1 /******************************************************************************
2  *
3  * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec)
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2014, 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 #pragma pack(push) /* Set default struct packing */
49 
50 /*******************************************************************************
51  *
52  * Additional ACPI Tables (2)
53  *
54  * These tables are not consumed directly by the ACPICA subsystem, but are
55  * included here to support device drivers and the AML disassembler.
56  *
57  * The tables in this file are defined by third-party specifications, and are
58  * not defined directly by the ACPI specification itself.
59  *
60  ******************************************************************************/
61 
62 
63 /*
64  * Values for description table header signatures for tables defined in this
65  * file. Useful because they make it more difficult to inadvertently type in
66  * the wrong signature.
67  */
68 #define ACPI_SIG_ASF            "ASF!"      /* Alert Standard Format table */
69 #define ACPI_SIG_BOOT           "BOOT"      /* Simple Boot Flag Table */
70 #define ACPI_SIG_CSRT           "CSRT"      /* Core System Resource Table */
71 #define ACPI_SIG_DBG2           "DBG2"      /* Debug Port table type 2 */
72 #define ACPI_SIG_DBGP           "DBGP"      /* Debug Port table */
73 #define ACPI_SIG_DMAR           "DMAR"      /* DMA Remapping table */
74 #define ACPI_SIG_HPET           "HPET"      /* High Precision Event Timer table */
75 #define ACPI_SIG_IBFT           "IBFT"      /* iSCSI Boot Firmware Table */
76 #define ACPI_SIG_IVRS           "IVRS"      /* I/O Virtualization Reporting Structure */
77 #define ACPI_SIG_MCFG           "MCFG"      /* PCI Memory Mapped Configuration table */
78 #define ACPI_SIG_MCHI           "MCHI"      /* Management Controller Host Interface 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 1.2, Sept. 2008
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 
471 
472 /* DMAR subtable header */
473 
474 typedef struct acpi_dmar_header
475 {
476     UINT16                  Type;
477     UINT16                  Length;
478 
479 } ACPI_DMAR_HEADER;
480 
481 /* Values for subtable type in ACPI_DMAR_HEADER */
482 
483 enum AcpiDmarType
484 {
485     ACPI_DMAR_TYPE_HARDWARE_UNIT        = 0,
486     ACPI_DMAR_TYPE_RESERVED_MEMORY      = 1,
487     ACPI_DMAR_TYPE_ATSR                 = 2,
488     ACPI_DMAR_HARDWARE_AFFINITY         = 3,
489     ACPI_DMAR_TYPE_RESERVED             = 4     /* 4 and greater are reserved */
490 };
491 
492 
493 /* DMAR Device Scope structure */
494 
495 typedef struct acpi_dmar_device_scope
496 {
497     UINT8                   EntryType;
498     UINT8                   Length;
499     UINT16                  Reserved;
500     UINT8                   EnumerationId;
501     UINT8                   Bus;
502 
503 } ACPI_DMAR_DEVICE_SCOPE;
504 
505 /* Values for EntryType in ACPI_DMAR_DEVICE_SCOPE */
506 
507 enum AcpiDmarScopeType
508 {
509     ACPI_DMAR_SCOPE_TYPE_NOT_USED       = 0,
510     ACPI_DMAR_SCOPE_TYPE_ENDPOINT       = 1,
511     ACPI_DMAR_SCOPE_TYPE_BRIDGE         = 2,
512     ACPI_DMAR_SCOPE_TYPE_IOAPIC         = 3,
513     ACPI_DMAR_SCOPE_TYPE_HPET           = 4,
514     ACPI_DMAR_SCOPE_TYPE_RESERVED       = 5     /* 5 and greater are reserved */
515 };
516 
517 typedef struct acpi_dmar_pci_path
518 {
519     UINT8                   Device;
520     UINT8                   Function;
521 
522 } ACPI_DMAR_PCI_PATH;
523 
524 
525 /*
526  * DMAR Sub-tables, correspond to Type in ACPI_DMAR_HEADER
527  */
528 
529 /* 0: Hardware Unit Definition */
530 
531 typedef struct acpi_dmar_hardware_unit
532 {
533     ACPI_DMAR_HEADER        Header;
534     UINT8                   Flags;
535     UINT8                   Reserved;
536     UINT16                  Segment;
537     UINT64                  Address;            /* Register Base Address */
538 
539 } ACPI_DMAR_HARDWARE_UNIT;
540 
541 /* Masks for Flags field above */
542 
543 #define ACPI_DMAR_INCLUDE_ALL       (1)
544 
545 
546 /* 1: Reserved Memory Defininition */
547 
548 typedef struct acpi_dmar_reserved_memory
549 {
550     ACPI_DMAR_HEADER        Header;
551     UINT16                  Reserved;
552     UINT16                  Segment;
553     UINT64                  BaseAddress;        /* 4K aligned base address */
554     UINT64                  EndAddress;         /* 4K aligned limit address */
