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1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2/******************************************************************************
3 *
4 * Name: actbl3.h - ACPI Table Definitions
5 *
6 * Copyright (C) 2000 - 2022, Intel Corp.
7 *
8 *****************************************************************************/
9
10#ifndef __ACTBL3_H__
11#define __ACTBL3_H__
12
13/*******************************************************************************
14 *
15 * Additional ACPI Tables
16 *
17 * These tables are not consumed directly by the ACPICA subsystem, but are
18 * included here to support device drivers and the AML disassembler.
19 *
20 ******************************************************************************/
21
22/*
23 * Values for description table header signatures for tables defined in this
24 * file. Useful because they make it more difficult to inadvertently type in
25 * the wrong signature.
26 */
27#define ACPI_SIG_SLIC "SLIC" /* Software Licensing Description Table */
28#define ACPI_SIG_SLIT "SLIT" /* System Locality Distance Information Table */
29#define ACPI_SIG_SPCR "SPCR" /* Serial Port Console Redirection table */
30#define ACPI_SIG_SPMI "SPMI" /* Server Platform Management Interface table */
31#define ACPI_SIG_SRAT "SRAT" /* System Resource Affinity Table */
32#define ACPI_SIG_STAO "STAO" /* Status Override table */
33#define ACPI_SIG_TCPA "TCPA" /* Trusted Computing Platform Alliance table */
34#define ACPI_SIG_TPM2 "TPM2" /* Trusted Platform Module 2.0 H/W interface table */
35#define ACPI_SIG_UEFI "UEFI" /* Uefi Boot Optimization Table */
36#define ACPI_SIG_VIOT "VIOT" /* Virtual I/O Translation Table */
37#define ACPI_SIG_WAET "WAET" /* Windows ACPI Emulated devices Table */
38#define ACPI_SIG_WDAT "WDAT" /* Watchdog Action Table */
39#define ACPI_SIG_WDDT "WDDT" /* Watchdog Timer Description Table */
40#define ACPI_SIG_WDRT "WDRT" /* Watchdog Resource Table */
41#define ACPI_SIG_WPBT "WPBT" /* Windows Platform Binary Table */
42#define ACPI_SIG_WSMT "WSMT" /* Windows SMM Security Mitigations Table */
43#define ACPI_SIG_XENV "XENV" /* Xen Environment table */
44#define ACPI_SIG_XXXX "XXXX" /* Intermediate AML header for ASL/ASL+ converter */
45
46/*
47 * All tables must be byte-packed to match the ACPI specification, since
48 * the tables are provided by the system BIOS.
49 */
50#pragma pack(1)
51
52/*
53 * Note: C bitfields are not used for this reason:
54 *
55 * "Bitfields are great and easy to read, but unfortunately the C language
56 * does not specify the layout of bitfields in memory, which means they are
57 * essentially useless for dealing with packed data in on-disk formats or
58 * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
59 * this decision was a design error in C. Ritchie could have picked an order
60 * and stuck with it." Norman Ramsey.
61 * See http://stackoverflow.com/a/1053662/41661
62 */
63
64/*******************************************************************************
65 *
66 * SLIC - Software Licensing Description Table
67 *
68 * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
69 * November 29, 2011. Copyright 2011 Microsoft
70 *
71 ******************************************************************************/
72
73/* Basic SLIC table is only the common ACPI header */
74
75struct acpi_table_slic {
76 struct acpi_table_header header; /* Common ACPI table header */
77};
78
79/*******************************************************************************
80 *
81 * SLIT - System Locality Distance Information Table
82 * Version 1
83 *
84 ******************************************************************************/
85
86struct acpi_table_slit {
87 struct acpi_table_header header; /* Common ACPI table header */
88 u64 locality_count;
89 u8 entry[1]; /* Real size = localities^2 */
90};
91
92/*******************************************************************************
93 *
94 * SPCR - Serial Port Console Redirection table
95 * Version 2
96 *
97 * Conforms to "Serial Port Console Redirection Table",
98 * Version 1.03, August 10, 2015
99 *
100 ******************************************************************************/
101
102struct acpi_table_spcr {
103 struct acpi_table_header header; /* Common ACPI table header */
104 u8 interface_type; /* 0=full 16550, 1=subset of 16550 */
105 u8 reserved[3];
106 struct acpi_generic_address serial_port;
107 u8 interrupt_type;
108 u8 pc_interrupt;
109 u32 interrupt;
110 u8 baud_rate;
111 u8 parity;
112 u8 stop_bits;
113 u8 flow_control;
114 u8 terminal_type;
115 u8 reserved1;
116 u16 pci_device_id;
117 u16 pci_vendor_id;
118 u8 pci_bus;
119 u8 pci_device;
120 u8 pci_function;
121 u32 pci_flags;
122 u8 pci_segment;
123 u32 reserved2;
124};
125
126/* Masks for pci_flags field above */
127
128#define ACPI_SPCR_DO_NOT_DISABLE (1)
129
130/* Values for Interface Type: See the definition of the DBG2 table */
131
132/*******************************************************************************
133 *
134 * SPMI - Server Platform Management Interface table
135 * Version 5
136 *
137 * Conforms to "Intelligent Platform Management Interface Specification
138 * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
139 * June 12, 2009 markup.
