Merge branch 'docs-next' of git://git.lwn.net/linux-2.6
[linux-2.6/next.git] / include / acpi / actbl1.h
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1 /******************************************************************************
3 * Name: actbl1.h - Additional ACPI table definitions
5 *****************************************************************************/
7 /*
8 * Copyright (C) 2000 - 2008, Intel Corp.
9 * All rights reserved.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
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15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
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20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
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23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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41 * POSSIBILITY OF SUCH DAMAGES.
44 #ifndef __ACTBL1_H__
45 #define __ACTBL1_H__
47 /*******************************************************************************
49 * Additional ACPI Tables (1)
51 * These tables are not consumed directly by the ACPICA subsystem, but are
52 * included here to support device drivers and the AML disassembler.
54 * The tables in this file are fully defined within the ACPI specification.
56 ******************************************************************************/
59 * Values for description table header signatures for tables defined in this
60 * file. Useful because they make it more difficult to inadvertently type in
61 * the wrong signature.
63 #define ACPI_SIG_BERT "BERT" /* Boot Error Record Table */
64 #define ACPI_SIG_CPEP "CPEP" /* Corrected Platform Error Polling table */
65 #define ACPI_SIG_ECDT "ECDT" /* Embedded Controller Boot Resources Table */
66 #define ACPI_SIG_EINJ "EINJ" /* Error Injection table */
67 #define ACPI_SIG_ERST "ERST" /* Error Record Serialization Table */
68 #define ACPI_SIG_HEST "HEST" /* Hardware Error Source Table */
69 #define ACPI_SIG_MADT "APIC" /* Multiple APIC Description Table */
70 #define ACPI_SIG_MSCT "MSCT" /* Maximum System Characteristics Table */
71 #define ACPI_SIG_SBST "SBST" /* Smart Battery Specification Table */
72 #define ACPI_SIG_SLIT "SLIT" /* System Locality Distance Information Table */
73 #define ACPI_SIG_SRAT "SRAT" /* System Resource Affinity Table */
76 * All tables must be byte-packed to match the ACPI specification, since
77 * the tables are provided by the system BIOS.
79 #pragma pack(1)
82 * Note about bitfields: The u8 type is used for bitfields in ACPI tables.
83 * This is the only type that is even remotely portable. Anything else is not
84 * portable, so do not use any other bitfield types.
87 /*******************************************************************************
89 * Common subtable headers
91 ******************************************************************************/
93 /* Generic subtable header (used in MADT, SRAT, etc.) */
95 struct acpi_subtable_header {
96 u8 type;
97 u8 length;
100 /* Subtable header for WHEA tables (EINJ, ERST, WDAT) */
