xref: /freebsd-src/sys/contrib/dev/acpica/include/actbl2.h (revision 49a26c1f9368c5c1106c9d018c3f553dc07042e4)
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  *
50  * Additional ACPI Tables (2)
51  *
52  * These tables are not consumed directly by the ACPICA subsystem, but are
53  * included here to support device drivers and the AML disassembler.
54  *
55  * The tables in this file are defined by third-party specifications, and are
56  * not defined directly by the ACPI specification itself.
57  *
58  ******************************************************************************/
59 
60 
61 /*
62  * Values for description table header signatures for tables defined in this
63  * file. Useful because they make it more difficult to inadvertently type in
64  * the wrong signature.
65  */
66 #define ACPI_SIG_ASF            "ASF!"      /* Alert Standard Format table */
67 #define ACPI_SIG_BOOT           "BOOT"      /* Simple Boot Flag Table */
68 #define ACPI_SIG_CSRT           "CSRT"      /* Core System Resource Table */
69 #define ACPI_SIG_DBG2           "DBG2"      /* Debug Port table type 2 */
70 #define ACPI_SIG_DBGP           "DBGP"      /* Debug Port table */
71 #define ACPI_SIG_DMAR           "DMAR"      /* DMA Remapping table */
72 #define ACPI_SIG_HPET           "HPET"      /* High Precision Event Timer table */
73 #define ACPI_SIG_IBFT           "IBFT"      /* iSCSI Boot Firmware Table */
74 #define ACPI_SIG_IVRS           "IVRS"      /* I/O Virtualization Reporting Structure */
75 #define ACPI_SIG_LPIT           "LPIT"      /* Low Power Idle Table */
76 #define ACPI_SIG_MCFG           "MCFG"      /* PCI Memory Mapped Configuration table */
77 #define ACPI_SIG_MCHI           "MCHI"      /* Management Controller Host Interface table */
78 #define ACPI_SIG_MSDM           "MSDM"      /* Microsoft Data Management Table */
79 #define ACPI_SIG_MTMR           "MTMR"      /* MID Timer table */
80 #define ACPI_SIG_SLIC           "SLIC"      /* Software Licensing Description Table */
81 #define ACPI_SIG_SPCR           "SPCR"      /* Serial Port Console Redirection table */
82 #define ACPI_SIG_SPMI           "SPMI"      /* Server Platform Management Interface table */
83 #define ACPI_SIG_TCPA           "TCPA"      /* Trusted Computing Platform Alliance 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  *
121  * ASF - Alert Standard Format table (Signature "ASF!")
122  *       Revision 0x10
123  *
124  * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
125  *
126  ******************************************************************************/
127 
128 typedef struct acpi_table_asf
129 {
130     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
131 
132 } ACPI_TABLE_ASF;
133 
134 
135 /* ASF subtable header */
136 
137 typedef struct acpi_asf_header
138 {
139     UINT8                   Type;
140     UINT8                   Reserved;
141     UINT16                  Length;
142 
143 } ACPI_ASF_HEADER;
144 
145 
146 /* Values for Type field above */
147 
148 enum AcpiAsfType
149 {
150     ACPI_ASF_TYPE_INFO          = 0,
151     ACPI_ASF_TYPE_ALERT         = 1,
152     ACPI_ASF_TYPE_CONTROL       = 2,
153     ACPI_ASF_TYPE_BOOT          = 3,
154     ACPI_ASF_TYPE_ADDRESS       = 4,
155     ACPI_ASF_TYPE_RESERVED      = 5
156 };
157 
158 /*
159  * ASF subtables
160  */
161 
162 /* 0: ASF Information */
163 
164 typedef struct acpi_asf_info
165 {
166     ACPI_ASF_HEADER         Header;
167     UINT8                   MinResetValue;
168     UINT8                   MinPollInterval;
169     UINT16                  SystemId;
170     UINT32                  MfgId;
171     UINT8                   Flags;
172     UINT8                   Reserved2[3];
173 
174 } ACPI_ASF_INFO;
175 
176 /* Masks for Flags field above */
177 
178 #define ACPI_ASF_SMBUS_PROTOCOLS    (1)
179 
180 
181 /* 1: ASF Alerts */
182 
183 typedef struct acpi_asf_alert
184 {
185     ACPI_ASF_HEADER         Header;
186     UINT8                   AssertMask;
187     UINT8                   DeassertMask;
188     UINT8                   Alerts;
189     UINT8                   DataLength;
190 
191 } ACPI_ASF_ALERT;
192 
193 typedef struct acpi_asf_alert_data
194 {
195     UINT8                   Address;
196     UINT8                   Command;
197     UINT8                   Mask;
198     UINT8                   Value;
199     UINT8                   SensorType;
200     UINT8                   Type;
201     UINT8                   Offset;
202     UINT8                   SourceType;
203     UINT8                   Severity;
204     UINT8                   SensorNumber;
205     UINT8                   Entity;
206     UINT8                   Instance;
207 
208 } ACPI_ASF_ALERT_DATA;
209 
210 
211 /* 2: ASF Remote Control */
212 
213 typedef struct acpi_asf_remote
214 {
215     ACPI_ASF_HEADER         Header;
216     UINT8                   Controls;
217     UINT8                   DataLength;
218     UINT16                  Reserved2;
219 
220 } ACPI_ASF_REMOTE;
221 
222 typedef struct acpi_asf_control_data
223 {
224     UINT8                   Function;
225     UINT8                   Address;
226     UINT8                   Command;
227     UINT8                   Value;
228 
229 } ACPI_ASF_CONTROL_DATA;
230 
231 
232 /* 3: ASF RMCP Boot Options */
233 
234 typedef struct acpi_asf_rmcp
235 {
236     ACPI_ASF_HEADER         Header;
237     UINT8                   Capabilities[7];
238     UINT8                   CompletionCode;
239     UINT32                  EnterpriseId;
