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1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
2/******************************************************************************
3 *
4 * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec)
5 *
6 * Copyright (C) 2000 - 2020, Intel Corp.
7 *
8 *****************************************************************************/
9
10#ifndef __ACTBL2_H__
11#define __ACTBL2_H__
12
13/*******************************************************************************
14 *
15 * Additional ACPI Tables (2)
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_IORT "IORT" /* IO Remapping Table */
28#define ACPI_SIG_IVRS "IVRS" /* I/O Virtualization Reporting Structure */
29#define ACPI_SIG_LPIT "LPIT" /* Low Power Idle Table */
30#define ACPI_SIG_MADT "APIC" /* Multiple APIC Description Table */
31#define ACPI_SIG_MCFG "MCFG" /* PCI Memory Mapped Configuration table */
32#define ACPI_SIG_MCHI "MCHI" /* Management Controller Host Interface table */
33#define ACPI_SIG_MPST "MPST" /* Memory Power State Table */
34#define ACPI_SIG_MSCT "MSCT" /* Maximum System Characteristics Table */
35#define ACPI_SIG_MSDM "MSDM" /* Microsoft Data Management Table */
36#define ACPI_SIG_MTMR "MTMR" /* MID Timer table */
37#define ACPI_SIG_NFIT "NFIT" /* NVDIMM Firmware Interface Table */
38#define ACPI_SIG_PCCT "PCCT" /* Platform Communications Channel Table */
39#define ACPI_SIG_PDTT "PDTT" /* Platform Debug Trigger Table */
40#define ACPI_SIG_PMTT "PMTT" /* Platform Memory Topology Table */
41#define ACPI_SIG_PPTT "PPTT" /* Processor Properties Topology Table */
42#define ACPI_SIG_RASF "RASF" /* RAS Feature table */
43#define ACPI_SIG_SBST "SBST" /* Smart Battery Specification Table */
44#define ACPI_SIG_SDEI "SDEI" /* Software Delegated Exception Interface Table */
45#define ACPI_SIG_SDEV "SDEV" /* Secure Devices table */
46#define ACPI_SIG_NHLT "NHLT" /* Non-HDAudio Link Table */
47
48/*
49 * All tables must be byte-packed to match the ACPI specification, since
50 * the tables are provided by the system BIOS.
51 */
52#pragma pack(1)
53
54/*
55 * Note: C bitfields are not used for this reason:
56 *
57 * "Bitfields are great and easy to read, but unfortunately the C language
58 * does not specify the layout of bitfields in memory, which means they are
59 * essentially useless for dealing with packed data in on-disk formats or
60 * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
61 * this decision was a design error in C. Ritchie could have picked an order
62 * and stuck with it." Norman Ramsey.
63 * See http://stackoverflow.com/a/1053662/41661
64 */
65
66/*******************************************************************************
67 *
68 * IORT - IO Remapping Table
69 *
70 * Conforms to "IO Remapping Table System Software on ARM Platforms",
71 * Document number: ARM DEN 0049D, March 2018
72 *
73 ******************************************************************************/
74
75struct acpi_table_iort {
76 struct acpi_table_header header;
77 u32 node_count;
78 u32 node_offset;
79 u32 reserved;
80};
81
82/*
83 * IORT subtables
84 */
85struct acpi_iort_node {
86 u8 type;
87 u16 length;
88 u8 revision;
89 u32 reserved;
90 u32 mapping_count;
91 u32 mapping_offset;
92 char node_data[1];
93};
94
95/* Values for subtable Type above */
96
97enum acpi_iort_node_type {
98 ACPI_IORT_NODE_ITS_GROUP = 0x00,
99 ACPI_IORT_NODE_NAMED_COMPONENT = 0x01,
100 ACPI_IORT_NODE_PCI_ROOT_COMPLEX = 0x02,
101 ACPI_IORT_NODE_SMMU = 0x03,
102 ACPI_IORT_NODE_SMMU_V3 = 0x04,
103 ACPI_IORT_NODE_PMCG = 0x05
104};
105
106struct acpi_iort_id_mapping {
107 u32 input_base; /* Lowest value in input range */
108 u32 id_count; /* Number of IDs */
109 u32 output_base; /* Lowest value in output range */
110 u32 output_reference; /* A reference to the output node */
111 u32 flags;
112};
113
114/* Masks for Flags field above for IORT subtable */
115
116#define ACPI_IORT_ID_SINGLE_MAPPING (1)
117
118struct acpi_iort_memory_access {
119 u32 cache_coherency;
120 u8 hints;
121 u16 reserved;
122 u8 memory_flags;
123};
124
125/* Values for cache_coherency field above */
126
127#define ACPI_IORT_NODE_COHERENT 0x00000001 /* The device node is fully coherent */
128#define ACPI_IORT_NODE_NOT_COHERENT 0x00000000 /* The device node is not coherent */
129
130/* Masks for Hints field above */
131
132#define ACPI_IORT_HT_TRANSIENT (1)
133#define ACPI_IORT_HT_WRITE (1<<1)
134#define ACPI_IORT_HT_READ (1<<2)
135#define ACPI_IORT_HT_OVERRIDE (1<<3)
136
137/* Masks for memory_flags field above */
138
139#define ACPI_IORT_MF_COHERENCY (1)
140#define ACPI_IORT_MF_ATTRIBUTES (1<<1)
141
142/*
143 * IORT node specific subtables
144 */
145struct acpi_iort_its_group {
146 u32 its_count;
147 u32 identifiers[1]; /* GIC ITS identifier array */
148};
149
150struct acpi_iort_named_component {
151 u32 node_flags;
152 u64 memory_properties; /* Memory access properties */
153 u8 memory_address_limit; /* Memory address size limit */
154 char device_name[1]; /* Path of namespace object */
155};
156
157/* Masks for Flags field above */
158
159#define ACPI_IORT_NC_STALL_SUPPORTED (1)
160#define ACPI_IORT_NC_PASID_BITS (31<<1)
161
162struct acpi_iort_root_complex {
163 u64 memory_properties; /* Memory access properties */
164 u32 ats_attribute;
165 u32 pci_segment_number;
166 u8 memory_address_limit; /* Memory address size limit */
167 u8 reserved[3]; /* Reserved, must be zero */
168};
169
170/* Values for ats_attribute field above */
171
172#define ACPI_IORT_ATS_SUPPORTED 0x00000001 /* The root complex supports ATS */
173#define ACPI_IORT_ATS_UNSUPPORTED 0x00000000 /* The root complex doesn't support ATS */
174
175struct acpi_iort_smmu {
176 u64 base_address; /* SMMU base address */
177 u64 span; /* Length of memory range */
178 u32 model;
179 u32 flags;
180 u32 global_interrupt_offset;
181 u32 context_interrupt_count;
182 u32 context_interrupt_offset;
183 u32 pmu_interrupt_count;
184 u32 pmu_interrupt_offset;
185 u64 interrupts[1]; /* Interrupt array */
186};
187
188/* Values for Model field above */
189
190#define ACPI_IORT_SMMU_V1 0x00000000 /* Generic SMMUv1 */
191#define ACPI_IORT_SMMU_V2 0x00000001 /* Generic SMMUv2 */
192#define ACPI_IORT_SMMU_CORELINK_MMU400 0x00000002 /* ARM Corelink MMU-400 */
193#define ACPI_IORT_SMMU_CORELINK_MMU500 0x00000003 /* ARM Corelink MMU-500 */
194#define ACPI_IORT_SMMU_CORELINK_MMU401 0x00000004 /* ARM Corelink MMU-401 */
195#define ACPI_IORT_SMMU_CAVIUM_THUNDERX 0x00000005 /* Cavium thunder_x SMMUv2 */
196
197/* Masks for Flags field above */
198
199#define ACPI_IORT_SMMU_DVM_SUPPORTED (1)
200#define ACPI_IORT_SMMU_COHERENT_WALK (1<<1)
201
202/* Global interrupt format */
203
204struct acpi_iort_smmu_gsi {
205 u32 nsg_irpt;
206 u32 nsg_irpt_flags;
207 u32 nsg_cfg_irpt;
208 u32 nsg_cfg_irpt_flags;
209};
210
211struct acpi_iort_smmu_v3 {
212 u64 base_address; /* SMMUv3 base address */
213 u32 flags;
214 u32 reserved;
215 u64 vatos_address;
216 u32 model;
217 u32 event_gsiv;
218 u32 pri_gsiv;
219 u32 gerr_gsiv;
220 u32 sync_gsiv;
221 u32 pxm;
222 u32 id_mapping_index;
223};
224
225/* Values for Model field above */
226
227#define ACPI_IORT_SMMU_V3_GENERIC 0x00000000 /* Generic SMMUv3 */
228#define ACPI_IORT_SMMU_V3_HISILICON_HI161X 0x00000001 /* hi_silicon Hi161x SMMUv3 */
229#define ACPI_IORT_SMMU_V3_CAVIUM_CN99XX 0x00000002 /* Cavium CN99xx SMMUv3 */
230
231/* Masks for Flags field above */
232
233#define ACPI_IORT_SMMU_V3_COHACC_OVERRIDE (1)
234#define ACPI_IORT_SMMU_V3_HTTU_OVERRIDE (3<<1)
235#define ACPI_IORT_SMMU_V3_PXM_VALID (1<<3)
236
237struct acpi_iort_pmcg {
238 u64 page0_base_address;
239 u32 overflow_gsiv;
240 u32 node_reference;
241 u64 page1_base_address;
242};
243
244/*******************************************************************************
245 *
246 * IVRS - I/O Virtualization Reporting Structure
247 * Version 1
248 *
249 * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
250 * Revision 1.26, February 2009.
251 *
252 ******************************************************************************/
253
254struct acpi_table_ivrs {
255 struct acpi_table_header header; /* Common ACPI table header */
256 u32 info; /* Common virtualization info */
257 u64 reserved;
258};
259
260/* Values for Info field above */
261
262#define ACPI_IVRS_PHYSICAL_SIZE 0x00007F00 /* 7 bits, physical address size */
263#define ACPI_IVRS_VIRTUAL_SIZE 0x003F8000 /* 7 bits, virtual address size */
264#define ACPI_IVRS_ATS_RESERVED 0x00400000 /* ATS address translation range reserved */
265
266/* IVRS subtable header */
267
268struct acpi_ivrs_header {
269 u8 type; /* Subtable type */
270 u8 flags;
271 u16 length; /* Subtable length */
272 u16 device_id; /* ID of IOMMU */
273};
274
275/* Values for subtable Type above */
276
277enum acpi_ivrs_type {
278 ACPI_IVRS_TYPE_HARDWARE1 = 0x10,
279 ACPI_IVRS_TYPE_HARDWARE2 = 0x11,
280 ACPI_IVRS_TYPE_MEMORY1 = 0x20,
281 ACPI_IVRS_TYPE_MEMORY2 = 0x21,
282 ACPI_IVRS_TYPE_MEMORY3 = 0x22
283};
284
285/* Masks for Flags field above for IVHD subtable */
286
287#define ACPI_IVHD_TT_ENABLE (1)
288#define ACPI_IVHD_PASS_PW (1<<1)
289#define ACPI_IVHD_RES_PASS_PW (1<<2)
290#define ACPI_IVHD_ISOC (1<<3)
291#define ACPI_IVHD_IOTLB (1<<4)
292
293/* Masks for Flags field above for IVMD subtable */
294
295#define ACPI_IVMD_UNITY (1)
296#define ACPI_IVMD_READ (1<<1)
297#define ACPI_IVMD_WRITE (1<<2)
298#define ACPI_IVMD_EXCLUSION_RANGE (1<<3)
299
300/*
301 * IVRS subtables, correspond to Type in struct acpi_ivrs_header
302 */
303
304/* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
305
306struct acpi_ivrs_hardware_10 {
307 struct acpi_ivrs_header header;
308 u16 capability_offset; /* Offset for IOMMU control fields */
309 u64 base_address; /* IOMMU control registers */
310 u16 pci_segment_group;
311 u16 info; /* MSI number and unit ID */
312 u32 feature_reporting;
313};
314
315/* 0x11: I/O Virtualization Hardware Definition Block (IVHD) */
316
317struct acpi_ivrs_hardware_11 {
318 struct acpi_ivrs_header header;
319 u16 capability_offset; /* Offset for IOMMU control fields */
320 u64 base_address; /* IOMMU control registers */
321 u16 pci_segment_group;
322 u16 info; /* MSI number and unit ID */
323 u32 attributes;
324 u64 efr_register_image;
325 u64 reserved;
326};
327
328/* Masks for Info field above */
329
330#define ACPI_IVHD_MSI_NUMBER_MASK 0x001F /* 5 bits, MSI message number */
331#define ACPI_IVHD_UNIT_ID_MASK 0x1F00 /* 5 bits, unit_ID */
332
333/*
334 * Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure.