102 struct acpi_whea_header {
103 u8 action;
104 u8 instruction;
105 u8 flags;
106 u8 reserved;
107 struct acpi_generic_address register_region;
108 u64 value; /* Value used with Read/Write register */
109 u64 mask; /* Bitmask required for this register instruction */
112 /*******************************************************************************
114 * BERT - Boot Error Record Table (ACPI 4.0)
115 * Version 1
117 ******************************************************************************/
119 struct acpi_table_bert {
120 struct acpi_table_header header; /* Common ACPI table header */
121 u32 region_length; /* Length of the boot error region */
122 u64 address; /* Physical addresss of the error region */
125 /* Boot Error Region (not a subtable, pointed to by Address field above) */
127 struct acpi_bert_region {
128 u32 block_status; /* Type of error information */
129 u32 raw_data_offset; /* Offset to raw error data */
130 u32 raw_data_length; /* Length of raw error data */
131 u32 data_length; /* Length of generic error data */
132 u32 error_severity; /* Severity code */
135 /* Values for block_status flags above */
137 #define ACPI_BERT_UNCORRECTABLE (1)
138 #define ACPI_BERT_CORRECTABLE (1<<1)
139 #define ACPI_BERT_MULTIPLE_UNCORRECTABLE (1<<2)
140 #define ACPI_BERT_MULTIPLE_CORRECTABLE (1<<3)
141 #define ACPI_BERT_ERROR_ENTRY_COUNT (0xFF<<4) /* 8 bits, error count */
143 /* Values for error_severity above */
145 enum acpi_bert_error_severity {
146 ACPI_BERT_ERROR_CORRECTABLE = 0,
147 ACPI_BERT_ERROR_FATAL = 1,
148 ACPI_BERT_ERROR_CORRECTED = 2,
149 ACPI_BERT_ERROR_NONE = 3,
150 ACPI_BERT_ERROR_RESERVED = 4 /* 4 and greater are reserved */
154 * Note: The generic error data that follows the error_severity field above
155 * uses the struct acpi_hest_generic_data defined under the HEST table below
158 /*******************************************************************************
160 * CPEP - Corrected Platform Error Polling table (ACPI 4.0)
161 * Version 1
163 ******************************************************************************/
165 struct acpi_table_cpep {
166 struct acpi_table_header header; /* Common ACPI table header */
167 u64 reserved;
170 /* Subtable */
172 struct acpi_cpep_polling {
173 struct acpi_subtable_header header;
174 u8 id; /* Processor ID */
175 u8 eid; /* Processor EID */
176 u32 interval; /* Polling interval (msec) */
179 /*******************************************************************************
181 * ECDT - Embedded Controller Boot Resources Table
182 * Version 1
184 ******************************************************************************/
186 struct acpi_table_ecdt {
187 struct acpi_table_header header; /* Common ACPI table header */
188 struct acpi_generic_address control; /* Address of EC command/status register */
189 struct acpi_generic_address data; /* Address of EC data register */
190 u32 uid; /* Unique ID - must be same as the EC _UID method */
191 u8 gpe; /* The GPE for the EC */
192 u8 id[1]; /* Full namepath of the EC in the ACPI namespace */
