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1/******************************************************************************
2 *
3 * Name: actbl3.h - ACPI Table Definitions
4 *
5 *****************************************************************************/
6
7/*
c8100dc4 8 * Copyright (C) 2000 - 2016, Intel Corp.
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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 __ACTBL3_H__
45#define __ACTBL3_H__
46
47/*******************************************************************************
48 *
49 * Additional ACPI Tables (3)
50 *
51 * These tables are not consumed directly by the ACPICA subsystem, but are
52 * included here to support device drivers and the AML disassembler.
53 *
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54 * In general, the tables in this file are fully defined within the ACPI
55 * specification.
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56 *
57 ******************************************************************************/
58
59/*
60 * Values for description table header signatures for tables defined in this
61 * file. Useful because they make it more difficult to inadvertently type in
62 * the wrong signature.
63 */
64#define ACPI_SIG_BGRT "BGRT" /* Boot Graphics Resource Table */
65#define ACPI_SIG_DRTM "DRTM" /* Dynamic Root of Trust for Measurement table */
66#define ACPI_SIG_FPDT "FPDT" /* Firmware Performance Data Table */
67#define ACPI_SIG_GTDT "GTDT" /* Generic Timer Description Table */
68#define ACPI_SIG_MPST "MPST" /* Memory Power State Table */
69#define ACPI_SIG_PCCT "PCCT" /* Platform Communications Channel Table */
70#define ACPI_SIG_PMTT "PMTT" /* Platform Memory Topology Table */
71#define ACPI_SIG_RASF "RASF" /* RAS Feature table */
37e12657 72#define ACPI_SIG_STAO "STAO" /* Status Override table */
68edb038 73#define ACPI_SIG_WPBT "WPBT" /* Windows Platform Binary Table */
b6944efd 74#define ACPI_SIG_XENV "XENV" /* Xen Environment table */
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75
76#define ACPI_SIG_S3PT "S3PT" /* S3 Performance (sub)Table */
77#define ACPI_SIG_PCCS "PCC" /* PCC Shared Memory Region */
78
79/* Reserved table signatures */
80
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81#define ACPI_SIG_MATR "MATR" /* Memory Address Translation Table */
82#define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */
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83
84/*
85 * All tables must be byte-packed to match the ACPI specification, since
86 * the tables are provided by the system BIOS.
87 */
88#pragma pack(1)
89
90/*
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91 * Note: C bitfields are not used for this reason:
92 *
93 * "Bitfields are great and easy to read, but unfortunately the C language
94 * does not specify the layout of bitfields in memory, which means they are
95 * essentially useless for dealing with packed data in on-disk formats or
96 * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
97 * this decision was a design error in C. Ritchie could have picked an order
98 * and stuck with it." Norman Ramsey.
99 * See http://stackoverflow.com/a/1053662/41661
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100 */
101
102/*******************************************************************************
103 *
104 * BGRT - Boot Graphics Resource Table (ACPI 5.0)
105 * Version 1
106 *
107 ******************************************************************************/
108
109struct acpi_table_bgrt {
110 struct acpi_table_header header; /* Common ACPI table header */
111 u16 version;
112 u8 status;
113 u8 image_type;
114 u64 image_address;
115 u32 image_offset_x;
116 u32 image_offset_y;
117};
118
119/*******************************************************************************
120 *
121 * DRTM - Dynamic Root of Trust for Measurement table
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122 * Conforms to "TCG D-RTM Architecture" June 17 2013, Version 1.0.0
123 * Table version 1
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124 *
125 ******************************************************************************/
126
127struct acpi_table_drtm {
128 struct acpi_table_header header; /* Common ACPI table header */
129 u64 entry_base_address;
130 u64 entry_length;
131 u32 entry_address32;
132 u64 entry_address64;
133 u64 exit_address;
134 u64 log_area_address;
135 u32 log_area_length;
136 u64 arch_dependent_address;
137 u32 flags;
138};
139
80fa6cf9 140/* Flag Definitions for above */