555 
556 } ACPI_DMAR_RESERVED_MEMORY;
557 
558 /* Masks for Flags field above */
559 
560 #define ACPI_DMAR_ALLOW_ALL         (1)
561 
562 
563 /* 2: Root Port ATS Capability Reporting Structure */
564 
565 typedef struct acpi_dmar_atsr
566 {
567     ACPI_DMAR_HEADER        Header;
568     UINT8                   Flags;
569     UINT8                   Reserved;
570     UINT16                  Segment;
571 
572 } ACPI_DMAR_ATSR;
573 
574 /* Masks for Flags field above */
575 
576 #define ACPI_DMAR_ALL_PORTS         (1)
577 
578 
579 /* 3: Remapping Hardware Static Affinity Structure */
580 
581 typedef struct acpi_dmar_rhsa
582 {
583     ACPI_DMAR_HEADER        Header;
584     UINT32                  Reserved;
585     UINT64                  BaseAddress;
586     UINT32                  ProximityDomain;
587 
588 } ACPI_DMAR_RHSA;
589 
590 
591 /*******************************************************************************
592  *
593  * HPET - High Precision Event Timer table
594  *        Version 1
595  *
596  * Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
597  * Version 1.0a, October 2004
598  *
599  ******************************************************************************/
600 
601 typedef struct acpi_table_hpet
602 {
603     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
604     UINT32                  Id;                 /* Hardware ID of event timer block */
605     ACPI_GENERIC_ADDRESS    Address;            /* Address of event timer block */
606     UINT8                   Sequence;           /* HPET sequence number */
607     UINT16                  MinimumTick;        /* Main counter min tick, periodic mode */
608     UINT8                   Flags;
609 
610 } ACPI_TABLE_HPET;
611 
612 /* Masks for Flags field above */
613 
614 #define ACPI_HPET_PAGE_PROTECT_MASK (3)
615 
616 /* Values for Page Protect flags */
617 
618 enum AcpiHpetPageProtect
619 {
620     ACPI_HPET_NO_PAGE_PROTECT       = 0,
621     ACPI_HPET_PAGE_PROTECT4         = 1,
622     ACPI_HPET_PAGE_PROTECT64        = 2
623 };
624 
625 
626 /*******************************************************************************
627  *
628  * IBFT - Boot Firmware Table
629  *        Version 1
630  *
631  * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
632  * Specification", Version 1.01, March 1, 2007
633  *
634  * Note: It appears that this table is not intended to appear in the RSDT/XSDT.
635  * Therefore, it is not currently supported by the disassembler.
636  *
637  ******************************************************************************/
638 
639 typedef struct acpi_table_ibft
640 {
641     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
642     UINT8                   Reserved[12];
643 
644 } ACPI_TABLE_IBFT;
645 
646 
647 /* IBFT common subtable header */
648 
649 typedef struct acpi_ibft_header
650 {
651     UINT8                   Type;
652     UINT8                   Version;
653     UINT16                  Length;
654     UINT8                   Index;
655     UINT8                   Flags;
656 
657 } ACPI_IBFT_HEADER;
658 
659 /* Values for Type field above */
660 
661 enum AcpiIbftType
662 {
663     ACPI_IBFT_TYPE_NOT_USED         = 0,
664     ACPI_IBFT_TYPE_CONTROL          = 1,
665     ACPI_IBFT_TYPE_INITIATOR        = 2,
666     ACPI_IBFT_TYPE_NIC              = 3,
667     ACPI_IBFT_TYPE_TARGET           = 4,
668     ACPI_IBFT_TYPE_EXTENSIONS       = 5,
669     ACPI_IBFT_TYPE_RESERVED         = 6     /* 6 and greater are reserved */
670 };
671 
672 
673 /* IBFT subtables */
674 
675 typedef struct acpi_ibft_control
676 {
677     ACPI_IBFT_HEADER        Header;
678     UINT16                  Extensions;
679     UINT16                  InitiatorOffset;
680     UINT16                  Nic0Offset;
681     UINT16                  Target0Offset;
682     UINT16                  Nic1Offset;
683     UINT16                  Target1Offset;
684 
685 } ACPI_IBFT_CONTROL;
686 
687 typedef struct acpi_ibft_initiator
688 {
689     ACPI_IBFT_HEADER        Header;
690     UINT8                   SnsServer[16];
691     UINT8                   SlpServer[16];
692     UINT8                   PrimaryServer[16];
693     UINT8                   SecondaryServer[16];
694     UINT16                  NameLength;
695     UINT16                  NameOffset;
696 
697 } ACPI_IBFT_INITIATOR;
698 
699 typedef struct acpi_ibft_nic
700 {
701     ACPI_IBFT_HEADER        Header;
702     UINT8                   IpAddress[16];
