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_FLUSH_CACHELINE = 5,
245 ACPI_EINJ_INSTRUCTION_RESERVED = 6 /* 6 and greater are reserved */
248 struct acpi_einj_error_type_with_addr {
250 u32 vendor_struct_offset;
258 struct acpi_einj_vendor {
267 /* EINJ Trigger Error Action Table */
269 struct acpi_einj_trigger {
276 /* Command status return values */
278 enum acpi_einj_command_status {
279 ACPI_EINJ_SUCCESS = 0,
280 ACPI_EINJ_FAILURE = 1,
281 ACPI_EINJ_INVALID_ACCESS = 2,
282 ACPI_EINJ_STATUS_RESERVED = 3 /* 3 and greater are reserved */
285 /* Error types returned from ACPI_EINJ_GET_ERROR_TYPE (bitfield) */
287 #define ACPI_EINJ_PROCESSOR_CORRECTABLE (1)
288 #define ACPI_EINJ_PROCESSOR_UNCORRECTABLE (1<<1)
289 #define ACPI_EINJ_PROCESSOR_FATAL (1<<2)
290 #define ACPI_EINJ_MEMORY_CORRECTABLE (1<<3)
291 #define ACPI_EINJ_MEMORY_UNCORRECTABLE (1<<4)
292 #define ACPI_EINJ_MEMORY_FATAL (1<<5)
293 #define ACPI_EINJ_PCIX_CORRECTABLE (1<<6)
294 #define ACPI_EINJ_PCIX_UNCORRECTABLE (1<<7)
295 #define ACPI_EINJ_PCIX_FATAL (1<<8)
296 #define ACPI_EINJ_PLATFORM_CORRECTABLE (1<<9)
297 #define ACPI_EINJ_PLATFORM_UNCORRECTABLE (1<<10)
298 #define ACPI_EINJ_PLATFORM_FATAL (1<<11)
299 #define ACPI_EINJ_VENDOR_DEFINED (1<<31)
301 /*******************************************************************************
303 * ERST - Error Record Serialization Table (ACPI 4.0)
306 ******************************************************************************/
308 struct acpi_table_erst {
309 struct acpi_table_header header; /* Common ACPI table header */
315 /* ERST Serialization Entries (actions) */
317 struct acpi_erst_entry {
318 struct acpi_whea_header whea_header; /* Common header for WHEA tables */
321 /* Masks for Flags field above */
323 #define ACPI_ERST_PRESERVE (1)
325 /* Values for Action field above */
327 enum acpi_erst_actions {
328 ACPI_ERST_BEGIN_WRITE = 0,
329 ACPI_ERST_BEGIN_READ = 1,
330 ACPI_ERST_BEGIN_CLEAR = 2,
332 ACPI_ERST_SET_RECORD_OFFSET = 4,
333 ACPI_ERST_EXECUTE_OPERATION = 5,
334 ACPI_ERST_CHECK_BUSY_STATUS = 6,
335 ACPI_ERST_GET_COMMAND_STATUS = 7,
336 ACPI_ERST_GET_RECORD_ID = 8,
337 ACPI_ERST_SET_RECORD_ID = 9,
338 ACPI_ERST_GET_RECORD_COUNT = 10,
339 ACPI_ERST_BEGIN_DUMMY_WRIITE = 11,
340 ACPI_ERST_NOT_USED = 12,
341 ACPI_ERST_GET_ERROR_RANGE = 13,
342 ACPI_ERST_GET_ERROR_LENGTH = 14,
343 ACPI_ERST_GET_ERROR_ATTRIBUTES = 15,
344 ACPI_ERST_ACTION_RESERVED = 16 /* 16 and greater are reserved */
347 /* Values for Instruction field above */
349 enum acpi_erst_instructions {
350 ACPI_ERST_READ_REGISTER = 0,
351 ACPI_ERST_READ_REGISTER_VALUE = 1,
352 ACPI_ERST_WRITE_REGISTER = 2,
353 ACPI_ERST_WRITE_REGISTER_VALUE = 3,
355 ACPI_ERST_LOAD_VAR1 = 5,
356 ACPI_ERST_LOAD_VAR2 = 6,
357 ACPI_ERST_STORE_VAR1 = 7,
359 ACPI_ERST_SUBTRACT = 9,
360 ACPI_ERST_ADD_VALUE = 10,
361 ACPI_ERST_SUBTRACT_VALUE = 11,
362 ACPI_ERST_STALL = 12,
363 ACPI_ERST_STALL_WHILE_TRUE = 13,
364 ACPI_ERST_SKIP_NEXT_IF_TRUE = 14,
366 ACPI_ERST_SET_SRC_ADDRESS_BASE = 16,
367 ACPI_ERST_SET_DST_ADDRESS_BASE = 17,
368 ACPI_ERST_MOVE_DATA = 18,
369 ACPI_ERST_INSTRUCTION_RESERVED = 19 /* 19 and greater are reserved */
372 /* Command status return values */
374 enum acpi_erst_command_status {
375 ACPI_ERST_SUCESS = 0,
376 ACPI_ERST_NO_SPACE = 1,
377 ACPI_ERST_NOT_AVAILABLE = 2,
378 ACPI_ERST_FAILURE = 3,
379 ACPI_ERST_RECORD_EMPTY = 4,
380 ACPI_ERST_NOT_FOUND = 5,
