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1/******************************************************************************
2 *
5cf4d733 3 * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec)
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4 *
5 *****************************************************************************/
6
7/*
7735ca0e 8 * Copyright (C) 2000 - 2017, 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
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44#ifndef __ACTBL2_H__
45#define __ACTBL2_H__
46
47/*******************************************************************************
48 *
49 * Additional ACPI Tables (2)
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 * Generally, the tables in this file are defined by third-party specifications,
55 * and are not defined directly by the ACPI specification itself.
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56 *
57 ******************************************************************************/
58
59/*
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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.
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63 */
64#define ACPI_SIG_ASF "ASF!" /* Alert Standard Format table */
65#define ACPI_SIG_BOOT "BOOT" /* Simple Boot Flag Table */
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66#define ACPI_SIG_CSRT "CSRT" /* Core System Resource Table */
67#define ACPI_SIG_DBG2 "DBG2" /* Debug Port table type 2 */
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68#define ACPI_SIG_DBGP "DBGP" /* Debug Port table */
69#define ACPI_SIG_DMAR "DMAR" /* DMA Remapping table */
70#define ACPI_SIG_HPET "HPET" /* High Precision Event Timer table */
ba494bee 71#define ACPI_SIG_IBFT "IBFT" /* iSCSI Boot Firmware Table */
874f6a72 72#define ACPI_SIG_IORT "IORT" /* IO Remapping Table */
6e2d5ebd 73#define ACPI_SIG_IVRS "IVRS" /* I/O Virtualization Reporting Structure */
d36d4e30 74#define ACPI_SIG_LPIT "LPIT" /* Low Power Idle Table */
b24aad44 75#define ACPI_SIG_MCFG "MCFG" /* PCI Memory Mapped Configuration table */
0e264f0b 76#define ACPI_SIG_MCHI "MCHI" /* Management Controller Host Interface table */
5132f2fa 77#define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */
98b5c993 78#define ACPI_SIG_MTMR "MTMR" /* MID Timer table */
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79#define ACPI_SIG_SLIC "SLIC" /* Software Licensing Description Table */
80#define ACPI_SIG_SPCR "SPCR" /* Serial Port Console Redirection table */
81#define ACPI_SIG_SPMI "SPMI" /* Server Platform Management Interface table */
82#define ACPI_SIG_TCPA "TCPA" /* Trusted Computing Platform Alliance table */
9005694e 83#define ACPI_SIG_TPM2 "TPM2" /* Trusted Platform Module 2.0 H/W interface table */
b24aad44 84#define ACPI_SIG_UEFI "UEFI" /* Uefi Boot Optimization Table */
25c0330a 85#define ACPI_SIG_VRTC "VRTC" /* Virtual Real Time Clock Table */
6e2d5ebd 86#define ACPI_SIG_WAET "WAET" /* Windows ACPI Emulated devices Table */
b24aad44 87#define ACPI_SIG_WDAT "WDAT" /* Watchdog Action Table */
9d8b5e7b 88#define ACPI_SIG_WDDT "WDDT" /* Watchdog Timer Description Table */
b24aad44 89#define ACPI_SIG_WDRT "WDRT" /* Watchdog Resource Table */
e6ab3b77 90#define ACPI_SIG_WSMT "WSMT" /* Windows SMM Security Migrations Table */
9cf7adec 91#define ACPI_SIG_XXXX "XXXX" /* Intermediate AML header for ASL/ASL+ converter */
b24aad44 92
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93#ifdef ACPI_UNDEFINED_TABLES
94/*
95 * These tables have been seen in the field, but no definition has been found
96 */
97#define ACPI_SIG_ATKG "ATKG"
98#define ACPI_SIG_GSCI "GSCI" /* GMCH SCI table */
99#define ACPI_SIG_IEIT "IEIT"
100#endif
101
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102/*
103 * All tables must be byte-packed to match the ACPI specification, since
104 * the tables are provided by the system BIOS.
105 */
106#pragma pack(1)
107
108/*
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109 * Note: C bitfields are not used for this reason:
110 *
111 * "Bitfields are great and easy to read, but unfortunately the C language
112 * does not specify the layout of bitfields in memory, which means they are
113 * essentially useless for dealing with packed data in on-disk formats or
114 * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
115 * this decision was a design error in C. Ritchie could have picked an order
116 * and stuck with it." Norman Ramsey.
117 * See http://stackoverflow.com/a/1053662/41661
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118 */
119
120/*******************************************************************************
121 *
122 * ASF - Alert Standard Format table (Signature "ASF!")
6e2d5ebd 123 * Revision 0x10
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124 *
125 * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
126 *
127 ******************************************************************************/
128
129struct acpi_table_asf {
130 struct acpi_table_header header; /* Common ACPI table header */
131};
132
133/* ASF subtable header */
134
135struct acpi_asf_header {
136 u8 type;
137 u8 reserved;
138 u16 length;
139};
140
141/* Values for Type field above */
142
143enum acpi_asf_type {
144 ACPI_ASF_TYPE_INFO = 0,
145 ACPI_ASF_TYPE_ALERT = 1,
146 ACPI_ASF_TYPE_CONTROL = 2,
147 ACPI_ASF_TYPE_BOOT = 3,
148 ACPI_ASF_TYPE_ADDRESS = 4,
149 ACPI_ASF_TYPE_RESERVED = 5
150};
151
152/*
153 * ASF subtables
154 */
155
156/* 0: ASF Information */
157
158struct acpi_asf_info {
159 struct acpi_asf_header header;
160 u8 min_reset_value;
161 u8 min_poll_interval;
162 u16 system_id;
163 u32 mfg_id;
164 u8 flags;
165 u8 reserved2[3];
166};
167
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168/* Masks for Flags field above */
169
170#define ACPI_ASF_SMBUS_PROTOCOLS (1)
171
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172/* 1: ASF Alerts */
173
174struct acpi_asf_alert {
175 struct acpi_asf_header header;
176 u8 assert_mask;
177 u8 deassert_mask;
178 u8 alerts;
179 u8 data_length;
180};
181
182struct acpi_asf_alert_data {
183 u8 address;
184 u8 command;
185 u8 mask;
186 u8 value;
187 u8 sensor_type;
188 u8 type;
189 u8 offset;
190 u8 source_type;
191 u8 severity;
192 u8 sensor_number;
193 u8 entity;
