information Table */ 71 #define ACPI_SIG_SPCR "SPCR" /* Serial Port Console Redirection table */ 72 #define ACPI_SIG_SPMI "SPMI" /* Server Platform Management Interface table */ 73 #define ACPI_SIG_SRAT "SRAT" /* System Resource Affinity Table */ 74 #define ACPI_SIG_TCPA "TCPA" /* Trusted Computing Platform Alliance table */ 75 #define ACPI_SIG_WDRT "WDRT" /* Watchdog Resource Table */ 76 77 /* 78 * All tables must be byte-packed to match the ACPI specification, since 79 * the tables are provided by the system BIOS. 80 */ 81 #pragma pack(1) 82 83 /* 84 * Note about bitfields: The u8 type is used for bitfields in ACPI tables. 85 * This is the only type that is even remotely portable. Anything else is not 86 * portable, so do not use any other bitfield types. 87 */ 88 89 /* Common Sub-table header (used in MADT, SRAT, etc.) */ 90 91 struct acpi_subtable_header { 92 u8 type; 93 u8 length; 94 }; 95 96 /******************************************************************************* 97 * 98 * ASF - Alert Standard Format table (Signature "ASF!") 99 * 100 * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003 101 * 102 ******************************************************************************/ 103 104 struct acpi_table_asf { 105 struct acpi_table_header header; /* Common ACPI table header */ 106 }; 107 108 /* ASF subtable header */ 109 110 struct acpi_asf_header { 111 u8 type; 112 u8 reserved; 113 u16 length; 114 }; 115 116 /* Values for Type field above */ 117 118 enum acpi_asf_type { 119 ACPI_ASF_TYPE_INFO = 0, 120 ACPI_ASF_TYPE_ALERT = 1, 121 ACPI_ASF_TYPE_CONTROL = 2, 122 ACPI_ASF_TYPE_BOOT = 3, 123 ACPI_ASF_TYPE_ADDRESS = 4, 124 ACPI_ASF_TYPE_RESERVED = 5 125 }; 126 127 /* 128 * ASF subtables 129 */ 130 131 /* 0: ASF Information */ 132 133 struct acpi_asf_info { 134 struct acpi_asf_header header; 135 u8 min_reset_value; 136 u8 min_poll_interval; 137 u16 system_id; 138 u32 mfg_id; 139 u8 flags; 140 u8 reserved2[3]; 141 }; 142 143 /* 1: ASF Alerts */ 144 145 struct acpi_asf_alert { 146 struct acpi_asf_header header; 147 u8 assert_mask; 148 u8 deassert_mask; 149 u8 alerts; 150 u8 data_length; 151 }; 152 153 struct acpi_asf_alert_data { 154 u8 address; 155 u8 command; 156 u8 mask; 157 u8 value; 158 u8 sensor_type; 159 u8 type; 160 u8 offset; 161 u8 source_type; 162 u8 severity; 163 u8 sensor_number; 164 u8 entity; 165 u8 instance; 166 }; 167 168 /* 2: ASF Remote Control */ 169 170 struct acpi_asf_remote { 171 struct acpi_asf_header header; 172 u8 controls; 173 u8 data_length; 174 u16 reserved2; 175 }; 176 177 struct acpi_asf_control_data { 178 u8 function; 179 u8 address; 180 u8 command; 181 u8 value; 182 }; 183 184 /* 3: ASF RMCP Boot Options */ 185 186 struct acpi_asf_rmcp { 187 struct acpi_asf_header header; 188 u8 capabilities[7]; 189 u8 completion_code; 190 u32 enterprise_id; 191 u8 command; 192 u16 parameter; 193 u16 boot_options; 194 u16 oem_parameters; 195 }; 196 197 /* 4: ASF Address */ 198 199 struct acpi_asf_address { 200 struct acpi_asf_header header; 201 u8 eprom_address; 202 u8 devices; 203 }; 204 205 /******************************************************************************* 206 * 207 * BOOT - Simple Boot Flag Table 208 * 209 ******************************************************************************/ 210 211 struct acpi_table_boot { 212 struct acpi_table_header header; /* Common ACPI table header */ 213 u8 cmos_index; /* Index in CMOS RAM for the boot register */ 214 u8 reserved[3]; 215 }; 216 217 /******************************************************************************* 218 * 219 * CPEP - Corrected Platform Error Polling table 220 * 221 ******************************************************************************/ 222 223 struct acpi_table_cpep { 224 struct acpi_table_header header; /* Common