c5bd6537 141
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142#define ACPI_DRTM_ACCESS_ALLOWED (1)
143#define ACPI_DRTM_ENABLE_GAP_CODE (1<<1)
144#define ACPI_DRTM_INCOMPLETE_MEASUREMENTS (1<<2)
145#define ACPI_DRTM_AUTHORITY_ORDER (1<<3)
146
147/* 1) Validated Tables List (64-bit addresses) */
148
149struct acpi_drtm_vtable_list {
150 u32 validated_table_count;
151 u64 validated_tables[1];
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152};
153
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154/* 2) Resources List (of Resource Descriptors) */
155
156/* Resource Descriptor */
157
158struct acpi_drtm_resource {
159 u8 size[7];
160 u8 type;
161 u64 address;
162};
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163
164struct acpi_drtm_resource_list {
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165 u32 resource_count;
166 struct acpi_drtm_resource resources[1];
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167};
168
169/* 3) Platform-specific Identifiers List */
170
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171struct acpi_drtm_dps_id {
172 u32 dps_id_length;
173 u8 dps_id[16];
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174};
175
176/*******************************************************************************
177 *
178 * FPDT - Firmware Performance Data Table (ACPI 5.0)
179 * Version 1
180 *
181 ******************************************************************************/
182
183struct acpi_table_fpdt {
184 struct acpi_table_header header; /* Common ACPI table header */
185};
186
187/* FPDT subtable header */
188
189struct acpi_fpdt_header {
190 u16 type;
191 u8 length;
192 u8 revision;
193};
194
195/* Values for Type field above */
196
197enum acpi_fpdt_type {
198 ACPI_FPDT_TYPE_BOOT = 0,
6be58e2f 199 ACPI_FPDT_TYPE_S3PERF = 1
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200};
201
202/*
203 * FPDT subtables
204 */
205
206/* 0: Firmware Basic Boot Performance Record */
207
208struct acpi_fpdt_boot {
209 struct acpi_fpdt_header header;
210 u8 reserved[4];
211 u64 reset_end;
212 u64 load_start;
213 u64 startup_start;
214 u64 exit_services_entry;
215 u64 exit_services_exit;
216};
217
218/* 1: S3 Performance Table Pointer Record */
219
220struct acpi_fpdt_s3pt_ptr {
221 struct acpi_fpdt_header header;
222 u8 reserved[4];
223 u64 address;
224};
225
226/*
227 * S3PT - S3 Performance Table. This table is pointed to by the
228 * FPDT S3 Pointer Record above.
229 */
230struct acpi_table_s3pt {
231 u8 signature[4]; /* "S3PT" */
232 u32 length;
233};
234
235/*
236 * S3PT Subtables
237 */
238struct acpi_s3pt_header {
239 u16 type;
240 u8 length;
241 u8 revision;
242};
243
244/* Values for Type field above */
245
246enum acpi_s3pt_type {
247 ACPI_S3PT_TYPE_RESUME = 0,
6be58e2f 248 ACPI_S3PT_TYPE_SUSPEND = 1
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249};
250
251struct acpi_s3pt_resume {
252 struct acpi_s3pt_header header;
253 u32 resume_count;
254 u64 full_resume;
255 u64 average_resume;
256};
257
258struct acpi_s3pt_suspend {
259 struct acpi_s3pt_header header;
260 u64 suspend_start;
261 u64 suspend_end;
262};
263
264/*******************************************************************************
265 *
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266 * GTDT - Generic Timer Description Table (ACPI 5.1)
267 * Version 2
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268 *
269 ******************************************************************************/
270
271struct acpi_table_gtdt {
272 struct acpi_table_header header; /* Common ACPI table header */
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273 u64 counter_block_addresss;
274 u32 reserved;
275 u32 secure_el1_interrupt;
276 u32 secure_el1_flags;
277 u32 non_secure_el1_interrupt;
278 u32 non_secure_el1_flags;
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279 u32 virtual_timer_interrupt;
280 u32 virtual_timer_flags;
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281 u32 non_secure_el2_interrupt;
282 u32 non_secure_el2_flags;
283 u64 counter_read_block_address;
284 u32 platform_timer_count;
285 u32 platform_timer_offset;
286};
287
288/* Flag Definitions: Timer Block Physical Timers and Virtual timers */
289
290#define ACPI_GTDT_INTERRUPT_MODE (1)
291#define ACPI_GTDT_INTERRUPT_POLARITY (1<<1)
292#define ACPI_GTDT_ALWAYS_ON (1<<2)
293
294/* Common GTDT subtable header */
295
296struct acpi_gtdt_header {
297 u8 type;
298 u16 length;
299};
300
301/* Values for GTDT subtable type above */