194 u8 instance;
195};
196
197/* 2: ASF Remote Control */
198
199struct acpi_asf_remote {
200 struct acpi_asf_header header;
201 u8 controls;
202 u8 data_length;
203 u16 reserved2;
204};
205
206struct acpi_asf_control_data {
207 u8 function;
208 u8 address;
209 u8 command;
210 u8 value;
211};
212
213/* 3: ASF RMCP Boot Options */
214
215struct acpi_asf_rmcp {
216 struct acpi_asf_header header;
217 u8 capabilities[7];
218 u8 completion_code;
219 u32 enterprise_id;
220 u8 command;
221 u16 parameter;
222 u16 boot_options;
223 u16 oem_parameters;
224};
225
226/* 4: ASF Address */
227
228struct acpi_asf_address {
229 struct acpi_asf_header header;
230 u8 eprom_address;
231 u8 devices;
232};
233
234/*******************************************************************************
235 *
236 * BOOT - Simple Boot Flag Table
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237 * Version 1
238 *
239 * Conforms to the "Simple Boot Flag Specification", Version 2.1
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240 *
241 ******************************************************************************/
242
243struct acpi_table_boot {
244 struct acpi_table_header header; /* Common ACPI table header */
245 u8 cmos_index; /* Index in CMOS RAM for the boot register */
246 u8 reserved[3];
247};
248
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249/*******************************************************************************
250 *
251 * CSRT - Core System Resource Table
252 * Version 0
253 *
254 * Conforms to the "Core System Resource Table (CSRT)", November 14, 2011
255 *
256 ******************************************************************************/
257
258struct acpi_table_csrt {
259 struct acpi_table_header header; /* Common ACPI table header */
260};
261
262/* Resource Group subtable */
263
264struct acpi_csrt_group {
265 u32 length;
266 u32 vendor_id;
267 u32 subvendor_id;
268 u16 device_id;
269 u16 subdevice_id;
270 u16 revision;
271 u16 reserved;
e6750be9 272 u32 shared_info_length;
4e2f9c27 273
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274 /* Shared data immediately follows (Length = shared_info_length) */
275};
276
277/* Shared Info subtable */
278
279struct acpi_csrt_shared_info {
280 u16 major_version;
281 u16 minor_version;
282 u32 mmio_base_low;
283 u32 mmio_base_high;
284 u32 gsi_interrupt;
285 u8 interrupt_polarity;
286 u8 interrupt_mode;
287 u8 num_channels;
288 u8 dma_address_width;
289 u16 base_request_line;
290 u16 num_handshake_signals;
291 u32 max_block_size;
292
293 /* Resource descriptors immediately follow (Length = Group length - shared_info_length) */
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294};
295
296/* Resource Descriptor subtable */
297
298struct acpi_csrt_descriptor {
299 u32 length;
300 u16 type;
301 u16 subtype;
302 u32 uid;
303
304 /* Resource-specific information immediately follows */
305};
306
307/* Resource Types */
308
309#define ACPI_CSRT_TYPE_INTERRUPT 0x0001
310#define ACPI_CSRT_TYPE_TIMER 0x0002
311#define ACPI_CSRT_TYPE_DMA 0x0003
312
313/* Resource Subtypes */
314
315#define ACPI_CSRT_XRUPT_LINE 0x0000
316#define ACPI_CSRT_XRUPT_CONTROLLER 0x0001
317#define ACPI_CSRT_TIMER 0x0000
318#define ACPI_CSRT_DMA_CHANNEL 0x0000
319#define ACPI_CSRT_DMA_CONTROLLER 0x0001
320
321/*******************************************************************************
322 *
323 * DBG2 - Debug Port Table 2
324 * Version 0 (Both main table and subtables)
325 *
c7200ffe 326 * Conforms to "Microsoft Debug Port Table 2 (DBG2)", December 10, 2015
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327 *
328 ******************************************************************************/
329
330struct acpi_table_dbg2 {
331 struct acpi_table_header header; /* Common ACPI table header */
332 u32 info_offset;
333 u32 info_count;
334};
335
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336struct acpi_dbg2_header {
337 u32 info_offset;
338 u32 info_count;
339};
340
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341/* Debug Device Information Subtable */
342
343struct acpi_dbg2_device {
344 u8 revision;
345 u16 length;
346 u8 register_count; /* Number of base_address registers */
347 u16 namepath_length;
348 u16 namepath_offset;
349 u16 oem_data_length;
350 u16 oem_data_offset;
351 u16 port_type;
352 u16 port_subtype;
353 u16 reserved;
354 u16 base_address_offset;
355 u16 address_size_offset;
356 /*
357 * Data that follows:
358 * base_address (required) - Each in 12-byte Generic Address Structure format.
359 * address_size (required) - Array of u32 sizes corresponding to each base_address register.
360 * Namepath (required) - Null terminated string. Single dot if not supported.
361 * oem_data (optional) - Length is oem_data_length.
362 */
363};
364
365/* Types for port_type field above */
366
367#define ACPI_DBG2_SERIAL_PORT 0x8000
368#define ACPI_DBG2_1394_PORT 0x8001
369#define ACPI_DBG2_USB_PORT 0x8002
370#define ACPI_DBG2_NET_PORT 0x8003
371
372/* Subtypes for port_subtype field above */
373
374#define ACPI_DBG2_16550_COMPATIBLE 0x0000
375#define ACPI_DBG2_16550_SUBSET 0x0001
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376#define ACPI_DBG2_ARM_PL011 0x0003
377#define ACPI_DBG2_ARM_SBSA_32BIT 0x000D
378#define ACPI_DBG2_ARM_SBSA_GENERIC 0x000E
379#define ACPI_DBG2_ARM_DCC 0x000F
380#define ACPI_DBG2_BCM2835 0x0010
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381
382#define ACPI_DBG2_1394_STANDARD 0x0000
383
384#define ACPI_DBG2_USB_XHCI 0x0000
385#define ACPI_DBG2_USB_EHCI 0x0001
386
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387/*******************************************************************************
388 *
389 * DBGP - Debug Port table
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390 * Version 1
391 *
392 * Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000
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393 *
394 ******************************************************************************/
395
396struct acpi_table_dbgp {
397 struct acpi_table_header header; /* Common ACPI table header */
398 u8 type; /* 0=full 16550, 1=subset of 16550 */
399 u8 reserved[3];
400 struct acpi_generic_address debug_port;
401};
402
403/*******************************************************************************