335 * Upper two bits of the Type field are the (encoded) length of the structure.
336 * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
337 * are reserved for future use but not defined.
338 */
339struct acpi_ivrs_de_header {
340 u8 type;
341 u16 id;
342 u8 data_setting;
343};
344
345/* Length of device entry is in the top two bits of Type field above */
346
347#define ACPI_IVHD_ENTRY_LENGTH 0xC0
348
349/* Values for device entry Type field above */
350
351enum acpi_ivrs_device_entry_type {
352 /* 4-byte device entries, all use struct acpi_ivrs_device4 */
353
354 ACPI_IVRS_TYPE_PAD4 = 0,
355 ACPI_IVRS_TYPE_ALL = 1,
356 ACPI_IVRS_TYPE_SELECT = 2,
357 ACPI_IVRS_TYPE_START = 3,
358 ACPI_IVRS_TYPE_END = 4,
359
360 /* 8-byte device entries */
361
362 ACPI_IVRS_TYPE_PAD8 = 64,
363 ACPI_IVRS_TYPE_NOT_USED = 65,
364 ACPI_IVRS_TYPE_ALIAS_SELECT = 66, /* Uses struct acpi_ivrs_device8a */
365 ACPI_IVRS_TYPE_ALIAS_START = 67, /* Uses struct acpi_ivrs_device8a */
366 ACPI_IVRS_TYPE_EXT_SELECT = 70, /* Uses struct acpi_ivrs_device8b */
367 ACPI_IVRS_TYPE_EXT_START = 71, /* Uses struct acpi_ivrs_device8b */
368 ACPI_IVRS_TYPE_SPECIAL = 72 /* Uses struct acpi_ivrs_device8c */
369};
370
371/* Values for Data field above */
372
373#define ACPI_IVHD_INIT_PASS (1)
374#define ACPI_IVHD_EINT_PASS (1<<1)
375#define ACPI_IVHD_NMI_PASS (1<<2)
376#define ACPI_IVHD_SYSTEM_MGMT (3<<4)
377#define ACPI_IVHD_LINT0_PASS (1<<6)
378#define ACPI_IVHD_LINT1_PASS (1<<7)
379
380/* Types 0-4: 4-byte device entry */
381
382struct acpi_ivrs_device4 {
383 struct acpi_ivrs_de_header header;
384};
385
386/* Types 66-67: 8-byte device entry */
387
388struct acpi_ivrs_device8a {
389 struct acpi_ivrs_de_header header;
390 u8 reserved1;
391 u16 used_id;
392 u8 reserved2;
393};
394
395/* Types 70-71: 8-byte device entry */
396
397struct acpi_ivrs_device8b {
398 struct acpi_ivrs_de_header header;
399 u32 extended_data;
400};
401
402/* Values for extended_data above */
403
404#define ACPI_IVHD_ATS_DISABLED (1<<31)
405
406/* Type 72: 8-byte device entry */
407
408struct acpi_ivrs_device8c {
409 struct acpi_ivrs_de_header header;
410 u8 handle;
411 u16 used_id;
412 u8 variety;
413};
414
415/* Values for Variety field above */
416
417#define ACPI_IVHD_IOAPIC 1
418#define ACPI_IVHD_HPET 2
419
420/* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
421
422struct acpi_ivrs_memory {
423 struct acpi_ivrs_header header;
424 u16 aux_data;
425 u64 reserved;
426 u64 start_address;
427 u64 memory_length;
428};
429
430/*******************************************************************************
431 *
432 * LPIT - Low Power Idle Table
433 *
434 * Conforms to "ACPI Low Power Idle Table (LPIT)" July 2014.
435 *
436 ******************************************************************************/
437
438struct acpi_table_lpit {
439 struct acpi_table_header header; /* Common ACPI table header */
440};
441
442/* LPIT subtable header */
443
444struct acpi_lpit_header {
445 u32 type; /* Subtable type */
446 u32 length; /* Subtable length */
447 u16 unique_id;
448 u16 reserved;
449 u32 flags;
450};
451
452/* Values for subtable Type above */
453
454enum acpi_lpit_type {
455 ACPI_LPIT_TYPE_NATIVE_CSTATE = 0x00,
456 ACPI_LPIT_TYPE_RESERVED = 0x01 /* 1 and above are reserved */
457};
458
459/* Masks for Flags field above */
460
461#define ACPI_LPIT_STATE_DISABLED (1)
462#define ACPI_LPIT_NO_COUNTER (1<<1)
463
464/*
465 * LPIT subtables, correspond to Type in struct acpi_lpit_header
466 */
467
468/* 0x00: Native C-state instruction based LPI structure */
469
470struct acpi_lpit_native {
471 struct acpi_lpit_header header;
472 struct acpi_generic_address entry_trigger;
473 u32 residency;
474 u32 latency;
475 struct acpi_generic_address residency_counter;
476 u64 counter_frequency;
477};
478
479/*******************************************************************************
480 *
481 * MADT - Multiple APIC Description Table
482 * Version 3
483 *
484 ******************************************************************************/
485
486struct acpi_table_madt {
487 struct acpi_table_header header; /* Common ACPI table header */
488 u32 address; /* Physical address of local APIC */
489 u32 flags;
490};
491
492/* Masks for Flags field above */
493
494#define ACPI_MADT_PCAT_COMPAT (1) /* 00: System also has dual 8259s */
495
496/* Values for PCATCompat flag */
497
498#define ACPI_MADT_DUAL_PIC 1
499#define ACPI_MADT_MULTIPLE_APIC 0
500
501/* Values for MADT subtable type in struct acpi_subtable_header */
502
503enum acpi_madt_type {
504 ACPI_MADT_TYPE_LOCAL_APIC = 0,
505 ACPI_MADT_TYPE_IO_APIC = 1,
506 ACPI_MADT_TYPE_INTERRUPT_OVERRIDE = 2,
507 ACPI_MADT_TYPE_NMI_SOURCE = 3,
508 ACPI_MADT_TYPE_LOCAL_APIC_NMI = 4,
509 ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE = 5,
510 ACPI_MADT_TYPE_IO_SAPIC = 6,
511 ACPI_MADT_TYPE_LOCAL_SAPIC = 7,
512 ACPI_MADT_TYPE_INTERRUPT_SOURCE = 8,
513 ACPI_MADT_TYPE_LOCAL_X2APIC = 9,
514 ACPI_MADT_TYPE_LOCAL_X2APIC_NMI = 10,
515 ACPI_MADT_TYPE_GENERIC_INTERRUPT = 11,
516 ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR = 12,
517 ACPI_MADT_TYPE_GENERIC_MSI_FRAME = 13,
518 ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR = 14,
519 ACPI_MADT_TYPE_GENERIC_TRANSLATOR = 15,
520 ACPI_MADT_TYPE_RESERVED = 16 /* 16 and greater are reserved */
521};
522
523/*
524 * MADT Subtables, correspond to Type in struct acpi_subtable_header
525 */
526
527/* 0: Processor Local APIC */
528
529struct acpi_madt_local_apic {
530 struct acpi_subtable_header header;
531 u8 processor_id; /* ACPI processor id */
532 u8 id; /* Processor's local APIC id */
533 u32 lapic_flags;
534};
535
536/* 1: IO APIC */
537
538struct acpi_madt_io_apic {
539 struct acpi_subtable_header header;
540 u8 id; /* I/O APIC ID */
541 u8 reserved; /* reserved - must be zero */
542 u32 address; /* APIC physical address */
543 u32 global_irq_base; /* Global system interrupt where INTI lines start */
544};
545
546/* 2: Interrupt Override */
547
548struct acpi_madt_interrupt_override {
549 struct acpi_subtable_header header;
550 u8 bus; /* 0 - ISA */
551 u8 source_irq; /* Interrupt source (IRQ) */
552 u32 global_irq; /* Global system interrupt */
553 u16 inti_flags;
554};
555
556/* 3: NMI Source */
557
558struct acpi_madt_nmi_source {
559 struct acpi_subtable_header header;
560 u16 inti_flags;
561 u32 global_irq; /* Global system interrupt */
562};
563
564/* 4: Local APIC NMI */
565
566struct acpi_madt_local_apic_nmi {
567 struct acpi_subtable_header header;
568 u8 processor_id; /* ACPI processor id */
569 u16 inti_flags;
570 u8 lint; /* LINTn to which NMI is connected */
571};
572
573/* 5: Address Override */
574
575struct acpi_madt_local_apic_override {
576 struct acpi_subtable_header header;
577 u16 reserved; /* Reserved, must be zero */
578 u64 address; /* APIC physical address */
579};
580
581/* 6: I/O Sapic */
582
583struct acpi_madt_io_sapic {
584 struct acpi_subtable_header header;
585 u8 id; /* I/O SAPIC ID */
586 u8 reserved; /* Reserved, must be zero */
587 u32 global_irq_base; /* Global interrupt for SAPIC start */
588 u64 address; /* SAPIC physical address */
589};
590
591/* 7: Local Sapic */
592
593struct acpi_madt_local_sapic {
594 struct acpi_subtable_header header;
595 u8 processor_id; /* ACPI processor id */
596 u8 id; /* SAPIC ID */
597 u8 eid; /* SAPIC EID */
598 u8 reserved[3]; /* Reserved, must be zero */
599 u32 lapic_flags;
600 u32 uid; /* Numeric UID - ACPI 3.0 */
601 char uid_string[1]; /* String UID - ACPI 3.0 */
602};
603
604/* 8: Platform Interrupt Source */
605
606struct acpi_madt_interrupt_source {
607 struct acpi_subtable_header header;
608 u16 inti_flags;
609 u8 type; /* 1=PMI, 2=INIT, 3=corrected */
610 u8 id; /* Processor ID */
611 u8 eid; /* Processor EID */
612 u8 io_sapic_vector; /* Vector value for PMI interrupts */
613 u32 global_irq; /* Global system interrupt */
614 u32 flags; /* Interrupt Source Flags */
615};
616
617/* Masks for Flags field above */
618
619#define ACPI_MADT_CPEI_OVERRIDE (1)
620
621/* 9: Processor Local X2APIC (ACPI 4.0) */
622
623struct acpi_madt_local_x2apic {
624 struct acpi_subtable_header header;
625 u16 reserved; /* reserved - must be zero */
626 u32 local_apic_id; /* Processor x2APIC ID */
627 u32 lapic_flags;
628 u32 uid; /* ACPI processor UID */
629};
630
631/* 10: Local X2APIC NMI (ACPI 4.0) */
632
633struct acpi_madt_local_x2apic_nmi {
634 struct acpi_subtable_header header;
635 u16 inti_flags;
636 u32 uid; /* ACPI processor UID */
637 u8 lint; /* LINTn to which NMI is connected */
638 u8 reserved[3]; /* reserved - must be zero */
639};
640
