1 /******************************************************************************
3 * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec)
5 *****************************************************************************/
8 * Copyright (C) 2000 - 2012, Intel Corp.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
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18 * substantially similar to the "NO WARRANTY" disclaimer below
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20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
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23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
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.
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32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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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.
47 /*******************************************************************************
49 * Additional ACPI Tables (2)
51 * These tables are not consumed directly by the ACPICA subsystem, but are
52 * included here to support device drivers and the AML disassembler.
54 * The tables in this file are defined by third-party specifications, and are
55 * not defined directly by the ACPI specification itself.
57 ******************************************************************************/
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.
64 #define ACPI_SIG_ASF "ASF!" /* Alert Standard Format table */
65 #define ACPI_SIG_BOOT "BOOT" /* Simple Boot Flag Table */
66 #define ACPI_SIG_DBGP "DBGP" /* Debug Port table */
67 #define ACPI_SIG_DMAR "DMAR" /* DMA Remapping table */
68 #define ACPI_SIG_HPET "HPET" /* High Precision Event Timer table */
69 #define ACPI_SIG_IBFT "IBFT" /* iSCSI Boot Firmware Table */
70 #define ACPI_SIG_IVRS "IVRS" /* I/O Virtualization Reporting Structure */
71 #define ACPI_SIG_MCFG "MCFG" /* PCI Memory Mapped Configuration table */
72 #define ACPI_SIG_MCHI "MCHI" /* Management Controller Host Interface table */
73 #define ACPI_SIG_SLIC "SLIC" /* Software Licensing Description Table */
74 #define ACPI_SIG_SPCR "SPCR" /* Serial Port Console Redirection table */
75 #define ACPI_SIG_SPMI "SPMI" /* Server Platform Management Interface table */
76 #define ACPI_SIG_TCPA "TCPA" /* Trusted Computing Platform Alliance table */
77 #define ACPI_SIG_UEFI "UEFI" /* Uefi Boot Optimization Table */
78 #define ACPI_SIG_WAET "WAET" /* Windows ACPI Emulated devices Table */
79 #define ACPI_SIG_WDAT "WDAT" /* Watchdog Action Table */
80 #define ACPI_SIG_WDDT "WDDT" /* Watchdog Timer Description Table */
81 #define ACPI_SIG_WDRT "WDRT" /* Watchdog Resource Table */
83 #ifdef ACPI_UNDEFINED_TABLES
85 * These tables have been seen in the field, but no definition has been found
87 #define ACPI_SIG_ATKG "ATKG"
88 #define ACPI_SIG_GSCI "GSCI" /* GMCH SCI table */
89 #define ACPI_SIG_IEIT "IEIT"
93 * All tables must be byte-packed to match the ACPI specification, since
94 * the tables are provided by the system BIOS.
99 * Note about bitfields: The u8 type is used for bitfields in ACPI tables.
100 * This is the only type that is even remotely portable. Anything else is not
101 * portable, so do not use any other bitfield types.
104 /*******************************************************************************
106 * ASF - Alert Standard Format table (Signature "ASF!")
