xref: /freebsd/sys/contrib/dev/acpica/include/actbl2.h (revision 7fdf597e96a02165cfe22ff357b857d5fa15ed8a)
1 /******************************************************************************
2  *
3  * Name: actbl2.h - ACPI Table Definitions (tables not in ACPI spec)
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2023, Intel Corp.
12  * All rights reserved.
13  *
14  * 2. License
15  *
16  * 2.1. This is your license from Intel Corp. under its intellectual property
17  * rights. You may have additional license terms from the party that provided
18  * you this software, covering your right to use that party's intellectual
19  * property rights.
20  *
21  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22  * copy of the source code appearing in this file ("Covered Code") an
23  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24  * base code distributed originally by Intel ("Original Intel Code") to copy,
25  * make derivatives, distribute, use and display any portion of the Covered
26  * Code in any form, with the right to sublicense such rights; and
27  *
28  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29  * license (with the right to sublicense), under only those claims of Intel
30  * patents that are infringed by the Original Intel Code, to make, use, sell,
31  * offer to sell, and import the Covered Code and derivative works thereof
32  * solely to the minimum extent necessary to exercise the above copyright
33  * license, and in no event shall the patent license extend to any additions
34  * to or modifications of the Original Intel Code. No other license or right
35  * is granted directly or by implication, estoppel or otherwise;
36  *
37  * The above copyright and patent license is granted only if the following
38  * conditions are met:
39  *
40  * 3. Conditions
41  *
42  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43  * Redistribution of source code of any substantial portion of the Covered
44  * Code or modification with rights to further distribute source must include
45  * the above Copyright Notice, the above License, this list of Conditions,
46  * and the following Disclaimer and Export Compliance provision. In addition,
47  * Licensee must cause all Covered Code to which Licensee contributes to
48  * contain a file documenting the changes Licensee made to create that Covered
49  * Code and the date of any change. Licensee must include in that file the
50  * documentation of any changes made by any predecessor Licensee. Licensee
51  * must include a prominent statement that the modification is derived,
52  * directly or indirectly, from Original Intel Code.
53  *
54  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55  * Redistribution of source code of any substantial portion of the Covered
56  * Code or modification without rights to further distribute source must
57  * include the following Disclaimer and Export Compliance provision in the
58  * documentation and/or other materials provided with distribution. In
59  * addition, Licensee may not authorize further sublicense of source of any
60  * portion of the Covered Code, and must include terms to the effect that the
61  * license from Licensee to its licensee is limited to the intellectual
62  * property embodied in the software Licensee provides to its licensee, and
63  * not to intellectual property embodied in modifications its licensee may
64  * make.
65  *
66  * 3.3. Redistribution of Executable. Redistribution in executable form of any
67  * substantial portion of the Covered Code or modification must reproduce the
68  * above Copyright Notice, and the following Disclaimer and Export Compliance
69  * provision in the documentation and/or other materials provided with the
70  * distribution.
71  *
72  * 3.4. Intel retains all right, title, and interest in and to the Original
73  * Intel Code.
74  *
75  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76  * Intel shall be used in advertising or otherwise to promote the sale, use or
77  * other dealings in products derived from or relating to the Covered Code
78  * without prior written authorization from Intel.
79  *
80  * 4. Disclaimer and Export Compliance
81  *
82  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88  * PARTICULAR PURPOSE.
89  *
90  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97  * LIMITED REMEDY.
98  *
99  * 4.3. Licensee shall not export, either directly or indirectly, any of this
100  * software or system incorporating such software without first obtaining any
101  * required license or other approval from the U. S. Department of Commerce or
102  * any other agency or department of the United States Government. In the
103  * event Licensee exports any such software from the United States or
104  * re-exports any such software from a foreign destination, Licensee shall
105  * ensure that the distribution and export/re-export of the software is in
106  * compliance with all laws, regulations, orders, or other restrictions of the
107  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108  * any of its subsidiaries will export/re-export any technical data, process,
109  * software, or service, directly or indirectly, to any country for which the
110  * United States government or any agency thereof requires an export license,
111  * other governmental approval, or letter of assurance, without first obtaining
112  * such license, approval or letter.
113  *
114  *****************************************************************************
115  *
116  * Alternatively, you may choose to be licensed under the terms of the
117  * following license:
118  *
119  * Redistribution and use in source and binary forms, with or without
120  * modification, are permitted provided that the following conditions
121  * are met:
122  * 1. Redistributions of source code must retain the above copyright
123  *    notice, this list of conditions, and the following disclaimer,
124  *    without modification.
125  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126  *    substantially similar to the "NO WARRANTY" disclaimer below
127  *    ("Disclaimer") and any redistribution must be conditioned upon
128  *    including a substantially similar Disclaimer requirement for further
129  *    binary redistribution.
130  * 3. Neither the names of the above-listed copyright holders nor the names
131  *    of any contributors may be used to endorse or promote products derived
132  *    from this software without specific prior written permission.
133  *
134  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145  *
146  * Alternatively, you may choose to be licensed under the terms of the
147  * GNU General Public License ("GPL") version 2 as published by the Free
148  * Software Foundation.
149  *
150  *****************************************************************************/
151 
152 #ifndef __ACTBL2_H__
153 #define __ACTBL2_H__
154 
155 
156 /*******************************************************************************
157  *
158  * Additional ACPI Tables (2)
159  *
160  * These tables are not consumed directly by the ACPICA subsystem, but are
161  * included here to support device drivers and the AML disassembler.
162  *
163  ******************************************************************************/
164 
165 
166 /*
167  * Values for description table header signatures for tables defined in this
168  * file. Useful because they make it more difficult to inadvertently type in
169  * the wrong signature.
170  */
171 #define ACPI_SIG_AGDI           "AGDI"      /* Arm Generic Diagnostic Dump and Reset Device Interface */
172 #define ACPI_SIG_APMT           "APMT"      /* Arm Performance Monitoring Unit table */
173 #define ACPI_SIG_BDAT           "BDAT"      /* BIOS Data ACPI Table */
174 #define ACPI_SIG_CCEL           "CCEL"      /* CC Event Log Table */
175 #define ACPI_SIG_CDAT           "CDAT"      /* Coherent Device Attribute Table */
176 #define ACPI_SIG_IORT           "IORT"      /* IO Remapping Table */
177 #define ACPI_SIG_IVRS           "IVRS"      /* I/O Virtualization Reporting Structure */
178 #define ACPI_SIG_LPIT           "LPIT"      /* Low Power Idle Table */
179 #define ACPI_SIG_MADT           "APIC"      /* Multiple APIC Description Table */
180 #define ACPI_SIG_MCFG           "MCFG"      /* PCI Memory Mapped Configuration table */
181 #define ACPI_SIG_MCHI           "MCHI"      /* Management Controller Host Interface table */
182 #define ACPI_SIG_MPAM           "MPAM"      /* Memory System Resource Partitioning and Monitoring Table */
183 #define ACPI_SIG_MPST           "MPST"      /* Memory Power State Table */
184 #define ACPI_SIG_MSDM           "MSDM"      /* Microsoft Data Management Table */
185 #define ACPI_SIG_NFIT           "NFIT"      /* NVDIMM Firmware Interface Table */
186 #define ACPI_SIG_NHLT           "NHLT"      /* Non HD Audio Link Table */
187 #define ACPI_SIG_PCCT           "PCCT"      /* Platform Communications Channel Table */
188 #define ACPI_SIG_PDTT           "PDTT"      /* Platform Debug Trigger Table */
189 #define ACPI_SIG_PHAT           "PHAT"      /* Platform Health Assessment Table */
190 #define ACPI_SIG_PMTT           "PMTT"      /* Platform Memory Topology Table */
191 #define ACPI_SIG_PPTT           "PPTT"      /* Processor Properties Topology Table */
192 #define ACPI_SIG_PRMT           "PRMT"      /* Platform Runtime Mechanism Table */
193 #define ACPI_SIG_RASF           "RASF"      /* RAS Feature table */
194 #define ACPI_SIG_RGRT           "RGRT"      /* Regulatory Graphics Resource Table */
195 #define ACPI_SIG_RHCT           "RHCT"      /* RISC-V Hart Capabilities Table */
196 #define ACPI_SIG_SBST           "SBST"      /* Smart Battery Specification Table */
197 #define ACPI_SIG_SDEI           "SDEI"      /* Software Delegated Exception Interface Table */
198 #define ACPI_SIG_SDEV           "SDEV"      /* Secure Devices table */
199 #define ACPI_SIG_SVKL           "SVKL"      /* Storage Volume Key Location Table */
200 #define ACPI_SIG_TDEL           "TDEL"      /* TD Event Log Table */
201 
202 
203 /*
204  * All tables must be byte-packed to match the ACPI specification, since
205  * the tables are provided by the system BIOS.
206  */
207 #pragma pack(1)
208 
209 /*
210  * Note: C bitfields are not used for this reason:
211  *
212  * "Bitfields are great and easy to read, but unfortunately the C language
213  * does not specify the layout of bitfields in memory, which means they are
214  * essentially useless for dealing with packed data in on-disk formats or
215  * binary wire protocols." (Or ACPI tables and buffers.) "If you ask me,
216  * this decision was a design error in C. Ritchie could have picked an order
217  * and stuck with it." Norman Ramsey.
218  * See http://stackoverflow.com/a/1053662/41661
219  */
220 
221 
222 /*******************************************************************************
223  *
224  * AEST - Arm Error Source Table
225  *
226  * Conforms to: ACPI for the Armv8 RAS Extensions 1.1 Platform Design Document
227  * September 2020.
228  *
229  ******************************************************************************/
230 
231 typedef struct acpi_table_aest
232 {
233     ACPI_TABLE_HEADER       Header;
234 
235 } ACPI_TABLE_AEST;
236 
237 /* Common Subtable header - one per Node Structure (Subtable) */
238 
239 typedef struct acpi_aest_hdr
240 {
241     UINT8                   Type;
242     UINT16                  Length;
243     UINT8                   Reserved;
244     UINT32                  NodeSpecificOffset;
245     UINT32                  NodeInterfaceOffset;
246     UINT32                  NodeInterruptOffset;
247     UINT32                  NodeInterruptCount;
248     UINT64                  TimestampRate;
249     UINT64                  Reserved1;
250     UINT64                  ErrorInjectionRate;
251 
252 } ACPI_AEST_HEADER;
253 
254 /* Values for Type above */
255 
256 #define ACPI_AEST_PROCESSOR_ERROR_NODE      0
257 #define ACPI_AEST_MEMORY_ERROR_NODE         1
258 #define ACPI_AEST_SMMU_ERROR_NODE           2
259 #define ACPI_AEST_VENDOR_ERROR_NODE         3
260 #define ACPI_AEST_GIC_ERROR_NODE            4
261 #define ACPI_AEST_NODE_TYPE_RESERVED        5 /* 5 and above are reserved */
262 
263 
264 /*
265  * AEST subtables (Error nodes)
266  */
267 
268 /* 0: Processor Error */
269 
270 typedef struct acpi_aest_processor
271 {
272     UINT32                  ProcessorId;
273     UINT8                   ResourceType;
274     UINT8                   Reserved;
275     UINT8                   Flags;
276     UINT8                   Revision;
277     UINT64                  ProcessorAffinity;
278 
279 } ACPI_AEST_PROCESSOR;
280 
281 /* Values for ResourceType above, related structs below */
282 
283 #define ACPI_AEST_CACHE_RESOURCE            0
284 #define ACPI_AEST_TLB_RESOURCE              1
285 #define ACPI_AEST_GENERIC_RESOURCE          2
286 #define ACPI_AEST_RESOURCE_RESERVED         3   /* 3 and above are reserved */
287 
288 /* 0R: Processor Cache Resource Substructure */
289 
290 typedef struct acpi_aest_processor_cache
291 {
292     UINT32                  CacheReference;
293     UINT32                  Reserved;
294 
295 } ACPI_AEST_PROCESSOR_CACHE;
296 
297 /* Values for CacheType above */
298 
299 #define ACPI_AEST_CACHE_DATA                0
300 #define ACPI_AEST_CACHE_INSTRUCTION         1
301 #define ACPI_AEST_CACHE_UNIFIED             2
302 #define ACPI_AEST_CACHE_RESERVED            3   /* 3 and above are reserved */
303 
304 /* 1R: Processor TLB Resource Substructure */
305 
306 typedef struct acpi_aest_processor_tlb
307 {
308     UINT32                  TlbLevel;
309     UINT32                  Reserved;
310 
311 } ACPI_AEST_PROCESSOR_TLB;
312 
313 /* 2R: Processor Generic Resource Substructure */
314 
315 typedef struct acpi_aest_processor_generic
316 {
317     UINT32                   Resource;
318 
319 } ACPI_AEST_PROCESSOR_GENERIC;
320 
321 /* 1: Memory Error */
322 
323 typedef struct acpi_aest_memory
324 {
325     UINT32                  SratProximityDomain;
326 
327 } ACPI_AEST_MEMORY;
328 
329 /* 2: Smmu Error */
330 
331 typedef struct acpi_aest_smmu
332 {
333     UINT32                  IortNodeReference;
334     UINT32                  SubcomponentReference;
335 
336 } ACPI_AEST_SMMU;
337 
338 /* 3: Vendor Defined */
339 
340 typedef struct acpi_aest_vendor
341 {
342     UINT32                  AcpiHid;
343     UINT32                  AcpiUid;
344     UINT8                   VendorSpecificData[16];
345 
346 } ACPI_AEST_VENDOR;
347 
348 /* 4: Gic Error */
349 
350 typedef struct acpi_aest_gic
351 {
352     UINT32                  InterfaceType;
353     UINT32                  InstanceId;
354 
355 } ACPI_AEST_GIC;
356 
357 /* Values for InterfaceType above */
358 
359 #define ACPI_AEST_GIC_CPU                   0
360 #define ACPI_AEST_GIC_DISTRIBUTOR           1
361 #define ACPI_AEST_GIC_REDISTRIBUTOR         2
362 #define ACPI_AEST_GIC_ITS                   3
363 #define ACPI_AEST_GIC_RESERVED              4   /* 4 and above are reserved */
364 
365 
366 /* Node Interface Structure */
367 
368 typedef struct acpi_aest_node_interface
369 {
370     UINT8                   Type;
371     UINT8                   Reserved[3];
372     UINT32                  Flags;
373     UINT64                  Address;
374     UINT32                  ErrorRecordIndex;
375     UINT32                  ErrorRecordCount;
376     UINT64                  ErrorRecordImplemented;
377     UINT64                  ErrorStatusReporting;
378     UINT64                  AddressingMode;
379 
380 } ACPI_AEST_NODE_INTERFACE;
381 
382 /* Values for Type field above */
383 
384 #define ACPI_AEST_NODE_SYSTEM_REGISTER      0
385 #define ACPI_AEST_NODE_MEMORY_MAPPED        1
386 #define ACPI_AEST_XFACE_RESERVED            2   /* 2 and above are reserved */
387 
388 /* Node Interrupt Structure */
389 
390 typedef struct acpi_aest_node_interrupt
391 {
392     UINT8                   Type;
393     UINT8                   Reserved[2];
394     UINT8                   Flags;
395     UINT32                  Gsiv;
396     UINT8                   IortId;
397     UINT8                   Reserved1[3];
398 
399 } ACPI_AEST_NODE_INTERRUPT;
400 
401 /* Values for Type field above */
402 
403 #define ACPI_AEST_NODE_FAULT_HANDLING       0
404 #define ACPI_AEST_NODE_ERROR_RECOVERY       1
405 #define ACPI_AEST_XRUPT_RESERVED            2   /* 2 and above are reserved */
406 
407 
408 /*******************************************************************************
409  * AGDI - Arm Generic Diagnostic Dump and Reset Device Interface
410  *
411  * Conforms to "ACPI for Arm Components 1.1, Platform Design Document"
412  * ARM DEN0093 v1.1
413  *
414  ******************************************************************************/
415 typedef struct acpi_table_agdi
416 {
417     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
418     UINT8                   Flags;
419     UINT8                   Reserved[3];
420     UINT32                  SdeiEvent;
