xref: /linux/include/acpi/actbl1.h (revision dbcedec3a31119d7594baacc743300d127c99c56)
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 - 2023, 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_AEST           "AEST"	/* Arm Error Source Table */
28 #define ACPI_SIG_ASF            "ASF!"	/* Alert Standard Format table */
29 #define ACPI_SIG_ASPT           "ASPT"	/* AMD Secure Processor Table */
30 #define ACPI_SIG_BERT           "BERT"	/* Boot Error Record Table */
31 #define ACPI_SIG_BGRT           "BGRT"	/* Boot Graphics Resource Table */
32 #define ACPI_SIG_BOOT           "BOOT"	/* Simple Boot Flag Table */
33 #define ACPI_SIG_CEDT           "CEDT"	/* CXL Early Discovery Table */
34 #define ACPI_SIG_CPEP           "CPEP"	/* Corrected Platform Error Polling table */
35 #define ACPI_SIG_CSRT           "CSRT"	/* Core System Resource Table */
36 #define ACPI_SIG_DBG2           "DBG2"	/* Debug Port table type 2 */
37 #define ACPI_SIG_DBGP           "DBGP"	/* Debug Port table */
38 #define ACPI_SIG_DMAR           "DMAR"	/* DMA Remapping table */
39 #define ACPI_SIG_DRTM           "DRTM"	/* Dynamic Root of Trust for Measurement table */
40 #define ACPI_SIG_ECDT           "ECDT"	/* Embedded Controller Boot Resources Table */
41 #define ACPI_SIG_EINJ           "EINJ"	/* Error Injection table */
42 #define ACPI_SIG_ERST           "ERST"	/* Error Record Serialization Table */
43 #define ACPI_SIG_FPDT           "FPDT"	/* Firmware Performance Data Table */
44 #define ACPI_SIG_GTDT           "GTDT"	/* Generic Timer Description Table */
45 #define ACPI_SIG_HEST           "HEST"	/* Hardware Error Source Table */
46 #define ACPI_SIG_HMAT           "HMAT"	/* Heterogeneous Memory Attributes Table */
47 #define ACPI_SIG_HPET           "HPET"	/* High Precision Event Timer table */
48 #define ACPI_SIG_IBFT           "IBFT"	/* iSCSI Boot Firmware Table */
49 #define ACPI_SIG_MSCT           "MSCT"	/* Maximum System Characteristics Table */
50 
51 #define ACPI_SIG_S3PT           "S3PT"	/* S3 Performance (sub)Table */
52 #define ACPI_SIG_PCCS           "PCC"	/* PCC Shared Memory Region */
53 
54 #define ACPI_SIG_NBFT		"NBFT"	/* NVMe Boot Firmware Table */
55 
56 /* Reserved table signatures */
57 
58 #define ACPI_SIG_MATR           "MATR"	/* Memory Address Translation Table */
59 #define ACPI_SIG_MSDM           "MSDM"	/* Microsoft Data Management Table */
60 
61 /*
62  * These tables have been seen in the field, but no definition has been found
63  */
64 #ifdef ACPI_UNDEFINED_TABLES
65 #define ACPI_SIG_ATKG           "ATKG"
66 #define ACPI_SIG_GSCI           "GSCI"	/* GMCH SCI table */
67 #define ACPI_SIG_IEIT           "IEIT"
68 #endif
69 
70 /*
71  * All tables must be byte-packed to match the ACPI specification, since
72  * the tables are provided by the system BIOS.
73  */
74 #pragma pack(1)
75 
76 /*
77  * Note: C bitfields are not used for this reason:
78  *
79  * "Bitfields are great and easy to read, but unfortunately the C language
80  * does not specify the layout of bitfields in memory, which means they are
81  * essentially useless for dealing with packed data in on-disk formats or
82  * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
83  * this decision was a design error in C. Ritchie could have picked an order
84  * and stuck with it." Norman Ramsey.
85  * See http://stackoverflow.com/a/1053662/41661
86  */
87 
88 /*******************************************************************************
89  *
90  * Common subtable headers
91  *
92  ******************************************************************************/
93 
94 /* Generic subtable header (used in MADT, SRAT, etc.) */
95 
96 struct acpi_subtable_header {
97 	u8 type;
98 	u8 length;
99 };
100 
101 /* Subtable header for WHEA tables (EINJ, ERST, WDAT) */
102 
103 struct acpi_whea_header {
104 	u8 action;
105 	u8 instruction;
106 	u8 flags;
107 	u8 reserved;
108 	struct acpi_generic_address register_region;
109 	u64 value;		/* Value used with Read/Write register */
110 	u64 mask;		/* Bitmask required for this register instruction */
111 };
112 
113 /* https://docs.microsoft.com/en-us/windows-hardware/drivers/ddi/acpitabl/ns-acpitabl-aspt_table */
114 #define ASPT_REVISION_ID 0x01
115 struct acpi_table_aspt {
116 	struct acpi_table_header header;
117 	u32 num_entries;
118 };
119 
120 struct acpi_aspt_header {
121 	u16 type;
122 	u16 length;
123 };
124 
125 enum acpi_aspt_type {
126 	ACPI_ASPT_TYPE_GLOBAL_REGS = 0,
127 	ACPI_ASPT_TYPE_SEV_MBOX_REGS = 1,
128 	ACPI_ASPT_TYPE_ACPI_MBOX_REGS = 2,
129 };
130 
131 /* 0: ASPT Global Registers */
132 struct acpi_aspt_global_regs {
133 	struct acpi_aspt_header header;
134 	u32 reserved;
135 	u64 feature_reg_addr;
136 	u64 irq_en_reg_addr;
137 	u64 irq_st_reg_addr;
138 };
139 
140 /* 1: ASPT SEV Mailbox Registers */
141 struct acpi_aspt_sev_mbox_regs {
142 	struct acpi_aspt_header header;
143 	u8 mbox_irq_id;
144 	u8 reserved[3];
145 	u64 cmd_resp_reg_addr;
146 	u64 cmd_buf_lo_reg_addr;
147 	u64 cmd_buf_hi_reg_addr;
148 };
149 
150 /* 2: ASPT ACPI Mailbox Registers */
151 struct acpi_aspt_acpi_mbox_regs {
152 	struct acpi_aspt_header header;
153 	u32 reserved1;
154 	u64 cmd_resp_reg_addr;
155 	u64 reserved2[2];
156 };
157 
158 /*******************************************************************************
159  *
160  * ASF - Alert Standard Format table (Signature "ASF!")
161  *       Revision 0x10
162  *
163  * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
164  *
165  ******************************************************************************/
166 
167 struct acpi_table_asf {
168 	struct acpi_table_header header;	/* Common ACPI table header */
169 };
170 
171 /* ASF subtable header */
172 
173 struct acpi_asf_header {
174 	u8 type;
175 	u8 reserved;
176 	u16 length;
177 };
178 
179 /* Values for Type field above */
180 
181 enum acpi_asf_type {
182 	ACPI_ASF_TYPE_INFO = 0,
183 	ACPI_ASF_TYPE_ALERT = 1,
184 	ACPI_ASF_TYPE_CONTROL = 2,
185 	ACPI_ASF_TYPE_BOOT = 3,
186 	ACPI_ASF_TYPE_ADDRESS = 4,
187 	ACPI_ASF_TYPE_RESERVED = 5
188 };
189 
190 /*
191  * ASF subtables
192  */
193 
194 /* 0: ASF Information */
195 
196 struct acpi_asf_info {
197 	struct acpi_asf_header header;
198 	u8 min_reset_value;
199 	u8 min_poll_interval;
200 	u16 system_id;
201 	u32 mfg_id;
202 	u8 flags;
203 	u8 reserved2[3];
204 };
205 
206 /* Masks for Flags field above */
207 
208 #define ACPI_ASF_SMBUS_PROTOCOLS    (1)
209 
210 /* 1: ASF Alerts */
211 
212 struct acpi_asf_alert {
213 	struct acpi_asf_header header;
214 	u8 assert_mask;
215 	u8 deassert_mask;
216 	u8 alerts;
217 	u8 data_length;
218 };
219 
220 struct acpi_asf_alert_data {
221 	u8 address;
222 	u8 command;
223 	u8 mask;
224 	u8 value;
225 	u8 sensor_type;
226 	u8 type;
227 	u8 offset;
228 	u8 source_type;
229 	u8 severity;
230 	u8 sensor_number;
231 	u8 entity;
232 	u8 instance;
233 };
234 