109 * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
111 ******************************************************************************/
113 struct acpi_table_asf
{
114 struct acpi_table_header header
; /* Common ACPI table header */
117 /* ASF subtable header */
119 struct acpi_asf_header
{
125 /* Values for Type field above */
128 ACPI_ASF_TYPE_INFO
= 0,
129 ACPI_ASF_TYPE_ALERT
= 1,
130 ACPI_ASF_TYPE_CONTROL
= 2,
131 ACPI_ASF_TYPE_BOOT
= 3,
132 ACPI_ASF_TYPE_ADDRESS
= 4,
133 ACPI_ASF_TYPE_RESERVED
= 5
140 /* 0: ASF Information */
142 struct acpi_asf_info
{
143 struct acpi_asf_header header
;
145 u8 min_poll_interval
;
152 /* Masks for Flags field above */
154 #define ACPI_ASF_SMBUS_PROTOCOLS (1)
158 struct acpi_asf_alert
{
159 struct acpi_asf_header header
;
166 struct acpi_asf_alert_data
{
181 /* 2: ASF Remote Control */
183 struct acpi_asf_remote
{
184 struct acpi_asf_header header
;
190 struct acpi_asf_control_data
{
197 /* 3: ASF RMCP Boot Options */
199 struct acpi_asf_rmcp
{
200 struct acpi_asf_header header
;
212 struct acpi_asf_address
{
213 struct acpi_asf_header header
;
218 /*******************************************************************************
220 * BOOT - Simple Boot Flag Table
223 * Conforms to the "Simple Boot Flag Specification", Version 2.1
225 ******************************************************************************/
227 struct acpi_table_boot
{
228 struct acpi_table_header header
; /* Common ACPI table header */
229 u8 cmos_index
; /* Index in CMOS RAM for the boot register */
233 /*******************************************************************************
235 * DBGP - Debug Port table
238 * Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000
240 ******************************************************************************/
242 struct acpi_table_dbgp
{
243 struct acpi_table_header header
; /* Common ACPI table header */
244 u8 type
; /* 0=full 16550, 1=subset of 16550 */
246 struct acpi_generic_address debug_port
;
249 /*******************************************************************************
251 * DMAR - DMA Remapping table
254 * Conforms to "Intel Virtualization Technology for Directed I/O",
255 * Version 1.2, Sept. 2008
257 ******************************************************************************/
259 struct acpi_table_dmar
{
260 struct acpi_table_header header
; /* Common ACPI table header */
261 u8 width
; /* Host Address Width */
266 /* Masks for Flags field above */
268 #define ACPI_DMAR_INTR_REMAP (1)
270 /* DMAR subtable header */
272 struct acpi_dmar_header
{
277 /* Values for subtable type in struct acpi_dmar_header */
279 enum acpi_dmar_type
{
280 ACPI_DMAR_TYPE_HARDWARE_UNIT
= 0,
281 ACPI_DMAR_TYPE_RESERVED_MEMORY
= 1,
282 ACPI_DMAR_TYPE_ATSR
= 2,
283 ACPI_DMAR_HARDWARE_AFFINITY
= 3,
284 ACPI_DMAR_TYPE_RESERVED
= 4 /* 4 and greater are reserved */
287 /* DMAR Device Scope structure */
289 struct acpi_dmar_device_scope
{
297 /* Values for entry_type in struct acpi_dmar_device_scope */
299 enum acpi_dmar_scope_type
{
300 ACPI_DMAR_SCOPE_TYPE_NOT_USED
= 0,
301 ACPI_DMAR_SCOPE_TYPE_ENDPOINT
= 1,
302 ACPI_DMAR_SCOPE_TYPE_BRIDGE
= 2,
303 ACPI_DMAR_SCOPE_TYPE_IOAPIC
= 3,
304 ACPI_DMAR_SCOPE_TYPE_HPET
= 4,
305 ACPI_DMAR_SCOPE_TYPE_RESERVED
= 5 /* 5 and greater are reserved */
308 struct acpi_dmar_pci_path
{
314 * DMAR Sub-tables, correspond to Type in struct acpi_dmar_header
317 /* 0: Hardware Unit Definition */
319 struct acpi_dmar_hardware_unit
{
320 struct acpi_dmar_header header
;
324 u64 address
; /* Register Base Address */
327 /* Masks for Flags field above */
