1 /******************************************************************************
3 * Name: actbl1.h - Additional ACPI table definitions
5 *****************************************************************************/
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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.
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 {
100 /* Subtable header for WHEA tables (EINJ, ERST, WDAT) */
102 struct acpi_whea_header {
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)
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 address 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)
163 ******************************************************************************/
165 struct acpi_table_cpep {
166 struct acpi_table_header header; /* Common ACPI table header */
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
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)
200 ******************************************************************************/
202 struct acpi_table_einj {
203 struct acpi_table_header header; /* Common ACPI table header */
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_SET_ERROR_TYPE_WITH_ADDRESS = 8,
232 ACPI_EINJ_ACTION_RESERVED = 9, /* 9 and greater are reserved */
233 ACPI_EINJ_TRIGGER_ERROR = 0xFF /* Except for this value */
236 /* Values for Instruction field above */
238 enum acpi_einj_instructions {
239 ACPI_EINJ_READ_REGISTER = 0,
240 ACPI_EINJ_READ_REGISTER_VALUE = 1,
241 ACPI_EINJ_WRITE_REGISTER = 2,
242 ACPI_EINJ_WRITE_REGISTER_VALUE = 3,
244 ACPI_EINJ_INSTRUCTION_RESERVED = 5 /* 5 and greater are reserved */
247 /* EINJ Trigger Error Action Table */
249 struct acpi_einj_trigger {
256 /* Command status return values */
258 enum acpi_einj_command_status {
259 ACPI_EINJ_SUCCESS = 0,
260 ACPI_EINJ_FAILURE = 1,
261 ACPI_EINJ_INVALID_ACCESS = 2,
262 ACPI_EINJ_STATUS_RESERVED = 3 /* 3 and greater are reserved */
265 /* Error types returned from ACPI_EINJ_GET_ERROR_TYPE (bitfield) */
267 #define ACPI_EINJ_PROCESSOR_CORRECTABLE (1)
268 #define ACPI_EINJ_PROCESSOR_UNCORRECTABLE (1<<1)
269 #define ACPI_EINJ_PROCESSOR_FATAL (1<<2)
270 #define ACPI_EINJ_MEMORY_CORRECTABLE (1<<3)
271 #define ACPI_EINJ_MEMORY_UNCORRECTABLE (1<<4)
272 #define ACPI_EINJ_MEMORY_FATAL (1<<5)
273 #define ACPI_EINJ_PCIX_CORRECTABLE (1<<6)
274 #define ACPI_EINJ_PCIX_UNCORRECTABLE (1<<7)
275 #define ACPI_EINJ_PCIX_FATAL (1<<8)
276 #define ACPI_EINJ_PLATFORM_CORRECTABLE (1<<9)
277 #define ACPI_EINJ_PLATFORM_UNCORRECTABLE (1<<10)
278 #define ACPI_EINJ_PLATFORM_FATAL (1<<11)
280 /*******************************************************************************
282 * ERST - Error Record Serialization Table (ACPI 4.0)
285 ******************************************************************************/
287 struct acpi_table_erst {
288 struct acpi_table_header header; /* Common ACPI table header */
294 /* ERST Serialization Entries (actions) */
296 struct acpi_erst_entry {