641/* 11: Generic interrupt - GICC (ACPI 5.0 + ACPI 6.0 + ACPI 6.3 changes) */
642
643struct acpi_madt_generic_interrupt {
644 struct acpi_subtable_header header;
645 u16 reserved; /* reserved - must be zero */
646 u32 cpu_interface_number;
647 u32 uid;
648 u32 flags;
649 u32 parking_version;
650 u32 performance_interrupt;
651 u64 parked_address;
652 u64 base_address;
653 u64 gicv_base_address;
654 u64 gich_base_address;
655 u32 vgic_interrupt;
656 u64 gicr_base_address;
657 u64 arm_mpidr;
658 u8 efficiency_class;
659 u8 reserved2[1];
660 u16 spe_interrupt; /* ACPI 6.3 */
661};
662
663/* Masks for Flags field above */
664
665/* ACPI_MADT_ENABLED (1) Processor is usable if set */
666#define ACPI_MADT_PERFORMANCE_IRQ_MODE (1<<1) /* 01: Performance Interrupt Mode */
667#define ACPI_MADT_VGIC_IRQ_MODE (1<<2) /* 02: VGIC Maintenance Interrupt mode */
668
669/* 12: Generic Distributor (ACPI 5.0 + ACPI 6.0 changes) */
670
671struct acpi_madt_generic_distributor {
672 struct acpi_subtable_header header;
673 u16 reserved; /* reserved - must be zero */
674 u32 gic_id;
675 u64 base_address;
676 u32 global_irq_base;
677 u8 version;
678 u8 reserved2[3]; /* reserved - must be zero */
679};
680
681/* Values for Version field above */
682
683enum acpi_madt_gic_version {
684 ACPI_MADT_GIC_VERSION_NONE = 0,
685 ACPI_MADT_GIC_VERSION_V1 = 1,
686 ACPI_MADT_GIC_VERSION_V2 = 2,
687 ACPI_MADT_GIC_VERSION_V3 = 3,
688 ACPI_MADT_GIC_VERSION_V4 = 4,
689 ACPI_MADT_GIC_VERSION_RESERVED = 5 /* 5 and greater are reserved */
690};
691
692/* 13: Generic MSI Frame (ACPI 5.1) */
693
694struct acpi_madt_generic_msi_frame {
695 struct acpi_subtable_header header;
696 u16 reserved; /* reserved - must be zero */
697 u32 msi_frame_id;
698 u64 base_address;
699 u32 flags;
700 u16 spi_count;
701 u16 spi_base;
702};
703
704/* Masks for Flags field above */
705
706#define ACPI_MADT_OVERRIDE_SPI_VALUES (1)
707
708/* 14: Generic Redistributor (ACPI 5.1) */
709
710struct acpi_madt_generic_redistributor {
711 struct acpi_subtable_header header;
712 u16 reserved; /* reserved - must be zero */
713 u64 base_address;
714 u32 length;
715};
716
717/* 15: Generic Translator (ACPI 6.0) */
718
719struct acpi_madt_generic_translator {
720 struct acpi_subtable_header header;
721 u16 reserved; /* reserved - must be zero */
722 u32 translation_id;
723 u64 base_address;
724 u32 reserved2;
725};
726
727/*
728 * Common flags fields for MADT subtables
729 */
730
731/* MADT Local APIC flags */
732
733#define ACPI_MADT_ENABLED (1) /* 00: Processor is usable if set */
734
735/* MADT MPS INTI flags (inti_flags) */
736
737#define ACPI_MADT_POLARITY_MASK (3) /* 00-01: Polarity of APIC I/O input signals */
738#define ACPI_MADT_TRIGGER_MASK (3<<2) /* 02-03: Trigger mode of APIC input signals */
739
740/* Values for MPS INTI flags */
741
742#define ACPI_MADT_POLARITY_CONFORMS 0
743#define ACPI_MADT_POLARITY_ACTIVE_HIGH 1
744#define ACPI_MADT_POLARITY_RESERVED 2
745#define ACPI_MADT_POLARITY_ACTIVE_LOW 3
746
747#define ACPI_MADT_TRIGGER_CONFORMS (0)
748#define ACPI_MADT_TRIGGER_EDGE (1<<2)
749#define ACPI_MADT_TRIGGER_RESERVED (2<<2)
750#define ACPI_MADT_TRIGGER_LEVEL (3<<2)
751
752/*******************************************************************************
753 *
754 * MCFG - PCI Memory Mapped Configuration table and subtable
755 * Version 1
756 *
757 * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
758 *
759 ******************************************************************************/
760
761struct acpi_table_mcfg {
762 struct acpi_table_header header; /* Common ACPI table header */
763 u8 reserved[8];
764};
765
766/* Subtable */
767
768struct acpi_mcfg_allocation {
769 u64 address; /* Base address, processor-relative */
770 u16 pci_segment; /* PCI segment group number */
771 u8 start_bus_number; /* Starting PCI Bus number */
772 u8 end_bus_number; /* Final PCI Bus number */
773 u32 reserved;
774};
775
776/*******************************************************************************
777 *
778 * MCHI - Management Controller Host Interface Table
779 * Version 1
780 *
781 * Conforms to "Management Component Transport Protocol (MCTP) Host
782 * Interface Specification", Revision 1.0.0a, October 13, 2009
783 *
784 ******************************************************************************/
785
786struct acpi_table_mchi {
787 struct acpi_table_header header; /* Common ACPI table header */
788 u8 interface_type;
789 u8 protocol;
790 u64 protocol_data;
791 u8 interrupt_type;
792 u8 gpe;
793 u8 pci_device_flag;
794 u32 global_interrupt;
795 struct acpi_generic_address control_register;
796 u8 pci_segment;
797 u8 pci_bus;
798 u8 pci_device;
799 u8 pci_function;
800};
801
802/*******************************************************************************
803 *
804 * MPST - Memory Power State Table (ACPI 5.0)
805 * Version 1
806 *
807 ******************************************************************************/
808
809#define ACPI_MPST_CHANNEL_INFO \
810 u8 channel_id; \
811 u8 reserved1[3]; \
812 u16 power_node_count; \
813 u16 reserved2;
814
815/* Main table */
816
817struct acpi_table_mpst {
818 struct acpi_table_header header; /* Common ACPI table header */
819 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */
820};
821
822/* Memory Platform Communication Channel Info */
823
824struct acpi_mpst_channel {
825 ACPI_MPST_CHANNEL_INFO /* Platform Communication Channel */
826};
827
828/* Memory Power Node Structure */
829
830struct acpi_mpst_power_node {
831 u8 flags;
832 u8 reserved1;
833 u16 node_id;
834 u32 length;
835 u64 range_address;
836 u64 range_length;
837 u32 num_power_states;
838 u32 num_physical_components;
839};
840
841/* Values for Flags field above */
842
843#define ACPI_MPST_ENABLED 1
844#define ACPI_MPST_POWER_MANAGED 2
845#define ACPI_MPST_HOT_PLUG_CAPABLE 4
846
847/* Memory Power State Structure (follows POWER_NODE above) */
848
849struct acpi_mpst_power_state {
850 u8 power_state;
851 u8 info_index;
852};
853
854/* Physical Component ID Structure (follows POWER_STATE above) */
855
856struct acpi_mpst_component {
857 u16 component_id;
858};
859
860/* Memory Power State Characteristics Structure (follows all POWER_NODEs) */
861
862struct acpi_mpst_data_hdr {
863 u16 characteristics_count;
864 u16 reserved;
865};
866
867struct acpi_mpst_power_data {
868 u8 structure_id;
869 u8 flags;
870 u16 reserved1;
871 u32 average_power;
872 u32 power_saving;
873 u64 exit_latency;
874 u64 reserved2;
875};
876
877/* Values for Flags field above */
878
879#define ACPI_MPST_PRESERVE 1
880#define ACPI_MPST_AUTOENTRY 2
881#define ACPI_MPST_AUTOEXIT 4
882
883/* Shared Memory Region (not part of an ACPI table) */
884
885struct acpi_mpst_shared {
886 u32 signature;
887 u16 pcc_command;
888 u16 pcc_status;
889 u32 command_register;
890 u32 status_register;
891 u32 power_state_id;
892 u32 power_node_id;
893 u64 energy_consumed;
894 u64 average_power;
895};
896
897/*******************************************************************************
898 *
899 * MSCT - Maximum System Characteristics Table (ACPI 4.0)
900 * Version 1
901 *
902 ******************************************************************************/
903
904struct acpi_table_msct {
905 struct acpi_table_header header; /* Common ACPI table header */
906 u32 proximity_offset; /* Location of proximity info struct(s) */
907 u32 max_proximity_domains; /* Max number of proximity domains */
908 u32 max_clock_domains; /* Max number of clock domains */
909 u64 max_address; /* Max physical address in system */
910};
911
912/* subtable - Maximum Proximity Domain Information. Version 1 */
913
914struct acpi_msct_proximity {
915 u8 revision;
916 u8 length;
917 u32 range_start; /* Start of domain range */
918 u32 range_end; /* End of domain range */
919 u32 processor_capacity;
920 u64 memory_capacity; /* In bytes */
921};
922
923/*******************************************************************************
924 *
925 * MSDM - Microsoft Data Management table
926 *
927 * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
928 * November 29, 2011. Copyright 2011 Microsoft
929 *
930 ******************************************************************************/
931
932/* Basic MSDM table is only the common ACPI header */
933
934struct acpi_table_msdm {
935 struct acpi_table_header header; /* Common ACPI table header */
936};
937
938/*******************************************************************************
939 *
940 * MTMR - MID Timer Table
941 * Version 1
942 *
943 * Conforms to "Simple Firmware Interface Specification",
944 * Draft 0.8.2, Oct 19, 2010
945 * NOTE: The ACPI MTMR is equivalent to the SFI MTMR table.