195 /*******************************************************************************
197 * EINJ - Error Injection Table (ACPI 4.0)
198 * Version 1
200 ******************************************************************************/
202 struct acpi_table_einj {
203 struct acpi_table_header header; /* Common ACPI table header */
204 u32 header_length;
205 u8 flags;
206 u8 reserved[3];
207 u32 entries;
210 /* EINJ Injection Instruction Entries (actions) */
212 struct acpi_einj_entry {
213 struct acpi_whea_header whea_header; /* Common header for WHEA tables */
216 /* Masks for Flags field above */
218 #define ACPI_EINJ_PRESERVE (1)
220 /* Values for Action field above */
222 enum acpi_einj_actions {
223 ACPI_EINJ_BEGIN_OPERATION = 0,
224 ACPI_EINJ_GET_TRIGGER_TABLE = 1,
225 ACPI_EINJ_SET_ERROR_TYPE = 2,
226 ACPI_EINJ_GET_ERROR_TYPE = 3,
227 ACPI_EINJ_END_OPERATION = 4,
228 ACPI_EINJ_EXECUTE_OPERATION = 5,
229 ACPI_EINJ_CHECK_BUSY_STATUS = 6,
230 ACPI_EINJ_GET_COMMAND_STATUS = 7,
231 ACPI_EINJ_ACTION_RESERVED = 8, /* 8 and greater are reserved */
232 ACPI_EINJ_TRIGGER_ERROR = 0xFF /* Except for this value */
235 /* Values for Instruction field above */
237 enum acpi_einj_instructions {
238 ACPI_EINJ_READ_REGISTER = 0,
239 ACPI_EINJ_READ_REGISTER_VALUE = 1,
240 ACPI_EINJ_WRITE_REGISTER = 2,
241 ACPI_EINJ_WRITE_REGISTER_VALUE = 3,
242 ACPI_EINJ_NOOP = 4,
243 ACPI_EINJ_INSTRUCTION_RESERVED = 5 /* 5 and greater are reserved */
246 /* EINJ Trigger Error Action Table */
248 struct acpi_einj_trigger {
249 u32 header_size;
250 u32 revision;
251 u32 table_size;
252 u32 entry_count;
255 /* Command status return values */
257 enum acpi_einj_command_status {
258 ACPI_EINJ_SUCCESS = 0,
259 ACPI_EINJ_FAILURE = 1,
260 ACPI_EINJ_INVALID_ACCESS = 2,
261 ACPI_EINJ_STATUS_RESERVED = 3 /* 3 and greater are reserved */
264 /* Error types returned from ACPI_EINJ_GET_ERROR_TYPE (bitfield) */
266 #define ACPI_EINJ_PROCESSOR_CORRECTABLE (1)
267 #define ACPI_EINJ_PROCESSOR_UNCORRECTABLE (1<<1)
268 #define ACPI_EINJ_PROCESSOR_FATAL (1<<2)
269 #define ACPI_EINJ_MEMORY_CORRECTABLE (1<<3)
270 #define ACPI_EINJ_MEMORY_UNCORRECTABLE (1<<4)
271 #define ACPI_EINJ_MEMORY_FATAL (1<<5)
272 #define ACPI_EINJ_PCIX_CORRECTABLE (1<<6)
273 #define ACPI_EINJ_PCIX_UNCORRECTABLE (1<<7)
274 #define ACPI_EINJ_PCIX_FATAL (1<<8)
275 #define ACPI_EINJ_PLATFORM_CORRECTABLE (1<<9)
276 #define ACPI_EINJ_PLATFORM_UNCORRECTABLE (1<<10)
277 #define ACPI_EINJ_PLATFORM_FATAL (1<<11)
279 /*******************************************************************************
281 * ERST - Error Record Serialization Table (ACPI 4.0)
282 * Version 1
284 ******************************************************************************/
286 struct acpi_table_erst {
287 struct acpi_table_header header; /* Common ACPI table header */
288 u32 header_length;
289 u32 reserved;
290 u32 entries;
293 /* ERST Serialization Entries (actions) */
295 struct acpi_erst_entry {
296 struct acpi_whea_header whea_header; /* Common header for WHEA tables */
299 /* Masks for Flags field above */