381 ACPI_ERST_STATUS_RESERVED = 6 /* 6 and greater are reserved */
384 /* Error Record Serialization Information */
386 struct acpi_erst_info {
387 u16 signature; /* Should be "ER" */
391 /*******************************************************************************
393 * HEST - Hardware Error Source Table (ACPI 4.0)
396 ******************************************************************************/
398 struct acpi_table_hest {
399 struct acpi_table_header header; /* Common ACPI table header */
400 u32 error_source_count;
403 /* HEST subtable header */
405 struct acpi_hest_header {
410 /* Values for Type field above for subtables */
412 enum acpi_hest_types {
413 ACPI_HEST_TYPE_IA32_CHECK = 0,
414 ACPI_HEST_TYPE_IA32_CORRECTED_CHECK = 1,
415 ACPI_HEST_TYPE_IA32_NMI = 2,
416 ACPI_HEST_TYPE_NOT_USED3 = 3,
417 ACPI_HEST_TYPE_NOT_USED4 = 4,
418 ACPI_HEST_TYPE_NOT_USED5 = 5,
419 ACPI_HEST_TYPE_AER_ROOT_PORT = 6,
420 ACPI_HEST_TYPE_AER_ENDPOINT = 7,
421 ACPI_HEST_TYPE_AER_BRIDGE = 8,
422 ACPI_HEST_TYPE_GENERIC_ERROR = 9,
423 ACPI_HEST_TYPE_RESERVED = 10 /* 10 and greater are reserved */
427 * HEST substructures contained in subtables
431 * IA32 Error Bank(s) - Follows the struct acpi_hest_ia_machine_check and
432 * struct acpi_hest_ia_corrected structures.
434 struct acpi_hest_ia_error_bank {
436 u8 clear_status_on_init;
439 u32 control_register;
442 u32 address_register;
446 /* Common HEST sub-structure for PCI/AER structures below (6,7,8) */
448 struct acpi_hest_aer_common {
452 u32 records_to_preallocate;
453 u32 max_sections_per_record;
459 u32 uncorrectable_mask;
460 u32 uncorrectable_severity;
461 u32 correctable_mask;
462 u32 advanced_capabilities;
465 /* Masks for HEST Flags fields */
467 #define ACPI_HEST_FIRMWARE_FIRST (1)
468 #define ACPI_HEST_GLOBAL (1<<1)
470 /* Hardware Error Notification */
472 struct acpi_hest_notify {
475 u16 config_write_enable;
478 u32 polling_threshold_value;
479 u32 polling_threshold_window;
480 u32 error_threshold_value;
481 u32 error_threshold_window;
484 /* Values for Notify Type field above */
486 enum acpi_hest_notify_types {
487 ACPI_HEST_NOTIFY_POLLED = 0,
488 ACPI_HEST_NOTIFY_EXTERNAL = 1,
489 ACPI_HEST_NOTIFY_LOCAL = 2,
490 ACPI_HEST_NOTIFY_SCI = 3,
491 ACPI_HEST_NOTIFY_NMI = 4,
492 ACPI_HEST_NOTIFY_RESERVED = 5 /* 5 and greater are reserved */
495 /* Values for config_write_enable bitfield above */
497 #define ACPI_HEST_TYPE (1)
498 #define ACPI_HEST_POLL_INTERVAL (1<<1)
499 #define ACPI_HEST_POLL_THRESHOLD_VALUE (1<<2)
500 #define ACPI_HEST_POLL_THRESHOLD_WINDOW (1<<3)
501 #define ACPI_HEST_ERR_THRESHOLD_VALUE (1<<4)
502 #define ACPI_HEST_ERR_THRESHOLD_WINDOW (1<<5)
508 /* 0: IA32 Machine Check Exception */
510 struct acpi_hest_ia_machine_check {
511 struct acpi_hest_header header;
515 u32 records_to_preallocate;
516 u32 max_sections_per_record;
517 u64 global_capability_data;
518 u64 global_control_data;
519 u8 num_hardware_banks;
523 /* 1: IA32 Corrected Machine Check */
525 struct acpi_hest_ia_corrected {
526 struct acpi_hest_header header;
530 u32 records_to_preallocate;
531 u32 max_sections_per_record;
532 struct acpi_hest_notify notify;
533 u8 num_hardware_banks;
537 /* 2: IA32 Non-Maskable Interrupt */
539 struct acpi_hest_ia_nmi {
540 struct acpi_hest_header header;
542 u32 records_to_preallocate;
543 u32 max_sections_per_record;
544 u32 max_raw_data_length;
547 /* 3,4,5: Not used */
549 /* 6: PCI Express Root Port AER */