ACPI table header */ 225 u64 reserved; 226 }; 227 228 /* Subtable */ 229 230 struct acpi_cpep_polling { 231 u8 type; 232 u8 length; 233 u8 id; /* Processor ID */ 234 u8 eid; /* Processor EID */ 235 u32 interval; /* Polling interval (msec) */ 236 }; 237 238 /******************************************************************************* 239 * 240 * DBGP - Debug Port table 241 * 242 ******************************************************************************/ 243 244 struct acpi_table_dbgp { 245 struct acpi_table_header header; /* Common ACPI table header */ 246 u8 type; /* 0=full 16550, 1=subset of 16550 */ 247 u8 reserved[3]; 248 struct acpi_generic_address debug_port; 249 }; 250 251 /******************************************************************************* 252 * 253 * DMAR - DMA Remapping table 254 * 255 ******************************************************************************/ 256 257 struct acpi_table_dmar { 258 struct acpi_table_header header; /* Common ACPI table header */ 259 u8 width; /* Host Address Width */ 260 u8 flags; 261 u8 reserved[10]; 262 }; 263 264 /* DMAR subtable header */ 265 266 struct acpi_dmar_header { 267 u16 type; 268 u16 length; 269 }; 270 271 /* Values for subtable type in struct acpi_dmar_header */ 272 273 enum acpi_dmar_type { 274 ACPI_DMAR_TYPE_HARDWARE_UNIT = 0, 275 ACPI_DMAR_TYPE_RESERVED_MEMORY = 1, 276 ACPI_DMAR_TYPE_ATSR = 2, 277 ACPI_DMAR_TYPE_RESERVED = 3 /* 3 and greater are reserved */ 278 }; 279 280 struct acpi_dmar_device_scope { 281 u8 entry_type; 282 u8 length; 283 u16 reserved; 284 u8 enumeration_id; 285 u8 bus; 286 }; 287 288 /* Values for entry_type in struct acpi_dmar_device_scope */ 289 290 enum acpi_dmar_scope_type { 291 ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0, 292 ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1, 293 ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2, 294 ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3, 295 ACPI_DMAR_SCOPE_TYPE_HPET = 4, 296 ACPI_DMAR_SCOPE_TYPE_RESERVED = 5 /* 5 and greater are reserved */ 297 }; 298 299 struct acpi_dmar_pci_path { 300 u8 dev; 301 u8 fn; 302 }; 303 304 /* 305 * DMAR Sub-tables, correspond to Type in struct acpi_dmar_header 306 */ 307 308 /* 0: Hardware Unit Definition */ 309 310 struct acpi_dmar_hardware_unit { 311 struct acpi_dmar_header header; 312 u8 flags; 313 u8 reserved; 314 u16 segment; 315 u64 address; /* Register Base Address */ 316 }; 317 318 /* Flags */ 319 320 #define ACPI_DMAR_INCLUDE_ALL (1) 321 322 /* 1: Reserved Memory Defininition */ 323 324 struct acpi_dmar_reserved_memory { 325 struct acpi_dmar_header header; 326 u16 reserved; 327 u16 segment; 328 u64 base_address; /* 4_k aligned base address */ 329 u64 end_address; /* 4_k aligned limit address */ 330 }; 331 332 /* Flags */ 333 334 #define ACPI_DMAR_ALLOW_ALL (1) 335 336 /******************************************************************************* 337 * 338 * ECDT - Embedded Controller Boot Resources Table 339 * 340 ******************************************************************************/ 341 342 struct acpi_table_ecdt { 343 struct acpi_table_header header; /* Common ACPI table header */ 344 struct acpi_generic_address control; /* Address of EC command/status register */ 345 struct acpi_generic_address data; /* Address of EC data register */ 346 u32 uid; /* Unique ID - must be same as the EC _UID method */ 347 u8 gpe; /* The GPE for the EC */ 348 u8 id[1]; /* Full namepath of the EC in the ACPI namespace */ 349 }; 350 351 /******************************************************************************* 352 * 353 * HPET - High Precision Event Timer table 354 * 355 ******************************************************************************/ 356 357 struct acpi_table_hpet { 358 struct acpi_table_header