329 #define ACPI_DMAR_INCLUDE_ALL (1)
331 /* 1: Reserved Memory Defininition */
333 struct acpi_dmar_reserved_memory
{
334 struct acpi_dmar_header header
;
337 u64 base_address
; /* 4K aligned base address */
338 u64 end_address
; /* 4K aligned limit address */
341 /* Masks for Flags field above */
343 #define ACPI_DMAR_ALLOW_ALL (1)
345 /* 2: Root Port ATS Capability Reporting Structure */
347 struct acpi_dmar_atsr
{
348 struct acpi_dmar_header header
;
354 /* Masks for Flags field above */
356 #define ACPI_DMAR_ALL_PORTS (1)
358 /* 3: Remapping Hardware Static Affinity Structure */
360 struct acpi_dmar_rhsa
{
361 struct acpi_dmar_header header
;
364 u32 proximity_domain
;
367 /*******************************************************************************
369 * HPET - High Precision Event Timer table
372 * Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
373 * Version 1.0a, October 2004
375 ******************************************************************************/
377 struct acpi_table_hpet
{
378 struct acpi_table_header header
; /* Common ACPI table header */
379 u32 id
; /* Hardware ID of event timer block */
380 struct acpi_generic_address address
; /* Address of event timer block */
381 u8 sequence
; /* HPET sequence number */
382 u16 minimum_tick
; /* Main counter min tick, periodic mode */
386 /* Masks for Flags field above */
388 #define ACPI_HPET_PAGE_PROTECT_MASK (3)
390 /* Values for Page Protect flags */
392 enum acpi_hpet_page_protect
{
393 ACPI_HPET_NO_PAGE_PROTECT
= 0,
394 ACPI_HPET_PAGE_PROTECT4
= 1,
395 ACPI_HPET_PAGE_PROTECT64
= 2
398 /*******************************************************************************
400 * IBFT - Boot Firmware Table
403 * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
404 * Specification", Version 1.01, March 1, 2007
406 * Note: It appears that this table is not intended to appear in the RSDT/XSDT.
407 * Therefore, it is not currently supported by the disassembler.
409 ******************************************************************************/
411 struct acpi_table_ibft
{
412 struct acpi_table_header header
; /* Common ACPI table header */
416 /* IBFT common subtable header */
418 struct acpi_ibft_header
{
426 /* Values for Type field above */
428 enum acpi_ibft_type
{
429 ACPI_IBFT_TYPE_NOT_USED
= 0,
430 ACPI_IBFT_TYPE_CONTROL
= 1,
431 ACPI_IBFT_TYPE_INITIATOR
= 2,
432 ACPI_IBFT_TYPE_NIC
= 3,
433 ACPI_IBFT_TYPE_TARGET
= 4,
434 ACPI_IBFT_TYPE_EXTENSIONS
= 5,
435 ACPI_IBFT_TYPE_RESERVED
= 6 /* 6 and greater are reserved */
440 struct acpi_ibft_control
{
441 struct acpi_ibft_header header
;
443 u16 initiator_offset
;
450 struct acpi_ibft_initiator
{
451 struct acpi_ibft_header header
;
454 u8 primary_server
[16];
455 u8 secondary_server
[16];
460 struct acpi_ibft_nic
{
461 struct acpi_ibft_header header
;
463 u8 subnet_mask_prefix
;
467 u8 secondary_dns
[16];
476 struct acpi_ibft_target
{
477 struct acpi_ibft_header header
;
478 u8 target_ip_address
[16];
479 u16 target_ip_socket
;
480 u8 target_boot_lun
[8];
483 u16 target_name_length
;
484 u16 target_name_offset
;
485 u16 chap_name_length
;
486 u16 chap_name_offset
;
487 u16 chap_secret_length
;
488 u16 chap_secret_offset
;
489 u16 reverse_chap_name_length
;
490 u16 reverse_chap_name_offset
;
491 u16 reverse_chap_secret_length
;
492 u16 reverse_chap_secret_offset
;
495 /*******************************************************************************
497 * IVRS - I/O Virtualization Reporting Structure
500 * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
501 * Revision 1.26, February 2009.
