1/******************************************************************************
2 *
3 * Module Name: utdecode - Utility decoding routines (value-to-string)
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#include "acpi.h"
153#include "accommon.h"
154#include "acnamesp.h"
155#include "amlcode.h"
156
157#define _COMPONENT          ACPI_UTILITIES
158        ACPI_MODULE_NAME    ("utdecode")
159
160
161/*
162 * Properties of the ACPI Object Types, both internal and external.
163 * The table is indexed by values of ACPI_OBJECT_TYPE
164 */
165const UINT8                     AcpiGbl_NsProperties[ACPI_NUM_NS_TYPES] =
166{
167    ACPI_NS_NORMAL,                     /* 00 Any              */
168    ACPI_NS_NORMAL,                     /* 01 Number           */
169    ACPI_NS_NORMAL,                     /* 02 String           */
170    ACPI_NS_NORMAL,                     /* 03 Buffer           */
171    ACPI_NS_NORMAL,                     /* 04 Package          */
172    ACPI_NS_NORMAL,                     /* 05 FieldUnit        */
173    ACPI_NS_NEWSCOPE,                   /* 06 Device           */
174    ACPI_NS_NORMAL,                     /* 07 Event            */
175    ACPI_NS_NEWSCOPE,                   /* 08 Method           */
176    ACPI_NS_NORMAL,                     /* 09 Mutex            */
177    ACPI_NS_NORMAL,                     /* 10 Region           */
178    ACPI_NS_NEWSCOPE,                   /* 11 Power            */
179    ACPI_NS_NEWSCOPE,                   /* 12 Processor        */
180    ACPI_NS_NEWSCOPE,                   /* 13 Thermal          */
181    ACPI_NS_NORMAL,                     /* 14 BufferField      */
182    ACPI_NS_NORMAL,                     /* 15 DdbHandle        */
183    ACPI_NS_NORMAL,                     /* 16 Debug Object     */
184    ACPI_NS_NORMAL,                     /* 17 DefField         */
185    ACPI_NS_NORMAL,                     /* 18 BankField        */
186    ACPI_NS_NORMAL,                     /* 19 IndexField       */
187    ACPI_NS_NORMAL,                     /* 20 Reference        */
188    ACPI_NS_NORMAL,                     /* 21 Alias            */
189    ACPI_NS_NORMAL,                     /* 22 MethodAlias      */
190    ACPI_NS_NORMAL,                     /* 23 Notify           */
191    ACPI_NS_NORMAL,                     /* 24 Address Handler  */
192    ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL,   /* 25 Resource Desc    */
193    ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL,   /* 26 Resource Field   */
194    ACPI_NS_NEWSCOPE,                   /* 27 Scope            */
195    ACPI_NS_NORMAL,                     /* 28 Extra            */
196    ACPI_NS_NORMAL,                     /* 29 Data             */
197    ACPI_NS_NORMAL                      /* 30 Invalid          */
198};
199
200
201/*******************************************************************************
202 *
203 * FUNCTION:    AcpiUtGetRegionName
204 *
205 * PARAMETERS:  Space ID            - ID for the region
206 *
207 * RETURN:      Decoded region SpaceId name
208 *
209 * DESCRIPTION: Translate a Space ID into a name string (Debug only)
210 *
211 ******************************************************************************/
212
213/* Region type decoding */
214
215const char        *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS] =
216{
217    "SystemMemory",       /* 0x00 */
218    "SystemIO",           /* 0x01 */
219    "PCI_Config",         /* 0x02 */
220    "EmbeddedControl",    /* 0x03 */
221    "SMBus",              /* 0x04 */
222    "SystemCMOS",         /* 0x05 */
223    "PCIBARTarget",       /* 0x06 */
224    "IPMI",               /* 0x07 */
225    "GeneralPurposeIo",   /* 0x08 */
226    "GenericSerialBus",   /* 0x09 */
227    "PCC",                /* 0x0A */
228    "PlatformRtMechanism" /* 0x0B */
229};
230
231
232const char *
233AcpiUtGetRegionName (
234    UINT8                   SpaceId)
235{
236
237    if (SpaceId >= ACPI_USER_REGION_BEGIN)
238    {
239        return ("UserDefinedRegion");
240    }
241    else if (SpaceId == ACPI_ADR_SPACE_DATA_TABLE)
242    {
243        return ("DataTable");
244    }
245    else if (SpaceId == ACPI_ADR_SPACE_FIXED_HARDWARE)
246    {
247        return ("FunctionalFixedHW");
248    }
249    else if (SpaceId >= ACPI_NUM_PREDEFINED_REGIONS)
250    {
