xref: /openbmc/linux/include/acpi/actbl1.h (revision d58f75de)
1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2 /******************************************************************************
3  *
4  * Name: actbl1.h - Additional ACPI table definitions
5  *
6  * Copyright (C) 2000 - 2021, Intel Corp.
7  *
8  *****************************************************************************/
9 
10 #ifndef __ACTBL1_H__
11 #define __ACTBL1_H__
12 
13 /*******************************************************************************
14  *
15  * Additional ACPI Tables
16  *
17  * These tables are not consumed directly by the ACPICA subsystem, but are
18  * included here to support device drivers and the AML disassembler.
19  *
20  ******************************************************************************/
21 
22 /*
23  * Values for description table header signatures for tables defined in this
24  * file. Useful because they make it more difficult to inadvertently type in
25  * the wrong signature.
26  */
27 #define ACPI_SIG_ASF            "ASF!"	/* Alert Standard Format table */
28 #define ACPI_SIG_BERT           "BERT"	/* Boot Error Record Table */
29 #define ACPI_SIG_BGRT           "BGRT"	/* Boot Graphics Resource Table */
30 #define ACPI_SIG_BOOT           "BOOT"	/* Simple Boot Flag Table */
31 #define ACPI_SIG_CEDT           "CEDT"	/* CXL Early Discovery Table */
32 #define ACPI_SIG_CPEP           "CPEP"	/* Corrected Platform Error Polling table */
33 #define ACPI_SIG_CSRT           "CSRT"	/* Core System Resource Table */
34 #define ACPI_SIG_DBG2           "DBG2"	/* Debug Port table type 2 */
35 #define ACPI_SIG_DBGP           "DBGP"	/* Debug Port table */
36 #define ACPI_SIG_DMAR           "DMAR"	/* DMA Remapping table */
37 #define ACPI_SIG_DRTM           "DRTM"	/* Dynamic Root of Trust for Measurement table */
38 #define ACPI_SIG_ECDT           "ECDT"	/* Embedded Controller Boot Resources Table */
39 #define ACPI_SIG_EINJ           "EINJ"	/* Error Injection table */
40 #define ACPI_SIG_ERST           "ERST"	/* Error Record Serialization Table */
41 #define ACPI_SIG_FPDT           "FPDT"	/* Firmware Performance Data Table */
42 #define ACPI_SIG_GTDT           "GTDT"	/* Generic Timer Description Table */
43 #define ACPI_SIG_HEST           "HEST"	/* Hardware Error Source Table */
44 #define ACPI_SIG_HMAT           "HMAT"	/* Heterogeneous Memory Attributes Table */
45 #define ACPI_SIG_HPET           "HPET"	/* High Precision Event Timer table */
46 #define ACPI_SIG_IBFT           "IBFT"	/* iSCSI Boot Firmware Table */
47 
48 #define ACPI_SIG_S3PT           "S3PT"	/* S3 Performance (sub)Table */
49 #define ACPI_SIG_PCCS           "PCC"	/* PCC Shared Memory Region */
50 
51 /* Reserved table signatures */
52 
53 #define ACPI_SIG_MATR           "MATR"	/* Memory Address Translation Table */
54 #define ACPI_SIG_MSDM           "MSDM"	/* Microsoft Data Management Table */
55 
56 /*
57  * These tables have been seen in the field, but no definition has been found
58  */
59 #ifdef ACPI_UNDEFINED_TABLES
60 #define ACPI_SIG_ATKG           "ATKG"
61 #define ACPI_SIG_GSCI           "GSCI"	/* GMCH SCI table */
62 #define ACPI_SIG_IEIT           "IEIT"
63 #endif
64 
65 /*
66  * All tables must be byte-packed to match the ACPI specification, since
67  * the tables are provided by the system BIOS.
68  */
69 #pragma pack(1)
70 
71 /*
72  * Note: C bitfields are not used for this reason:
73  *
74  * "Bitfields are great and easy to read, but unfortunately the C language
75  * does not specify the layout of bitfields in memory, which means they are
76  * essentially useless for dealing with packed data in on-disk formats or
77  * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
78  * this decision was a design error in C. Ritchie could have picked an order
79  * and stuck with it." Norman Ramsey.
80  * See http://stackoverflow.com/a/1053662/41661
81  */
82 
83 /*******************************************************************************
84  *
85  * Common subtable headers
86  *
87  ******************************************************************************/
88 
89 /* Generic subtable header (used in MADT, SRAT, etc.) */
90 
91 struct acpi_subtable_header {
92 	u8 type;
93 	u8 length;
94 };
95 
96 /* Subtable header for WHEA tables (EINJ, ERST, WDAT) */
97 
98 struct acpi_whea_header {
99 	u8 action;
100 	u8 instruction;
101 	u8 flags;
102 	u8 reserved;
103 	struct acpi_generic_address register_region;
104 	u64 value;		/* Value used with Read/Write register */
105 	u64 mask;		/* Bitmask required for this register instruction */
106 };
107 
108 /*******************************************************************************
109  *
110  * ASF - Alert Standard Format table (Signature "ASF!")
111  *       Revision 0x10
112  *
113  * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
114  *
115  ******************************************************************************/
116 
117 struct acpi_table_asf {
118 	struct acpi_table_header header;	/* Common ACPI table header */
119 };
120 
121 /* ASF subtable header */
122 
123 struct acpi_asf_header {
124 	u8 type;
125 	u8 reserved;
126 	u16 length;
127 };
128 
129 /* Values for Type field above */
130 
131 enum acpi_asf_type {
132 	ACPI_ASF_TYPE_INFO = 0,
133 	ACPI_ASF_TYPE_ALERT = 1,
134 	ACPI_ASF_TYPE_CONTROL = 2,
135 	ACPI_ASF_TYPE_BOOT = 3,
136 	ACPI_ASF_TYPE_ADDRESS = 4,
137 	ACPI_ASF_TYPE_RESERVED = 5
138 };
139 
140 /*
141  * ASF subtables
142  */
143 
144 /* 0: ASF Information */
145 
146 struct acpi_asf_info {
147 	struct acpi_asf_header header;
148 	u8 min_reset_value;
149 	u8 min_poll_interval;
150 	u16 system_id;
151 	u32 mfg_id;
152 	u8 flags;
153 	u8 reserved2[3];
154 };
155 
156 /* Masks for Flags field above */
157 
158 #define ACPI_ASF_SMBUS_PROTOCOLS    (1)
159 
160 /* 1: ASF Alerts */
161 
162 struct acpi_asf_alert {
163 	struct acpi_asf_header header;
164 	u8 assert_mask;
165 	u8 deassert_mask;
166 	u8 alerts;
167 	u8 data_length;
168 };
169 
170 struct acpi_asf_alert_data {
171 	u8 address;
172 	u8 command;
173 	u8 mask;
174 	u8 value;
175 	u8 sensor_type;
176 	u8 type;
177 	u8 offset;
178 	u8 source_type;
179 	u8 severity;
180 	u8 sensor_number;
181 	u8 entity;
182 	u8 instance;
183 };
184 
185 /* 2: ASF Remote Control */
186 
187 struct acpi_asf_remote {
188 	struct acpi_asf_header header;
189 	u8 controls;
190 	u8 data_length;
191 	u16 reserved2;
192 };
193 
194 struct acpi_asf_control_data {
195 	u8 function;
196 	u8 address;
197 	u8 command;
198 	u8 value;
199 };
200 
201 /* 3: ASF RMCP Boot Options */
202 
203 struct acpi_asf_rmcp {
204 	struct acpi_asf_header header;
205 	u8 capabilities[7];
206 	u8 completion_code;
207 	u32 enterprise_id;
208 	u8 command;
209 	u16 parameter;
210 	u16 boot_options;
211 	u16 oem_parameters;
212 };
213 
214 /* 4: ASF Address */
215 
216 struct acpi_asf_address {
217 	struct acpi_asf_header header;
218 	u8 eprom_address;
219 	u8 devices;
220 };
221 
222 /*******************************************************************************
223  *
224  * BERT - Boot Error Record Table (ACPI 4.0)
225  *        Version 1
226  *
227  ******************************************************************************/
228 
229 struct acpi_table_bert {