240     UINT8                   Command;
241     UINT16                  Parameter;
242     UINT16                  BootOptions;
243     UINT16                  OemParameters;
244 
245 } ACPI_ASF_RMCP;
246 
247 
248 /* 4: ASF Address */
249 
250 typedef struct acpi_asf_address
251 {
252     ACPI_ASF_HEADER         Header;
253     UINT8                   EpromAddress;
254     UINT8                   Devices;
255 
256 } ACPI_ASF_ADDRESS;
257 
258 
259 /*******************************************************************************
260  *
261  * BOOT - Simple Boot Flag Table
262  *        Version 1
263  *
264  * Conforms to the "Simple Boot Flag Specification", Version 2.1
265  *
266  ******************************************************************************/
267 
268 typedef struct acpi_table_boot
269 {
270     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
271     UINT8                   CmosIndex;          /* Index in CMOS RAM for the boot register */
272     UINT8                   Reserved[3];
273 
274 } ACPI_TABLE_BOOT;
275 
276 
277 /*******************************************************************************
278  *
279  * CSRT - Core System Resource Table
280  *        Version 0
281  *
282  * Conforms to the "Core System Resource Table (CSRT)", November 14, 2011
283  *
284  ******************************************************************************/
285 
286 typedef struct acpi_table_csrt
287 {
288     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
289 
290 } ACPI_TABLE_CSRT;
291 
292 
293 /* Resource Group subtable */
294 
295 typedef struct acpi_csrt_group
296 {
297     UINT32                  Length;
298     UINT32                  VendorId;
299     UINT32                  SubvendorId;
300     UINT16                  DeviceId;
301     UINT16                  SubdeviceId;
302     UINT16                  Revision;
303     UINT16                  Reserved;
304     UINT32                  SharedInfoLength;
305 
306     /* Shared data immediately follows (Length = SharedInfoLength) */
307 
308 } ACPI_CSRT_GROUP;
309 
310 /* Shared Info subtable */
311 
312 typedef struct acpi_csrt_shared_info
313 {
314     UINT16                  MajorVersion;
315     UINT16                  MinorVersion;
316     UINT32                  MmioBaseLow;
317     UINT32                  MmioBaseHigh;
318     UINT32                  GsiInterrupt;
319     UINT8                   InterruptPolarity;
320     UINT8                   InterruptMode;
321     UINT8                   NumChannels;
322     UINT8                   DmaAddressWidth;
323     UINT16                  BaseRequestLine;
324     UINT16                  NumHandshakeSignals;
325     UINT32                  MaxBlockSize;
326 
327     /* Resource descriptors immediately follow (Length = Group Length - SharedInfoLength) */
328 
329 } ACPI_CSRT_SHARED_INFO;
330 
331 /* Resource Descriptor subtable */
332 
333 typedef struct acpi_csrt_descriptor
334 {
335     UINT32                  Length;
336     UINT16                  Type;
337     UINT16                  Subtype;
338     UINT32                  Uid;
339 
340     /* Resource-specific information immediately follows */
341 
342 } ACPI_CSRT_DESCRIPTOR;
343 
344 
345 /* Resource Types */
346 
347 #define ACPI_CSRT_TYPE_INTERRUPT    0x0001
348 #define ACPI_CSRT_TYPE_TIMER        0x0002
349 #define ACPI_CSRT_TYPE_DMA          0x0003
350 
351 /* Resource Subtypes */
352 
353 #define ACPI_CSRT_XRUPT_LINE        0x0000
354 #define ACPI_CSRT_XRUPT_CONTROLLER  0x0001
355 #define ACPI_CSRT_TIMER             0x0000
356 #define ACPI_CSRT_DMA_CHANNEL       0x0000
357 #define ACPI_CSRT_DMA_CONTROLLER    0x0001
358 
359 
360 /*******************************************************************************
361  *
362  * DBG2 - Debug Port Table 2
363  *        Version 0 (Both main table and subtables)
364  *
365  * Conforms to "Microsoft Debug Port Table 2 (DBG2)", May 22 2012.
366  *
367  ******************************************************************************/
368 
369 typedef struct acpi_table_dbg2
370 {
371     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
372     UINT32                  InfoOffset;
373     UINT32                  InfoCount;
374 
375 } ACPI_TABLE_DBG2;
376 
377 
378 typedef struct acpi_dbg2_header
379 {
380     UINT32                  InfoOffset;
381     UINT32                  InfoCount;
382 
383 } ACPI_DBG2_HEADER;
384 
385 
386 /* Debug Device Information Subtable */
387 
388 typedef struct acpi_dbg2_device
389 {
390     UINT8                   Revision;
391     UINT16                  Length;
392     UINT8                   RegisterCount;      /* Number of BaseAddress registers */
393     UINT16                  NamepathLength;
394     UINT16                  NamepathOffset;
395     UINT16                  OemDataLength;
396     UINT16                  OemDataOffset;
397     UINT16                  PortType;
398     UINT16                  PortSubtype;
399     UINT16                  Reserved;
400     UINT16                  BaseAddressOffset;
401     UINT16                  AddressSizeOffset;
402     /*
403      * Data that follows:
404      *    BaseAddress (required) - Each in 12-byte Generic Address Structure format.
405      *    AddressSize (required) - Array of UINT32 sizes corresponding to each BaseAddress register.
406      *    Namepath    (required) - Null terminated string. Single dot if not supported.
407      *    OemData     (optional) - Length is OemDataLength.