251        return ("InvalidSpaceId");
252    }
253
254    return (AcpiGbl_RegionTypes[SpaceId]);
255}
256
257
258/*******************************************************************************
259 *
260 * FUNCTION:    AcpiUtGetEventName
261 *
262 * PARAMETERS:  EventId             - Fixed event ID
263 *
264 * RETURN:      Decoded event ID name
265 *
266 * DESCRIPTION: Translate a Event ID into a name string (Debug only)
267 *
268 ******************************************************************************/
269
270/* Event type decoding */
271
272static const char        *AcpiGbl_EventTypes[ACPI_NUM_FIXED_EVENTS] =
273{
274    "PM_Timer",
275    "GlobalLock",
276    "PowerButton",
277    "SleepButton",
278    "RealTimeClock",
279};
280
281
282const char *
283AcpiUtGetEventName (
284    UINT32                  EventId)
285{
286
287    if (EventId > ACPI_EVENT_MAX)
288    {
289        return ("InvalidEventID");
290    }
291
292    return (AcpiGbl_EventTypes[EventId]);
293}
294
295
296/*******************************************************************************
297 *
298 * FUNCTION:    AcpiUtGetTypeName
299 *
300 * PARAMETERS:  Type                - An ACPI object type
301 *
302 * RETURN:      Decoded ACPI object type name
303 *
304 * DESCRIPTION: Translate a Type ID into a name string (Debug only)
305 *
306 ******************************************************************************/
307
308/*
309 * Elements of AcpiGbl_NsTypeNames below must match
310 * one-to-one with values of ACPI_OBJECT_TYPE
311 *
312 * The type ACPI_TYPE_ANY (Untyped) is used as a "don't care" when searching;
313 * when stored in a table it really means that we have thus far seen no
314 * evidence to indicate what type is actually going to be stored for this
315 & entry.
316 */
317static const char           AcpiGbl_BadType[] = "UNDEFINED";
318
319/* Printable names of the ACPI object types */
320
321static const char           *AcpiGbl_NsTypeNames[] =
322{
323    /* 00 */ "Untyped",
324    /* 01 */ "Integer",
325    /* 02 */ "String",
326    /* 03 */ "Buffer",
327    /* 04 */ "Package",
328    /* 05 */ "FieldUnit",
329    /* 06 */ "Device",
330    /* 07 */ "Event",
331    /* 08 */ "Method",
332    /* 09 */ "Mutex",
333    /* 10 */ "Region",
334    /* 11 */ "Power",
335    /* 12 */ "Processor",
336    /* 13 */ "Thermal",
337    /* 14 */ "BufferField",
338    /* 15 */ "DdbHandle",
339    /* 16 */ "DebugObject",
340    /* 17 */ "RegionField",
341    /* 18 */ "BankField",
342    /* 19 */ "IndexField",
343    /* 20 */ "Reference",
344    /* 21 */ "Alias",
345    /* 22 */ "MethodAlias",
346    /* 23 */ "Notify",
347    /* 24 */ "AddrHandler",
348    /* 25 */ "ResourceDesc",
349    /* 26 */ "ResourceFld",
350    /* 27 */ "Scope",
351    /* 28 */ "Extra",
352    /* 29 */ "Data",
353    /* 30 */ "Invalid"
354};
355
356
357const char *
358AcpiUtGetTypeName (
359    ACPI_OBJECT_TYPE        Type)
360{
361
362    if (Type > ACPI_TYPE_INVALID)
363    {
364        return (AcpiGbl_BadType);
365    }
366
367    return (AcpiGbl_NsTypeNames[Type]);
368}
369
370
371const char *
372AcpiUtGetObjectTypeName (
373    ACPI_OPERAND_OBJECT     *ObjDesc)
374{
375    ACPI_FUNCTION_TRACE (UtGetObjectTypeName);
376
377
378    if (!ObjDesc)
379    {
380        ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Null Object Descriptor\n"));
381        return_STR ("[NULL Object Descriptor]");
382    }
383
384    /* These descriptor types share a common area */
385
386    if ((ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_OPERAND) &&
387        (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_NAMED))
388    {
389        ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
390            "Invalid object descriptor type: 0x%2.2X [%s] (%p)\n",
391            ACPI_GET_DESCRIPTOR_TYPE (ObjDesc),
392            AcpiUtGetDescriptorName (ObjDesc), ObjDesc));
393
394        return_STR ("Invalid object");
395    }
396
397    return_STR (AcpiUtGetTypeName (ObjDesc->Common.Type));
398}
399
400
401/*******************************************************************************
402 *
403 * FUNCTION:    AcpiUtGetNodeName
404 *
405 * PARAMETERS:  Object               - A namespace node
406 *
407 * RETURN:      ASCII name of the node
408 *
409 * DESCRIPTION: Validate the node and return the node's ACPI name.