551 struct acpi_hest_aer_root {
552 struct acpi_hest_header header;
553 struct acpi_hest_aer_common aer;
554 u32 root_error_command;
557 /* 7: PCI Express AER (AER Endpoint) */
559 struct acpi_hest_aer {
560 struct acpi_hest_header header;
561 struct acpi_hest_aer_common aer;
564 /* 8: PCI Express/PCI-X Bridge AER */
566 struct acpi_hest_aer_bridge {
567 struct acpi_hest_header header;
568 struct acpi_hest_aer_common aer;
569 u32 uncorrectable_mask2;
570 u32 uncorrectable_severity2;
571 u32 advanced_capabilities2;
574 /* 9: Generic Hardware Error Source */
576 struct acpi_hest_generic {
577 struct acpi_hest_header header;
578 u16 related_source_id;
581 u32 records_to_preallocate;
582 u32 max_sections_per_record;
583 u32 max_raw_data_length;
584 struct acpi_generic_address error_status_address;
585 struct acpi_hest_notify notify;
586 u32 error_block_length;
589 /* Generic Error Status block */
591 struct acpi_hest_generic_status {
599 /* Values for block_status flags above */
601 #define ACPI_HEST_UNCORRECTABLE (1)
602 #define ACPI_HEST_CORRECTABLE (1<<1)
603 #define ACPI_HEST_MULTIPLE_UNCORRECTABLE (1<<2)
604 #define ACPI_HEST_MULTIPLE_CORRECTABLE (1<<3)
605 #define ACPI_HEST_ERROR_ENTRY_COUNT (0xFF<<4) /* 8 bits, error count */
607 /* Generic Error Data entry */
609 struct acpi_hest_generic_data {
615 u32 error_data_length;
620 /*******************************************************************************
622 * MADT - Multiple APIC Description Table
625 ******************************************************************************/
627 struct acpi_table_madt {
628 struct acpi_table_header header; /* Common ACPI table header */
629 u32 address; /* Physical address of local APIC */
633 /* Masks for Flags field above */
635 #define ACPI_MADT_PCAT_COMPAT (1) /* 00: System also has dual 8259s */
637 /* Values for PCATCompat flag */
639 #define ACPI_MADT_DUAL_PIC 0
640 #define ACPI_MADT_MULTIPLE_APIC 1
642 /* Values for MADT subtable type in struct acpi_subtable_header */
644 enum acpi_madt_type {
645 ACPI_MADT_TYPE_LOCAL_APIC = 0,
646 ACPI_MADT_TYPE_IO_APIC = 1,
647 ACPI_MADT_TYPE_INTERRUPT_OVERRIDE = 2,
648 ACPI_MADT_TYPE_NMI_SOURCE = 3,
649 ACPI_MADT_TYPE_LOCAL_APIC_NMI = 4,
650 ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE = 5,
651 ACPI_MADT_TYPE_IO_SAPIC = 6,
652 ACPI_MADT_TYPE_LOCAL_SAPIC = 7,
653 ACPI_MADT_TYPE_INTERRUPT_SOURCE = 8,
654 ACPI_MADT_TYPE_LOCAL_X2APIC = 9,
655 ACPI_MADT_TYPE_LOCAL_X2APIC_NMI = 10,
656 ACPI_MADT_TYPE_GENERIC_INTERRUPT = 11,
657 ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR = 12,
658 ACPI_MADT_TYPE_RESERVED = 13 /* 13 and greater are reserved */
662 * MADT Sub-tables, correspond to Type in struct acpi_subtable_header
665 /* 0: Processor Local APIC */
667 struct acpi_madt_local_apic {
668 struct acpi_subtable_header header;
669 u8 processor_id; /* ACPI processor id */
670 u8 id; /* Processor's local APIC id */
676 struct acpi_madt_io_apic {
677 struct acpi_subtable_header header;
678 u8 id; /* I/O APIC ID */
679 u8 reserved; /* reserved - must be zero */
680 u32 address; /* APIC physical address */
681 u32 global_irq_base; /* Global system interrupt where INTI lines start */
684 /* 2: Interrupt Override */
686 struct acpi_madt_interrupt_override {
687 struct acpi_subtable_header header;
688 u8 bus; /* 0 - ISA */
689 u8 source_irq; /* Interrupt source (IRQ) */