408      */
409 } ACPI_DBG2_DEVICE;
410 
411 /* Types for PortType field above */
412 
413 #define ACPI_DBG2_SERIAL_PORT       0x8000
414 #define ACPI_DBG2_1394_PORT         0x8001
415 #define ACPI_DBG2_USB_PORT          0x8002
416 #define ACPI_DBG2_NET_PORT          0x8003
417 
418 /* Subtypes for PortSubtype field above */
419 
420 #define ACPI_DBG2_16550_COMPATIBLE  0x0000
421 #define ACPI_DBG2_16550_SUBSET      0x0001
422 
423 #define ACPI_DBG2_1394_STANDARD     0x0000
424 
425 #define ACPI_DBG2_USB_XHCI          0x0000
426 #define ACPI_DBG2_USB_EHCI          0x0001
427 
428 
429 /*******************************************************************************
430  *
431  * DBGP - Debug Port table
432  *        Version 1
433  *
434  * Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000
435  *
436  ******************************************************************************/
437 
438 typedef struct acpi_table_dbgp
439 {
440     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
441     UINT8                   Type;               /* 0=full 16550, 1=subset of 16550 */
442     UINT8                   Reserved[3];
443     ACPI_GENERIC_ADDRESS    DebugPort;
444 
445 } ACPI_TABLE_DBGP;
446 
447 
448 /*******************************************************************************
449  *
450  * DMAR - DMA Remapping table
451  *        Version 1
452  *
453  * Conforms to "Intel Virtualization Technology for Directed I/O",
454  * Version 2.2, Sept. 2013
455  *
456  ******************************************************************************/
457 
458 typedef struct acpi_table_dmar
459 {
460     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
461     UINT8                   Width;              /* Host Address Width */
462     UINT8                   Flags;
463     UINT8                   Reserved[10];
464 
465 } ACPI_TABLE_DMAR;
466 
467 /* Masks for Flags field above */
468 
469 #define ACPI_DMAR_INTR_REMAP        (1)
470 #define	ACPI_DMAR_X2APIC_OPT_OUT    (2)
471 
472 
473 /* DMAR subtable header */
474 
475 typedef struct acpi_dmar_header
476 {
477     UINT16                  Type;
478     UINT16                  Length;
479 
480 } ACPI_DMAR_HEADER;
481 
482 /* Values for subtable type in ACPI_DMAR_HEADER */
483 
484 enum AcpiDmarType
485 {
486     ACPI_DMAR_TYPE_HARDWARE_UNIT        = 0,
487     ACPI_DMAR_TYPE_RESERVED_MEMORY      = 1,
488     ACPI_DMAR_TYPE_ROOT_ATS             = 2,
489     ACPI_DMAR_TYPE_HARDWARE_AFFINITY    = 3,
490     ACPI_DMAR_TYPE_NAMESPACE            = 4,
491     ACPI_DMAR_TYPE_RESERVED             = 5     /* 5 and greater are reserved */
492 };
493 
494 
495 /* DMAR Device Scope structure */
496 
497 typedef struct acpi_dmar_device_scope
498 {
499     UINT8                   EntryType;
500     UINT8                   Length;
501     UINT16                  Reserved;
502     UINT8                   EnumerationId;
503     UINT8                   Bus;
504 
505 } ACPI_DMAR_DEVICE_SCOPE;
506 
507 /* Values for EntryType in ACPI_DMAR_DEVICE_SCOPE - device types */
508 
509 enum AcpiDmarScopeType
510 {
511     ACPI_DMAR_SCOPE_TYPE_NOT_USED       = 0,
512     ACPI_DMAR_SCOPE_TYPE_ENDPOINT       = 1,
513     ACPI_DMAR_SCOPE_TYPE_BRIDGE         = 2,
514     ACPI_DMAR_SCOPE_TYPE_IOAPIC         = 3,
515     ACPI_DMAR_SCOPE_TYPE_HPET           = 4,
516     ACPI_DMAR_SCOPE_TYPE_NAMESPACE      = 5,
517     ACPI_DMAR_SCOPE_TYPE_RESERVED       = 6     /* 6 and greater are reserved */
518 };
519 
520 typedef struct acpi_dmar_pci_path
521 {
522     UINT8                   Device;
523     UINT8                   Function;
524 
525 } ACPI_DMAR_PCI_PATH;
526 
527 
528 /*
529  * DMAR Subtables, correspond to Type in ACPI_DMAR_HEADER
530  */
531 
532 /* 0: Hardware Unit Definition */
533 
534 typedef struct acpi_dmar_hardware_unit
535 {
536     ACPI_DMAR_HEADER        Header;
537     UINT8                   Flags;
538     UINT8                   Reserved;
539     UINT16                  Segment;
540     UINT64                  Address;            /* Register Base Address */
541 
542 } ACPI_DMAR_HARDWARE_UNIT;
543 
544 /* Masks for Flags field above */
545 
546 #define ACPI_DMAR_INCLUDE_ALL       (1)
547 
548 
549 /* 1: Reserved Memory Defininition */
550 
551 typedef struct acpi_dmar_reserved_memory
552 {
553     ACPI_DMAR_HEADER        Header;
554     UINT16                  Reserved;
555     UINT16                  Segment;
556     UINT64                  BaseAddress;        /* 4K aligned base address */
557     UINT64                  EndAddress;         /* 4K aligned limit address */
558 
559 } ACPI_DMAR_RESERVED_MEMORY;
560 
561 /* Masks for Flags field above */
562 
563 #define ACPI_DMAR_ALLOW_ALL         (1)
564 
565 
566 /* 2: Root Port ATS Capability Reporting Structure */
567 
568 typedef struct acpi_dmar_atsr
569 {
570     ACPI_DMAR_HEADER        Header;
571     UINT8                   Flags;
572     UINT8                   Reserved;
573     UINT16                  Segment;
574 
575 } ACPI_DMAR_ATSR;
576 
577 /* Masks for Flags field above */
578 
579 #define ACPI_DMAR_ALL_PORTS         (1)
580 
581 
582 /* 3: Remapping Hardware Static Affinity Structure */
583 
584 typedef struct acpi_dmar_rhsa
585 {
586     ACPI_DMAR_HEADER        Header;
587     UINT32                  Reserved;
588     UINT64                  BaseAddress;
589     UINT32                  ProximityDomain;
590 
591 } ACPI_DMAR_RHSA;
592 
593 
594 /* 4: ACPI Namespace Device Declaration Structure */
595 
596 typedef struct acpi_dmar_andd
597 {
598     ACPI_DMAR_HEADER        Header;
599     UINT8                   Reserved[3];
600     UINT8                   DeviceNumber;
601     char                    DeviceName[1];
602 
603 } ACPI_DMAR_ANDD;
604 
605 
606 /*******************************************************************************
607  *
608  * HPET - High Precision Event Timer table
609  *        Version 1
610  *
611  * Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
612  * Version 1.0a, October 2004
613  *
614  ******************************************************************************/
615 
616 typedef struct acpi_table_hpet
617 {
618     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
619     UINT32                  Id;                 /* Hardware ID of event timer block */
620     ACPI_GENERIC_ADDRESS    Address;            /* Address of event timer block */
621     UINT8                   Sequence;           /* HPET sequence number */
622     UINT16                  MinimumTick;        /* Main counter min tick, periodic mode */
623     UINT8                   Flags;
624 
625 } ACPI_TABLE_HPET;
626 
627 /* Masks for Flags field above */
628 
629 #define ACPI_HPET_PAGE_PROTECT_MASK (3)
630 
631 /* Values for Page Protect flags */
632 
633 enum AcpiHpetPageProtect
634 {
635     ACPI_HPET_NO_PAGE_PROTECT       = 0,
636     ACPI_HPET_PAGE_PROTECT4         = 1,
637     ACPI_HPET_PAGE_PROTECT64        = 2
638 };
639 
640 
641 /*******************************************************************************
642  *
643  * IBFT - Boot Firmware Table
644  *        Version 1
645  *
646  * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
647  * Specification", Version 1.01, March 1, 2007
648  *
649  * Note: It appears that this table is not intended to appear in the RSDT/XSDT.