421     UINT32                  Gsiv;
422 
423 } ACPI_TABLE_AGDI;
424 
425 /* Mask for Flags field above */
426 
427 #define ACPI_AGDI_SIGNALING_MODE (1)
428 
429 
430 /*******************************************************************************
431  *
432  * APMT - ARM Performance Monitoring Unit Table
433  *
434  * Conforms to:
435  * ARM Performance Monitoring Unit Architecture 1.0 Platform Design Document
436  * ARM DEN0117 v1.0 November 25, 2021
437  *
438  ******************************************************************************/
439 
440 typedef struct acpi_table_apmt {
441     ACPI_TABLE_HEADER Header;    /* Common ACPI table header */
442 } ACPI_TABLE_APMT;
443 
444 #define ACPI_APMT_NODE_ID_LENGTH                4
445 
446 /*
447  * APMT subtables
448  */
449 typedef struct acpi_apmt_node {
450     UINT16                       Length;
451     UINT8                        Flags;
452     UINT8                        Type;
453     UINT32                       Id;
454     UINT64                       InstPrimary;
455     UINT32                       InstSecondary;
456     UINT64                       BaseAddress0;
457     UINT64                       BaseAddress1;
458     UINT32                       OvflwIrq;
459     UINT32                       Reserved;
460     UINT32                       OvflwIrqFlags;
461     UINT32                       ProcAffinity;
462     UINT32                       ImplId;
463 } ACPI_APMT_NODE;
464 
465 /* Masks for Flags field above */
466 
467 #define ACPI_APMT_FLAGS_DUAL_PAGE               (1<<0)
468 #define ACPI_APMT_FLAGS_AFFINITY                (1<<1)
469 #define ACPI_APMT_FLAGS_ATOMIC                  (1<<2)
470 
471 /* Values for Flags dual page field above */
472 
473 #define ACPI_APMT_FLAGS_DUAL_PAGE_NSUPP         (0<<0)
474 #define ACPI_APMT_FLAGS_DUAL_PAGE_SUPP          (1<<0)
475 
476 /* Values for Flags processor affinity field above */
477 #define ACPI_APMT_FLAGS_AFFINITY_PROC           (0<<1)
478 #define ACPI_APMT_FLAGS_AFFINITY_PROC_CONTAINER (1<<1)
479 
480 /* Values for Flags 64-bit atomic field above */
481 #define ACPI_APMT_FLAGS_ATOMIC_NSUPP            (0<<2)
482 #define ACPI_APMT_FLAGS_ATOMIC_SUPP             (1<<2)
483 
484 /* Values for Type field above */
485 
486 enum acpi_apmt_node_type {
487     ACPI_APMT_NODE_TYPE_MC                      = 0x00,
488     ACPI_APMT_NODE_TYPE_SMMU                    = 0x01,
489     ACPI_APMT_NODE_TYPE_PCIE_ROOT               = 0x02,
490     ACPI_APMT_NODE_TYPE_ACPI                    = 0x03,
491     ACPI_APMT_NODE_TYPE_CACHE                   = 0x04,
492     ACPI_APMT_NODE_TYPE_COUNT
493 };
494 
495 /* Masks for ovflw_irq_flags field above */
496 
497 #define ACPI_APMT_OVFLW_IRQ_FLAGS_MODE          (1<<0)
498 #define ACPI_APMT_OVFLW_IRQ_FLAGS_TYPE          (1<<1)
499 
500 /* Values for ovflw_irq_flags mode field above */
501 
502 #define ACPI_APMT_OVFLW_IRQ_FLAGS_MODE_LEVEL    (0<<0)
503 #define ACPI_APMT_OVFLW_IRQ_FLAGS_MODE_EDGE     (1<<0)
504 
505 /* Values for ovflw_irq_flags type field above */
506 
507 #define ACPI_APMT_OVFLW_IRQ_FLAGS_TYPE_WIRED    (0<<1)
508 
509 
510 /*******************************************************************************
511  *
512  * BDAT - BIOS Data ACPI Table
513  *
514  * Conforms to "BIOS Data ACPI Table", Interface Specification v4.0 Draft 5
515  * Nov 2020
516  *
517  ******************************************************************************/
518 
519 typedef struct acpi_table_bdat
520 {
521     ACPI_TABLE_HEADER       Header;
522     ACPI_GENERIC_ADDRESS    Gas;
523 
524 } ACPI_TABLE_BDAT;
525 
526 /*******************************************************************************
527  *
528  * CCEL - CC-Event Log
529  *        From: "Guest-Host-Communication Interface (GHCI) for Intel
530  *        Trust Domain Extensions (Intel TDX)". Feb 2022
531  *
532  ******************************************************************************/
533 
534 typedef struct acpi_table_ccel
535 {
536     ACPI_TABLE_HEADER       Header; /* Common ACPI table header */
537     UINT8                   CCType;
538     UINT8                   CCSubType;
539     UINT16                  Reserved;
540     UINT64                  LogAreaMinimumLength;
541     UINT64                  LogAreaStartAddress;
542 
543 } ACPI_TABLE_CCEL;
544 
545 /*******************************************************************************
546  *
547  * IORT - IO Remapping Table
548  *
549  * Conforms to "IO Remapping Table System Software on ARM Platforms",
550  * Document number: ARM DEN 0049E.e, Sep 2022
551  *
552  ******************************************************************************/
553 
554 typedef struct acpi_table_iort
555 {
556     ACPI_TABLE_HEADER       Header;
557     UINT32                  NodeCount;
558     UINT32                  NodeOffset;
559     UINT32                  Reserved;
560 
561 } ACPI_TABLE_IORT;
562 
563 
564 /*
565  * IORT subtables
566  */
567 typedef struct acpi_iort_node
568 {
569     UINT8                   Type;
570     UINT16                  Length;
571     UINT8                   Revision;
572     UINT32                  Identifier;
573     UINT32                  MappingCount;
574     UINT32                  MappingOffset;
575     char                    NodeData[];
576 
577 } ACPI_IORT_NODE;
578 
579 /* Values for subtable Type above */
580 
581 enum AcpiIortNodeType
582 {
583     ACPI_IORT_NODE_ITS_GROUP            = 0x00,
584     ACPI_IORT_NODE_NAMED_COMPONENT      = 0x01,
585     ACPI_IORT_NODE_PCI_ROOT_COMPLEX     = 0x02,
586     ACPI_IORT_NODE_SMMU                 = 0x03,
587     ACPI_IORT_NODE_SMMU_V3              = 0x04,
588     ACPI_IORT_NODE_PMCG                 = 0x05,
589     ACPI_IORT_NODE_RMR                  = 0x06,
590 };
591 
592 
593 typedef struct acpi_iort_id_mapping
594 {
595     UINT32                  InputBase;          /* Lowest value in input range */
596     UINT32                  IdCount;            /* Number of IDs */
597     UINT32                  OutputBase;         /* Lowest value in output range */
598     UINT32                  OutputReference;    /* A reference to the output node */
599     UINT32                  Flags;
600 
601 } ACPI_IORT_ID_MAPPING;
602 
603 /* Masks for Flags field above for IORT subtable */
604 
605 #define ACPI_IORT_ID_SINGLE_MAPPING (1)
606 
607 
608 typedef struct acpi_iort_memory_access
609 {
610     UINT32                  CacheCoherency;
611     UINT8                   Hints;
612     UINT16                  Reserved;
613     UINT8                   MemoryFlags;
614 
615 } ACPI_IORT_MEMORY_ACCESS;
616 
617 /* Values for CacheCoherency field above */
618 
619 #define ACPI_IORT_NODE_COHERENT         0x00000001  /* The device node is fully coherent */
620 #define ACPI_IORT_NODE_NOT_COHERENT     0x00000000  /* The device node is not coherent */
621 
622 /* Masks for Hints field above */
623 
624 #define ACPI_IORT_HT_TRANSIENT          (1)
625 #define ACPI_IORT_HT_WRITE              (1<<1)
626 #define ACPI_IORT_HT_READ               (1<<2)
627 #define ACPI_IORT_HT_OVERRIDE           (1<<3)
628 
629 /* Masks for MemoryFlags field above */
630 
631 #define ACPI_IORT_MF_COHERENCY          (1)
632 #define ACPI_IORT_MF_ATTRIBUTES         (1<<1)
633 
634 
635 /*
636  * IORT node specific subtables
637  */
638 typedef struct acpi_iort_its_group
639 {
640     UINT32                  ItsCount;
641     UINT32                  Identifiers[];          /* GIC ITS identifier array */
642 
643 } ACPI_IORT_ITS_GROUP;
644 
645 
646 typedef struct acpi_iort_named_component
647 {
648     UINT32                  NodeFlags;
649     UINT64                  MemoryProperties;       /* Memory access properties */
650     UINT8                   MemoryAddressLimit;     /* Memory address size limit */
651     char                    DeviceName[];           /* Path of namespace object */
652 
653 } ACPI_IORT_NAMED_COMPONENT;
654 
655 /* Masks for Flags field above */
656 
657 #define ACPI_IORT_NC_STALL_SUPPORTED    (1)
658 #define ACPI_IORT_NC_PASID_BITS         (31<<1)
659 
660 typedef struct acpi_iort_root_complex
661 {
662     UINT64                  MemoryProperties;       /* Memory access properties */
663     UINT32                  AtsAttribute;
664     UINT32                  PciSegmentNumber;
665     UINT8                   MemoryAddressLimit;     /* Memory address size limit */
666     UINT16                  PasidCapabilities;      /* PASID Capabilities */
667     UINT8                   Reserved[];             /* Reserved, must be zero */
668 
669 } ACPI_IORT_ROOT_COMPLEX;
670 
671 /* Masks for AtsAttribute field above */
672 
673 #define ACPI_IORT_ATS_SUPPORTED         (1)     /* The root complex ATS support */
674 #define ACPI_IORT_PRI_SUPPORTED         (1<<1)  /* The root complex PRI support */
675 #define ACPI_IORT_PASID_FWD_SUPPORTED   (1<<2)  /* The root complex PASID forward support */
676 
677 /* Masks for PasidCapabilities field above */
678 #define ACPI_IORT_PASID_MAX_WIDTH       (0x1F)  /* Bits 0-4 */
679 
680 typedef struct acpi_iort_smmu
681 {
682     UINT64                  BaseAddress;            /* SMMU base address */
683     UINT64                  Span;                   /* Length of memory range */
684     UINT32                  Model;
685     UINT32                  Flags;
686     UINT32                  GlobalInterruptOffset;
687     UINT32                  ContextInterruptCount;
688     UINT32                  ContextInterruptOffset;
689     UINT32                  PmuInterruptCount;
690     UINT32                  PmuInterruptOffset;
691     UINT64                  Interrupts[];           /* Interrupt array */
692 
693 } ACPI_IORT_SMMU;
694 
695 /* Values for Model field above */
696 
697 #define ACPI_IORT_SMMU_V1               0x00000000  /* Generic SMMUv1 */
698 #define ACPI_IORT_SMMU_V2               0x00000001  /* Generic SMMUv2 */
699 #define ACPI_IORT_SMMU_CORELINK_MMU400  0x00000002  /* ARM Corelink MMU-400 */
700 #define ACPI_IORT_SMMU_CORELINK_MMU500  0x00000003  /* ARM Corelink MMU-500 */
701 #define ACPI_IORT_SMMU_CORELINK_MMU401  0x00000004  /* ARM Corelink MMU-401 */
702 #define ACPI_IORT_SMMU_CAVIUM_THUNDERX  0x00000005  /* Cavium ThunderX SMMUv2 */
703 
704 /* Masks for Flags field above */
705 
706 #define ACPI_IORT_SMMU_DVM_SUPPORTED    (1)
707 #define ACPI_IORT_SMMU_COHERENT_WALK    (1<<1)
708 
709 /* Global interrupt format */
710 
711 typedef struct acpi_iort_smmu_gsi
712 {
713     UINT32                  NSgIrpt;
714     UINT32                  NSgIrptFlags;
715     UINT32                  NSgCfgIrpt;
716     UINT32                  NSgCfgIrptFlags;
717 
718 } ACPI_IORT_SMMU_GSI;
719 
720 
721 typedef struct acpi_iort_smmu_v3
722 {
723     UINT64                  BaseAddress;            /* SMMUv3 base address */
724     UINT32                  Flags;
725     UINT32                  Reserved;
726     UINT64                  VatosAddress;
727     UINT32                  Model;
728     UINT32                  EventGsiv;
729     UINT32                  PriGsiv;
730     UINT32                  GerrGsiv;
731     UINT32                  SyncGsiv;
732     UINT32                  Pxm;
733     UINT32                  IdMappingIndex;
734 
735 } ACPI_IORT_SMMU_V3;
736 
737 /* Values for Model field above */
738 
739 #define ACPI_IORT_SMMU_V3_GENERIC           0x00000000  /* Generic SMMUv3 */
740 #define ACPI_IORT_SMMU_V3_HISILICON_HI161X  0x00000001  /* HiSilicon Hi161x SMMUv3 */
741 #define ACPI_IORT_SMMU_V3_CAVIUM_CN99XX     0x00000002  /* Cavium CN99xx SMMUv3 */
742 
743 /* Masks for Flags field above */
744 
745 #define ACPI_IORT_SMMU_V3_COHACC_OVERRIDE   (1)
746 #define ACPI_IORT_SMMU_V3_HTTU_OVERRIDE     (3<<1)
747 #define ACPI_IORT_SMMU_V3_PXM_VALID         (1<<3)
748 #define ACPI_IORT_SMMU_V3_DEVICEID_VALID    (1<<4)
749 
750 typedef struct acpi_iort_pmcg
751 {
752     UINT64                  Page0BaseAddress;
753     UINT32                  OverflowGsiv;
754     UINT32                  NodeReference;
755     UINT64                  Page1BaseAddress;
756 
757 } ACPI_IORT_PMCG;
758 
759 typedef struct acpi_iort_rmr {
760     UINT32 Flags;
761     UINT32 RmrCount;
762     UINT32 RmrOffset;
763 
764 } ACPI_IORT_RMR;
765 
766 /* Masks for Flags field above */
767 #define ACPI_IORT_RMR_REMAP_PERMITTED      (1)
768 #define ACPI_IORT_RMR_ACCESS_PRIVILEGE     (1<<1)
769 
770 /*
771  * Macro to access the Access Attributes in flags field above:
772  *  Access Attributes is encoded in bits 9:2
773  */
774 #define ACPI_IORT_RMR_ACCESS_ATTRIBUTES(flags)          (((flags) >> 2) & 0xFF)
775 
776 /* Values for above Access Attributes */
777 
778 #define ACPI_IORT_RMR_ATTR_DEVICE_NGNRNE   0x00
779 #define ACPI_IORT_RMR_ATTR_DEVICE_NGNRE    0x01
780 #define ACPI_IORT_RMR_ATTR_DEVICE_NGRE     0x02
781 #define ACPI_IORT_RMR_ATTR_DEVICE_GRE      0x03
782 #define ACPI_IORT_RMR_ATTR_NORMAL_NC       0x04
783 #define ACPI_IORT_RMR_ATTR_NORMAL_IWB_OWB  0x05
784 
785 typedef struct acpi_iort_rmr_desc {
786     UINT64 BaseAddress;
787     UINT64 Length;
788     UINT32 Reserved;
789 
790 } ACPI_IORT_RMR_DESC;
791 
792 /*******************************************************************************
793  *
794  * IVRS - I/O Virtualization Reporting Structure
795  *        Version 1
796  *
797  * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
798  * Revision 1.26, February 2009.
799  *
800  ******************************************************************************/
801 
802 typedef struct acpi_table_ivrs
803 {
804     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
805     UINT32                  Info;               /* Common virtualization info */
806     UINT64                  Reserved;
807 
808 } ACPI_TABLE_IVRS;
809 
810 /* Values for Info field above */
811 
812 #define ACPI_IVRS_PHYSICAL_SIZE     0x00007F00  /* 7 bits, physical address size */
813 #define ACPI_IVRS_VIRTUAL_SIZE      0x003F8000  /* 7 bits, virtual address size */
814 #define ACPI_IVRS_ATS_RESERVED      0x00400000  /* ATS address translation range reserved */
815 
816 
817 /* IVRS subtable header */
818 
819 typedef struct acpi_ivrs_header
820 {
821     UINT8                   Type;               /* Subtable type */
822     UINT8                   Flags;
823     UINT16                  Length;             /* Subtable length */
824     UINT16                  DeviceId;           /* ID of IOMMU */
825 
826 } ACPI_IVRS_HEADER;
827 
828 /* Values for subtable Type above */
829 
830 enum AcpiIvrsType
831 {
832     ACPI_IVRS_TYPE_HARDWARE1        = 0x10,
833     ACPI_IVRS_TYPE_HARDWARE2        = 0x11,
834     ACPI_IVRS_TYPE_HARDWARE3        = 0x40,
835     ACPI_IVRS_TYPE_MEMORY1          = 0x20,
836     ACPI_IVRS_TYPE_MEMORY2          = 0x21,
837     ACPI_IVRS_TYPE_MEMORY3          = 0x22
838 };
839 
840 /* Masks for Flags field above for IVHD subtable */
841 
842 #define ACPI_IVHD_TT_ENABLE         (1)
843 #define ACPI_IVHD_PASS_PW           (1<<1)
844 #define ACPI_IVHD_RES_PASS_PW       (1<<2)
845 #define ACPI_IVHD_ISOC              (1<<3)
846 #define ACPI_IVHD_IOTLB             (1<<4)
847 
848 /* Masks for Flags field above for IVMD subtable */
849 
850 #define ACPI_IVMD_UNITY             (1)
851 #define ACPI_IVMD_READ              (1<<1)
852 #define ACPI_IVMD_WRITE             (1<<2)
853 #define ACPI_IVMD_EXCLUSION_RANGE   (1<<3)
854 
855 
856 /*
857  * IVRS subtables, correspond to Type in ACPI_IVRS_HEADER
858  */
859 
860 /* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
861 
862 typedef struct acpi_ivrs_hardware_10
863 {
864     ACPI_IVRS_HEADER        Header;
865     UINT16                  CapabilityOffset;   /* Offset for IOMMU control fields */
866     UINT64                  BaseAddress;        /* IOMMU control registers */
867     UINT16                  PciSegmentGroup;
868     UINT16                  Info;               /* MSI number and unit ID */
869     UINT32                  FeatureReporting;
870 
871 } ACPI_IVRS_HARDWARE1;
872 
873 /* 0x11: I/O Virtualization Hardware Definition Block (IVHD) */
874 
875 typedef struct acpi_ivrs_hardware_11
876 {
877     ACPI_IVRS_HEADER        Header;
878     UINT16                  CapabilityOffset;   /* Offset for IOMMU control fields */
879     UINT64                  BaseAddress;        /* IOMMU control registers */
880     UINT16                  PciSegmentGroup;
881     UINT16                  Info;               /* MSI number and unit ID */
882     UINT32                  Attributes;
883     UINT64                  EfrRegisterImage;
884     UINT64                  Reserved;
885 } ACPI_IVRS_HARDWARE2;
886 
887 /* Masks for Info field above */
888 
889 #define ACPI_IVHD_MSI_NUMBER_MASK   0x001F      /* 5 bits, MSI message number */
890 #define ACPI_IVHD_UNIT_ID_MASK      0x1F00      /* 5 bits, UnitID */
891 
892 
893 /*
894  * Device Entries for IVHD subtable, appear after ACPI_IVRS_HARDWARE structure.
895  * Upper two bits of the Type field are the (encoded) length of the structure.
896  * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
897  * are reserved for future use but not defined.