230 	struct acpi_table_header header;	/* Common ACPI table header */
231 	u32 region_length;	/* Length of the boot error region */
232 	u64 address;		/* Physical address of the error region */
233 };
234 
235 /* Boot Error Region (not a subtable, pointed to by Address field above) */
236 
237 struct acpi_bert_region {
238 	u32 block_status;	/* Type of error information */
239 	u32 raw_data_offset;	/* Offset to raw error data */
240 	u32 raw_data_length;	/* Length of raw error data */
241 	u32 data_length;	/* Length of generic error data */
242 	u32 error_severity;	/* Severity code */
243 };
244 
245 /* Values for block_status flags above */
246 
247 #define ACPI_BERT_UNCORRECTABLE             (1)
248 #define ACPI_BERT_CORRECTABLE               (1<<1)
249 #define ACPI_BERT_MULTIPLE_UNCORRECTABLE    (1<<2)
250 #define ACPI_BERT_MULTIPLE_CORRECTABLE      (1<<3)
251 #define ACPI_BERT_ERROR_ENTRY_COUNT         (0xFF<<4)	/* 8 bits, error count */
252 
253 /* Values for error_severity above */
254 
255 enum acpi_bert_error_severity {
256 	ACPI_BERT_ERROR_CORRECTABLE = 0,
257 	ACPI_BERT_ERROR_FATAL = 1,
258 	ACPI_BERT_ERROR_CORRECTED = 2,
259 	ACPI_BERT_ERROR_NONE = 3,
260 	ACPI_BERT_ERROR_RESERVED = 4	/* 4 and greater are reserved */
261 };
262 
263 /*
264  * Note: The generic error data that follows the error_severity field above
265  * uses the struct acpi_hest_generic_data defined under the HEST table below
266  */
267 
268 /*******************************************************************************
269  *
270  * BGRT - Boot Graphics Resource Table (ACPI 5.0)
271  *        Version 1
272  *
273  ******************************************************************************/
274 
275 struct acpi_table_bgrt {
276 	struct acpi_table_header header;	/* Common ACPI table header */
277 	u16 version;
278 	u8 status;
279 	u8 image_type;
280 	u64 image_address;
281 	u32 image_offset_x;
282 	u32 image_offset_y;
283 };
284 
285 /* Flags for Status field above */
286 
287 #define ACPI_BGRT_DISPLAYED                 (1)
288 #define ACPI_BGRT_ORIENTATION_OFFSET        (3 << 1)
289 
290 /*******************************************************************************
291  *
292  * BOOT - Simple Boot Flag Table
293  *        Version 1
294  *
295  * Conforms to the "Simple Boot Flag Specification", Version 2.1
296  *
297  ******************************************************************************/
298 
299 struct acpi_table_boot {
300 	struct acpi_table_header header;	/* Common ACPI table header */
301 	u8 cmos_index;		/* Index in CMOS RAM for the boot register */
302 	u8 reserved[3];
303 };
304 
305 /*******************************************************************************
306  *
307  * CEDT - CXL Early Discovery Table
308  *        Version 1
309  *
310  * Conforms to the "CXL Early Discovery Table" (CXL 2.0)
311  *
312  ******************************************************************************/
313 
314 struct acpi_table_cedt {
315 	struct acpi_table_header header;	/* Common ACPI table header */
316 };
317 
318 /* CEDT subtable header (Performance Record Structure) */
319 
320 struct acpi_cedt_header {
321 	u8 type;
322 	u8 reserved;
323 	u16 length;
324 };
325 
326 /* Values for Type field above */
327 
328 enum acpi_cedt_type {
329 	ACPI_CEDT_TYPE_CHBS = 0,
330 	ACPI_CEDT_TYPE_RESERVED = 1
331 };
332 
333 /*
334  * CEDT subtables
335  */
336 
337 /* 0: CXL Host Bridge Structure */
338 
339 struct acpi_cedt_chbs {
340 	struct acpi_cedt_header header;
341 	u32 uid;
342 	u32 cxl_version;
343 	u32 reserved;
344 	u64 base;
345 	u64 length;
346 };
347 
348 /*******************************************************************************
349  *
350  * CPEP - Corrected Platform Error Polling table (ACPI 4.0)
351  *        Version 1
352  *
353  ******************************************************************************/
354 
355 struct acpi_table_cpep {
356 	struct acpi_table_header header;	/* Common ACPI table header */
357 	u64 reserved;
358 };
359 
360 /* Subtable */
361 
362 struct acpi_cpep_polling {
363 	struct acpi_subtable_header header;
364 	u8 id;			/* Processor ID */
365 	u8 eid;			/* Processor EID */
366 	u32 interval;		/* Polling interval (msec) */
367 };
368 
369 /*******************************************************************************
370  *
371  * CSRT - Core System Resource Table
372  *        Version 0
373  *
374  * Conforms to the "Core System Resource Table (CSRT)", November 14, 2011
375  *
376  ******************************************************************************/
377 
378 struct acpi_table_csrt {
379 	struct acpi_table_header header;	/* Common ACPI table header */
380 };
381 
382 /* Resource Group subtable */
383 
384 struct acpi_csrt_group {
385 	u32 length;
386 	u32 vendor_id;
387 	u32 subvendor_id;
388 	u16 device_id;
389 	u16 subdevice_id;
390 	u16 revision;
391 	u16 reserved;
392 	u32 shared_info_length;
393 
394 	/* Shared data immediately follows (Length = shared_info_length) */
395 };
396 
397 /* Shared Info subtable */
398 
399 struct acpi_csrt_shared_info {
400 	u16 major_version;
401 	u16 minor_version;
402 	u32 mmio_base_low;
403 	u32 mmio_base_high;
404 	u32 gsi_interrupt;
405 	u8 interrupt_polarity;
406 	u8 interrupt_mode;
407 	u8 num_channels;
408 	u8 dma_address_width;
409 	u16 base_request_line;
410 	u16 num_handshake_signals;
411 	u32 max_block_size;
412 
413 	/* Resource descriptors immediately follow (Length = Group length - shared_info_length) */
414 };
415 
416 /* Resource Descriptor subtable */
417 
418 struct acpi_csrt_descriptor {
419 	u32 length;
420 	u16 type;
421 	u16 subtype;
422 	u32 uid;
423 
424 	/* Resource-specific information immediately follows */
425 };
426 
427 /* Resource Types */
428 
429 #define ACPI_CSRT_TYPE_INTERRUPT    0x0001
430 #define ACPI_CSRT_TYPE_TIMER        0x0002
431 #define ACPI_CSRT_TYPE_DMA          0x0003
432 
433 /* Resource Subtypes */
434 
435 #define ACPI_CSRT_XRUPT_LINE        0x0000
436 #define ACPI_CSRT_XRUPT_CONTROLLER  0x0001
437 #define ACPI_CSRT_TIMER             0x0000
438 #define ACPI_CSRT_DMA_CHANNEL       0x0000
439 #define ACPI_CSRT_DMA_CONTROLLER    0x0001
440 
441 /*******************************************************************************
442  *
443  * DBG2 - Debug Port Table 2
444  *        Version 0 (Both main table and subtables)
445  *
446  * Conforms to "Microsoft Debug Port Table 2 (DBG2)", December 10, 2015
447  *
448  ******************************************************************************/
449 
450 struct acpi_table_dbg2 {
451 	struct acpi_table_header header;	/* Common ACPI table header */
452 	u32 info_offset;
453 	u32 info_count;
454 };
455 
456 struct acpi_dbg2_header {
457 	u32 info_offset;
458 	u32 info_count;
459 };
460 
461 /* Debug Device Information Subtable */
462 
463 struct acpi_dbg2_device {
464 	u8 revision;
465 	u16 length;
466 	u8 register_count;	/* Number of base_address registers */
467 	u16 namepath_length;
468 	u16 namepath_offset;
469 	u16 oem_data_length;
470 	u16 oem_data_offset;
471 	u16 port_type;
472 	u16 port_subtype;
473 	u16 reserved;
474 	u16 base_address_offset;
475 	u16 address_size_offset;
476 	/*
477 	 * Data that follows:
478 	 *    base_address (required) - Each in 12-byte Generic Address Structure format.