503 ******************************************************************************/
505 struct acpi_table_ivrs
{
506 struct acpi_table_header header
; /* Common ACPI table header */
507 u32 info
; /* Common virtualization info */
511 /* Values for Info field above */
513 #define ACPI_IVRS_PHYSICAL_SIZE 0x00007F00 /* 7 bits, physical address size */
514 #define ACPI_IVRS_VIRTUAL_SIZE 0x003F8000 /* 7 bits, virtual address size */
515 #define ACPI_IVRS_ATS_RESERVED 0x00400000 /* ATS address translation range reserved */
517 /* IVRS subtable header */
519 struct acpi_ivrs_header
{
520 u8 type
; /* Subtable type */
522 u16 length
; /* Subtable length */
523 u16 device_id
; /* ID of IOMMU */
526 /* Values for subtable Type above */
528 enum acpi_ivrs_type
{
529 ACPI_IVRS_TYPE_HARDWARE
= 0x10,
530 ACPI_IVRS_TYPE_MEMORY1
= 0x20,
531 ACPI_IVRS_TYPE_MEMORY2
= 0x21,
532 ACPI_IVRS_TYPE_MEMORY3
= 0x22
535 /* Masks for Flags field above for IVHD subtable */
537 #define ACPI_IVHD_TT_ENABLE (1)
538 #define ACPI_IVHD_PASS_PW (1<<1)
539 #define ACPI_IVHD_RES_PASS_PW (1<<2)
540 #define ACPI_IVHD_ISOC (1<<3)
541 #define ACPI_IVHD_IOTLB (1<<4)
543 /* Masks for Flags field above for IVMD subtable */
545 #define ACPI_IVMD_UNITY (1)
546 #define ACPI_IVMD_READ (1<<1)
547 #define ACPI_IVMD_WRITE (1<<2)
548 #define ACPI_IVMD_EXCLUSION_RANGE (1<<3)
551 * IVRS subtables, correspond to Type in struct acpi_ivrs_header
554 /* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
556 struct acpi_ivrs_hardware
{
557 struct acpi_ivrs_header header
;
558 u16 capability_offset
; /* Offset for IOMMU control fields */
559 u64 base_address
; /* IOMMU control registers */
560 u16 pci_segment_group
;
561 u16 info
; /* MSI number and unit ID */
565 /* Masks for Info field above */
567 #define ACPI_IVHD_MSI_NUMBER_MASK 0x001F /* 5 bits, MSI message number */
568 #define ACPI_IVHD_UNIT_ID_MASK 0x1F00 /* 5 bits, unit_ID */
571 * Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure.
572 * Upper two bits of the Type field are the (encoded) length of the structure.
573 * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
574 * are reserved for future use but not defined.
576 struct acpi_ivrs_de_header
{
582 /* Length of device entry is in the top two bits of Type field above */
584 #define ACPI_IVHD_ENTRY_LENGTH 0xC0
586 /* Values for device entry Type field above */
588 enum acpi_ivrs_device_entry_type
{
589 /* 4-byte device entries, all use struct acpi_ivrs_device4 */
591 ACPI_IVRS_TYPE_PAD4
= 0,
592 ACPI_IVRS_TYPE_ALL
= 1,
593 ACPI_IVRS_TYPE_SELECT
= 2,
594 ACPI_IVRS_TYPE_START
= 3,
595 ACPI_IVRS_TYPE_END
= 4,
597 /* 8-byte device entries */
599 ACPI_IVRS_TYPE_PAD8
= 64,
600 ACPI_IVRS_TYPE_NOT_USED
= 65,
601 ACPI_IVRS_TYPE_ALIAS_SELECT
= 66, /* Uses struct acpi_ivrs_device8a */
602 ACPI_IVRS_TYPE_ALIAS_START
= 67, /* Uses struct acpi_ivrs_device8a */
603 ACPI_IVRS_TYPE_EXT_SELECT
= 70, /* Uses struct acpi_ivrs_device8b */
604 ACPI_IVRS_TYPE_EXT_START
= 71, /* Uses struct acpi_ivrs_device8b */
605 ACPI_IVRS_TYPE_SPECIAL
= 72 /* Uses struct acpi_ivrs_device8c */
608 /* Values for Data field above */
610 #define ACPI_IVHD_INIT_PASS (1)
611 #define ACPI_IVHD_EINT_PASS (1<<1)
612 #define ACPI_IVHD_NMI_PASS (1<<2)
613 #define ACPI_IVHD_SYSTEM_MGMT (3<<4)
614 #define ACPI_IVHD_LINT0_PASS (1<<6)
615 #define ACPI_IVHD_LINT1_PASS (1<<7)
617 /* Types 0-4: 4-byte device entry */
619 struct acpi_ivrs_device4
{
620 struct acpi_ivrs_de_header header
;
623 /* Types 66-67: 8-byte device entry */
625 struct acpi_ivrs_device8a
{
626 struct acpi_ivrs_de_header header
;
632 /* Types 70-71: 8-byte device entry */
634 struct acpi_ivrs_device8b
{
635 struct acpi_ivrs_de_header header