301 #define ACPI_ERST_PRESERVE (1)
303 /* Values for Action field above */
305 enum acpi_erst_actions {
306 ACPI_ERST_BEGIN_WRITE = 0,
307 ACPI_ERST_BEGIN_READ = 1,
308 ACPI_ERST_BEGIN_CLEAR = 2,
309 ACPI_ERST_END = 3,
310 ACPI_ERST_SET_RECORD_OFFSET = 4,
311 ACPI_ERST_EXECUTE_OPERATION = 5,
312 ACPI_ERST_CHECK_BUSY_STATUS = 6,
313 ACPI_ERST_GET_COMMAND_STATUS = 7,
314 ACPI_ERST_GET_RECORD_ID = 8,
315 ACPI_ERST_SET_RECORD_ID = 9,
316 ACPI_ERST_GET_RECORD_COUNT = 10,
317 ACPI_ERST_BEGIN_DUMMY_WRIITE = 11,
318 ACPI_ERST_NOT_USED = 12,
319 ACPI_ERST_GET_ERROR_RANGE = 13,
320 ACPI_ERST_GET_ERROR_LENGTH = 14,
321 ACPI_ERST_GET_ERROR_ATTRIBUTES = 15,
322 ACPI_ERST_ACTION_RESERVED = 16 /* 16 and greater are reserved */
325 /* Values for Instruction field above */
327 enum acpi_erst_instructions {
328 ACPI_ERST_READ_REGISTER = 0,
329 ACPI_ERST_READ_REGISTER_VALUE = 1,
330 ACPI_ERST_WRITE_REGISTER = 2,
331 ACPI_ERST_WRITE_REGISTER_VALUE = 3,
332 ACPI_ERST_NOOP = 4,
333 ACPI_ERST_LOAD_VAR1 = 5,
334 ACPI_ERST_LOAD_VAR2 = 6,
335 ACPI_ERST_STORE_VAR1 = 7,
336 ACPI_ERST_ADD = 8,
337 ACPI_ERST_SUBTRACT = 9,
338 ACPI_ERST_ADD_VALUE = 10,
339 ACPI_ERST_SUBTRACT_VALUE = 11,
340 ACPI_ERST_STALL = 12,
341 ACPI_ERST_STALL_WHILE_TRUE = 13,
342 ACPI_ERST_SKIP_NEXT_IF_TRUE = 14,
343 ACPI_ERST_GOTO = 15,
344 ACPI_ERST_SET_SRC_ADDRESS_BASE = 16,
345 ACPI_ERST_SET_DST_ADDRESS_BASE = 17,
346 ACPI_ERST_MOVE_DATA = 18,
347 ACPI_ERST_INSTRUCTION_RESERVED = 19 /* 19 and greater are reserved */
350 /* Command status return values */
352 enum acpi_erst_command_status {
353 ACPI_ERST_SUCESS = 0,
354 ACPI_ERST_NO_SPACE = 1,
355 ACPI_ERST_NOT_AVAILABLE = 2,
356 ACPI_ERST_FAILURE = 3,
357 ACPI_ERST_RECORD_EMPTY = 4,
358 ACPI_ERST_NOT_FOUND = 5,
359 ACPI_ERST_STATUS_RESERVED = 6 /* 6 and greater are reserved */
362 /* Error Record Serialization Information */
364 struct acpi_erst_info {
365 u16 signature; /* Should be "ER" */
366 u8 data[48];
369 /*******************************************************************************
371 * HEST - Hardware Error Source Table (ACPI 4.0)
372 * Version 1
374 ******************************************************************************/
376 struct acpi_table_hest {
377 struct acpi_table_header header; /* Common ACPI table header */
378 u32 error_source_count;
381 /* HEST subtable header */
383 struct acpi_hest_header {
384 u16 type;
385 u16 source_id;
388 /* Values for Type field above for subtables */
390 enum acpi_hest_types {
391 ACPI_HEST_TYPE_IA32_CHECK = 0,
392 ACPI_HEST_TYPE_IA32_CORRECTED_CHECK = 1,
393 ACPI_HEST_TYPE_IA32_NMI = 2,
394 ACPI_HEST_TYPE_NOT_USED3 = 3,
395 ACPI_HEST_TYPE_NOT_USED4 = 4,
396 ACPI_HEST_TYPE_NOT_USED5 = 5,
397 ACPI_HEST_TYPE_AER_ROOT_PORT = 6,
398 ACPI_HEST_TYPE_AER_ENDPOINT = 7,
399 ACPI_HEST_TYPE_AER_BRIDGE = 8,
400 ACPI_HEST_TYPE_GENERIC_ERROR = 9,
401 ACPI_HEST_TYPE_RESERVED = 10 /* 10 and greater are reserved */
405 * HEST substructures contained in subtables
409 * IA32 Error Bank(s) - Follows the struct acpi_hest_ia_machine_check and
410 * struct acpi_hest_ia_corrected structures.