479 	 *    address_size (required) - Array of u32 sizes corresponding to each base_address register.
480 	 *    Namepath    (required) - Null terminated string. Single dot if not supported.
481 	 *    oem_data    (optional) - Length is oem_data_length.
482 	 */
483 };
484 
485 /* Types for port_type field above */
486 
487 #define ACPI_DBG2_SERIAL_PORT       0x8000
488 #define ACPI_DBG2_1394_PORT         0x8001
489 #define ACPI_DBG2_USB_PORT          0x8002
490 #define ACPI_DBG2_NET_PORT          0x8003
491 
492 /* Subtypes for port_subtype field above */
493 
494 #define ACPI_DBG2_16550_COMPATIBLE  0x0000
495 #define ACPI_DBG2_16550_SUBSET      0x0001
496 #define ACPI_DBG2_ARM_PL011         0x0003
497 #define ACPI_DBG2_ARM_SBSA_32BIT    0x000D
498 #define ACPI_DBG2_ARM_SBSA_GENERIC  0x000E
499 #define ACPI_DBG2_ARM_DCC           0x000F
500 #define ACPI_DBG2_BCM2835           0x0010
501 
502 #define ACPI_DBG2_1394_STANDARD     0x0000
503 
504 #define ACPI_DBG2_USB_XHCI          0x0000
505 #define ACPI_DBG2_USB_EHCI          0x0001
506 
507 /*******************************************************************************
508  *
509  * DBGP - Debug Port table
510  *        Version 1
511  *
512  * Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000
513  *
514  ******************************************************************************/
515 
516 struct acpi_table_dbgp {
517 	struct acpi_table_header header;	/* Common ACPI table header */
518 	u8 type;		/* 0=full 16550, 1=subset of 16550 */
519 	u8 reserved[3];
520 	struct acpi_generic_address debug_port;
521 };
522 
523 /*******************************************************************************
524  *
525  * DMAR - DMA Remapping table
526  *        Version 1
527  *
528  * Conforms to "Intel Virtualization Technology for Directed I/O",
529  * Version 2.3, October 2014
530  *
531  ******************************************************************************/
532 
533 struct acpi_table_dmar {
534 	struct acpi_table_header header;	/* Common ACPI table header */
535 	u8 width;		/* Host Address Width */
536 	u8 flags;
537 	u8 reserved[10];
538 };
539 
540 /* Masks for Flags field above */
541 
542 #define ACPI_DMAR_INTR_REMAP        (1)
543 #define ACPI_DMAR_X2APIC_OPT_OUT    (1<<1)
544 #define ACPI_DMAR_X2APIC_MODE       (1<<2)
545 
546 /* DMAR subtable header */
547 
548 struct acpi_dmar_header {
549 	u16 type;
550 	u16 length;
551 };
552 
553 /* Values for subtable type in struct acpi_dmar_header */
554 
555 enum acpi_dmar_type {
556 	ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
557 	ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
558 	ACPI_DMAR_TYPE_ROOT_ATS = 2,
559 	ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,
560 	ACPI_DMAR_TYPE_NAMESPACE = 4,
561 	ACPI_DMAR_TYPE_SATC = 5,
562 	ACPI_DMAR_TYPE_RESERVED = 6	/* 6 and greater are reserved */
563 };
564 
565 /* DMAR Device Scope structure */
566 
567 struct acpi_dmar_device_scope {
568 	u8 entry_type;
569 	u8 length;
570 	u16 reserved;
571 	u8 enumeration_id;
572 	u8 bus;
573 };
574 
575 /* Values for entry_type in struct acpi_dmar_device_scope - device types */
576 
577 enum acpi_dmar_scope_type {
578 	ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0,
579 	ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1,
580 	ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2,
581 	ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3,
582 	ACPI_DMAR_SCOPE_TYPE_HPET = 4,
583 	ACPI_DMAR_SCOPE_TYPE_NAMESPACE = 5,
584 	ACPI_DMAR_SCOPE_TYPE_RESERVED = 6	/* 6 and greater are reserved */
585 };
586 
587 struct acpi_dmar_pci_path {
588 	u8 device;
589 	u8 function;
590 };
591 
592 /*
593  * DMAR Subtables, correspond to Type in struct acpi_dmar_header
594  */
595 
596 /* 0: Hardware Unit Definition */
597 
598 struct acpi_dmar_hardware_unit {
599 	struct acpi_dmar_header header;
600 	u8 flags;
601 	u8 reserved;
602 	u16 segment;
603 	u64 address;		/* Register Base Address */
604 };
605 
606 /* Masks for Flags field above */
607 
608 #define ACPI_DMAR_INCLUDE_ALL       (1)
609 
610 /* 1: Reserved Memory Definition */
611 
612 struct acpi_dmar_reserved_memory {
613 	struct acpi_dmar_header header;
614 	u16 reserved;
615 	u16 segment;
616 	u64 base_address;	/* 4K aligned base address */
617 	u64 end_address;	/* 4K aligned limit address */
618 };
619 
620 /* Masks for Flags field above */
621 
622 #define ACPI_DMAR_ALLOW_ALL         (1)
623 
624 /* 2: Root Port ATS Capability Reporting Structure */
625 
626 struct acpi_dmar_atsr {
627 	struct acpi_dmar_header header;
628 	u8 flags;
629 	u8 reserved;
630 	u16 segment;
631 };
632 
633 /* Masks for Flags field above */
634 
635 #define ACPI_DMAR_ALL_PORTS         (1)
636 
637 /* 3: Remapping Hardware Static Affinity Structure */
638 
639 struct acpi_dmar_rhsa {
640 	struct acpi_dmar_header header;
641 	u32 reserved;
642 	u64 base_address;
643 	u32 proximity_domain;
644 };
645 
646 /* 4: ACPI Namespace Device Declaration Structure */
647 
648 struct acpi_dmar_andd {
649 	struct acpi_dmar_header header;
650 	u8 reserved[3];
651 	u8 device_number;
652 	char device_name[1];
653 };
654 
655 /* 5: SOC Integrated Address Translation Cache Reporting Structure */
656 
657 struct acpi_dmar_satc {
658 	struct acpi_dmar_header header;
659 	u8 flags;
660 	u8 reserved;
661 	u16 segment;
662 };
663 /*******************************************************************************
664  *
665  * DRTM - Dynamic Root of Trust for Measurement table
666  * Conforms to "TCG D-RTM Architecture" June 17 2013, Version 1.0.0
667  * Table version 1
668  *
669  ******************************************************************************/
670 
671 struct acpi_table_drtm {
672 	struct acpi_table_header header;	/* Common ACPI table header */
673 	u64 entry_base_address;
674 	u64 entry_length;
675 	u32 entry_address32;
676 	u64 entry_address64;
677 	u64 exit_address;