235 /* 2: ASF Remote Control */
236 
237 struct acpi_asf_remote {
238 	struct acpi_asf_header header;
239 	u8 controls;
240 	u8 data_length;
241 	u16 reserved2;
242 };
243 
244 struct acpi_asf_control_data {
245 	u8 function;
246 	u8 address;
247 	u8 command;
248 	u8 value;
249 };
250 
251 /* 3: ASF RMCP Boot Options */
252 
253 struct acpi_asf_rmcp {
254 	struct acpi_asf_header header;
255 	u8 capabilities[7];
256 	u8 completion_code;
257 	u32 enterprise_id;
258 	u8 command;
259 	u16 parameter;
260 	u16 boot_options;
261 	u16 oem_parameters;
262 };
263 
264 /* 4: ASF Address */
265 
266 struct acpi_asf_address {
267 	struct acpi_asf_header header;
268 	u8 eprom_address;
269 	u8 devices;
270 };
271 
272 /*******************************************************************************
273  *
274  * BERT - Boot Error Record Table (ACPI 4.0)
275  *        Version 1
276  *
277  ******************************************************************************/
278 
279 struct acpi_table_bert {
280 	struct acpi_table_header header;	/* Common ACPI table header */
281 	u32 region_length;	/* Length of the boot error region */
282 	u64 address;		/* Physical address of the error region */
283 };
284 
285 /* Boot Error Region (not a subtable, pointed to by Address field above) */
286 
287 struct acpi_bert_region {
288 	u32 block_status;	/* Type of error information */
289 	u32 raw_data_offset;	/* Offset to raw error data */
290 	u32 raw_data_length;	/* Length of raw error data */
291 	u32 data_length;	/* Length of generic error data */
292 	u32 error_severity;	/* Severity code */
293 };
294 
295 /* Values for block_status flags above */
296 
297 #define ACPI_BERT_UNCORRECTABLE             (1)
298 #define ACPI_BERT_CORRECTABLE               (1<<1)
299 #define ACPI_BERT_MULTIPLE_UNCORRECTABLE    (1<<2)
300 #define ACPI_BERT_MULTIPLE_CORRECTABLE      (1<<3)
301 #define ACPI_BERT_ERROR_ENTRY_COUNT         (0xFF<<4)	/* 8 bits, error count */
302 
303 /* Values for error_severity above */
304 
305 enum acpi_bert_error_severity {
306 	ACPI_BERT_ERROR_CORRECTABLE = 0,
307 	ACPI_BERT_ERROR_FATAL = 1,
308 	ACPI_BERT_ERROR_CORRECTED = 2,
309 	ACPI_BERT_ERROR_NONE = 3,
310 	ACPI_BERT_ERROR_RESERVED = 4	/* 4 and greater are reserved */
311 };
312 
313 /*
314  * Note: The generic error data that follows the error_severity field above
315  * uses the struct acpi_hest_generic_data defined under the HEST table below
316  */
317 
318 /*******************************************************************************
319  *
320  * BGRT - Boot Graphics Resource Table (ACPI 5.0)
321  *        Version 1
322  *
323  ******************************************************************************/
324 
325 struct acpi_table_bgrt {
326 	struct acpi_table_header header;	/* Common ACPI table header */
327 	u16 version;
328 	u8 status;
329 	u8 image_type;
330 	u64 image_address;
331 	u32 image_offset_x;
332 	u32 image_offset_y;
333 };
334 
335 /* Flags for Status field above */
336 
337 #define ACPI_BGRT_DISPLAYED                 (1)
338 #define ACPI_BGRT_ORIENTATION_OFFSET        (3 << 1)
339 
340 /*******************************************************************************
341  *
342  * BOOT - Simple Boot Flag Table
343  *        Version 1
344  *
345  * Conforms to the "Simple Boot Flag Specification", Version 2.1
346  *
347  ******************************************************************************/
348 
349 struct acpi_table_boot {
350 	struct acpi_table_header header;	/* Common ACPI table header */
351 	u8 cmos_index;		/* Index in CMOS RAM for the boot register */
352 	u8 reserved[3];
353 };
354 
355 /*******************************************************************************
356  *
357  * CDAT - Coherent Device Attribute Table
358  *        Version 1
359  *
360  * Conforms to the "Coherent Device Attribute Table (CDAT) Specification
361  " (Revision 1.01, October 2020.)
362  *
363  ******************************************************************************/
364 
365 struct acpi_table_cdat {
366 	u32 length;		/* Length of table in bytes, including this header */
367 	u8 revision;		/* ACPI Specification minor version number */
368 	u8 checksum;		/* To make sum of entire table == 0 */
369 	u8 reserved[6];
370 	u32 sequence;		/* Used to detect runtime CDAT table changes */
371 };
372 
373 /* CDAT common subtable header */
374 
375 struct acpi_cdat_header {
376 	u8 type;
377 	u8 reserved;
378 	u16 length;
379 };
380 
381 /* Values for Type field above */
382 
383 enum acpi_cdat_type {
384 	ACPI_CDAT_TYPE_DSMAS = 0,
385 	ACPI_CDAT_TYPE_DSLBIS = 1,
386 	ACPI_CDAT_TYPE_DSMSCIS = 2,
387 	ACPI_CDAT_TYPE_DSIS = 3,
388 	ACPI_CDAT_TYPE_DSEMTS = 4,
389 	ACPI_CDAT_TYPE_SSLBIS = 5,
390 	ACPI_CDAT_TYPE_RESERVED = 6	/* 6 through 0xFF are reserved */
391 };
392 
393 /* Subtable 0: Device Scoped Memory Affinity Structure (DSMAS) */
394 
395 struct acpi_cdat_dsmas {
396 	u8 dsmad_handle;
397 	u8 flags;
398 	u16 reserved;
399 	u64 dpa_base_address;
400 	u64 dpa_length;
401 };
402 
403 /* Flags for subtable above */
404 
405 #define ACPI_CDAT_DSMAS_NON_VOLATILE        (1 << 2)
406 
407 /* Subtable 1: Device scoped Latency and Bandwidth Information Structure (DSLBIS) */
408 
409 struct acpi_cdat_dslbis {
410 	u8 handle;
411 	u8 flags;		/* If Handle matches a DSMAS handle, the definition of this field matches
412 				 * Flags field in HMAT System Locality Latency */
413 	u8 data_type;
414 	u8 reserved;
415 	u64 entry_base_unit;
416 	u16 entry[3];
417 	u16 reserved2;
418 };
419 
420 /* Subtable 2: Device Scoped Memory Side Cache Information Structure (DSMSCIS) */
421 
422 struct acpi_cdat_dsmscis {
423 	u8 dsmas_handle;
424 	u8 reserved[3];
425 	u64 side_cache_size;
426 	u32 cache_attributes;
427 };
428 
429 /* Subtable 3: Device Scoped Initiator Structure (DSIS) */
430 
431 struct acpi_cdat_dsis {
432 	u8 flags;
433 	u8 handle;
434 	u16 reserved;
435 };
436 
437 /* Flags for above subtable */
438 
439 #define ACPI_CDAT_DSIS_MEM_ATTACHED         (1 << 0)
440 
441 /* Subtable 4: Device Scoped EFI Memory Type Structure (DSEMTS) */
442 
443 struct acpi_cdat_dsemts {
444 	u8 dsmas_handle;
445 	u8 memory_type;
446 	u16 reserved;
447 	u64 dpa_offset;
448 	u64 range_length;
449 };
450 
451 /* Subtable 5: Switch Scoped Latency and Bandwidth Information Structure (SSLBIS) */
452 
453 struct acpi_cdat_sslbis {
454 	u8 data_type;
455 	u8 reserved[3];
456 	u64 entry_base_unit;
457 };
458 
459 /* Sub-subtable for above, sslbe_entries field */
460 
461 struct acpi_cdat_sslbe {
462 	u16 portx_id;
463 	u16 porty_id;
464 	u16 latency_or_bandwidth;
465 	u16 reserved;
466 };
467 
468 #define ACPI_CDAT_SSLBIS_US_PORT	0x0100
469 #define ACPI_CDAT_SSLBIS_ANY_PORT	0xffff
470 
471 /*******************************************************************************
472  *
473  * CEDT - CXL Early Discovery Table
474  *        Version 1
475  *