412 struct acpi_hest_ia_error_bank {
413 u8 bank_number;
414 u8 clear_status_on_init;
415 u8 status_format;
416 u8 reserved;
417 u32 control_register;
418 u64 control_data;
419 u32 status_register;
420 u32 address_register;
421 u32 misc_register;
424 /* Common HEST sub-structure for PCI/AER structures below (6,7,8) */
426 struct acpi_hest_aer_common {
427 u16 reserved1;
428 u8 flags;
429 u8 enabled;
430 u32 records_to_preallocate;
431 u32 max_sections_per_record;
432 u32 bus;
433 u16 device;
434 u16 function;
435 u16 device_control;
436 u16 reserved2;
437 u32 uncorrectable_mask;
438 u32 uncorrectable_severity;
439 u32 correctable_mask;
440 u32 advanced_capabilities;
443 /* Masks for HEST Flags fields */
445 #define ACPI_HEST_FIRMWARE_FIRST (1)
446 #define ACPI_HEST_GLOBAL (1<<1)
448 /* Hardware Error Notification */
450 struct acpi_hest_notify {
451 u8 type;
452 u8 length;
453 u16 config_write_enable;
454 u32 poll_interval;
455 u32 vector;
456 u32 polling_threshold_value;
457 u32 polling_threshold_window;
458 u32 error_threshold_value;
459 u32 error_threshold_window;
462 /* Values for Notify Type field above */
464 enum acpi_hest_notify_types {
465 ACPI_HEST_NOTIFY_POLLED = 0,
466 ACPI_HEST_NOTIFY_EXTERNAL = 1,
467 ACPI_HEST_NOTIFY_LOCAL = 2,
468 ACPI_HEST_NOTIFY_SCI = 3,
469 ACPI_HEST_NOTIFY_NMI = 4,
470 ACPI_HEST_NOTIFY_RESERVED = 5 /* 5 and greater are reserved */
473 /* Values for config_write_enable bitfield above */
475 #define ACPI_HEST_TYPE (1)
476 #define ACPI_HEST_POLL_INTERVAL (1<<1)
477 #define ACPI_HEST_POLL_THRESHOLD_VALUE (1<<2)
478 #define ACPI_HEST_POLL_THRESHOLD_WINDOW (1<<3)
479 #define ACPI_HEST_ERR_THRESHOLD_VALUE (1<<4)
480 #define ACPI_HEST_ERR_THRESHOLD_WINDOW (1<<5)
483 * HEST subtables
486 /* 0: IA32 Machine Check Exception */
488 struct acpi_hest_ia_machine_check {
489 struct acpi_hest_header header;
490 u16 reserved1;
491 u8 flags;
492 u8 enabled;
493 u32 records_to_preallocate;
494 u32 max_sections_per_record;
495 u64 global_capability_data;
496 u64 global_control_data;
497 u8 num_hardware_banks;
498 u8 reserved3[7];
501 /* 1: IA32 Corrected Machine Check */
503 struct acpi_hest_ia_corrected {
504 struct acpi_hest_header header;
505 u16 reserved1;
506 u8 flags;
507 u8 enabled;
508 u32 records_to_preallocate;
509 u32 max_sections_per_record;
510 struct acpi_hest_notify notify;
511 u8 num_hardware_banks;
512 u8 reserved2[3];
515 /* 2: IA32 Non-Maskable Interrupt */
517 struct acpi_hest_ia_nmi {
518 struct acpi_hest_header header;
519 u32 reserved;
520 u32 records_to_preallocate;
521 u32 max_sections_per_record;
522 u32 max_raw_data_length;
525 /* 3,4,5: Not used */
527 /* 6: PCI Express Root Port AER */
529 struct acpi_hest_aer_root {
530 struct acpi_hest_header header;
531 struct acpi_hest_aer_common aer;
532 u32 root_error_command;
535 /* 7: PCI Express AER (AER Endpoint) */
537 struct acpi_hest_aer {
538 struct acpi_hest_header header;
539 struct acpi_hest_aer_common aer;
542 /* 8: PCI Express/PCI-X Bridge AER */
544 struct acpi_hest_aer_bridge {
545 struct acpi_hest_header header;
546 struct acpi_hest_aer_common aer;
547 u32 uncorrectable_mask2;
548 u32 uncorrectable_severity2;
549 u32 advanced_capabilities2;
552 /* 9: Generic Hardware Error Source */
554 struct acpi_hest_generic {
555 struct acpi_hest_header header;
556 u16 related_source_id;
557 u8 reserved;