678 	u64 log_area_address;
679 	u32 log_area_length;
680 	u64 arch_dependent_address;
681 	u32 flags;
682 };
683 
684 /* Flag Definitions for above */
685 
686 #define ACPI_DRTM_ACCESS_ALLOWED            (1)
687 #define ACPI_DRTM_ENABLE_GAP_CODE           (1<<1)
688 #define ACPI_DRTM_INCOMPLETE_MEASUREMENTS   (1<<2)
689 #define ACPI_DRTM_AUTHORITY_ORDER           (1<<3)
690 
691 /* 1) Validated Tables List (64-bit addresses) */
692 
693 struct acpi_drtm_vtable_list {
694 	u32 validated_table_count;
695 	u64 validated_tables[1];
696 };
697 
698 /* 2) Resources List (of Resource Descriptors) */
699 
700 /* Resource Descriptor */
701 
702 struct acpi_drtm_resource {
703 	u8 size[7];
704 	u8 type;
705 	u64 address;
706 };
707 
708 struct acpi_drtm_resource_list {
709 	u32 resource_count;
710 	struct acpi_drtm_resource resources[1];
711 };
712 
713 /* 3) Platform-specific Identifiers List */
714 
715 struct acpi_drtm_dps_id {
716 	u32 dps_id_length;
717 	u8 dps_id[16];
718 };
719 
720 /*******************************************************************************
721  *
722  * ECDT - Embedded Controller Boot Resources Table
723  *        Version 1
724  *
725  ******************************************************************************/
726 
727 struct acpi_table_ecdt {
728 	struct acpi_table_header header;	/* Common ACPI table header */
729 	struct acpi_generic_address control;	/* Address of EC command/status register */
730 	struct acpi_generic_address data;	/* Address of EC data register */
731 	u32 uid;		/* Unique ID - must be same as the EC _UID method */
732 	u8 gpe;			/* The GPE for the EC */
733 	u8 id[1];		/* Full namepath of the EC in the ACPI namespace */
734 };
735 
736 /*******************************************************************************
737  *
738  * EINJ - Error Injection Table (ACPI 4.0)
739  *        Version 1
740  *
741  ******************************************************************************/
742 
743 struct acpi_table_einj {
744 	struct acpi_table_header header;	/* Common ACPI table header */
745 	u32 header_length;
746 	u8 flags;
747 	u8 reserved[3];
748 	u32 entries;
749 };
750 
751 /* EINJ Injection Instruction Entries (actions) */
752 
753 struct acpi_einj_entry {
754 	struct acpi_whea_header whea_header;	/* Common header for WHEA tables */
755 };
756 
757 /* Masks for Flags field above */
758 
759 #define ACPI_EINJ_PRESERVE          (1)
760 
761 /* Values for Action field above */
762 
763 enum acpi_einj_actions {
764 	ACPI_EINJ_BEGIN_OPERATION = 0,
765 	ACPI_EINJ_GET_TRIGGER_TABLE = 1,
766 	ACPI_EINJ_SET_ERROR_TYPE = 2,
767 	ACPI_EINJ_GET_ERROR_TYPE = 3,
768 	ACPI_EINJ_END_OPERATION = 4,
769 	ACPI_EINJ_EXECUTE_OPERATION = 5,
770 	ACPI_EINJ_CHECK_BUSY_STATUS = 6,
771 	ACPI_EINJ_GET_COMMAND_STATUS = 7,
772 	ACPI_EINJ_SET_ERROR_TYPE_WITH_ADDRESS = 8,
773 	ACPI_EINJ_GET_EXECUTE_TIMINGS = 9,
774 	ACPI_EINJ_ACTION_RESERVED = 10,	/* 10 and greater are reserved */
775 	ACPI_EINJ_TRIGGER_ERROR = 0xFF	/* Except for this value */
776 };
777 
778 /* Values for Instruction field above */
779 
780 enum acpi_einj_instructions {
781 	ACPI_EINJ_READ_REGISTER = 0,
782 	ACPI_EINJ_READ_REGISTER_VALUE = 1,
783 	ACPI_EINJ_WRITE_REGISTER = 2,
784 	ACPI_EINJ_WRITE_REGISTER_VALUE = 3,
785 	ACPI_EINJ_NOOP = 4,
786 	ACPI_EINJ_FLUSH_CACHELINE = 5,
787 	ACPI_EINJ_INSTRUCTION_RESERVED = 6	/* 6 and greater are reserved */
788 };
789 
790 struct acpi_einj_error_type_with_addr {
791 	u32 error_type;
792 	u32 vendor_struct_offset;
793 	u32 flags;
794 	u32 apic_id;
795 	u64 address;
796 	u64 range;
797 	u32 pcie_id;
798 };
799 
800 struct acpi_einj_vendor {
801 	u32 length;
802 	u32 pcie_id;
803 	u16 vendor_id;
804 	u16 device_id;
805 	u8 revision_id;
806 	u8 reserved[3];
807 };
808 
809 /* EINJ Trigger Error Action Table */
810 
811 struct acpi_einj_trigger {
812 	u32 header_size;
813 	u32 revision;
814 	u32 table_size;
815 	u32 entry_count;
816 };
817 
818 /* Command status return values */
819 
820 enum acpi_einj_command_status {
821 	ACPI_EINJ_SUCCESS = 0,
822 	ACPI_EINJ_FAILURE = 1,
823 	ACPI_EINJ_INVALID_ACCESS = 2,
824 	ACPI_EINJ_STATUS_RESERVED = 3	/* 3 and greater are reserved */
825 };
826 
827 /* Error types returned from ACPI_EINJ_GET_ERROR_TYPE (bitfield) */
828 
829 #define ACPI_EINJ_PROCESSOR_CORRECTABLE     (1)
830 #define ACPI_EINJ_PROCESSOR_UNCORRECTABLE   (1<<1)
831 #define ACPI_EINJ_PROCESSOR_FATAL           (1<<2)
832 #define ACPI_EINJ_MEMORY_CORRECTABLE        (1<<3)
833 #define ACPI_EINJ_MEMORY_UNCORRECTABLE      (1<<4)
834 #define ACPI_EINJ_MEMORY_FATAL              (1<<5)
835 #define ACPI_EINJ_PCIX_CORRECTABLE          (1<<6)
836 #define ACPI_EINJ_PCIX_UNCORRECTABLE        (1<<7)
837 #define ACPI_EINJ_PCIX_FATAL                (1<<8)
838 #define ACPI_EINJ_PLATFORM_CORRECTABLE      (1<<9)
839 #define ACPI_EINJ_PLATFORM_UNCORRECTABLE    (1<<10)
840 #define ACPI_EINJ_PLATFORM_FATAL            (1<<11)
841 #define ACPI_EINJ_VENDOR_DEFINED            (1<<31)
842 
843 /*******************************************************************************
844  *
845  * ERST - Error Record Serialization Table (ACPI 4.0)
846  *        Version 1
847  *
848  ******************************************************************************/
849 
850 struct acpi_table_erst {
851 	struct acpi_table_header header;	/* Common ACPI table header */
852 	u32 header_length;
853 	u32 reserved;
854 	u32 entries;
855 };
856 
857 /* ERST Serialization Entries (actions) */
858 
859 struct acpi_erst_entry {
860 	struct acpi_whea_header whea_header;	/* Common header for WHEA tables */
861 };
862 
863 /* Masks for Flags field above */
864 
865 #define ACPI_ERST_PRESERVE          (1)
866 
867 /* Values for Action field above */
868 
869 enum acpi_erst_actions {
870 	ACPI_ERST_BEGIN_WRITE = 0,
871 	ACPI_ERST_BEGIN_READ = 1,
872 	ACPI_ERST_BEGIN_CLEAR = 2,
873 	ACPI_ERST_END = 3,
874 	ACPI_ERST_SET_RECORD_OFFSET = 4,