404 *
405 * DMAR - DMA Remapping table
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406 * Version 1
407 *
408 * Conforms to "Intel Virtualization Technology for Directed I/O",
3a9ca4d5 409 * Version 2.3, October 2014
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410 *
411 ******************************************************************************/
412
413struct acpi_table_dmar {
414 struct acpi_table_header header; /* Common ACPI table header */
415 u8 width; /* Host Address Width */
416 u8 flags;
417 u8 reserved[10];
418};
419
6e2d5ebd 420/* Masks for Flags field above */
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421
422#define ACPI_DMAR_INTR_REMAP (1)
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423#define ACPI_DMAR_X2APIC_OPT_OUT (1<<1)
424#define ACPI_DMAR_X2APIC_MODE (1<<2)
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425
426/* DMAR subtable header */
427
428struct acpi_dmar_header {
429 u16 type;
430 u16 length;
431};
432
433/* Values for subtable type in struct acpi_dmar_header */
434
435enum acpi_dmar_type {
436 ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
437 ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
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438 ACPI_DMAR_TYPE_ROOT_ATS = 2,
439 ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,
440 ACPI_DMAR_TYPE_NAMESPACE = 4,
86a54dcc 441 ACPI_DMAR_TYPE_RESERVED = 5 /* 5 and greater are reserved */
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442};
443
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444/* DMAR Device Scope structure */
445
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446struct acpi_dmar_device_scope {
447 u8 entry_type;
448 u8 length;
449 u16 reserved;
450 u8 enumeration_id;
451 u8 bus;
452};
453
83118b0d 454/* Values for entry_type in struct acpi_dmar_device_scope - device types */
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455
456enum acpi_dmar_scope_type {
457 ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0,
458 ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1,
459 ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2,
460 ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3,
461 ACPI_DMAR_SCOPE_TYPE_HPET = 4,
83118b0d 462 ACPI_DMAR_SCOPE_TYPE_NAMESPACE = 5,
86a54dcc 463 ACPI_DMAR_SCOPE_TYPE_RESERVED = 6 /* 6 and greater are reserved */
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464};
465
466struct acpi_dmar_pci_path {
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467 u8 device;
468 u8 function;
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469};
470
471/*
1a49b72c 472 * DMAR Subtables, correspond to Type in struct acpi_dmar_header
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473 */
474
475/* 0: Hardware Unit Definition */
476
477struct acpi_dmar_hardware_unit {
478 struct acpi_dmar_header header;
479 u8 flags;
480 u8 reserved;
481 u16 segment;
482 u64 address; /* Register Base Address */
483};
484
6e2d5ebd 485/* Masks for Flags field above */
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486
487#define ACPI_DMAR_INCLUDE_ALL (1)
488
489/* 1: Reserved Memory Defininition */
490
491struct acpi_dmar_reserved_memory {
492 struct acpi_dmar_header header;
493 u16 reserved;
494 u16 segment;
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495 u64 base_address; /* 4K aligned base address */
496 u64 end_address; /* 4K aligned limit address */
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497};
498
6e2d5ebd 499/* Masks for Flags field above */
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500
501#define ACPI_DMAR_ALLOW_ALL (1)
502
503/* 2: Root Port ATS Capability Reporting Structure */
504
505struct acpi_dmar_atsr {
506 struct acpi_dmar_header header;
507 u8 flags;
508 u8 reserved;
509 u16 segment;
510};
511
6e2d5ebd 512/* Masks for Flags field above */
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513
514#define ACPI_DMAR_ALL_PORTS (1)
515
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516/* 3: Remapping Hardware Static Affinity Structure */
517
518struct acpi_dmar_rhsa {
519 struct acpi_dmar_header header;
520 u32 reserved;
521 u64 base_address;
522 u32 proximity_domain;
523};
524
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525/* 4: ACPI Namespace Device Declaration Structure */
526
527struct acpi_dmar_andd {
528 struct acpi_dmar_header header;
529 u8 reserved[3];
530 u8 device_number;
83118b0d 531 char device_name[1];
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532};
533
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534/*******************************************************************************
535 *
536 * HPET - High Precision Event Timer table
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537 * Version 1
538 *
539 * Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
540 * Version 1.0a, October 2004
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541 *
542 ******************************************************************************/
543
544struct acpi_table_hpet {
545 struct acpi_table_header header; /* Common ACPI table header */
546 u32 id; /* Hardware ID of event timer block */
547 struct acpi_generic_address address; /* Address of event timer block */
548 u8 sequence; /* HPET sequence number */
549 u16 minimum_tick; /* Main counter min tick, periodic mode */
550 u8 flags;
551};
552
6e2d5ebd 553/* Masks for Flags field above */
b24aad44 554
6e2d5ebd 555#define ACPI_HPET_PAGE_PROTECT_MASK (3)
b24aad44 556
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557/* Values for Page Protect flags */
558
559enum acpi_hpet_page_protect {
560 ACPI_HPET_NO_PAGE_PROTECT = 0,
561 ACPI_HPET_PAGE_PROTECT4 = 1,
562 ACPI_HPET_PAGE_PROTECT64 = 2
563};
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564
565/*******************************************************************************
566 *
567 * IBFT - Boot Firmware Table
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568 * Version 1
569 *
570 * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
571 * Specification", Version 1.01, March 1, 2007
572 *
573 * Note: It appears that this table is not intended to appear in the RSDT/XSDT.
574 * Therefore, it is not currently supported by the disassembler.