140 *
141 ******************************************************************************/
142
143struct acpi_table_spmi {
144 struct acpi_table_header header; /* Common ACPI table header */
145 u8 interface_type;
146 u8 reserved; /* Must be 1 */
147 u16 spec_revision; /* Version of IPMI */
148 u8 interrupt_type;
149 u8 gpe_number; /* GPE assigned */
150 u8 reserved1;
151 u8 pci_device_flag;
152 u32 interrupt;
153 struct acpi_generic_address ipmi_register;
154 u8 pci_segment;
155 u8 pci_bus;
156 u8 pci_device;
157 u8 pci_function;
158 u8 reserved2;
159};
160
161/* Values for interface_type above */
162
163enum acpi_spmi_interface_types {
164 ACPI_SPMI_NOT_USED = 0,
165 ACPI_SPMI_KEYBOARD = 1,
166 ACPI_SPMI_SMI = 2,
167 ACPI_SPMI_BLOCK_TRANSFER = 3,
168 ACPI_SPMI_SMBUS = 4,
169 ACPI_SPMI_RESERVED = 5 /* 5 and above are reserved */
170};
171
172/*******************************************************************************
173 *
174 * SRAT - System Resource Affinity Table
175 * Version 3
176 *
177 ******************************************************************************/
178
179struct acpi_table_srat {
180 struct acpi_table_header header; /* Common ACPI table header */
181 u32 table_revision; /* Must be value '1' */
182 u64 reserved; /* Reserved, must be zero */
183};
184
185/* Values for subtable type in struct acpi_subtable_header */
186
187enum acpi_srat_type {
188 ACPI_SRAT_TYPE_CPU_AFFINITY = 0,
189 ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1,
190 ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY = 2,
191 ACPI_SRAT_TYPE_GICC_AFFINITY = 3,
192 ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4, /* ACPI 6.2 */
193 ACPI_SRAT_TYPE_GENERIC_AFFINITY = 5, /* ACPI 6.3 */
194 ACPI_SRAT_TYPE_GENERIC_PORT_AFFINITY = 6, /* ACPI 6.4 */
195 ACPI_SRAT_TYPE_RESERVED = 7 /* 7 and greater are reserved */
196};
197
198/*
199 * SRAT Subtables, correspond to Type in struct acpi_subtable_header
200 */
201
202/* 0: Processor Local APIC/SAPIC Affinity */
203
204struct acpi_srat_cpu_affinity {
205 struct acpi_subtable_header header;
206 u8 proximity_domain_lo;
207 u8 apic_id;
208 u32 flags;
209 u8 local_sapic_eid;
210 u8 proximity_domain_hi[3];
211 u32 clock_domain;
212};
213
214/* Flags */
215
216#define ACPI_SRAT_CPU_USE_AFFINITY (1) /* 00: Use affinity structure */
217
218/* 1: Memory Affinity */
219
220struct acpi_srat_mem_affinity {
221 struct acpi_subtable_header header;
222 u32 proximity_domain;
223 u16 reserved; /* Reserved, must be zero */
224 u64 base_address;
225 u64 length;
226 u32 reserved1;
227 u32 flags;
228 u64 reserved2; /* Reserved, must be zero */
229};
230
231/* Flags */
232
233#define ACPI_SRAT_MEM_ENABLED (1) /* 00: Use affinity structure */
234#define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1) /* 01: Memory region is hot pluggable */
235#define ACPI_SRAT_MEM_NON_VOLATILE (1<<2) /* 02: Memory region is non-volatile */
236
237/* 2: Processor Local X2_APIC Affinity (ACPI 4.0) */
238
239struct acpi_srat_x2apic_cpu_affinity {
240 struct acpi_subtable_header header;
241 u16 reserved; /* Reserved, must be zero */
242 u32 proximity_domain;
243 u32 apic_id;
244 u32 flags;
245 u32 clock_domain;
246 u32 reserved2;
247};
248
249/* Flags for struct acpi_srat_cpu_affinity and struct acpi_srat_x2apic_cpu_affinity */
250
251#define ACPI_SRAT_CPU_ENABLED (1) /* 00: Use affinity structure */
252
253/* 3: GICC Affinity (ACPI 5.1) */
254
255struct acpi_srat_gicc_affinity {
256 struct acpi_subtable_header header;
257 u32 proximity_domain;
258 u32 acpi_processor_uid;
259 u32 flags;
260 u32 clock_domain;
261};
262
263/* Flags for struct acpi_srat_gicc_affinity */
264
265#define ACPI_SRAT_GICC_ENABLED (1) /* 00: Use affinity structure */
266
267/* 4: GCC ITS Affinity (ACPI 6.2) */
268
269struct acpi_srat_gic_its_affinity {
270 struct acpi_subtable_header header;
271 u32 proximity_domain;
272 u16 reserved;
273 u32 its_id;
274};
275
276/*
277 * Common structure for SRAT subtable types:
278 * 5: ACPI_SRAT_TYPE_GENERIC_AFFINITY
279 * 6: ACPI_SRAT_TYPE_GENERIC_PORT_AFFINITY
280 */
281
282struct acpi_srat_generic_affinity {
283 struct acpi_subtable_header header;
284 u8 reserved;
285 u8 device_handle_type;
286 u32 proximity_domain;
287 u8 device_handle[16];
288 u32 flags;
289 u32 reserved1;
290};
291
292/* Flags for struct acpi_srat_generic_affinity */
293
294#define ACPI_SRAT_GENERIC_AFFINITY_ENABLED (1) /* 00: Use affinity structure */
295#define ACPI_SRAT_ARCHITECTURAL_TRANSACTIONS (1<<1) /* ACPI 6.4 */
296
297/*******************************************************************************
298 *
299 * STAO - Status Override Table (_STA override) - ACPI 6.0
300 * Version 1
301 *
302 * Conforms to "ACPI Specification for Status Override Table"
303 * 6 January 2015
304 *
305 ******************************************************************************/
306
307struct acpi_table_stao {
308 struct acpi_table_header header; /* Common ACPI table header */
309 u8 ignore_uart;
310};
311
312/*******************************************************************************
313 *
314 * TCPA - Trusted Computing Platform Alliance table
315 * Version 2
316 *
317 * TCG Hardware Interface Table for TPM 1.2 Clients and Servers
318 *
319 * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
320 * Version 1.2, Revision 8
321 * February 27, 2017
322 *
323 * NOTE: There are two versions of the table with the same signature --
324 * the client version and the server version. The common platform_class
325 * field is used to differentiate the two types of tables.
326 *
327 ******************************************************************************/
328
329struct acpi_table_tcpa_hdr {
330 struct acpi_table_header header; /* Common ACPI table header */
331 u16 platform_class;
332};
333
334/*
335 * Values for platform_class above.
336 * This is how the client and server subtables are differentiated
337 */
338#define ACPI_TCPA_CLIENT_TABLE 0
339#define ACPI_TCPA_SERVER_TABLE 1
340
341struct acpi_table_tcpa_client {
342 u32 minimum_log_length; /* Minimum length for the event log area */
343 u64 log_address; /* Address of the event log area */
344};
345
346struct acpi_table_tcpa_server {
347 u16 reserved;
348 u64 minimum_log_length; /* Minimum length for the event log area */
349 u64 log_address; /* Address of the event log area */
350 u16 spec_revision;
351 u8 device_flags;
352 u8 interrupt_flags;
353 u8 gpe_number;
354 u8 reserved2[3];
355 u32 global_interrupt;
356 struct acpi_generic_address address;
357 u32 reserved3;
358 struct acpi_generic_address config_address;
359 u8 group;
360 u8 bus; /* PCI Bus/Segment/Function numbers */
361 u8 device;
362 u8 function;
363};
364
365/* Values for device_flags above */
366
367#define ACPI_TCPA_PCI_DEVICE (1)
368#define ACPI_TCPA_BUS_PNP (1<<1)
369#define ACPI_TCPA_ADDRESS_VALID (1<<2)
370
371/* Values for interrupt_flags above */
372
373#define ACPI_TCPA_INTERRUPT_MODE (1)
374#define ACPI_TCPA_INTERRUPT_POLARITY (1<<1)
375#define ACPI_TCPA_SCI_VIA_GPE (1<<2)
376#define ACPI_TCPA_GLOBAL_INTERRUPT (1<<3)
377
378/*******************************************************************************
379 *
380 * TPM2 - Trusted Platform Module (TPM) 2.0 Hardware Interface Table
381 * Version 4
382 *
383 * TCG Hardware Interface Table for TPM 2.0 Clients and Servers
384 *
385 * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
386 * Version 1.2, Revision 8
387 * February 27, 2017
388 *
389 ******************************************************************************/
390
391/* Revision 3 */
392
393struct acpi_table_tpm23 {
394 struct acpi_table_header header; /* Common ACPI table header */
395 u32 reserved;
396 u64 control_address;
397 u32 start_method;
398};
399
400/* Value for start_method above */
401
402#define ACPI_TPM23_ACPI_START_METHOD 2
403
404/*
405 * Optional trailer for revision 3. If start method is 2, there is a 4 byte
406 * reserved area of all zeros.