703     UINT8                   SubnetMaskPrefix;
704     UINT8                   Origin;
705     UINT8                   Gateway[16];
706     UINT8                   PrimaryDns[16];
707     UINT8                   SecondaryDns[16];
708     UINT8                   Dhcp[16];
709     UINT16                  Vlan;
710     UINT8                   MacAddress[6];
711     UINT16                  PciAddress;
712     UINT16                  NameLength;
713     UINT16                  NameOffset;
714 
715 } ACPI_IBFT_NIC;
716 
717 typedef struct acpi_ibft_target
718 {
719     ACPI_IBFT_HEADER        Header;
720     UINT8                   TargetIpAddress[16];
721     UINT16                  TargetIpSocket;
722     UINT8                   TargetBootLun[8];
723     UINT8                   ChapType;
724     UINT8                   NicAssociation;
725     UINT16                  TargetNameLength;
726     UINT16                  TargetNameOffset;
727     UINT16                  ChapNameLength;
728     UINT16                  ChapNameOffset;
729     UINT16                  ChapSecretLength;
730     UINT16                  ChapSecretOffset;
731     UINT16                  ReverseChapNameLength;
732     UINT16                  ReverseChapNameOffset;
733     UINT16                  ReverseChapSecretLength;
734     UINT16                  ReverseChapSecretOffset;
735 
736 } ACPI_IBFT_TARGET;
737 
738 
739 /*******************************************************************************
740  *
741  * IVRS - I/O Virtualization Reporting Structure
742  *        Version 1
743  *
744  * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
745  * Revision 1.26, February 2009.
746  *
747  ******************************************************************************/
748 
749 typedef struct acpi_table_ivrs
750 {
751     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
752     UINT32                  Info;               /* Common virtualization info */
753     UINT64                  Reserved;
754 
755 } ACPI_TABLE_IVRS;
756 
757 /* Values for Info field above */
758 
759 #define ACPI_IVRS_PHYSICAL_SIZE     0x00007F00  /* 7 bits, physical address size */
760 #define ACPI_IVRS_VIRTUAL_SIZE      0x003F8000  /* 7 bits, virtual address size */
761 #define ACPI_IVRS_ATS_RESERVED      0x00400000  /* ATS address translation range reserved */
762 
763 
764 /* IVRS subtable header */
765 
766 typedef struct acpi_ivrs_header
767 {
768     UINT8                   Type;               /* Subtable type */
769     UINT8                   Flags;
770     UINT16                  Length;             /* Subtable length */
771     UINT16                  DeviceId;           /* ID of IOMMU */
772 
773 } ACPI_IVRS_HEADER;
774 
775 /* Values for subtable Type above */
776 
777 enum AcpiIvrsType
778 {
779     ACPI_IVRS_TYPE_HARDWARE         = 0x10,
780     ACPI_IVRS_TYPE_MEMORY1          = 0x20,
781     ACPI_IVRS_TYPE_MEMORY2          = 0x21,
782     ACPI_IVRS_TYPE_MEMORY3          = 0x22
783 };
784 
785 /* Masks for Flags field above for IVHD subtable */
786 
787 #define ACPI_IVHD_TT_ENABLE         (1)
788 #define ACPI_IVHD_PASS_PW           (1<<1)
789 #define ACPI_IVHD_RES_PASS_PW       (1<<2)
790 #define ACPI_IVHD_ISOC              (1<<3)
791 #define ACPI_IVHD_IOTLB             (1<<4)
792 
793 /* Masks for Flags field above for IVMD subtable */
794 
795 #define ACPI_IVMD_UNITY             (1)
796 #define ACPI_IVMD_READ              (1<<1)
797 #define ACPI_IVMD_WRITE             (1<<2)
798 #define ACPI_IVMD_EXCLUSION_RANGE   (1<<3)
799 
800 
801 /*
802  * IVRS subtables, correspond to Type in ACPI_IVRS_HEADER
803  */
804 
805 /* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
806 
807 typedef struct acpi_ivrs_hardware
808 {
809     ACPI_IVRS_HEADER        Header;
810     UINT16                  CapabilityOffset;   /* Offset for IOMMU control fields */
811     UINT64                  BaseAddress;        /* IOMMU control registers */
812     UINT16                  PciSegmentGroup;
813     UINT16                  Info;               /* MSI number and unit ID */
814     UINT32                  Reserved;
815 
816 } ACPI_IVRS_HARDWARE;
817 
818 /* Masks for Info field above */
819 
820 #define ACPI_IVHD_MSI_NUMBER_MASK   0x001F      /* 5 bits, MSI message number */
821 #define ACPI_IVHD_UNIT_ID_MASK      0x1F00      /* 5 bits, UnitID */
822 
823 
824 /*
825  * Device Entries for IVHD subtable, appear after ACPI_IVRS_HARDWARE structure.