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575 *
576 ******************************************************************************/
577
578struct acpi_table_ibft {
579 struct acpi_table_header header; /* Common ACPI table header */
580 u8 reserved[12];
581};
582
583/* IBFT common subtable header */
584
585struct acpi_ibft_header {
586 u8 type;
587 u8 version;
588 u16 length;
589 u8 index;
590 u8 flags;
591};
592
593/* Values for Type field above */
594
595enum acpi_ibft_type {
596 ACPI_IBFT_TYPE_NOT_USED = 0,
597 ACPI_IBFT_TYPE_CONTROL = 1,
598 ACPI_IBFT_TYPE_INITIATOR = 2,
599 ACPI_IBFT_TYPE_NIC = 3,
600 ACPI_IBFT_TYPE_TARGET = 4,
601 ACPI_IBFT_TYPE_EXTENSIONS = 5,
602 ACPI_IBFT_TYPE_RESERVED = 6 /* 6 and greater are reserved */
603};
604
605/* IBFT subtables */
606
607struct acpi_ibft_control {
608 struct acpi_ibft_header header;
609 u16 extensions;
610 u16 initiator_offset;
611 u16 nic0_offset;
612 u16 target0_offset;
613 u16 nic1_offset;
614 u16 target1_offset;
615};
616
617struct acpi_ibft_initiator {
618 struct acpi_ibft_header header;
619 u8 sns_server[16];
620 u8 slp_server[16];
621 u8 primary_server[16];
622 u8 secondary_server[16];
623 u16 name_length;
624 u16 name_offset;
625};
626
627struct acpi_ibft_nic {
628 struct acpi_ibft_header header;
629 u8 ip_address[16];
630 u8 subnet_mask_prefix;
631 u8 origin;
632 u8 gateway[16];
633 u8 primary_dns[16];
634 u8 secondary_dns[16];
635 u8 dhcp[16];
636 u16 vlan;
637 u8 mac_address[6];
638 u16 pci_address;
639 u16 name_length;
640 u16 name_offset;
641};
642
643struct acpi_ibft_target {
644 struct acpi_ibft_header header;
645 u8 target_ip_address[16];
646 u16 target_ip_socket;
647 u8 target_boot_lun[8];
648 u8 chap_type;
649 u8 nic_association;
650 u16 target_name_length;
651 u16 target_name_offset;
652 u16 chap_name_length;
653 u16 chap_name_offset;
654 u16 chap_secret_length;
655 u16 chap_secret_offset;
656 u16 reverse_chap_name_length;
657 u16 reverse_chap_name_offset;
658 u16 reverse_chap_secret_length;
659 u16 reverse_chap_secret_offset;
660};
661
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662/*******************************************************************************
663 *
664 * IORT - IO Remapping Table
665 *
666 * Conforms to "IO Remapping Table System Software on ARM Platforms",
4ac78baf 667 * Document number: ARM DEN 0049B, October 2015
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668 *
669 ******************************************************************************/
670
671struct acpi_table_iort {
672 struct acpi_table_header header;
673 u32 node_count;
674 u32 node_offset;
675 u32 reserved;
676};
677
678/*
679 * IORT subtables
680 */
681struct acpi_iort_node {
682 u8 type;
683 u16 length;
684 u8 revision;
685 u32 reserved;
686 u32 mapping_count;
687 u32 mapping_offset;
688 char node_data[1];
689};
690
691/* Values for subtable Type above */
692
693enum acpi_iort_node_type {
694 ACPI_IORT_NODE_ITS_GROUP = 0x00,
695 ACPI_IORT_NODE_NAMED_COMPONENT = 0x01,
696 ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02,
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697 ACPI_IORT_NODE_SMMU = 0x03,
698 ACPI_IORT_NODE_SMMU_V3 = 0x04
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699};
700
701struct acpi_iort_id_mapping {
702 u32 input_base; /* Lowest value in input range */
703 u32 id_count; /* Number of IDs */
704 u32 output_base; /* Lowest value in output range */
705 u32 output_reference; /* A reference to the output node */
706 u32 flags;
707};
708
709/* Masks for Flags field above for IORT subtable */
710
711#define ACPI_IORT_ID_SINGLE_MAPPING (1)
712
713struct acpi_iort_memory_access {
714 u32 cache_coherency;
715 u8 hints;
716 u16 reserved;
717 u8 memory_flags;
718};
719
720/* Values for cache_coherency field above */
721
722#define ACPI_IORT_NODE_COHERENT 0x00000001 /* The device node is fully coherent */
723#define ACPI_IORT_NODE_NOT_COHERENT 0x00000000 /* The device node is not coherent */
724
725/* Masks for Hints field above */
726
727#define ACPI_IORT_HT_TRANSIENT (1)
728#define ACPI_IORT_HT_WRITE (1<<1)
729#define ACPI_IORT_HT_READ (1<<2)
730#define ACPI_IORT_HT_OVERRIDE (1<<3)
731
732/* Masks for memory_flags field above */
733
734#define ACPI_IORT_MF_COHERENCY (1)
735#define ACPI_IORT_MF_ATTRIBUTES (1<<1)
736
737/*
738 * IORT node specific subtables
739 */
740struct acpi_iort_its_group {
741 u32 its_count;
742 u32 identifiers[1]; /* GIC ITS identifier arrary */
743};
744
745struct acpi_iort_named_component {
746 u32 node_flags;
747 u64 memory_properties; /* Memory access properties */
748 u8 memory_address_limit; /* Memory address size limit */
749 char device_name[1]; /* Path of namespace object */
750};
751
752struct acpi_iort_root_complex {
753 u64 memory_properties; /* Memory access properties */
754 u32 ats_attribute;
755 u32 pci_segment_number;
756};
757
758/* Values for ats_attribute field above */
759
760#define ACPI_IORT_ATS_SUPPORTED 0x00000001 /* The root complex supports ATS */
761#define ACPI_IORT_ATS_UNSUPPORTED 0x00000000 /* The root complex doesn't support ATS */
762
763struct acpi_iort_smmu {
764 u64 base_address; /* SMMU base address */
765 u64 span; /* Length of memory range */
766 u32 model;
767 u32 flags;
768 u32 global_interrupt_offset;
769 u32 context_interrupt_count;
770 u32 context_interrupt_offset;
771 u32 pmu_interrupt_count;
772 u32 pmu_interrupt_offset;
773 u64 interrupts[1]; /* Interrupt array */
774};
775
776/* Values for Model field above */
777
778#define ACPI_IORT_SMMU_V1 0x00000000 /* Generic SMMUv1 */
779#define ACPI_IORT_SMMU_V2 0x00000001 /* Generic SMMUv2 */
780#define ACPI_IORT_SMMU_CORELINK_MMU400 0x00000002 /* ARM Corelink MMU-400 */
781#define ACPI_IORT_SMMU_CORELINK_MMU500 0x00000003 /* ARM Corelink MMU-500 */
782
783/* Masks for Flags field above */
784
785#define ACPI_IORT_SMMU_DVM_SUPPORTED (1)
786#define ACPI_IORT_SMMU_COHERENT_WALK (1<<1)
787
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788/* Global interrupt format */
789
790struct acpi_iort_smmu_gsi {
791 u32 nsg_irpt;
792 u32 nsg_irpt_flags;
793 u32 nsg_cfg_irpt;
794 u32 nsg_cfg_irpt_flags;
795};
796
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797struct acpi_iort_smmu_v3 {
798 u64 base_address; /* SMMUv3 base address */
799 u32 flags;
800 u32 reserved;
801 u64 vatos_address;
802 u32 model; /* O: generic SMMUv3 */
803 u32 event_gsiv;
804 u32 pri_gsiv;
805 u32 gerr_gsiv;
806 u32 sync_gsiv;
807};
808
809/* Masks for Flags field above */
810
811#define ACPI_IORT_SMMU_V3_COHACC_OVERRIDE (1)
812#define ACPI_IORT_SMMU_V3_HTTU_OVERRIDE (1<<1)
813
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814/*******************************************************************************
815 *
816 * IVRS - I/O Virtualization Reporting Structure
817 * Version 1
818 *
819 * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
820 * Revision 1.26, February 2009.
