arm64: mm: ensure patched kernel text is fetched from PoU
[linux/fpc-iii.git] / include / acpi / actbl3.h
blob1df891660f4394e5f805e57455cbb662b9fac920
1 /******************************************************************************
3 * Name: actbl3.h - ACPI Table Definitions
5 *****************************************************************************/
7 /*
8 * Copyright (C) 2000 - 2015, Intel Corp.
9 * All rights reserved.
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.
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.
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
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37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
44 #ifndef __ACTBL3_H__
45 #define __ACTBL3_H__
47 /*******************************************************************************
49 * Additional ACPI Tables (3)
51 * These tables are not consumed directly by the ACPICA subsystem, but are
52 * included here to support device drivers and the AML disassembler.
54 * In general, the tables in this file are fully defined within the ACPI
55 * specification.
57 ******************************************************************************/
60 * Values for description table header signatures for tables defined in this
61 * file. Useful because they make it more difficult to inadvertently type in
62 * the wrong signature.
64 #define ACPI_SIG_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 */
72 #define ACPI_SIG_STAO "STAO" /* Status Override table */
73 #define ACPI_SIG_WPBT "WPBT" /* Windows Platform Binary Table */
74 #define ACPI_SIG_XENV "XENV" /* Xen Environment table */
76 #define ACPI_SIG_S3PT "S3PT" /* S3 Performance (sub)Table */
77 #define ACPI_SIG_PCCS "PCC" /* PCC Shared Memory Region */
79 /* Reserved table signatures */
81 #define ACPI_SIG_MATR "MATR" /* Memory Address Translation Table */
82 #define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */
85 * All tables must be byte-packed to match the ACPI specification, since
86 * the tables are provided by the system BIOS.
88 #pragma pack(1)
91 * Note: C bitfields are not used for this reason:
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
102 /*******************************************************************************
104 * BGRT - Boot Graphics Resource Table (ACPI 5.0)
105 * Version 1
107 ******************************************************************************/
109 struct 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;
119 /*******************************************************************************
121 * DRTM - Dynamic Root of Trust for Measurement table
122 * Conforms to "TCG D-RTM Architecture" June 17 2013, Version 1.0.0
123 * Table version 1
125 ******************************************************************************/
127 struct 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;
140 /* Flag Definitions for above */
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)
147 /* 1) Validated Tables List (64-bit addresses) */
149 struct acpi_drtm_vtable_list {
150 u32 validated_table_count;
151 u64 validated_tables[1];
154 /* 2) Resources List (of Resource Descriptors) */
156 /* Resource Descriptor */
158 struct acpi_drtm_resource {
159 u8 size[7];
160 u8 type;
161 u64 address;
164 struct acpi_drtm_resource_list {
165 u32 resource_count;
166 struct acpi_drtm_resource resources[1];
169 /* 3) Platform-specific Identifiers List */
171 struct acpi_drtm_dps_id {
172 u32 dps_id_length;
173 u8 dps_id[16];
176 /*******************************************************************************
178 * FPDT - Firmware Performance Data Table (ACPI 5.0)
179 * Version 1
181 ******************************************************************************/
183 struct acpi_table_fpdt {
184 struct acpi_table_header header; /* Common ACPI table header */
187 /* FPDT subtable header */
189 struct acpi_fpdt_header {
190 u16 type;
191 u8 length;
192 u8 revision;
195 /* Values for Type field above */
197 enum acpi_fpdt_type {
198 ACPI_FPDT_TYPE_BOOT = 0,
199 ACPI_FPDT_TYPE_S3PERF = 1
203 * FPDT subtables
206 /* 0: Firmware Basic Boot Performance Record */
208 struct 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;
218 /* 1: S3 Performance Table Pointer Record */
220 struct acpi_fpdt_s3pt_ptr {
221 struct acpi_fpdt_header header;
222 u8 reserved[4];
223 u64 address;
227 * S3PT - S3 Performance Table. This table is pointed to by the
228 * FPDT S3 Pointer Record above.