875 	ACPI_ERST_EXECUTE_OPERATION = 5,
876 	ACPI_ERST_CHECK_BUSY_STATUS = 6,
877 	ACPI_ERST_GET_COMMAND_STATUS = 7,
878 	ACPI_ERST_GET_RECORD_ID = 8,
879 	ACPI_ERST_SET_RECORD_ID = 9,
880 	ACPI_ERST_GET_RECORD_COUNT = 10,
881 	ACPI_ERST_BEGIN_DUMMY_WRIITE = 11,
882 	ACPI_ERST_NOT_USED = 12,
883 	ACPI_ERST_GET_ERROR_RANGE = 13,
884 	ACPI_ERST_GET_ERROR_LENGTH = 14,
885 	ACPI_ERST_GET_ERROR_ATTRIBUTES = 15,
886 	ACPI_ERST_EXECUTE_TIMINGS = 16,
887 	ACPI_ERST_ACTION_RESERVED = 17	/* 17 and greater are reserved */
888 };
889 
890 /* Values for Instruction field above */
891 
892 enum acpi_erst_instructions {
893 	ACPI_ERST_READ_REGISTER = 0,
894 	ACPI_ERST_READ_REGISTER_VALUE = 1,
895 	ACPI_ERST_WRITE_REGISTER = 2,
896 	ACPI_ERST_WRITE_REGISTER_VALUE = 3,
897 	ACPI_ERST_NOOP = 4,
898 	ACPI_ERST_LOAD_VAR1 = 5,
899 	ACPI_ERST_LOAD_VAR2 = 6,
900 	ACPI_ERST_STORE_VAR1 = 7,
901 	ACPI_ERST_ADD = 8,
902 	ACPI_ERST_SUBTRACT = 9,
903 	ACPI_ERST_ADD_VALUE = 10,
904 	ACPI_ERST_SUBTRACT_VALUE = 11,
905 	ACPI_ERST_STALL = 12,
906 	ACPI_ERST_STALL_WHILE_TRUE = 13,
907 	ACPI_ERST_SKIP_NEXT_IF_TRUE = 14,
908 	ACPI_ERST_GOTO = 15,
909 	ACPI_ERST_SET_SRC_ADDRESS_BASE = 16,
910 	ACPI_ERST_SET_DST_ADDRESS_BASE = 17,
911 	ACPI_ERST_MOVE_DATA = 18,
912 	ACPI_ERST_INSTRUCTION_RESERVED = 19	/* 19 and greater are reserved */
913 };
914 
915 /* Command status return values */
916 
917 enum acpi_erst_command_status {
918 	ACPI_ERST_SUCCESS = 0,
919 	ACPI_ERST_NO_SPACE = 1,
920 	ACPI_ERST_NOT_AVAILABLE = 2,
921 	ACPI_ERST_FAILURE = 3,
922 	ACPI_ERST_RECORD_EMPTY = 4,
923 	ACPI_ERST_NOT_FOUND = 5,
924 	ACPI_ERST_STATUS_RESERVED = 6	/* 6 and greater are reserved */
925 };
926 
927 /* Error Record Serialization Information */
928 
929 struct acpi_erst_info {
930 	u16 signature;		/* Should be "ER" */
931 	u8 data[48];
932 };
933 
934 /*******************************************************************************
935  *
936  * FPDT - Firmware Performance Data Table (ACPI 5.0)
937  *        Version 1
938  *
939  ******************************************************************************/
940 
941 struct acpi_table_fpdt {
942 	struct acpi_table_header header;	/* Common ACPI table header */
943 };
944 
945 /* FPDT subtable header (Performance Record Structure) */
946 
947 struct acpi_fpdt_header {
948 	u16 type;
949 	u8 length;
950 	u8 revision;
951 };
952 
953 /* Values for Type field above */
954 
955 enum acpi_fpdt_type {
956 	ACPI_FPDT_TYPE_BOOT = 0,
957 	ACPI_FPDT_TYPE_S3PERF = 1
958 };
959 
960 /*
961  * FPDT subtables
962  */
963 
964 /* 0: Firmware Basic Boot Performance Record */
965 
966 struct acpi_fpdt_boot_pointer {
967 	struct acpi_fpdt_header header;
968 	u8 reserved[4];
969 	u64 address;
970 };
971 
972 /* 1: S3 Performance Table Pointer Record */
973 
974 struct acpi_fpdt_s3pt_pointer {
975 	struct acpi_fpdt_header header;
976 	u8 reserved[4];
977 	u64 address;
978 };
979 
980 /*
981  * S3PT - S3 Performance Table. This table is pointed to by the
982  * S3 Pointer Record above.
983  */
984 struct acpi_table_s3pt {
985 	u8 signature[4];	/* "S3PT" */
986 	u32 length;
987 };
988 
989 /*
990  * S3PT Subtables (Not part of the actual FPDT)
991  */
992 
993 /* Values for Type field in S3PT header */
994 
995 enum acpi_s3pt_type {
996 	ACPI_S3PT_TYPE_RESUME = 0,
997 	ACPI_S3PT_TYPE_SUSPEND = 1,
998 	ACPI_FPDT_BOOT_PERFORMANCE = 2
999 };
1000 
1001 struct acpi_s3pt_resume {
1002 	struct acpi_fpdt_header header;
1003 	u32 resume_count;
1004 	u64 full_resume;
1005 	u64 average_resume;
1006 };
1007 
1008 struct acpi_s3pt_suspend {
1009 	struct acpi_fpdt_header header;
1010 	u64 suspend_start;
1011 	u64 suspend_end;
1012 };
1013 
1014 /*
1015  * FPDT Boot Performance Record (Not part of the actual FPDT)
1016  */
1017 struct acpi_fpdt_boot {
1018 	struct acpi_fpdt_header header;
1019 	u8 reserved[4];
1020 	u64 reset_end;
1021 	u64 load_start;
1022 	u64 startup_start;
1023 	u64 exit_services_entry;
1024 	u64 exit_services_exit;
1025 };
1026 
1027 /*******************************************************************************
1028  *
1029  * GTDT - Generic Timer Description Table (ACPI 5.1)
1030  *        Version 2
1031  *
1032  ******************************************************************************/
1033 
1034 struct acpi_table_gtdt {
1035 	struct acpi_table_header header;	/* Common ACPI table header */
1036 	u64 counter_block_addresss;
1037 	u32 reserved;
1038 	u32 secure_el1_interrupt;
1039 	u32 secure_el1_flags;
1040 	u32 non_secure_el1_interrupt;
1041 	u32 non_secure_el1_flags;
1042 	u32 virtual_timer_interrupt;
1043 	u32 virtual_timer_flags;
1044 	u32 non_secure_el2_interrupt;
1045 	u32 non_secure_el2_flags;
1046 	u64 counter_read_block_address;
1047 	u32 platform_timer_count;
1048 	u32 platform_timer_offset;
1049 };
1050 
1051 /* Flag Definitions: Timer Block Physical Timers and Virtual timers */
1052 
1053 #define ACPI_GTDT_INTERRUPT_MODE        (1)
1054 #define ACPI_GTDT_INTERRUPT_POLARITY    (1<<1)
1055 #define ACPI_GTDT_ALWAYS_ON             (1<<2)
1056 
1057 struct acpi_gtdt_el2 {
1058 	u32 virtual_el2_timer_gsiv;
1059 	u32 virtual_el2_timer_flags;
1060 };
1061 
1062 /* Common GTDT subtable header */
1063 
1064 struct acpi_gtdt_header {
1065 	u8 type;
1066 	u16 length;
1067 };
1068 
1069 /* Values for GTDT subtable type above */
1070 
1071 enum acpi_gtdt_type {
1072 	ACPI_GTDT_TYPE_TIMER_BLOCK = 0,
1073 	ACPI_GTDT_TYPE_WATCHDOG = 1,
1074 	ACPI_GTDT_TYPE_RESERVED = 2	/* 2 and greater are reserved */
1075 };
1076 
1077 /* GTDT Subtables, correspond to Type in struct acpi_gtdt_header */
1078 
1079 /* 0: Generic Timer Block */
1080 
1081 struct acpi_gtdt_timer_block {
1082 	struct acpi_gtdt_header header;
1083 	u8 reserved;
1084 	u64 block_address;
1085 	u32 timer_count;
1086 	u32 timer_offset;
1087 };
1088 
1089 /* Timer Sub-Structure, one per timer */
1090 
1091 struct acpi_gtdt_timer_entry {
1092 	u8 frame_number;