821 *
822 ******************************************************************************/
823
824struct acpi_table_ivrs {
825 struct acpi_table_header header; /* Common ACPI table header */
826 u32 info; /* Common virtualization info */
827 u64 reserved;
828};
829
830/* Values for Info field above */
831
832#define ACPI_IVRS_PHYSICAL_SIZE 0x00007F00 /* 7 bits, physical address size */
833#define ACPI_IVRS_VIRTUAL_SIZE 0x003F8000 /* 7 bits, virtual address size */
834#define ACPI_IVRS_ATS_RESERVED 0x00400000 /* ATS address translation range reserved */
835
836/* IVRS subtable header */
837
838struct acpi_ivrs_header {
839 u8 type; /* Subtable type */
840 u8 flags;
841 u16 length; /* Subtable length */
842 u16 device_id; /* ID of IOMMU */
843};
844
845/* Values for subtable Type above */
846
847enum acpi_ivrs_type {
848 ACPI_IVRS_TYPE_HARDWARE = 0x10,
849 ACPI_IVRS_TYPE_MEMORY1 = 0x20,
850 ACPI_IVRS_TYPE_MEMORY2 = 0x21,
851 ACPI_IVRS_TYPE_MEMORY3 = 0x22
852};
853
854/* Masks for Flags field above for IVHD subtable */
855
856#define ACPI_IVHD_TT_ENABLE (1)
857#define ACPI_IVHD_PASS_PW (1<<1)
858#define ACPI_IVHD_RES_PASS_PW (1<<2)
859#define ACPI_IVHD_ISOC (1<<3)
860#define ACPI_IVHD_IOTLB (1<<4)
861
862/* Masks for Flags field above for IVMD subtable */
863
864#define ACPI_IVMD_UNITY (1)
865#define ACPI_IVMD_READ (1<<1)
866#define ACPI_IVMD_WRITE (1<<2)
867#define ACPI_IVMD_EXCLUSION_RANGE (1<<3)
868
869/*
870 * IVRS subtables, correspond to Type in struct acpi_ivrs_header
871 */
872
873/* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
874
875struct acpi_ivrs_hardware {
876 struct acpi_ivrs_header header;
877 u16 capability_offset; /* Offset for IOMMU control fields */
878 u64 base_address; /* IOMMU control registers */
879 u16 pci_segment_group;
880 u16 info; /* MSI number and unit ID */
881 u32 reserved;
882};
883
884/* Masks for Info field above */
885
886#define ACPI_IVHD_MSI_NUMBER_MASK 0x001F /* 5 bits, MSI message number */
ba494bee 887#define ACPI_IVHD_UNIT_ID_MASK 0x1F00 /* 5 bits, unit_ID */
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888
889/*
890 * Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure.
891 * Upper two bits of the Type field are the (encoded) length of the structure.
892 * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
893 * are reserved for future use but not defined.
894 */
895struct acpi_ivrs_de_header {
896 u8 type;
897 u16 id;
898 u8 data_setting;
899};
900
901/* Length of device entry is in the top two bits of Type field above */
902
903#define ACPI_IVHD_ENTRY_LENGTH 0xC0
904
905/* Values for device entry Type field above */
906
907enum acpi_ivrs_device_entry_type {
908 /* 4-byte device entries, all use struct acpi_ivrs_device4 */
909
910 ACPI_IVRS_TYPE_PAD4 = 0,
911 ACPI_IVRS_TYPE_ALL = 1,
912 ACPI_IVRS_TYPE_SELECT = 2,
913 ACPI_IVRS_TYPE_START = 3,
914 ACPI_IVRS_TYPE_END = 4,
915
916 /* 8-byte device entries */
917
918 ACPI_IVRS_TYPE_PAD8 = 64,
919 ACPI_IVRS_TYPE_NOT_USED = 65,
920 ACPI_IVRS_TYPE_ALIAS_SELECT = 66, /* Uses struct acpi_ivrs_device8a */
921 ACPI_IVRS_TYPE_ALIAS_START = 67, /* Uses struct acpi_ivrs_device8a */
922 ACPI_IVRS_TYPE_EXT_SELECT = 70, /* Uses struct acpi_ivrs_device8b */
923 ACPI_IVRS_TYPE_EXT_START = 71, /* Uses struct acpi_ivrs_device8b */
924 ACPI_IVRS_TYPE_SPECIAL = 72 /* Uses struct acpi_ivrs_device8c */
925};
926
927/* Values for Data field above */
928
929#define ACPI_IVHD_INIT_PASS (1)
930#define ACPI_IVHD_EINT_PASS (1<<1)
931#define ACPI_IVHD_NMI_PASS (1<<2)
932#define ACPI_IVHD_SYSTEM_MGMT (3<<4)
933#define ACPI_IVHD_LINT0_PASS (1<<6)
934#define ACPI_IVHD_LINT1_PASS (1<<7)
935
936/* Types 0-4: 4-byte device entry */
937
938struct acpi_ivrs_device4 {
939 struct acpi_ivrs_de_header header;
940};
941
942/* Types 66-67: 8-byte device entry */
943
944struct acpi_ivrs_device8a {
945 struct acpi_ivrs_de_header header;
946 u8 reserved1;
947 u16 used_id;
948 u8 reserved2;
949};
950
951/* Types 70-71: 8-byte device entry */
952
953struct acpi_ivrs_device8b {
954 struct acpi_ivrs_de_header header;
955 u32 extended_data;
956};
957
958/* Values for extended_data above */
959
960#define ACPI_IVHD_ATS_DISABLED (1<<31)
961
962/* Type 72: 8-byte device entry */
963
964struct acpi_ivrs_device8c {
965 struct acpi_ivrs_de_header header;
966 u8 handle;
967 u16 used_id;
968 u8 variety;
969};
970
971/* Values for Variety field above */
972
973#define ACPI_IVHD_IOAPIC 1
974#define ACPI_IVHD_HPET 2
975
976/* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
977
978struct acpi_ivrs_memory {
979 struct acpi_ivrs_header header;
980 u16 aux_data;
981 u64 reserved;
982 u64 start_address;
983 u64 memory_length;
984};
985
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986/*******************************************************************************
987 *
988 * LPIT - Low Power Idle Table
989 *
9ab8cf1b 990 * Conforms to "ACPI Low Power Idle Table (LPIT)" July 2014.