898  */
899 typedef struct acpi_ivrs_de_header
900 {
901     UINT8                   Type;
902     UINT16                  Id;
903     UINT8                   DataSetting;
904 
905 } ACPI_IVRS_DE_HEADER;
906 
907 /* Length of device entry is in the top two bits of Type field above */
908 
909 #define ACPI_IVHD_ENTRY_LENGTH      0xC0
910 
911 /* Values for device entry Type field above */
912 
913 enum AcpiIvrsDeviceEntryType
914 {
915     /* 4-byte device entries, all use ACPI_IVRS_DEVICE4 */
916 
917     ACPI_IVRS_TYPE_PAD4             = 0,
918     ACPI_IVRS_TYPE_ALL              = 1,
919     ACPI_IVRS_TYPE_SELECT           = 2,
920     ACPI_IVRS_TYPE_START            = 3,
921     ACPI_IVRS_TYPE_END              = 4,
922 
923     /* 8-byte device entries */
924 
925     ACPI_IVRS_TYPE_PAD8             = 64,
926     ACPI_IVRS_TYPE_NOT_USED         = 65,
927     ACPI_IVRS_TYPE_ALIAS_SELECT     = 66, /* Uses ACPI_IVRS_DEVICE8A */
928     ACPI_IVRS_TYPE_ALIAS_START      = 67, /* Uses ACPI_IVRS_DEVICE8A */
929     ACPI_IVRS_TYPE_EXT_SELECT       = 70, /* Uses ACPI_IVRS_DEVICE8B */
930     ACPI_IVRS_TYPE_EXT_START        = 71, /* Uses ACPI_IVRS_DEVICE8B */
931     ACPI_IVRS_TYPE_SPECIAL          = 72, /* Uses ACPI_IVRS_DEVICE8C */
932 
933     /* Variable-length device entries */
934 
935     ACPI_IVRS_TYPE_HID              = 240 /* Uses ACPI_IVRS_DEVICE_HID */
936 };
937 
938 /* Values for Data field above */
939 
940 #define ACPI_IVHD_INIT_PASS         (1)
941 #define ACPI_IVHD_EINT_PASS         (1<<1)
942 #define ACPI_IVHD_NMI_PASS          (1<<2)
943 #define ACPI_IVHD_SYSTEM_MGMT       (3<<4)
944 #define ACPI_IVHD_LINT0_PASS        (1<<6)
945 #define ACPI_IVHD_LINT1_PASS        (1<<7)
946 
947 
948 /* Types 0-4: 4-byte device entry */
949 
950 typedef struct acpi_ivrs_device4
951 {
952     ACPI_IVRS_DE_HEADER     Header;
953 
954 } ACPI_IVRS_DEVICE4;
955 
956 /* Types 66-67: 8-byte device entry */
957 
958 typedef struct acpi_ivrs_device8a
959 {
960     ACPI_IVRS_DE_HEADER     Header;
961     UINT8                   Reserved1;
962     UINT16                  UsedId;
963     UINT8                   Reserved2;
964 
965 } ACPI_IVRS_DEVICE8A;
966 
967 /* Types 70-71: 8-byte device entry */
968 
969 typedef struct acpi_ivrs_device8b
970 {
971     ACPI_IVRS_DE_HEADER     Header;
972     UINT32                  ExtendedData;
973 
974 } ACPI_IVRS_DEVICE8B;
975 
976 /* Values for ExtendedData above */
977 
978 #define ACPI_IVHD_ATS_DISABLED      (1<<31)
979 
980 /* Type 72: 8-byte device entry */
981 
982 typedef struct acpi_ivrs_device8c
983 {
984     ACPI_IVRS_DE_HEADER     Header;
985     UINT8                   Handle;
986     UINT16                  UsedId;
987     UINT8                   Variety;
988 
989 } ACPI_IVRS_DEVICE8C;
990 
991 /* Values for Variety field above */
992 
993 #define ACPI_IVHD_IOAPIC            1
994 #define ACPI_IVHD_HPET              2
995 
996 /* Type 240: variable-length device entry */
997 
998 typedef struct acpi_ivrs_device_hid
999 {
1000     ACPI_IVRS_DE_HEADER     Header;
1001     UINT64                  AcpiHid;
1002     UINT64                  AcpiCid;
1003     UINT8                   UidType;
1004     UINT8                   UidLength;
1005 
1006 } ACPI_IVRS_DEVICE_HID;
1007 
1008 /* Values for UidType above */
1009 
1010 #define ACPI_IVRS_UID_NOT_PRESENT   0
1011 #define ACPI_IVRS_UID_IS_INTEGER    1
1012 #define ACPI_IVRS_UID_IS_STRING     2
1013 
1014 /* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
1015 
1016 typedef struct acpi_ivrs_memory
1017 {
1018     ACPI_IVRS_HEADER        Header;
1019     UINT16                  AuxData;
1020     UINT64                  Reserved;
1021     UINT64                  StartAddress;
1022     UINT64                  MemoryLength;
1023 
1024 } ACPI_IVRS_MEMORY;
1025 
1026 
1027 /*******************************************************************************
1028  *
1029  * LPIT - Low Power Idle Table
1030  *
1031  * Conforms to "ACPI Low Power Idle Table (LPIT)" July 2014.
1032  *
1033  ******************************************************************************/
1034 
1035 typedef struct acpi_table_lpit
1036 {
1037     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1038 
1039 } ACPI_TABLE_LPIT;
1040 
1041 
1042 /* LPIT subtable header */
1043 
1044 typedef struct acpi_lpit_header
1045 {
1046     UINT32                  Type;               /* Subtable type */
1047     UINT32                  Length;             /* Subtable length */
1048     UINT16                  UniqueId;
1049     UINT16                  Reserved;
1050     UINT32                  Flags;
1051 
1052 } ACPI_LPIT_HEADER;
1053 
1054 /* Values for subtable Type above */
1055 
1056 enum AcpiLpitType
1057 {
1058     ACPI_LPIT_TYPE_NATIVE_CSTATE    = 0x00,
1059     ACPI_LPIT_TYPE_RESERVED         = 0x01      /* 1 and above are reserved */
1060 };
1061 
1062 /* Masks for Flags field above  */
1063 
1064 #define ACPI_LPIT_STATE_DISABLED    (1)
1065 #define ACPI_LPIT_NO_COUNTER        (1<<1)
1066 
1067 /*
1068  * LPIT subtables, correspond to Type in ACPI_LPIT_HEADER
1069  */
1070 
1071 /* 0x00: Native C-state instruction based LPI structure */
1072 
1073 typedef struct acpi_lpit_native
1074 {
1075     ACPI_LPIT_HEADER        Header;
1076     ACPI_GENERIC_ADDRESS    EntryTrigger;
1077     UINT32                  Residency;
1078     UINT32                  Latency;
1079     ACPI_GENERIC_ADDRESS    ResidencyCounter;
1080     UINT64                  CounterFrequency;
1081 
1082 } ACPI_LPIT_NATIVE;
1083 
1084 
1085 /*******************************************************************************
1086  *
1087  * MADT - Multiple APIC Description Table
1088  *        Version 3
1089  *
1090  ******************************************************************************/
1091 
1092 typedef struct acpi_table_madt
1093 {
1094     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1095     UINT32                  Address;            /* Physical address of local APIC */
1096     UINT32                  Flags;
1097 
1098 } ACPI_TABLE_MADT;
1099 
1100 /* Masks for Flags field above */
1101 
1102 #define ACPI_MADT_PCAT_COMPAT       (1)         /* 00: System also has dual 8259s */
1103 
1104 /* Values for PCATCompat flag */
1105 
1106 #define ACPI_MADT_DUAL_PIC          1
1107 #define ACPI_MADT_MULTIPLE_APIC     0
1108 
1109 
1110 /* Values for MADT subtable type in ACPI_SUBTABLE_HEADER */
1111 
1112 enum AcpiMadtType
1113 {
1114     ACPI_MADT_TYPE_LOCAL_APIC               = 0,
1115     ACPI_MADT_TYPE_IO_APIC                  = 1,
1116     ACPI_MADT_TYPE_INTERRUPT_OVERRIDE       = 2,
1117     ACPI_MADT_TYPE_NMI_SOURCE               = 3,
1118     ACPI_MADT_TYPE_LOCAL_APIC_NMI           = 4,
1119     ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE      = 5,
1120     ACPI_MADT_TYPE_IO_SAPIC                 = 6,
1121     ACPI_MADT_TYPE_LOCAL_SAPIC              = 7,
1122     ACPI_MADT_TYPE_INTERRUPT_SOURCE         = 8,
1123     ACPI_MADT_TYPE_LOCAL_X2APIC             = 9,
1124     ACPI_MADT_TYPE_LOCAL_X2APIC_NMI         = 10,
1125     ACPI_MADT_TYPE_GENERIC_INTERRUPT        = 11,
1126     ACPI_MADT_TYPE_GENERIC_DISTRIBUTOR      = 12,
1127     ACPI_MADT_TYPE_GENERIC_MSI_FRAME        = 13,
1128     ACPI_MADT_TYPE_GENERIC_REDISTRIBUTOR    = 14,
1129     ACPI_MADT_TYPE_GENERIC_TRANSLATOR       = 15,
1130     ACPI_MADT_TYPE_MULTIPROC_WAKEUP         = 16,
1131     ACPI_MADT_TYPE_CORE_PIC                 = 17,
1132     ACPI_MADT_TYPE_LIO_PIC                  = 18,
1133     ACPI_MADT_TYPE_HT_PIC                   = 19,
1134     ACPI_MADT_TYPE_EIO_PIC                  = 20,
1135     ACPI_MADT_TYPE_MSI_PIC                  = 21,
1136     ACPI_MADT_TYPE_BIO_PIC                  = 22,
1137     ACPI_MADT_TYPE_LPC_PIC                  = 23,
1138     ACPI_MADT_TYPE_RINTC                    = 24,
1139     ACPI_MADT_TYPE_IMSIC                    = 25,
1140     ACPI_MADT_TYPE_APLIC                    = 26,
1141     ACPI_MADT_TYPE_PLIC                     = 27,
1142     ACPI_MADT_TYPE_RESERVED                 = 28,   /* 28 to 0x7F are reserved */
1143     ACPI_MADT_TYPE_OEM_RESERVED             = 0x80  /* 0x80 to 0xFF are reserved for OEM use */
1144 };
1145 
1146 
1147 /*
1148  * MADT Subtables, correspond to Type in ACPI_SUBTABLE_HEADER
1149  */
1150 
1151 /* 0: Processor Local APIC */
1152 
1153 typedef struct acpi_madt_local_apic
1154 {
1155     ACPI_SUBTABLE_HEADER    Header;
1156     UINT8                   ProcessorId;        /* ACPI processor id */
1157     UINT8                   Id;                 /* Processor's local APIC id */
1158     UINT32                  LapicFlags;
1159 
1160 } ACPI_MADT_LOCAL_APIC;
1161 
1162 
1163 /* 1: IO APIC */
1164 
1165 typedef struct acpi_madt_io_apic
1166 {
1167     ACPI_SUBTABLE_HEADER    Header;
1168     UINT8                   Id;                 /* I/O APIC ID */
1169     UINT8                   Reserved;           /* Reserved - must be zero */
1170     UINT32                  Address;            /* APIC physical address */
1171     UINT32                  GlobalIrqBase;      /* Global system interrupt where INTI lines start */
1172 
1173 } ACPI_MADT_IO_APIC;
1174 
1175 
1176 /* 2: Interrupt Override */
1177 
1178 typedef struct acpi_madt_interrupt_override
1179 {
1180     ACPI_SUBTABLE_HEADER    Header;
1181     UINT8                   Bus;                /* 0 - ISA */
1182     UINT8                   SourceIrq;          /* Interrupt source (IRQ) */
1183     UINT32                  GlobalIrq;          /* Global system interrupt */
1184     UINT16                  IntiFlags;
1185 
1186 } ACPI_MADT_INTERRUPT_OVERRIDE;
1187 
1188 
1189 /* 3: NMI Source */
1190 
1191 typedef struct acpi_madt_nmi_source
1192 {
1193     ACPI_SUBTABLE_HEADER    Header;
1194     UINT16                  IntiFlags;
1195     UINT32                  GlobalIrq;          /* Global system interrupt */
1196 
1197 } ACPI_MADT_NMI_SOURCE;
1198 
1199 
1200 /* 4: Local APIC NMI */
1201 
1202 typedef struct acpi_madt_local_apic_nmi
1203 {
1204     ACPI_SUBTABLE_HEADER    Header;
1205     UINT8                   ProcessorId;        /* ACPI processor id */
1206     UINT16                  IntiFlags;
1207     UINT8                   Lint;               /* LINTn to which NMI is connected */
1208 
1209 } ACPI_MADT_LOCAL_APIC_NMI;
1210 
1211 
1212 /* 5: Address Override */
1213 
1214 typedef struct acpi_madt_local_apic_override
1215 {
1216     ACPI_SUBTABLE_HEADER    Header;
1217     UINT16                  Reserved;           /* Reserved, must be zero */
1218     UINT64                  Address;            /* APIC physical address */
1219 
1220 } ACPI_MADT_LOCAL_APIC_OVERRIDE;
1221 
1222 
1223 /* 6: I/O Sapic */
1224 
1225 typedef struct acpi_madt_io_sapic
1226 {
1227     ACPI_SUBTABLE_HEADER    Header;
1228     UINT8                   Id;                 /* I/O SAPIC ID */
1229     UINT8                   Reserved;           /* Reserved, must be zero */
1230     UINT32                  GlobalIrqBase;      /* Global interrupt for SAPIC start */
1231     UINT64                  Address;            /* SAPIC physical address */
1232 
1233 } ACPI_MADT_IO_SAPIC;
1234 
1235 
1236 /* 7: Local Sapic */
1237 
1238 typedef struct acpi_madt_local_sapic
1239 {
1240     ACPI_SUBTABLE_HEADER    Header;
1241     UINT8                   ProcessorId;        /* ACPI processor id */
1242     UINT8                   Id;                 /* SAPIC ID */
1243     UINT8                   Eid;                /* SAPIC EID */
1244     UINT8                   Reserved[3];        /* Reserved, must be zero */
1245     UINT32                  LapicFlags;
1246     UINT32                  Uid;                /* Numeric UID - ACPI 3.0 */
1247     char                    UidString[];        /* String UID  - ACPI 3.0 */
1248 
1249 } ACPI_MADT_LOCAL_SAPIC;
1250 
1251 
1252 /* 8: Platform Interrupt Source */
1253 
1254 typedef struct acpi_madt_interrupt_source
1255 {
1256     ACPI_SUBTABLE_HEADER    Header;
1257     UINT16                  IntiFlags;
1258     UINT8                   Type;               /* 1=PMI, 2=INIT, 3=corrected */
1259     UINT8                   Id;                 /* Processor ID */
1260     UINT8                   Eid;                /* Processor EID */
1261     UINT8                   IoSapicVector;      /* Vector value for PMI interrupts */
1262     UINT32                  GlobalIrq;          /* Global system interrupt */
1263     UINT32                  Flags;              /* Interrupt Source Flags */
1264 
1265 } ACPI_MADT_INTERRUPT_SOURCE;
1266 
1267 /* Masks for Flags field above */
1268 
1269 #define ACPI_MADT_CPEI_OVERRIDE     (1)
1270 
1271 
1272 /* 9: Processor Local X2APIC (ACPI 4.0) */
1273 
1274 typedef struct acpi_madt_local_x2apic
1275 {
1276     ACPI_SUBTABLE_HEADER    Header;
1277     UINT16                  Reserved;           /* Reserved - must be zero */
1278     UINT32                  LocalApicId;        /* Processor x2APIC ID  */
1279     UINT32                  LapicFlags;
1280     UINT32                  Uid;                /* ACPI processor UID */
1281 
1282 } ACPI_MADT_LOCAL_X2APIC;
1283 
1284 
1285 /* 10: Local X2APIC NMI (ACPI 4.0) */
1286 
1287 typedef struct acpi_madt_local_x2apic_nmi
1288 {
1289     ACPI_SUBTABLE_HEADER    Header;
1290     UINT16                  IntiFlags;
1291     UINT32                  Uid;                /* ACPI processor UID */
1292     UINT8                   Lint;               /* LINTn to which NMI is connected */
1293     UINT8                   Reserved[3];        /* Reserved - must be zero */
1294 
1295 } ACPI_MADT_LOCAL_X2APIC_NMI;
1296 
1297 
1298 /* 11: Generic Interrupt - GICC (ACPI 5.0 + ACPI 6.0 + ACPI 6.3 + ACPI 6.5 changes) */
1299 
1300 typedef struct acpi_madt_generic_interrupt
1301 {
1302     ACPI_SUBTABLE_HEADER    Header;
1303     UINT16                  Reserved;           /* Reserved - must be zero */
1304     UINT32                  CpuInterfaceNumber;
1305     UINT32                  Uid;
1306     UINT32                  Flags;
1307     UINT32                  ParkingVersion;
1308     UINT32                  PerformanceInterrupt;
1309     UINT64                  ParkedAddress;
1310     UINT64                  BaseAddress;
1311     UINT64                  GicvBaseAddress;
1312     UINT64                  GichBaseAddress;
1313     UINT32                  VgicInterrupt;
1314     UINT64                  GicrBaseAddress;
1315     UINT64                  ArmMpidr;
1316     UINT8                   EfficiencyClass;