476  * Conforms to the "CXL Early Discovery Table" (CXL 2.0, October 2020)
477  *
478  ******************************************************************************/
479 
480 struct acpi_table_cedt {
481 	struct acpi_table_header header;	/* Common ACPI table header */
482 };
483 
484 /* CEDT subtable header (Performance Record Structure) */
485 
486 struct acpi_cedt_header {
487 	u8 type;
488 	u8 reserved;
489 	u16 length;
490 };
491 
492 /* Values for Type field above */
493 
494 enum acpi_cedt_type {
495 	ACPI_CEDT_TYPE_CHBS = 0,
496 	ACPI_CEDT_TYPE_CFMWS = 1,
497 	ACPI_CEDT_TYPE_CXIMS = 2,
498 	ACPI_CEDT_TYPE_RDPAS = 3,
499 	ACPI_CEDT_TYPE_RESERVED = 4,
500 };
501 
502 /* Values for version field above */
503 
504 #define ACPI_CEDT_CHBS_VERSION_CXL11    (0)
505 #define ACPI_CEDT_CHBS_VERSION_CXL20    (1)
506 
507 /* Values for length field above */
508 
509 #define ACPI_CEDT_CHBS_LENGTH_CXL11     (0x2000)
510 #define ACPI_CEDT_CHBS_LENGTH_CXL20     (0x10000)
511 
512 /*
513  * CEDT subtables
514  */
515 
516 /* 0: CXL Host Bridge Structure */
517 
518 struct acpi_cedt_chbs {
519 	struct acpi_cedt_header header;
520 	u32 uid;
521 	u32 cxl_version;
522 	u32 reserved;
523 	u64 base;
524 	u64 length;
525 };
526 
527 /* 1: CXL Fixed Memory Window Structure */
528 
529 struct acpi_cedt_cfmws {
530 	struct acpi_cedt_header header;
531 	u32 reserved1;
532 	u64 base_hpa;
533 	u64 window_size;
534 	u8 interleave_ways;
535 	u8 interleave_arithmetic;
536 	u16 reserved2;
537 	u32 granularity;
538 	u16 restrictions;
539 	u16 qtg_id;
540 	u32 interleave_targets[];
541 };
542 
543 struct acpi_cedt_cfmws_target_element {
544 	u32 interleave_target;
545 };
546 
547 /* Values for Interleave Arithmetic field above */
548 
549 #define ACPI_CEDT_CFMWS_ARITHMETIC_MODULO   (0)
550 #define ACPI_CEDT_CFMWS_ARITHMETIC_XOR      (1)
551 
552 /* Values for Restrictions field above */
553 
554 #define ACPI_CEDT_CFMWS_RESTRICT_TYPE2      (1)
555 #define ACPI_CEDT_CFMWS_RESTRICT_TYPE3      (1<<1)
556 #define ACPI_CEDT_CFMWS_RESTRICT_VOLATILE   (1<<2)
557 #define ACPI_CEDT_CFMWS_RESTRICT_PMEM       (1<<3)
558 #define ACPI_CEDT_CFMWS_RESTRICT_FIXED      (1<<4)
559 
560 /* 2: CXL XOR Interleave Math Structure */
561 
562 struct acpi_cedt_cxims {
563 	struct acpi_cedt_header header;
564 	u16 reserved1;
565 	u8 hbig;
566 	u8 nr_xormaps;
567 	u64 xormap_list[];
568 };
569 
570 /* 3: CXL RCEC Downstream Port Association Structure */
571 
572 struct acpi_cedt_rdpas {
573 	struct acpi_cedt_header header;
574 	u8 reserved1;
575 	u16 length;
576 	u16 segment;
577 	u16 bdf;
578 	u8 protocol;
579 	u64 address;
580 };
581 
582 /* Masks for bdf field above */
583 #define ACPI_CEDT_RDPAS_BUS_MASK            0xff00
584 #define ACPI_CEDT_RDPAS_DEVICE_MASK         0x00f8
585 #define ACPI_CEDT_RDPAS_FUNCTION_MASK       0x0007
586 
587 #define ACPI_CEDT_RDPAS_PROTOCOL_IO        (0)
588 #define ACPI_CEDT_RDPAS_PROTOCOL_CACHEMEM  (1)
589 
590 /*******************************************************************************
591  *
592  * CPEP - Corrected Platform Error Polling table (ACPI 4.0)
593  *        Version 1
594  *
595  ******************************************************************************/
596 
597 struct acpi_table_cpep {
598 	struct acpi_table_header header;	/* Common ACPI table header */
599 	u64 reserved;
600 };
601 
602 /* Subtable */
603 
604 struct acpi_cpep_polling {
605 	struct acpi_subtable_header header;
606 	u8 id;			/* Processor ID */
607 	u8 eid;			/* Processor EID */
608 	u32 interval;		/* Polling interval (msec) */
609 };
610 
611 /*******************************************************************************
612  *
613  * CSRT - Core System Resource Table
614  *        Version 0
615  *
616  * Conforms to the "Core System Resource Table (CSRT)", November 14, 2011
617  *
618  ******************************************************************************/
619 
620 struct acpi_table_csrt {
621 	struct acpi_table_header header;	/* Common ACPI table header */
622 };
623 
624 /* Resource Group subtable */
625 
626 struct acpi_csrt_group {
627 	u32 length;
628 	u32 vendor_id;
629 	u32 subvendor_id;
630 	u16 device_id;
631 	u16 subdevice_id;
632 	u16 revision;
633 	u16 reserved;
634 	u32 shared_info_length;
635 
636 	/* Shared data immediately follows (Length = shared_info_length) */
637 };
638 
639 /* Shared Info subtable */
640 
641 struct acpi_csrt_shared_info {
642 	u16 major_version;
643 	u16 minor_version;
644 	u32 mmio_base_low;
645 	u32 mmio_base_high;
646 	u32 gsi_interrupt;
647 	u8 interrupt_polarity;
648 	u8 interrupt_mode;
649 	u8 num_channels;
650 	u8 dma_address_width;
651 	u16 base_request_line;
652 	u16 num_handshake_signals;
653 	u32 max_block_size;
654 
655 	/* Resource descriptors immediately follow (Length = Group length - shared_info_length) */
656 };
657 
658 /* Resource Descriptor subtable */
659 
660 struct acpi_csrt_descriptor {
661 	u32 length;
662 	u16 type;
663 	u16 subtype;
664 	u32 uid;
665 
666 	/* Resource-specific information immediately follows */
667 };
668 
669 /* Resource Types */
670 
671 #define ACPI_CSRT_TYPE_INTERRUPT    0x0001
672 #define ACPI_CSRT_TYPE_TIMER        0x0002
673 #define ACPI_CSRT_TYPE_DMA          0x0003
674 
675 /* Resource Subtypes */
676 
677 #define ACPI_CSRT_XRUPT_LINE        0x0000
678 #define ACPI_CSRT_XRUPT_CONTROLLER  0x0001
679 #define ACPI_CSRT_TIMER             0x0000
680 #define ACPI_CSRT_DMA_CHANNEL       0x0000
681 #define ACPI_CSRT_DMA_CONTROLLER    0x0001
682 
683 /*******************************************************************************
684  *
685  * DBG2 - Debug Port Table 2
686  *        Version 0 (Both main table and subtables)
687  *
688  * Conforms to "Microsoft Debug Port Table 2 (DBG2)", September 21, 2020
689  *
690  ******************************************************************************/
691 
692 struct acpi_table_dbg2 {
693 	struct acpi_table_header header;	/* Common ACPI table header */
694 	u32 info_offset;
695 	u32 info_count;
696 };
697 
698 struct acpi_dbg2_header {
699 	u32 info_offset;
700 	u32 info_count;
701 };
702 
703 /* Debug Device Information Subtable */
704 
705 struct acpi_dbg2_device {
706 	u8 revision;
707 	u16 length;
708 	u8 register_count;	/* Number of base_address registers */
709 	u16 namepath_length;
710 	u16 namepath_offset;
711 	u16 oem_data_length;
712 	u16 oem_data_offset;
713 	u16 port_type;
714 	u16 port_subtype;
715 	u16 reserved;
716 	u16 base_address_offset;
717 	u16 address_size_offset;
718 	/*
719 	 * Data that follows:
720 	 *    base_address (required) - Each in 12-byte Generic Address Structure format.
721 	 *    address_size (required) - Array of u32 sizes corresponding to each base_address register.
722 	 *    Namepath    (required) - Null terminated string. Single dot if not supported.
723 	 *    oem_data    (optional) - Length is oem_data_length.