826  * Upper two bits of the Type field are the (encoded) length of the structure.
827  * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
828  * are reserved for future use but not defined.
829  */
830 typedef struct acpi_ivrs_de_header
831 {
832     UINT8                   Type;
833     UINT16                  Id;
834     UINT8                   DataSetting;
835 
836 } ACPI_IVRS_DE_HEADER;
837 
838 /* Length of device entry is in the top two bits of Type field above */
839 
840 #define ACPI_IVHD_ENTRY_LENGTH      0xC0
841 
842 /* Values for device entry Type field above */
843 
844 enum AcpiIvrsDeviceEntryType
845 {
846     /* 4-byte device entries, all use ACPI_IVRS_DEVICE4 */
847 
848     ACPI_IVRS_TYPE_PAD4             = 0,
849     ACPI_IVRS_TYPE_ALL              = 1,
850     ACPI_IVRS_TYPE_SELECT           = 2,
851     ACPI_IVRS_TYPE_START            = 3,
852     ACPI_IVRS_TYPE_END              = 4,
853 
854     /* 8-byte device entries */
855 
856     ACPI_IVRS_TYPE_PAD8             = 64,
857     ACPI_IVRS_TYPE_NOT_USED         = 65,
858     ACPI_IVRS_TYPE_ALIAS_SELECT     = 66, /* Uses ACPI_IVRS_DEVICE8A */
859     ACPI_IVRS_TYPE_ALIAS_START      = 67, /* Uses ACPI_IVRS_DEVICE8A */
860     ACPI_IVRS_TYPE_EXT_SELECT       = 70, /* Uses ACPI_IVRS_DEVICE8B */
861     ACPI_IVRS_TYPE_EXT_START        = 71, /* Uses ACPI_IVRS_DEVICE8B */
862     ACPI_IVRS_TYPE_SPECIAL          = 72  /* Uses ACPI_IVRS_DEVICE8C */
863 };
864 
865 /* Values for Data field above */
866 
867 #define ACPI_IVHD_INIT_PASS         (1)
868 #define ACPI_IVHD_EINT_PASS         (1<<1)
869 #define ACPI_IVHD_NMI_PASS          (1<<2)
870 #define ACPI_IVHD_SYSTEM_MGMT       (3<<4)
871 #define ACPI_IVHD_LINT0_PASS        (1<<6)
872 #define ACPI_IVHD_LINT1_PASS        (1<<7)
873 
874 
875 /* Types 0-4: 4-byte device entry */
876 
877 typedef struct acpi_ivrs_device4
878 {
879     ACPI_IVRS_DE_HEADER     Header;
880 
881 } ACPI_IVRS_DEVICE4;
882 
883 /* Types 66-67: 8-byte device entry */
884 
885 typedef struct acpi_ivrs_device8a
886 {
887     ACPI_IVRS_DE_HEADER     Header;
888     UINT8                   Reserved1;
889     UINT16                  UsedId;
890     UINT8                   Reserved2;
891 
892 } ACPI_IVRS_DEVICE8A;
893 
894 /* Types 70-71: 8-byte device entry */
895 
896 typedef struct acpi_ivrs_device8b
897 {
898     ACPI_IVRS_DE_HEADER     Header;
899     UINT32                  ExtendedData;
900 
901 } ACPI_IVRS_DEVICE8B;
902 
903 /* Values for ExtendedData above */
904 
905 #define ACPI_IVHD_ATS_DISABLED      (1<<31)
906 
907 /* Type 72: 8-byte device entry */
908 
909 typedef struct acpi_ivrs_device8c
910 {
911     ACPI_IVRS_DE_HEADER     Header;
912     UINT8                   Handle;
913     UINT16                  UsedId;
914     UINT8                   Variety;
915 
916 } ACPI_IVRS_DEVICE8C;
917 
918 /* Values for Variety field above */
919 
920 #define ACPI_IVHD_IOAPIC            1
921 #define ACPI_IVHD_HPET              2
922 
923 
924 /* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
925 
926 typedef struct acpi_ivrs_memory
927 {
928     ACPI_IVRS_HEADER        Header;
929     UINT16                  AuxData;
930     UINT64                  Reserved;
931     UINT64                  StartAddress;
932     UINT64                  MemoryLength;
933 
934 } ACPI_IVRS_MEMORY;
935 
936 
937 /*******************************************************************************
938  *
939  * MCFG - PCI Memory Mapped Configuration table and sub-table
940  *        Version 1
941  *
942  * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
943  *
944  ******************************************************************************/
945 
946 typedef struct acpi_table_mcfg
947 {
948     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
949     UINT8                   Reserved[8];
950 
951 } ACPI_TABLE_MCFG;
952 
953 
954 /* Subtable */
955 
956 typedef struct acpi_mcfg_allocation
957 {
958     UINT64                  Address;            /* Base address, processor-relative */
959     UINT16                  PciSegment;         /* PCI segment group number */
960     UINT8                   StartBusNumber;     /* Starting PCI Bus number */