;
639 /* Values for extended_data above */
641 #define ACPI_IVHD_ATS_DISABLED (1<<31)
643 /* Type 72: 8-byte device entry */
645 struct acpi_ivrs_device8c
{
646 struct acpi_ivrs_de_header header
;
652 /* Values for Variety field above */
654 #define ACPI_IVHD_IOAPIC 1
655 #define ACPI_IVHD_HPET 2
657 /* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
659 struct acpi_ivrs_memory
{
660 struct acpi_ivrs_header header
;
667 /*******************************************************************************
669 * MCFG - PCI Memory Mapped Configuration table and sub-table
672 * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
674 ******************************************************************************/
676 struct acpi_table_mcfg
{
677 struct acpi_table_header header
; /* Common ACPI table header */
683 struct acpi_mcfg_allocation
{
684 u64 address
; /* Base address, processor-relative */
685 u16 pci_segment
; /* PCI segment group number */
686 u8 start_bus_number
; /* Starting PCI Bus number */
687 u8 end_bus_number
; /* Final PCI Bus number */
691 /*******************************************************************************
693 * MCHI - Management Controller Host Interface Table
696 * Conforms to "Management Component Transport Protocol (MCTP) Host
697 * Interface Specification", Revision 1.0.0a, October 13, 2009
699 ******************************************************************************/
701 struct acpi_table_mchi
{
702 struct acpi_table_header header
; /* Common ACPI table header */
709 u32 global_interrupt
;
710 struct acpi_generic_address control_register
;
717 /*******************************************************************************
719 * SLIC - Software Licensing Description Table
722 * Conforms to "OEM Activation 2.0 for Windows Vista Operating Systems",
725 ******************************************************************************/
727 /* Basic SLIC table is only the common ACPI header */
729 struct acpi_table_slic
{
730 struct acpi_table_header header
; /* Common ACPI table header */
733 /* Common SLIC subtable header */
735 struct acpi_slic_header
{
740 /* Values for Type field above */
742 enum acpi_slic_type
{
743 ACPI_SLIC_TYPE_PUBLIC_KEY
= 0,
744 ACPI_SLIC_TYPE_WINDOWS_MARKER
= 1,
745 ACPI_SLIC_TYPE_RESERVED
= 2 /* 2 and greater are reserved */
749 * SLIC Sub-tables, correspond to Type in struct acpi_slic_header
752 /* 0: Public Key Structure */
754 struct acpi_slic_key
{
755 struct acpi_slic_header header
;
766 /* 1: Windows Marker Structure */
768 struct acpi_slic_marker
{
769 struct acpi_slic_header header
;
771 char oem_id
[ACPI_OEM_ID_SIZE
]; /* ASCII OEM identification */
772 char oem_table_id
[ACPI_OEM_TABLE_ID_SIZE
]; /* ASCII OEM table identification */
773 char windows_flag
[8];
779 /*******************************************************************************
781 * SPCR - Serial Port Console Redirection table
784 * Conforms to "Serial Port Console Redirection Table",
785 * Version 1.00, January 11, 2002
787 ******************************************************************************/
789 struct acpi_table_spcr
{
790 struct acpi_table_header header
; /* Common ACPI table header */
791 u8 interface_type
; /* 0=full 16550, 1=subset of 16550 */
793 struct acpi_generic_address serial_port
;
813 /* Masks for pci_flags field above */
815 #define ACPI_SPCR_DO_NOT_DISABLE (1)
817 /*******************************************************************************
819 * SPMI - Server Platform Management Interface table
822 * Conforms to "Intelligent Platform Management Interface Specification
823 * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
824 * June 12, 2009 markup.