1317     UINT8                   Reserved2[1];
1318     UINT16                  SpeInterrupt;       /* ACPI 6.3 */
1319     UINT16                  TrbeInterrupt;      /* ACPI 6.5 */
1320 
1321 } ACPI_MADT_GENERIC_INTERRUPT;
1322 
1323 /* Masks for Flags field above */
1324 
1325 /* ACPI_MADT_ENABLED                    (1)      Processor is usable if set */
1326 #define ACPI_MADT_PERFORMANCE_IRQ_MODE  (1<<1)  /* 01: Performance Interrupt Mode */
1327 #define ACPI_MADT_VGIC_IRQ_MODE         (1<<2)  /* 02: VGIC Maintenance Interrupt mode */
1328 
1329 
1330 /* 12: Generic Distributor (ACPI 5.0 + ACPI 6.0 changes) */
1331 
1332 typedef struct acpi_madt_generic_distributor
1333 {
1334     ACPI_SUBTABLE_HEADER    Header;
1335     UINT16                  Reserved;           /* Reserved - must be zero */
1336     UINT32                  GicId;
1337     UINT64                  BaseAddress;
1338     UINT32                  GlobalIrqBase;
1339     UINT8                   Version;
1340     UINT8                   Reserved2[3];       /* Reserved - must be zero */
1341 
1342 } ACPI_MADT_GENERIC_DISTRIBUTOR;
1343 
1344 /* Values for Version field above */
1345 
1346 enum AcpiMadtGicVersion
1347 {
1348     ACPI_MADT_GIC_VERSION_NONE          = 0,
1349     ACPI_MADT_GIC_VERSION_V1            = 1,
1350     ACPI_MADT_GIC_VERSION_V2            = 2,
1351     ACPI_MADT_GIC_VERSION_V3            = 3,
1352     ACPI_MADT_GIC_VERSION_V4            = 4,
1353     ACPI_MADT_GIC_VERSION_RESERVED      = 5     /* 5 and greater are reserved */
1354 };
1355 
1356 
1357 /* 13: Generic MSI Frame (ACPI 5.1) */
1358 
1359 typedef struct acpi_madt_generic_msi_frame
1360 {
1361     ACPI_SUBTABLE_HEADER    Header;
1362     UINT16                  Reserved;           /* Reserved - must be zero */
1363     UINT32                  MsiFrameId;
1364     UINT64                  BaseAddress;
1365     UINT32                  Flags;
1366     UINT16                  SpiCount;
1367     UINT16                  SpiBase;
1368 
1369 } ACPI_MADT_GENERIC_MSI_FRAME;
1370 
1371 /* Masks for Flags field above */
1372 
1373 #define ACPI_MADT_OVERRIDE_SPI_VALUES   (1)
1374 
1375 
1376 /* 14: Generic Redistributor (ACPI 5.1) */
1377 
1378 typedef struct acpi_madt_generic_redistributor
1379 {
1380     ACPI_SUBTABLE_HEADER    Header;
1381     UINT16                  Reserved;           /* reserved - must be zero */
1382     UINT64                  BaseAddress;
1383     UINT32                  Length;
1384 
1385 } ACPI_MADT_GENERIC_REDISTRIBUTOR;
1386 
1387 
1388 /* 15: Generic Translator (ACPI 6.0) */
1389 
1390 typedef struct acpi_madt_generic_translator
1391 {
1392     ACPI_SUBTABLE_HEADER    Header;
1393     UINT16                  Reserved;           /* reserved - must be zero */
1394     UINT32                  TranslationId;
1395     UINT64                  BaseAddress;
1396     UINT32                  Reserved2;
1397 
1398 } ACPI_MADT_GENERIC_TRANSLATOR;
1399 
1400 /* 16: Multiprocessor wakeup (ACPI 6.4) */
1401 
1402 typedef struct acpi_madt_multiproc_wakeup
1403 {
1404     ACPI_SUBTABLE_HEADER    Header;
1405     UINT16                  MailboxVersion;
1406     UINT32                  Reserved;           /* reserved - must be zero */
1407     UINT64                  BaseAddress;
1408 
1409 } ACPI_MADT_MULTIPROC_WAKEUP;
1410 
1411 #define ACPI_MULTIPROC_WAKEUP_MB_OS_SIZE        2032
1412 #define ACPI_MULTIPROC_WAKEUP_MB_FIRMWARE_SIZE  2048
1413 
1414 typedef struct acpi_madt_multiproc_wakeup_mailbox
1415 {
1416     UINT16                  Command;
1417     UINT16                  Reserved; /* reserved - must be zero */
1418     UINT32                  ApicId;
1419     UINT64                  WakeupVector;
1420     UINT8                   ReservedOs[ACPI_MULTIPROC_WAKEUP_MB_OS_SIZE]; /* reserved for OS use */
1421     UINT8                   ReservedFirmware[ACPI_MULTIPROC_WAKEUP_MB_FIRMWARE_SIZE]; /* reserved for firmware use */
1422 
1423 } ACPI_MADT_MULTIPROC_WAKEUP_MAILBOX;
1424 
1425 #define ACPI_MP_WAKE_COMMAND_WAKEUP    1
1426 
1427 /* 17: CPU Core Interrupt Controller (ACPI 6.5) */
1428 
1429 typedef struct acpi_madt_core_pic {
1430     ACPI_SUBTABLE_HEADER    Header;
1431     UINT8                   Version;
1432     UINT32                  ProcessorId;
1433     UINT32                  CoreId;
1434     UINT32                  Flags;
1435 } ACPI_MADT_CORE_PIC;
1436 
1437 /* Values for Version field above */
1438 
1439 enum AcpiMadtCorePicVersion {
1440     ACPI_MADT_CORE_PIC_VERSION_NONE     = 0,
1441     ACPI_MADT_CORE_PIC_VERSION_V1       = 1,
1442     ACPI_MADT_CORE_PIC_VERSION_RESERVED = 2	/* 2 and greater are reserved */
1443 };
1444 
1445 /* 18: Legacy I/O Interrupt Controller (ACPI 6.5) */
1446 
1447 typedef struct acpi_madt_lio_pic {
1448     ACPI_SUBTABLE_HEADER    Header;
1449     UINT8                   Version;
1450     UINT64                  Address;
1451     UINT16                  Size;
1452     UINT8                   Cascade[2];
1453     UINT32                  CascadeMap[2];
1454 } ACPI_MADT_LIO_PIC;
1455 
1456 /* Values for Version field above */
1457 
1458 enum AcpiMadtLioPicVersion {
1459     ACPI_MADT_LIO_PIC_VERSION_NONE      = 0,
1460     ACPI_MADT_LIO_PIC_VERSION_V1        = 1,
1461     ACPI_MADT_LIO_PIC_VERSION_RESERVED  = 2	/* 2 and greater are reserved */
1462 };
1463 
1464 /* 19: HT Interrupt Controller (ACPI 6.5) */
1465 
1466 typedef struct acpi_madt_ht_pic {
1467     ACPI_SUBTABLE_HEADER    Header;
1468     UINT8                   Version;
1469     UINT64                  Address;
1470     UINT16                  Size;
1471     UINT8                   Cascade[8];
1472 } ACPI_MADT_HT_PIC;
1473 
1474 /* Values for Version field above */
1475 
1476 enum AcpiMadtHtPicVersion {
1477     ACPI_MADT_HT_PIC_VERSION_NONE       = 0,
1478     ACPI_MADT_HT_PIC_VERSION_V1         = 1,
1479     ACPI_MADT_HT_PIC_VERSION_RESERVED   = 2	/* 2 and greater are reserved */
1480 };
1481 
1482 /* 20: Extend I/O Interrupt Controller (ACPI 6.5) */
1483 
1484 typedef struct acpi_madt_eio_pic {
1485     ACPI_SUBTABLE_HEADER    Header;
1486     UINT8                   Version;
1487     UINT8                   Cascade;
1488     UINT8                   Node;
1489     UINT64                  NodeMap;
1490 } ACPI_MADT_EIO_PIC;
1491 
1492 /* Values for Version field above */
1493 
1494 enum AcpiMadtEioPicVersion {
1495     ACPI_MADT_EIO_PIC_VERSION_NONE      = 0,
1496     ACPI_MADT_EIO_PIC_VERSION_V1        = 1,
1497     ACPI_MADT_EIO_PIC_VERSION_RESERVED  = 2	/* 2 and greater are reserved */
1498 };
1499 
1500 /* 21: MSI Interrupt Controller (ACPI 6.5) */
1501 
1502 typedef struct acpi_madt_msi_pic {
1503     ACPI_SUBTABLE_HEADER    Header;
1504     UINT8                   Version;
1505     UINT64                  MsgAddress;
1506     UINT32                  Start;
1507     UINT32                  Count;
1508 } ACPI_MADT_MSI_PIC;
1509 
1510 /* Values for Version field above */
1511 
1512 enum AcpiMadtMsiPicVersion {
1513     ACPI_MADT_MSI_PIC_VERSION_NONE      = 0,
1514     ACPI_MADT_MSI_PIC_VERSION_V1        = 1,
1515     ACPI_MADT_MSI_PIC_VERSION_RESERVED  = 2	/* 2 and greater are reserved */
1516 };
1517 
1518 /* 22: Bridge I/O Interrupt Controller (ACPI 6.5) */
1519 
1520 typedef struct acpi_madt_bio_pic {
1521     ACPI_SUBTABLE_HEADER    Header;
1522     UINT8                   Version;
1523     UINT64                  Address;
1524     UINT16                  Size;
1525     UINT16                  Id;
1526     UINT16                  GsiBase;
1527 } ACPI_MADT_BIO_PIC;
1528 
1529 /* Values for Version field above */
1530 
1531 enum AcpiMadtBioPicVersion {
1532     ACPI_MADT_BIO_PIC_VERSION_NONE        = 0,
1533     ACPI_MADT_BIO_PIC_VERSION_V1          = 1,
1534     ACPI_MADT_BIO_PIC_VERSION_RESERVED    = 2	/* 2 and greater are reserved */
1535 };
1536 
1537 /* 23: LPC Interrupt Controller (ACPI 6.5) */
1538 
1539 typedef struct acpi_madt_lpc_pic {
1540     ACPI_SUBTABLE_HEADER    Header;
1541     UINT8                   Version;
1542     UINT64                  Address;
1543     UINT16                  Size;
1544     UINT8                   Cascade;
1545 } ACPI_MADT_LPC_PIC;
1546 
1547 /* Values for Version field above */
1548 
1549 enum AcpiMadtLpcPicVersion {
1550     ACPI_MADT_LPC_PIC_VERSION_NONE       = 0,
1551     ACPI_MADT_LPC_PIC_VERSION_V1         = 1,
1552     ACPI_MADT_LPC_PIC_VERSION_RESERVED   = 2	/* 2 and greater are reserved */
1553 };
1554 
1555 /* 24: RISC-V INTC */
1556 typedef struct acpi_madt_rintc {
1557     ACPI_SUBTABLE_HEADER    Header;
1558     UINT8                   Version;
1559     UINT8                   Reserved;
1560     UINT32                  Flags;
1561     UINT64                  HartId;
1562     UINT32                  Uid;                /* ACPI processor UID */
1563     UINT32                  ExtIntcId;          /* External INTC Id */
1564     UINT64                  ImsicAddr;          /* IMSIC base address */
1565     UINT32                  ImsicSize;          /* IMSIC size */
1566 } ACPI_MADT_RINTC;
1567 
1568 /* Values for RISC-V INTC Version field above */
1569 
1570 enum AcpiMadtRintcVersion {
1571     ACPI_MADT_RINTC_VERSION_NONE       = 0,
1572     ACPI_MADT_RINTC_VERSION_V1         = 1,
1573     ACPI_MADT_RINTC_VERSION_RESERVED   = 2	/* 2 and greater are reserved */
1574 };
1575 
1576 /* 25: RISC-V IMSIC */
1577 typedef struct acpi_madt_imsic {
1578     ACPI_SUBTABLE_HEADER    Header;
1579     UINT8                   Version;
1580     UINT8                   Reserved;
1581     UINT32                  Flags;
1582     UINT16                  NumIds;
1583     UINT16                  NumGuestIds;
1584     UINT8                   GuestIndexBits;
1585     UINT8                   HartIndexBits;
1586     UINT8                   GroupIndexBits;
1587     UINT8                   GroupIndexShift;
1588 } ACPI_MADT_IMSIC;
1589 
1590 /* 26: RISC-V APLIC */
1591 typedef struct acpi_madt_aplic {
1592     ACPI_SUBTABLE_HEADER    Header;
1593     UINT8                   Version;
1594     UINT8                   Id;
1595     UINT32                  Flags;
1596     UINT8                   HwId[8];
1597     UINT16                  NumIdcs;
1598     UINT16                  NumSources;
1599     UINT32                  GsiBase;
1600     UINT64                  BaseAddr;
1601     UINT32                  Size;
1602 } ACPI_MADT_APLIC;
1603 
1604 /* 27: RISC-V PLIC */
1605 typedef struct acpi_madt_plic {
1606     ACPI_SUBTABLE_HEADER    Header;
1607     UINT8                   Version;
1608     UINT8                   Id;
1609     UINT8                   HwId[8];
1610     UINT16                  NumIrqs;
1611     UINT16                  MaxPrio;
1612     UINT32                  Flags;
1613     UINT32                  Size;
1614     UINT64                  BaseAddr;
1615     UINT32                  GsiBase;
1616 } ACPI_MADT_PLIC;
1617 
1618 
1619 /* 80: OEM data */
1620 
1621 typedef struct acpi_madt_oem_data
1622 {
1623     ACPI_FLEX_ARRAY(UINT8,  OemData);
1624 } ACPI_MADT_OEM_DATA;
1625 
1626 
1627 /*
1628  * Common flags fields for MADT subtables
1629  */
1630 
1631 /* MADT Local APIC flags */
1632 
1633 #define ACPI_MADT_ENABLED           (1)         /* 00: Processor is usable if set */
1634 #define ACPI_MADT_ONLINE_CAPABLE    (2)         /* 01: System HW supports enabling processor at runtime */
1635 
1636 /* MADT MPS INTI flags (IntiFlags) */
1637 
1638 #define ACPI_MADT_POLARITY_MASK     (3)         /* 00-01: Polarity of APIC I/O input signals */
1639 #define ACPI_MADT_TRIGGER_MASK      (3<<2)      /* 02-03: Trigger mode of APIC input signals */
1640 
1641 /* Values for MPS INTI flags */
1642 
1643 #define ACPI_MADT_POLARITY_CONFORMS       0
1644 #define ACPI_MADT_POLARITY_ACTIVE_HIGH    1
1645 #define ACPI_MADT_POLARITY_RESERVED       2
1646 #define ACPI_MADT_POLARITY_ACTIVE_LOW     3
1647 
1648 #define ACPI_MADT_TRIGGER_CONFORMS        (0)
1649 #define ACPI_MADT_TRIGGER_EDGE            (1<<2)
1650 #define ACPI_MADT_TRIGGER_RESERVED        (2<<2)
1651 #define ACPI_MADT_TRIGGER_LEVEL           (3<<2)
1652 
1653 
1654 /*******************************************************************************
1655  *
1656  * MCFG - PCI Memory Mapped Configuration table and subtable
1657  *        Version 1
1658  *
1659  * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
1660  *
1661  ******************************************************************************/
1662 
1663 typedef struct acpi_table_mcfg
1664 {
1665     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1666     UINT8                   Reserved[8];
1667 
1668 } ACPI_TABLE_MCFG;
1669 
1670 
1671 /* Subtable */
1672 
1673 typedef struct acpi_mcfg_allocation
1674 {
1675     UINT64                  Address;            /* Base address, processor-relative */
1676     UINT16                  PciSegment;         /* PCI segment group number */
1677     UINT8                   StartBusNumber;     /* Starting PCI Bus number */
1678     UINT8                   EndBusNumber;       /* Final PCI Bus number */
1679     UINT32                  Reserved;
1680 
1681 } ACPI_MCFG_ALLOCATION;
1682 
1683 
1684 /*******************************************************************************
1685  *
1686  * MCHI - Management Controller Host Interface Table
1687  *        Version 1
1688  *
1689  * Conforms to "Management Component Transport Protocol (MCTP) Host
1690  * Interface Specification", Revision 1.0.0a, October 13, 2009
1691  *
1692  ******************************************************************************/
1693 
1694 typedef struct acpi_table_mchi
1695 {
1696     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1697     UINT8                   InterfaceType;
1698     UINT8                   Protocol;
1699     UINT64                  ProtocolData;
1700     UINT8                   InterruptType;
1701     UINT8                   Gpe;
1702     UINT8                   PciDeviceFlag;
1703     UINT32                  GlobalInterrupt;
1704     ACPI_GENERIC_ADDRESS    ControlRegister;
1705     UINT8                   PciSegment;
1706     UINT8                   PciBus;
1707     UINT8                   PciDevice;
1708     UINT8                   PciFunction;
1709 
1710 } ACPI_TABLE_MCHI;
1711 
1712 /*******************************************************************************
1713  *
1714  * MPAM - Memory System Resource Partitioning and Monitoring
1715  *
1716  * Conforms to "ACPI for Memory System Resource Partitioning and Monitoring 2.0"
1717  * Document number: ARM DEN 0065, December, 2022.