558 u8 enabled;
559 u32 records_to_preallocate;
560 u32 max_sections_per_record;
561 u32 max_raw_data_length;
562 struct acpi_generic_address error_status_address;
563 struct acpi_hest_notify notify;
564 u32 error_block_length;
567 /* Generic Error Status block */
569 struct acpi_hest_generic_status {
570 u32 block_status;
571 u32 raw_data_offset;
572 u32 raw_data_length;
573 u32 data_length;
574 u32 error_severity;
577 /* Values for block_status flags above */
579 #define ACPI_HEST_UNCORRECTABLE (1)
580 #define ACPI_HEST_CORRECTABLE (1<<1)
581 #define ACPI_HEST_MULTIPLE_UNCORRECTABLE (1<<2)
582 #define ACPI_HEST_MULTIPLE_CORRECTABLE (1<<3)
583 #define ACPI_HEST_ERROR_ENTRY_COUNT (0xFF<<4) /* 8 bits, error count */
585 /* Generic Error Data entry */
587 struct acpi_hest_generic_data {
588 u8 section_type[16];
589 u32 error_severity;
590 u16 revision;
591 u8 validation_bits;
592 u8 flags;
593 u32 error_data_length;
594 u8 fru_id[16];
595 u8 fru_text[20];
598 /*******************************************************************************
600 * MADT - Multiple APIC Description Table
601 * Version 3
603 ******************************************************************************/
605 struct acpi_table_madt {
606 struct acpi_table_header header; /* Common ACPI table header */
607 u32 address; /* Physical address of local APIC */
608 u32 flags;
611 /* Masks for Flags field above */
613 #define ACPI_MADT_PCAT_COMPAT (1) /* 00: System also has dual 8259s */
615 /* Values for PCATCompat flag */
617 #define ACPI_MADT_DUAL_PIC 0
618 #define ACPI_MADT_MULTIPLE_APIC 1
620 /* Values for MADT subtable type in struct acpi_subtable_header */
622 enum acpi_madt_type {
623 ACPI_MADT_TYPE_LOCAL_APIC = 0,
624 ACPI_MADT_TYPE_IO_APIC = 1,
625 ACPI_MADT_TYPE_INTERRUPT_OVERRIDE = 2,
626 ACPI_MADT_TYPE_NMI_SOURCE = 3,
627 ACPI_MADT_TYPE_LOCAL_APIC_NMI = 4,
628 ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE = 5,
629 ACPI_MADT_TYPE_IO_SAPIC = 6,
630 ACPI_MADT_TYPE_LOCAL_SAPIC = 7,
631 ACPI_MADT_TYPE_INTERRUPT_SOURCE = 8,
632 ACPI_MADT_TYPE_LOCAL_X2APIC = 9,
633 ACPI_MADT_TYPE_LOCAL_X2APIC_NMI = 10,
634 ACPI_MADT_TYPE_RESERVED = 11 /* 11 and greater are reserved */
638 * MADT Sub-tables, correspond to Type in struct acpi_subtable_header
641 /* 0: Processor Local APIC */
643 struct acpi_madt_local_apic {
644 struct acpi_subtable_header header;
645 u8 processor_id; /* ACPI processor id */
646 u8 id; /* Processor's local APIC id */
647 u32 lapic_flags;
650 /* 1: IO APIC */
652 struct acpi_madt_io_apic {
653 struct acpi_subtable_header header;
654 u8 id; /* I/O APIC ID */
655 u8 reserved; /* Reserved - must be zero */
656 u32 address; /* APIC physical address */
657 u32 global_irq_base; /* Global system interrupt where INTI lines start */
660 /* 2: Interrupt Override */
662 struct acpi_madt_interrupt_override {
663 struct acpi_subtable_header header;
664 u8 bus; /* 0 - ISA */
665 u8 source_irq; /* Interrupt source (IRQ) */
666 u32 global_irq; /* Global system interrupt */
667 u16 inti_flags;
670 /* 3: NMI Source */
672 struct acpi_madt_nmi_source {
673 struct acpi_subtable_header header;
674 u16 inti_flags;
675 u32 global_irq; /* Global system interrupt */
678 /* 4: Local APIC NMI */
680 struct acpi_madt_local_apic_nmi {
681 struct acpi_subtable_header header;
682 u8 processor_id; /* ACPI processor id */