230 struct acpi_table_s3pt {
231 u8 signature[4]; /* "S3PT" */
232 u32 length;
236 * S3PT Subtables
238 struct acpi_s3pt_header {
239 u16 type;
240 u8 length;
241 u8 revision;
244 /* Values for Type field above */
246 enum acpi_s3pt_type {
247 ACPI_S3PT_TYPE_RESUME = 0,
248 ACPI_S3PT_TYPE_SUSPEND = 1
251 struct acpi_s3pt_resume {
252 struct acpi_s3pt_header header;
253 u32 resume_count;
254 u64 full_resume;
255 u64 average_resume;
258 struct acpi_s3pt_suspend {
259 struct acpi_s3pt_header header;
260 u64 suspend_start;
261 u64 suspend_end;
264 /*******************************************************************************
266 * GTDT - Generic Timer Description Table (ACPI 5.1)
267 * Version 2
269 ******************************************************************************/
271 struct acpi_table_gtdt {
272 struct acpi_table_header header; /* Common ACPI table header */
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;
279 u32 virtual_timer_interrupt;
280 u32 virtual_timer_flags;
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;
288 /* Flag Definitions: Timer Block Physical Timers and Virtual timers */
290 #define ACPI_GTDT_INTERRUPT_MODE (1)
291 #define ACPI_GTDT_INTERRUPT_POLARITY (1<<1)
292 #define ACPI_GTDT_ALWAYS_ON (1<<2)
294 /* Common GTDT subtable header */
296 struct acpi_gtdt_header {
297 u8 type;
298 u16 length;
301 /* Values for GTDT subtable type above */
303 enum 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 */
309 /* GTDT Subtables, correspond to Type in struct acpi_gtdt_header */
311 /* 0: Generic Timer Block */
313 struct 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;
321 /* Timer Sub-Structure, one per timer */
323 struct 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;
335 /* Flag Definitions: timer_flags and virtual_timer_flags above */
337 #define ACPI_GTDT_GT_IRQ_MODE (1)
338 #define ACPI_GTDT_GT_IRQ_POLARITY (1<<1)
340 /* Flag Definitions: common_flags above */
342 #define ACPI_GTDT_GT_IS_SECURE_TIMER (1)
343 #define ACPI_GTDT_GT_ALWAYS_ON (1<<1)
345 /* 1: SBSA Generic Watchdog Structure */
347 struct 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;
356 /* Flag Definitions: timer_flags above */
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)
362 /*******************************************************************************
364 * MPST - Memory Power State Table (ACPI 5.0)
365 * Version 1
367 ******************************************************************************/
369 #define ACPI_MPST_CHANNEL_INFO \
370 u8 channel_id; \
371 u8 reserved1[3]; \
372 u16 power_node_count; \
373 u16 reserved2;
375 /* Main table */
377 struct acpi_table_mpst {
378 struct acpi_table_header header; /* Common ACPI table header */
379 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */
382 /* Memory Platform Communication Channel Info */
384 struct acpi_mpst_channel {
385 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */
388 /* Memory Power Node Structure */
390 struct 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;
397 u32 num_power_states;
398 u32 num_physical_components;
401 /* Values for Flags field above */
403 #define ACPI_MPST_ENABLED 1
404 #define ACPI_MPST_POWER_MANAGED 2
405 #define ACPI_MPST_HOT_PLUG_CAPABLE 4
407 /* Memory Power State Structure (follows POWER_NODE above) */
409 struct acpi_mpst_power_state {
410 u8 power_state;
411 u8 info_index;
414 /* Physical Component ID Structure (follows POWER_STATE above) */
416 struct acpi_mpst_component {
417 u16 component_id;
420 /* Memory Power State Characteristics Structure (follows all POWER_NODEs) */
422 struct acpi_mpst_data_hdr {
423 u16 characteristics_count;
424 u16 reserved;
427 struct acpi_mpst_power_data {
428 u8 structure_id;
429 u8 flags;
430 u16 reserved1;
431 u32 average_power;
432 u32 power_saving;
433 u64 exit_latency;
434 u64 reserved2;
437 /* Values for Flags field above */
439 #define ACPI_MPST_PRESERVE 1
440 #define ACPI_MPST_AUTOENTRY 2
441 #define ACPI_MPST_AUTOEXIT 4
443 /* Shared Memory Region (not part of an ACPI table) */
445 struct acpi_mpst_shared {
446 u32 signature;
447 u16 pcc_command;
448 u16 pcc_status;
449 u32 command_register;
450 u32 status_register;
451 u32 power_state_id;
452 u32 power_node_id;
453 u64 energy_consumed;
454 u64 average_power;
457 /*******************************************************************************
459 * PCCT - Platform Communications Channel Table (ACPI 5.0)
460 * Version 1
462 ******************************************************************************/
464 struct acpi_table_pcct {
465 struct acpi_table_header header; /* Common ACPI table header */
466 u32 flags;
467 u64 reserved;
470 /* Values for Flags field above */
472 #define ACPI_PCCT_DOORBELL 1
474 /* Values for subtable type in struct acpi_subtable_header */
476 enum acpi_pcct_type {
477 ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0,
478 ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1,
479 ACPI_PCCT_TYPE_RESERVED = 2 /* 2 and greater are reserved */