297 struct acpi_whea_header whea_header; /* Common header for WHEA tables */
300 /* Masks for Flags field above */
302 #define ACPI_ERST_PRESERVE (1)
304 /* Values for Action field above */
306 enum acpi_erst_actions {
307 ACPI_ERST_BEGIN_WRITE = 0,
308 ACPI_ERST_BEGIN_READ = 1,
309 ACPI_ERST_BEGIN_CLEAR = 2,
311 ACPI_ERST_SET_RECORD_OFFSET = 4,
312 ACPI_ERST_EXECUTE_OPERATION = 5,
313 ACPI_ERST_CHECK_BUSY_STATUS = 6,
314 ACPI_ERST_GET_COMMAND_STATUS = 7,
315 ACPI_ERST_GET_RECORD_ID = 8,
316 ACPI_ERST_SET_RECORD_ID = 9,
317 ACPI_ERST_GET_RECORD_COUNT = 10,
318 ACPI_ERST_BEGIN_DUMMY_WRIITE = 11,
319 ACPI_ERST_NOT_USED = 12,
320 ACPI_ERST_GET_ERROR_RANGE = 13,
321 ACPI_ERST_GET_ERROR_LENGTH = 14,
322 ACPI_ERST_GET_ERROR_ATTRIBUTES = 15,
323 ACPI_ERST_ACTION_RESERVED = 16 /* 16 and greater are reserved */
326 /* Values for Instruction field above */
328 enum acpi_erst_instructions {
329 ACPI_ERST_READ_REGISTER = 0,
330 ACPI_ERST_READ_REGISTER_VALUE = 1,
331 ACPI_ERST_WRITE_REGISTER = 2,
332 ACPI_ERST_WRITE_REGISTER_VALUE = 3,
334 ACPI_ERST_LOAD_VAR1 = 5,
335 ACPI_ERST_LOAD_VAR2 = 6,
336 ACPI_ERST_STORE_VAR1 = 7,
338 ACPI_ERST_SUBTRACT = 9,
339 ACPI_ERST_ADD_VALUE = 10,
340 ACPI_ERST_SUBTRACT_VALUE = 11,
341 ACPI_ERST_STALL = 12,
342 ACPI_ERST_STALL_WHILE_TRUE = 13,
343 ACPI_ERST_SKIP_NEXT_IF_TRUE = 14,
345 ACPI_ERST_SET_SRC_ADDRESS_BASE = 16,
346 ACPI_ERST_SET_DST_ADDRESS_BASE = 17,
347 ACPI_ERST_MOVE_DATA = 18,
348 ACPI_ERST_INSTRUCTION_RESERVED = 19 /* 19 and greater are reserved */
351 /* Command status return values */
353 enum acpi_erst_command_status {
354 ACPI_ERST_SUCESS = 0,
355 ACPI_ERST_NO_SPACE = 1,
356 ACPI_ERST_NOT_AVAILABLE = 2,
357 ACPI_ERST_FAILURE = 3,
358 ACPI_ERST_RECORD_EMPTY = 4,
359 ACPI_ERST_NOT_FOUND = 5,
360 ACPI_ERST_STATUS_RESERVED = 6 /* 6 and greater are reserved */
363 /* Error Record Serialization Information */
365 struct acpi_erst_info {
366 u16 signature; /* Should be "ER" */
370 /*******************************************************************************
372 * HEST - Hardware Error Source Table (ACPI 4.0)
375 ******************************************************************************/
377 struct acpi_table_hest {
378 struct acpi_table_header header; /* Common ACPI table header */
379 u32 error_source_count;
382 /* HEST subtable header */
384 struct acpi_hest_header {
389 /* Values for Type field above for subtables */
391 enum acpi_hest_types {
392 ACPI_HEST_TYPE_IA32_CHECK = 0,
393 ACPI_HEST_TYPE_IA32_CORRECTED_CHECK = 1,
394 ACPI_HEST_TYPE_IA32_NMI = 2,
395 ACPI_HEST_TYPE_NOT_USED3 = 3,
396 ACPI_HEST_TYPE_NOT_USED4 = 4,
397 ACPI_HEST_TYPE_NOT_USED5 = 5,
398 ACPI_HEST_TYPE_AER_ROOT_PORT = 6,
399 ACPI_HEST_TYPE_AER_ENDPOINT = 7,
400 ACPI_HEST_TYPE_AER_BRIDGE = 8,
401 ACPI_HEST_TYPE_GENERIC_ERROR = 9,
402 ACPI_HEST_TYPE_RESERVED = 10 /* 10 and greater are reserved */
406 * HEST substructures contained in subtables
410 * IA32 Error Bank(s) - Follows the struct acpi_hest_ia_machine_check and
411 * struct acpi_hest_ia_corrected structures.