946 *
947 ******************************************************************************/
948
949struct acpi_table_mtmr {
950 struct acpi_table_header header; /* Common ACPI table header */
951};
952
953/* MTMR entry */
954
955struct acpi_mtmr_entry {
956 struct acpi_generic_address physical_address;
957 u32 frequency;
958 u32 irq;
959};
960
961/*******************************************************************************
962 *
963 * NFIT - NVDIMM Interface Table (ACPI 6.0+)
964 * Version 1
965 *
966 ******************************************************************************/
967
968struct acpi_table_nfit {
969 struct acpi_table_header header; /* Common ACPI table header */
970 u32 reserved; /* Reserved, must be zero */
971};
972
973/* Subtable header for NFIT */
974
975struct acpi_nfit_header {
976 u16 type;
977 u16 length;
978};
979
980/* Values for subtable type in struct acpi_nfit_header */
981
982enum acpi_nfit_type {
983 ACPI_NFIT_TYPE_SYSTEM_ADDRESS = 0,
984 ACPI_NFIT_TYPE_MEMORY_MAP = 1,
985 ACPI_NFIT_TYPE_INTERLEAVE = 2,
986 ACPI_NFIT_TYPE_SMBIOS = 3,
987 ACPI_NFIT_TYPE_CONTROL_REGION = 4,
988 ACPI_NFIT_TYPE_DATA_REGION = 5,
989 ACPI_NFIT_TYPE_FLUSH_ADDRESS = 6,
990 ACPI_NFIT_TYPE_CAPABILITIES = 7,
991 ACPI_NFIT_TYPE_RESERVED = 8 /* 8 and greater are reserved */
992};
993
994/*
995 * NFIT Subtables
996 */
997
998/* 0: System Physical Address Range Structure */
999
1000struct acpi_nfit_system_address {
1001 struct acpi_nfit_header header;
1002 u16 range_index;
1003 u16 flags;
1004 u32 reserved; /* Reserved, must be zero */
1005 u32 proximity_domain;
1006 u8 range_guid[16];
1007 u64 address;
1008 u64 length;
1009 u64 memory_mapping;
1010};
1011
1012/* Flags */
1013
1014#define ACPI_NFIT_ADD_ONLINE_ONLY (1) /* 00: Add/Online Operation Only */
1015#define ACPI_NFIT_PROXIMITY_VALID (1<<1) /* 01: Proximity Domain Valid */
1016
1017/* Range Type GUIDs appear in the include/acuuid.h file */
1018
1019/* 1: Memory Device to System Address Range Map Structure */
1020
1021struct acpi_nfit_memory_map {
1022 struct acpi_nfit_header header;
1023 u32 device_handle;
1024 u16 physical_id;
1025 u16 region_id;
1026 u16 range_index;
1027 u16 region_index;
1028 u64 region_size;
1029 u64 region_offset;
1030 u64 address;
1031 u16 interleave_index;
1032 u16 interleave_ways;
1033 u16 flags;
1034 u16 reserved; /* Reserved, must be zero */
1035};
1036
1037/* Flags */
1038
1039#define ACPI_NFIT_MEM_SAVE_FAILED (1) /* 00: Last SAVE to Memory Device failed */
1040#define ACPI_NFIT_MEM_RESTORE_FAILED (1<<1) /* 01: Last RESTORE from Memory Device failed */
1041#define ACPI_NFIT_MEM_FLUSH_FAILED (1<<2) /* 02: Platform flush failed */
1042#define ACPI_NFIT_MEM_NOT_ARMED (1<<3) /* 03: Memory Device is not armed */
1043#define ACPI_NFIT_MEM_HEALTH_OBSERVED (1<<4) /* 04: Memory Device observed SMART/health events */
1044#define ACPI_NFIT_MEM_HEALTH_ENABLED (1<<5) /* 05: SMART/health events enabled */
1045#define ACPI_NFIT_MEM_MAP_FAILED (1<<6) /* 06: Mapping to SPA failed */
1046
1047/* 2: Interleave Structure */
1048
1049struct acpi_nfit_interleave {
1050 struct acpi_nfit_header header;
1051 u16 interleave_index;
1052 u16 reserved; /* Reserved, must be zero */
1053 u32 line_count;
1054 u32 line_size;
1055 u32 line_offset[1]; /* Variable length */
1056};
1057
1058/* 3: SMBIOS Management Information Structure */
1059
1060struct acpi_nfit_smbios {
1061 struct acpi_nfit_header header;
1062 u32 reserved; /* Reserved, must be zero */
1063 u8 data[1]; /* Variable length */
1064};
1065
1066/* 4: NVDIMM Control Region Structure */
1067
1068struct acpi_nfit_control_region {
1069 struct acpi_nfit_header header;
1070 u16 region_index;
1071 u16 vendor_id;
1072 u16 device_id;
1073 u16 revision_id;
1074 u16 subsystem_vendor_id;
1075 u16 subsystem_device_id;
1076 u16 subsystem_revision_id;
1077 u8 valid_fields;
1078 u8 manufacturing_location;
1079 u16 manufacturing_date;
1080 u8 reserved[2]; /* Reserved, must be zero */
1081 u32 serial_number;
1082 u16 code;
1083 u16 windows;
1084 u64 window_size;
1085 u64 command_offset;
1086 u64 command_size;
1087 u64 status_offset;
1088 u64 status_size;
1089 u16 flags;
1090 u8 reserved1[6]; /* Reserved, must be zero */
1091};
1092
1093/* Flags */
1094
1095#define ACPI_NFIT_CONTROL_BUFFERED (1) /* Block Data Windows implementation is buffered */
1096
1097/* valid_fields bits */
1098
1099#define ACPI_NFIT_CONTROL_MFG_INFO_VALID (1) /* Manufacturing fields are valid */
1100
1101/* 5: NVDIMM Block Data Window Region Structure */
1102
1103struct acpi_nfit_data_region {
1104 struct acpi_nfit_header header;
1105 u16 region_index;
1106 u16 windows;
1107 u64 offset;
1108 u64 size;
1109 u64 capacity;
1110 u64 start_address;
1111};
1112
1113/* 6: Flush Hint Address Structure */
1114
1115struct acpi_nfit_flush_address {
1116 struct acpi_nfit_header header;
1117 u32 device_handle;
1118 u16 hint_count;
1119 u8 reserved[6]; /* Reserved, must be zero */
1120 u64 hint_address[1]; /* Variable length */
1121};
1122
1123/* 7: Platform Capabilities Structure */
1124
1125struct acpi_nfit_capabilities {
1126 struct acpi_nfit_header header;
1127 u8 highest_capability;
1128 u8 reserved[3]; /* Reserved, must be zero */
1129 u32 capabilities;
1130 u32 reserved2;
1131};
1132
1133/* Capabilities Flags */
1134
1135#define ACPI_NFIT_CAPABILITY_CACHE_FLUSH (1) /* 00: Cache Flush to NVDIMM capable */
1136#define ACPI_NFIT_CAPABILITY_MEM_FLUSH (1<<1) /* 01: Memory Flush to NVDIMM capable */
1137#define ACPI_NFIT_CAPABILITY_MEM_MIRRORING (1<<2) /* 02: Memory Mirroring capable */
1138
1139/*
1140 * NFIT/DVDIMM device handle support - used as the _ADR for each NVDIMM
1141 */
1142struct nfit_device_handle {
1143 u32 handle;
1144};
1145
1146/* Device handle construction and extraction macros */
1147
1148#define ACPI_NFIT_DIMM_NUMBER_MASK 0x0000000F
1149#define ACPI_NFIT_CHANNEL_NUMBER_MASK 0x000000F0
1150#define ACPI_NFIT_MEMORY_ID_MASK 0x00000F00
1151#define ACPI_NFIT_SOCKET_ID_MASK 0x0000F000
1152#define ACPI_NFIT_NODE_ID_MASK 0x0FFF0000
1153
1154#define ACPI_NFIT_DIMM_NUMBER_OFFSET 0
1155#define ACPI_NFIT_CHANNEL_NUMBER_OFFSET 4
1156#define ACPI_NFIT_MEMORY_ID_OFFSET 8
1157#define ACPI_NFIT_SOCKET_ID_OFFSET 12
1158#define ACPI_NFIT_NODE_ID_OFFSET 16
1159
1160/* Macro to construct a NFIT/NVDIMM device handle */
1161
1162#define ACPI_NFIT_BUILD_DEVICE_HANDLE(dimm, channel, memory, socket, node) \
1163 ((dimm) | \
1164 ((channel) << ACPI_NFIT_CHANNEL_NUMBER_OFFSET) | \
1165 ((memory) << ACPI_NFIT_MEMORY_ID_OFFSET) | \
1166 ((socket) << ACPI_NFIT_SOCKET_ID_OFFSET) | \
1167 ((node) << ACPI_NFIT_NODE_ID_OFFSET))
1168
1169/* Macros to extract individual fields from a NFIT/NVDIMM device handle */
1170
1171#define ACPI_NFIT_GET_DIMM_NUMBER(handle) \
1172 ((handle) & ACPI_NFIT_DIMM_NUMBER_MASK)
1173
1174#define ACPI_NFIT_GET_CHANNEL_NUMBER(handle) \
1175 (((handle) & ACPI_NFIT_CHANNEL_NUMBER_MASK) >> ACPI_NFIT_CHANNEL_NUMBER_OFFSET)
1176
1177#define ACPI_NFIT_GET_MEMORY_ID(handle) \
1178 (((handle) & ACPI_NFIT_MEMORY_ID_MASK) >> ACPI_NFIT_MEMORY_ID_OFFSET)
1179
1180#define ACPI_NFIT_GET_SOCKET_ID(handle) \
1181 (((handle) & ACPI_NFIT_SOCKET_ID_MASK) >> ACPI_NFIT_SOCKET_ID_OFFSET)
1182
1183#define ACPI_NFIT_GET_NODE_ID(handle) \
1184 (((handle) & ACPI_NFIT_NODE_ID_MASK) >> ACPI_NFIT_NODE_ID_OFFSET)
1185
1186/*******************************************************************************
1187 *
1188 * PCCT - Platform Communications Channel Table (ACPI 5.0)
1189 * Version 2 (ACPI 6.2)
1190 *
1191 ******************************************************************************/
1192
1193struct acpi_table_pcct {
1194 struct acpi_table_header header; /* Common ACPI table header */
1195 u32 flags;
1196 u64 reserved;
1197};
1198
1199/* Values for Flags field above */
1200
1201#define ACPI_PCCT_DOORBELL 1
1202
1203/* Values for subtable type in struct acpi_subtable_header */
1204
1205enum acpi_pcct_type {
1206 ACPI_PCCT_TYPE_GENERIC_SUBSPACE = 0,
1207 ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE = 1,
1208 ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE_TYPE2 = 2, /* ACPI 6.1 */
1209 ACPI_PCCT_TYPE_EXT_PCC_MASTER_SUBSPACE = 3, /* ACPI 6.2 */
1210 ACPI_PCCT_TYPE_EXT_PCC_SLAVE_SUBSPACE = 4, /* ACPI 6.2 */
1211 ACPI_PCCT_TYPE_RESERVED = 5 /* 5 and greater are reserved */
1212};
1213
1214/*
1215 * PCCT Subtables, correspond to Type in struct acpi_subtable_header
1216 */
1217
1218/* 0: Generic Communications Subspace */
1219
1220struct acpi_pcct_subspace {
1221 struct acpi_subtable_header header;
1222 u8 reserved[6];
1223 u64 base_address;
1224 u64 length;
1225 struct acpi_generic_address doorbell_register;
1226 u64 preserve_mask;
1227 u64 write_mask;
1228 u32 latency;
1229 u32 max_access_rate;
1230 u16 min_turnaround_time;
1231};
1232
1233/* 1: HW-reduced Communications Subspace (ACPI 5.1) */
1234
1235struct acpi_pcct_hw_reduced {
1236 struct acpi_subtable_header header;
1237 u32 platform_interrupt;
1238 u8 flags;
1239 u8 reserved;
1240 u64 base_address;
1241 u64 length;
1242 struct acpi_generic_address doorbell_register;
1243 u64 preserve_mask;
1244 u64 write_mask;
1245 u32 latency;
1246 u32 max_access_rate;
1247 u16 min_turnaround_time;
1248};
1249
1250/* 2: HW-reduced Communications Subspace Type 2 (ACPI 6.1) */
1251
1252struct acpi_pcct_hw_reduced_type2 {
1253 struct acpi_subtable_header header;
1254 u32 platform_interrupt;
1255 u8 flags;
1256 u8 reserved;
1257 u64 base_address;
1258 u64 length;
1259 struct acpi_generic_address doorbell_register;
1260 u64 preserve_mask;
1261 u64 write_mask;
1262 u32 latency;
1263 u32 max_access_rate;
1264 u16 min_turnaround_time;
1265 struct acpi_generic_address platform_ack_register;
1266 u64 ack_preserve_mask;
1267 u64 ack_write_mask;
1268};
1269
1270/* 3: Extended PCC Master Subspace Type 3 (ACPI 6.2) */
1271
1272struct acpi_pcct_ext_pcc_master {
1273 struct acpi_subtable_header header;
1274 u32 platform_interrupt;
1275 u8 flags;
1276 u8 reserved1;
1277 u64 base_address;
1278 u32 length;
1279 struct acpi_generic_address doorbell_register;
1280 u64 preserve_mask;
1281 u64 write_mask;
1282 u32 latency;
1283 u32 max_access_rate;
1284 u32 min_turnaround_time;
1285 struct acpi_generic_address platform_ack_register;
1286 u64 ack_preserve_mask;
1287 u64 ack_set_mask;
1288 u64 reserved2;
1289 struct acpi_generic_address cmd_complete_register;
1290 u64 cmd_complete_mask;
1291 struct acpi_generic_address cmd_update_register;
1292 u64 cmd_update_preserve_mask;
1293 u64 cmd_update_set_mask;
1294 struct acpi_generic_address error_status_register;
1295 u64 error_status_mask;
1296};
1297
1298/* 4: Extended PCC Slave Subspace Type 4 (ACPI 6.2) */
1299
1300struct acpi_pcct_ext_pcc_slave {
1301 struct acpi_subtable_header header;
1302 u32 platform_interrupt;
1303 u8 flags;
1304 u8 reserved1;
1305 u64 base_address;
1306 u32 length;
1307 struct acpi_generic_address doorbell_register;
1308 u64 preserve_mask;
1309 u64 write_mask;
1310 u32 latency;
1311 u32 max_access_rate;
1312 u32 min_turnaround_time;
1313 struct acpi_generic_address platform_ack_register;
1314 u64 ack_preserve_mask;
1315 u64 ack_set_mask;
1316 u64 reserved2;
1317 struct acpi_generic_address cmd_complete_register;
1318 u64 cmd_complete_mask;
1319 struct acpi_generic_address cmd_update_register;
1320 u64 cmd_update_preserve_mask;
1321 u64 cmd_update_set_mask;
1322 struct acpi_generic_address error_status_register;
1323 u64 error_status_mask;
1324};
1325
1326/* Values for doorbell flags above */
1327
1328#define ACPI_PCCT_INTERRUPT_POLARITY (1)
1329#define ACPI_PCCT_INTERRUPT_MODE (1<<1)
1330
1331/*
1332 * PCC memory structures (not part of the ACPI table)
1333 */
1334
1335/* Shared Memory Region */
1336
1337struct acpi_pcct_shared_memory {
1338 u32 signature;
1339 u16 command;
1340 u16 status;
1341};
1342
1343/* Extended PCC Subspace Shared Memory Region (ACPI 6.2) */
1344
1345struct acpi_pcct_ext_pcc_shared_memory {
1346 u32 signature;
1347 u32 flags;
1348 u32 length;
1349 u32 command;
1350};
1351
1352/*******************************************************************************
1353 *
1354 * PDTT - Platform Debug Trigger Table (ACPI 6.2)
1355 * Version 0
1356 *
1357 ******************************************************************************/
1358
1359struct acpi_table_pdtt {
1360 struct acpi_table_header header; /* Common ACPI table header */
1361 u8 trigger_count;
1362 u8 reserved[3];
1363 u32 array_offset;
1364};
1365
1366/*
1367 * PDTT Communication Channel Identifier Structure.