961     UINT8                   EndBusNumber;       /* Final PCI Bus number */
962     UINT32                  Reserved;
963 
964 } ACPI_MCFG_ALLOCATION;
965 
966 
967 /*******************************************************************************
968  *
969  * MCHI - Management Controller Host Interface Table
970  *        Version 1
971  *
972  * Conforms to "Management Component Transport Protocol (MCTP) Host
973  * Interface Specification", Revision 1.0.0a, October 13, 2009
974  *
975  ******************************************************************************/
976 
977 typedef struct acpi_table_mchi
978 {
979     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
980     UINT8                   InterfaceType;
981     UINT8                   Protocol;
982     UINT64                  ProtocolData;
983     UINT8                   InterruptType;
984     UINT8                   Gpe;
985     UINT8                   PciDeviceFlag;
986     UINT32                  GlobalInterrupt;
987     ACPI_GENERIC_ADDRESS    ControlRegister;
988     UINT8                   PciSegment;
989     UINT8                   PciBus;
990     UINT8                   PciDevice;
991     UINT8                   PciFunction;
992 
993 } ACPI_TABLE_MCHI;
994 
995 
996 /*******************************************************************************
997  *
998  * MTMR - MID Timer Table
999  *        Version 1
1000  *
1001  * Conforms to "Simple Firmware Interface Specification",
1002  * Draft 0.8.2, Oct 19, 2010
1003  * NOTE: The ACPI MTMR is equivalent to the SFI MTMR table.
1004  *
1005  ******************************************************************************/
1006 
1007 typedef struct acpi_table_mtmr
1008 {
1009     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1010 
1011 } ACPI_TABLE_MTMR;
1012 
1013 /* MTMR entry */
1014 
1015 typedef struct acpi_mtmr_entry
1016 {
1017     ACPI_GENERIC_ADDRESS    PhysicalAddress;
1018     UINT32                  Frequency;
1019     UINT32                  Irq;
1020 
1021 } ACPI_MTMR_ENTRY;
1022 
1023 
1024 /*******************************************************************************
1025  *
1026  * SLIC - Software Licensing Description Table
1027  *        Version 1
1028  *
1029  * Conforms to "OEM Activation 2.0 for Windows Vista Operating Systems",
1030  * Copyright 2006
1031  *
1032  ******************************************************************************/
1033 
1034 /* Basic SLIC table is only the common ACPI header */
1035 
1036 typedef struct acpi_table_slic
1037 {
1038     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1039 
1040 } ACPI_TABLE_SLIC;
1041 
1042 
1043 /* Common SLIC subtable header */
1044 
1045 typedef struct acpi_slic_header
1046 {
1047     UINT32                  Type;
1048     UINT32                  Length;
1049 
1050 } ACPI_SLIC_HEADER;
1051 
1052 /* Values for Type field above */
1053 
1054 enum AcpiSlicType
1055 {
1056     ACPI_SLIC_TYPE_PUBLIC_KEY           = 0,
1057     ACPI_SLIC_TYPE_WINDOWS_MARKER       = 1,
1058     ACPI_SLIC_TYPE_RESERVED             = 2    /* 2 and greater are reserved */
1059 };
1060 
1061 
1062 /*
1063  * SLIC Sub-tables, correspond to Type in ACPI_SLIC_HEADER
1064  */
1065 
1066 /* 0: Public Key Structure */
1067 
1068 typedef struct acpi_slic_key
1069 {
1070     ACPI_SLIC_HEADER        Header;
1071     UINT8                   KeyType;
1072     UINT8                   Version;
1073     UINT16                  Reserved;
1074     UINT32                  Algorithm;
1075     char                    Magic[4];
1076     UINT32                  BitLength;
1077     UINT32                  Exponent;
1078     UINT8                   Modulus[128];
1079 
1080 } ACPI_SLIC_KEY;
1081 
1082 
1083 /* 1: Windows Marker Structure */
1084 
1085 typedef struct acpi_slic_marker
1086 {
1087     ACPI_SLIC_HEADER        Header;
1088     UINT32                  Version;
1089     char                    OemId[ACPI_OEM_ID_SIZE];            /* ASCII OEM identification */
1090     char                    OemTableId[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */
1091     char                    WindowsFlag[8];