413 struct acpi_hest_ia_error_bank {
415 u8 clear_status_on_init;
418 u32 control_register;
421 u32 address_register;
425 /* Common HEST sub-structure for PCI/AER structures below (6,7,8) */
427 struct acpi_hest_aer_common {
431 u32 records_to_preallocate;
432 u32 max_sections_per_record;
438 u32 uncorrectable_mask;
439 u32 uncorrectable_severity;
440 u32 correctable_mask;
441 u32 advanced_capabilities;
444 /* Masks for HEST Flags fields */
446 #define ACPI_HEST_FIRMWARE_FIRST (1)
447 #define ACPI_HEST_GLOBAL (1<<1)
449 /* Hardware Error Notification */
451 struct acpi_hest_notify {
454 u16 config_write_enable;
457 u32 polling_threshold_value;
458 u32 polling_threshold_window;
459 u32 error_threshold_value;
460 u32 error_threshold_window;
463 /* Values for Notify Type field above */
465 enum acpi_hest_notify_types {
466 ACPI_HEST_NOTIFY_POLLED = 0,
467 ACPI_HEST_NOTIFY_EXTERNAL = 1,
468 ACPI_HEST_NOTIFY_LOCAL = 2,
469 ACPI_HEST_NOTIFY_SCI = 3,
470 ACPI_HEST_NOTIFY_NMI = 4,
471 ACPI_HEST_NOTIFY_RESERVED = 5 /* 5 and greater are reserved */
474 /* Values for config_write_enable bitfield above */
476 #define ACPI_HEST_TYPE (1)
477 #define ACPI_HEST_POLL_INTERVAL (1<<1)
478 #define ACPI_HEST_POLL_THRESHOLD_VALUE (1<<2)
479 #define ACPI_HEST_POLL_THRESHOLD_WINDOW (1<<3)
480 #define ACPI_HEST_ERR_THRESHOLD_VALUE (1<<4)
481 #define ACPI_HEST_ERR_THRESHOLD_WINDOW (1<<5)
487 /* 0: IA32 Machine Check Exception */
489 struct acpi_hest_ia_machine_check {
490 struct acpi_hest_header header;
494 u32 records_to_preallocate;
495 u32 max_sections_per_record;
496 u64 global_capability_data;
497 u64 global_control_data;
498 u8 num_hardware_banks;
502 /* 1: IA32 Corrected Machine Check */
504 struct acpi_hest_ia_corrected {
505 struct acpi_hest_header header;
509 u32 records_to_preallocate;
510 u32 max_sections_per_record;
511 struct acpi_hest_notify notify;
512 u8 num_hardware_banks;
516 /* 2: IA32 Non-Maskable Interrupt */
518 struct acpi_hest_ia_nmi {
519 struct acpi_hest_header header;
521 u32 records_to_preallocate;
522 u32 max_sections_per_record;
523 u32 max_raw_data_length;
526 /* 3,4,5: Not used */
528 /* 6: PCI Express Root Port AER */
530 struct acpi_hest_aer_root {
531 struct acpi_hest_header header;
532 struct acpi_hest_aer_common aer;
533 u32 root_error_command;
536 /* 7: PCI Express AER (AER Endpoint) */
538 struct acpi_hest_aer {
539 struct acpi_hest_header header;
540 struct acpi_hest_aer_common aer;
543 /* 8: PCI Express/PCI-X Bridge AER */
545 struct acpi_hest_aer_bridge {
546 struct acpi_hest_header header;
547 struct acpi_hest_aer_common aer;
548 u32 uncorrectable_mask2;
549 u32 uncorrectable_severity2;
550 u32 advanced_capabilities2;
553 /* 9: Generic Hardware Error Source */
555 struct acpi_hest_generic {
556 struct acpi_hest_header header;
557 u16 related_source_id;
560 u32 records_to_preallocate;
561 u32 max_sections_per_record;
562 u32 max_raw_data_length;
563 struct acpi_generic_address error_status_address;
564 struct acpi_hest_notify notify;
565 u32 error_block_length;
568 /* Generic Error Status block */
570 struct acpi_hest_generic_status {
578 /* Values for block_status flags above */
580 #define ACPI_HEST_UNCORRECTABLE (1)
581 #define ACPI_HEST_CORRECTABLE (1<<1)
582 #define ACPI_HEST_MULTIPLE_UNCORRECTABLE (1<<2)
583 #define ACPI_HEST_MULTIPLE_CORRECTABLE (1<<3)
584 #define ACPI_HEST_ERROR_ENTRY_COUNT (0xFF<<4) /* 8 bits, error count */
586 /* Generic Error Data entry */
588 struct acpi_hest_generic_data {
594 u32 error_data_length;
599 /*******************************************************************************
601 * MADT - Multiple APIC Description Table
604 ******************************************************************************/
606 struct acpi_table_madt {
607 struct acpi_table_header header; /* Common ACPI table header */
608 u32 address; /* Physical address of local APIC */
612 /* Masks for Flags field above */