1718  *
1719  ******************************************************************************/
1720 
1721 /* MPAM RIS locator types. Table 11, Location types */
1722 enum AcpiMpamLocatorType {
1723     ACPI_MPAM_LOCATION_TYPE_PROCESSOR_CACHE    = 0,
1724     ACPI_MPAM_LOCATION_TYPE_MEMORY             = 1,
1725     ACPI_MPAM_LOCATION_TYPE_SMMU               = 2,
1726     ACPI_MPAM_LOCATION_TYPE_MEMORY_CACHE       = 3,
1727     ACPI_MPAM_LOCATION_TYPE_ACPI_DEVICE        = 4,
1728     ACPI_MPAM_LOCATION_TYPE_INTERCONNECT       = 5,
1729     ACPI_MPAM_LOCATION_TYPE_UNKNOWN            = 0xFF
1730 };
1731 
1732 /* MPAM Functional dependency descriptor. Table 10 */
1733 typedef struct acpi_mpam_func_deps
1734 {
1735     UINT32                        Producer;
1736     UINT32                        Reserved;
1737 } ACPI_MPAM_FUNC_DEPS;
1738 
1739 /* MPAM Processor cache locator descriptor. Table 13 */
1740 typedef struct acpi_mpam_resource_cache_locator
1741 {
1742     UINT64                        CacheReference;
1743     UINT32                        Reserved;
1744 } ACPI_MPAM_RESOURCE_CACHE_LOCATOR;
1745 
1746 /* MPAM Memory locator descriptor. Table 14 */
1747 typedef struct acpi_mpam_resource_memory_locator
1748 {
1749     UINT64                        ProximityDomain;
1750     UINT32                        Reserved;
1751 } ACPI_MPAM_RESOURCE_MEMORY_LOCATOR;
1752 
1753 /* MPAM SMMU locator descriptor. Table 15 */
1754 typedef struct acpi_mpam_resource_smmu_locator
1755 {
1756     UINT64                        SmmuInterface;
1757     UINT32                        Reserved;
1758 } ACPI_MPAM_RESOURCE_SMMU_INTERFACE;
1759 
1760 /* MPAM Memory-side cache locator descriptor. Table 16 */
1761 typedef struct acpi_mpam_resource_memcache_locator
1762 {
1763     UINT8                         Reserved[7];
1764     UINT8                         Level;
1765     UINT32                        Reference;
1766 } ACPI_MPAM_RESOURCE_MEMCACHE_INTERFACE;
1767 
1768 /* MPAM ACPI device locator descriptor. Table 17 */
1769 typedef struct acpi_mpam_resource_acpi_locator
1770 {
1771     UINT64                        AcpiHwId;
1772     UINT32                        AcpiUniqueId;
1773 } ACPI_MPAM_RESOURCE_ACPI_INTERFACE;
1774 
1775 /* MPAM Interconnect locator descriptor. Table 18 */
1776 typedef struct acpi_mpam_resource_interconnect_locator
1777 {
1778     UINT64                        InterConnectDescTblOff;
1779     UINT32                        Reserved;
1780 } ACPI_MPAM_RESOURCE_INTERCONNECT_INTERFACE;
1781 
1782 /* MPAM Locator structure. Table 12 */
1783 typedef struct acpi_mpam_resource_generic_locator
1784 {
1785     UINT64                        Descriptor1;
1786     UINT32                        Descriptor2;
1787 } ACPI_MPAM_RESOURCE_GENERIC_LOCATOR;
1788 
1789 typedef union acpi_mpam_resource_locator
1790 {
1791     ACPI_MPAM_RESOURCE_CACHE_LOCATOR             CacheLocator;
1792     ACPI_MPAM_RESOURCE_MEMORY_LOCATOR            MemoryLocator;
1793     ACPI_MPAM_RESOURCE_SMMU_INTERFACE            SmmuLocator;
1794     ACPI_MPAM_RESOURCE_MEMCACHE_INTERFACE        MemCacheLocator;
1795     ACPI_MPAM_RESOURCE_ACPI_INTERFACE            AcpiLocator;
1796     ACPI_MPAM_RESOURCE_INTERCONNECT_INTERFACE    InterconnectIfcLocator;
1797     ACPI_MPAM_RESOURCE_GENERIC_LOCATOR           GenericLocator;
1798 } ACPI_MPAM_RESOURCE_LOCATOR;
1799 
1800 /* Memory System Component Resource Node Structure Table 9 */
1801 typedef struct acpi_mpam_resource_node
1802 {
1803     UINT32                        Identifier;
1804     UINT8                         RISIndex;
1805     UINT16                        Reserved1;
1806     UINT8                         LocatorType;
1807     ACPI_MPAM_RESOURCE_LOCATOR    Locator;
1808     UINT32                        NumFunctionalDeps;
1809 } ACPI_MPAM_RESOURCE_NODE;
1810 
1811 /* Memory System Component (MSC) Node Structure. Table 4 */
1812 typedef struct acpi_mpam_msc_node
1813 {
1814     UINT16                     Length;
1815     UINT8                      InterfaceType;
1816     UINT8                      Reserved;
1817     UINT32                     Identifier;
1818     UINT64                     BaseAddress;
1819     UINT32                     MMIOSize;
1820     UINT32                     OverflowInterrupt;
1821     UINT32                     OverflowInterruptFlags;
1822     UINT32                     Reserved1;
1823     UINT32                     OverflowInterruptAffinity;
1824     UINT32                     ErrorInterrupt;
1825     UINT32                     ErrorInterruptFlags;
1826     UINT32                     Reserved2;
1827     UINT32                     ErrorInterruptAffinity;
1828     UINT32                     MaxNrdyUsec;
1829     UINT64                     HardwareIdLinkedDevice;
1830     UINT32                     InstanceIdLinkedDevice;
1831     UINT32                     NumResouceNodes;
1832 } ACPI_MPAM_MSC_NODE;
1833 
1834 typedef struct acpi_table_mpam
1835 {
1836     ACPI_TABLE_HEADER         Header;          /* Common ACPI table header */
1837 } ACPI_TABLE_MPAM;
1838 
1839 /*******************************************************************************
1840  *
1841  * MPST - Memory Power State Table (ACPI 5.0)
1842  *        Version 1
1843  *
1844  ******************************************************************************/
1845 
1846 #define ACPI_MPST_CHANNEL_INFO \
1847     UINT8                   ChannelId; \
1848     UINT8                   Reserved1[3]; \
1849     UINT16                  PowerNodeCount; \
1850     UINT16                  Reserved2;
1851 
1852 /* Main table */
1853 
1854 typedef struct acpi_table_mpst
1855 {
1856     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1857     ACPI_MPST_CHANNEL_INFO                      /* Platform Communication Channel */
1858 
1859 } ACPI_TABLE_MPST;
1860 
1861 
1862 /* Memory Platform Communication Channel Info */
1863 
1864 typedef struct acpi_mpst_channel
1865 {
1866     ACPI_MPST_CHANNEL_INFO                      /* Platform Communication Channel */
1867 
1868 } ACPI_MPST_CHANNEL;
1869 
1870 
1871 /* Memory Power Node Structure */
1872 
1873 typedef struct acpi_mpst_power_node
1874 {
1875     UINT8                   Flags;
1876     UINT8                   Reserved1;
1877     UINT16                  NodeId;
1878     UINT32                  Length;
1879     UINT64                  RangeAddress;
1880     UINT64                  RangeLength;
1881     UINT32                  NumPowerStates;
1882     UINT32                  NumPhysicalComponents;
1883 
1884 } ACPI_MPST_POWER_NODE;
1885 
1886 /* Values for Flags field above */
1887 
1888 #define ACPI_MPST_ENABLED               1
1889 #define ACPI_MPST_POWER_MANAGED         2
1890 #define ACPI_MPST_HOT_PLUG_CAPABLE      4
1891 
1892 
1893 /* Memory Power State Structure (follows POWER_NODE above) */
1894 
1895 typedef struct acpi_mpst_power_state
1896 {
1897     UINT8                   PowerState;
1898     UINT8                   InfoIndex;
1899 
1900 } ACPI_MPST_POWER_STATE;
1901 
1902 
1903 /* Physical Component ID Structure (follows POWER_STATE above) */
1904 
1905 typedef struct acpi_mpst_component
1906 {
1907     UINT16                  ComponentId;
1908 
1909 } ACPI_MPST_COMPONENT;
1910 
1911 
1912 /* Memory Power State Characteristics Structure (follows all POWER_NODEs) */
1913 
1914 typedef struct acpi_mpst_data_hdr
1915 {
1916     UINT16                  CharacteristicsCount;
1917     UINT16                  Reserved;
1918 
1919 } ACPI_MPST_DATA_HDR;
1920 
1921 typedef struct acpi_mpst_power_data
1922 {
1923     UINT8                   StructureId;
1924     UINT8                   Flags;
1925     UINT16                  Reserved1;
1926     UINT32                  AveragePower;
1927     UINT32                  PowerSaving;
1928     UINT64                  ExitLatency;
1929     UINT64                  Reserved2;
1930 
1931 } ACPI_MPST_POWER_DATA;
1932 
1933 /* Values for Flags field above */
1934 
1935 #define ACPI_MPST_PRESERVE              1
1936 #define ACPI_MPST_AUTOENTRY             2
1937 #define ACPI_MPST_AUTOEXIT              4
1938 
1939 
1940 /* Shared Memory Region (not part of an ACPI table) */
1941 
1942 typedef struct acpi_mpst_shared
1943 {
1944     UINT32                  Signature;
1945     UINT16                  PccCommand;
1946     UINT16                  PccStatus;
1947     UINT32                  CommandRegister;
1948     UINT32                  StatusRegister;
1949     UINT32                  PowerStateId;
1950     UINT32                  PowerNodeId;
1951     UINT64                  EnergyConsumed;
1952     UINT64                  AveragePower;
1953 
1954 } ACPI_MPST_SHARED;
1955 
1956 
1957 /*******************************************************************************
1958  *
1959  * MSCT - Maximum System Characteristics Table (ACPI 4.0)
1960  *        Version 1
1961  *
1962  ******************************************************************************/
1963 
1964 typedef struct acpi_table_msct
1965 {
1966     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
1967     UINT32                  ProximityOffset;    /* Location of proximity info struct(s) */
1968     UINT32                  MaxProximityDomains;/* Max number of proximity domains */
1969     UINT32                  MaxClockDomains;    /* Max number of clock domains */
1970     UINT64                  MaxAddress;         /* Max physical address in system */
1971 
1972 } ACPI_TABLE_MSCT;
1973 
1974 
1975 /* Subtable - Maximum Proximity Domain Information. Version 1 */
1976 
1977 typedef struct acpi_msct_proximity
1978 {
1979     UINT8                   Revision;
1980     UINT8                   Length;
1981     UINT32                  RangeStart;         /* Start of domain range */
1982     UINT32                  RangeEnd;           /* End of domain range */
1983     UINT32                  ProcessorCapacity;
1984     UINT64                  MemoryCapacity;     /* In bytes */
1985 
1986 } ACPI_MSCT_PROXIMITY;
1987 
1988 
1989 /*******************************************************************************
1990  *
1991  * MSDM - Microsoft Data Management table
1992  *
1993  * Conforms to "Microsoft Software Licensing Tables (SLIC and MSDM)",
1994  * November 29, 2011. Copyright 2011 Microsoft
1995  *
1996  ******************************************************************************/
1997 
1998 /* Basic MSDM table is only the common ACPI header */
1999 
2000 typedef struct acpi_table_msdm
2001 {
2002     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
2003 
2004 } ACPI_TABLE_MSDM;
2005 
2006 
2007 /*******************************************************************************
2008  *
2009  * NFIT - NVDIMM Interface Table (ACPI 6.0+)
2010  *        Version 1
2011  *
2012  ******************************************************************************/
2013 
2014 typedef struct acpi_table_nfit
2015 {
2016     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
2017     UINT32                  Reserved;           /* Reserved, must be zero */
2018 
2019 } ACPI_TABLE_NFIT;
2020 
2021 /* Subtable header for NFIT */
2022 
2023 typedef struct acpi_nfit_header
2024 {
2025     UINT16                   Type;
2026     UINT16                   Length;
2027 
2028 } ACPI_NFIT_HEADER;
2029 
2030 
2031 /* Values for subtable type in ACPI_NFIT_HEADER */
2032 
2033 enum AcpiNfitType
2034 {
2035     ACPI_NFIT_TYPE_SYSTEM_ADDRESS       = 0,
2036     ACPI_NFIT_TYPE_MEMORY_MAP           = 1,
2037     ACPI_NFIT_TYPE_INTERLEAVE           = 2,
2038     ACPI_NFIT_TYPE_SMBIOS               = 3,
2039     ACPI_NFIT_TYPE_CONTROL_REGION       = 4,
2040     ACPI_NFIT_TYPE_DATA_REGION          = 5,
2041     ACPI_NFIT_TYPE_FLUSH_ADDRESS        = 6,
2042     ACPI_NFIT_TYPE_CAPABILITIES         = 7,
2043     ACPI_NFIT_TYPE_RESERVED             = 8     /* 8 and greater are reserved */
2044 };
2045 
2046 /*
2047  * NFIT Subtables
2048  */
2049 
2050 /* 0: System Physical Address Range Structure */
2051 
2052 typedef struct acpi_nfit_system_address
2053 {
2054     ACPI_NFIT_HEADER        Header;
2055     UINT16                  RangeIndex;
2056     UINT16                  Flags;
2057     UINT32                  Reserved;           /* Reserved, must be zero */
2058     UINT32                  ProximityDomain;
2059     UINT8                   RangeGuid[16];
2060     UINT64                  Address;
2061     UINT64                  Length;
2062     UINT64                  MemoryMapping;
2063     UINT64                  LocationCookie;     /* ACPI 6.4 */
2064 
2065 } ACPI_NFIT_SYSTEM_ADDRESS;
2066 
2067 /* Flags */
2068 
2069 #define ACPI_NFIT_ADD_ONLINE_ONLY       (1)     /* 00: Add/Online Operation Only */
2070 #define ACPI_NFIT_PROXIMITY_VALID       (1<<1)  /* 01: Proximity Domain Valid */
2071 #define ACPI_NFIT_LOCATION_COOKIE_VALID (1<<2)  /* 02: SPA location cookie valid (ACPI 6.4) */
2072 
2073 /* Range Type GUIDs appear in the include/acuuid.h file */
2074 
2075 
2076 /* 1: Memory Device to System Address Range Map Structure */
2077 
2078 typedef struct acpi_nfit_memory_map
2079 {
2080     ACPI_NFIT_HEADER        Header;
2081     UINT32                  DeviceHandle;
2082     UINT16                  PhysicalId;
2083     UINT16                  RegionId;
2084     UINT16                  RangeIndex;
2085     UINT16                  RegionIndex;
2086     UINT64                  RegionSize;
2087     UINT64                  RegionOffset;
2088     UINT64                  Address;
2089     UINT16                  InterleaveIndex;
2090     UINT16                  InterleaveWays;
2091     UINT16                  Flags;
2092     UINT16                  Reserved;           /* Reserved, must be zero */
2093 
2094 } ACPI_NFIT_MEMORY_MAP;
2095 
2096 /* Flags */
2097 
2098 #define ACPI_NFIT_MEM_SAVE_FAILED       (1)     /* 00: Last SAVE to Memory Device failed */
2099 #define ACPI_NFIT_MEM_RESTORE_FAILED    (1<<1)  /* 01: Last RESTORE from Memory Device failed */
2100 #define ACPI_NFIT_MEM_FLUSH_FAILED      (1<<2)  /* 02: Platform flush failed */
2101 #define ACPI_NFIT_MEM_NOT_ARMED         (1<<3)  /* 03: Memory Device is not armed */
2102 #define ACPI_NFIT_MEM_HEALTH_OBSERVED   (1<<4)  /* 04: Memory Device observed SMART/health events */
2103 #define ACPI_NFIT_MEM_HEALTH_ENABLED    (1<<5)  /* 05: SMART/health events enabled */
2104 #define ACPI_NFIT_MEM_MAP_FAILED        (1<<6)  /* 06: Mapping to SPA failed */
2105 
2106 
2107 /* 2: Interleave Structure */
2108 
2109 typedef struct acpi_nfit_interleave
2110 {
2111     ACPI_NFIT_HEADER        Header;
2112     UINT16                  InterleaveIndex;
2113     UINT16                  Reserved;           /* Reserved, must be zero */
2114     UINT32                  LineCount;
2115     UINT32                  LineSize;
2116     UINT32                  LineOffset[];       /* Variable length */
2117 
2118 } ACPI_NFIT_INTERLEAVE;
2119 
2120 
2121 /* 3: SMBIOS Management Information Structure */
2122 
2123 typedef struct acpi_nfit_smbios
2124 {
2125     ACPI_NFIT_HEADER        Header;
2126     UINT32                  Reserved;           /* Reserved, must be zero */
2127     UINT8                   Data[];             /* Variable length */
2128 
2129 } ACPI_NFIT_SMBIOS;
2130 
2131 
2132 /* 4: NVDIMM Control Region Structure */
2133 
2134 typedef struct acpi_nfit_control_region
2135 {
2136     ACPI_NFIT_HEADER        Header;
2137     UINT16                  RegionIndex;
2138     UINT16                  VendorId;
2139     UINT16                  DeviceId;
2140     UINT16                  RevisionId;
2141     UINT16                  SubsystemVendorId;
2142     UINT16                  SubsystemDeviceId;
2143     UINT16                  SubsystemRevisionId;
2144     UINT8                   ValidFields;
2145     UINT8                   ManufacturingLocation;
2146     UINT16                  ManufacturingDate;
2147     UINT8                   Reserved[2];        /* Reserved, must be zero */
2148     UINT32                  SerialNumber;
2149     UINT16                  Code;
2150     UINT16                  Windows;
2151     UINT64                  WindowSize;
2152     UINT64                  CommandOffset;
2153     UINT64                  CommandSize;
2154     UINT64                  StatusOffset;
2155     UINT64                  StatusSize;
2156     UINT16                  Flags;
2157     UINT8                   Reserved1[6];       /* Reserved, must be zero */
2158 
2159 } ACPI_NFIT_CONTROL_REGION;
2160 
2161 /* Flags */
2162 
2163 #define ACPI_NFIT_CONTROL_BUFFERED          (1)     /* Block Data Windows implementation is buffered */
2164 
2165 /* ValidFields bits */
2166 
2167 #define ACPI_NFIT_CONTROL_MFG_INFO_VALID    (1)     /* Manufacturing fields are valid */
2168 
2169 
2170 /* 5: NVDIMM Block Data Window Region Structure */
2171 
2172 typedef struct acpi_nfit_data_region
2173 {
2174     ACPI_NFIT_HEADER        Header;
2175     UINT16                  RegionIndex;
2176     UINT16                  Windows;
2177     UINT64                  Offset;
2178     UINT64                  Size;
2179     UINT64                  Capacity;
2180     UINT64                  StartAddress;
2181 
2182 } ACPI_NFIT_DATA_REGION;
2183 
2184 
2185 /* 6: Flush Hint Address Structure */
2186 
2187 typedef struct acpi_nfit_flush_address
2188 {
2189     ACPI_NFIT_HEADER        Header;
2190     UINT32                  DeviceHandle;
2191     UINT16                  HintCount;
2192     UINT8                   Reserved[6];        /* Reserved, must be zero */
2193     UINT64                  HintAddress[];      /* Variable length */
2194 
2195 } ACPI_NFIT_FLUSH_ADDRESS;
2196 
2197 
2198 /* 7: Platform Capabilities Structure */
2199 
2200 typedef struct acpi_nfit_capabilities
2201 {
2202     ACPI_NFIT_HEADER        Header;
2203     UINT8                   HighestCapability;
2204     UINT8                   Reserved[3];       /* Reserved, must be zero */
2205     UINT32                  Capabilities;
2206     UINT32                  Reserved2;
2207 
2208 } ACPI_NFIT_CAPABILITIES;
2209 
2210 /* Capabilities Flags */
2211 
2212 #define ACPI_NFIT_CAPABILITY_CACHE_FLUSH       (1)     /* 00: Cache Flush to NVDIMM capable */
2213 #define ACPI_NFIT_CAPABILITY_MEM_FLUSH         (1<<1)  /* 01: Memory Flush to NVDIMM capable */
2214 #define ACPI_NFIT_CAPABILITY_MEM_MIRRORING     (1<<2)  /* 02: Memory Mirroring capable */
2215 
2216 
2217 /*
2218  * NFIT/DVDIMM device handle support - used as the _ADR for each NVDIMM
2219  */
2220 typedef struct nfit_device_handle
2221 {
2222     UINT32                  Handle;
2223 
2224 } NFIT_DEVICE_HANDLE;
2225 
2226 /* Device handle construction and extraction macros */
2227 
2228 #define ACPI_NFIT_DIMM_NUMBER_MASK              0x0000000F
2229 #define ACPI_NFIT_CHANNEL_NUMBER_MASK           0x000000F0
2230 #define ACPI_NFIT_MEMORY_ID_MASK                0x00000F00
2231 #define ACPI_NFIT_SOCKET_ID_MASK                0x0000F000
2232 #define ACPI_NFIT_NODE_ID_MASK                  0x0FFF0000
2233 
2234 #define ACPI_NFIT_DIMM_NUMBER_OFFSET            0
2235 #define ACPI_NFIT_CHANNEL_NUMBER_OFFSET         4
2236 #define ACPI_NFIT_MEMORY_ID_OFFSET              8
2237 #define ACPI_NFIT_SOCKET_ID_OFFSET              12
2238 #define ACPI_NFIT_NODE_ID_OFFSET                16
2239 
2240 /* Macro to construct a NFIT/NVDIMM device handle */
2241 
2242 #define ACPI_NFIT_BUILD_DEVICE_HANDLE(dimm, channel, memory, socket, node) \
2243     ((dimm)                                         | \
2244     ((channel) << ACPI_NFIT_CHANNEL_NUMBER_OFFSET)  | \
2245     ((memory)  << ACPI_NFIT_MEMORY_ID_OFFSET)       | \
2246     ((socket)  << ACPI_NFIT_SOCKET_ID_OFFSET)       | \
2247     ((node)    << ACPI_NFIT_NODE_ID_OFFSET))
2248 
2249 /* Macros to extract individual fields from a NFIT/NVDIMM device handle */
2250 
2251 #define ACPI_NFIT_GET_DIMM_NUMBER(handle) \
2252     ((handle) & ACPI_NFIT_DIMM_NUMBER_MASK)
2253 
2254 #define ACPI_NFIT_GET_CHANNEL_NUMBER(handle) \
2255     (((handle) & ACPI_NFIT_CHANNEL_NUMBER_MASK) >> ACPI_NFIT_CHANNEL_NUMBER_OFFSET)
2256 
2257 #define ACPI_NFIT_GET_MEMORY_ID(handle) \
2258     (((handle) & ACPI_NFIT_MEMORY_ID_MASK)      >> ACPI_NFIT_MEMORY_ID_OFFSET)
2259 
2260 #define ACPI_NFIT_GET_SOCKET_ID(handle) \
2261     (((handle) & ACPI_NFIT_SOCKET_ID_MASK)      >> ACPI_NFIT_SOCKET_ID_OFFSET)
2262 
2263 #define ACPI_NFIT_GET_NODE_ID(handle) \
2264     (((handle) & ACPI_NFIT_NODE_ID_MASK)        >> ACPI_NFIT_NODE_ID_OFFSET)
2265 
2266 
2267 /*******************************************************************************
2268  *
2269  * NHLT - Non HD Audio Link Table
2270  *
2271  * Conforms to: Intel Smart Sound Technology NHLT Specification
2272  * Version 0.8.1, January 2020.