724 	 */
725 };
726 
727 /* Types for port_type field above */
728 
729 #define ACPI_DBG2_SERIAL_PORT       0x8000
730 #define ACPI_DBG2_1394_PORT         0x8001
731 #define ACPI_DBG2_USB_PORT          0x8002
732 #define ACPI_DBG2_NET_PORT          0x8003
733 
734 /* Subtypes for port_subtype field above */
735 
736 #define ACPI_DBG2_16550_COMPATIBLE  0x0000
737 #define ACPI_DBG2_16550_SUBSET      0x0001
738 #define ACPI_DBG2_MAX311XE_SPI      0x0002
739 #define ACPI_DBG2_ARM_PL011         0x0003
740 #define ACPI_DBG2_MSM8X60           0x0004
741 #define ACPI_DBG2_16550_NVIDIA      0x0005
742 #define ACPI_DBG2_TI_OMAP           0x0006
743 #define ACPI_DBG2_APM88XXXX         0x0008
744 #define ACPI_DBG2_MSM8974           0x0009
745 #define ACPI_DBG2_SAM5250           0x000A
746 #define ACPI_DBG2_INTEL_USIF        0x000B
747 #define ACPI_DBG2_IMX6              0x000C
748 #define ACPI_DBG2_ARM_SBSA_32BIT    0x000D
749 #define ACPI_DBG2_ARM_SBSA_GENERIC  0x000E
750 #define ACPI_DBG2_ARM_DCC           0x000F
751 #define ACPI_DBG2_BCM2835           0x0010
752 #define ACPI_DBG2_SDM845_1_8432MHZ  0x0011
753 #define ACPI_DBG2_16550_WITH_GAS    0x0012
754 #define ACPI_DBG2_SDM845_7_372MHZ   0x0013
755 #define ACPI_DBG2_INTEL_LPSS        0x0014
756 
757 #define ACPI_DBG2_1394_STANDARD     0x0000
758 
759 #define ACPI_DBG2_USB_XHCI          0x0000
760 #define ACPI_DBG2_USB_EHCI          0x0001
761 
762 /*******************************************************************************
763  *
764  * DBGP - Debug Port table
765  *        Version 1
766  *
767  * Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000
768  *
769  ******************************************************************************/
770 
771 struct acpi_table_dbgp {
772 	struct acpi_table_header header;	/* Common ACPI table header */
773 	u8 type;		/* 0=full 16550, 1=subset of 16550 */
774 	u8 reserved[3];
775 	struct acpi_generic_address debug_port;
776 };
777 
778 /*******************************************************************************
779  *
780  * DMAR - DMA Remapping table
781  *        Version 1
782  *
783  * Conforms to "Intel Virtualization Technology for Directed I/O",
784  * Version 2.3, October 2014
785  *
786  ******************************************************************************/
787 
788 struct acpi_table_dmar {
789 	struct acpi_table_header header;	/* Common ACPI table header */
790 	u8 width;		/* Host Address Width */
791 	u8 flags;
792 	u8 reserved[10];
793 };
794 
795 /* Masks for Flags field above */
796 
797 #define ACPI_DMAR_INTR_REMAP        (1)
798 #define ACPI_DMAR_X2APIC_OPT_OUT    (1<<1)
799 #define ACPI_DMAR_X2APIC_MODE       (1<<2)
800 
801 /* DMAR subtable header */
802 
803 struct acpi_dmar_header {
804 	u16 type;
805 	u16 length;
806 };
807 
808 /* Values for subtable type in struct acpi_dmar_header */
809 
810 enum acpi_dmar_type {
811 	ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
812 	ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
813 	ACPI_DMAR_TYPE_ROOT_ATS = 2,
814 	ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,
815 	ACPI_DMAR_TYPE_NAMESPACE = 4,
816 	ACPI_DMAR_TYPE_SATC = 5,
817 	ACPI_DMAR_TYPE_RESERVED = 6	/* 6 and greater are reserved */
818 };
819 
820 /* DMAR Device Scope structure */
821 
822 struct acpi_dmar_device_scope {
823 	u8 entry_type;
824 	u8 length;
825 	u16 reserved;
826 	u8 enumeration_id;
827 	u8 bus;
828 };
829 
830 /* Values for entry_type in struct acpi_dmar_device_scope - device types */
831 
832 enum acpi_dmar_scope_type {
833 	ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0,
834 	ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1,
835 	ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2,
836 	ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3,
837 	ACPI_DMAR_SCOPE_TYPE_HPET = 4,
838 	ACPI_DMAR_SCOPE_TYPE_NAMESPACE = 5,
839 	ACPI_DMAR_SCOPE_TYPE_RESERVED = 6	/* 6 and greater are reserved */
840 };
841 
842 struct acpi_dmar_pci_path {
843 	u8 device;
844 	u8 function;
845 };
846 
847 /*
848  * DMAR Subtables, correspond to Type in struct acpi_dmar_header
849  */
850 
851 /* 0: Hardware Unit Definition */
852 
853 struct acpi_dmar_hardware_unit {
854 	struct acpi_dmar_header header;
855 	u8 flags;
856 	u8 size;		/* Size of the register set */
857 	u16 segment;
858 	u64 address;		/* Register Base Address */
859 };
860 
861 /* Masks for Flags field above */
862 
863 #define ACPI_DMAR_INCLUDE_ALL       (1)
864 
865 /* 1: Reserved Memory Definition */
866 
867 struct acpi_dmar_reserved_memory {
868 	struct acpi_dmar_header header;
869 	u16 reserved;
870 	u16 segment;
871 	u64 base_address;	/* 4K aligned base address */
872 	u64 end_address;	/* 4K aligned limit address */
873 };
874 
875 /* Masks for Flags field above */
876 
877 #define ACPI_DMAR_ALLOW_ALL         (1)
878 
879 /* 2: Root Port ATS Capability Reporting Structure */
880 
881 struct acpi_dmar_atsr {
882 	struct acpi_dmar_header header;
883 	u8 flags;
884 	u8 reserved;
885 	u16 segment;
886 };
887 
888 /* Masks for Flags field above */
889 
890 #define ACPI_DMAR_ALL_PORTS         (1)
891 
892 /* 3: Remapping Hardware Static Affinity Structure */
893 
894 struct acpi_dmar_rhsa {
895 	struct acpi_dmar_header header;
896 	u32 reserved;
897 	u64 base_address;
898 	u32 proximity_domain;
899 };
900 
901 /* 4: ACPI Namespace Device Declaration Structure */
902 
903 struct acpi_dmar_andd {
904 	struct acpi_dmar_header header;
905 	u8 reserved[3];
906 	u8 device_number;
907 	union {
908 		char __pad;
909 		 ACPI_FLEX_ARRAY(char, device_name);
910 	};
911 };
912 
913 /* 5: SOC Integrated Address Translation Cache Reporting Structure */
914 
915 struct acpi_dmar_satc {
916 	struct acpi_dmar_header header;
917 	u8 flags;
918 	u8 reserved;
919 	u16 segment;
920 };
921 /*******************************************************************************
922  *
923  * DRTM - Dynamic Root of Trust for Measurement table
924  * Conforms to "TCG D-RTM Architecture" June 17 2013, Version 1.0.0
925  * Table version 1
926  *
927  ******************************************************************************/
928 
929 struct acpi_table_drtm {
930 	struct acpi_table_header header;	/* Common ACPI table header */
931 	u64 entry_base_address;
932 	u64 entry_length;
933 	u32 entry_address32;
934 	u64 entry_address64;
935 	u64 exit_address;
936 	u64 log_area_address;
937 	u32 log_area_length;
938 	u64 arch_dependent_address;
939 	u32 flags;
940 };
941 
942 /* Flag Definitions for above */
943 
944 #define ACPI_DRTM_ACCESS_ALLOWED            (1)
945 #define ACPI_DRTM_ENABLE_GAP_CODE           (1<<1)
946 #define ACPI_DRTM_INCOMPLETE_MEASUREMENTS   (1<<2)
947 #define ACPI_DRTM_AUTHORITY_ORDER           (1<<3)
948 
949 /* 1) Validated Tables List (64-bit addresses) */
950 
951 struct acpi_drtm_vtable_list {
952 	u32 validated_table_count;
953 	u64 validated_tables[];
954 };
955 
956 /* 2) Resources List (of Resource Descriptors) */
957 
958 /* Resource Descriptor */
959 
960 struct acpi_drtm_resource {
961 	u8 size[7];
962 	u8 type;
963 	u64 address;
964 };
965 
966 struct acpi_drtm_resource_list {
967 	u32 resource_count;
968 	struct acpi_drtm_resource resources[];
969 };
970 
971 /* 3) Platform-specific Identifiers List */
972 
973 struct acpi_drtm_dps_id {
974 	u32 dps_id_length;
975 	u8 dps_id[16];
976 };
977 
978 /*******************************************************************************
979  *
980  * ECDT - Embedded Controller Boot Resources Table
981  *        Version 1
982  *
983  ******************************************************************************/
984 
985 struct acpi_table_ecdt {
986 	struct acpi_table_header header;	/* Common ACPI table header */
987 	struct acpi_generic_address control;	/* Address of EC command/status register */