614 #define ACPI_MADT_PCAT_COMPAT (1) /* 00: System also has dual 8259s */
616 /* Values for PCATCompat flag */
618 #define ACPI_MADT_DUAL_PIC 0
619 #define ACPI_MADT_MULTIPLE_APIC 1
621 /* Values for MADT subtable type in struct acpi_subtable_header */
623 enum acpi_madt_type {
624 ACPI_MADT_TYPE_LOCAL_APIC = 0,
625 ACPI_MADT_TYPE_IO_APIC = 1,
626 ACPI_MADT_TYPE_INTERRUPT_OVERRIDE = 2,
627 ACPI_MADT_TYPE_NMI_SOURCE = 3,
628 ACPI_MADT_TYPE_LOCAL_APIC_NMI = 4,
629 ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE = 5,
630 ACPI_MADT_TYPE_IO_SAPIC = 6,
631 ACPI_MADT_TYPE_LOCAL_SAPIC = 7,
632 ACPI_MADT_TYPE_INTERRUPT_SOURCE = 8,
633 ACPI_MADT_TYPE_LOCAL_X2APIC = 9,
634 ACPI_MADT_TYPE_LOCAL_X2APIC_NMI = 10,
635 ACPI_MADT_TYPE_RESERVED = 11 /* 11 and greater are reserved */
639 * MADT Sub-tables, correspond to Type in struct acpi_subtable_header
642 /* 0: Processor Local APIC */
644 struct acpi_madt_local_apic {
645 struct acpi_subtable_header header;
646 u8 processor_id; /* ACPI processor id */
647 u8 id; /* Processor's local APIC id */
653 struct acpi_madt_io_apic {
654 struct acpi_subtable_header header;
655 u8 id; /* I/O APIC ID */
656 u8 reserved; /* Reserved - must be zero */
657 u32 address; /* APIC physical address */
658 u32 global_irq_base; /* Global system interrupt where INTI lines start */
661 /* 2: Interrupt Override */
663 struct acpi_madt_interrupt_override {
664 struct acpi_subtable_header header;
665 u8 bus; /* 0 - ISA */
666 u8 source_irq; /* Interrupt source (IRQ) */
667 u32 global_irq; /* Global system interrupt */
673 struct acpi_madt_nmi_source {
674 struct acpi_subtable_header header;
676 u32 global_irq; /* Global system interrupt */
679 /* 4: Local APIC NMI */
681 struct acpi_madt_local_apic_nmi {
682 struct acpi_subtable_header header;
683 u8 processor_id; /* ACPI processor id */
685 u8 lint; /* LINTn to which NMI is connected */
688 /* 5: Address Override */
690 struct acpi_madt_local_apic_override {
691 struct acpi_subtable_header header;
692 u16 reserved; /* Reserved, must be zero */
693 u64 address; /* APIC physical address */
698 struct acpi_madt_io_sapic {
699 struct acpi_subtable_header header;
700 u8 id; /* I/O SAPIC ID */
701 u8 reserved; /* Reserved, must be zero */
702 u32 global_irq_base; /* Global interrupt for SAPIC start */
703 u64 address; /* SAPIC physical address */
708 struct acpi_madt_local_sapic {
709 struct acpi_subtable_header header;
710 u8 processor_id; /* ACPI processor id */
711 u8 id; /* SAPIC ID */
712 u8 eid; /* SAPIC EID */
713 u8 reserved[3]; /* Reserved, must be zero */
715 u32 uid; /* Numeric UID - ACPI 3.0 */
716 char uid_string[1]; /* String UID - ACPI 3.0 */
719 /* 8: Platform Interrupt Source */
721 struct acpi_madt_interrupt_source {
722 struct acpi_subtable_header header;
724 u8 type; /* 1=PMI, 2=INIT, 3=corrected */
725 u8 id; /* Processor ID */
726 u8 eid; /* Processor EID */
727 u8 io_sapic_vector; /* Vector value for PMI interrupts */
728 u32 global_irq; /* Global system interrupt */
729 u32 flags; /* Interrupt Source Flags */
732 /* Masks for Flags field above */
734 #define ACPI_MADT_CPEI_OVERRIDE (1)
736 /* 9: Processor Local X2APIC (ACPI 4.0) */
738 struct acpi_madt_local_x2apic {
739 struct acpi_subtable_header header;
740 u16 reserved; /* Reserved - must be zero */
741 u32 local_apic_id; /* Processor x2APIC ID */
743 u32 uid; /* ACPI processor UID */
746 /* 10: Local X2APIC NMI (ACPI 4.0) */
748 struct acpi_madt_local_x2apic_nmi {
749 struct acpi_subtable_header header;
751 u32 uid; /* ACPI processor UID */
752 u8 lint; /* LINTn to which NMI is connected */
757 * Common flags fields for MADT subtables
760 /* MADT Local APIC flags (lapic_flags) */
762 #define ACPI_MADT_ENABLED (1) /* 00: Processor is usable if set */
764 /* MADT MPS INTI flags (inti_flags) */
766 #define ACPI_MADT_POLARITY_MASK (3) /* 00-01: Polarity of APIC I/O input signals */
767 #define ACPI_MADT_TRIGGER_MASK (3<<2) /* 02-03: Trigger mode of APIC input signals */