2273  *
2274  ******************************************************************************/
2275 
2276 /* Main table */
2277 
2278 typedef struct acpi_table_nhlt
2279 {
2280     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
2281     UINT8                   EndpointCount;
2282 
2283 } ACPI_TABLE_NHLT;
2284 
2285 typedef struct acpi_table_nhlt_endpoint_count
2286 {
2287     UINT8                   EndpointCount;
2288 
2289 } ACPI_TABLE_NHLT_ENDPOINT_COUNT;
2290 
2291 typedef struct acpi_nhlt_endpoint
2292 {
2293     UINT32                  DescriptorLength;
2294     UINT8                   LinkType;
2295     UINT8                   InstanceId;
2296     UINT16                  VendorId;
2297     UINT16                  DeviceId;
2298     UINT16                  RevisionId;
2299     UINT32                  SubsystemId;
2300     UINT8                   DeviceType;
2301     UINT8                   Direction;
2302     UINT8                   VirtualBusId;
2303 
2304 } ACPI_NHLT_ENDPOINT;
2305 
2306 /* Types for LinkType field above */
2307 
2308 #define ACPI_NHLT_RESERVED_HD_AUDIO         0
2309 #define ACPI_NHLT_RESERVED_DSP              1
2310 #define ACPI_NHLT_PDM                       2
2311 #define ACPI_NHLT_SSP                       3
2312 #define ACPI_NHLT_RESERVED_SLIMBUS          4
2313 #define ACPI_NHLT_RESERVED_SOUNDWIRE        5
2314 #define ACPI_NHLT_TYPE_RESERVED             6 /* 6 and above are reserved */
2315 
2316 /* All other values above are reserved */
2317 
2318 /* Values for DeviceId field above */
2319 
2320 #define ACPI_NHLT_PDM_DMIC                  0xAE20
2321 #define ACPI_NHLT_BT_SIDEBAND               0xAE30
2322 #define ACPI_NHLT_I2S_TDM_CODECS            0xAE23
2323 
2324 /* Values for DeviceType field above */
2325 
2326 /* SSP Link */
2327 
2328 #define ACPI_NHLT_LINK_BT_SIDEBAND          0
2329 #define ACPI_NHLT_LINK_FM                   1
2330 #define ACPI_NHLT_LINK_MODEM                2
2331 /* 3 is reserved */
2332 #define ACPI_NHLT_LINK_SSP_ANALOG_CODEC     4
2333 
2334 /* PDM Link */
2335 
2336 #define ACPI_NHLT_PDM_ON_CAVS_1P8           0
2337 #define ACPI_NHLT_PDM_ON_CAVS_1P5           1
2338 
2339 /* Values for Direction field above */
2340 
2341 #define ACPI_NHLT_DIR_RENDER                0
2342 #define ACPI_NHLT_DIR_CAPTURE               1
2343 #define ACPI_NHLT_DIR_RENDER_LOOPBACK       2
2344 #define ACPI_NHLT_DIR_RENDER_FEEDBACK       3
2345 #define ACPI_NHLT_DIR_RESERVED              4   /* 4 and above are reserved */
2346 
2347 /* Capabilities = 2 */
2348 
2349 typedef struct acpi_nhlt_device_specific_config
2350 {
2351     UINT32                  CapabilitiesSize;
2352     UINT8                   VirtualSlot;
2353     UINT8                   ConfigType;
2354 
2355 } ACPI_NHLT_DEVICE_SPECIFIC_CONFIG;
2356 
2357 /* Capabilities = 3 */
2358 
2359 typedef struct acpi_nhlt_device_specific_config_a
2360 {
2361     UINT32                  CapabilitiesSize;
2362     UINT8                   VirtualSlot;
2363     UINT8                   ConfigType;
2364     UINT8                   ArrayType;
2365 
2366 } ACPI_NHLT_DEVICE_SPECIFIC_CONFIG_A;
2367 
2368 /* Capabilities = 3 */
2369 
2370 typedef struct acpi_nhlt_device_specific_config_d
2371 {
2372     UINT8                   VirtualSlot;
2373     UINT8                   ConfigType;
2374     UINT8                   ArrayType;
2375 
2376 } ACPI_NHLT_DEVICE_SPECIFIC_CONFIG_D;
2377 
2378 /* Values for Config Type above */
2379 
2380 #define ACPI_NHLT_CONFIG_TYPE_GENERIC              0x00
2381 #define ACPI_NHLT_CONFIG_TYPE_MIC_ARRAY            0x01
2382 #define ACPI_NHLT_CONFIG_TYPE_RENDER_FEEDBACK      0x03
2383 #define ACPI_NHLT_CONFIG_TYPE_RESERVED             0x04   /* 4 and above are reserved */
2384 
2385 /* Capabilities = 0 */
2386 
2387 typedef struct acpi_nhlt_device_specific_config_b
2388 {
2389     UINT32                  CapabilitiesSize;
2390 
2391 } ACPI_NHLT_DEVICE_SPECIFIC_CONFIG_B;
2392 
2393 /* Capabilities = 1 */
2394 
2395 typedef struct acpi_nhlt_device_specific_config_c
2396 {
2397     UINT32                  CapabilitiesSize;
2398     UINT8                   VirtualSlot;
2399 
2400 } ACPI_NHLT_DEVICE_SPECIFIC_CONFIG_C;
2401 
2402 typedef struct acpi_nhlt_render_device_specific_config
2403 {
2404     UINT32                  CapabilitiesSize;
2405     UINT8                   VirtualSlot;
2406 
2407 } ACPI_NHLT_RENDER_DEVICE_SPECIFIC_CONFIG;
2408 
2409 typedef struct acpi_nhlt_wave_extensible
2410 {
2411     UINT16                  FormatTag;
2412     UINT16                  ChannelCount;
2413     UINT32                  SamplesPerSec;
2414     UINT32                  AvgBytesPerSec;
2415     UINT16                  BlockAlign;
2416     UINT16                  BitsPerSample;
2417     UINT16                  ExtraFormatSize;
2418     UINT16                  ValidBitsPerSample;
2419     UINT32                  ChannelMask;
2420     UINT8                   SubFormatGuid[16];
2421 
2422 } ACPI_NHLT_WAVE_EXTENSIBLE;
2423 
2424 /* Values for ChannelMask above */
2425 
2426 #define ACPI_NHLT_SPKR_FRONT_LEFT             0x1
2427 #define ACPI_NHLT_SPKR_FRONT_RIGHT            0x2
2428 #define ACPI_NHLT_SPKR_FRONT_CENTER           0x4
2429 #define ACPI_NHLT_SPKR_LOW_FREQ               0x8
2430 #define ACPI_NHLT_SPKR_BACK_LEFT              0x10
2431 #define ACPI_NHLT_SPKR_BACK_RIGHT             0x20
2432 #define ACPI_NHLT_SPKR_FRONT_LEFT_OF_CENTER   0x40
2433 #define ACPI_NHLT_SPKR_FRONT_RIGHT_OF_CENTER  0x80
2434 #define ACPI_NHLT_SPKR_BACK_CENTER            0x100
2435 #define ACPI_NHLT_SPKR_SIDE_LEFT              0x200
2436 #define ACPI_NHLT_SPKR_SIDE_RIGHT             0x400
2437 #define ACPI_NHLT_SPKR_TOP_CENTER             0x800
2438 #define ACPI_NHLT_SPKR_TOP_FRONT_LEFT         0x1000
2439 #define ACPI_NHLT_SPKR_TOP_FRONT_CENTER       0x2000
2440 #define ACPI_NHLT_SPKR_TOP_FRONT_RIGHT        0x4000
2441 #define ACPI_NHLT_SPKR_TOP_BACK_LEFT          0x8000
2442 #define ACPI_NHLT_SPKR_TOP_BACK_CENTER        0x10000
2443 #define ACPI_NHLT_SPKR_TOP_BACK_RIGHT         0x20000
2444 
2445 typedef struct acpi_nhlt_format_config
2446 {
2447     ACPI_NHLT_WAVE_EXTENSIBLE   Format;
2448     UINT32                      CapabilitySize;
2449     UINT8                       Capabilities[];
2450 
2451 } ACPI_NHLT_FORMAT_CONFIG;
2452 
2453 typedef struct acpi_nhlt_formats_config
2454 {
2455     UINT8                   FormatsCount;
2456 
2457 } ACPI_NHLT_FORMATS_CONFIG;
2458 
2459 typedef struct acpi_nhlt_device_specific_hdr
2460 {
2461     UINT8                   VirtualSlot;
2462     UINT8                   ConfigType;
2463 
2464 } ACPI_NHLT_DEVICE_SPECIFIC_HDR;
2465 
2466 /* Types for ConfigType above */
2467 
2468 #define ACPI_NHLT_GENERIC                   0
2469 #define ACPI_NHLT_MIC                       1
2470 #define ACPI_NHLT_RENDER                    3
2471 
2472 typedef struct acpi_nhlt_mic_device_specific_config
2473 {
2474     ACPI_NHLT_DEVICE_SPECIFIC_HDR   DeviceConfig;
2475     UINT8                           ArrayTypeExt;
2476 
2477 } ACPI_NHLT_MIC_DEVICE_SPECIFIC_CONFIG;
2478 
2479 /* Values for ArrayTypeExt above */
2480 
2481 #define ACPI_NHLT_ARRAY_TYPE_RESERVED               0x09    /* 9 and below are reserved */
2482 #define ACPI_NHLT_SMALL_LINEAR_2ELEMENT             0x0A
2483 #define ACPI_NHLT_BIG_LINEAR_2ELEMENT               0x0B
2484 #define ACPI_NHLT_FIRST_GEOMETRY_LINEAR_4ELEMENT    0x0C
2485 #define ACPI_NHLT_PLANAR_LSHAPED_4ELEMENT           0x0D
2486 #define ACPI_NHLT_SECOND_GEOMETRY_LINEAR_4ELEMENT   0x0E
2487 #define ACPI_NHLT_VENDOR_DEFINED                    0x0F
2488 #define ACPI_NHLT_ARRAY_TYPE_MASK                   0x0F
2489 #define ACPI_NHLT_ARRAY_TYPE_EXT_MASK               0x10
2490 
2491 #define ACPI_NHLT_NO_EXTENSION                      0x0
2492 #define ACPI_NHLT_MIC_SNR_SENSITIVITY_EXT           (1<<4)
2493 
2494 typedef struct acpi_nhlt_vendor_mic_count
2495 {
2496     UINT8                           MicrophoneCount;
2497 
2498 } ACPI_NHLT_VENDOR_MIC_COUNT;
2499 
2500 typedef struct acpi_nhlt_vendor_mic_config
2501 {
2502     UINT8                   Type;
2503     UINT8                   Panel;
2504     UINT16                  SpeakerPositionDistance;    /* mm */
2505     UINT16                  HorizontalOffset;           /* mm */
2506     UINT16                  VerticalOffset;             /* mm */
2507     UINT8                   FrequencyLowBand;           /* 5*Hz */
2508     UINT8                   FrequencyHighBand;          /* 500*Hz */
2509     UINT16                  DirectionAngle;             /* -180 - + 180 */
2510     UINT16                  ElevationAngle;             /* -180 - + 180 */
2511     UINT16                  WorkVerticalAngleBegin;     /* -180 - + 180 with 2 deg step */
2512     UINT16                  WorkVerticalAngleEnd;       /* -180 - + 180 with 2 deg step */
2513     UINT16                  WorkHorizontalAngleBegin;   /* -180 - + 180 with 2 deg step */
2514     UINT16                  WorkHorizontalAngleEnd;     /* -180 - + 180 with 2 deg step */
2515 
2516 } ACPI_NHLT_VENDOR_MIC_CONFIG;
2517 
2518 /* Values for Type field above */
2519 
2520 #define ACPI_NHLT_MIC_OMNIDIRECTIONAL       0
2521 #define ACPI_NHLT_MIC_SUBCARDIOID           1
2522 #define ACPI_NHLT_MIC_CARDIOID              2
2523 #define ACPI_NHLT_MIC_SUPER_CARDIOID        3
2524 #define ACPI_NHLT_MIC_HYPER_CARDIOID        4
2525 #define ACPI_NHLT_MIC_8_SHAPED              5
2526 #define ACPI_NHLT_MIC_RESERVED6             6   /* 6 is reserved */
2527 #define ACPI_NHLT_MIC_VENDOR_DEFINED        7
2528 #define ACPI_NHLT_MIC_RESERVED              8   /* 8 and above are reserved */
2529 
2530 /* Values for Panel field above */
2531 
2532 #define ACPI_NHLT_MIC_POSITION_TOP          0
2533 #define ACPI_NHLT_MIC_POSITION_BOTTOM       1
2534 #define ACPI_NHLT_MIC_POSITION_LEFT         2
2535 #define ACPI_NHLT_MIC_POSITION_RIGHT        3
2536 #define ACPI_NHLT_MIC_POSITION_FRONT        4
2537 #define ACPI_NHLT_MIC_POSITION_BACK         5
2538 #define ACPI_NHLT_MIC_POSITION_RESERVED     6   /* 6 and above are reserved */
2539 
2540 typedef struct acpi_nhlt_vendor_mic_device_specific_config
2541 {
2542     ACPI_NHLT_MIC_DEVICE_SPECIFIC_CONFIG    MicArrayDeviceConfig;
2543     UINT8                                   NumberOfMicrophones;
2544     ACPI_NHLT_VENDOR_MIC_CONFIG             MicConfig[];            /* Indexed by NumberOfMicrophones */
2545 
2546 } ACPI_NHLT_VENDOR_MIC_DEVICE_SPECIFIC_CONFIG;
2547 
2548 /* Microphone SNR and Sensitivity extension */
2549 
2550 typedef struct acpi_nhlt_mic_snr_sensitivity_extension
2551 {
2552     UINT32                  SNR;
2553     UINT32                  Sensitivity;
2554 
2555 } ACPI_NHLT_MIC_SNR_SENSITIVITY_EXTENSION;
2556 
2557 /* Render device with feedback */
2558 
2559 typedef struct acpi_nhlt_render_feedback_device_specific_config
2560 {
2561     UINT8                               FeedbackVirtualSlot;        /* Render slot in case of capture */
2562     UINT16                              FeedbackChannels;           /* Informative only */
2563     UINT16                              FeedbackValidBitsPerSample;
2564 
2565 } ACPI_NHLT_RENDER_FEEDBACK_DEVICE_SPECIFIC_CONFIG;
2566 
2567 /* Non documented structures */
2568 
2569 typedef struct acpi_nhlt_device_info_count
2570 {
2571     UINT8                               StructureCount;
2572 
2573 } ACPI_NHLT_DEVICE_INFO_COUNT;
2574 
2575 typedef struct acpi_nhlt_device_info
2576 {
2577     UINT8                               DeviceId[16];
2578     UINT8                               DeviceInstanceId;
2579     UINT8                               DevicePortId;
2580 
2581 } ACPI_NHLT_DEVICE_INFO;
2582 
2583 
2584 /*******************************************************************************
2585  *
2586  * PCCT - Platform Communications Channel Table (ACPI 5.0)
2587  *        Version 2 (ACPI 6.2)
2588  *
2589  ******************************************************************************/
2590 
2591 typedef struct acpi_table_pcct
2592 {
2593     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
2594     UINT32                  Flags;
2595     UINT64                  Reserved;
2596 
2597 } ACPI_TABLE_PCCT;
2598 
2599 /* Values for Flags field above */
2600 
2601 #define ACPI_PCCT_DOORBELL              1
2602 
2603 /* Values for subtable type in ACPI_SUBTABLE_HEADER */
2604 
2605 enum AcpiPcctType
2606 {
2607     ACPI_PCCT_TYPE_GENERIC_SUBSPACE             = 0,
2608     ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE          = 1,
2609     ACPI_PCCT_TYPE_HW_REDUCED_SUBSPACE_TYPE2    = 2,    /* ACPI 6.1 */
2610     ACPI_PCCT_TYPE_EXT_PCC_MASTER_SUBSPACE      = 3,    /* ACPI 6.2 */
2611     ACPI_PCCT_TYPE_EXT_PCC_SLAVE_SUBSPACE       = 4,    /* ACPI 6.2 */
2612     ACPI_PCCT_TYPE_HW_REG_COMM_SUBSPACE         = 5,    /* ACPI 6.4 */
2613     ACPI_PCCT_TYPE_RESERVED                     = 6     /* 6 and greater are reserved */
2614 };
2615 
2616 /*
2617  * PCCT Subtables, correspond to Type in ACPI_SUBTABLE_HEADER
2618  */
2619 
2620 /* 0: Generic Communications Subspace */
2621 
2622 typedef struct acpi_pcct_subspace
2623 {
2624     ACPI_SUBTABLE_HEADER    Header;
2625     UINT8                   Reserved[6];
2626     UINT64                  BaseAddress;
2627     UINT64                  Length;
2628     ACPI_GENERIC_ADDRESS    DoorbellRegister;
2629     UINT64                  PreserveMask;
2630     UINT64                  WriteMask;
2631     UINT32                  Latency;
2632     UINT32                  MaxAccessRate;
2633     UINT16                  MinTurnaroundTime;
2634 
2635 } ACPI_PCCT_SUBSPACE;
2636 
2637 
2638 /* 1: HW-reduced Communications Subspace (ACPI 5.1) */
2639 
2640 typedef struct acpi_pcct_hw_reduced
2641 {
2642     ACPI_SUBTABLE_HEADER    Header;
2643     UINT32                  PlatformInterrupt;
2644     UINT8                   Flags;
2645     UINT8                   Reserved;
2646     UINT64                  BaseAddress;
2647     UINT64                  Length;
2648     ACPI_GENERIC_ADDRESS    DoorbellRegister;
2649     UINT64                  PreserveMask;
2650     UINT64                  WriteMask;
2651     UINT32                  Latency;
2652     UINT32                  MaxAccessRate;
2653     UINT16                  MinTurnaroundTime;
2654 
2655 } ACPI_PCCT_HW_REDUCED;
2656 
2657 
2658 /* 2: HW-reduced Communications Subspace Type 2 (ACPI 6.1) */
2659 
2660 typedef struct acpi_pcct_hw_reduced_type2
2661 {
2662     ACPI_SUBTABLE_HEADER    Header;
2663     UINT32                  PlatformInterrupt;
2664     UINT8                   Flags;
2665     UINT8                   Reserved;
2666     UINT64                  BaseAddress;
2667     UINT64                  Length;
2668     ACPI_GENERIC_ADDRESS    DoorbellRegister;
2669     UINT64                  PreserveMask;
2670     UINT64                  WriteMask;
2671     UINT32                  Latency;
2672     UINT32                  MaxAccessRate;
2673     UINT16                  MinTurnaroundTime;
2674     ACPI_GENERIC_ADDRESS    PlatformAckRegister;
2675     UINT64                  AckPreserveMask;
2676     UINT64                  AckWriteMask;
2677 
2678 } ACPI_PCCT_HW_REDUCED_TYPE2;
2679 
2680 
2681 /* 3: Extended PCC Master Subspace Type 3 (ACPI 6.2) */
2682 
2683 typedef struct acpi_pcct_ext_pcc_master