988 	struct acpi_generic_address data;	/* Address of EC data register */
989 	u32 uid;		/* Unique ID - must be same as the EC _UID method */
990 	u8 gpe;			/* The GPE for the EC */
991 	u8 id[];		/* Full namepath of the EC in the ACPI namespace */
992 };
993 
994 /*******************************************************************************
995  *
996  * EINJ - Error Injection Table (ACPI 4.0)
997  *        Version 1
998  *
999  ******************************************************************************/
1000 
1001 struct acpi_table_einj {
1002 	struct acpi_table_header header;	/* Common ACPI table header */
1003 	u32 header_length;
1004 	u8 flags;
1005 	u8 reserved[3];
1006 	u32 entries;
1007 };
1008 
1009 /* EINJ Injection Instruction Entries (actions) */
1010 
1011 struct acpi_einj_entry {
1012 	struct acpi_whea_header whea_header;	/* Common header for WHEA tables */
1013 };
1014 
1015 /* Masks for Flags field above */
1016 
1017 #define ACPI_EINJ_PRESERVE          (1)
1018 
1019 /* Values for Action field above */
1020 
1021 enum acpi_einj_actions {
1022 	ACPI_EINJ_BEGIN_OPERATION = 0,
1023 	ACPI_EINJ_GET_TRIGGER_TABLE = 1,
1024 	ACPI_EINJ_SET_ERROR_TYPE = 2,
1025 	ACPI_EINJ_GET_ERROR_TYPE = 3,
1026 	ACPI_EINJ_END_OPERATION = 4,
1027 	ACPI_EINJ_EXECUTE_OPERATION = 5,
1028 	ACPI_EINJ_CHECK_BUSY_STATUS = 6,
1029 	ACPI_EINJ_GET_COMMAND_STATUS = 7,
1030 	ACPI_EINJ_SET_ERROR_TYPE_WITH_ADDRESS = 8,
1031 	ACPI_EINJ_GET_EXECUTE_TIMINGS = 9,
1032 	ACPI_EINJ_ACTION_RESERVED = 10,	/* 10 and greater are reserved */
1033 	ACPI_EINJ_TRIGGER_ERROR = 0xFF	/* Except for this value */
1034 };
1035 
1036 /* Values for Instruction field above */
1037 
1038 enum acpi_einj_instructions {
1039 	ACPI_EINJ_READ_REGISTER = 0,
1040 	ACPI_EINJ_READ_REGISTER_VALUE = 1,
1041 	ACPI_EINJ_WRITE_REGISTER = 2,
1042 	ACPI_EINJ_WRITE_REGISTER_VALUE = 3,
1043 	ACPI_EINJ_NOOP = 4,
1044 	ACPI_EINJ_FLUSH_CACHELINE = 5,
1045 	ACPI_EINJ_INSTRUCTION_RESERVED = 6	/* 6 and greater are reserved */
1046 };
1047 
1048 struct acpi_einj_error_type_with_addr {
1049 	u32 error_type;
1050 	u32 vendor_struct_offset;
1051 	u32 flags;
1052 	u32 apic_id;
1053 	u64 address;
1054 	u64 range;
1055 	u32 pcie_id;
1056 };
1057 
1058 struct acpi_einj_vendor {
1059 	u32 length;
1060 	u32 pcie_id;
1061 	u16 vendor_id;
1062 	u16 device_id;
1063 	u8 revision_id;
1064 	u8 reserved[3];
1065 };
1066 
1067 /* EINJ Trigger Error Action Table */
1068 
1069 struct acpi_einj_trigger {
1070 	u32 header_size;
1071 	u32 revision;
1072 	u32 table_size;
1073 	u32 entry_count;
1074 };
1075 
1076 /* Command status return values */
1077 
1078 enum acpi_einj_command_status {
1079 	ACPI_EINJ_SUCCESS = 0,
1080 	ACPI_EINJ_FAILURE = 1,
1081 	ACPI_EINJ_INVALID_ACCESS = 2,
1082 	ACPI_EINJ_STATUS_RESERVED = 3	/* 3 and greater are reserved */
1083 };
1084 
1085 /* Error types returned from ACPI_EINJ_GET_ERROR_TYPE (bitfield) */
1086 
1087 #define ACPI_EINJ_PROCESSOR_CORRECTABLE     (1)
1088 #define ACPI_EINJ_PROCESSOR_UNCORRECTABLE   (1<<1)
1089 #define ACPI_EINJ_PROCESSOR_FATAL           (1<<2)
1090 #define ACPI_EINJ_MEMORY_CORRECTABLE        (1<<3)
1091 #define ACPI_EINJ_MEMORY_UNCORRECTABLE      (1<<4)
1092 #define ACPI_EINJ_MEMORY_FATAL              (1<<5)
1093 #define ACPI_EINJ_PCIX_CORRECTABLE          (1<<6)
1094 #define ACPI_EINJ_PCIX_UNCORRECTABLE        (1<<7)
1095 #define ACPI_EINJ_PCIX_FATAL                (1<<8)
1096 #define ACPI_EINJ_PLATFORM_CORRECTABLE      (1<<9)
1097 #define ACPI_EINJ_PLATFORM_UNCORRECTABLE    (1<<10)
1098 #define ACPI_EINJ_PLATFORM_FATAL            (1<<11)
1099 #define ACPI_EINJ_VENDOR_DEFINED            (1<<31)
1100 
1101 /*******************************************************************************
1102  *
1103  * ERST - Error Record Serialization Table (ACPI 4.0)
1104  *        Version 1
1105  *
1106  ******************************************************************************/
1107 
1108 struct acpi_table_erst {
1109 	struct acpi_table_header header;	/* Common ACPI table header */
1110 	u32 header_length;
1111 	u32 reserved;
1112 	u32 entries;
1113 };
1114 
1115 /* ERST Serialization Entries (actions) */
1116 
1117 struct acpi_erst_entry {
1118 	struct acpi_whea_header whea_header;	/* Common header for WHEA tables */
1119 };
1120 
1121 /* Masks for Flags field above */
1122 
1123 #define ACPI_ERST_PRESERVE          (1)
1124 
1125 /* Values for Action field above */
1126 
1127 enum acpi_erst_actions {
1128 	ACPI_ERST_BEGIN_WRITE = 0,
1129 	ACPI_ERST_BEGIN_READ = 1,
1130 	ACPI_ERST_BEGIN_CLEAR = 2,
1131 	ACPI_ERST_END = 3,
1132 	ACPI_ERST_SET_RECORD_OFFSET = 4,
1133 	ACPI_ERST_EXECUTE_OPERATION = 5,
1134 	ACPI_ERST_CHECK_BUSY_STATUS = 6,
1135 	ACPI_ERST_GET_COMMAND_STATUS = 7,
1136 	ACPI_ERST_GET_RECORD_ID = 8,
1137 	ACPI_ERST_SET_RECORD_ID = 9,
1138 	ACPI_ERST_GET_RECORD_COUNT = 10,
1139 	ACPI_ERST_BEGIN_DUMMY_WRIITE = 11,
1140 	ACPI_ERST_NOT_USED = 12,
1141 	ACPI_ERST_GET_ERROR_RANGE = 13,
1142 	ACPI_ERST_GET_ERROR_LENGTH = 14,
1143 	ACPI_ERST_GET_ERROR_ATTRIBUTES = 15,
1144 	ACPI_ERST_EXECUTE_TIMINGS = 16,
1145 	ACPI_ERST_ACTION_RESERVED = 17	/* 17 and greater are reserved */
1146 };
1147 
1148 /* Values for Instruction field above */
1149 
1150 enum acpi_erst_instructions {
1151 	ACPI_ERST_READ_REGISTER = 0,
1152 	ACPI_ERST_READ_REGISTER_VALUE = 1,
1153 	ACPI_ERST_WRITE_REGISTER = 2,
1154 	ACPI_ERST_WRITE_REGISTER_VALUE = 3,
1155 	ACPI_ERST_NOOP = 4,
1156 	ACPI_ERST_LOAD_VAR1 = 5,
1157 	ACPI_ERST_LOAD_VAR2 = 6,
1158 	ACPI_ERST_STORE_VAR1 = 7,
1159 	ACPI_ERST_ADD = 8,
1160 	ACPI_ERST_SUBTRACT = 9,
1161 	ACPI_ERST_ADD_VALUE = 10,
1162 	ACPI_ERST_SUBTRACT_VALUE = 11,
1163 	ACPI_ERST_STALL = 12,
1164 	ACPI_ERST_STALL_WHILE_TRUE = 13,
1165 	ACPI_ERST_SKIP_NEXT_IF_TRUE = 14,
1166 	ACPI_ERST_GOTO = 15,
1167 	ACPI_ERST_SET_SRC_ADDRESS_BASE = 16,
1168 	ACPI_ERST_SET_DST_ADDRESS_BASE = 17,
1169 	ACPI_ERST_MOVE_DATA = 18,
1170 	ACPI_ERST_INSTRUCTION_RESERVED = 19	/* 19 and greater are reserved */
1171 };
1172 
1173 /* Command status return values */
1174 
1175 enum acpi_erst_command_status {
1176 	ACPI_ERST_SUCCESS = 0,
1177 	ACPI_ERST_NO_SPACE = 1,
1178 	ACPI_ERST_NOT_AVAILABLE = 2,
1179 	ACPI_ERST_FAILURE = 3,
1180 	ACPI_ERST_RECORD_EMPTY = 4,
1181 	ACPI_ERST_NOT_FOUND = 5,
1182 	ACPI_ERST_STATUS_RESERVED = 6	/* 6 and greater are reserved */
1183 };
1184 
1185 /* Error Record Serialization Information */
1186 
1187 struct acpi_erst_info {
1188 	u16 signature;		/* Should be "ER" */
1189 	u8 data[48];
1190 };
1191 
1192 /*******************************************************************************
1193  *
1194  * FPDT - Firmware Performance Data Table (ACPI 5.0)
1195  *        Version 1
1196  *
1197  ******************************************************************************/
1198 
1199 struct acpi_table_fpdt {
1200 	struct acpi_table_header header;	/* Common ACPI table header */
1201 };
1202 
1203 /* FPDT subtable header (Performance Record Structure) */
1204 
1205 struct acpi_fpdt_header {
1206 	u16 type;
1207 	u8 length;
1208 	u8 revision;
1209 };
1210 
1211 /* Values for Type field above */
1212 
1213 enum acpi_fpdt_type {
1214 	ACPI_FPDT_TYPE_BOOT = 0,
1215 	ACPI_FPDT_TYPE_S3PERF = 1
1216 };
1217 
1218 /*
1219  * FPDT subtables
1220  */
1221 
1222 /* 0: Firmware Basic Boot Performance Record */
1223 
1224 struct acpi_fpdt_boot_pointer {
1225 	struct acpi_fpdt_header header;
1226 	u8 reserved[4];
1227 	u64 address;
1228 };
1229 
1230 /* 1: S3 Performance Table Pointer Record */
1231 
1232 struct acpi_fpdt_s3pt_pointer {
1233 	struct acpi_fpdt_header header;
1234 	u8 reserved[4];
1235 	u64 address;
1236 };
1237 
1238 /*
1239  * S3PT - S3 Performance Table. This table is pointed to by the
1240  * S3 Pointer Record above.