1368 * The number of these structures is defined by trigger_count above,
1369 * starting at array_offset.
1370 */
1371struct acpi_pdtt_channel {
1372 u8 subchannel_id;
1373 u8 flags;
1374};
1375
1376/* Flags for above */
1377
1378#define ACPI_PDTT_RUNTIME_TRIGGER (1)
1379#define ACPI_PDTT_WAIT_COMPLETION (1<<1)
1380#define ACPI_PDTT_TRIGGER_ORDER (1<<2)
1381
1382/*******************************************************************************
1383 *
1384 * PMTT - Platform Memory Topology Table (ACPI 5.0)
1385 * Version 1
1386 *
1387 ******************************************************************************/
1388
1389struct acpi_table_pmtt {
1390 struct acpi_table_header header; /* Common ACPI table header */
1391 u32 reserved;
1392};
1393
1394/* Common header for PMTT subtables that follow main table */
1395
1396struct acpi_pmtt_header {
1397 u8 type;
1398 u8 reserved1;
1399 u16 length;
1400 u16 flags;
1401 u16 reserved2;
1402};
1403
1404/* Values for Type field above */
1405
1406#define ACPI_PMTT_TYPE_SOCKET 0
1407#define ACPI_PMTT_TYPE_CONTROLLER 1
1408#define ACPI_PMTT_TYPE_DIMM 2
1409#define ACPI_PMTT_TYPE_RESERVED 3 /* 0x03-0xFF are reserved */
1410
1411/* Values for Flags field above */
1412
1413#define ACPI_PMTT_TOP_LEVEL 0x0001
1414#define ACPI_PMTT_PHYSICAL 0x0002
1415#define ACPI_PMTT_MEMORY_TYPE 0x000C
1416
1417/*
1418 * PMTT subtables, correspond to Type in struct acpi_pmtt_header
1419 */
1420
1421/* 0: Socket Structure */
1422
1423struct acpi_pmtt_socket {
1424 struct acpi_pmtt_header header;
1425 u16 socket_id;
1426 u16 reserved;
1427};
1428
1429/* 1: Memory Controller subtable */
1430
1431struct acpi_pmtt_controller {
1432 struct acpi_pmtt_header header;
1433 u32 read_latency;
1434 u32 write_latency;
1435 u32 read_bandwidth;
1436 u32 write_bandwidth;
1437 u16 access_width;
1438 u16 alignment;
1439 u16 reserved;
1440 u16 domain_count;
1441};
1442
1443/* 1a: Proximity Domain substructure */
1444
1445struct acpi_pmtt_domain {
1446 u32 proximity_domain;
1447};
1448
1449/* 2: Physical Component Identifier (DIMM) */
1450
1451struct acpi_pmtt_physical_component {
1452 struct acpi_pmtt_header header;
1453 u16 component_id;
1454 u16 reserved;
1455 u32 memory_size;
1456 u32 bios_handle;
1457};
1458
1459/*******************************************************************************
1460 *
1461 * PPTT - Processor Properties Topology Table (ACPI 6.2)
1462 * Version 1
1463 *
1464 ******************************************************************************/
1465
1466struct acpi_table_pptt {
1467 struct acpi_table_header header; /* Common ACPI table header */
1468};
1469
1470/* Values for Type field above */
1471
1472enum acpi_pptt_type {
1473 ACPI_PPTT_TYPE_PROCESSOR = 0,
1474 ACPI_PPTT_TYPE_CACHE = 1,
1475 ACPI_PPTT_TYPE_ID = 2,
1476 ACPI_PPTT_TYPE_RESERVED = 3
1477};
1478
1479/* 0: Processor Hierarchy Node Structure */
1480
1481struct acpi_pptt_processor {
1482 struct acpi_subtable_header header;
1483 u16 reserved;
1484 u32 flags;
1485 u32 parent;
1486 u32 acpi_processor_id;
1487 u32 number_of_priv_resources;
1488};
1489
1490/* Flags */
1491
1492#define ACPI_PPTT_PHYSICAL_PACKAGE (1)
1493#define ACPI_PPTT_ACPI_PROCESSOR_ID_VALID (1<<1)
1494#define ACPI_PPTT_ACPI_PROCESSOR_IS_THREAD (1<<2) /* ACPI 6.3 */
1495#define ACPI_PPTT_ACPI_LEAF_NODE (1<<3) /* ACPI 6.3 */
1496#define ACPI_PPTT_ACPI_IDENTICAL (1<<4) /* ACPI 6.3 */
1497
1498/* 1: Cache Type Structure */
1499
1500struct acpi_pptt_cache {
1501 struct acpi_subtable_header header;
1502 u16 reserved;
1503 u32 flags;
1504 u32 next_level_of_cache;
1505 u32 size;
1506 u32 number_of_sets;
1507 u8 associativity;
1508 u8 attributes;
1509 u16 line_size;
1510};
1511
1512/* Flags */
1513
1514#define ACPI_PPTT_SIZE_PROPERTY_VALID (1) /* Physical property valid */
1515#define ACPI_PPTT_NUMBER_OF_SETS_VALID (1<<1) /* Number of sets valid */
1516#define ACPI_PPTT_ASSOCIATIVITY_VALID (1<<2) /* Associativity valid */
1517#define ACPI_PPTT_ALLOCATION_TYPE_VALID (1<<3) /* Allocation type valid */
1518#define ACPI_PPTT_CACHE_TYPE_VALID (1<<4) /* Cache type valid */
1519#define ACPI_PPTT_WRITE_POLICY_VALID (1<<5) /* Write policy valid */
1520#define ACPI_PPTT_LINE_SIZE_VALID (1<<6) /* Line size valid */
1521
1522/* Masks for Attributes */
1523
1524#define ACPI_PPTT_MASK_ALLOCATION_TYPE (0x03) /* Allocation type */
1525#define ACPI_PPTT_MASK_CACHE_TYPE (0x0C) /* Cache type */
1526#define ACPI_PPTT_MASK_WRITE_POLICY (0x10) /* Write policy */
1527
1528/* Attributes describing cache */
1529#define ACPI_PPTT_CACHE_READ_ALLOCATE (0x0) /* Cache line is allocated on read */
1530#define ACPI_PPTT_CACHE_WRITE_ALLOCATE (0x01) /* Cache line is allocated on write */
1531#define ACPI_PPTT_CACHE_RW_ALLOCATE (0x02) /* Cache line is allocated on read and write */
1532#define ACPI_PPTT_CACHE_RW_ALLOCATE_ALT (0x03) /* Alternate representation of above */
1533
1534#define ACPI_PPTT_CACHE_TYPE_DATA (0x0) /* Data cache */
1535#define ACPI_PPTT_CACHE_TYPE_INSTR (1<<2) /* Instruction cache */
1536#define ACPI_PPTT_CACHE_TYPE_UNIFIED (2<<2) /* Unified I & D cache */
1537#define ACPI_PPTT_CACHE_TYPE_UNIFIED_ALT (3<<2) /* Alternate representation of above */
1538
1539#define ACPI_PPTT_CACHE_POLICY_WB (0x0) /* Cache is write back */
1540#define ACPI_PPTT_CACHE_POLICY_WT (1<<4) /* Cache is write through */
1541
1542/* 2: ID Structure */
1543
1544struct acpi_pptt_id {
1545 struct acpi_subtable_header header;
1546 u16 reserved;
1547 u32 vendor_id;
1548 u64 level1_id;
1549 u64 level2_id;
1550 u16 major_rev;
1551 u16 minor_rev;
1552 u16 spin_rev;
1553};
1554
1555/*******************************************************************************
1556 *
1557 * RASF - RAS Feature Table (ACPI 5.0)
1558 * Version 1
1559 *
1560 ******************************************************************************/
1561
1562struct acpi_table_rasf {
1563 struct acpi_table_header header; /* Common ACPI table header */
1564 u8 channel_id[12];
1565};
1566
1567/* RASF Platform Communication Channel Shared Memory Region */
1568
1569struct acpi_rasf_shared_memory {
1570 u32 signature;
1571 u16 command;
1572 u16 status;
1573 u16 version;
1574 u8 capabilities[16];
1575 u8 set_capabilities[16];
1576 u16 num_parameter_blocks;
1577 u32 set_capabilities_status;
1578};
1579
1580/* RASF Parameter Block Structure Header */
1581
1582struct acpi_rasf_parameter_block {
1583 u16 type;
1584 u16 version;
1585 u16 length;
1586};
1587
1588/* RASF Parameter Block Structure for PATROL_SCRUB */
1589
1590struct acpi_rasf_patrol_scrub_parameter {
1591 struct acpi_rasf_parameter_block header;
1592 u16 patrol_scrub_command;
1593 u64 requested_address_range[2];
1594 u64 actual_address_range[2];
1595 u16 flags;
1596 u8 requested_speed;
1597};
1598
1599/* Masks for Flags and Speed fields above */
1600
1601#define ACPI_RASF_SCRUBBER_RUNNING 1
1602#define ACPI_RASF_SPEED (7<<1)
1603#define ACPI_RASF_SPEED_SLOW (0<<1)
1604#define ACPI_RASF_SPEED_MEDIUM (4<<1)
1605#define ACPI_RASF_SPEED_FAST (7<<1)
1606
1607/* Channel Commands */
1608
1609enum acpi_rasf_commands {
1610 ACPI_RASF_EXECUTE_RASF_COMMAND = 1
1611};
1612
1613/* Platform RAS Capabilities */
1614
1615enum acpi_rasf_capabiliities {
1616 ACPI_HW_PATROL_SCRUB_SUPPORTED = 0,
1617 ACPI_SW_PATROL_SCRUB_EXPOSED = 1
1618};
1619
1620/* Patrol Scrub Commands */
1621
1622enum acpi_rasf_patrol_scrub_commands {
1623 ACPI_RASF_GET_PATROL_PARAMETERS = 1,
1624 ACPI_RASF_START_PATROL_SCRUBBER = 2,
1625 ACPI_RASF_STOP_PATROL_SCRUBBER = 3
1626};
1627
1628/* Channel Command flags */
1629
1630#define ACPI_RASF_GENERATE_SCI (1<<15)
1631
1632/* Status values */
1633
1634enum acpi_rasf_status {
1635 ACPI_RASF_SUCCESS = 0,
1636 ACPI_RASF_NOT_VALID = 1,
1637 ACPI_RASF_NOT_SUPPORTED = 2,
1638 ACPI_RASF_BUSY = 3,
1639 ACPI_RASF_FAILED = 4,
1640 ACPI_RASF_ABORTED = 5,
1641 ACPI_RASF_INVALID_DATA = 6
1642};
1643
1644/* Status flags */
1645
1646#define ACPI_RASF_COMMAND_COMPLETE (1)
1647#define ACPI_RASF_SCI_DOORBELL (1<<1)
1648#define ACPI_RASF_ERROR (1<<2)
1649#define ACPI_RASF_STATUS (0x1F<<3)
1650
1651/*******************************************************************************
1652 *
1653 * SBST - Smart Battery Specification Table
1654 * Version 1
1655 *
1656 ******************************************************************************/
1657
1658struct acpi_table_sbst {
1659 struct acpi_table_header header; /* Common ACPI table header */
1660 u32 warning_level;
1661 u32 low_level;
1662 u32 critical_level;
1663};
1664
1665/*******************************************************************************
1666 *
1667 * SDEI - Software Delegated Exception Interface Descriptor Table
1668 *
1669 * Conforms to "Software Delegated Exception Interface (SDEI)" ARM DEN0054A,
1670 * May 8th, 2017. Copyright 2017 ARM Ltd.