1093 	u8 reserved[3];
1094 	u64 base_address;
1095 	u64 el0_base_address;
1096 	u32 timer_interrupt;
1097 	u32 timer_flags;
1098 	u32 virtual_timer_interrupt;
1099 	u32 virtual_timer_flags;
1100 	u32 common_flags;
1101 };
1102 
1103 /* Flag Definitions: timer_flags and virtual_timer_flags above */
1104 
1105 #define ACPI_GTDT_GT_IRQ_MODE               (1)
1106 #define ACPI_GTDT_GT_IRQ_POLARITY           (1<<1)
1107 
1108 /* Flag Definitions: common_flags above */
1109 
1110 #define ACPI_GTDT_GT_IS_SECURE_TIMER        (1)
1111 #define ACPI_GTDT_GT_ALWAYS_ON              (1<<1)
1112 
1113 /* 1: SBSA Generic Watchdog Structure */
1114 
1115 struct acpi_gtdt_watchdog {
1116 	struct acpi_gtdt_header header;
1117 	u8 reserved;
1118 	u64 refresh_frame_address;
1119 	u64 control_frame_address;
1120 	u32 timer_interrupt;
1121 	u32 timer_flags;
1122 };
1123 
1124 /* Flag Definitions: timer_flags above */
1125 
1126 #define ACPI_GTDT_WATCHDOG_IRQ_MODE         (1)
1127 #define ACPI_GTDT_WATCHDOG_IRQ_POLARITY     (1<<1)
1128 #define ACPI_GTDT_WATCHDOG_SECURE           (1<<2)
1129 
1130 /*******************************************************************************
1131  *
1132  * HEST - Hardware Error Source Table (ACPI 4.0)
1133  *        Version 1
1134  *
1135  ******************************************************************************/
1136 
1137 struct acpi_table_hest {
1138 	struct acpi_table_header header;	/* Common ACPI table header */
1139 	u32 error_source_count;
1140 };
1141 
1142 /* HEST subtable header */
1143 
1144 struct acpi_hest_header {
1145 	u16 type;
1146 	u16 source_id;
1147 };
1148 
1149 /* Values for Type field above for subtables */
1150 
1151 enum acpi_hest_types {
1152 	ACPI_HEST_TYPE_IA32_CHECK = 0,
1153 	ACPI_HEST_TYPE_IA32_CORRECTED_CHECK = 1,
1154 	ACPI_HEST_TYPE_IA32_NMI = 2,
1155 	ACPI_HEST_TYPE_NOT_USED3 = 3,
1156 	ACPI_HEST_TYPE_NOT_USED4 = 4,
1157 	ACPI_HEST_TYPE_NOT_USED5 = 5,
1158 	ACPI_HEST_TYPE_AER_ROOT_PORT = 6,
1159 	ACPI_HEST_TYPE_AER_ENDPOINT = 7,
1160 	ACPI_HEST_TYPE_AER_BRIDGE = 8,
1161 	ACPI_HEST_TYPE_GENERIC_ERROR = 9,
1162 	ACPI_HEST_TYPE_GENERIC_ERROR_V2 = 10,
1163 	ACPI_HEST_TYPE_IA32_DEFERRED_CHECK = 11,
1164 	ACPI_HEST_TYPE_RESERVED = 12	/* 12 and greater are reserved */
1165 };
1166 
1167 /*
1168  * HEST substructures contained in subtables
1169  */
1170 
1171 /*
1172  * IA32 Error Bank(s) - Follows the struct acpi_hest_ia_machine_check and
1173  * struct acpi_hest_ia_corrected structures.
1174  */
1175 struct acpi_hest_ia_error_bank {
1176 	u8 bank_number;
1177 	u8 clear_status_on_init;
1178 	u8 status_format;
1179 	u8 reserved;
1180 	u32 control_register;
1181 	u64 control_data;
1182 	u32 status_register;
1183 	u32 address_register;
1184 	u32 misc_register;
1185 };
1186 
1187 /* Common HEST sub-structure for PCI/AER structures below (6,7,8) */
1188 
1189 struct acpi_hest_aer_common {
1190 	u16 reserved1;
1191 	u8 flags;
1192 	u8 enabled;
1193 	u32 records_to_preallocate;
1194 	u32 max_sections_per_record;
1195 	u32 bus;		/* Bus and Segment numbers */
1196 	u16 device;
1197 	u16 function;
1198 	u16 device_control;
1199 	u16 reserved2;
1200 	u32 uncorrectable_mask;
1201 	u32 uncorrectable_severity;
1202 	u32 correctable_mask;
1203 	u32 advanced_capabilities;
1204 };
1205 
1206 /* Masks for HEST Flags fields */
1207 
1208 #define ACPI_HEST_FIRMWARE_FIRST        (1)
1209 #define ACPI_HEST_GLOBAL                (1<<1)
1210 #define ACPI_HEST_GHES_ASSIST           (1<<2)
1211 
1212 /*
1213  * Macros to access the bus/segment numbers in Bus field above:
1214  *  Bus number is encoded in bits 7:0
1215  *  Segment number is encoded in bits 23:8
1216  */
1217 #define ACPI_HEST_BUS(bus)              ((bus) & 0xFF)
1218 #define ACPI_HEST_SEGMENT(bus)          (((bus) >> 8) & 0xFFFF)
1219 
1220 /* Hardware Error Notification */
1221 
1222 struct acpi_hest_notify {
1223 	u8 type;
1224 	u8 length;
1225 	u16 config_write_enable;
1226 	u32 poll_interval;
1227 	u32 vector;
1228 	u32 polling_threshold_value;
1229 	u32 polling_threshold_window;
1230 	u32 error_threshold_value;
1231 	u32 error_threshold_window;
1232 };
1233 
1234 /* Values for Notify Type field above */
1235 
1236 enum acpi_hest_notify_types {
1237 	ACPI_HEST_NOTIFY_POLLED = 0,
1238 	ACPI_HEST_NOTIFY_EXTERNAL = 1,
1239 	ACPI_HEST_NOTIFY_LOCAL = 2,
1240 	ACPI_HEST_NOTIFY_SCI = 3,
1241 	ACPI_HEST_NOTIFY_NMI = 4,
1242 	ACPI_HEST_NOTIFY_CMCI = 5,	/* ACPI 5.0 */
1243 	ACPI_HEST_NOTIFY_MCE = 6,	/* ACPI 5.0 */
1244 	ACPI_HEST_NOTIFY_GPIO = 7,	/* ACPI 6.0 */
1245 	ACPI_HEST_NOTIFY_SEA = 8,	/* ACPI 6.1 */
1246 	ACPI_HEST_NOTIFY_SEI = 9,	/* ACPI 6.1 */
1247 	ACPI_HEST_NOTIFY_GSIV = 10,	/* ACPI 6.1 */
1248 	ACPI_HEST_NOTIFY_SOFTWARE_DELEGATED = 11,	/* ACPI 6.2 */
1249 	ACPI_HEST_NOTIFY_RESERVED = 12	/* 12 and greater are reserved */
1250 };
1251 
1252 /* Values for config_write_enable bitfield above */
1253 
1254 #define ACPI_HEST_TYPE                  (1)
1255 #define ACPI_HEST_POLL_INTERVAL         (1<<1)
1256 #define ACPI_HEST_POLL_THRESHOLD_VALUE  (1<<2)
1257 #define ACPI_HEST_POLL_THRESHOLD_WINDOW (1<<3)
1258 #define ACPI_HEST_ERR_THRESHOLD_VALUE   (1<<4)
1259 #define ACPI_HEST_ERR_THRESHOLD_WINDOW  (1<<5)
1260 
1261 /*
1262  * HEST subtables
1263  */
1264 
1265 /* 0: IA32 Machine Check Exception */
1266 
1267 struct acpi_hest_ia_machine_check {
1268 	struct acpi_hest_header header;
1269 	u16 reserved1;
1270 	u8 flags;		/* See flags ACPI_HEST_GLOBAL, etc. above */
1271 	u8 enabled;
1272 	u32 records_to_preallocate;
1273 	u32 max_sections_per_record;
1274 	u64 global_capability_data;
1275 	u64 global_control_data;
1276 	u8 num_hardware_banks;
1277 	u8 reserved3[7];
1278 };
1279 
1280 /* 1: IA32 Corrected Machine Check */
1281 
1282 struct acpi_hest_ia_corrected {
1283 	struct acpi_hest_header header;
1284 	u16 reserved1;
1285 	u8 flags;		/* See flags ACPI_HEST_GLOBAL, etc. above */
1286 	u8 enabled;