2684 {
2685     ACPI_SUBTABLE_HEADER    Header;
2686     UINT32                  PlatformInterrupt;
2687     UINT8                   Flags;
2688     UINT8                   Reserved1;
2689     UINT64                  BaseAddress;
2690     UINT32                  Length;
2691     ACPI_GENERIC_ADDRESS    DoorbellRegister;
2692     UINT64                  PreserveMask;
2693     UINT64                  WriteMask;
2694     UINT32                  Latency;
2695     UINT32                  MaxAccessRate;
2696     UINT32                  MinTurnaroundTime;
2697     ACPI_GENERIC_ADDRESS    PlatformAckRegister;
2698     UINT64                  AckPreserveMask;
2699     UINT64                  AckSetMask;
2700     UINT64                  Reserved2;
2701     ACPI_GENERIC_ADDRESS    CmdCompleteRegister;
2702     UINT64                  CmdCompleteMask;
2703     ACPI_GENERIC_ADDRESS    CmdUpdateRegister;
2704     UINT64                  CmdUpdatePreserveMask;
2705     UINT64                  CmdUpdateSetMask;
2706     ACPI_GENERIC_ADDRESS    ErrorStatusRegister;
2707     UINT64                  ErrorStatusMask;
2708 
2709 } ACPI_PCCT_EXT_PCC_MASTER;
2710 
2711 
2712 /* 4: Extended PCC Slave Subspace Type 4 (ACPI 6.2) */
2713 
2714 typedef struct acpi_pcct_ext_pcc_slave
2715 {
2716     ACPI_SUBTABLE_HEADER    Header;
2717     UINT32                  PlatformInterrupt;
2718     UINT8                   Flags;
2719     UINT8                   Reserved1;
2720     UINT64                  BaseAddress;
2721     UINT32                  Length;
2722     ACPI_GENERIC_ADDRESS    DoorbellRegister;
2723     UINT64                  PreserveMask;
2724     UINT64                  WriteMask;
2725     UINT32                  Latency;
2726     UINT32                  MaxAccessRate;
2727     UINT32                  MinTurnaroundTime;
2728     ACPI_GENERIC_ADDRESS    PlatformAckRegister;
2729     UINT64                  AckPreserveMask;
2730     UINT64                  AckSetMask;
2731     UINT64                  Reserved2;
2732     ACPI_GENERIC_ADDRESS    CmdCompleteRegister;
2733     UINT64                  CmdCompleteMask;
2734     ACPI_GENERIC_ADDRESS    CmdUpdateRegister;
2735     UINT64                  CmdUpdatePreserveMask;
2736     UINT64                  CmdUpdateSetMask;
2737     ACPI_GENERIC_ADDRESS    ErrorStatusRegister;
2738     UINT64                  ErrorStatusMask;
2739 
2740 } ACPI_PCCT_EXT_PCC_SLAVE;
2741 
2742 /* 5: HW Registers based Communications Subspace */
2743 
2744 typedef struct acpi_pcct_hw_reg
2745 {
2746     ACPI_SUBTABLE_HEADER    Header;
2747     UINT16                  Version;
2748     UINT64                  BaseAddress;
2749     UINT64                  Length;
2750     ACPI_GENERIC_ADDRESS    DoorbellRegister;
2751     UINT64                  DoorbellPreserve;
2752     UINT64                  DoorbellWrite;
2753     ACPI_GENERIC_ADDRESS    CmdCompleteRegister;
2754     UINT64                  CmdCompleteMask;
2755     ACPI_GENERIC_ADDRESS    ErrorStatusRegister;
2756     UINT64                  ErrorStatusMask;
2757     UINT32                  NominalLatency;
2758     UINT32                  MinTurnaroundTime;
2759 
2760 } ACPI_PCCT_HW_REG;
2761 
2762 
2763 /* Values for doorbell flags above */
2764 
2765 #define ACPI_PCCT_INTERRUPT_POLARITY    (1)
2766 #define ACPI_PCCT_INTERRUPT_MODE        (1<<1)
2767 
2768 
2769 /*
2770  * PCC memory structures (not part of the ACPI table)
2771  */
2772 
2773 /* Shared Memory Region */
2774 
2775 typedef struct acpi_pcct_shared_memory
2776 {
2777     UINT32                  Signature;
2778     UINT16                  Command;
2779     UINT16                  Status;
2780 
2781 } ACPI_PCCT_SHARED_MEMORY;
2782 
2783 
2784 /* Extended PCC Subspace Shared Memory Region (ACPI 6.2) */
2785 
2786 typedef struct acpi_pcct_ext_pcc_shared_memory
2787 {
2788     UINT32                  Signature;
2789     UINT32                  Flags;
2790     UINT32                  Length;
2791     UINT32                  Command;
2792 
2793 } ACPI_PCCT_EXT_PCC_SHARED_MEMORY;
2794 
2795 
2796 /*******************************************************************************
2797  *
2798  * PDTT - Platform Debug Trigger Table (ACPI 6.2)
2799  *        Version 0
2800  *
2801  ******************************************************************************/
2802 
2803 typedef struct acpi_table_pdtt
2804 {
2805     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
2806     UINT8                   TriggerCount;
2807     UINT8                   Reserved[3];
2808     UINT32                  ArrayOffset;
2809 
2810 } ACPI_TABLE_PDTT;
2811 
2812 
2813 /*
2814  * PDTT Communication Channel Identifier Structure.
2815  * The number of these structures is defined by TriggerCount above,
2816  * starting at ArrayOffset.
2817  */
2818 typedef struct acpi_pdtt_channel
2819 {
2820     UINT8                   SubchannelId;
2821     UINT8                   Flags;
2822 
2823 } ACPI_PDTT_CHANNEL;
2824 
2825 /* Flags for above */
2826 
2827 #define ACPI_PDTT_RUNTIME_TRIGGER           (1)
2828 #define ACPI_PDTT_WAIT_COMPLETION           (1<<1)
2829 #define ACPI_PDTT_TRIGGER_ORDER             (1<<2)
2830 
2831 
2832 /*******************************************************************************
2833  *
2834  * PHAT - Platform Health Assessment Table (ACPI 6.4)
2835  *        Version 1
2836  *
2837  ******************************************************************************/
2838 
2839 typedef struct acpi_table_phat
2840 {
2841     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
2842 
2843 } ACPI_TABLE_PHAT;
2844 
2845 /* Common header for PHAT subtables that follow main table */
2846 
2847 typedef struct acpi_phat_header
2848 {
2849     UINT16                  Type;
2850     UINT16                  Length;
2851     UINT8                   Revision;
2852 
2853 } ACPI_PHAT_HEADER;
2854 
2855 
2856 /* Values for Type field above */
2857 
2858 #define ACPI_PHAT_TYPE_FW_VERSION_DATA  0
2859 #define ACPI_PHAT_TYPE_FW_HEALTH_DATA   1
2860 #define ACPI_PHAT_TYPE_RESERVED         2 /* 0x02-0xFFFF are reserved */
2861 
2862 /*
2863  * PHAT subtables, correspond to Type in ACPI_PHAT_HEADER
2864  */
2865 
2866 /* 0: Firmware Version Data Record */
2867 
2868 typedef struct acpi_phat_version_data
2869 {
2870     ACPI_PHAT_HEADER        Header;
2871     UINT8                   Reserved[3];
2872     UINT32                  ElementCount;
2873 
2874 } ACPI_PHAT_VERSION_DATA;
2875 
2876 typedef struct acpi_phat_version_element
2877 {
2878     UINT8                   Guid[16];
2879     UINT64                  VersionValue;
2880     UINT32                  ProducerId;
2881 
2882 } ACPI_PHAT_VERSION_ELEMENT;
2883 
2884 
2885 /* 1: Firmware Health Data Record */
2886 
2887 typedef struct acpi_phat_health_data
2888 {
2889     ACPI_PHAT_HEADER        Header;
2890     UINT8                   Reserved[2];
2891     UINT8                   Health;
2892     UINT8                   DeviceGuid[16];
2893     UINT32                  DeviceSpecificOffset; /* Zero if no Device-specific data */
2894 
2895 } ACPI_PHAT_HEALTH_DATA;
2896 
2897 /* Values for Health field above */
2898 
2899 #define ACPI_PHAT_ERRORS_FOUND          0
2900 #define ACPI_PHAT_NO_ERRORS             1
2901 #define ACPI_PHAT_UNKNOWN_ERRORS        2
2902 #define ACPI_PHAT_ADVISORY              3
2903 
2904 
2905 /*******************************************************************************
2906  *
2907  * PMTT - Platform Memory Topology Table (ACPI 5.0)
2908  *        Version 1
2909  *
2910  ******************************************************************************/
2911 
2912 typedef struct acpi_table_pmtt
2913 {
2914     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
2915     UINT32                  MemoryDeviceCount;
2916     /*
2917      * Immediately followed by:
2918      * MEMORY_DEVICE MemoryDeviceStruct[MemoryDeviceCount];
2919      */
2920 
2921 } ACPI_TABLE_PMTT;
2922 
2923 
2924 /* Common header for PMTT subtables that follow main table */
2925 
2926 typedef struct acpi_pmtt_header
2927 {
2928     UINT8                   Type;
2929     UINT8                   Reserved1;
2930     UINT16                  Length;
2931     UINT16                  Flags;
2932     UINT16                  Reserved2;
2933     UINT32                  MemoryDeviceCount;  /* Zero means no memory device structs follow */
2934     /*
2935      * Immediately followed by:
2936      * UINT8 TypeSpecificData[]
2937      * MEMORY_DEVICE MemoryDeviceStruct[MemoryDeviceCount];
2938      */
2939 
2940 } ACPI_PMTT_HEADER;
2941 
2942 /* Values for Type field above */
2943 
2944 #define ACPI_PMTT_TYPE_SOCKET           0
2945 #define ACPI_PMTT_TYPE_CONTROLLER       1
2946 #define ACPI_PMTT_TYPE_DIMM             2
2947 #define ACPI_PMTT_TYPE_RESERVED         3 /* 0x03-0xFE are reserved */
2948 #define ACPI_PMTT_TYPE_VENDOR           0xFF
2949 
2950 /* Values for Flags field above */
2951 
2952 #define ACPI_PMTT_TOP_LEVEL             0x0001
2953 #define ACPI_PMTT_PHYSICAL              0x0002
2954 #define ACPI_PMTT_MEMORY_TYPE           0x000C
2955 
2956 
2957 /*
2958  * PMTT subtables, correspond to Type in acpi_pmtt_header
2959  */
2960 
2961 
2962 /* 0: Socket Structure */
2963 
2964 typedef struct acpi_pmtt_socket
2965 {
2966     ACPI_PMTT_HEADER        Header;
2967     UINT16                  SocketId;
2968     UINT16                  Reserved;
2969 
2970 } ACPI_PMTT_SOCKET;
2971     /*
2972      * Immediately followed by:
2973      * MEMORY_DEVICE MemoryDeviceStruct[MemoryDeviceCount];
2974      */
2975 
2976 
2977 /* 1: Memory Controller subtable */
2978 
2979 typedef struct acpi_pmtt_controller
2980 {
2981     ACPI_PMTT_HEADER        Header;
2982     UINT16                  ControllerId;
2983     UINT16                  Reserved;
2984 
2985 } ACPI_PMTT_CONTROLLER;
2986     /*
2987      * Immediately followed by:
2988      * MEMORY_DEVICE MemoryDeviceStruct[MemoryDeviceCount];
2989      */
2990 
2991 
2992 /* 2: Physical Component Identifier (DIMM) */
2993 
2994 typedef struct acpi_pmtt_physical_component
2995 {
2996     ACPI_PMTT_HEADER        Header;
2997     UINT32                  BiosHandle;
2998 
2999 } ACPI_PMTT_PHYSICAL_COMPONENT;
3000 
3001 
3002 /* 0xFF: Vendor Specific Data */
3003 
3004 typedef struct acpi_pmtt_vendor_specific
3005 {
3006     ACPI_PMTT_HEADER        Header;
3007     UINT8                   TypeUuid[16];
3008     UINT8                   Specific[];
3009     /*
3010      * Immediately followed by:
3011      * UINT8 VendorSpecificData[];
3012      * MEMORY_DEVICE MemoryDeviceStruct[MemoryDeviceCount];
3013      */
3014 
3015 } ACPI_PMTT_VENDOR_SPECIFIC;
3016 
3017 
3018 /*******************************************************************************
3019  *
3020  * PPTT - Processor Properties Topology Table (ACPI 6.2)
3021  *        Version 1
3022  *
3023  ******************************************************************************/
3024 
3025 typedef struct acpi_table_pptt
3026 {
3027     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
3028 
3029 } ACPI_TABLE_PPTT;
3030 
3031 /* Values for Type field above */
3032 
3033 enum AcpiPpttType
3034 {
3035     ACPI_PPTT_TYPE_PROCESSOR            = 0,
3036     ACPI_PPTT_TYPE_CACHE                = 1,
3037     ACPI_PPTT_TYPE_ID                   = 2,
3038     ACPI_PPTT_TYPE_RESERVED             = 3
3039 };
3040 
3041 
3042 /* 0: Processor Hierarchy Node Structure */
3043 
3044 typedef struct acpi_pptt_processor
3045 {
3046     ACPI_SUBTABLE_HEADER    Header;
3047     UINT16                  Reserved;
3048     UINT32                  Flags;
3049     UINT32                  Parent;
3050     UINT32                  AcpiProcessorId;
3051     UINT32                  NumberOfPrivResources;
3052 
3053 } ACPI_PPTT_PROCESSOR;
3054 
3055 /* Flags */
3056 
3057 #define ACPI_PPTT_PHYSICAL_PACKAGE          (1)
3058 #define ACPI_PPTT_ACPI_PROCESSOR_ID_VALID   (1<<1)
3059 #define ACPI_PPTT_ACPI_PROCESSOR_IS_THREAD  (1<<2)  /* ACPI 6.3 */
3060 #define ACPI_PPTT_ACPI_LEAF_NODE            (1<<3)  /* ACPI 6.3 */
3061 #define ACPI_PPTT_ACPI_IDENTICAL            (1<<4)  /* ACPI 6.3 */
3062 
3063 
3064 /* 1: Cache Type Structure */
3065 
3066 typedef struct acpi_pptt_cache
3067 {
3068     ACPI_SUBTABLE_HEADER    Header;
3069     UINT16                  Reserved;
3070     UINT32                  Flags;
3071     UINT32                  NextLevelOfCache;
3072     UINT32                  Size;
3073     UINT32                  NumberOfSets;
3074     UINT8                   Associativity;
3075     UINT8                   Attributes;
3076     UINT16                  LineSize;
3077 
3078 } ACPI_PPTT_CACHE;
3079 
3080 /* 1: Cache Type Structure for PPTT version 3 */
3081 
3082 typedef struct acpi_pptt_cache_v1
3083 {
3084     UINT32                  CacheId;
3085 
3086 } ACPI_PPTT_CACHE_V1;
3087 
3088 
3089 /* Flags */
3090 
3091 #define ACPI_PPTT_SIZE_PROPERTY_VALID       (1)     /* Physical property valid */
3092 #define ACPI_PPTT_NUMBER_OF_SETS_VALID      (1<<1)  /* Number of sets valid */
3093 #define ACPI_PPTT_ASSOCIATIVITY_VALID       (1<<2)  /* Associativity valid */
3094 #define ACPI_PPTT_ALLOCATION_TYPE_VALID     (1<<3)  /* Allocation type valid */
3095 #define ACPI_PPTT_CACHE_TYPE_VALID          (1<<4)  /* Cache type valid */
3096 #define ACPI_PPTT_WRITE_POLICY_VALID        (1<<5)  /* Write policy valid */
3097 #define ACPI_PPTT_LINE_SIZE_VALID           (1<<6)  /* Line size valid */
3098 #define ACPI_PPTT_CACHE_ID_VALID            (1<<7)  /* Cache ID valid */
3099 
3100 /* Masks for Attributes */
3101 
3102 #define ACPI_PPTT_MASK_ALLOCATION_TYPE      (0x03)  /* Allocation type */
3103 #define ACPI_PPTT_MASK_CACHE_TYPE           (0x0C)  /* Cache type */
3104 #define ACPI_PPTT_MASK_WRITE_POLICY         (0x10)  /* Write policy */
3105 
3106 /* Attributes describing cache */
3107 #define ACPI_PPTT_CACHE_READ_ALLOCATE       (0x0)   /* Cache line is allocated on read */
3108 #define ACPI_PPTT_CACHE_WRITE_ALLOCATE      (0x01)  /* Cache line is allocated on write */
3109 #define ACPI_PPTT_CACHE_RW_ALLOCATE         (0x02)  /* Cache line is allocated on read and write */
3110 #define ACPI_PPTT_CACHE_RW_ALLOCATE_ALT     (0x03)  /* Alternate representation of above */
3111 
3112 #define ACPI_PPTT_CACHE_TYPE_DATA           (0x0)   /* Data cache */
3113 #define ACPI_PPTT_CACHE_TYPE_INSTR          (1<<2)  /* Instruction cache */
3114 #define ACPI_PPTT_CACHE_TYPE_UNIFIED        (2<<2)  /* Unified I & D cache */
3115 #define ACPI_PPTT_CACHE_TYPE_UNIFIED_ALT    (3<<2)  /* Alternate representation of above */
3116 
3117 #define ACPI_PPTT_CACHE_POLICY_WB           (0x0)   /* Cache is write back */
3118 #define ACPI_PPTT_CACHE_POLICY_WT           (1<<4)  /* Cache is write through */
3119 
3120 /* 2: ID Structure */
3121 
3122 typedef struct acpi_pptt_id
3123 {
3124     ACPI_SUBTABLE_HEADER    Header;
3125     UINT16                  Reserved;
3126     UINT32                  VendorId;
3127     UINT64                  Level1Id;
3128     UINT64                  Level2Id;
3129     UINT16                  MajorRev;
3130     UINT16                  MinorRev;
3131     UINT16                  SpinRev;
3132 
3133 } ACPI_PPTT_ID;
3134 
3135 
3136 /*******************************************************************************