769 /* Values for MPS INTI flags */
771 #define ACPI_MADT_POLARITY_CONFORMS 0
772 #define ACPI_MADT_POLARITY_ACTIVE_HIGH 1
773 #define ACPI_MADT_POLARITY_RESERVED 2
774 #define ACPI_MADT_POLARITY_ACTIVE_LOW 3
776 #define ACPI_MADT_TRIGGER_CONFORMS (0)
777 #define ACPI_MADT_TRIGGER_EDGE (1<<2)
778 #define ACPI_MADT_TRIGGER_RESERVED (2<<2)
779 #define ACPI_MADT_TRIGGER_LEVEL (3<<2)
781 /*******************************************************************************
783 * MSCT - Maximum System Characteristics Table (ACPI 4.0)
786 ******************************************************************************/
788 struct acpi_table_msct {
789 struct acpi_table_header header; /* Common ACPI table header */
790 u32 proximity_offset; /* Location of proximity info struct(s) */
791 u32 max_proximity_domains; /* Max number of proximity domains */
792 u32 max_clock_domains; /* Max number of clock domains */
793 u64 max_address; /* Max physical address in system */
796 /* Subtable - Maximum Proximity Domain Information. Version 1 */
798 struct acpi_msct_proximity {
801 u32 range_start; /* Start of domain range */
802 u32 range_end; /* End of domain range */
803 u32 processor_capacity;
804 u64 memory_capacity; /* In bytes */
807 /*******************************************************************************
809 * SBST - Smart Battery Specification Table
812 ******************************************************************************/
814 struct acpi_table_sbst {
815 struct acpi_table_header header; /* Common ACPI table header */
821 /*******************************************************************************
823 * SLIT - System Locality Distance Information Table
826 ******************************************************************************/
828 struct acpi_table_slit {
829 struct acpi_table_header header; /* Common ACPI table header */
831 u8 entry[1]; /* Real size = localities^2 */
834 /*******************************************************************************
836 * SRAT - System Resource Affinity Table
839 ******************************************************************************/
841 struct acpi_table_srat {
842 struct acpi_table_header header; /* Common ACPI table header */
843 u32 table_revision; /* Must be value '1' */
844 u64 reserved; /* Reserved, must be zero */
847 /* Values for subtable type in struct acpi_subtable_header */
849 enum acpi_srat_type {
850 ACPI_SRAT_TYPE_CPU_AFFINITY = 0,
851 ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1,
852 ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY = 2,
853 ACPI_SRAT_TYPE_RESERVED = 3 /* 3 and greater are reserved */
857 * SRAT Sub-tables, correspond to Type in struct acpi_subtable_header
860 /* 0: Processor Local APIC/SAPIC Affinity */
862 struct acpi_srat_cpu_affinity {
863 struct acpi_subtable_header header;
864 u8 proximity_domain_lo;
868 u8 proximity_domain_hi[3];
869 u32 reserved; /* Reserved, must be zero */
874 #define ACPI_SRAT_CPU_USE_AFFINITY (1) /* 00: Use affinity structure */
876 /* 1: Memory Affinity */
878 struct acpi_srat_mem_affinity {
879 struct acpi_subtable_header header;
880 u32 proximity_domain;
881 u16 reserved; /* Reserved, must be zero */
886 u64 reserved2; /* Reserved, must be zero */
891 #define ACPI_SRAT_MEM_ENABLED (1) /* 00: Use affinity structure */
892 #define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1) /* 01: Memory region is hot pluggable */
893 #define ACPI_SRAT_MEM_NON_VOLATILE (1<<2) /* 02: Memory region is non-volatile */
895 /* 2: Processor Local X2_APIC Affinity (ACPI 4.0) */
897 struct acpi_srat_x2apic_cpu_affinity {
898 struct acpi_subtable_header header;
899 u16 reserved; /* Reserved, must be zero */
900 u32 proximity_domain;
907 /* Flags for struct acpi_srat_cpu_affinity and struct acpi_srat_x2apic_cpu_affinity */
909 #define ACPI_SRAT_CPU_ENABLED (1) /* 00: Use affinity structure */
911 /* Reset to default packing */
915 #endif /* __ACTBL1_H__ */