1092     UINT32                  SlicVersion;
1093     UINT8                   Reserved[16];
1094     UINT8                   Signature[128];
1095 
1096 } ACPI_SLIC_MARKER;
1097 
1098 
1099 /*******************************************************************************
1100  *
1101  * SPCR - Serial Port Console Redirection table
1102  *        Version 1
1103  *
1104  * Conforms to "Serial Port Console Redirection Table",
1105  * Version 1.00, January 11, 2002
1106  *
1107  ******************************************************************************/
1108 
1109 typedef struct acpi_table_spcr
1110 {
1111     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1112     UINT8                   InterfaceType;      /* 0=full 16550, 1=subset of 16550 */
1113     UINT8                   Reserved[3];
1114     ACPI_GENERIC_ADDRESS    SerialPort;
1115     UINT8                   InterruptType;
1116     UINT8                   PcInterrupt;
1117     UINT32                  Interrupt;
1118     UINT8                   BaudRate;
1119     UINT8                   Parity;
1120     UINT8                   StopBits;
1121     UINT8                   FlowControl;
1122     UINT8                   TerminalType;
1123     UINT8                   Reserved1;
1124     UINT16                  PciDeviceId;
1125     UINT16                  PciVendorId;
1126     UINT8                   PciBus;
1127     UINT8                   PciDevice;
1128     UINT8                   PciFunction;
1129     UINT32                  PciFlags;
1130     UINT8                   PciSegment;
1131     UINT32                  Reserved2;
1132 
1133 } ACPI_TABLE_SPCR;
1134 
1135 /* Masks for PciFlags field above */
1136 
1137 #define ACPI_SPCR_DO_NOT_DISABLE    (1)
1138 
1139 
1140 /*******************************************************************************
1141  *
1142  * SPMI - Server Platform Management Interface table
1143  *        Version 5
1144  *
1145  * Conforms to "Intelligent Platform Management Interface Specification
1146  * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
1147  * June 12, 2009 markup.
1148  *
1149  ******************************************************************************/
1150 
1151 typedef struct acpi_table_spmi
1152 {
1153     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1154     UINT8                   InterfaceType;
1155     UINT8                   Reserved;           /* Must be 1 */
1156     UINT16                  SpecRevision;       /* Version of IPMI */
1157     UINT8                   InterruptType;
1158     UINT8                   GpeNumber;          /* GPE assigned */
1159     UINT8                   Reserved1;
1160     UINT8                   PciDeviceFlag;
1161     UINT32                  Interrupt;
1162     ACPI_GENERIC_ADDRESS    IpmiRegister;
1163     UINT8                   PciSegment;
1164     UINT8                   PciBus;
1165     UINT8                   PciDevice;
1166     UINT8                   PciFunction;
1167     UINT8                   Reserved2;
1168 
1169 } ACPI_TABLE_SPMI;
1170 
1171 /* Values for InterfaceType above */
1172 
1173 enum AcpiSpmiInterfaceTypes
1174 {
1175     ACPI_SPMI_NOT_USED              = 0,
1176     ACPI_SPMI_KEYBOARD              = 1,
1177     ACPI_SPMI_SMI                   = 2,
1178     ACPI_SPMI_BLOCK_TRANSFER        = 3,
1179     ACPI_SPMI_SMBUS                 = 4,
1180     ACPI_SPMI_RESERVED              = 5         /* 5 and above are reserved */
1181 };
1182 
1183 
1184 /*******************************************************************************
1185  *
1186  * TCPA - Trusted Computing Platform Alliance table
1187  *        Version 1
1188  *
1189  * Conforms to "TCG PC Specific Implementation Specification",
1190  * Version 1.1, August 18, 2003
1191  *
1192  ******************************************************************************/
1193 
1194 typedef struct acpi_table_tcpa
1195 {
1196     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1197     UINT16                  Reserved;
1198     UINT32                  MaxLogLength;       /* Maximum length for the event log area */
1199     UINT64                  LogAddress;         /* Address of the event log area */
1200 