1241  */
1242 struct acpi_table_s3pt {
1243 	u8 signature[4];	/* "S3PT" */
1244 	u32 length;
1245 };
1246 
1247 /*
1248  * S3PT Subtables (Not part of the actual FPDT)
1249  */
1250 
1251 /* Values for Type field in S3PT header */
1252 
1253 enum acpi_s3pt_type {
1254 	ACPI_S3PT_TYPE_RESUME = 0,
1255 	ACPI_S3PT_TYPE_SUSPEND = 1,
1256 	ACPI_FPDT_BOOT_PERFORMANCE = 2
1257 };
1258 
1259 struct acpi_s3pt_resume {
1260 	struct acpi_fpdt_header header;
1261 	u32 resume_count;
1262 	u64 full_resume;
1263 	u64 average_resume;
1264 };
1265 
1266 struct acpi_s3pt_suspend {
1267 	struct acpi_fpdt_header header;
1268 	u64 suspend_start;
1269 	u64 suspend_end;
1270 };
1271 
1272 /*
1273  * FPDT Boot Performance Record (Not part of the actual FPDT)
1274  */
1275 struct acpi_fpdt_boot {
1276 	struct acpi_fpdt_header header;
1277 	u8 reserved[4];
1278 	u64 reset_end;
1279 	u64 load_start;
1280 	u64 startup_start;
1281 	u64 exit_services_entry;
1282 	u64 exit_services_exit;
1283 };
1284 
1285 /*******************************************************************************
1286  *
1287  * GTDT - Generic Timer Description Table (ACPI 5.1)
1288  *        Version 2
1289  *
1290  ******************************************************************************/
1291 
1292 struct acpi_table_gtdt {
1293 	struct acpi_table_header header;	/* Common ACPI table header */
1294 	u64 counter_block_addresss;
1295 	u32 reserved;
1296 	u32 secure_el1_interrupt;
1297 	u32 secure_el1_flags;
1298 	u32 non_secure_el1_interrupt;
1299 	u32 non_secure_el1_flags;
1300 	u32 virtual_timer_interrupt;
1301 	u32 virtual_timer_flags;
1302 	u32 non_secure_el2_interrupt;
1303 	u32 non_secure_el2_flags;
1304 	u64 counter_read_block_address;
1305 	u32 platform_timer_count;
1306 	u32 platform_timer_offset;
1307 };
1308 
1309 /* Flag Definitions: Timer Block Physical Timers and Virtual timers */
1310 
1311 #define ACPI_GTDT_INTERRUPT_MODE        (1)
1312 #define ACPI_GTDT_INTERRUPT_POLARITY    (1<<1)
1313 #define ACPI_GTDT_ALWAYS_ON             (1<<2)
1314 
1315 struct acpi_gtdt_el2 {
1316 	u32 virtual_el2_timer_gsiv;
1317 	u32 virtual_el2_timer_flags;
1318 };
1319 
1320 /* Common GTDT subtable header */
1321 
1322 struct acpi_gtdt_header {
1323 	u8 type;
1324 	u16 length;
1325 };
1326 
1327 /* Values for GTDT subtable type above */
1328 
1329 enum acpi_gtdt_type {
1330 	ACPI_GTDT_TYPE_TIMER_BLOCK = 0,
1331 	ACPI_GTDT_TYPE_WATCHDOG = 1,
1332 	ACPI_GTDT_TYPE_RESERVED = 2	/* 2 and greater are reserved */
1333 };
1334 
1335 /* GTDT Subtables, correspond to Type in struct acpi_gtdt_header */
1336 
1337 /* 0: Generic Timer Block */
1338 
1339 struct acpi_gtdt_timer_block {
1340 	struct acpi_gtdt_header header;
1341 	u8 reserved;
1342 	u64 block_address;
1343 	u32 timer_count;
1344 	u32 timer_offset;
1345 };
1346 
1347 /* Timer Sub-Structure, one per timer */
1348 
1349 struct acpi_gtdt_timer_entry {
1350 	u8 frame_number;
1351 	u8 reserved[3];
1352 	u64 base_address;
1353 	u64 el0_base_address;
1354 	u32 timer_interrupt;
1355 	u32 timer_flags;
1356 	u32 virtual_timer_interrupt;
1357 	u32 virtual_timer_flags;
1358 	u32 common_flags;
1359 };
1360 
1361 /* Flag Definitions: timer_flags and virtual_timer_flags above */
1362 
1363 #define ACPI_GTDT_GT_IRQ_MODE               (1)
1364 #define ACPI_GTDT_GT_IRQ_POLARITY           (1<<1)
1365 
1366 /* Flag Definitions: common_flags above */
1367 
1368 #define ACPI_GTDT_GT_IS_SECURE_TIMER        (1)
1369 #define ACPI_GTDT_GT_ALWAYS_ON              (1<<1)
1370 
1371 /* 1: SBSA Generic Watchdog Structure */
1372 
1373 struct acpi_gtdt_watchdog {
1374 	struct acpi_gtdt_header header;
1375 	u8 reserved;
1376 	u64 refresh_frame_address;
1377 	u64 control_frame_address;
1378 	u32 timer_interrupt;
1379 	u32 timer_flags;
1380 };
1381 
1382 /* Flag Definitions: timer_flags above */
1383 
1384 #define ACPI_GTDT_WATCHDOG_IRQ_MODE         (1)
1385 #define ACPI_GTDT_WATCHDOG_IRQ_POLARITY     (1<<1)
1386 #define ACPI_GTDT_WATCHDOG_SECURE           (1<<2)
1387 
1388 /*******************************************************************************
1389  *
1390  * HEST - Hardware Error Source Table (ACPI 4.0)
1391  *        Version 1
1392  *
1393  ******************************************************************************/
1394 
1395 struct acpi_table_hest {
1396 	struct acpi_table_header header;	/* Common ACPI table header */
1397 	u32 error_source_count;
1398 };
1399 
1400 /* HEST subtable header */
1401 
1402 struct acpi_hest_header {
1403 	u16 type;
1404 	u16 source_id;
1405 };
1406 
1407 /* Values for Type field above for subtables */
1408 
1409 enum acpi_hest_types {
1410 	ACPI_HEST_TYPE_IA32_CHECK = 0,
1411 	ACPI_HEST_TYPE_IA32_CORRECTED_CHECK = 1,
1412 	ACPI_HEST_TYPE_IA32_NMI = 2,
1413 	ACPI_HEST_TYPE_NOT_USED3 = 3,
1414 	ACPI_HEST_TYPE_NOT_USED4 = 4,
1415 	ACPI_HEST_TYPE_NOT_USED5 = 5,
1416 	ACPI_HEST_TYPE_AER_ROOT_PORT = 6,
1417 	ACPI_HEST_TYPE_AER_ENDPOINT = 7,
1418 	ACPI_HEST_TYPE_AER_BRIDGE = 8,
1419 	ACPI_HEST_TYPE_GENERIC_ERROR = 9,
1420 	ACPI_HEST_TYPE_GENERIC_ERROR_V2 = 10,
1421 	ACPI_HEST_TYPE_IA32_DEFERRED_CHECK = 11,
1422 	ACPI_HEST_TYPE_RESERVED = 12	/* 12 and greater are reserved */
1423 };
1424 
1425 /*
1426  * HEST substructures contained in subtables
1427  */
1428 
1429 /*
1430  * IA32 Error Bank(s) - Follows the struct acpi_hest_ia_machine_check and
1431  * struct acpi_hest_ia_corrected structures.