1671 *
1672 ******************************************************************************/
1673
1674struct acpi_table_sdei {
1675 struct acpi_table_header header; /* Common ACPI table header */
1676};
1677
1678/*******************************************************************************
1679 *
1680 * SDEV - Secure Devices Table (ACPI 6.2)
1681 * Version 1
1682 *
1683 ******************************************************************************/
1684
1685struct acpi_table_sdev {
1686 struct acpi_table_header header; /* Common ACPI table header */
1687};
1688
1689struct acpi_sdev_header {
1690 u8 type;
1691 u8 flags;
1692 u16 length;
1693};
1694
1695/* Values for subtable type above */
1696
1697enum acpi_sdev_type {
1698 ACPI_SDEV_TYPE_NAMESPACE_DEVICE = 0,
1699 ACPI_SDEV_TYPE_PCIE_ENDPOINT_DEVICE = 1,
1700 ACPI_SDEV_TYPE_RESERVED = 2 /* 2 and greater are reserved */
1701};
1702
1703/* Values for flags above */
1704
1705#define ACPI_SDEV_HANDOFF_TO_UNSECURE_OS (1)
1706
1707/*
1708 * SDEV subtables
1709 */
1710
1711/* 0: Namespace Device Based Secure Device Structure */
1712
1713struct acpi_sdev_namespace {
1714 struct acpi_sdev_header header;
1715 u16 device_id_offset;
1716 u16 device_id_length;
1717 u16 vendor_data_offset;
1718 u16 vendor_data_length;
1719};
1720
1721/* 1: PCIe Endpoint Device Based Device Structure */
1722
1723struct acpi_sdev_pcie {
1724 struct acpi_sdev_header header;
1725 u16 segment;
1726 u16 start_bus;
1727 u16 path_offset;
1728 u16 path_length;
1729 u16 vendor_data_offset;
1730 u16 vendor_data_length;
1731};
1732
1733/* 1a: PCIe Endpoint path entry */
1734
1735struct acpi_sdev_pcie_path {
1736 u8 device;
1737 u8 function;
1738};
1739
1740/* Reset to default packing */
1741
1742#pragma pack()
1743
1744#endif /* __ACTBL2_H__ */
1/******************************************************************************
2 *
3 * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec)
4 *
5 *****************************************************************************/
6
7/*
8 * Copyright (C) 2000 - 2011, Intel Corp.
9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
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
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
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.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
44#ifndef __ACTBL2_H__
45#define __ACTBL2_H__
46
47/*******************************************************************************
48 *
49 * Additional ACPI Tables (2)
50 *
51 * These tables are not consumed directly by the ACPICA subsystem, but are
52 * included here to support device drivers and the AML disassembler.
53 *
54 * The tables in this file are defined by third-party specifications, and are
55 * not defined directly by the ACPI specification itself.
56 *
57 ******************************************************************************/
58
59/*
60 * Values for description table header signatures for tables defined in this
61 * file. Useful because they make it more difficult to inadvertently type in
62 * the wrong signature.
63 */
64#define ACPI_SIG_ASF "ASF!" /* Alert Standard Format table */
65#define ACPI_SIG_BOOT "BOOT" /* Simple Boot Flag Table */
66#define ACPI_SIG_DBGP "DBGP" /* Debug Port table */
67#define ACPI_SIG_DMAR "DMAR" /* DMA Remapping table */
68#define ACPI_SIG_HPET "HPET" /* High Precision Event Timer table */
69#define ACPI_SIG_IBFT "IBFT" /* i_sCSI Boot Firmware Table */
70#define ACPI_SIG_IVRS "IVRS" /* I/O Virtualization Reporting Structure */
71#define ACPI_SIG_MCFG "MCFG" /* PCI Memory Mapped Configuration table */
72#define ACPI_SIG_MCHI "MCHI" /* Management Controller Host Interface table */
73#define ACPI_SIG_SLIC "SLIC" /* Software Licensing Description Table */
74#define ACPI_SIG_SPCR "SPCR" /* Serial Port Console Redirection table */
75#define ACPI_SIG_SPMI "SPMI" /* Server Platform Management Interface table */
76#define ACPI_SIG_TCPA "TCPA" /* Trusted Computing Platform Alliance table */
77#define ACPI_SIG_UEFI "UEFI" /* Uefi Boot Optimization Table */
78#define ACPI_SIG_WAET "WAET" /* Windows ACPI Emulated devices Table */
79#define ACPI_SIG_WDAT "WDAT" /* Watchdog Action Table */
80#define ACPI_SIG_WDDT "WDDT" /* Watchdog Timer Description Table */
81#define ACPI_SIG_WDRT "WDRT" /* Watchdog Resource Table */
82
83#ifdef ACPI_UNDEFINED_TABLES
84/*
85 * These tables have been seen in the field, but no definition has been found
86 */
87#define ACPI_SIG_ATKG "ATKG"
88#define ACPI_SIG_GSCI "GSCI" /* GMCH SCI table */
89#define ACPI_SIG_IEIT "IEIT"
90#endif
91
92/*
93 * All tables must be byte-packed to match the ACPI specification, since
94 * the tables are provided by the system BIOS.
95 */
96#pragma pack(1)
97
98/*
99 * Note about bitfields: The u8 type is used for bitfields in ACPI tables.
100 * This is the only type that is even remotely portable. Anything else is not
101 * portable, so do not use any other bitfield types.
102 */
103
104/*******************************************************************************
105 *
106 * ASF - Alert Standard Format table (Signature "ASF!")
107 * Revision 0x10
108 *
109 * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
110 *
111 ******************************************************************************/
112
113struct acpi_table_asf {
114 struct acpi_table_header header; /* Common ACPI table header */
115};
116
117/* ASF subtable header */
118
119struct acpi_asf_header {
120 u8 type;
121 u8 reserved;
122 u16 length;
123};
124
125/* Values for Type field above */
126
127enum acpi_asf_type {
128 ACPI_ASF_TYPE_INFO = 0,
129 ACPI_ASF_TYPE_ALERT = 1,
130 ACPI_ASF_TYPE_CONTROL = 2,
131 ACPI_ASF_TYPE_BOOT = 3,
132 ACPI_ASF_TYPE_ADDRESS = 4,
133 ACPI_ASF_TYPE_RESERVED = 5
134};
135
136/*
137 * ASF subtables
138 */
139
140/* 0: ASF Information */
141
142struct acpi_asf_info {
143 struct acpi_asf_header header;
144 u8 min_reset_value;
145 u8 min_poll_interval;
146 u16 system_id;
147 u32 mfg_id;
148 u8 flags;
149 u8 reserved2[3];
150};
151
152/* Masks for Flags field above */
153
154#define ACPI_ASF_SMBUS_PROTOCOLS (1)
155
156/* 1: ASF Alerts */
157
158struct acpi_asf_alert {
159 struct acpi_asf_header header;
160 u8 assert_mask;
161 u8 deassert_mask;
162 u8 alerts;
163 u8 data_length;
164};
165
166struct acpi_asf_alert_data {
167 u8 address;
168 u8 command;
169 u8 mask;
170 u8 value;
171 u8 sensor_type;
172 u8 type;
173 u8 offset;
174 u8 source_type;
175 u8 severity;
176 u8 sensor_number;
177 u8 entity;
178 u8 instance;
179};
180
181/* 2: ASF Remote Control */
182
183struct acpi_asf_remote {
184 struct acpi_asf_header header;
185 u8 controls;
186 u8 data_length;
187 u16 reserved2;
188};
189
190struct acpi_asf_control_data {
191 u8 function;
192 u8 address;
193 u8 command;
194 u8 value;
195};
196
197/* 3: ASF RMCP Boot Options */
198
199struct acpi_asf_rmcp {
200 struct acpi_asf_header header;
201 u8 capabilities[7];
202 u8 completion_code;
203 u32 enterprise_id;
204 u8 command;
205 u16 parameter;
206 u16 boot_options;
207 u16 oem_parameters;
208};
209
210/* 4: ASF Address */
211
212struct acpi_asf_address {
213 struct acpi_asf_header header;
214 u8 eprom_address;
215 u8 devices;
216};
217
218/*******************************************************************************
219 *
220 * BOOT - Simple Boot Flag Table
221 * Version 1
222 *
223 * Conforms to the "Simple Boot Flag Specification", Version 2.1
224 *
225 ******************************************************************************/
226
227struct acpi_table_boot {
228 struct acpi_table_header header; /* Common ACPI table header */
229 u8 cmos_index; /* Index in CMOS RAM for the boot register */
230 u8 reserved[3];
231};
232
233/*******************************************************************************
234 *
235 * DBGP - Debug Port table
236 * Version 1
237 *
238 * Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000
239 *
240 ******************************************************************************/
241
242struct acpi_table_dbgp {
243 struct acpi_table_header header; /* Common ACPI table header */
244 u8 type; /* 0=full 16550, 1=subset of 16550 */
245 u8 reserved[3];
246 struct acpi_generic_address debug_port;
247};
248
249/*******************************************************************************
250 *
251 * DMAR - DMA Remapping table
252 * Version 1
253 *
254 * Conforms to "Intel Virtualization Technology for Directed I/O",
255 * Version 1.2, Sept. 2008
256 *
257 ******************************************************************************/
258
259struct acpi_table_dmar {
260 struct acpi_table_header header; /* Common ACPI table header */
261 u8 width; /* Host Address Width */
262 u8 flags;
263 u8 reserved[10];
264};
265
266/* Masks for Flags field above */
267
268#define ACPI_DMAR_INTR_REMAP (1)
269
270/* DMAR subtable header */
271
272struct acpi_dmar_header {
273 u16 type;
274 u16 length;
275};
276
277/* Values for subtable type in struct acpi_dmar_header */
278
279enum acpi_dmar_type {
280 ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
281 ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
282 ACPI_DMAR_TYPE_ATSR = 2,
283 ACPI_DMAR_HARDWARE_AFFINITY = 3,
284 ACPI_DMAR_TYPE_RESERVED = 4 /* 4 and greater are reserved */
285};
286
287/* DMAR Device Scope structure */
288
289struct acpi_dmar_device_scope {
290 u8 entry_type;
291 u8 length;
292 u16 reserved;
293 u8 enumeration_id;
294 u8 bus;
295};
296
297/* Values for entry_type in struct acpi_dmar_device_scope */
298
299enum acpi_dmar_scope_type {
300 ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0,
301 ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1,
302 ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2,
303 ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3,
304 ACPI_DMAR_SCOPE_TYPE_HPET = 4,
305 ACPI_DMAR_SCOPE_TYPE_RESERVED = 5 /* 5 and greater are reserved */
306};
307
308struct acpi_dmar_pci_path {
309 u8 dev;
310 u8 fn;
311};
312
313/*
314 * DMAR Sub-tables, correspond to Type in struct acpi_dmar_header
315 */
316
317/* 0: Hardware Unit Definition */
318
319struct acpi_dmar_hardware_unit {
320 struct acpi_dmar_header header;
321 u8 flags;
322 u8 reserved;
323 u16 segment;
324 u64 address; /* Register Base Address */
325};
326
327/* Masks for Flags field above */
328
329#define ACPI_DMAR_INCLUDE_ALL (1)
330
331/* 1: Reserved Memory Defininition */
332
333struct acpi_dmar_reserved_memory {
334 struct acpi_dmar_header header;
335 u16 reserved;
336 u16 segment;
337 u64 base_address; /* 4_k aligned base address */
338 u64 end_address; /* 4_k aligned limit address */
339};
340
341/* Masks for Flags field above */
342
343#define ACPI_DMAR_ALLOW_ALL (1)
344
345/* 2: Root Port ATS Capability Reporting Structure */
346
347struct acpi_dmar_atsr {
348 struct acpi_dmar_header header;
349 u8 flags;
350 u8 reserved;
351 u16 segment;
352};
353
354/* Masks for Flags field above */
355
356#define ACPI_DMAR_ALL_PORTS (1)
357
358/* 3: Remapping Hardware Static Affinity Structure */
359
360struct acpi_dmar_rhsa {
361 struct acpi_dmar_header header;
362 u32 reserved;
363 u64 base_address;
364 u32 proximity_domain;
365};
366
367/*******************************************************************************
368 *
369 * HPET - High Precision Event Timer table
370 * Version 1
371 *
372 * Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
373 * Version 1.0a, October 2004
374 *
375 ******************************************************************************/
376
377struct acpi_table_hpet {
378 struct acpi_table_header header; /* Common ACPI table header */
379 u32 id; /* Hardware ID of event timer block */
380 struct acpi_generic_address address; /* Address of event timer block */
381 u8 sequence; /* HPET sequence number */
382 u16 minimum_tick; /* Main counter min tick, periodic mode */
383 u8 flags;
384};
385
386/* Masks for Flags field above */
387
388#define ACPI_HPET_PAGE_PROTECT_MASK (3)
389
390/* Values for Page Protect flags */
391
392enum acpi_hpet_page_protect {
393 ACPI_HPET_NO_PAGE_PROTECT = 0,
394 ACPI_HPET_PAGE_PROTECT4 = 1,
395 ACPI_HPET_PAGE_PROTECT64 = 2
396};
397
398/*******************************************************************************
399 *
400 * IBFT - Boot Firmware Table
401 * Version 1
402 *
403 * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
404 * Specification", Version 1.01, March 1, 2007
405 *
406 * Note: It appears that this table is not intended to appear in the RSDT/XSDT.