header; /* Common ACPI table header */ 359 u32 id; /* Hardware ID of event timer block */ 360 struct acpi_generic_address address; /* Address of event timer block */ 361 u8 sequence; /* HPET sequence number */ 362 u16 minimum_tick; /* Main counter min tick, periodic mode */ 363 u8 flags; 364 }; 365 366 /*! Flags */ 367 368 #define ACPI_HPET_PAGE_PROTECT (1) /* 00: No page protection */ 369 #define ACPI_HPET_PAGE_PROTECT_4 (1<<1) /* 01: 4KB page protected */ 370 #define ACPI_HPET_PAGE_PROTECT_64 (1<<2) /* 02: 64KB page protected */ 371 372 /*! [End] no source code translation !*/ 373 374 /******************************************************************************* 375 * 376 * MADT - Multiple APIC Description Table 377 * 378 ******************************************************************************/ 379 380 struct acpi_table_madt { 381 struct acpi_table_header header; /* Common ACPI table header */ 382 u32 address; /* Physical address of local APIC */ 383 u32 flags; 384 }; 385 386 /* Flags */ 387 388 #define ACPI_MADT_PCAT_COMPAT (1) /* 00: System also has dual 8259s */ 389 390 /* Values for PCATCompat flag */ 391 392 #define ACPI_MADT_DUAL_PIC 0 393 #define ACPI_MADT_MULTIPLE_APIC 1 394 395 /* Values for subtable type in struct acpi_subtable_header */ 396 397 enum acpi_madt_type { 398 ACPI_MADT_TYPE_LOCAL_APIC = 0, 399 ACPI_MADT_TYPE_IO_APIC = 1, 400 ACPI_MADT_TYPE_INTERRUPT_OVERRIDE = 2, 401 ACPI_MADT_TYPE_NMI_SOURCE = 3, 402 ACPI_MADT_TYPE_LOCAL_APIC_NMI = 4, 403 ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE = 5, 404 ACPI_MADT_TYPE_IO_SAPIC = 6, 405 ACPI_MADT_TYPE_LOCAL_SAPIC = 7, 406 ACPI_MADT_TYPE_INTERRUPT_SOURCE = 8, 407 ACPI_MADT_TYPE_RESERVED = 9 /* 9 and greater are reserved */ 408 }; 409 410 /* 411 * MADT Sub-tables, correspond to Type in struct acpi_subtable_header 412 */ 413 414 /* 0: Processor Local APIC */ 415 416 struct acpi_madt_local_apic { 417 struct acpi_subtable_header header; 418 u8 processor_id; /* ACPI processor id */ 419 u8 id; /* Processor's local APIC id */ 420 u32 lapic_flags; 421 }; 422 423 /* 1: IO APIC */ 424 425 struct acpi_madt_io_apic { 426 struct acpi_subtable_header header; 427 u8 id; /* I/O APIC ID */ 428 u8 reserved; /* Reserved - must be zero */ 429 u32 address; /* APIC physical address */ 430 u32 global_irq_base; /* Global system interrupt where INTI lines start */ 431 }; 432 433 /* 2: Interrupt Override */ 434 435 struct acpi_madt_interrupt_override { 436 struct acpi_subtable_header header; 437 u8 bus; /* 0 - ISA */ 438 u8 source_irq; /* Interrupt source (IRQ) */ 439 u32 global_irq; /* Global system interrupt */ 440 u16 inti_flags; 441 }; 442 443 /* 3: NMI Source */ 444 445 struct acpi_madt_nmi_source { 446 struct acpi_subtable_header header; 447 u16 inti_flags; 448 u32 global_irq; /* Global system interrupt */ 449 }; 450 451 /* 4: Local APIC NMI */ 452 453 struct acpi_madt_local_apic_nmi { 454 struct acpi_subtable_header header; 455 u8 processor_id; /* ACPI processor id */ 456 u16 inti_flags; 457 u8 lint; /* LINTn to which NMI is connected */ 458 }; 459 460 /* 5: Address Override */ 461 462 struct acpi_madt_local_apic_override { 463 struct acpi_subtable_header header; 464 u16 reserved; /* Reserved, must be zero */ 465 u64 address; /* APIC physical address */ 466 }; 467 468 /* 6: I/O Sapic */ 469 470 struct acpi_madt_io_sapic { 471 struct acpi_subtable_header header; 472 u8 id; /* I/O SAPIC ID */ 473 u8 reserved; /* Reserved, must be zero */ 474 u32 global_irq_base; /* Global interrupt for SAPIC start */ 475 u64 address; /* SAPIC physical address */ 476 }; 477 478 /* 7: Local Sapic */ 479 480 struct acpi_madt_local_sapic { 481 struct acpi_subtable_header header; 482 u8 processor_id; /* ACPI processor id */ 483 u8 id; /* SAPIC ID */ 484 u8 eid; /* SAPIC EID */ 485 u8 