407 */
408struct acpi_tmp23_trailer {
409 u32 reserved;
410};
411
412/* Revision 4 */
413
414struct acpi_table_tpm2 {
415 struct acpi_table_header header; /* Common ACPI table header */
416 u16 platform_class;
417 u16 reserved;
418 u64 control_address;
419 u32 start_method;
420
421 /* Platform-specific data follows */
422};
423
424/* Optional trailer for revision 4 holding platform-specific data */
425struct acpi_tpm2_phy {
426 u8 start_method_specific[12];
427 u32 log_area_minimum_length;
428 u64 log_area_start_address;
429};
430
431/* Values for start_method above */
432
433#define ACPI_TPM2_NOT_ALLOWED 0
434#define ACPI_TPM2_RESERVED1 1
435#define ACPI_TPM2_START_METHOD 2
436#define ACPI_TPM2_RESERVED3 3
437#define ACPI_TPM2_RESERVED4 4
438#define ACPI_TPM2_RESERVED5 5
439#define ACPI_TPM2_MEMORY_MAPPED 6
440#define ACPI_TPM2_COMMAND_BUFFER 7
441#define ACPI_TPM2_COMMAND_BUFFER_WITH_START_METHOD 8
442#define ACPI_TPM2_RESERVED9 9
443#define ACPI_TPM2_RESERVED10 10
444#define ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC 11 /* V1.2 Rev 8 */
445#define ACPI_TPM2_RESERVED 12
446
447/* Optional trailer appears after any start_method subtables */
448
449struct acpi_tpm2_trailer {
450 u8 method_parameters[12];
451 u32 minimum_log_length; /* Minimum length for the event log area */
452 u64 log_address; /* Address of the event log area */
453};
454
455/*
456 * Subtables (start_method-specific)
457 */
458
459/* 11: Start Method for ARM SMC (V1.2 Rev 8) */
460
461struct acpi_tpm2_arm_smc {
462 u32 global_interrupt;
463 u8 interrupt_flags;
464 u8 operation_flags;
465 u16 reserved;
466 u32 function_id;
467};
468
469/* Values for interrupt_flags above */
470
471#define ACPI_TPM2_INTERRUPT_SUPPORT (1)
472
473/* Values for operation_flags above */
474
475#define ACPI_TPM2_IDLE_SUPPORT (1)
476
477/*******************************************************************************
478 *
479 * UEFI - UEFI Boot optimization Table
480 * Version 1
481 *
482 * Conforms to "Unified Extensible Firmware Interface Specification",
483 * Version 2.3, May 8, 2009
484 *
485 ******************************************************************************/
486
487struct acpi_table_uefi {
488 struct acpi_table_header header; /* Common ACPI table header */
489 u8 identifier[16]; /* UUID identifier */
490 u16 data_offset; /* Offset of remaining data in table */
491};
492
493/*******************************************************************************
494 *
495 * VIOT - Virtual I/O Translation Table
496 * Version 1
497 *
498 ******************************************************************************/
499
500struct acpi_table_viot {
501 struct acpi_table_header header; /* Common ACPI table header */
502 u16 node_count;
503 u16 node_offset;
504 u8 reserved[8];
505};
506
507/* VIOT subtable header */
508
509struct acpi_viot_header {
510 u8 type;
511 u8 reserved;
512 u16 length;
513};
514
515/* Values for Type field above */
516
517enum acpi_viot_node_type {
518 ACPI_VIOT_NODE_PCI_RANGE = 0x01,
519 ACPI_VIOT_NODE_MMIO = 0x02,
520 ACPI_VIOT_NODE_VIRTIO_IOMMU_PCI = 0x03,
521 ACPI_VIOT_NODE_VIRTIO_IOMMU_MMIO = 0x04,
522 ACPI_VIOT_RESERVED = 0x05
523};
524
525/* VIOT subtables */
526
527struct acpi_viot_pci_range {
528 struct acpi_viot_header header;
529 u32 endpoint_start;
530 u16 segment_start;
531 u16 segment_end;
532 u16 bdf_start;
533 u16 bdf_end;
534 u16 output_node;
535 u8 reserved[6];
536};
537
538struct acpi_viot_mmio {
539 struct acpi_viot_header header;
540 u32 endpoint;
541 u64 base_address;
542 u16 output_node;
543 u8 reserved[6];
544};
545