1201 } ACPI_TABLE_TCPA;
1202 
1203 
1204 /*******************************************************************************
1205  *
1206  * UEFI - UEFI Boot optimization Table
1207  *        Version 1
1208  *
1209  * Conforms to "Unified Extensible Firmware Interface Specification",
1210  * Version 2.3, May 8, 2009
1211  *
1212  ******************************************************************************/
1213 
1214 typedef struct acpi_table_uefi
1215 {
1216     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1217     UINT8                   Identifier[16];     /* UUID identifier */
1218     UINT16                  DataOffset;         /* Offset of remaining data in table */
1219 
1220 } ACPI_TABLE_UEFI;
1221 
1222 
1223 /*******************************************************************************
1224  *
1225  * VRTC - Virtual Real Time Clock Table
1226  *        Version 1
1227  *
1228  * Conforms to "Simple Firmware Interface Specification",
1229  * Draft 0.8.2, Oct 19, 2010
1230  * NOTE: The ACPI VRTC is equivalent to The SFI MRTC table.
1231  *
1232  ******************************************************************************/
1233 
1234 typedef struct acpi_table_vrtc
1235 {
1236     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1237 
1238 } ACPI_TABLE_VRTC;
1239 
1240 /* VRTC entry */
1241 
1242 typedef struct acpi_vrtc_entry
1243 {
1244     ACPI_GENERIC_ADDRESS    PhysicalAddress;
1245     UINT32                  Irq;
1246 
1247 } ACPI_VRTC_ENTRY;
1248 
1249 
1250 /*******************************************************************************
1251  *
1252  * WAET - Windows ACPI Emulated devices Table
1253  *        Version 1
1254  *
1255  * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
1256  *
1257  ******************************************************************************/
1258 
1259 typedef struct acpi_table_waet
1260 {
1261     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1262     UINT32                  Flags;
1263 
1264 } ACPI_TABLE_WAET;
1265 
1266 /* Masks for Flags field above */
1267 
1268 #define ACPI_WAET_RTC_NO_ACK        (1)         /* RTC requires no int acknowledge */
1269 #define ACPI_WAET_TIMER_ONE_READ    (1<<1)      /* PM timer requires only one read */
1270 
1271 
1272 /*******************************************************************************
1273  *
1274  * WDAT - Watchdog Action Table
1275  *        Version 1
1276  *
1277  * Conforms to "Hardware Watchdog Timers Design Specification",
1278  * Copyright 2006 Microsoft Corporation.
1279  *
1280  ******************************************************************************/
1281 
1282 typedef struct acpi_table_wdat
1283 {
1284     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1285     UINT32                  HeaderLength;       /* Watchdog Header Length */
1286     UINT16                  PciSegment;         /* PCI Segment number */
1287     UINT8                   PciBus;             /* PCI Bus number */
1288     UINT8                   PciDevice;          /* PCI Device number */
1289     UINT8                   PciFunction;        /* PCI Function number */
1290     UINT8                   Reserved[3];
1291     UINT32                  TimerPeriod;        /* Period of one timer count (msec) */
1292     UINT32                  MaxCount;           /* Maximum counter value supported */
1293     UINT32                  MinCount;           /* Minimum counter value */
1294     UINT8                   Flags;
1295     UINT8                   Reserved2[3];
1296     UINT32                  Entries;            /* Number of watchdog entries that follow */
1297 
1298 } ACPI_TABLE_WDAT;
1299 
1300 /* Masks for Flags field above */
1301 
1302 #define ACPI_WDAT_ENABLED           (1)
1303 #define ACPI_WDAT_STOPPED           0x80
1304 
1305 
1306 /* WDAT Instruction Entries (actions) */
1307 
1308 typedef struct acpi_wdat_entry
1309 {
1310     UINT8                   Action;
1311     UINT8                   Instruction;
1312     UINT16                  Reserved;
1313     ACPI_GENERIC_ADDRESS    RegisterRegion;
1314     UINT32                  Value;              /* Value used with Read/Write register */