1432  */
1433 struct acpi_hest_ia_error_bank {
1434 	u8 bank_number;
1435 	u8 clear_status_on_init;
1436 	u8 status_format;
1437 	u8 reserved;
1438 	u32 control_register;
1439 	u64 control_data;
1440 	u32 status_register;
1441 	u32 address_register;
1442 	u32 misc_register;
1443 };
1444 
1445 /* Common HEST sub-structure for PCI/AER structures below (6,7,8) */
1446 
1447 struct acpi_hest_aer_common {
1448 	u16 reserved1;
1449 	u8 flags;
1450 	u8 enabled;
1451 	u32 records_to_preallocate;
1452 	u32 max_sections_per_record;
1453 	u32 bus;		/* Bus and Segment numbers */
1454 	u16 device;
1455 	u16 function;
1456 	u16 device_control;
1457 	u16 reserved2;
1458 	u32 uncorrectable_mask;
1459 	u32 uncorrectable_severity;
1460 	u32 correctable_mask;
1461 	u32 advanced_capabilities;
1462 };
1463 
1464 /* Masks for HEST Flags fields */
1465 
1466 #define ACPI_HEST_FIRMWARE_FIRST        (1)
1467 #define ACPI_HEST_GLOBAL                (1<<1)
1468 #define ACPI_HEST_GHES_ASSIST           (1<<2)
1469 
1470 /*
1471  * Macros to access the bus/segment numbers in Bus field above:
1472  *  Bus number is encoded in bits 7:0
1473  *  Segment number is encoded in bits 23:8
1474  */
1475 #define ACPI_HEST_BUS(bus)              ((bus) & 0xFF)
1476 #define ACPI_HEST_SEGMENT(bus)          (((bus) >> 8) & 0xFFFF)
1477 
1478 /* Hardware Error Notification */
1479 
1480 struct acpi_hest_notify {
1481 	u8 type;
1482 	u8 length;
1483 	u16 config_write_enable;
1484 	u32 poll_interval;
1485 	u32 vector;
1486 	u32 polling_threshold_value;
1487 	u32 polling_threshold_window;
1488 	u32 error_threshold_value;
1489 	u32 error_threshold_window;
1490 };
1491 
1492 /* Values for Notify Type field above */
1493 
1494 enum acpi_hest_notify_types {
1495 	ACPI_HEST_NOTIFY_POLLED = 0,
1496 	ACPI_HEST_NOTIFY_EXTERNAL = 1,
1497 	ACPI_HEST_NOTIFY_LOCAL = 2,
1498 	ACPI_HEST_NOTIFY_SCI = 3,
1499 	ACPI_HEST_NOTIFY_NMI = 4,
1500 	ACPI_HEST_NOTIFY_CMCI = 5,	/* ACPI 5.0 */
1501 	ACPI_HEST_NOTIFY_MCE = 6,	/* ACPI 5.0 */
1502 	ACPI_HEST_NOTIFY_GPIO = 7,	/* ACPI 6.0 */
1503 	ACPI_HEST_NOTIFY_SEA = 8,	/* ACPI 6.1 */
1504 	ACPI_HEST_NOTIFY_SEI = 9,	/* ACPI 6.1 */
1505 	ACPI_HEST_NOTIFY_GSIV = 10,	/* ACPI 6.1 */
1506 	ACPI_HEST_NOTIFY_SOFTWARE_DELEGATED = 11,	/* ACPI 6.2 */
1507 	ACPI_HEST_NOTIFY_RESERVED = 12	/* 12 and greater are reserved */
1508 };
1509 
1510 /* Values for config_write_enable bitfield above */
1511 
1512 #define ACPI_HEST_TYPE                  (1)
1513 #define ACPI_HEST_POLL_INTERVAL         (1<<1)
1514 #define ACPI_HEST_POLL_THRESHOLD_VALUE  (1<<2)
1515 #define ACPI_HEST_POLL_THRESHOLD_WINDOW (1<<3)
1516 #define ACPI_HEST_ERR_THRESHOLD_VALUE   (1<<4)
1517 #define ACPI_HEST_ERR_THRESHOLD_WINDOW  (1<<5)
1518 
1519 /*
1520  * HEST subtables
1521  */
1522 
1523 /* 0: IA32 Machine Check Exception */
1524 
1525 struct acpi_hest_ia_machine_check {
1526 	struct acpi_hest_header header;
1527 	u16 reserved1;
1528 	u8 flags;		/* See flags ACPI_HEST_GLOBAL, etc. above */
1529 	u8 enabled;
1530 	u32 records_to_preallocate;
1531 	u32 max_sections_per_record;
1532 	u64 global_capability_data;
1533 	u64 global_control_data;
1534 	u8 num_hardware_banks;
1535 	u8 reserved3[7];
1536 };
1537 
1538 /* 1: IA32 Corrected Machine Check */
1539 
1540 struct acpi_hest_ia_corrected {
1541 	struct acpi_hest_header header;
1542 	u16 reserved1;
1543 	u8 flags;		/* See flags ACPI_HEST_GLOBAL, etc. above */
1544 	u8 enabled;
1545 	u32 records_to_preallocate;
1546 	u32 max_sections_per_record;
1547 	struct acpi_hest_notify notify;
1548 	u8 num_hardware_banks;
1549 	u8 reserved2[3];
1550 };
1551 
1552 /* 2: IA32 Non-Maskable Interrupt */
1553 
1554 struct acpi_hest_ia_nmi {
1555 	struct acpi_hest_header header;
1556 	u32 reserved;
1557 	u32 records_to_preallocate;
1558 	u32 max_sections_per_record;
1559 	u32 max_raw_data_length;
1560 };
1561 
1562 /* 3,4,5: Not used */
1563 
1564 /* 6: PCI Express Root Port AER */
1565 
1566 struct acpi_hest_aer_root {
1567 	struct acpi_hest_header header;
1568 	struct acpi_hest_aer_common aer;
1569 	u32 root_error_command;
1570 };
1571 
1572 /* 7: PCI Express AER (AER Endpoint) */
1573 
1574 struct acpi_hest_aer {
1575 	struct acpi_hest_header header;
1576 	struct acpi_hest_aer_common aer;
1577 };
1578 
1579 /* 8: PCI Express/PCI-X Bridge AER */
1580 
1581 struct acpi_hest_aer_bridge {
1582 	struct acpi_hest_header header;
1583 	struct acpi_hest_aer_common aer;
1584 	u32 uncorrectable_mask2;
1585 	u32 uncorrectable_severity2;
1586 	u32 advanced_capabilities2;
1587 };
1588 
1589 /* 9: Generic Hardware Error Source */
1590 
1591 struct acpi_hest_generic {
1592 	struct acpi_hest_header header;
1593 	u16 related_source_id;
1594 	u8 reserved;
1595 	u8 enabled;
1596 	u32 records_to_preallocate;
1597 	u32 max_sections_per_record;
1598 	u32 max_raw_data_length;
1599 	struct acpi_generic_address error_status_address;
1600 	struct acpi_hest_notify notify;
1601 	u32 error_block_length;
1602 };
1603 
1604 /* 10: Generic Hardware Error Source, version 2 */
1605 
1606 struct acpi_hest_generic_v2 {
1607 	struct acpi_hest_header header;
1608 	u16 related_source_id;
1609 	u8 reserved;
1610 	u8 enabled;
1611 	u32 records_to_preallocate;
1612 	u32 max_sections_per_record;
1613 	u32 max_raw_data_length;
1614 	struct acpi_generic_address error_status_address;
1615 	struct acpi_hest_notify notify;
1616 	u32 error_block_length;
1617 	struct acpi_generic_address read_ack_register;
1618 	u64 read_ack_preserve;
1619 	u64 read_ack_write;
1620 };
1621 
1622 /* Generic Error Status block */
1623 
1624 struct acpi_hest_generic_status {
1625 	u32 block_status;
1626 	u32 raw_data_offset;
1627 	u32 raw_data_length;
1628 	u32 data_length;
1629 	u32 error_severity;
1630 };
1631 
1632 /* Values for block_status flags above */
1633 
1634 #define ACPI_HEST_UNCORRECTABLE             (1)
1635 #define ACPI_HEST_CORRECTABLE               (1<<1)
1636 #define ACPI_HEST_MULTIPLE_UNCORRECTABLE    (1<<2)
1637 #define ACPI_HEST_MULTIPLE_CORRECTABLE      (1<<3)
1638 #define ACPI_HEST_ERROR_ENTRY_COUNT         (0xFF<<4)	/* 8 bits, error count */
1639 
1640 /* Generic Error Data entry */
1641 
1642 struct acpi_hest_generic_data {
1643 	u8 section_type[16];
1644 	u32 error_severity;
1645 	u16 revision;
1646 	u8 validation_bits;
1647 	u8 flags;
1648 	u32 error_data_length;
1649 	u8 fru_id[16];
1650 	u8 fru_text[20];
1651 };
1652 
1653 /* Extension for revision 0x0300 */
1654 
1655 struct acpi_hest_generic_data_v300 {
1656 	u8 section_type[16];
1657 	u32 error_severity;
1658 	u16 revision;
1659 	u8 validation_bits;
1660 	u8 flags;
1661 	u32 error_data_length;
1662 	u8 fru_id[16];
1663 	u8 fru_text[20];
1664 	u64 time_stamp;
1665 };
1666 
1667 /* Values for error_severity above */
1668 
1669 #define ACPI_HEST_GEN_ERROR_RECOVERABLE     0
1670 #define ACPI_HEST_GEN_ERROR_FATAL           1
1671 #define ACPI_HEST_GEN_ERROR_CORRECTED       2
1672 #define ACPI_HEST_GEN_ERROR_NONE            3
1673 
1674 /* Flags for validation_bits above */
1675 
1676 #define ACPI_HEST_GEN_VALID_FRU_ID          (1)
1677 #define ACPI_HEST_GEN_VALID_FRU_STRING      (1<<1)
1678 #define ACPI_HEST_GEN_VALID_TIMESTAMP       (1<<2)
1679 
1680 /* 11: IA32 Deferred Machine Check Exception (ACPI 6.2) */
1681 
1682 struct acpi_hest_ia_deferred_check {
1683 	struct acpi_hest_header header;
1684 	u16 reserved1;
1685 	u8 flags;		/* See flags ACPI_HEST_GLOBAL, etc. above */
1686 	u8 enabled;
1687 	u32 records_to_preallocate;
1688 	u32 max_sections_per_record;
1689 	struct acpi_hest_notify notify;
1690 	u8 num_hardware_banks;
1691 	u8 reserved2[3];
1692 };
1693 
1694 /*******************************************************************************