407 * Therefore, it is not currently supported by the disassembler.
408 *
409 ******************************************************************************/
410
411struct acpi_table_ibft {
412 struct acpi_table_header header; /* Common ACPI table header */
413 u8 reserved[12];
414};
415
416/* IBFT common subtable header */
417
418struct acpi_ibft_header {
419 u8 type;
420 u8 version;
421 u16 length;
422 u8 index;
423 u8 flags;
424};
425
426/* Values for Type field above */
427
428enum acpi_ibft_type {
429 ACPI_IBFT_TYPE_NOT_USED = 0,
430 ACPI_IBFT_TYPE_CONTROL = 1,
431 ACPI_IBFT_TYPE_INITIATOR = 2,
432 ACPI_IBFT_TYPE_NIC = 3,
433 ACPI_IBFT_TYPE_TARGET = 4,
434 ACPI_IBFT_TYPE_EXTENSIONS = 5,
435 ACPI_IBFT_TYPE_RESERVED = 6 /* 6 and greater are reserved */
436};
437
438/* IBFT subtables */
439
440struct acpi_ibft_control {
441 struct acpi_ibft_header header;
442 u16 extensions;
443 u16 initiator_offset;
444 u16 nic0_offset;
445 u16 target0_offset;
446 u16 nic1_offset;
447 u16 target1_offset;
448};
449
450struct acpi_ibft_initiator {
451 struct acpi_ibft_header header;
452 u8 sns_server[16];
453 u8 slp_server[16];
454 u8 primary_server[16];
455 u8 secondary_server[16];
456 u16 name_length;
457 u16 name_offset;
458};
459
460struct acpi_ibft_nic {
461 struct acpi_ibft_header header;
462 u8 ip_address[16];
463 u8 subnet_mask_prefix;
464 u8 origin;
465 u8 gateway[16];
466 u8 primary_dns[16];
467 u8 secondary_dns[16];
468 u8 dhcp[16];
469 u16 vlan;
470 u8 mac_address[6];
471 u16 pci_address;
472 u16 name_length;
473 u16 name_offset;
474};
475
476struct acpi_ibft_target {
477 struct acpi_ibft_header header;
478 u8 target_ip_address[16];
479 u16 target_ip_socket;
480 u8 target_boot_lun[8];
481 u8 chap_type;
482 u8 nic_association;
483 u16 target_name_length;
484 u16 target_name_offset;
485 u16 chap_name_length;
486 u16 chap_name_offset;
487 u16 chap_secret_length;
488 u16 chap_secret_offset;
489 u16 reverse_chap_name_length;
490 u16 reverse_chap_name_offset;
491 u16 reverse_chap_secret_length;
492 u16 reverse_chap_secret_offset;
493};
494
495/*******************************************************************************
496 *
497 * IVRS - I/O Virtualization Reporting Structure
498 * Version 1
499 *
500 * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
501 * Revision 1.26, February 2009.
502 *
503 ******************************************************************************/
504
505struct acpi_table_ivrs {
506 struct acpi_table_header header; /* Common ACPI table header */
507 u32 info; /* Common virtualization info */
508 u64 reserved;
509};
510
511/* Values for Info field above */
512
513#define ACPI_IVRS_PHYSICAL_SIZE 0x00007F00 /* 7 bits, physical address size */
514#define ACPI_IVRS_VIRTUAL_SIZE 0x003F8000 /* 7 bits, virtual address size */
515#define ACPI_IVRS_ATS_RESERVED 0x00400000 /* ATS address translation range reserved */
516
517/* IVRS subtable header */
518
519struct acpi_ivrs_header {
520 u8 type; /* Subtable type */
521 u8 flags;
522 u16 length; /* Subtable length */
523 u16 device_id; /* ID of IOMMU */
524};
525
526/* Values for subtable Type above */
527
528enum acpi_ivrs_type {
529 ACPI_IVRS_TYPE_HARDWARE = 0x10,
530 ACPI_IVRS_TYPE_MEMORY1 = 0x20,
531 ACPI_IVRS_TYPE_MEMORY2 = 0x21,
532 ACPI_IVRS_TYPE_MEMORY3 = 0x22
533};
534
535/* Masks for Flags field above for IVHD subtable */
536
537#define ACPI_IVHD_TT_ENABLE (1)
538#define ACPI_IVHD_PASS_PW (1<<1)
539#define ACPI_IVHD_RES_PASS_PW (1<<2)
540#define ACPI_IVHD_ISOC (1<<3)
541#define ACPI_IVHD_IOTLB (1<<4)
542
543/* Masks for Flags field above for IVMD subtable */
544
545#define ACPI_IVMD_UNITY (1)
546#define ACPI_IVMD_READ (1<<1)
547#define ACPI_IVMD_WRITE (1<<2)
548#define ACPI_IVMD_EXCLUSION_RANGE (1<<3)
549
550/*
551 * IVRS subtables, correspond to Type in struct acpi_ivrs_header
552 */
553
554/* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
555
556struct acpi_ivrs_hardware {
557 struct acpi_ivrs_header header;
558 u16 capability_offset; /* Offset for IOMMU control fields */
559 u64 base_address; /* IOMMU control registers */
560 u16 pci_segment_group;
561 u16 info; /* MSI number and unit ID */
562 u32 reserved;
563};
564
565/* Masks for Info field above */
566
567#define ACPI_IVHD_MSI_NUMBER_MASK 0x001F /* 5 bits, MSI message number */
568#define ACPI_IVHD_UNIT_ID_MASK 0x1F00 /* 5 bits, unit_iD */
569
570/*
571 * Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure.
572 * Upper two bits of the Type field are the (encoded) length of the structure.
573 * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
574 * are reserved for future use but not defined.
575 */
576struct acpi_ivrs_de_header {
577 u8 type;
578 u16 id;
579 u8 data_setting;
580};
581
582/* Length of device entry is in the top two bits of Type field above */
583
584#define ACPI_IVHD_ENTRY_LENGTH 0xC0
585
586/* Values for device entry Type field above */
587
588enum acpi_ivrs_device_entry_type {
589 /* 4-byte device entries, all use struct acpi_ivrs_device4 */
590
591 ACPI_IVRS_TYPE_PAD4 = 0,
592 ACPI_IVRS_TYPE_ALL = 1,
593 ACPI_IVRS_TYPE_SELECT = 2,
594 ACPI_IVRS_TYPE_START = 3,
595 ACPI_IVRS_TYPE_END = 4,
596
597 /* 8-byte device entries */
598
599 ACPI_IVRS_TYPE_PAD8 = 64,
600 ACPI_IVRS_TYPE_NOT_USED = 65,
601 ACPI_IVRS_TYPE_ALIAS_SELECT = 66, /* Uses struct acpi_ivrs_device8a */
602 ACPI_IVRS_TYPE_ALIAS_START = 67, /* Uses struct acpi_ivrs_device8a */
603 ACPI_IVRS_TYPE_EXT_SELECT = 70, /* Uses struct acpi_ivrs_device8b */
604 ACPI_IVRS_TYPE_EXT_START = 71, /* Uses struct acpi_ivrs_device8b */
605 ACPI_IVRS_TYPE_SPECIAL = 72 /* Uses struct acpi_ivrs_device8c */
606};
607
608/* Values for Data field above */
609
610#define ACPI_IVHD_INIT_PASS (1)
611#define ACPI_IVHD_EINT_PASS (1<<1)
612#define ACPI_IVHD_NMI_PASS (1<<2)
613#define ACPI_IVHD_SYSTEM_MGMT (3<<4)
614#define ACPI_IVHD_LINT0_PASS (1<<6)
615#define ACPI_IVHD_LINT1_PASS (1<<7)
616
617/* Types 0-4: 4-byte device entry */
618
619struct acpi_ivrs_device4 {
620 struct acpi_ivrs_de_header header;
621};
622
623/* Types 66-67: 8-byte device entry */
624
625struct acpi_ivrs_device8a {
626 struct acpi_ivrs_de_header header;
627 u8 reserved1;
628 u16 used_id;
629 u8 reserved2;
630};
631
632/* Types 70-71: 8-byte device entry */
633
634struct acpi_ivrs_device8b {
635 struct acpi_ivrs_de_header header;
636 u32 extended_data;
637};
638
639/* Values for extended_data above */
640
641#define ACPI_IVHD_ATS_DISABLED (1<<31)
642
643/* Type 72: 8-byte device entry */
644
645struct acpi_ivrs_device8c {
646 struct acpi_ivrs_de_header header;
647 u8 handle;
648 u16 used_id;
649 u8 variety;
650};
651
652/* Values for Variety field above */
653
654#define ACPI_IVHD_IOAPIC 1
655#define ACPI_IVHD_HPET 2
656
657/* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
658
659struct acpi_ivrs_memory {
660 struct acpi_ivrs_header header;
661 u16 aux_data;
662 u64 reserved;
663 u64 start_address;
664 u64 memory_length;
665};
666
667/*******************************************************************************
668 *
669 * MCFG - PCI Memory Mapped Configuration table and sub-table
670 * Version 1
671 *
672 * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
673 *
674 ******************************************************************************/
675
676struct acpi_table_mcfg {
677 struct acpi_table_header header; /* Common ACPI table header */
678 u8 reserved[8];
679};
680
681/* Subtable */
682
683struct acpi_mcfg_allocation {
684 u64 address; /* Base address, processor-relative */
685 u16 pci_segment; /* PCI segment group number */
686 u8 start_bus_number; /* Starting PCI Bus number */
687 u8 end_bus_number; /* Final PCI Bus number */
688 u32 reserved;
689};
690
691/*******************************************************************************
692 *
693 * MCHI - Management Controller Host Interface Table
694 * Version 1
695 *
696 * Conforms to "Management Component Transport Protocol (MCTP) Host
697 * Interface Specification", Revision 1.0.0a, October 13, 2009
698 *
699 ******************************************************************************/
700
701struct acpi_table_mchi {
702 struct acpi_table_header header; /* Common ACPI table header */
703 u8 interface_type;
704 u8 protocol;
705 u64 protocol_data;
706 u8 interrupt_type;
707 u8 gpe;
708 u8 pci_device_flag;
709 u32 global_interrupt;
710 struct acpi_generic_address control_register;
711 u8 pci_segment;
712 u8 pci_bus;
713 u8 pci_device;
714 u8 pci_function;
715};
716
717/*******************************************************************************
718 *
719 * SLIC - Software Licensing Description Table
720 * Version 1
721 *
722 * Conforms to "OEM Activation 2.0 for Windows Vista Operating Systems",
723 * Copyright 2006
724 *
725 ******************************************************************************/
726
727/* Basic SLIC table is only the common ACPI header */
728
729struct acpi_table_slic {
730 struct acpi_table_header header; /* Common ACPI table header */
731};
732
733/* Common SLIC subtable header */
734
735struct acpi_slic_header {
736 u32 type;
737 u32 length;
738};
739
740/* Values for Type field above */
741
742enum acpi_slic_type {
743 ACPI_SLIC_TYPE_PUBLIC_KEY = 0,
744 ACPI_SLIC_TYPE_WINDOWS_MARKER = 1,
745 ACPI_SLIC_TYPE_RESERVED = 2 /* 2 and greater are reserved */