690 u32 global_irq; /* Global system interrupt */
696 struct acpi_madt_nmi_source {
697 struct acpi_subtable_header header;
699 u32 global_irq; /* Global system interrupt */
702 /* 4: Local APIC NMI */
704 struct acpi_madt_local_apic_nmi {
705 struct acpi_subtable_header header;
706 u8 processor_id; /* ACPI processor id */
708 u8 lint; /* LINTn to which NMI is connected */
711 /* 5: Address Override */
713 struct acpi_madt_local_apic_override {
714 struct acpi_subtable_header header;
715 u16 reserved; /* Reserved, must be zero */
716 u64 address; /* APIC physical address */
721 struct acpi_madt_io_sapic {
722 struct acpi_subtable_header header;
723 u8 id; /* I/O SAPIC ID */
724 u8 reserved; /* Reserved, must be zero */
725 u32 global_irq_base; /* Global interrupt for SAPIC start */
726 u64 address; /* SAPIC physical address */
731 struct acpi_madt_local_sapic {
732 struct acpi_subtable_header header;
733 u8 processor_id; /* ACPI processor id */
734 u8 id; /* SAPIC ID */
735 u8 eid; /* SAPIC EID */
736 u8 reserved[3]; /* Reserved, must be zero */
738 u32 uid; /* Numeric UID - ACPI 3.0 */
739 char uid_string[1]; /* String UID - ACPI 3.0 */
742 /* 8: Platform Interrupt Source */
744 struct acpi_madt_interrupt_source {
745 struct acpi_subtable_header header;
747 u8 type; /* 1=PMI, 2=INIT, 3=corrected */
748 u8 id; /* Processor ID */
749 u8 eid; /* Processor EID */
750 u8 io_sapic_vector; /* Vector value for PMI interrupts */
751 u32 global_irq; /* Global system interrupt */
752 u32 flags; /* Interrupt Source Flags */
755 /* Masks for Flags field above */
757 #define ACPI_MADT_CPEI_OVERRIDE (1)
759 /* 9: Processor Local X2APIC (ACPI 4.0) */
761 struct acpi_madt_local_x2apic {
762 struct acpi_subtable_header header;
763 u16 reserved; /* Reserved - must be zero */
764 u32 local_apic_id; /* Processor x2APIC ID */
766 u32 uid; /* ACPI processor UID */
769 /* 10: Local X2APIC NMI (ACPI 4.0) */
771 struct acpi_madt_local_x2apic_nmi {
772 struct acpi_subtable_header header;
774 u32 uid; /* ACPI processor UID */
775 u8 lint; /* LINTn to which NMI is connected */
779 /* 11: Generic Interrupt (ACPI 5.0) */
781 struct acpi_madt_generic_interrupt {
782 struct acpi_subtable_header header;
783 u16 reserved; /* Reserved - must be zero */
788 u32 performance_interrupt;
793 /* 12: Generic Distributor (ACPI 5.0) */
795 struct acpi_madt_generic_distributor {
796 struct acpi_subtable_header header;
797 u16 reserved; /* reserved - must be zero */
801 u32 reserved2; /* reserved - must be zero */
805 * Common flags fields for MADT subtables
808 /* MADT Local APIC flags (lapic_flags) and GIC flags */
810 #define ACPI_MADT_ENABLED (1) /* 00: Processor is usable if set */
812 /* MADT MPS INTI flags (inti_flags) */
814 #define ACPI_MADT_POLARITY_MASK (3) /* 00-01: Polarity of APIC I/O input signals */
815 #define ACPI_MADT_TRIGGER_MASK (3<<2) /* 02-03: Trigger mode of APIC input signals */
817 /* Values for MPS INTI flags */
819 #define ACPI_MADT_POLARITY_CONFORMS 0
820 #define ACPI_MADT_POLARITY_ACTIVE_HIGH 1
821 #define ACPI_MADT_POLARITY_RESERVED 2
822 #define ACPI_MADT_POLARITY_ACTIVE_LOW 3
824 #define ACPI_MADT_TRIGGER_CONFORMS (0)
825 #define ACPI_MADT_TRIGGER_EDGE (1<<2)
826 #define ACPI_MADT_TRIGGER_RESERVED (2<<2)
827 #define ACPI_MADT_TRIGGER_LEVEL (3<<2)
829 /*******************************************************************************
831 * MSCT - Maximum System Characteristics Table (ACPI 4.0)