302
303enum acpi_gtdt_type {
304 ACPI_GTDT_TYPE_TIMER_BLOCK = 0,
305 ACPI_GTDT_TYPE_WATCHDOG = 1,
306 ACPI_GTDT_TYPE_RESERVED = 2 /* 2 and greater are reserved */
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307};
308
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309/* GTDT Subtables, correspond to Type in struct acpi_gtdt_header */
310
311/* 0: Generic Timer Block */
c5bd6537 312
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313struct acpi_gtdt_timer_block {
314 struct acpi_gtdt_header header;
315 u8 reserved;
316 u64 block_address;
317 u32 timer_count;
318 u32 timer_offset;
319};
320
321/* Timer Sub-Structure, one per timer */
322
323struct acpi_gtdt_timer_entry {
324 u8 frame_number;
325 u8 reserved[3];
326 u64 base_address;
327 u64 el0_base_address;
328 u32 timer_interrupt;
329 u32 timer_flags;
330 u32 virtual_timer_interrupt;
331 u32 virtual_timer_flags;
332 u32 common_flags;
333};
334
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335/* Flag Definitions: timer_flags and virtual_timer_flags above */
336
337#define ACPI_GTDT_GT_IRQ_MODE (1)
338#define ACPI_GTDT_GT_IRQ_POLARITY (1<<1)
339
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340/* Flag Definitions: common_flags above */
341
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342#define ACPI_GTDT_GT_IS_SECURE_TIMER (1)
343#define ACPI_GTDT_GT_ALWAYS_ON (1<<1)
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344
345/* 1: SBSA Generic Watchdog Structure */
346
347struct acpi_gtdt_watchdog {
348 struct acpi_gtdt_header header;
349 u8 reserved;
350 u64 refresh_frame_address;
351 u64 control_frame_address;
352 u32 timer_interrupt;
353 u32 timer_flags;
354};
c5bd6537 355
54ea4247 356/* Flag Definitions: timer_flags above */
c5bd6537 357
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358#define ACPI_GTDT_WATCHDOG_IRQ_MODE (1)
359#define ACPI_GTDT_WATCHDOG_IRQ_POLARITY (1<<1)
360#define ACPI_GTDT_WATCHDOG_SECURE (1<<2)
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361
362/*******************************************************************************
363 *
364 * MPST - Memory Power State Table (ACPI 5.0)
365 * Version 1
366 *
367 ******************************************************************************/
368
369#define ACPI_MPST_CHANNEL_INFO \
c5bd6537 370 u8 channel_id; \
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371 u8 reserved1[3]; \
372 u16 power_node_count; \
373 u16 reserved2;
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374
375/* Main table */
376
377struct acpi_table_mpst {
378 struct acpi_table_header header; /* Common ACPI table header */
379 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */
380};
381
382/* Memory Platform Communication Channel Info */
383
384struct acpi_mpst_channel {
385 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */
386};
387
388/* Memory Power Node Structure */
389
390struct acpi_mpst_power_node {
391 u8 flags;
392 u8 reserved1;
393 u16 node_id;
394 u32 length;
395 u64 range_address;
396 u64 range_length;
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397 u32 num_power_states;
398 u32 num_physical_components;
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399};
400
401/* Values for Flags field above */
402
403#define ACPI_MPST_ENABLED 1
404#define ACPI_MPST_POWER_MANAGED 2
405#define ACPI_MPST_HOT_PLUG_CAPABLE 4
406
407/* Memory Power State Structure (follows POWER_NODE above) */
408
409struct acpi_mpst_power_state {
410 u8 power_state;
411 u8 info_index;
412};
413
414/* Physical Component ID Structure (follows POWER_STATE above) */
415
416struct acpi_mpst_component {
417 u16 component_id;
418};
419
420/* Memory Power State Characteristics Structure (follows all POWER_NODEs) */
421
422struct acpi_mpst_data_hdr {
423 u16 characteristics_count;
2d2dd508 424 u16 reserved;
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425};
426
427struct acpi_mpst_power_data {
2d2dd508 428 u8 structure_id;
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429 u8 flags;
430 u16 reserved1;
431 u32 average_power;
432 u32 power_saving;
433 u64 exit_latency;
434 u64 reserved2;
435};
436
437/* Values for Flags field above */
438
439#define ACPI_MPST_PRESERVE 1
440#define ACPI_MPST_AUTOENTRY 2
441#define ACPI_MPST_AUTOEXIT 4
442
443/* Shared Memory Region (not part of an ACPI table) */
444
445struct acpi_mpst_shared {
446 u32 signature;
447 u16 pcc_command;
448 u16 pcc_status;
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449 u32 command_register;
450 u32 status_register;