1287 	u32 records_to_preallocate;
1288 	u32 max_sections_per_record;
1289 	struct acpi_hest_notify notify;
1290 	u8 num_hardware_banks;
1291 	u8 reserved2[3];
1292 };
1293 
1294 /* 2: IA32 Non-Maskable Interrupt */
1295 
1296 struct acpi_hest_ia_nmi {
1297 	struct acpi_hest_header header;
1298 	u32 reserved;
1299 	u32 records_to_preallocate;
1300 	u32 max_sections_per_record;
1301 	u32 max_raw_data_length;
1302 };
1303 
1304 /* 3,4,5: Not used */
1305 
1306 /* 6: PCI Express Root Port AER */
1307 
1308 struct acpi_hest_aer_root {
1309 	struct acpi_hest_header header;
1310 	struct acpi_hest_aer_common aer;
1311 	u32 root_error_command;
1312 };
1313 
1314 /* 7: PCI Express AER (AER Endpoint) */
1315 
1316 struct acpi_hest_aer {
1317 	struct acpi_hest_header header;
1318 	struct acpi_hest_aer_common aer;
1319 };
1320 
1321 /* 8: PCI Express/PCI-X Bridge AER */
1322 
1323 struct acpi_hest_aer_bridge {
1324 	struct acpi_hest_header header;
1325 	struct acpi_hest_aer_common aer;
1326 	u32 uncorrectable_mask2;
1327 	u32 uncorrectable_severity2;
1328 	u32 advanced_capabilities2;
1329 };
1330 
1331 /* 9: Generic Hardware Error Source */
1332 
1333 struct acpi_hest_generic {
1334 	struct acpi_hest_header header;
1335 	u16 related_source_id;
1336 	u8 reserved;
1337 	u8 enabled;
1338 	u32 records_to_preallocate;
1339 	u32 max_sections_per_record;
1340 	u32 max_raw_data_length;
1341 	struct acpi_generic_address error_status_address;
1342 	struct acpi_hest_notify notify;
1343 	u32 error_block_length;
1344 };
1345 
1346 /* 10: Generic Hardware Error Source, version 2 */
1347 
1348 struct acpi_hest_generic_v2 {
1349 	struct acpi_hest_header header;
1350 	u16 related_source_id;
1351 	u8 reserved;
1352 	u8 enabled;
1353 	u32 records_to_preallocate;
1354 	u32 max_sections_per_record;
1355 	u32 max_raw_data_length;
1356 	struct acpi_generic_address error_status_address;
1357 	struct acpi_hest_notify notify;
1358 	u32 error_block_length;
1359 	struct acpi_generic_address read_ack_register;
1360 	u64 read_ack_preserve;
1361 	u64 read_ack_write;
1362 };
1363 
1364 /* Generic Error Status block */
1365 
1366 struct acpi_hest_generic_status {
1367 	u32 block_status;
1368 	u32 raw_data_offset;
1369 	u32 raw_data_length;
1370 	u32 data_length;
1371 	u32 error_severity;
1372 };
1373 
1374 /* Values for block_status flags above */
1375 
1376 #define ACPI_HEST_UNCORRECTABLE             (1)
1377 #define ACPI_HEST_CORRECTABLE               (1<<1)
1378 #define ACPI_HEST_MULTIPLE_UNCORRECTABLE    (1<<2)
1379 #define ACPI_HEST_MULTIPLE_CORRECTABLE      (1<<3)
1380 #define ACPI_HEST_ERROR_ENTRY_COUNT         (0xFF<<4)	/* 8 bits, error count */
1381 
1382 /* Generic Error Data entry */
1383 
1384 struct acpi_hest_generic_data {
1385 	u8 section_type[16];
1386 	u32 error_severity;
1387 	u16 revision;
1388 	u8 validation_bits;
1389 	u8 flags;
1390 	u32 error_data_length;
1391 	u8 fru_id[16];
1392 	u8 fru_text[20];
1393 };
1394 
1395 /* Extension for revision 0x0300 */
1396 
1397 struct acpi_hest_generic_data_v300 {
1398 	u8 section_type[16];
1399 	u32 error_severity;
1400 	u16 revision;
1401 	u8 validation_bits;
1402 	u8 flags;
1403 	u32 error_data_length;
1404 	u8 fru_id[16];
1405 	u8 fru_text[20];
1406 	u64 time_stamp;
1407 };
1408 
1409 /* Values for error_severity above */
1410 
1411 #define ACPI_HEST_GEN_ERROR_RECOVERABLE     0
1412 #define ACPI_HEST_GEN_ERROR_FATAL           1
1413 #define ACPI_HEST_GEN_ERROR_CORRECTED       2
1414 #define ACPI_HEST_GEN_ERROR_NONE            3
1415 
1416 /* Flags for validation_bits above */
1417 
1418 #define ACPI_HEST_GEN_VALID_FRU_ID          (1)
1419 #define ACPI_HEST_GEN_VALID_FRU_STRING      (1<<1)
1420 #define ACPI_HEST_GEN_VALID_TIMESTAMP       (1<<2)
1421 
1422 /* 11: IA32 Deferred Machine Check Exception (ACPI 6.2) */
1423 
1424 struct acpi_hest_ia_deferred_check {
1425 	struct acpi_hest_header header;
1426 	u16 reserved1;
1427 	u8 flags;		/* See flags ACPI_HEST_GLOBAL, etc. above */
1428 	u8 enabled;
1429 	u32 records_to_preallocate;
1430 	u32 max_sections_per_record;
1431 	struct acpi_hest_notify notify;
1432 	u8 num_hardware_banks;
1433 	u8 reserved2[3];
1434 };
1435 
1436 /*******************************************************************************
1437  *
1438  * HMAT - Heterogeneous Memory Attributes Table (ACPI 6.2)
1439  *        Version 1
1440  *
1441  ******************************************************************************/
1442 
1443 struct acpi_table_hmat {
1444 	struct acpi_table_header header;	/* Common ACPI table header */
1445 	u32 reserved;
1446 };
1447 
1448 /* Values for HMAT structure types */
1449 
1450 enum acpi_hmat_type {
1451 	ACPI_HMAT_TYPE_PROXIMITY = 0,	/* Memory proximity domain attributes */
1452 	ACPI_HMAT_TYPE_LOCALITY = 1,	/* System locality latency and bandwidth information */
1453 	ACPI_HMAT_TYPE_CACHE = 2,	/* Memory side cache information */
1454 	ACPI_HMAT_TYPE_RESERVED = 3	/* 3 and greater are reserved */
1455 };
1456 
1457 struct acpi_hmat_structure {
1458 	u16 type;
1459 	u16 reserved;
1460 	u32 length;
1461 };
1462 
1463 /*
1464  * HMAT Structures, correspond to Type in struct acpi_hmat_structure
1465  */
1466 
1467 /* 0: Memory proximity domain attributes */
1468 
1469 struct acpi_hmat_proximity_domain {
1470 	struct acpi_hmat_structure header;
1471 	u16 flags;
1472 	u16 reserved1;
1473 	u32 processor_PD;	/* Processor proximity domain */
1474 	u32 memory_PD;		/* Memory proximity domain */
1475 	u32 reserved2;
1476 	u64 reserved3;
1477 	u64 reserved4;
1478 };
1479 
1480 /* Masks for Flags field above */
1481 
1482 #define ACPI_HMAT_PROCESSOR_PD_VALID    (1)	/* 1: processor_PD field is valid */
1483 #define ACPI_HMAT_MEMORY_PD_VALID       (1<<1)	/* 1: memory_PD field is valid */
1484 #define ACPI_HMAT_RESERVATION_HINT      (1<<2)	/* 1: Reservation hint */
1485 
1486 /* 1: System locality latency and bandwidth information */
1487 
1488 struct acpi_hmat_locality {