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991 *
992 ******************************************************************************/
993
994struct acpi_table_lpit {
995 struct acpi_table_header header; /* Common ACPI table header */
996};
997
998/* LPIT subtable header */
999
1000struct acpi_lpit_header {
1001 u32 type; /* Subtable type */
1002 u32 length; /* Subtable length */
1003 u16 unique_id;
1004 u16 reserved;
1005 u32 flags;
1006};
1007
1008/* Values for subtable Type above */
1009
1010enum acpi_lpit_type {
1011 ACPI_LPIT_TYPE_NATIVE_CSTATE = 0x00,
9ab8cf1b 1012 ACPI_LPIT_TYPE_RESERVED = 0x01 /* 1 and above are reserved */
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1013};
1014
1015/* Masks for Flags field above */
1016
1017#define ACPI_LPIT_STATE_DISABLED (1)
1018#define ACPI_LPIT_NO_COUNTER (1<<1)
1019
1020/*
1021 * LPIT subtables, correspond to Type in struct acpi_lpit_header
1022 */
1023
1024/* 0x00: Native C-state instruction based LPI structure */
1025
1026struct acpi_lpit_native {
1027 struct acpi_lpit_header header;
1028 struct acpi_generic_address entry_trigger;
1029 u32 residency;
1030 u32 latency;
1031 struct acpi_generic_address residency_counter;
1032 u64 counter_frequency;
1033};
1034
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1035/*******************************************************************************
1036 *
1a49b72c 1037 * MCFG - PCI Memory Mapped Configuration table and subtable
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1038 * Version 1
1039 *
1040 * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
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1041 *
1042 ******************************************************************************/
1043
1044struct acpi_table_mcfg {
1045 struct acpi_table_header header; /* Common ACPI table header */
1046 u8 reserved[8];
1047};
1048
1049/* Subtable */
1050
1051struct acpi_mcfg_allocation {
1052 u64 address; /* Base address, processor-relative */
1053 u16 pci_segment; /* PCI segment group number */
1054 u8 start_bus_number; /* Starting PCI Bus number */
1055 u8 end_bus_number; /* Final PCI Bus number */
1056 u32 reserved;
1057};
1058
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1059/*******************************************************************************
1060 *
1061 * MCHI - Management Controller Host Interface Table
1062 * Version 1
1063 *
1064 * Conforms to "Management Component Transport Protocol (MCTP) Host
1065 * Interface Specification", Revision 1.0.0a, October 13, 2009
1066 *
1067 ******************************************************************************/
1068
1069struct acpi_table_mchi {
1070 struct acpi_table_header header; /* Common ACPI table header */
1071 u8 interface_type;
1072 u8 protocol;
1073 u64 protocol_data;
1074 u8 interrupt_type;
1075 u8 gpe;
1076 u8 pci_device_flag;
1077 u32 global_interrupt;
1078 struct acpi_generic_address control_register;
1079 u8 pci_segment;
1080 u8 pci_bus;
1081 u8 pci_device;
1082 u8 pci_function;
1083};
1084
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1085/*******************************************************************************
1086 *
1087 * MSDM - Microsoft Data Management table
1088 *
1089 * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
1090 * November 29, 2011. Copyright 2011 Microsoft
1091 *
1092 ******************************************************************************/
1093
1094/* Basic MSDM table is only the common ACPI header */
1095
1096struct acpi_table_msdm {
1097 struct acpi_table_header header; /* Common ACPI table header */
1098};
1099
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1100/*******************************************************************************
1101 *
1102 * MTMR - MID Timer Table
1103 * Version 1
1104 *
1105 * Conforms to "Simple Firmware Interface Specification",
1106 * Draft 0.8.2, Oct 19, 2010
1107 * NOTE: The ACPI MTMR is equivalent to the SFI MTMR table.
1108 *
1109 ******************************************************************************/
1110
1111struct acpi_table_mtmr {
1112 struct acpi_table_header header; /* Common ACPI table header */
1113};
1114
1115/* MTMR entry */
1116
1117struct acpi_mtmr_entry {
1118 struct acpi_generic_address physical_address;
1119 u32 frequency;
1120 u32 irq;
1121};
1122
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1123/*******************************************************************************
1124 *
1125 * SLIC - Software Licensing Description Table
5cf4d733 1126 *
64645c3f 1127 * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
5132f2fa 1128 * November 29, 2011. Copyright 2011 Microsoft
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1129 *
1130 ******************************************************************************/
1131
1132/* Basic SLIC table is only the common ACPI header */
1133
1134struct acpi_table_slic {
1135 struct acpi_table_header header; /* Common ACPI table header */
1136};
1137
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1138/*******************************************************************************
1139 *
1140 * SPCR - Serial Port Console Redirection table
29a3f38e 1141 * Version 2
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1142 *
1143 * Conforms to "Serial Port Console Redirection Table",
29a3f38e 1144 * Version 1.03, August 10, 2015
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1145 *
1146 ******************************************************************************/
1147
1148struct acpi_table_spcr {
1149 struct acpi_table_header header; /* Common ACPI table header */
1150 u8 interface_type; /* 0=full 16550, 1=subset of 16550 */
1151 u8 reserved[3];
1152 struct acpi_generic_address serial_port;
1153 u8 interrupt_type;
1154 u8 pc_interrupt;
1155 u32 interrupt;
1156 u8 baud_rate;
1157 u8 parity;
1158 u8 stop_bits;
1159 u8 flow_control;
1160 u8 terminal_type;
1161 u8 reserved1;
1162 u16 pci_device_id;
1163 u16 pci_vendor_id;
1164 u8 pci_bus;
1165 u8 pci_device;
1166 u8 pci_function;
1167 u32 pci_flags;
1168 u8 pci_segment;
1169 u32 reserved2;
1170};
1171
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1172/* Masks for pci_flags field above */
1173
1174#define ACPI_SPCR_DO_NOT_DISABLE (1)
1175
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1176/* Values for Interface Type: See the definition of the DBG2 table */
1177
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1178/*******************************************************************************
1179 *
1180 * SPMI - Server Platform Management Interface table
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1181 * Version 5
1182 *
1183 * Conforms to "Intelligent Platform Management Interface Specification
1184 * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
1185 * June 12, 2009 markup.
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1186 *
1187 ******************************************************************************/
1188
1189struct acpi_table_spmi {
1190 struct acpi_table_header header; /* Common ACPI table header */
b24aad44 1191 u8 interface_type;
6e2d5ebd 1192 u8 reserved; /* Must be 1 */
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1193 u16 spec_revision; /* Version of IPMI */
1194 u8 interrupt_type;
1195 u8 gpe_number; /* GPE assigned */
1196 u8 reserved1;
1197 u8 pci_device_flag;
1198 u32 interrupt;
1199 struct acpi_generic_address ipmi_register;
1200 u8 pci_segment;
1201 u8 pci_bus;
1202 u8 pci_device;
1203 u8 pci_function;
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1204 u8 reserved2;
1205};
1206
1207/* Values for interface_type above */
1208
1209enum acpi_spmi_interface_types {
1210 ACPI_SPMI_NOT_USED = 0,
1211 ACPI_SPMI_KEYBOARD = 1,
1212 ACPI_SPMI_SMI = 2,
1213 ACPI_SPMI_BLOCK_TRANSFER = 3,
1214 ACPI_SPMI_SMBUS = 4,
1215 ACPI_SPMI_RESERVED = 5 /* 5 and above are reserved */
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1216};
1217
1218/*******************************************************************************
1219 *
1220 * TCPA - Trusted Computing Platform Alliance table
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1221 * Version 2
1222 *
1223 * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
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1224 * Version 1.2, Revision 8
1225 * February 27, 2017
6e2d5ebd 1226 *
9005694e 1227 * NOTE: There are two versions of the table with the same signature --
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1228 * the client version and the server version. The common platform_class
1229 * field is used to differentiate the two types of tables.