650  * Therefore, it is not currently supported by the disassembler.
651  *
652  ******************************************************************************/
653 
654 typedef struct acpi_table_ibft
655 {
656     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
657     UINT8                   Reserved[12];
658 
659 } ACPI_TABLE_IBFT;
660 
661 
662 /* IBFT common subtable header */
663 
664 typedef struct acpi_ibft_header
665 {
666     UINT8                   Type;
667     UINT8                   Version;
668     UINT16                  Length;
669     UINT8                   Index;
670     UINT8                   Flags;
671 
672 } ACPI_IBFT_HEADER;
673 
674 /* Values for Type field above */
675 
676 enum AcpiIbftType
677 {
678     ACPI_IBFT_TYPE_NOT_USED         = 0,
679     ACPI_IBFT_TYPE_CONTROL          = 1,
680     ACPI_IBFT_TYPE_INITIATOR        = 2,
681     ACPI_IBFT_TYPE_NIC              = 3,
682     ACPI_IBFT_TYPE_TARGET           = 4,
683     ACPI_IBFT_TYPE_EXTENSIONS       = 5,
684     ACPI_IBFT_TYPE_RESERVED         = 6     /* 6 and greater are reserved */
685 };
686 
687 
688 /* IBFT subtables */
689 
690 typedef struct acpi_ibft_control
691 {
692     ACPI_IBFT_HEADER        Header;
693     UINT16                  Extensions;
694     UINT16                  InitiatorOffset;
695     UINT16                  Nic0Offset;
696     UINT16                  Target0Offset;
697     UINT16                  Nic1Offset;
698     UINT16                  Target1Offset;
699 
700 } ACPI_IBFT_CONTROL;
701 
702 typedef struct acpi_ibft_initiator
703 {
704     ACPI_IBFT_HEADER        Header;
705     UINT8                   SnsServer[16];
706     UINT8                   SlpServer[16];
707     UINT8                   PrimaryServer[16];
708     UINT8                   SecondaryServer[16];
709     UINT16                  NameLength;
710     UINT16                  NameOffset;
711 
712 } ACPI_IBFT_INITIATOR;
713 
714 typedef struct acpi_ibft_nic
715 {
716     ACPI_IBFT_HEADER        Header;
717     UINT8                   IpAddress[16];
718     UINT8                   SubnetMaskPrefix;
719     UINT8                   Origin;
720     UINT8                   Gateway[16];
721     UINT8                   PrimaryDns[16];
722     UINT8                   SecondaryDns[16];
723     UINT8                   Dhcp[16];
724     UINT16                  Vlan;
725     UINT8                   MacAddress[6];
726     UINT16                  PciAddress;
727     UINT16                  NameLength;
728     UINT16                  NameOffset;
729 
730 } ACPI_IBFT_NIC;
731 
732 typedef struct acpi_ibft_target
733 {
734     ACPI_IBFT_HEADER        Header;
735     UINT8                   TargetIpAddress[16];
736     UINT16                  TargetIpSocket;
737     UINT8                   TargetBootLun[8];
738     UINT8                   ChapType;
739     UINT8                   NicAssociation;
740     UINT16                  TargetNameLength;
741     UINT16                  TargetNameOffset;
742     UINT16                  ChapNameLength;
743     UINT16                  ChapNameOffset;
744     UINT16                  ChapSecretLength;
745     UINT16                  ChapSecretOffset;
746     UINT16                  ReverseChapNameLength;
747     UINT16                  ReverseChapNameOffset;
748     UINT16                  ReverseChapSecretLength;
749     UINT16                  ReverseChapSecretOffset;
750 
751 } ACPI_IBFT_TARGET;
752 
753 
754 /*******************************************************************************
755  *
756  * IVRS - I/O Virtualization Reporting Structure
757  *        Version 1
758  *
759  * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
760  * Revision 1.26, February 2009.