451 u32 power_state_id;
452 u32 power_node_id;
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453 u64 energy_consumed;
454 u64 average_power;
455};
456
457/*******************************************************************************
458 *
459 * PCCT - Platform Communications Channel Table (ACPI 5.0)
460 * Version 1
461 *
462 ******************************************************************************/
463
464struct acpi_table_pcct {
465 struct acpi_table_header header; /* Common ACPI table header */
466 u32 flags;
f0d73664 467 u64 reserved;
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468};
469
470/* Values for Flags field above */
471
472#define ACPI_PCCT_DOORBELL 1
473
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474/* Values for subtable type in struct acpi_subtable_header */
475
476enum acpi_pcct_type {
477 ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0,
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478 ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1,
479 ACPI_PCCT_TYPE_RESERVED = 2 /* 2 and greater are reserved */
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480};
481
c5bd6537 482/*
f0d73664 483 * PCCT Subtables, correspond to Type in struct acpi_subtable_header
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484 */
485
486/* 0: Generic Communications Subspace */
487
488struct acpi_pcct_subspace {
489 struct acpi_subtable_header header;
490 u8 reserved[6];
491 u64 base_address;
492 u64 length;
493 struct acpi_generic_address doorbell_register;
494 u64 preserve_mask;
495 u64 write_mask;
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496 u32 latency;
497 u32 max_access_rate;
498 u16 min_turnaround_time;
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499};
500
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501/* 1: HW-reduced Communications Subspace (ACPI 5.1) */
502
503struct acpi_pcct_hw_reduced {
504 struct acpi_subtable_header header;
505 u32 doorbell_interrupt;
506 u8 flags;
507 u8 reserved;
508 u64 base_address;
509 u64 length;
510 struct acpi_generic_address doorbell_register;
511 u64 preserve_mask;
512 u64 write_mask;
513 u32 latency;
514 u32 max_access_rate;
515 u16 min_turnaround_time;
516};
517
518/* Values for doorbell flags above */
519
520#define ACPI_PCCT_INTERRUPT_POLARITY (1)
521#define ACPI_PCCT_INTERRUPT_MODE (1<<1)
522
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523/*
524 * PCC memory structures (not part of the ACPI table)
525 */
526
527/* Shared Memory Region */
528
529struct acpi_pcct_shared_memory {
530 u32 signature;
531 u16 command;
532 u16 status;
533};
534
535/*******************************************************************************
536 *
537 * PMTT - Platform Memory Topology Table (ACPI 5.0)
538 * Version 1
539 *
540 ******************************************************************************/
541
542struct acpi_table_pmtt {
543 struct acpi_table_header header; /* Common ACPI table header */
544 u32 reserved;
545};
546
547/* Common header for PMTT subtables that follow main table */
548
549struct acpi_pmtt_header {
550 u8 type;
551 u8 reserved1;
552 u16 length;
553 u16 flags;
554 u16 reserved2;
555};
556
557/* Values for Type field above */
558
559#define ACPI_PMTT_TYPE_SOCKET 0
560#define ACPI_PMTT_TYPE_CONTROLLER 1
561#define ACPI_PMTT_TYPE_DIMM 2
562#define ACPI_PMTT_TYPE_RESERVED 3 /* 0x03-0xFF are reserved */
563
564/* Values for Flags field above */
565
566#define ACPI_PMTT_TOP_LEVEL 0x0001
567#define ACPI_PMTT_PHYSICAL 0x0002
568#define ACPI_PMTT_MEMORY_TYPE 0x000C
569
570/*
571 * PMTT subtables, correspond to Type in struct acpi_pmtt_header
572 */
573
574/* 0: Socket Structure */
575
576struct acpi_pmtt_socket {
577 struct acpi_pmtt_header header;
578 u16 socket_id;
579 u16 reserved;
580};
581
582/* 1: Memory Controller subtable */
583
584struct acpi_pmtt_controller {
585 struct acpi_pmtt_header header;
586 u32 read_latency;
587 u32 write_latency;
588 u32 read_bandwidth;
589 u32 write_bandwidth;
590 u16 access_width;
591 u16 alignment;
592 u16 reserved;
593 u16 domain_count;
594};
595
596/* 1a: Proximity Domain substructure */
597
598struct acpi_pmtt_domain {
599 u32 proximity_domain;
600};
601
602/* 2: Physical Component Identifier (DIMM) */
603
604struct acpi_pmtt_physical_component {
605 struct acpi_pmtt_header header;
606 u16 component_id;
607 u16 reserved;
608 u32 memory_size;
609 u32 bios_handle;
610};
611
612/*******************************************************************************
613 *