546struct acpi_viot_virtio_iommu_pci {
547 struct acpi_viot_header header;
548 u16 segment;
549 u16 bdf;
550 u8 reserved[8];
551};
552
553struct acpi_viot_virtio_iommu_mmio {
554 struct acpi_viot_header header;
555 u8 reserved[4];
556 u64 base_address;
557};
558
559/*******************************************************************************
560 *
561 * WAET - Windows ACPI Emulated devices Table
562 * Version 1
563 *
564 * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
565 *
566 ******************************************************************************/
567
568struct acpi_table_waet {
569 struct acpi_table_header header; /* Common ACPI table header */
570 u32 flags;
571};
572
573/* Masks for Flags field above */
574
575#define ACPI_WAET_RTC_NO_ACK (1) /* RTC requires no int acknowledge */
576#define ACPI_WAET_TIMER_ONE_READ (1<<1) /* PM timer requires only one read */
577
578/*******************************************************************************
579 *
580 * WDAT - Watchdog Action Table
581 * Version 1
582 *
583 * Conforms to "Hardware Watchdog Timers Design Specification",
584 * Copyright 2006 Microsoft Corporation.
585 *
586 ******************************************************************************/
587
588struct acpi_table_wdat {
589 struct acpi_table_header header; /* Common ACPI table header */
590 u32 header_length; /* Watchdog Header Length */
591 u16 pci_segment; /* PCI Segment number */
592 u8 pci_bus; /* PCI Bus number */
593 u8 pci_device; /* PCI Device number */
594 u8 pci_function; /* PCI Function number */
595 u8 reserved[3];
596 u32 timer_period; /* Period of one timer count (msec) */
597 u32 max_count; /* Maximum counter value supported */
598 u32 min_count; /* Minimum counter value */
599 u8 flags;
600 u8 reserved2[3];
601 u32 entries; /* Number of watchdog entries that follow */
602};
603
604/* Masks for Flags field above */
605
606#define ACPI_WDAT_ENABLED (1)
607#define ACPI_WDAT_STOPPED 0x80
608
609/* WDAT Instruction Entries (actions) */
610
611struct acpi_wdat_entry {
612 u8 action;
613 u8 instruction;
614 u16 reserved;
615 struct acpi_generic_address register_region;
616 u32 value; /* Value used with Read/Write register */
617 u32 mask; /* Bitmask required for this register instruction */
618};
619
620/* Values for Action field above */
621
622enum acpi_wdat_actions {
623 ACPI_WDAT_RESET = 1,
624 ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
625 ACPI_WDAT_GET_COUNTDOWN = 5,
626 ACPI_WDAT_SET_COUNTDOWN = 6,
627 ACPI_WDAT_GET_RUNNING_STATE = 8,
628 ACPI_WDAT_SET_RUNNING_STATE = 9,
629 ACPI_WDAT_GET_STOPPED_STATE = 10,
630 ACPI_WDAT_SET_STOPPED_STATE = 11,
631 ACPI_WDAT_GET_REBOOT = 16,
632 ACPI_WDAT_SET_REBOOT = 17,
633 ACPI_WDAT_GET_SHUTDOWN = 18,
634 ACPI_WDAT_SET_SHUTDOWN = 19,
635 ACPI_WDAT_GET_STATUS = 32,
636 ACPI_WDAT_SET_STATUS = 33,
637 ACPI_WDAT_ACTION_RESERVED = 34 /* 34 and greater are reserved */
638};
639
640/* Values for Instruction field above */
641
642enum acpi_wdat_instructions {
643 ACPI_WDAT_READ_VALUE = 0,
644 ACPI_WDAT_READ_COUNTDOWN = 1,
645 ACPI_WDAT_WRITE_VALUE = 2,
646 ACPI_WDAT_WRITE_COUNTDOWN = 3,
647 ACPI_WDAT_INSTRUCTION_RESERVED = 4, /* 4 and greater are reserved */
648 ACPI_WDAT_PRESERVE_REGISTER = 0x80 /* Except for this value */
649};
650
651/*******************************************************************************
652 *
653 * WDDT - Watchdog Descriptor Table
654 * Version 1
655 *
656 * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)",
657 * Version 001, September 2002
658 *
659 ******************************************************************************/