1695  *
1696  * HMAT - Heterogeneous Memory Attributes Table (ACPI 6.2)
1697  *        Version 1
1698  *
1699  ******************************************************************************/
1700 
1701 struct acpi_table_hmat {
1702 	struct acpi_table_header header;	/* Common ACPI table header */
1703 	u32 reserved;
1704 };
1705 
1706 /* Values for HMAT structure types */
1707 
1708 enum acpi_hmat_type {
1709 	ACPI_HMAT_TYPE_PROXIMITY = 0,	/* Memory proximity domain attributes */
1710 	ACPI_HMAT_TYPE_LOCALITY = 1,	/* System locality latency and bandwidth information */
1711 	ACPI_HMAT_TYPE_CACHE = 2,	/* Memory side cache information */
1712 	ACPI_HMAT_TYPE_RESERVED = 3	/* 3 and greater are reserved */
1713 };
1714 
1715 struct acpi_hmat_structure {
1716 	u16 type;
1717 	u16 reserved;
1718 	u32 length;
1719 };
1720 
1721 /*
1722  * HMAT Structures, correspond to Type in struct acpi_hmat_structure
1723  */
1724 
1725 /* 0: Memory proximity domain attributes */
1726 
1727 struct acpi_hmat_proximity_domain {
1728 	struct acpi_hmat_structure header;
1729 	u16 flags;
1730 	u16 reserved1;
1731 	u32 processor_PD;	/* Processor proximity domain */
1732 	u32 memory_PD;		/* Memory proximity domain */
1733 	u32 reserved2;
1734 	u64 reserved3;
1735 	u64 reserved4;
1736 };
1737 
1738 /* Masks for Flags field above */
1739 
1740 #define ACPI_HMAT_PROCESSOR_PD_VALID    (1)	/* 1: processor_PD field is valid */
1741 #define ACPI_HMAT_MEMORY_PD_VALID       (1<<1)	/* 1: memory_PD field is valid */
1742 #define ACPI_HMAT_RESERVATION_HINT      (1<<2)	/* 1: Reservation hint */
1743 
1744 /* 1: System locality latency and bandwidth information */
1745 
1746 struct acpi_hmat_locality {
1747 	struct acpi_hmat_structure header;
1748 	u8 flags;
1749 	u8 data_type;
1750 	u8 min_transfer_size;
1751 	u8 reserved1;
1752 	u32 number_of_initiator_Pds;
1753 	u32 number_of_target_Pds;
1754 	u32 reserved2;
1755 	u64 entry_base_unit;
1756 };
1757 
1758 /* Masks for Flags field above */
1759 
1760 #define ACPI_HMAT_MEMORY_HIERARCHY  (0x0F)     /* Bits 0-3 */
1761 
1762 /* Values for Memory Hierarchy flags */
1763 
1764 #define ACPI_HMAT_MEMORY            0
1765 #define ACPI_HMAT_LAST_LEVEL_CACHE  1
1766 #define ACPI_HMAT_1ST_LEVEL_CACHE   2
1767 #define ACPI_HMAT_2ND_LEVEL_CACHE   3
1768 #define ACPI_HMAT_3RD_LEVEL_CACHE   4
1769 #define ACPI_HMAT_MINIMUM_XFER_SIZE 0x10       /* Bit 4: ACPI 6.4 */
1770 #define ACPI_HMAT_NON_SEQUENTIAL_XFERS 0x20    /* Bit 5: ACPI 6.4 */
1771 
1772 
1773 /* Values for data_type field above */
1774 
1775 #define ACPI_HMAT_ACCESS_LATENCY    0
1776 #define ACPI_HMAT_READ_LATENCY      1
1777 #define ACPI_HMAT_WRITE_LATENCY     2
1778 #define ACPI_HMAT_ACCESS_BANDWIDTH  3
1779 #define ACPI_HMAT_READ_BANDWIDTH    4
1780 #define ACPI_HMAT_WRITE_BANDWIDTH   5
1781 
1782 /* 2: Memory side cache information */
1783 
1784 struct acpi_hmat_cache {
1785 	struct acpi_hmat_structure header;
1786 	u32 memory_PD;
1787 	u32 reserved1;
1788 	u64 cache_size;
1789 	u32 cache_attributes;
1790 	u16 reserved2;
1791 	u16 number_of_SMBIOShandles;
1792 };
1793 
1794 /* Masks for cache_attributes field above */
1795 
1796 #define ACPI_HMAT_TOTAL_CACHE_LEVEL     (0x0000000F)
1797 #define ACPI_HMAT_CACHE_LEVEL           (0x000000F0)
1798 #define ACPI_HMAT_CACHE_ASSOCIATIVITY   (0x00000F00)
1799 #define ACPI_HMAT_WRITE_POLICY          (0x0000F000)
1800 #define ACPI_HMAT_CACHE_LINE_SIZE       (0xFFFF0000)
1801 
1802 /* Values for cache associativity flag */
1803 
1804 #define ACPI_HMAT_CA_NONE                     (0)
1805 #define ACPI_HMAT_CA_DIRECT_MAPPED            (1)
1806 #define ACPI_HMAT_CA_COMPLEX_CACHE_INDEXING   (2)
1807 
1808 /* Values for write policy flag */
1809 
1810 #define ACPI_HMAT_CP_NONE   (0)
1811 #define ACPI_HMAT_CP_WB     (1)
1812 #define ACPI_HMAT_CP_WT     (2)
1813 
1814 /*******************************************************************************
1815  *
1816  * HPET - High Precision Event Timer table
1817  *        Version 1
1818  *
1819  * Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
1820  * Version 1.0a, October 2004
1821  *
1822  ******************************************************************************/
1823 
1824 struct acpi_table_hpet {
1825 	struct acpi_table_header header;	/* Common ACPI table header */
1826 	u32 id;			/* Hardware ID of event timer block */
1827 	struct acpi_generic_address address;	/* Address of event timer block */
1828 	u8 sequence;		/* HPET sequence number */
1829 	u16 minimum_tick;	/* Main counter min tick, periodic mode */
1830 	u8 flags;
1831 };
1832 
1833 /* Masks for Flags field above */
1834 
1835 #define ACPI_HPET_PAGE_PROTECT_MASK (3)
1836 
1837 /* Values for Page Protect flags */
1838 
1839 enum acpi_hpet_page_protect {
1840 	ACPI_HPET_NO_PAGE_PROTECT = 0,
1841 	ACPI_HPET_PAGE_PROTECT4 = 1,
1842 	ACPI_HPET_PAGE_PROTECT64 = 2
1843 };
1844 
1845 /*******************************************************************************
1846  *
1847  * IBFT - Boot Firmware Table
1848  *        Version 1
1849  *
1850  * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
1851  * Specification", Version 1.01, March 1, 2007
1852  *
1853  * Note: It appears that this table is not intended to appear in the RSDT/XSDT.
1854  * Therefore, it is not currently supported by the disassembler.
1855  *
1856  ******************************************************************************/
1857 
1858 struct acpi_table_ibft {
1859 	struct acpi_table_header header;	/* Common ACPI table header */
1860 	u8 reserved[12];
1861 };
1862 
1863 /* IBFT common subtable header */
1864 
1865 struct acpi_ibft_header {
1866 	u8 type;
1867 	u8 version;
1868 	u16 length;
1869 	u8 index;
1870 	u8 flags;
1871 };
1872 
1873 /* Values for Type field above */
1874 
1875 enum acpi_ibft_type {
1876 	ACPI_IBFT_TYPE_NOT_USED = 0,
1877 	ACPI_IBFT_TYPE_CONTROL = 1,
1878 	ACPI_IBFT_TYPE_INITIATOR = 2,
1879 	ACPI_IBFT_TYPE_NIC = 3,
1880 	ACPI_IBFT_TYPE_TARGET = 4,
1881 	ACPI_IBFT_TYPE_EXTENSIONS = 5,
1882 	ACPI_IBFT_TYPE_RESERVED = 6	/* 6 and greater are reserved */
1883 };
1884 
1885 /* IBFT subtables */
1886 
1887 struct acpi_ibft_control {
1888 	struct acpi_ibft_header header;
1889 	u16 extensions;
1890 	u16 initiator_offset;
1891 	u16 nic0_offset;
1892 	u16 target0_offset;
1893 	u16 nic1_offset;
1894 	u16 target1_offset;
1895 };
1896 
1897 struct acpi_ibft_initiator {
1898 	struct acpi_ibft_header header;
1899 	u8 sns_server[16];
1900 	u8 slp_server[16];
1901 	u8 primary_server[16];
1902 	u8 secondary_server[16];
1903 	u16 name_length;
1904 	u16 name_offset;
1905 };
1906 
1907 struct acpi_ibft_nic {
1908 	struct acpi_ibft_header header;
1909 	u8 ip_address[16];
1910 	u8 subnet_mask_prefix;
1911 	u8 origin;
1912 	u8 gateway[16];
1913 	u8 primary_dns[16];
1914 	u8 secondary_dns[16];
1915 	u8 dhcp[16];
1916 	u16 vlan;
1917 	u8 mac_address[6];
1918 	u16 pci_address;
1919 	u16 name_length;
1920 	u16 name_offset;
1921 };
1922 
1923 struct acpi_ibft_target {
1924 	struct acpi_ibft_header header;
1925 	u8 target_ip_address[16];
1926 	u16 target_ip_socket;
1927 	u8 target_boot_lun[8];
1928 	u8 chap_type;
1929 	u8 nic_association;
1930 	u16 target_name_length;
1931 	u16 target_name_offset;
1932 	u16 chap_name_length;
1933 	u16 chap_name_offset;
1934 	u16 chap_secret_length;
1935 	u16 chap_secret_offset;
1936 	u16 reverse_chap_name_length;
1937 	u16 reverse_chap_name_offset;
1938 	u16 reverse_chap_secret_length;
1939 	u16 reverse_chap_secret_offset;
1940 };
1941 
1942 /* Reset to default packing */
1943 
1944 #pragma pack()
1945 
1946 #endif				/* __ACTBL1_H__ */
1947