reserved[3]; /* Reserved, must be zero */ 486 u32 lapic_flags; 487 u32 uid; /* Numeric UID - ACPI 3.0 */ 488 char uid_string[1]; /* String UID - ACPI 3.0 */ 489 }; 490 491 /* 8: Platform Interrupt Source */ 492 493 struct acpi_madt_interrupt_source { 494 struct acpi_subtable_header header; 495 u16 inti_flags; 496 u8 type; /* 1=PMI, 2=INIT, 3=corrected */ 497 u8 id; /* Processor ID */ 498 u8 eid; /* Processor EID */ 499 u8 io_sapic_vector; /* Vector value for PMI interrupts */ 500 u32 global_irq; /* Global system interrupt */ 501 u32 flags; /* Interrupt Source Flags */ 502 }; 503 504 /* Flags field above */ 505 506 #define ACPI_MADT_CPEI_OVERRIDE (1) 507 508 /* 509 * Common flags fields for MADT subtables 510 */ 511 512 /* MADT Local APIC flags (lapic_flags) */ 513 514 #define ACPI_MADT_ENABLED (1) /* 00: Processor is usable if set */ 515 516 /* MADT MPS INTI flags (inti_flags) */ 517 518 #define ACPI_MADT_POLARITY_MASK (3) /* 00-01: Polarity of APIC I/O input signals */ 519 #define ACPI_MADT_TRIGGER_MASK (3<<2) /* 02-03: Trigger mode of APIC input signals */ 520 521 /* Values for MPS INTI flags */ 522 523 #define ACPI_MADT_POLARITY_CONFORMS 0 524 #define ACPI_MADT_POLARITY_ACTIVE_HIGH 1 525 #define ACPI_MADT_POLARITY_RESERVED 2 526 #define ACPI_MADT_POLARITY_ACTIVE_LOW 3 527 528 #define ACPI_MADT_TRIGGER_CONFORMS (0) 529 #define ACPI_MADT_TRIGGER_EDGE (1<<2) 530 #define ACPI_MADT_TRIGGER_RESERVED (2<<2) 531 #define ACPI_MADT_TRIGGER_LEVEL (3<<2) 532 533 /******************************************************************************* 534 * 535 * MCFG - PCI Memory Mapped Configuration table and sub-table 536 * 537 ******************************************************************************/ 538 539 struct acpi_table_mcfg { 540 struct acpi_table_header header; /* Common ACPI table header */ 541 u8 reserved[8]; 542 }; 543 544 /* Subtable */ 545 546 struct acpi_mcfg_allocation { 547 u64 address; /* Base address, processor-relative */ 548 u16 pci_segment; /* PCI segment group number */ 549 u8 start_bus_number; /* Starting PCI Bus number */ 550 u8 end_bus_number; /* Final PCI Bus number */ 551 u32 reserved; 552 }; 553 554 /******************************************************************************* 555 * 556 * SBST - Smart Battery Specification Table 557 * 558 ******************************************************************************/ 559 560 struct acpi_table_sbst { 561 struct acpi_table_header header; /* Common ACPI table header */ 562 u32 warning_level; 563 u32 low_level; 564 u32 critical_level; 565 }; 566 567 /******************************************************************************* 568 * 569 * SLIT - System Locality Distance Information Table 570 * 571 ******************************************************************************/ 572 573 struct acpi_table_slit { 574 struct acpi_table_header header; /* Common ACPI table header */ 575 u64 locality_count; 576 u8 entry[1]; /* Real size = localities^2 */ 577 }; 578 579 /******************************************************************************* 580 * 581 * SPCR - Serial Port Console Redirection table 582 * 583 ******************************************************************************/ 584 585 struct acpi_table_spcr { 586 struct acpi_table_header header; /* Common ACPI table header */ 587 u8 interface_type; /* 0=full 16550, 1=subset of 16550 */ 588 u8 reserved[3]; 589 struct acpi_generic_address serial_port; 590 u8 interrupt_type; 591 u8 pc_interrupt; 592 u32 interrupt; 593 u8 baud_rate; 594 u8 parity; 595 u8 stop_bits; 596 u8 flow_control; 597 u8 terminal_type; 598 u8 reserved1; 599 u16 pci_device_id; 600 u16 pci_vendor_id; 601 u8 pci_bus; 602 u8 pci_device; 603 u8 pci_function; 604 u32 pci_flags; 605 u8 pci_segment; 606 u32 reserved2; 607 }; 608 609 /******************************************************************************* 610 * 611 * SPMI - Server Platform Management Interface table 612 * 613 ******************************************************************************/ 614 615 struct acpi_table_spmi { 616 struct acpi_table_header header; /* Common ACPI table header */ 617 u8 reserved; 618 u8 interface_type; 619 u16 spec_revision; /* Version of IPMI */ 620 u8 interrupt_type; 621 u8 gpe_number; /* GPE assigned */ 622 u8 reserved1; 623 u8 pci_device_flag; 624 u32 interrupt; 625 struct acpi_generic_address ipmi_register; 626 u8 pci_segment; 627 u8 pci_bus; 628 u8 pci_device; 629 u8 pci_function; 630 }; 631 632 /******************************************************************************* 633 * 634 * SRAT - System Resource Affinity Table 635 * 636 ******************************************************************************/ 637 638 struct acpi_table_srat { 639 struct acpi_table_header header; /* Common ACPI table header */ 640 u32 table_revision; /* Must be value '1' */ 641 u64 reserved; /* Reserved, must be zero */ 642 }; 643 644 /* Values for subtable type in struct acpi_subtable_header */ 645 646 enum acpi_srat_type { 647 ACPI_SRAT_TYPE_CPU_AFFINITY = 0, 648 ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1, 649 ACPI_SRAT_TYPE_RESERVED = 2 650 }; 651 652 /* SRAT sub-tables */ 653 654 struct acpi_srat_cpu_affinity { 655 struct acpi_subtable_header header; 656 u8 proximity_domain_lo; 657 u8 apic_id; 658 u32 flags; 659 u8 local_sapic_eid; 660 u8 proximity_domain_hi[3]; 661 u32 reserved; /* Reserved, must be zero */ 662 }; 663 664 /* Flags */ 665 666 #define ACPI_SRAT_CPU_ENABLED (1) /* 00: Use affinity structure */ 667 668 struct acpi_srat_mem_affinity { 669 struct acpi_subtable_header header; 670 u32 proximity_domain; 671 u16 reserved; /* Reserved, must be zero */ 672 u64 base_address; 673 u64 length; 674 u32 memory_type; /* See acpi_address_range_id */ 675 u32 flags; 676 u64 reserved1; /* Reserved, must be zero */ 677 }; 678 679 /* Flags */ 680 681 #define ACPI_SRAT_MEM_ENABLED (1) /* 00: Use affinity structure */ 682 #define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1) /* 01: Memory region is hot pluggable */ 683 #define ACPI_SRAT_MEM_NON_VOLATILE (1<<2) /* 02: Memory region is non-volatile */ 684 685 /******************************************************************************* 686 * 687 * TCPA - Trusted Computing Platform Alliance table 688 * 689 ******************************************************************************/ 690 691 struct acpi_table_tcpa { 692 struct acpi_table_header header; /* Common ACPI table header */ 693 u16 reserved; 694 u32 max_log_length; /* Maximum length for the event log area */ 695 u64 log_address; /* Address of the event log area */ 696 }; 697 698 /******************************************************************************* 699 * 700 * WDRT - Watchdog Resource Table 701 * 702 ******************************************************************************/ 703 704 struct acpi_table_wdrt { 705 struct acpi_table_header header; /* Common ACPI table header */ 706 u32 header_length; /* Watchdog Header Length */ 707 u8 pci_segment; /* PCI Segment number */ 708 u8 pci_bus; /* PCI Bus number */ 709 u8 pci_device; /* PCI Device number */ 710 u8 pci_function; /* PCI Function number */ 711 u32 timer_period; /* Period of one timer count (msec) */ 712 u32 max_count; /* Maximum counter value supported */ 713 u32 min_count; /* Minimum counter value */ 714 u8 flags; 715 u8 reserved[3]; 716 u32 entries; /* Number of watchdog entries that follow */ 717 }; 718 719 /* Flags */ 720 721 #define ACPI_WDRT_TIMER_ENABLED (1) /* 00: Timer enabled */ 722 723 /* Reset to default packing */ 724 725 #pragma pack() 726 727 #endif /* __ACTBL1_H__ */ 728