826 ******************************************************************************/
828 struct acpi_table_spmi
{
829 struct acpi_table_header header
; /* Common ACPI table header */
831 u8 reserved
; /* Must be 1 */
832 u16 spec_revision
; /* Version of IPMI */
834 u8 gpe_number
; /* GPE assigned */
838 struct acpi_generic_address ipmi_register
;
846 /* Values for interface_type above */
848 enum acpi_spmi_interface_types
{
849 ACPI_SPMI_NOT_USED
= 0,
850 ACPI_SPMI_KEYBOARD
= 1,
852 ACPI_SPMI_BLOCK_TRANSFER
= 3,
854 ACPI_SPMI_RESERVED
= 5 /* 5 and above are reserved */
857 /*******************************************************************************
859 * TCPA - Trusted Computing Platform Alliance table
862 * Conforms to "TCG PC Specific Implementation Specification",
863 * Version 1.1, August 18, 2003
865 ******************************************************************************/
867 struct acpi_table_tcpa
{
868 struct acpi_table_header header
; /* Common ACPI table header */
870 u32 max_log_length
; /* Maximum length for the event log area */
871 u64 log_address
; /* Address of the event log area */
874 /*******************************************************************************
876 * UEFI - UEFI Boot optimization Table
879 * Conforms to "Unified Extensible Firmware Interface Specification",
880 * Version 2.3, May 8, 2009
882 ******************************************************************************/
884 struct acpi_table_uefi
{
885 struct acpi_table_header header
; /* Common ACPI table header */
886 u8 identifier
[16]; /* UUID identifier */
887 u16 data_offset
; /* Offset of remaining data in table */
890 /*******************************************************************************
892 * WAET - Windows ACPI Emulated devices Table
895 * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
897 ******************************************************************************/
899 struct acpi_table_waet
{
900 struct acpi_table_header header
; /* Common ACPI table header */
904 /* Masks for Flags field above */
906 #define ACPI_WAET_RTC_NO_ACK (1) /* RTC requires no int acknowledge */
907 #define ACPI_WAET_TIMER_ONE_READ (1<<1) /* PM timer requires only one read */
909 /*******************************************************************************
911 * WDAT - Watchdog Action Table
914 * Conforms to "Hardware Watchdog Timers Design Specification",
915 * Copyright 2006 Microsoft Corporation.