1315     UINT32                  Mask;               /* Bitmask required for this register instruction */
1316 
1317 } ACPI_WDAT_ENTRY;
1318 
1319 /* Values for Action field above */
1320 
1321 enum AcpiWdatActions
1322 {
1323     ACPI_WDAT_RESET                 = 1,
1324     ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
1325     ACPI_WDAT_GET_COUNTDOWN         = 5,
1326     ACPI_WDAT_SET_COUNTDOWN         = 6,
1327     ACPI_WDAT_GET_RUNNING_STATE     = 8,
1328     ACPI_WDAT_SET_RUNNING_STATE     = 9,
1329     ACPI_WDAT_GET_STOPPED_STATE     = 10,
1330     ACPI_WDAT_SET_STOPPED_STATE     = 11,
1331     ACPI_WDAT_GET_REBOOT            = 16,
1332     ACPI_WDAT_SET_REBOOT            = 17,
1333     ACPI_WDAT_GET_SHUTDOWN          = 18,
1334     ACPI_WDAT_SET_SHUTDOWN          = 19,
1335     ACPI_WDAT_GET_STATUS            = 32,
1336     ACPI_WDAT_SET_STATUS            = 33,
1337     ACPI_WDAT_ACTION_RESERVED       = 34    /* 34 and greater are reserved */
1338 };
1339 
1340 /* Values for Instruction field above */
1341 
1342 enum AcpiWdatInstructions
1343 {
1344     ACPI_WDAT_READ_VALUE            = 0,
1345     ACPI_WDAT_READ_COUNTDOWN        = 1,
1346     ACPI_WDAT_WRITE_VALUE           = 2,
1347     ACPI_WDAT_WRITE_COUNTDOWN       = 3,
1348     ACPI_WDAT_INSTRUCTION_RESERVED  = 4,    /* 4 and greater are reserved */
1349     ACPI_WDAT_PRESERVE_REGISTER     = 0x80  /* Except for this value */
1350 };
1351 
1352 
1353 /*******************************************************************************
1354  *
1355  * WDDT - Watchdog Descriptor Table
1356  *        Version 1
1357  *
1358  * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)",
1359  * Version 001, September 2002
1360  *
1361  ******************************************************************************/
1362 
1363 typedef struct acpi_table_wddt
1364 {
1365     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1366     UINT16                  SpecVersion;
1367     UINT16                  TableVersion;
1368     UINT16                  PciVendorId;
1369     ACPI_GENERIC_ADDRESS    Address;
1370     UINT16                  MaxCount;           /* Maximum counter value supported */
1371     UINT16                  MinCount;           /* Minimum counter value supported */
1372     UINT16                  Period;
1373     UINT16                  Status;
1374     UINT16                  Capability;
1375 
1376 } ACPI_TABLE_WDDT;
1377 
1378 /* Flags for Status field above */
1379 
1380 #define ACPI_WDDT_AVAILABLE     (1)
1381 #define ACPI_WDDT_ACTIVE        (1<<1)
1382 #define ACPI_WDDT_TCO_OS_OWNED  (1<<2)
1383 #define ACPI_WDDT_USER_RESET    (1<<11)
1384 #define ACPI_WDDT_WDT_RESET     (1<<12)
1385 #define ACPI_WDDT_POWER_FAIL    (1<<13)
1386 #define ACPI_WDDT_UNKNOWN_RESET (1<<14)
1387 
1388 /* Flags for Capability field above */
1389 
1390 #define ACPI_WDDT_AUTO_RESET    (1)
1391 #define ACPI_WDDT_ALERT_SUPPORT (1<<1)
1392 
1393 
1394 /*******************************************************************************
1395  *
1396  * WDRT - Watchdog Resource Table
1397  *        Version 1
1398  *
1399  * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
1400  * Version 1.01, August 28, 2006
1401  *
1402  ******************************************************************************/
1403 
1404 typedef struct acpi_table_wdrt
1405 {
1406     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1407     ACPI_GENERIC_ADDRESS    ControlRegister;
1408     ACPI_GENERIC_ADDRESS    CountRegister;
1409     UINT16                  PciDeviceId;
1410     UINT16                  PciVendorId;
1411     UINT8                   PciBus;             /* PCI Bus number */
1412     UINT8                   PciDevice;          /* PCI Device number */
1413     UINT8                   PciFunction;        /* PCI Function number */
1414     UINT8                   PciSegment;         /* PCI Segment number */
1415     UINT16                  MaxCount;           /* Maximum counter value supported */
1416     UINT8                   Units;
1417 
1418 } ACPI_TABLE_WDRT;
1419 
1420 
1421 #pragma pack(pop) /* Restore original struct packing */
1422 
1423 #endif /* __ACTBL2_H__ */
1424