614 * RASF - RAS Feature Table (ACPI 5.0)
615 * Version 1
616 *
617 ******************************************************************************/
618
619struct acpi_table_rasf {
620 struct acpi_table_header header; /* Common ACPI table header */
621 u8 channel_id[12];
622};
623
624/* RASF Platform Communication Channel Shared Memory Region */
625
626struct acpi_rasf_shared_memory {
627 u32 signature;
628 u16 command;
629 u16 status;
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630 u16 version;
631 u8 capabilities[16];
632 u8 set_capabilities[16];
633 u16 num_parameter_blocks;
634 u32 set_capabilities_status;
635};
636
637/* RASF Parameter Block Structure Header */
638
639struct acpi_rasf_parameter_block {
640 u16 type;
641 u16 version;
642 u16 length;
643};
644
645/* RASF Parameter Block Structure for PATROL_SCRUB */
646
647struct acpi_rasf_patrol_scrub_parameter {
648 struct acpi_rasf_parameter_block header;
649 u16 patrol_scrub_command;
650 u64 requested_address_range[2];
651 u64 actual_address_range[2];
c5bd6537 652 u16 flags;
8c280914 653 u8 requested_speed;
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654};
655
656/* Masks for Flags and Speed fields above */
657
658#define ACPI_RASF_SCRUBBER_RUNNING 1
659#define ACPI_RASF_SPEED (7<<1)
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660#define ACPI_RASF_SPEED_SLOW (0<<1)
661#define ACPI_RASF_SPEED_MEDIUM (4<<1)
662#define ACPI_RASF_SPEED_FAST (7<<1)
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663
664/* Channel Commands */
665
666enum acpi_rasf_commands {
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667 ACPI_RASF_EXECUTE_RASF_COMMAND = 1
668};
669
670/* Platform RAS Capabilities */
671
672enum acpi_rasf_capabiliities {
673 ACPI_HW_PATROL_SCRUB_SUPPORTED = 0,
674 ACPI_SW_PATROL_SCRUB_EXPOSED = 1
675};
676
677/* Patrol Scrub Commands */
678
679enum acpi_rasf_patrol_scrub_commands {
680 ACPI_RASF_GET_PATROL_PARAMETERS = 1,
681 ACPI_RASF_START_PATROL_SCRUBBER = 2,
682 ACPI_RASF_STOP_PATROL_SCRUBBER = 3
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683};
684
685/* Channel Command flags */
686
687#define ACPI_RASF_GENERATE_SCI (1<<15)
688
689/* Status values */
690
691enum acpi_rasf_status {
692 ACPI_RASF_SUCCESS = 0,
693 ACPI_RASF_NOT_VALID = 1,
694 ACPI_RASF_NOT_SUPPORTED = 2,
695 ACPI_RASF_BUSY = 3,
696 ACPI_RASF_FAILED = 4,
697 ACPI_RASF_ABORTED = 5,
698 ACPI_RASF_INVALID_DATA = 6
699};
700
701/* Status flags */
702
703#define ACPI_RASF_COMMAND_COMPLETE (1)
704#define ACPI_RASF_SCI_DOORBELL (1<<1)
705#define ACPI_RASF_ERROR (1<<2)
706#define ACPI_RASF_STATUS (0x1F<<3)
707
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708/*******************************************************************************
709 *
710 * STAO - Status Override Table (_STA override) - ACPI 6.0
711 * Version 1
712 *
713 * Conforms to "ACPI Specification for Status Override Table"
714 * 6 January 2015
715 *
716 ******************************************************************************/
717
718struct acpi_table_stao {
719 struct acpi_table_header header; /* Common ACPI table header */
720 u8 ignore_uart;
721};
722
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723/*******************************************************************************
724 *
725 * WPBT - Windows Platform Environment Table (ACPI 6.0)
726 * Version 1
727 *
728 * Conforms to "Windows Platform Binary Table (WPBT)" 29 November 2011
729 *
730 ******************************************************************************/
731
732struct acpi_table_wpbt {
733 struct acpi_table_header header; /* Common ACPI table header */
734 u32 handoff_size;
735 u64 handoff_address;
736 u8 layout;
737 u8 type;
738 u16 arguments_length;
739};
740
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741/*******************************************************************************
742 *
743 * XENV - Xen Environment Table (ACPI 6.0)
744 * Version 1
745 *
746 * Conforms to "ACPI Specification for Xen Environment Table" 4 January 2015
747 *
748 ******************************************************************************/
749
750struct acpi_table_xenv {
751 struct acpi_table_header header; /* Common ACPI table header */
752 u64 grant_table_address;
753 u64 grant_table_size;
754 u32 event_interrupt;
755 u8 event_flags;
756};
757
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758/* Reset to default packing */
759
760#pragma pack()
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761
762#endif /* __ACTBL3_H__ */