3137  *
3138  * PRMT - Platform Runtime Mechanism Table
3139  *        Version 1
3140  *
3141  ******************************************************************************/
3142 
3143 typedef struct acpi_table_prmt
3144 {
3145     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
3146 
3147 } ACPI_TABLE_PRMT;
3148 
3149 typedef struct acpi_table_prmt_header
3150 {
3151     UINT8                   PlatformGuid[16];
3152     UINT32                  ModuleInfoOffset;
3153     UINT32                  ModuleInfoCount;
3154 
3155 } ACPI_TABLE_PRMT_HEADER;
3156 
3157 typedef struct acpi_prmt_module_header
3158 {
3159     UINT16                  Revision;
3160     UINT16                  Length;
3161 
3162 } ACPI_PRMT_MODULE_HEADER;
3163 
3164 typedef struct acpi_prmt_module_info
3165 {
3166     UINT16                  Revision;
3167     UINT16                  Length;
3168     UINT8                   ModuleGuid[16];
3169     UINT16                  MajorRev;
3170     UINT16                  MinorRev;
3171     UINT16                  HandlerInfoCount;
3172     UINT32                  HandlerInfoOffset;
3173     UINT64                  MmioListPointer;
3174 
3175 } ACPI_PRMT_MODULE_INFO;
3176 
3177 typedef struct acpi_prmt_handler_info
3178 {
3179     UINT16                  Revision;
3180     UINT16                  Length;
3181     UINT8                   HandlerGuid[16];
3182     UINT64                  HandlerAddress;
3183     UINT64                  StaticDataBufferAddress;
3184     UINT64                  AcpiParamBufferAddress;
3185 
3186 } ACPI_PRMT_HANDLER_INFO;
3187 
3188 
3189 /*******************************************************************************
3190  *
3191  * RASF - RAS Feature Table (ACPI 5.0)
3192  *        Version 1
3193  *
3194  ******************************************************************************/
3195 
3196 typedef struct acpi_table_rasf
3197 {
3198     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
3199     UINT8                   ChannelId[12];
3200 
3201 } ACPI_TABLE_RASF;
3202 
3203 /* RASF Platform Communication Channel Shared Memory Region */
3204 
3205 typedef struct acpi_rasf_shared_memory
3206 {
3207     UINT32                  Signature;
3208     UINT16                  Command;
3209     UINT16                  Status;
3210     UINT16                  Version;
3211     UINT8                   Capabilities[16];
3212     UINT8                   SetCapabilities[16];
3213     UINT16                  NumParameterBlocks;
3214     UINT32                  SetCapabilitiesStatus;
3215 
3216 } ACPI_RASF_SHARED_MEMORY;
3217 
3218 /* RASF Parameter Block Structure Header */
3219 
3220 typedef struct acpi_rasf_parameter_block
3221 {
3222     UINT16                  Type;
3223     UINT16                  Version;
3224     UINT16                  Length;
3225 
3226 } ACPI_RASF_PARAMETER_BLOCK;
3227 
3228 /* RASF Parameter Block Structure for PATROL_SCRUB */
3229 
3230 typedef struct acpi_rasf_patrol_scrub_parameter
3231 {
3232     ACPI_RASF_PARAMETER_BLOCK   Header;
3233     UINT16                      PatrolScrubCommand;
3234     UINT64                      RequestedAddressRange[2];
3235     UINT64                      ActualAddressRange[2];
3236     UINT16                      Flags;
3237     UINT8                       RequestedSpeed;
3238 
3239 } ACPI_RASF_PATROL_SCRUB_PARAMETER;
3240 
3241 /* Masks for Flags and Speed fields above */
3242 
3243 #define ACPI_RASF_SCRUBBER_RUNNING      1
3244 #define ACPI_RASF_SPEED                 (7<<1)
3245 #define ACPI_RASF_SPEED_SLOW            (0<<1)
3246 #define ACPI_RASF_SPEED_MEDIUM          (4<<1)
3247 #define ACPI_RASF_SPEED_FAST            (7<<1)
3248 
3249 /* Channel Commands */
3250 
3251 enum AcpiRasfCommands
3252 {
3253     ACPI_RASF_EXECUTE_RASF_COMMAND      = 1
3254 };
3255 
3256 /* Platform RAS Capabilities */
3257 
3258 enum AcpiRasfCapabiliities
3259 {
3260     ACPI_HW_PATROL_SCRUB_SUPPORTED      = 0,
3261     ACPI_SW_PATROL_SCRUB_EXPOSED        = 1
3262 };
3263 
3264 /* Patrol Scrub Commands */
3265 
3266 enum AcpiRasfPatrolScrubCommands
3267 {
3268     ACPI_RASF_GET_PATROL_PARAMETERS     = 1,
3269     ACPI_RASF_START_PATROL_SCRUBBER     = 2,
3270     ACPI_RASF_STOP_PATROL_SCRUBBER      = 3
3271 };
3272 
3273 /* Channel Command flags */
3274 
3275 #define ACPI_RASF_GENERATE_SCI          (1<<15)
3276 
3277 /* Status values */
3278 
3279 enum AcpiRasfStatus
3280 {
3281     ACPI_RASF_SUCCESS                   = 0,
3282     ACPI_RASF_NOT_VALID                 = 1,
3283     ACPI_RASF_NOT_SUPPORTED             = 2,
3284     ACPI_RASF_BUSY                      = 3,
3285     ACPI_RASF_FAILED                    = 4,
3286     ACPI_RASF_ABORTED                   = 5,
3287     ACPI_RASF_INVALID_DATA              = 6
3288 };
3289 
3290 /* Status flags */
3291 
3292 #define ACPI_RASF_COMMAND_COMPLETE      (1)
3293 #define ACPI_RASF_SCI_DOORBELL          (1<<1)
3294 #define ACPI_RASF_ERROR                 (1<<2)
3295 #define ACPI_RASF_STATUS                (0x1F<<3)
3296 
3297 
3298 /*******************************************************************************
3299  *
3300  * RGRT - Regulatory Graphics Resource Table
3301  *        Version 1
3302  *
3303  * Conforms to "ACPI RGRT" available at:
3304  * https://microsoft.github.io/mu/dyn/mu_plus/MsCorePkg/AcpiRGRT/feature_acpi_rgrt/
3305  *
3306  ******************************************************************************/
3307 
3308 typedef struct acpi_table_rgrt
3309 {
3310     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
3311     UINT16                  Version;
3312     UINT8                   ImageType;
3313     UINT8                   Reserved;
3314     UINT8                   Image[];
3315 
3316 } ACPI_TABLE_RGRT;
3317 
3318 /* ImageType values */
3319 
3320 enum AcpiRgrtImageType
3321 {
3322     ACPI_RGRT_TYPE_RESERVED0            = 0,
3323     ACPI_RGRT_IMAGE_TYPE_PNG            = 1,
3324     ACPI_RGRT_TYPE_RESERVED             = 2     /* 2 and greater are reserved */
3325 };
3326 
3327 
3328 /*******************************************************************************
3329  *
3330  * RHCT - RISC-V Hart Capabilities Table
3331  *        Version 1
3332  *
3333  ******************************************************************************/
3334 
3335 typedef struct acpi_table_rhct {
3336     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
3337     UINT32                  Flags;              /* RHCT flags */
3338     UINT64                  TimeBaseFreq;
3339     UINT32                  NodeCount;
3340     UINT32                  NodeOffset;
3341 } ACPI_TABLE_RHCT;
3342 
3343 /* RHCT Flags */
3344 
3345 #define ACPI_RHCT_TIMER_CANNOT_WAKEUP_CPU       (1)
3346 /*
3347  * RHCT subtables
3348  */
3349 typedef struct acpi_rhct_node_header {
3350     UINT16                  Type;
3351     UINT16                  Length;
3352     UINT16                  Revision;
3353 } ACPI_RHCT_NODE_HEADER;
3354 
3355 /* Values for RHCT subtable Type above */
3356 
3357 enum acpi_rhct_node_type {
3358     ACPI_RHCT_NODE_TYPE_ISA_STRING = 0x0000,
3359     ACPI_RHCT_NODE_TYPE_CMO        = 0x0001,
3360     ACPI_RHCT_NODE_TYPE_MMU        = 0x0002,
3361     ACPI_RHCT_NODE_TYPE_RESERVED   = 0x0003,
3362     ACPI_RHCT_NODE_TYPE_HART_INFO  = 0xFFFF,
3363 };
3364 
3365 /*
3366  * RHCT node specific subtables
3367  */
3368 
3369 /* ISA string node structure */
3370 typedef struct acpi_rhct_isa_string {
3371     UINT16                  IsaLength;
3372     char                    Isa[];
3373 } ACPI_RHCT_ISA_STRING;
3374 
3375 typedef struct acpi_rhct_cmo_node {
3376     UINT8                  Reserved;           /* Must be zero */
3377     UINT8                  CbomSize;           /* CBOM size in powerof 2 */
3378     UINT8                  CbopSize;           /* CBOP size in powerof 2 */
3379     UINT8                  CbozSize;           /* CBOZ size in powerof 2 */
3380 } ACPI_RHCT_CMO_NODE;
3381 
3382 typedef struct acpi_rhct_mmu_node {
3383     UINT8                   Reserved;          /* Must be zero */
3384     UINT8                   MmuType;           /* Virtual Address Scheme */
3385 } ACPI_RHCT_MMU_NODE;
3386 
3387 enum acpi_rhct_mmu_type {
3388     ACPI_RHCT_MMU_TYPE_SV39 = 0,
3389     ACPI_RHCT_MMU_TYPE_SV48 = 1,
3390     ACPI_RHCT_MMU_TYPE_SV57 = 2
3391 };
3392 
3393 /* Hart Info node structure */
3394 typedef struct acpi_rhct_hart_info {
3395     UINT16                  NumOffsets;
3396     UINT32                  Uid;                /* ACPI processor UID */
3397 } ACPI_RHCT_HART_INFO;
3398 
3399 /*******************************************************************************
3400  *
3401  * SBST - Smart Battery Specification Table
3402  *        Version 1
3403  *
3404  ******************************************************************************/
3405 
3406 typedef struct acpi_table_sbst
3407 {
3408     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
3409     UINT32                  WarningLevel;
3410     UINT32                  LowLevel;
3411     UINT32                  CriticalLevel;
3412 
3413 } ACPI_TABLE_SBST;
3414 
3415 
3416 /*******************************************************************************
3417  *
3418  * SDEI - Software Delegated Exception Interface Descriptor Table
3419  *
3420  * Conforms to "Software Delegated Exception Interface (SDEI)" ARM DEN0054A,
3421  * May 8th, 2017. Copyright 2017 ARM Ltd.
3422  *
3423  ******************************************************************************/
3424 
3425 typedef struct acpi_table_sdei
3426 {
3427     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
3428 
3429 } ACPI_TABLE_SDEI;
3430 
3431 
3432 /*******************************************************************************
3433  *
3434  * SDEV - Secure Devices Table (ACPI 6.2)
3435  *        Version 1
3436  *
3437  ******************************************************************************/
3438 
3439 typedef struct acpi_table_sdev
3440 {
3441     ACPI_TABLE_HEADER       Header;             /* Common ACPI table header */
3442 
3443 } ACPI_TABLE_SDEV;
3444 
3445 
3446 typedef struct acpi_sdev_header
3447 {
3448     UINT8                   Type;
3449     UINT8                   Flags;
3450     UINT16                  Length;
3451 
3452 } ACPI_SDEV_HEADER;
3453 
3454 
3455 /* Values for subtable type above */
3456 
3457 enum AcpiSdevType
3458 {
3459     ACPI_SDEV_TYPE_NAMESPACE_DEVICE     = 0,
3460     ACPI_SDEV_TYPE_PCIE_ENDPOINT_DEVICE = 1,
3461     ACPI_SDEV_TYPE_RESERVED             = 2     /* 2 and greater are reserved */
3462 };
3463 
3464 /* Values for flags above */
3465 
3466 #define ACPI_SDEV_HANDOFF_TO_UNSECURE_OS    (1)
3467 #define ACPI_SDEV_SECURE_COMPONENTS_PRESENT (1<<1)
3468 
3469 /*
3470  * SDEV subtables
3471  */
3472 
3473 /* 0: Namespace Device Based Secure Device Structure */
3474 
3475 typedef struct acpi_sdev_namespace
3476 {
3477     ACPI_SDEV_HEADER        Header;
3478     UINT16                  DeviceIdOffset;
3479     UINT16                  DeviceIdLength;
3480     UINT16                  VendorDataOffset;
3481     UINT16                  VendorDataLength;
3482 
3483 } ACPI_SDEV_NAMESPACE;
3484 
3485 typedef struct acpi_sdev_secure_component
3486 {
3487     UINT16                  SecureComponentOffset;
3488     UINT16                  SecureComponentLength;
3489 
3490 } ACPI_SDEV_SECURE_COMPONENT;
3491 
3492 
3493 /*
3494  * SDEV sub-subtables ("Components") for above
3495  */
3496 typedef struct acpi_sdev_component
3497 {
3498     ACPI_SDEV_HEADER        Header;
3499 
3500 } ACPI_SDEV_COMPONENT;
3501 
3502 
3503 /* Values for sub-subtable type above */
3504 
3505 enum AcpiSacType
3506 {
3507     ACPI_SDEV_TYPE_ID_COMPONENT     = 0,
3508     ACPI_SDEV_TYPE_MEM_COMPONENT    = 1
3509 };
3510 
3511 typedef struct acpi_sdev_id_component
3512 {
3513     ACPI_SDEV_HEADER        Header;
3514     UINT16                  HardwareIdOffset;
3515     UINT16                  HardwareIdLength;
3516     UINT16                  SubsystemIdOffset;
3517     UINT16                  SubsystemIdLength;
3518     UINT16                  HardwareRevision;
3519     UINT8                   HardwareRevPresent;
3520     UINT8                   ClassCodePresent;
3521     UINT8                   PciBaseClass;
3522     UINT8                   PciSubClass;
3523     UINT8                   PciProgrammingXface;
3524 
3525 } ACPI_SDEV_ID_COMPONENT;
3526 
3527 typedef struct acpi_sdev_mem_component
3528 {
3529     ACPI_SDEV_HEADER        Header;
3530     UINT32                  Reserved;
3531     UINT64                  MemoryBaseAddress;
3532     UINT64                  MemoryLength;
3533 
3534 } ACPI_SDEV_MEM_COMPONENT;
3535 
3536 
3537 /* 1: PCIe Endpoint Device Based Device Structure */
3538 
3539 typedef struct acpi_sdev_pcie
3540 {
3541     ACPI_SDEV_HEADER        Header;
3542     UINT16                  Segment;
3543     UINT16                  StartBus;
3544     UINT16                  PathOffset;
3545     UINT16                  PathLength;
3546     UINT16                  VendorDataOffset;
3547     UINT16                  VendorDataLength;
3548 
3549 } ACPI_SDEV_PCIE;
3550 
3551 /* 1a: PCIe Endpoint path entry */
3552 
3553 typedef struct acpi_sdev_pcie_path
3554 {
3555     UINT8                   Device;
3556     UINT8                   Function;
3557 
3558 } ACPI_SDEV_PCIE_PATH;
3559 
3560 
3561 /*******************************************************************************
3562  *
3563  * SVKL - Storage Volume Key Location Table (ACPI 6.4)
3564  *        From: "Guest-Host-Communication Interface (GHCI) for Intel
3565  *        Trust Domain Extensions (Intel TDX)".
3566  *        Version 1
3567  *
3568  ******************************************************************************/
3569 
3570 typedef struct acpi_table_svkl
3571 {
3572     ACPI_TABLE_HEADER       Header; /* Common ACPI table header */
3573     UINT32                  Count;
3574 
3575 } ACPI_TABLE_SVKL;
3576 
3577 typedef struct acpi_svkl_key
3578 {
3579     UINT16                  Type;
3580     UINT16                  Format;
3581     UINT32                  Size;
3582     UINT64                  Address;
3583 
3584 } ACPI_SVKL_KEY;
3585 
3586 enum acpi_svkl_type
3587 {
3588     ACPI_SVKL_TYPE_MAIN_STORAGE = 0,
3589     ACPI_SVKL_TYPE_RESERVED     = 1 /* 1 and greater are reserved */
3590 };
3591 
3592 enum acpi_svkl_format
3593 {
3594     ACPI_SVKL_FORMAT_RAW_BINARY = 0,
3595     ACPI_SVKL_FORMAT_RESERVED   = 1 /* 1 and greater are reserved */
3596 };
3597 
3598 
3599 /*******************************************************************************
3600  *
3601  * TDEL - TD-Event Log
3602  *        From: "Guest-Host-Communication Interface (GHCI) for Intel
3603  *        Trust Domain Extensions (Intel TDX)".
3604  *        September 2020
3605  *
3606  ******************************************************************************/
3607 
3608 typedef struct acpi_table_tdel
3609 {
3610     ACPI_TABLE_HEADER       Header; /* Common ACPI table header */
3611     UINT32                  Reserved;
3612     UINT64                  LogAreaMinimumLength;
3613     UINT64                  LogAreaStartAddress;
3614 
3615 } ACPI_TABLE_TDEL;
3616 
3617 /* Reset to default packing */
3618 
3619 #pragma pack()
3620 
3621 #endif /* __ACTBL2_H__ */
3622