1489 	struct acpi_hmat_structure header;
1490 	u8 flags;
1491 	u8 data_type;
1492 	u8 min_transfer_size;
1493 	u8 reserved1;
1494 	u32 number_of_initiator_Pds;
1495 	u32 number_of_target_Pds;
1496 	u32 reserved2;
1497 	u64 entry_base_unit;
1498 };
1499 
1500 /* Masks for Flags field above */
1501 
1502 #define ACPI_HMAT_MEMORY_HIERARCHY  (0x0F)     /* Bits 0-3 */
1503 
1504 /* Values for Memory Hierarchy flags */
1505 
1506 #define ACPI_HMAT_MEMORY            0
1507 #define ACPI_HMAT_LAST_LEVEL_CACHE  1
1508 #define ACPI_HMAT_1ST_LEVEL_CACHE   2
1509 #define ACPI_HMAT_2ND_LEVEL_CACHE   3
1510 #define ACPI_HMAT_3RD_LEVEL_CACHE   4
1511 #define ACPI_HMAT_MINIMUM_XFER_SIZE 0x10       /* Bit 4: ACPI 6.4 */
1512 #define ACPI_HMAT_NON_SEQUENTIAL_XFERS 0x20    /* Bit 5: ACPI 6.4 */
1513 
1514 
1515 /* Values for data_type field above */
1516 
1517 #define ACPI_HMAT_ACCESS_LATENCY    0
1518 #define ACPI_HMAT_READ_LATENCY      1
1519 #define ACPI_HMAT_WRITE_LATENCY     2
1520 #define ACPI_HMAT_ACCESS_BANDWIDTH  3
1521 #define ACPI_HMAT_READ_BANDWIDTH    4
1522 #define ACPI_HMAT_WRITE_BANDWIDTH   5
1523 
1524 /* 2: Memory side cache information */
1525 
1526 struct acpi_hmat_cache {
1527 	struct acpi_hmat_structure header;
1528 	u32 memory_PD;
1529 	u32 reserved1;
1530 	u64 cache_size;
1531 	u32 cache_attributes;
1532 	u16 reserved2;
1533 	u16 number_of_SMBIOShandles;
1534 };
1535 
1536 /* Masks for cache_attributes field above */
1537 
1538 #define ACPI_HMAT_TOTAL_CACHE_LEVEL     (0x0000000F)
1539 #define ACPI_HMAT_CACHE_LEVEL           (0x000000F0)
1540 #define ACPI_HMAT_CACHE_ASSOCIATIVITY   (0x00000F00)
1541 #define ACPI_HMAT_WRITE_POLICY          (0x0000F000)
1542 #define ACPI_HMAT_CACHE_LINE_SIZE       (0xFFFF0000)
1543 
1544 /* Values for cache associativity flag */
1545 
1546 #define ACPI_HMAT_CA_NONE                     (0)
1547 #define ACPI_HMAT_CA_DIRECT_MAPPED            (1)
1548 #define ACPI_HMAT_CA_COMPLEX_CACHE_INDEXING   (2)
1549 
1550 /* Values for write policy flag */
1551 
1552 #define ACPI_HMAT_CP_NONE   (0)
1553 #define ACPI_HMAT_CP_WB     (1)
1554 #define ACPI_HMAT_CP_WT     (2)
1555 
1556 /*******************************************************************************
1557  *
1558  * HPET - High Precision Event Timer table
1559  *        Version 1
1560  *
1561  * Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
1562  * Version 1.0a, October 2004
1563  *
1564  ******************************************************************************/
1565 
1566 struct acpi_table_hpet {
1567 	struct acpi_table_header header;	/* Common ACPI table header */
1568 	u32 id;			/* Hardware ID of event timer block */
1569 	struct acpi_generic_address address;	/* Address of event timer block */
1570 	u8 sequence;		/* HPET sequence number */
1571 	u16 minimum_tick;	/* Main counter min tick, periodic mode */
1572 	u8 flags;
1573 };
1574 
1575 /* Masks for Flags field above */
1576 
1577 #define ACPI_HPET_PAGE_PROTECT_MASK (3)
1578 
1579 /* Values for Page Protect flags */
1580 
1581 enum acpi_hpet_page_protect {
1582 	ACPI_HPET_NO_PAGE_PROTECT = 0,
1583 	ACPI_HPET_PAGE_PROTECT4 = 1,
1584 	ACPI_HPET_PAGE_PROTECT64 = 2
1585 };
1586 
1587 /*******************************************************************************
1588  *
1589  * IBFT - Boot Firmware Table
1590  *        Version 1
1591  *
1592  * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
1593  * Specification", Version 1.01, March 1, 2007
1594  *
1595  * Note: It appears that this table is not intended to appear in the RSDT/XSDT.
1596  * Therefore, it is not currently supported by the disassembler.
1597  *
1598  ******************************************************************************/
1599 
1600 struct acpi_table_ibft {
1601 	struct acpi_table_header header;	/* Common ACPI table header */
1602 	u8 reserved[12];
1603 };
1604 
1605 /* IBFT common subtable header */
1606 
1607 struct acpi_ibft_header {
1608 	u8 type;
1609 	u8 version;
1610 	u16 length;
1611 	u8 index;
1612 	u8 flags;
1613 };
1614 
1615 /* Values for Type field above */
1616 
1617 enum acpi_ibft_type {
1618 	ACPI_IBFT_TYPE_NOT_USED = 0,
1619 	ACPI_IBFT_TYPE_CONTROL = 1,
1620 	ACPI_IBFT_TYPE_INITIATOR = 2,
1621 	ACPI_IBFT_TYPE_NIC = 3,
1622 	ACPI_IBFT_TYPE_TARGET = 4,
1623 	ACPI_IBFT_TYPE_EXTENSIONS = 5,
1624 	ACPI_IBFT_TYPE_RESERVED = 6	/* 6 and greater are reserved */
1625 };
1626 
1627 /* IBFT subtables */
1628 
1629 struct acpi_ibft_control {
1630 	struct acpi_ibft_header header;
1631 	u16 extensions;
1632 	u16 initiator_offset;
1633 	u16 nic0_offset;
1634 	u16 target0_offset;
1635 	u16 nic1_offset;
1636 	u16 target1_offset;
1637 };
1638 
1639 struct acpi_ibft_initiator {
1640 	struct acpi_ibft_header header;
1641 	u8 sns_server[16];
1642 	u8 slp_server[16];
1643 	u8 primary_server[16];
1644 	u8 secondary_server[16];
1645 	u16 name_length;
1646 	u16 name_offset;
1647 };
1648 
1649 struct acpi_ibft_nic {
1650 	struct acpi_ibft_header header;
1651 	u8 ip_address[16];
1652 	u8 subnet_mask_prefix;
1653 	u8 origin;
1654 	u8 gateway[16];
1655 	u8 primary_dns[16];
1656 	u8 secondary_dns[16];
1657 	u8 dhcp[16];
1658 	u16 vlan;
1659 	u8 mac_address[6];
1660 	u16 pci_address;
1661 	u16 name_length;
1662 	u16 name_offset;
1663 };
1664 
1665 struct acpi_ibft_target {
1666 	struct acpi_ibft_header header;
1667 	u8 target_ip_address[16];
1668 	u16 target_ip_socket;
1669 	u8 target_boot_lun[8];
1670 	u8 chap_type;
1671 	u8 nic_association;
1672 	u16 target_name_length;
1673 	u16 target_name_offset;
1674 	u16 chap_name_length;
1675 	u16 chap_name_offset;
1676 	u16 chap_secret_length;
1677 	u16 chap_secret_offset;
1678 	u16 reverse_chap_name_length;
1679 	u16 reverse_chap_name_offset;
1680 	u16 reverse_chap_secret_length;
1681 	u16 reverse_chap_secret_offset;
1682 };
1683 
1684 /* Reset to default packing */
1685 
1686 #pragma pack()
1687 
1688 #endif				/* __ACTBL1_H__ */
1689