761  *
762  ******************************************************************************/
763 
764 typedef struct acpi_table_ivrs
765 {
766     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
767     UINT32                  Info;               /* Common virtualization info */
768     UINT64                  Reserved;
769 
770 } ACPI_TABLE_IVRS;
771 
772 /* Values for Info field above */
773 
774 #define ACPI_IVRS_PHYSICAL_SIZE     0x00007F00  /* 7 bits, physical address size */
775 #define ACPI_IVRS_VIRTUAL_SIZE      0x003F8000  /* 7 bits, virtual address size */
776 #define ACPI_IVRS_ATS_RESERVED      0x00400000  /* ATS address translation range reserved */
777 
778 
779 /* IVRS subtable header */
780 
781 typedef struct acpi_ivrs_header
782 {
783     UINT8                   Type;               /* Subtable type */
784     UINT8                   Flags;
785     UINT16                  Length;             /* Subtable length */
786     UINT16                  DeviceId;           /* ID of IOMMU */
787 
788 } ACPI_IVRS_HEADER;
789 
790 /* Values for subtable Type above */
791 
792 enum AcpiIvrsType
793 {
794     ACPI_IVRS_TYPE_HARDWARE         = 0x10,
795     ACPI_IVRS_TYPE_MEMORY1          = 0x20,
796     ACPI_IVRS_TYPE_MEMORY2          = 0x21,
797     ACPI_IVRS_TYPE_MEMORY3          = 0x22
798 };
799 
800 /* Masks for Flags field above for IVHD subtable */
801 
802 #define ACPI_IVHD_TT_ENABLE         (1)
803 #define ACPI_IVHD_PASS_PW           (1<<1)
804 #define ACPI_IVHD_RES_PASS_PW       (1<<2)
805 #define ACPI_IVHD_ISOC              (1<<3)
806 #define ACPI_IVHD_IOTLB             (1<<4)
807 
808 /* Masks for Flags field above for IVMD subtable */
809 
810 #define ACPI_IVMD_UNITY             (1)
811 #define ACPI_IVMD_READ              (1<<1)
812 #define ACPI_IVMD_WRITE             (1<<2)
813 #define ACPI_IVMD_EXCLUSION_RANGE   (1<<3)
814 
815 
816 /*
817  * IVRS subtables, correspond to Type in ACPI_IVRS_HEADER
818  */
819 
820 /* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
821 
822 typedef struct acpi_ivrs_hardware
823 {
824     ACPI_IVRS_HEADER        Header;
825     UINT16                  CapabilityOffset;   /* Offset for IOMMU control fields */
826     UINT64                  BaseAddress;        /* IOMMU control registers */
827     UINT16                  PciSegmentGroup;
828     UINT16                  Info;               /* MSI number and unit ID */
829     UINT32                  Reserved;
830 
831 } ACPI_IVRS_HARDWARE;
832 
833 /* Masks for Info field above */
834 
835 #define ACPI_IVHD_MSI_NUMBER_MASK   0x001F      /* 5 bits, MSI message number */
836 #define ACPI_IVHD_UNIT_ID_MASK      0x1F00      /* 5 bits, UnitID */
837 
838 
839 /*
840  * Device Entries for IVHD subtable, appear after ACPI_IVRS_HARDWARE structure.
841  * Upper two bits of the Type field are the (encoded) length of the structure.
842  * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
843  * are reserved for future use but not defined.
844  */
845 typedef struct acpi_ivrs_de_header
846 {
847     UINT8                   Type;
848     UINT16                  Id;
849     UINT8                   DataSetting;
850 
851 } ACPI_IVRS_DE_HEADER;
852 
853 /* Length of device entry is in the top two bits of Type field above */
854 
855 #define ACPI_IVHD_ENTRY_LENGTH      0xC0
856 
857 /* Values for device entry Type field above */
858 
859 enum AcpiIvrsDeviceEntryType
860 {
861     /* 4-byte device entries, all use ACPI_IVRS_DEVICE4 */
862 
863     ACPI_IVRS_TYPE_PAD4             = 0,
864     ACPI_IVRS_TYPE_ALL              = 1,
865     ACPI_IVRS_TYPE_SELECT           = 2,
866     ACPI_IVRS_TYPE_START            = 3,
867     ACPI_IVRS_TYPE_END              = 4,
868 
869     /* 8-byte device entries */
870 
871     ACPI_IVRS_TYPE_PAD8             = 64,
872     ACPI_IVRS_TYPE_NOT_USED         = 65,
873     ACPI_IVRS_TYPE_ALIAS_SELECT     = 66, /* Uses ACPI_IVRS_DEVICE8A */
874     ACPI_IVRS_TYPE_ALIAS_START      = 67, /* Uses ACPI_IVRS_DEVICE8A */
875     ACPI_IVRS_TYPE_EXT_SELECT       = 70, /* Uses ACPI_IVRS_DEVICE8B */
876     ACPI_IVRS_TYPE_EXT_START        = 71, /* Uses ACPI_IVRS_DEVICE8B */
877     ACPI_IVRS_TYPE_SPECIAL          = 72  /* Uses ACPI_IVRS_DEVICE8C */
878 };
879 
880 /* Values for Data field above */
881 
882 #define ACPI_IVHD_INIT_PASS         (1)
883 #define ACPI_IVHD_EINT_PASS         (1<<1)
884 #define ACPI_IVHD_NMI_PASS          (1<<2)
885 #define ACPI_IVHD_SYSTEM_MGMT       (3<<4)
886 #define ACPI_IVHD_LINT0_PASS        (1<<6)
887 #define ACPI_IVHD_LINT1_PASS        (1<<7)
888 
889 
890 /* Types 0-4: 4-byte device entry */
891 
892 typedef struct acpi_ivrs_device4
893 {
894     ACPI_IVRS_DE_HEADER     Header;
895 
896 } ACPI_IVRS_DEVICE4;
897 
898 /* Types 66-67: 8-byte device entry */
899 
900 typedef struct acpi_ivrs_device8a
901 {
902     ACPI_IVRS_DE_HEADER     Header;
903     UINT8                   Reserved1;
904     UINT16                  UsedId;
905     UINT8                   Reserved2;
906 
907 } ACPI_IVRS_DEVICE8A;
908 
909 /* Types 70-71: 8-byte device entry */
910 
911 typedef struct acpi_ivrs_device8b
912 {
913     ACPI_IVRS_DE_HEADER     Header;
914     UINT32                  ExtendedData;
915 
916 } ACPI_IVRS_DEVICE8B;
917 
918 /* Values for ExtendedData above */
919 
920 #define ACPI_IVHD_ATS_DISABLED      (1<<31)
921 
922 /* Type 72: 8-byte device entry */
923 
924 typedef struct acpi_ivrs_device8c
925 {
926     ACPI_IVRS_DE_HEADER     Header;
927     UINT8                   Handle;
928     UINT16                  UsedId;
929     UINT8                   Variety;
930 
931 } ACPI_IVRS_DEVICE8C;
932 
933 /* Values for Variety field above */
934 
935 #define ACPI_IVHD_IOAPIC            1
936 #define ACPI_IVHD_HPET              2
937 
938 