683 u16 inti_flags;
684 u8 lint; /* LINTn to which NMI is connected */
687 /* 5: Address Override */
689 struct acpi_madt_local_apic_override {
690 struct acpi_subtable_header header;
691 u16 reserved; /* Reserved, must be zero */
692 u64 address; /* APIC physical address */
695 /* 6: I/O Sapic */
697 struct acpi_madt_io_sapic {
698 struct acpi_subtable_header header;
699 u8 id; /* I/O SAPIC ID */
700 u8 reserved; /* Reserved, must be zero */
701 u32 global_irq_base; /* Global interrupt for SAPIC start */
702 u64 address; /* SAPIC physical address */
705 /* 7: Local Sapic */
707 struct acpi_madt_local_sapic {
708 struct acpi_subtable_header header;
709 u8 processor_id; /* ACPI processor id */
710 u8 id; /* SAPIC ID */
711 u8 eid; /* SAPIC EID */
712 u8 reserved[3]; /* Reserved, must be zero */
713 u32 lapic_flags;
714 u32 uid; /* Numeric UID - ACPI 3.0 */
715 char uid_string[1]; /* String UID - ACPI 3.0 */
718 /* 8: Platform Interrupt Source */
720 struct acpi_madt_interrupt_source {
721 struct acpi_subtable_header header;
722 u16 inti_flags;
723 u8 type; /* 1=PMI, 2=INIT, 3=corrected */
724 u8 id; /* Processor ID */
725 u8 eid; /* Processor EID */
726 u8 io_sapic_vector; /* Vector value for PMI interrupts */
727 u32 global_irq; /* Global system interrupt */
728 u32 flags; /* Interrupt Source Flags */
731 /* Masks for Flags field above */
733 #define ACPI_MADT_CPEI_OVERRIDE (1)
735 /* 9: Processor Local X2APIC (ACPI 4.0) */
737 struct acpi_madt_local_x2apic {
738 struct acpi_subtable_header header;
739 u16 reserved; /* Reserved - must be zero */
740 u32 local_apic_id; /* Processor x2APIC ID */
741 u32 lapic_flags;
742 u32 uid; /* ACPI processor UID */
745 /* 10: Local X2APIC NMI (ACPI 4.0) */
747 struct acpi_madt_local_x2apic_nmi {
748 struct acpi_subtable_header header;
749 u16 inti_flags;
750 u32 uid; /* ACPI processor UID */
751 u8 lint; /* LINTn to which NMI is connected */
752 u8 reserved[3];
756 * Common flags fields for MADT subtables
759 /* MADT Local APIC flags (lapic_flags) */
761 #define ACPI_MADT_ENABLED (1) /* 00: Processor is usable if set */
763 /* MADT MPS INTI flags (inti_flags) */
765 #define ACPI_MADT_POLARITY_MASK (3) /* 00-01: Polarity of APIC I/O input signals */
766 #define ACPI_MADT_TRIGGER_MASK (3<<2) /* 02-03: Trigger mode of APIC input signals */
768 /* Values for MPS INTI flags */
770 #define ACPI_MADT_POLARITY_CONFORMS 0
771 #define ACPI_MADT_POLARITY_ACTIVE_HIGH 1
772 #define ACPI_MADT_POLARITY_RESERVED 2
773 #define ACPI_MADT_POLARITY_ACTIVE_LOW 3
775 #define ACPI_MADT_TRIGGER_CONFORMS (0)
776 #define ACPI_MADT_TRIGGER_EDGE (1<<2)
777 #define ACPI_MADT_TRIGGER_RESERVED (2<<2)
778 #define ACPI_MADT_TRIGGER_LEVEL (3<<2)
780 /*******************************************************************************
782 * MSCT - Maximum System Characteristics Table (ACPI 4.0)
783 * Version 1
785 ******************************************************************************/
787 struct acpi_table_msct {
788 struct acpi_table_header header; /* Common ACPI table header */
789 u32 proximity_offset; /* Location of proximity info struct(s) */
790 u32 max_proximity_domains; /* Max number of proximity domains */
791 u32 max_clock_domains; /* Max number of clock domains */
792 u64 max_address; /* Max physical address in system */
795 /* Subtable - Maximum Proximity Domain Information. Version 1 */