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1230 *
1231 ******************************************************************************/
1232
15a61aa1 1233struct acpi_table_tcpa_hdr {
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1234 struct acpi_table_header header; /* Common ACPI table header */
1235 u16 platform_class;
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1236};
1237
1238/*
1239 * Values for platform_class above.
1240 * This is how the client and server subtables are differentiated
1241 */
1242#define ACPI_TCPA_CLIENT_TABLE 0
1243#define ACPI_TCPA_SERVER_TABLE 1
1244
1245struct acpi_table_tcpa_client {
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1246 u32 minimum_log_length; /* Minimum length for the event log area */
1247 u64 log_address; /* Address of the event log area */
1248};
1249
1250struct acpi_table_tcpa_server {
b24aad44 1251 u16 reserved;
9005694e 1252 u64 minimum_log_length; /* Minimum length for the event log area */
b24aad44 1253 u64 log_address; /* Address of the event log area */
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1254 u16 spec_revision;
1255 u8 device_flags;
1256 u8 interrupt_flags;
1257 u8 gpe_number;
1258 u8 reserved2[3];
1259 u32 global_interrupt;
1260 struct acpi_generic_address address;
1261 u32 reserved3;
1262 struct acpi_generic_address config_address;
1263 u8 group;
1264 u8 bus; /* PCI Bus/Segment/Function numbers */
1265 u8 device;
1266 u8 function;
1267};
1268
1269/* Values for device_flags above */
1270
1271#define ACPI_TCPA_PCI_DEVICE (1)
1272#define ACPI_TCPA_BUS_PNP (1<<1)
1273#define ACPI_TCPA_ADDRESS_VALID (1<<2)
1274
1275/* Values for interrupt_flags above */
1276
1277#define ACPI_TCPA_INTERRUPT_MODE (1)
1278#define ACPI_TCPA_INTERRUPT_POLARITY (1<<1)
1279#define ACPI_TCPA_SCI_VIA_GPE (1<<2)
1280#define ACPI_TCPA_GLOBAL_INTERRUPT (1<<3)
1281
1282/*******************************************************************************
1283 *
1284 * TPM2 - Trusted Platform Module (TPM) 2.0 Hardware Interface Table
1285 * Version 4
1286 *
1287 * Conforms to "TCG ACPI Specification, Family 1.2 and 2.0",
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1288 * Version 1.2, Revision 8
1289 * February 27, 2017
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1290 *
1291 ******************************************************************************/
1292
1293struct acpi_table_tpm2 {
1294 struct acpi_table_header header; /* Common ACPI table header */
1295 u16 platform_class;
1296 u16 reserved;
1297 u64 control_address;
1298 u32 start_method;
1299
1300 /* Platform-specific data follows */
1301};
1302
413d4a6d 1303/* Values for start_method above */
9005694e 1304
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1305#define ACPI_TPM2_NOT_ALLOWED 0
1306#define ACPI_TPM2_START_METHOD 2
1307#define ACPI_TPM2_MEMORY_MAPPED 6
1308#define ACPI_TPM2_COMMAND_BUFFER 7
1309#define ACPI_TPM2_COMMAND_BUFFER_WITH_START_METHOD 8
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1310#define ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC 11 /* V1.2 Rev 8 */
1311
1312/* Trailer appears after any start_method subtables */
1313
1314struct acpi_tpm2_trailer {
1315 u32 minimum_log_length; /* Minimum length for the event log area */
1316 u64 log_address; /* Address of the event log area */
1317};
1318
1319/*
1320 * Subtables (start_method-specific)
1321 */
1322
1323/* 11: Start Method for ARM SMC (V1.2 Rev 8) */
1324
1325struct acpi_tpm2_arm_smc {
1326 u32 global_interrupt;
1327 u8 interrupt_flags;
1328 u8 operation_flags;
1329 u16 reserved;
1330 u32 function_id;
1331};
1332
1333/* Values for interrupt_flags above */
1334
1335#define ACPI_TPM2_INTERRUPT_SUPPORT (1)
1336
1337/* Values for operation_flags above */
1338
1339#define ACPI_TPM2_IDLE_SUPPORT (1)
cf8252ca 1340
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1341/*******************************************************************************
1342 *
1343 * UEFI - UEFI Boot optimization Table
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1344 * Version 1
1345 *
1346 * Conforms to "Unified Extensible Firmware Interface Specification",
1347 * Version 2.3, May 8, 2009
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1348 *
1349 ******************************************************************************/
1350
1351struct acpi_table_uefi {
1352 struct acpi_table_header header; /* Common ACPI table header */
1353 u8 identifier[16]; /* UUID identifier */
1354 u16 data_offset; /* Offset of remaining data in table */
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1355};
1356
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1357/*******************************************************************************
1358 *
1359 * VRTC - Virtual Real Time Clock Table
1360 * Version 1
1361 *
1362 * Conforms to "Simple Firmware Interface Specification",
1363 * Draft 0.8.2, Oct 19, 2010
1364 * NOTE: The ACPI VRTC is equivalent to The SFI MRTC table.
1365 *
1366 ******************************************************************************/
1367
1368struct acpi_table_vrtc {
1369 struct acpi_table_header header; /* Common ACPI table header */
1370};
1371
1372/* VRTC entry */
1373
1374struct acpi_vrtc_entry {
1375 struct acpi_generic_address physical_address;
1376 u32 irq;
1377};
1378
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1379/*******************************************************************************
1380 *
1381 * WAET - Windows ACPI Emulated devices Table
1382 * Version 1
1383 *
1384 * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
1385 *
1386 ******************************************************************************/
1387
1388struct acpi_table_waet {
1389 struct acpi_table_header header; /* Common ACPI table header */
1390 u32 flags;
1391};
1392
1393/* Masks for Flags field above */
1394
1395#define ACPI_WAET_RTC_NO_ACK (1) /* RTC requires no int acknowledge */
1396#define ACPI_WAET_TIMER_ONE_READ (1<<1) /* PM timer requires only one read */
1397
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1398/*******************************************************************************
1399 *
1400 * WDAT - Watchdog Action Table
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1401 * Version 1
1402 *
1403 * Conforms to "Hardware Watchdog Timers Design Specification",
1404 * Copyright 2006 Microsoft Corporation.