939 /* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
940 
941 typedef struct acpi_ivrs_memory
942 {
943     ACPI_IVRS_HEADER        Header;
944     UINT16                  AuxData;
945     UINT64                  Reserved;
946     UINT64                  StartAddress;
947     UINT64                  MemoryLength;
948 
949 } ACPI_IVRS_MEMORY;
950 
951 
952 /*******************************************************************************
953  *
954  * LPIT - Low Power Idle Table
955  *
956  * Conforms to "ACPI Low Power Idle Table (LPIT) and _LPD Proposal (DRAFT)"
957  *
958  ******************************************************************************/
959 
960 typedef struct acpi_table_lpit
961 {
962     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
963 
964 } ACPI_TABLE_LPIT;
965 
966 
967 /* LPIT subtable header */
968 
969 typedef struct acpi_lpit_header
970 {
971     UINT32                  Type;               /* Subtable type */
972     UINT32                  Length;             /* Subtable length */
973     UINT16                  UniqueId;
974     UINT16                  Reserved;
975     UINT32                  Flags;
976 
977 } ACPI_LPIT_HEADER;
978 
979 /* Values for subtable Type above */
980 
981 enum AcpiLpitType
982 {
983     ACPI_LPIT_TYPE_NATIVE_CSTATE    = 0x00,
984     ACPI_LPIT_TYPE_SIMPLE_IO        = 0x01,
985     ACPI_LPIT_TYPE_RESERVED         = 0x02      /* 2 and above are reserved */
986 };
987 
988 /* Masks for Flags field above  */
989 
990 #define ACPI_LPIT_STATE_DISABLED    (1)
991 #define ACPI_LPIT_NO_COUNTER        (1<<1)
992 
993 /*
994  * LPIT subtables, correspond to Type in ACPI_LPIT_HEADER
995  */
996 
997 /* 0x00: Native C-state instruction based LPI structure */
998 
999 typedef struct acpi_lpit_native
1000 {
1001     ACPI_LPIT_HEADER        Header;
1002     ACPI_GENERIC_ADDRESS    EntryTrigger;
1003     UINT32                  Residency;
1004     UINT32                  Latency;
1005     ACPI_GENERIC_ADDRESS    ResidencyCounter;
1006     UINT64                  CounterFrequency;
1007 
1008 } ACPI_LPIT_NATIVE;
1009 
1010 
1011 /* 0x01: Simple I/O based LPI structure */
1012 
1013 typedef struct acpi_lpit_io
1014 {
1015     ACPI_LPIT_HEADER        Header;
1016     ACPI_GENERIC_ADDRESS    EntryTrigger;
1017     UINT32                  TriggerAction;
1018     UINT64                  TriggerValue;
1019     UINT64                  TriggerMask;
1020     ACPI_GENERIC_ADDRESS    MinimumIdleState;
1021     UINT32                  Residency;
1022     UINT32                  Latency;
1023     ACPI_GENERIC_ADDRESS    ResidencyCounter;
1024     UINT64                  CounterFrequency;
1025 
1026 } ACPI_LPIT_IO;
1027 
1028 
1029 /*******************************************************************************
1030  *
1031  * MCFG - PCI Memory Mapped Configuration table and subtable
1032  *        Version 1
1033  *
1034  * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
1035  *
1036  ******************************************************************************/
1037 
1038 typedef struct acpi_table_mcfg
1039 {
1040     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1041     UINT8                   Reserved[8];
1042 
1043 } ACPI_TABLE_MCFG;
1044 
1045 
1046 /* Subtable */
1047 
1048 typedef struct acpi_mcfg_allocation
1049 {
1050     UINT64                  Address;            /* Base address, processor-relative */
1051     UINT16                  PciSegment;         /* PCI segment group number */
1052     UINT8                   StartBusNumber;     /* Starting PCI Bus number */
1053     UINT8                   EndBusNumber;       /* Final PCI Bus number */
1054     UINT32                  Reserved;
1055 
1056 } ACPI_MCFG_ALLOCATION;
1057 
1058 
1059 /*******************************************************************************
1060  *
1061  * MCHI - Management Controller Host Interface Table
1062  *        Version 1
1063  *
1064  * Conforms to "Management Component Transport Protocol (MCTP) Host
1065  * Interface Specification", Revision 1.0.0a, October 13, 2009
1066  *
1067  ******************************************************************************/
1068 
1069 typedef struct acpi_table_mchi
1070 {
1071     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1072     UINT8                   InterfaceType;
1073     UINT8                   Protocol;
1074     UINT64                  ProtocolData;
1075     UINT8                   InterruptType;
1076     UINT8                   Gpe;
1077     UINT8                   PciDeviceFlag;
1078     UINT32                  GlobalInterrupt;
1079     ACPI_GENERIC_ADDRESS    ControlRegister;
1080     UINT8                   PciSegment;
1081     UINT8                   PciBus;
1082     UINT8                   PciDevice;
1083     UINT8                   PciFunction;
1084 
1085 } ACPI_TABLE_MCHI;
1086 
1087 
1088 /*******************************************************************************
1089  *
1090  * MSDM - Microsoft Data Management table
1091  *
1092  * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
1093  * November 29, 2011. Copyright 2011 Microsoft
1094  *
1095  ******************************************************************************/
1096 
1097 /* Basic MSDM table is only the common ACPI header */
1098 
1099 typedef struct acpi_table_msdm
1100 {
1101     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1102 
1103 } ACPI_TABLE_MSDM;
1104 
1105 
1106 /*******************************************************************************
1107  *
1108  * MTMR - MID Timer Table
1109  *        Version 1
1110  *
1111  * Conforms to "Simple Firmware Interface Specification",
1112  * Draft 0.8.2, Oct 19, 2010
1113  * NOTE: The ACPI MTMR is equivalent to the SFI MTMR table.