746};
747
748/*
749 * SLIC Sub-tables, correspond to Type in struct acpi_slic_header
750 */
751
752/* 0: Public Key Structure */
753
754struct acpi_slic_key {
755 struct acpi_slic_header header;
756 u8 key_type;
757 u8 version;
758 u16 reserved;
759 u32 algorithm;
760 char magic[4];
761 u32 bit_length;
762 u32 exponent;
763 u8 modulus[128];
764};
765
766/* 1: Windows Marker Structure */
767
768struct acpi_slic_marker {
769 struct acpi_slic_header header;
770 u32 version;
771 char oem_id[ACPI_OEM_ID_SIZE]; /* ASCII OEM identification */
772 char oem_table_id[ACPI_OEM_TABLE_ID_SIZE]; /* ASCII OEM table identification */
773 char windows_flag[8];
774 u32 slic_version;
775 u8 reserved[16];
776 u8 signature[128];
777};
778
779/*******************************************************************************
780 *
781 * SPCR - Serial Port Console Redirection table
782 * Version 1
783 *
784 * Conforms to "Serial Port Console Redirection Table",
785 * Version 1.00, January 11, 2002
786 *
787 ******************************************************************************/
788
789struct acpi_table_spcr {
790 struct acpi_table_header header; /* Common ACPI table header */
791 u8 interface_type; /* 0=full 16550, 1=subset of 16550 */
792 u8 reserved[3];
793 struct acpi_generic_address serial_port;
794 u8 interrupt_type;
795 u8 pc_interrupt;
796 u32 interrupt;
797 u8 baud_rate;
798 u8 parity;
799 u8 stop_bits;
800 u8 flow_control;
801 u8 terminal_type;
802 u8 reserved1;
803 u16 pci_device_id;
804 u16 pci_vendor_id;
805 u8 pci_bus;
806 u8 pci_device;
807 u8 pci_function;
808 u32 pci_flags;
809 u8 pci_segment;
810 u32 reserved2;
811};
812
813/* Masks for pci_flags field above */
814
815#define ACPI_SPCR_DO_NOT_DISABLE (1)
816
817/*******************************************************************************
818 *
819 * SPMI - Server Platform Management Interface table
820 * Version 5
821 *
822 * Conforms to "Intelligent Platform Management Interface Specification
823 * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
824 * June 12, 2009 markup.
825 *
826 ******************************************************************************/
827
828struct acpi_table_spmi {
829 struct acpi_table_header header; /* Common ACPI table header */
830 u8 interface_type;
831 u8 reserved; /* Must be 1 */
832 u16 spec_revision; /* Version of IPMI */
833 u8 interrupt_type;
834 u8 gpe_number; /* GPE assigned */
835 u8 reserved1;
836 u8 pci_device_flag;
837 u32 interrupt;
838 struct acpi_generic_address ipmi_register;
839 u8 pci_segment;
840 u8 pci_bus;
841 u8 pci_device;
842 u8 pci_function;
843 u8 reserved2;
844};
845
846/* Values for interface_type above */
847
848enum acpi_spmi_interface_types {
849 ACPI_SPMI_NOT_USED = 0,
850 ACPI_SPMI_KEYBOARD = 1,
851 ACPI_SPMI_SMI = 2,
852 ACPI_SPMI_BLOCK_TRANSFER = 3,
853 ACPI_SPMI_SMBUS = 4,
854 ACPI_SPMI_RESERVED = 5 /* 5 and above are reserved */
855};
856
857/*******************************************************************************
858 *
859 * TCPA - Trusted Computing Platform Alliance table
860 * Version 1
861 *
862 * Conforms to "TCG PC Specific Implementation Specification",
863 * Version 1.1, August 18, 2003
864 *
865 ******************************************************************************/
866
867struct acpi_table_tcpa {
868 struct acpi_table_header header; /* Common ACPI table header */
869 u16 reserved;
870 u32 max_log_length; /* Maximum length for the event log area */
871 u64 log_address; /* Address of the event log area */
872};
873
874/*******************************************************************************
875 *
876 * UEFI - UEFI Boot optimization Table
877 * Version 1
878 *
879 * Conforms to "Unified Extensible Firmware Interface Specification",
880 * Version 2.3, May 8, 2009
881 *
882 ******************************************************************************/
883
884struct acpi_table_uefi {
885 struct acpi_table_header header; /* Common ACPI table header */
886 u8 identifier[16]; /* UUID identifier */
887 u16 data_offset; /* Offset of remaining data in table */
888};
889
890/*******************************************************************************
891 *
892 * WAET - Windows ACPI Emulated devices Table
893 * Version 1
894 *
895 * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
896 *
897 ******************************************************************************/
898
899struct acpi_table_waet {
900 struct acpi_table_header header; /* Common ACPI table header */
901 u32 flags;
902};
903
904/* Masks for Flags field above */
905
906#define ACPI_WAET_RTC_NO_ACK (1) /* RTC requires no int acknowledge */
907#define ACPI_WAET_TIMER_ONE_READ (1<<1) /* PM timer requires only one read */
908
909/*******************************************************************************
910 *
911 * WDAT - Watchdog Action Table
912 * Version 1
913 *
914 * Conforms to "Hardware Watchdog Timers Design Specification",
915 * Copyright 2006 Microsoft Corporation.
916 *
917 ******************************************************************************/
918
919struct acpi_table_wdat {
920 struct acpi_table_header header; /* Common ACPI table header */
921 u32 header_length; /* Watchdog Header Length */
922 u16 pci_segment; /* PCI Segment number */
923 u8 pci_bus; /* PCI Bus number */
924 u8 pci_device; /* PCI Device number */
925 u8 pci_function; /* PCI Function number */
926 u8 reserved[3];
927 u32 timer_period; /* Period of one timer count (msec) */
928 u32 max_count; /* Maximum counter value supported */
929 u32 min_count; /* Minimum counter value */
930 u8 flags;
931 u8 reserved2[3];
932 u32 entries; /* Number of watchdog entries that follow */
933};
934
935/* Masks for Flags field above */
936
937#define ACPI_WDAT_ENABLED (1)
938#define ACPI_WDAT_STOPPED 0x80
939
940/* WDAT Instruction Entries (actions) */
941
942struct acpi_wdat_entry {
943 u8 action;
944 u8 instruction;
945 u16 reserved;
946 struct acpi_generic_address register_region;
947 u32 value; /* Value used with Read/Write register */
948 u32 mask; /* Bitmask required for this register instruction */
949};
950
951/* Values for Action field above */
952
953enum acpi_wdat_actions {
954 ACPI_WDAT_RESET = 1,
955 ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
956 ACPI_WDAT_GET_COUNTDOWN = 5,
957 ACPI_WDAT_SET_COUNTDOWN = 6,
958 ACPI_WDAT_GET_RUNNING_STATE = 8,
959 ACPI_WDAT_SET_RUNNING_STATE = 9,
960 ACPI_WDAT_GET_STOPPED_STATE = 10,
961 ACPI_WDAT_SET_STOPPED_STATE = 11,
962 ACPI_WDAT_GET_REBOOT = 16,
963 ACPI_WDAT_SET_REBOOT = 17,
964 ACPI_WDAT_GET_SHUTDOWN = 18,
965 ACPI_WDAT_SET_SHUTDOWN = 19,
966 ACPI_WDAT_GET_STATUS = 32,
967 ACPI_WDAT_SET_STATUS = 33,
968 ACPI_WDAT_ACTION_RESERVED = 34 /* 34 and greater are reserved */
969};
970
971/* Values for Instruction field above */
972
973enum acpi_wdat_instructions {
974 ACPI_WDAT_READ_VALUE = 0,
975 ACPI_WDAT_READ_COUNTDOWN = 1,
976 ACPI_WDAT_WRITE_VALUE = 2,
977 ACPI_WDAT_WRITE_COUNTDOWN = 3,
978 ACPI_WDAT_INSTRUCTION_RESERVED = 4, /* 4 and greater are reserved */
979 ACPI_WDAT_PRESERVE_REGISTER = 0x80 /* Except for this value */
980};
981
982/*******************************************************************************
983 *
984 * WDDT - Watchdog Descriptor Table
985 * Version 1
986 *
987 * Conforms to "Using the Intel ICH Family Watchdog Timer (WDT)",
988 * Version 001, September 2002
989 *
990 ******************************************************************************/
991
992struct acpi_table_wddt {
993 struct acpi_table_header header; /* Common ACPI table header */
994 u16 spec_version;
995 u16 table_version;
996 u16 pci_vendor_id;
997 struct acpi_generic_address address;
998 u16 max_count; /* Maximum counter value supported */
999 u16 min_count; /* Minimum counter value supported */
1000 u16 period;
1001 u16 status;
1002 u16 capability;
1003};
1004
1005/* Flags for Status field above */
1006
1007#define ACPI_WDDT_AVAILABLE (1)
1008#define ACPI_WDDT_ACTIVE (1<<1)
1009#define ACPI_WDDT_TCO_OS_OWNED (1<<2)
1010#define ACPI_WDDT_USER_RESET (1<<11)
1011#define ACPI_WDDT_WDT_RESET (1<<12)
1012#define ACPI_WDDT_POWER_FAIL (1<<13)
1013#define ACPI_WDDT_UNKNOWN_RESET (1<<14)
1014
1015/* Flags for Capability field above */
1016
1017#define ACPI_WDDT_AUTO_RESET (1)
1018#define ACPI_WDDT_ALERT_SUPPORT (1<<1)
1019
1020/*******************************************************************************
1021 *
1022 * WDRT - Watchdog Resource Table
1023 * Version 1
1024 *
1025 * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
1026 * Version 1.01, August 28, 2006
1027 *
1028 ******************************************************************************/
1029
1030struct acpi_table_wdrt {
1031 struct acpi_table_header header; /* Common ACPI table header */
1032 struct acpi_generic_address control_register;
1033 struct acpi_generic_address count_register;
1034 u16 pci_device_id;
1035 u16 pci_vendor_id;
1036 u8 pci_bus; /* PCI Bus number */
1037 u8 pci_device; /* PCI Device number */
1038 u8 pci_function; /* PCI Function number */
1039 u8 pci_segment; /* PCI Segment number */
1040 u16 max_count; /* Maximum counter value supported */
1041 u8 units;
1042};
1043
1044/* Reset to default packing */
1045
1046#pragma pack()
1047
1048#endif /* __ACTBL2_H__ */