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1405 *
1406 ******************************************************************************/
1407
1408struct acpi_table_wdat {
1409 struct acpi_table_header header; /* Common ACPI table header */
1410 u32 header_length; /* Watchdog Header Length */
1411 u16 pci_segment; /* PCI Segment number */
1412 u8 pci_bus; /* PCI Bus number */
1413 u8 pci_device; /* PCI Device number */
1414 u8 pci_function; /* PCI Function number */
1415 u8 reserved[3];
1416 u32 timer_period; /* Period of one timer count (msec) */
1417 u32 max_count; /* Maximum counter value supported */
1418 u32 min_count; /* Minimum counter value */
1419 u8 flags;
1420 u8 reserved2[3];
1421 u32 entries; /* Number of watchdog entries that follow */
1422};
1423
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1424/* Masks for Flags field above */
1425
1426#define ACPI_WDAT_ENABLED (1)
1427#define ACPI_WDAT_STOPPED 0x80
1428
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1429/* WDAT Instruction Entries (actions) */
1430
1431struct acpi_wdat_entry {
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1432 u8 action;
1433 u8 instruction;
1434 u16 reserved;
1435 struct acpi_generic_address register_region;
1436 u32 value; /* Value used with Read/Write register */
1437 u32 mask; /* Bitmask required for this register instruction */
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1438};
1439
1440/* Values for Action field above */
1441
1442enum acpi_wdat_actions {
1443 ACPI_WDAT_RESET = 1,
1444 ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
1445 ACPI_WDAT_GET_COUNTDOWN = 5,
1446 ACPI_WDAT_SET_COUNTDOWN = 6,
1447 ACPI_WDAT_GET_RUNNING_STATE = 8,
1448 ACPI_WDAT_SET_RUNNING_STATE = 9,
1449 ACPI_WDAT_GET_STOPPED_STATE = 10,
1450 ACPI_WDAT_SET_STOPPED_STATE = 11,
1451 ACPI_WDAT_GET_REBOOT = 16,
1452 ACPI_WDAT_SET_REBOOT = 17,
1453 ACPI_WDAT_GET_SHUTDOWN = 18,
1454 ACPI_WDAT_SET_SHUTDOWN = 19,
1455 ACPI_WDAT_GET_STATUS = 32,
1456 ACPI_WDAT_SET_STATUS = 33,
1457 ACPI_WDAT_ACTION_RESERVED = 34 /* 34 and greater are reserved */
1458};
1459
1460/* Values for Instruction field above */
1461
1462enum acpi_wdat_instructions {
1463 ACPI_WDAT_READ_VALUE = 0,
1464 ACPI_WDAT_READ_COUNTDOWN = 1,
1465 ACPI_WDAT_WRITE_VALUE = 2,
1466 ACPI_WDAT_WRITE_COUNTDOWN = 3,
1467 ACPI_WDAT_INSTRUCTION_RESERVED = 4, /* 4 and greater are reserved */
1468 ACPI_WDAT_PRESERVE_REGISTER = 0x80 /* Except for this value */
1469};
1470
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1471/*******************************************************************************
1472 *
1473 * WDDT - Watchdog Descriptor Table
1474 * Version 1
1475 *
1476 * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)",
1477 * Version 001, September 2002
1478 *
1479 ******************************************************************************/
1480
1481struct acpi_table_wddt {
1482 struct acpi_table_header header; /* Common ACPI table header */
1483 u16 spec_version;
1484 u16 table_version;
1485 u16 pci_vendor_id;
1486 struct acpi_generic_address address;
1487 u16 max_count; /* Maximum counter value supported */
1488 u16 min_count; /* Minimum counter value supported */
1489 u16 period;
1490 u16 status;
1491 u16 capability;
1492};
1493
1494/* Flags for Status field above */
1495
1496#define ACPI_WDDT_AVAILABLE (1)
1497#define ACPI_WDDT_ACTIVE (1<<1)
1498#define ACPI_WDDT_TCO_OS_OWNED (1<<2)
1499#define ACPI_WDDT_USER_RESET (1<<11)
1500#define ACPI_WDDT_WDT_RESET (1<<12)
1501#define ACPI_WDDT_POWER_FAIL (1<<13)
1502#define ACPI_WDDT_UNKNOWN_RESET (1<<14)
1503
1504/* Flags for Capability field above */
1505
1506#define ACPI_WDDT_AUTO_RESET (1)
1507#define ACPI_WDDT_ALERT_SUPPORT (1<<1)
1508
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1509/*******************************************************************************
1510 *
1511 * WDRT - Watchdog Resource Table
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1512 * Version 1
1513 *
1514 * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
1515 * Version 1.01, August 28, 2006
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1516 *
1517 ******************************************************************************/
1518
1519struct acpi_table_wdrt {
1520 struct acpi_table_header header; /* Common ACPI table header */
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1521 struct acpi_generic_address control_register;
1522 struct acpi_generic_address count_register;
1523 u16 pci_device_id;
1524 u16 pci_vendor_id;
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1525 u8 pci_bus; /* PCI Bus number */
1526 u8 pci_device; /* PCI Device number */
1527 u8 pci_function; /* PCI Function number */
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1528 u8 pci_segment; /* PCI Segment number */
1529 u16 max_count; /* Maximum counter value supported */
1530 u8 units;
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1531};
1532
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1533/*******************************************************************************
1534 *
1535 * WSMT - Windows SMM Security Migrations Table
1536 * Version 1
1537 *
1538 * Conforms to "Windows SMM Security Migrations Table",
1539 * Version 1.0, April 18, 2016
1540 *
1541 ******************************************************************************/
1542
1543struct acpi_table_wsmt {
1544 struct acpi_table_header header; /* Common ACPI table header */
1545 u32 protection_flags;
1546};
1547
1548/* Flags for protection_flags field above */
1549
1550#define ACPI_WSMT_FIXED_COMM_BUFFERS (1)
1551#define ACPI_WSMT_COMM_BUFFER_NESTED_PTR_PROTECTION (2)
1552#define ACPI_WSMT_SYSTEM_RESOURCE_PROTECTION (4)
1553
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1554/* Reset to default packing */
1555
1556#pragma pack()
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1557
1558#endif /* __ACTBL2_H__ */