1114  *
1115  ******************************************************************************/
1116 
1117 typedef struct acpi_table_mtmr
1118 {
1119     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1120 
1121 } ACPI_TABLE_MTMR;
1122 
1123 /* MTMR entry */
1124 
1125 typedef struct acpi_mtmr_entry
1126 {
1127     ACPI_GENERIC_ADDRESS    PhysicalAddress;
1128     UINT32                  Frequency;
1129     UINT32                  Irq;
1130 
1131 } ACPI_MTMR_ENTRY;
1132 
1133 
1134 /*******************************************************************************
1135  *
1136  * SLIC - Software Licensing Description Table
1137  *
1138  * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
1139  * November 29, 2011. Copyright 2011 Microsoft
1140  *
1141  ******************************************************************************/
1142 
1143 /* Basic SLIC table is only the common ACPI header */
1144 
1145 typedef struct acpi_table_slic
1146 {
1147     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1148 
1149 } ACPI_TABLE_SLIC;
1150 
1151 
1152 /*******************************************************************************
1153  *
1154  * SPCR - Serial Port Console Redirection table
1155  *        Version 1
1156  *
1157  * Conforms to "Serial Port Console Redirection Table",
1158  * Version 1.00, January 11, 2002
1159  *
1160  ******************************************************************************/
1161 
1162 typedef struct acpi_table_spcr
1163 {
1164     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1165     UINT8                   InterfaceType;      /* 0=full 16550, 1=subset of 16550 */
1166     UINT8                   Reserved[3];
1167     ACPI_GENERIC_ADDRESS    SerialPort;
1168     UINT8                   InterruptType;
1169     UINT8                   PcInterrupt;
1170     UINT32                  Interrupt;
1171     UINT8                   BaudRate;
1172     UINT8                   Parity;
1173     UINT8                   StopBits;
1174     UINT8                   FlowControl;
1175     UINT8                   TerminalType;
1176     UINT8                   Reserved1;
1177     UINT16                  PciDeviceId;
1178     UINT16                  PciVendorId;
1179     UINT8                   PciBus;
1180     UINT8                   PciDevice;
1181     UINT8                   PciFunction;
1182     UINT32                  PciFlags;
1183     UINT8                   PciSegment;
1184     UINT32                  Reserved2;
1185 
1186 } ACPI_TABLE_SPCR;
1187 
1188 /* Masks for PciFlags field above */
1189 
1190 #define ACPI_SPCR_DO_NOT_DISABLE    (1)
1191 
1192 
1193 /*******************************************************************************
1194  *
1195  * SPMI - Server Platform Management Interface table
1196  *        Version 5
1197  *
1198  * Conforms to "Intelligent Platform Management Interface Specification
1199  * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
1200  * June 12, 2009 markup.
1201  *
1202  ******************************************************************************/
1203 
1204 typedef struct acpi_table_spmi
1205 {
1206     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1207     UINT8                   InterfaceType;
1208     UINT8                   Reserved;           /* Must be 1 */
1209     UINT16                  SpecRevision;       /* Version of IPMI */
1210     UINT8                   InterruptType;
1211     UINT8                   GpeNumber;          /* GPE assigned */
1212     UINT8                   Reserved1;
1213     UINT8                   PciDeviceFlag;
1214     UINT32                  Interrupt;
1215     ACPI_GENERIC_ADDRESS    IpmiRegister;
1216     UINT8                   PciSegment;
1217     UINT8                   PciBus;
1218     UINT8                   PciDevice;
1219     UINT8                   PciFunction;
1220     UINT8                   Reserved2;
1221 
1222 } ACPI_TABLE_SPMI;
1223 
1224 /* Values for InterfaceType above */
1225 
1226 enum AcpiSpmiInterfaceTypes
1227 {
1228     ACPI_SPMI_NOT_USED              = 0,
1229     ACPI_SPMI_KEYBOARD              = 1,
1230     ACPI_SPMI_SMI                   = 2,
1231     ACPI_SPMI_BLOCK_TRANSFER        = 3,
1232     ACPI_SPMI_SMBUS                 = 4,
1233     ACPI_SPMI_RESERVED              = 5         /* 5 and above are reserved */
1234 };
1235 
1236 
1237 /*******************************************************************************
1238  *
1239  * TCPA - Trusted Computing Platform Alliance table
1240  *        Version 1
1241  *
1242  * Conforms to "TCG PC Specific Implementation Specification",
1243  * Version 1.1, August 18, 2003
1244  *
1245  ******************************************************************************/
1246 
1247 typedef struct acpi_table_tcpa
1248 {
1249     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1250     UINT16                  Reserved;
1251     UINT32                  MaxLogLength;       /* Maximum length for the event log area */
1252     UINT64                  LogAddress;         /* Address of the event log area */
1253 
1254 } ACPI_TABLE_TCPA;
1255 
1256 
1257 /*******************************************************************************
1258  *
1259  * UEFI - UEFI Boot optimization Table
1260  *        Version 1
1261  *
1262  * Conforms to "Unified Extensible Firmware Interface Specification",
1263  * Version 2.3, May 8, 2009
1264  *
1265  ******************************************************************************/
1266 
1267 typedef struct acpi_table_uefi
1268 {
1269     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1270     UINT8                   Identifier[16];     /* UUID identifier */
1271     UINT16                  DataOffset;         /* Offset of remaining data in table */
1272 
1273 } ACPI_TABLE_UEFI;
1274 
1275 
1276 /*******************************************************************************
1277  *
1278  * VRTC - Virtual Real Time Clock Table
1279  *        Version 1
1280  *
1281  * Conforms to "Simple Firmware Interface Specification",
1282  * Draft 0.8.2, Oct 19, 2010
1283  * NOTE: The ACPI VRTC is equivalent to The SFI MRTC table.
1284  *
1285  ******************************************************************************/
1286 
1287 typedef struct acpi_table_vrtc
1288 {
1289     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1290 
1291 } ACPI_TABLE_VRTC;
1292 
1293 /* VRTC entry */
1294 
1295 typedef struct acpi_vrtc_entry
1296 {
1297     ACPI_GENERIC_ADDRESS    PhysicalAddress;
1298     UINT32                  Irq;
1299 
1300 } ACPI_VRTC_ENTRY;
1301 
1302 
1303 /*******************************************************************************
1304  *
1305  * WAET - Windows ACPI Emulated devices Table
1306  *        Version 1
1307  *
1308  * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
1309  *
1310  ******************************************************************************/
1311 
1312 typedef struct acpi_table_waet
1313 {
1314     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1315     UINT32                  Flags;
1316 
1317 } ACPI_TABLE_WAET;
1318 
1319 /* Masks for Flags field above */
1320 
1321 #define ACPI_WAET_RTC_NO_ACK        (1)         /* RTC requires no int acknowledge */
1322 #define ACPI_WAET_TIMER_ONE_READ    (1<<1)      /* PM timer requires only one read */
1323 
1324 
1325 /*******************************************************************************
1326  *
1327  * WDAT - Watchdog Action Table
1328  *        Version 1
1329  *
1330  * Conforms to "Hardware Watchdog Timers Design Specification",
1331  * Copyright 2006 Microsoft Corporation.