660
661struct acpi_table_wddt {
662 struct acpi_table_header header; /* Common ACPI table header */
663 u16 spec_version;
664 u16 table_version;
665 u16 pci_vendor_id;
666 struct acpi_generic_address address;
667 u16 max_count; /* Maximum counter value supported */
668 u16 min_count; /* Minimum counter value supported */
669 u16 period;
670 u16 status;
671 u16 capability;
672};
673
674/* Flags for Status field above */
675
676#define ACPI_WDDT_AVAILABLE (1)
677#define ACPI_WDDT_ACTIVE (1<<1)
678#define ACPI_WDDT_TCO_OS_OWNED (1<<2)
679#define ACPI_WDDT_USER_RESET (1<<11)
680#define ACPI_WDDT_WDT_RESET (1<<12)
681#define ACPI_WDDT_POWER_FAIL (1<<13)
682#define ACPI_WDDT_UNKNOWN_RESET (1<<14)
683
684/* Flags for Capability field above */
685
686#define ACPI_WDDT_AUTO_RESET (1)
687#define ACPI_WDDT_ALERT_SUPPORT (1<<1)
688
689/*******************************************************************************
690 *
691 * WDRT - Watchdog Resource Table
692 * Version 1
693 *
694 * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
695 * Version 1.01, August 28, 2006
696 *
697 ******************************************************************************/
698
699struct acpi_table_wdrt {
700 struct acpi_table_header header; /* Common ACPI table header */
701 struct acpi_generic_address control_register;
702 struct acpi_generic_address count_register;
703 u16 pci_device_id;
704 u16 pci_vendor_id;
705 u8 pci_bus; /* PCI Bus number */
706 u8 pci_device; /* PCI Device number */
707 u8 pci_function; /* PCI Function number */
708 u8 pci_segment; /* PCI Segment number */
709 u16 max_count; /* Maximum counter value supported */
710 u8 units;
711};
712
713/*******************************************************************************
714 *
715 * WPBT - Windows Platform Environment Table (ACPI 6.0)
716 * Version 1
717 *
718 * Conforms to "Windows Platform Binary Table (WPBT)" 29 November 2011
719 *
720 ******************************************************************************/
721
722struct acpi_table_wpbt {
723 struct acpi_table_header header; /* Common ACPI table header */
724 u32 handoff_size;
725 u64 handoff_address;
726 u8 layout;
727 u8 type;
728 u16 arguments_length;
729};
730
731struct acpi_wpbt_unicode {
732 u16 *unicode_string;
733};
734
735/*******************************************************************************
736 *
737 * WSMT - Windows SMM Security Mitigations Table
738 * Version 1
739 *
740 * Conforms to "Windows SMM Security Mitigations Table",
741 * Version 1.0, April 18, 2016
742 *
743 ******************************************************************************/
744
745struct acpi_table_wsmt {
746 struct acpi_table_header header; /* Common ACPI table header */
747 u32 protection_flags;
748};
749
750/* Flags for protection_flags field above */
751
752#define ACPI_WSMT_FIXED_COMM_BUFFERS (1)
753#define ACPI_WSMT_COMM_BUFFER_NESTED_PTR_PROTECTION (2)
754#define ACPI_WSMT_SYSTEM_RESOURCE_PROTECTION (4)
755
756/*******************************************************************************
757 *
758 * XENV - Xen Environment Table (ACPI 6.0)
759 * Version 1
760 *
761 * Conforms to "ACPI Specification for Xen Environment Table" 4 January 2015
762 *
763 ******************************************************************************/
764
765struct acpi_table_xenv {
766 struct acpi_table_header header; /* Common ACPI table header */
767 u64 grant_table_address;
768 u64 grant_table_size;
769 u32 event_interrupt;
770 u8 event_flags;
771};
772
773/* Reset to default packing */
774
775#pragma pack()
776
777#endif /* __ACTBL3_H__ */