483 * PCCT Subtables, correspond to Type in struct acpi_subtable_header
486 /* 0: Generic Communications Subspace */
488 struct 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;
496 u32 latency;
497 u32 max_access_rate;
498 u16 min_turnaround_time;
501 /* 1: HW-reduced Communications Subspace (ACPI 5.1) */
503 struct 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;
518 /* Values for doorbell flags above */
520 #define ACPI_PCCT_INTERRUPT_POLARITY (1)
521 #define ACPI_PCCT_INTERRUPT_MODE (1<<1)
524 * PCC memory structures (not part of the ACPI table)
527 /* Shared Memory Region */
529 struct acpi_pcct_shared_memory {
530 u32 signature;
531 u16 command;
532 u16 status;
535 /*******************************************************************************
537 * PMTT - Platform Memory Topology Table (ACPI 5.0)
538 * Version 1
540 ******************************************************************************/
542 struct acpi_table_pmtt {
543 struct acpi_table_header header; /* Common ACPI table header */
544 u32 reserved;
547 /* Common header for PMTT subtables that follow main table */
549 struct acpi_pmtt_header {
550 u8 type;
551 u8 reserved1;
552 u16 length;
553 u16 flags;
554 u16 reserved2;
557 /* Values for Type field above */
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 */
564 /* Values for Flags field above */
566 #define ACPI_PMTT_TOP_LEVEL 0x0001
567 #define ACPI_PMTT_PHYSICAL 0x0002
568 #define ACPI_PMTT_MEMORY_TYPE 0x000C
571 * PMTT subtables, correspond to Type in struct acpi_pmtt_header
574 /* 0: Socket Structure */
576 struct acpi_pmtt_socket {
577 struct acpi_pmtt_header header;
578 u16 socket_id;
579 u16 reserved;
582 /* 1: Memory Controller subtable */
584 struct 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;
596 /* 1a: Proximity Domain substructure */
598 struct acpi_pmtt_domain {
599 u32 proximity_domain;
602 /* 2: Physical Component Identifier (DIMM) */
604 struct 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;
612 /*******************************************************************************
614 * RASF - RAS Feature Table (ACPI 5.0)
615 * Version 1
617 ******************************************************************************/
619 struct acpi_table_rasf {
620 struct acpi_table_header header; /* Common ACPI table header */
621 u8 channel_id[12];
624 /* RASF Platform Communication Channel Shared Memory Region */
626 struct acpi_rasf_shared_memory {
627 u32 signature;
628 u16 command;
629 u16 status;
630 u16 version;
631 u8 capabilities[16];
632 u8 set_capabilities[16];
633 u16 num_parameter_blocks;
634 u32 set_capabilities_status;
637 /* RASF Parameter Block Structure Header */
639 struct acpi_rasf_parameter_block {
640 u16 type;
641 u16 version;
642 u16 length;
645 /* RASF Parameter Block Structure for PATROL_SCRUB */
647 struct 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];
652 u16 flags;
653 u8 requested_speed;
656 /* Masks for Flags and Speed fields above */
658 #define ACPI_RASF_SCRUBBER_RUNNING 1
659 #define ACPI_RASF_SPEED (7<<1)
660 #define ACPI_RASF_SPEED_SLOW (0<<1)
661 #define ACPI_RASF_SPEED_MEDIUM (4<<1)
662 #define ACPI_RASF_SPEED_FAST (7<<1)
664 /* Channel Commands */
666 enum acpi_rasf_commands {
667 ACPI_RASF_EXECUTE_RASF_COMMAND = 1
670 /* Platform RAS Capabilities */
672 enum acpi_rasf_capabiliities {
673 ACPI_HW_PATROL_SCRUB_SUPPORTED = 0,
674 ACPI_SW_PATROL_SCRUB_EXPOSED = 1
677 /* Patrol Scrub Commands */
679 enum 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
685 /* Channel Command flags */
687 #define ACPI_RASF_GENERATE_SCI (1<<15)
689 /* Status values */
691 enum 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
701 /* Status flags */
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)
708 /*******************************************************************************
710 * STAO - Status Override Table (_STA override) - ACPI 6.0
711 * Version 1
713 * Conforms to "ACPI Specification for Status Override Table"
714 * 6 January 2015
716 ******************************************************************************/
718 struct acpi_table_stao {
719 struct acpi_table_header header; /* Common ACPI table header */
720 u8 ignore_uart;
723 /*******************************************************************************
725 * WPBT - Windows Platform Environment Table (ACPI 6.0)
726 * Version 1
728 * Conforms to "Windows Platform Binary Table (WPBT)" 29 November 2011
730 ******************************************************************************/
732 struct 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;
741 /*******************************************************************************
743 * XENV - Xen Environment Table (ACPI 6.0)
744 * Version 1
746 * Conforms to "ACPI Specification for Xen Environment Table" 4 January 2015
748 ******************************************************************************/
750 struct 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;
758 /* Reset to default packing */
760 #pragma pack()
762 #endif /* __ACTBL3_H__ */