1332  *
1333  ******************************************************************************/
1334 
1335 typedef struct acpi_table_wdat
1336 {
1337     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1338     UINT32                  HeaderLength;       /* Watchdog Header Length */
1339     UINT16                  PciSegment;         /* PCI Segment number */
1340     UINT8                   PciBus;             /* PCI Bus number */
1341     UINT8                   PciDevice;          /* PCI Device number */
1342     UINT8                   PciFunction;        /* PCI Function number */
1343     UINT8                   Reserved[3];
1344     UINT32                  TimerPeriod;        /* Period of one timer count (msec) */
1345     UINT32                  MaxCount;           /* Maximum counter value supported */
1346     UINT32                  MinCount;           /* Minimum counter value */
1347     UINT8                   Flags;
1348     UINT8                   Reserved2[3];
1349     UINT32                  Entries;            /* Number of watchdog entries that follow */
1350 
1351 } ACPI_TABLE_WDAT;
1352 
1353 /* Masks for Flags field above */
1354 
1355 #define ACPI_WDAT_ENABLED           (1)
1356 #define ACPI_WDAT_STOPPED           0x80
1357 
1358 
1359 /* WDAT Instruction Entries (actions) */
1360 
1361 typedef struct acpi_wdat_entry
1362 {
1363     UINT8                   Action;
1364     UINT8                   Instruction;
1365     UINT16                  Reserved;
1366     ACPI_GENERIC_ADDRESS    RegisterRegion;
1367     UINT32                  Value;              /* Value used with Read/Write register */
1368     UINT32                  Mask;               /* Bitmask required for this register instruction */
1369 
1370 } ACPI_WDAT_ENTRY;
1371 
1372 /* Values for Action field above */
1373 
1374 enum AcpiWdatActions
1375 {
1376     ACPI_WDAT_RESET                 = 1,
1377     ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
1378     ACPI_WDAT_GET_COUNTDOWN         = 5,
1379     ACPI_WDAT_SET_COUNTDOWN         = 6,
1380     ACPI_WDAT_GET_RUNNING_STATE     = 8,
1381     ACPI_WDAT_SET_RUNNING_STATE     = 9,
1382     ACPI_WDAT_GET_STOPPED_STATE     = 10,
1383     ACPI_WDAT_SET_STOPPED_STATE     = 11,
1384     ACPI_WDAT_GET_REBOOT            = 16,
1385     ACPI_WDAT_SET_REBOOT            = 17,
1386     ACPI_WDAT_GET_SHUTDOWN          = 18,
1387     ACPI_WDAT_SET_SHUTDOWN          = 19,
1388     ACPI_WDAT_GET_STATUS            = 32,
1389     ACPI_WDAT_SET_STATUS            = 33,
1390     ACPI_WDAT_ACTION_RESERVED       = 34    /* 34 and greater are reserved */
1391 };
1392 
1393 /* Values for Instruction field above */
1394 
1395 enum AcpiWdatInstructions
1396 {
1397     ACPI_WDAT_READ_VALUE            = 0,
1398     ACPI_WDAT_READ_COUNTDOWN        = 1,
1399     ACPI_WDAT_WRITE_VALUE           = 2,
1400     ACPI_WDAT_WRITE_COUNTDOWN       = 3,
1401     ACPI_WDAT_INSTRUCTION_RESERVED  = 4,    /* 4 and greater are reserved */
1402     ACPI_WDAT_PRESERVE_REGISTER     = 0x80  /* Except for this value */
1403 };
1404 
1405 
1406 /*******************************************************************************
1407  *
1408  * WDDT - Watchdog Descriptor Table
1409  *        Version 1
1410  *
1411  * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)",
1412  * Version 001, September 2002
1413  *
1414  ******************************************************************************/
1415 
1416 typedef struct acpi_table_wddt
1417 {
1418     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1419     UINT16                  SpecVersion;
1420     UINT16                  TableVersion;
1421     UINT16                  PciVendorId;
1422     ACPI_GENERIC_ADDRESS    Address;
1423     UINT16                  MaxCount;           /* Maximum counter value supported */
1424     UINT16                  MinCount;           /* Minimum counter value supported */
1425     UINT16                  Period;
1426     UINT16                  Status;
1427     UINT16                  Capability;
1428 
1429 } ACPI_TABLE_WDDT;
1430 
1431 /* Flags for Status field above */
1432 
1433 #define ACPI_WDDT_AVAILABLE     (1)
1434 #define ACPI_WDDT_ACTIVE        (1<<1)
1435 #define ACPI_WDDT_TCO_OS_OWNED  (1<<2)
1436 #define ACPI_WDDT_USER_RESET    (1<<11)
1437 #define ACPI_WDDT_WDT_RESET     (1<<12)
1438 #define ACPI_WDDT_POWER_FAIL    (1<<13)
1439 #define ACPI_WDDT_UNKNOWN_RESET (1<<14)
1440 
1441 /* Flags for Capability field above */
1442 
1443 #define ACPI_WDDT_AUTO_RESET    (1)
1444 #define ACPI_WDDT_ALERT_SUPPORT (1<<1)
1445 
1446 
1447 /*******************************************************************************
1448  *
1449  * WDRT - Watchdog Resource Table
1450  *        Version 1
1451  *
1452  * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
1453  * Version 1.01, August 28, 2006
1454  *
1455  ******************************************************************************/
1456 
1457 typedef struct acpi_table_wdrt
1458 {
1459     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1460     ACPI_GENERIC_ADDRESS    ControlRegister;
1461     ACPI_GENERIC_ADDRESS    CountRegister;
1462     UINT16                  PciDeviceId;
1463     UINT16                  PciVendorId;
1464     UINT8                   PciBus;             /* PCI Bus number */
1465     UINT8                   PciDevice;          /* PCI Device number */
1466     UINT8                   PciFunction;        /* PCI Function number */
1467     UINT8                   PciSegment;         /* PCI Segment number */
1468     UINT16                  MaxCount;           /* Maximum counter value supported */
1469     UINT8                   Units;
1470 
1471 } ACPI_TABLE_WDRT;
1472 
1473 
1474 /* Reset to default packing */
1475 
1476 #pragma pack()
1477 
1478 #endif /* __ACTBL2_H__ */
1479