797 struct acpi_msct_proximity {
798 u8 revision;
799 u8 length;
800 u32 range_start; /* Start of domain range */
801 u32 range_end; /* End of domain range */
802 u32 processor_capacity;
803 u64 memory_capacity; /* In bytes */
806 /*******************************************************************************
808 * SBST - Smart Battery Specification Table
809 * Version 1
811 ******************************************************************************/
813 struct acpi_table_sbst {
814 struct acpi_table_header header; /* Common ACPI table header */
815 u32 warning_level;
816 u32 low_level;
817 u32 critical_level;
820 /*******************************************************************************
822 * SLIT - System Locality Distance Information Table
823 * Version 1
825 ******************************************************************************/
827 struct acpi_table_slit {
828 struct acpi_table_header header; /* Common ACPI table header */
829 u64 locality_count;
830 u8 entry[1]; /* Real size = localities^2 */
833 /*******************************************************************************
835 * SRAT - System Resource Affinity Table
836 * Version 3
838 ******************************************************************************/
840 struct acpi_table_srat {
841 struct acpi_table_header header; /* Common ACPI table header */
842 u32 table_revision; /* Must be value '1' */
843 u64 reserved; /* Reserved, must be zero */
846 /* Values for subtable type in struct acpi_subtable_header */
848 enum acpi_srat_type {
849 ACPI_SRAT_TYPE_CPU_AFFINITY = 0,
850 ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1,
851 ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY = 2,
852 ACPI_SRAT_TYPE_RESERVED = 3 /* 3 and greater are reserved */
856 * SRAT Sub-tables, correspond to Type in struct acpi_subtable_header
859 /* 0: Processor Local APIC/SAPIC Affinity */
861 struct acpi_srat_cpu_affinity {
862 struct acpi_subtable_header header;
863 u8 proximity_domain_lo;
864 u8 apic_id;
865 u32 flags;
866 u8 local_sapic_eid;
867 u8 proximity_domain_hi[3];
868 u32 reserved; /* Reserved, must be zero */
871 /* Flags */
873 #define ACPI_SRAT_CPU_USE_AFFINITY (1) /* 00: Use affinity structure */
875 /* 1: Memory Affinity */
877 struct acpi_srat_mem_affinity {
878 struct acpi_subtable_header header;
879 u32 proximity_domain;
880 u16 reserved; /* Reserved, must be zero */
881 u64 base_address;
882 u64 length;
883 u32 reserved1;
884 u32 flags;
885 u64 reserved2; /* Reserved, must be zero */
888 /* Flags */
890 #define ACPI_SRAT_MEM_ENABLED (1) /* 00: Use affinity structure */
891 #define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1) /* 01: Memory region is hot pluggable */
892 #define ACPI_SRAT_MEM_NON_VOLATILE (1<<2) /* 02: Memory region is non-volatile */
894 /* 2: Processor Local X2_APIC Affinity (ACPI 4.0) */
896 struct acpi_srat_x2apic_cpu_affinity {
897 struct acpi_subtable_header header;
898 u16 reserved; /* Reserved, must be zero */
899 u32 proximity_domain;
900 u32 apic_id;
901 u32 flags;
902 u32 clock_domain;
903 u32 reserved2;
906 /* Flags for struct acpi_srat_cpu_affinity and struct acpi_srat_x2apic_cpu_affinity */
908 #define ACPI_SRAT_CPU_ENABLED (1) /* 00: Use affinity structure */
910 /* Reset to default packing */
912 #pragma pack()
914 #endif /* __ACTBL1_H__ */