834 ******************************************************************************/
836 struct acpi_table_msct {
837 struct acpi_table_header header; /* Common ACPI table header */
838 u32 proximity_offset; /* Location of proximity info struct(s) */
839 u32 max_proximity_domains; /* Max number of proximity domains */
840 u32 max_clock_domains; /* Max number of clock domains */
841 u64 max_address; /* Max physical address in system */
844 /* subtable - Maximum Proximity Domain Information. Version 1 */
846 struct acpi_msct_proximity {
849 u32 range_start; /* Start of domain range */
850 u32 range_end; /* End of domain range */
851 u32 processor_capacity;
852 u64 memory_capacity; /* In bytes */
855 /*******************************************************************************
857 * SBST - Smart Battery Specification Table
860 ******************************************************************************/
862 struct acpi_table_sbst {
863 struct acpi_table_header header; /* Common ACPI table header */
869 /*******************************************************************************
871 * SLIT - System Locality Distance Information Table
874 ******************************************************************************/
876 struct acpi_table_slit {
877 struct acpi_table_header header; /* Common ACPI table header */
879 u8 entry[1]; /* Real size = localities^2 */
882 /*******************************************************************************
884 * SRAT - System Resource Affinity Table
887 ******************************************************************************/
889 struct acpi_table_srat {
890 struct acpi_table_header header; /* Common ACPI table header */
891 u32 table_revision; /* Must be value '1' */
892 u64 reserved; /* Reserved, must be zero */
895 /* Values for subtable type in struct acpi_subtable_header */
897 enum acpi_srat_type {
898 ACPI_SRAT_TYPE_CPU_AFFINITY = 0,
899 ACPI_SRAT_TYPE_MEMORY_AFFINITY = 1,
900 ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY = 2,
901 ACPI_SRAT_TYPE_RESERVED = 3 /* 3 and greater are reserved */
905 * SRAT Sub-tables, correspond to Type in struct acpi_subtable_header
908 /* 0: Processor Local APIC/SAPIC Affinity */
910 struct acpi_srat_cpu_affinity {
911 struct acpi_subtable_header header;
912 u8 proximity_domain_lo;
916 u8 proximity_domain_hi[3];
917 u32 reserved; /* Reserved, must be zero */
922 #define ACPI_SRAT_CPU_USE_AFFINITY (1) /* 00: Use affinity structure */
924 /* 1: Memory Affinity */
926 struct acpi_srat_mem_affinity {
927 struct acpi_subtable_header header;
928 u32 proximity_domain;
929 u16 reserved; /* Reserved, must be zero */
934 u64 reserved2; /* Reserved, must be zero */
939 #define ACPI_SRAT_MEM_ENABLED (1) /* 00: Use affinity structure */
940 #define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1) /* 01: Memory region is hot pluggable */
941 #define ACPI_SRAT_MEM_NON_VOLATILE (1<<2) /* 02: Memory region is non-volatile */
943 /* 2: Processor Local X2_APIC Affinity (ACPI 4.0) */
945 struct acpi_srat_x2apic_cpu_affinity {
946 struct acpi_subtable_header header;
947 u16 reserved; /* Reserved, must be zero */
948 u32 proximity_domain;
955 /* Flags for struct acpi_srat_cpu_affinity and struct acpi_srat_x2apic_cpu_affinity */
957 #define ACPI_SRAT_CPU_ENABLED (1) /* 00: Use affinity structure */
959 /* Reset to default packing */
963 #endif /* __ACTBL1_H__ */