917 ******************************************************************************/
919 struct acpi_table_wdat
{
920 struct acpi_table_header header
; /* Common ACPI table header */
921 u32 header_length
; /* Watchdog Header Length */
922 u16 pci_segment
; /* PCI Segment number */
923 u8 pci_bus
; /* PCI Bus number */
924 u8 pci_device
; /* PCI Device number */
925 u8 pci_function
; /* PCI Function number */
927 u32 timer_period
; /* Period of one timer count (msec) */
928 u32 max_count
; /* Maximum counter value supported */
929 u32 min_count
; /* Minimum counter value */
932 u32 entries
; /* Number of watchdog entries that follow */
935 /* Masks for Flags field above */
937 #define ACPI_WDAT_ENABLED (1)
938 #define ACPI_WDAT_STOPPED 0x80
940 /* WDAT Instruction Entries (actions) */
942 struct acpi_wdat_entry
{
946 struct acpi_generic_address register_region
;
947 u32 value
; /* Value used with Read/Write register */
948 u32 mask
; /* Bitmask required for this register instruction */
951 /* Values for Action field above */
953 enum acpi_wdat_actions
{
955 ACPI_WDAT_GET_CURRENT_COUNTDOWN
= 4,
956 ACPI_WDAT_GET_COUNTDOWN
= 5,
957 ACPI_WDAT_SET_COUNTDOWN
= 6,
958 ACPI_WDAT_GET_RUNNING_STATE
= 8,
959 ACPI_WDAT_SET_RUNNING_STATE
= 9,
960 ACPI_WDAT_GET_STOPPED_STATE
= 10,
961 ACPI_WDAT_SET_STOPPED_STATE
= 11,
962 ACPI_WDAT_GET_REBOOT
= 16,
963 ACPI_WDAT_SET_REBOOT
= 17,
964 ACPI_WDAT_GET_SHUTDOWN
= 18,
965 ACPI_WDAT_SET_SHUTDOWN
= 19,
966 ACPI_WDAT_GET_STATUS
= 32,
967 ACPI_WDAT_SET_STATUS
= 33,
968 ACPI_WDAT_ACTION_RESERVED
= 34 /* 34 and greater are reserved */
971 /* Values for Instruction field above */
973 enum acpi_wdat_instructions
{
974 ACPI_WDAT_READ_VALUE
= 0,
975 ACPI_WDAT_READ_COUNTDOWN
= 1,
976 ACPI_WDAT_WRITE_VALUE
= 2,
977 ACPI_WDAT_WRITE_COUNTDOWN
= 3,
978 ACPI_WDAT_INSTRUCTION_RESERVED
= 4, /* 4 and greater are reserved */
979 ACPI_WDAT_PRESERVE_REGISTER
= 0x80 /* Except for this value */
982 /*******************************************************************************
984 * WDDT - Watchdog Descriptor Table
987 * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)",
988 * Version 001, September 2002
990 ******************************************************************************/
992 struct acpi_table_wddt
{
993 struct acpi_table_header header
; /* Common ACPI table header */
997 struct acpi_generic_address address
;
998 u16 max_count
; /* Maximum counter value supported */
999 u16 min_count
; /* Minimum counter value supported */
1005 /* Flags for Status field above */
1007 #define ACPI_WDDT_AVAILABLE (1)
1008 #define ACPI_WDDT_ACTIVE (1<<1)
1009 #define ACPI_WDDT_TCO_OS_OWNED (1<<2)
1010 #define ACPI_WDDT_USER_RESET (1<<11)
1011 #define ACPI_WDDT_WDT_RESET (1<<12)
1012 #define ACPI_WDDT_POWER_FAIL (1<<13)
1013 #define ACPI_WDDT_UNKNOWN_RESET (1<<14)
1015 /* Flags for Capability field above */
1017 #define ACPI_WDDT_AUTO_RESET (1)
1018 #define ACPI_WDDT_ALERT_SUPPORT (1<<1)
1020 /*******************************************************************************
1022 * WDRT - Watchdog Resource Table
1025 * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
1026 * Version 1.01, August 28, 2006
1028 ******************************************************************************/
1030 struct acpi_table_wdrt
{
1031 struct acpi_table_header header
; /* Common ACPI table header */
1032 struct acpi_generic_address control_register
;
1033 struct acpi_generic_address count_register
;
1036 u8 pci_bus
; /* PCI Bus number */
1037 u8 pci_device
; /* PCI Device number */
1038 u8 pci_function
; /* PCI Function number */
1039 u8 pci_segment
; /* PCI Segment number */
1040 u16 max_count
; /* Maximum counter value supported */
1044 /* Reset to default packing */
1048 #endif /* __ACTBL2_H__ */