410 *
411 ******************************************************************************/
412
413const char *
414AcpiUtGetNodeName (
415    void                    *Object)
416{
417    ACPI_NAMESPACE_NODE     *Node = (ACPI_NAMESPACE_NODE *) Object;
418
419
420    /* Must return a string of exactly 4 characters == ACPI_NAMESEG_SIZE */
421
422    if (!Object)
423    {
424        return ("NULL");
425    }
426
427    /* Check for Root node */
428
429    if ((Object == ACPI_ROOT_OBJECT) ||
430        (Object == AcpiGbl_RootNode))
431    {
432        return ("\"\\\" ");
433    }
434
435    /* Descriptor must be a namespace node */
436
437    if (ACPI_GET_DESCRIPTOR_TYPE (Node) != ACPI_DESC_TYPE_NAMED)
438    {
439        return ("####");
440    }
441
442    /*
443     * Ensure name is valid. The name was validated/repaired when the node
444     * was created, but make sure it has not been corrupted.
445     */
446    AcpiUtRepairName (Node->Name.Ascii);
447
448    /* Return the name */
449
450    return (Node->Name.Ascii);
451}
452
453
454/*******************************************************************************
455 *
456 * FUNCTION:    AcpiUtGetDescriptorName
457 *
458 * PARAMETERS:  Object               - An ACPI object
459 *
460 * RETURN:      Decoded name of the descriptor type
461 *
462 * DESCRIPTION: Validate object and return the descriptor type
463 *
464 ******************************************************************************/
465
466/* Printable names of object descriptor types */
467
468static const char           *AcpiGbl_DescTypeNames[] =
469{
470    /* 00 */ "Not a Descriptor",
471    /* 01 */ "Cached Object",
472    /* 02 */ "State-Generic",
473    /* 03 */ "State-Update",
474    /* 04 */ "State-Package",
475    /* 05 */ "State-Control",
476    /* 06 */ "State-RootParseScope",
477    /* 07 */ "State-ParseScope",
478    /* 08 */ "State-WalkScope",
479    /* 09 */ "State-Result",
480    /* 10 */ "State-Notify",
481    /* 11 */ "State-Thread",
482    /* 12 */ "Tree Walk State",
483    /* 13 */ "Parse Tree Op",
484    /* 14 */ "Operand Object",
485    /* 15 */ "Namespace Node"
486};
487
488
489const char *
490AcpiUtGetDescriptorName (
491    void                    *Object)
492{
493
494    if (!Object)
495    {
496        return ("NULL OBJECT");
497    }
498
499    if (ACPI_GET_DESCRIPTOR_TYPE (Object) > ACPI_DESC_TYPE_MAX)
500    {
501        return ("Not a Descriptor");
502    }
503
504    return (AcpiGbl_DescTypeNames[ACPI_GET_DESCRIPTOR_TYPE (Object)]);
505}
506
507
508/*******************************************************************************
509 *
510 * FUNCTION:    AcpiUtGetReferenceName
511 *
512 * PARAMETERS:  Object               - An ACPI reference object
513 *
514 * RETURN:      Decoded name of the type of reference
515 *
516 * DESCRIPTION: Decode a reference object sub-type to a string.
517 *
518 ******************************************************************************/
519
520/* Printable names of reference object sub-types */
521
522static const char           *AcpiGbl_RefClassNames[] =
523{
524    /* 00 */ "Local",
525    /* 01 */ "Argument",
526    /* 02 */ "RefOf",
527    /* 03 */ "Index",
528    /* 04 */ "DdbHandle",
529    /* 05 */ "Named Object",
530    /* 06 */ "Debug"
531};
532
533const char *
534AcpiUtGetReferenceName (
535    ACPI_OPERAND_OBJECT     *Object)
536{
537
538    if (!Object)
539    {
540        return ("NULL Object");
541    }
542
543    if (ACPI_GET_DESCRIPTOR_TYPE (Object) != ACPI_DESC_TYPE_OPERAND)
544    {
545        return ("Not an Operand object");
546    }
547
548    if (Object->Common.Type != ACPI_TYPE_LOCAL_REFERENCE)
549    {
550        return ("Not a Reference object");
551    }
552
553    if (Object->Reference.Class > ACPI_REFCLASS_MAX)
554    {
555        return ("Unknown Reference class");
556    }
557
558    return (AcpiGbl_RefClassNames[Object->Reference.Class]);
559}
560
561
562/*******************************************************************************
563 *
564 * FUNCTION:    AcpiUtGetMutexName
565 *
566 * PARAMETERS:  MutexId         - The predefined ID for this mutex.
567 *
568 * RETURN:      Decoded name of the internal mutex
569 *
570 * DESCRIPTION: Translate a mutex ID into a name string (Debug only)
571 *
572 ******************************************************************************/
573
574/* Names for internal mutex objects, used for debug output */
575
576static const char           *AcpiGbl_MutexNames[ACPI_NUM_MUTEX] =
577{
578    "ACPI_MTX_Interpreter",
579    "ACPI_MTX_Namespace",
580    "ACPI_MTX_Tables",
581    "ACPI_MTX_Events",
582    "ACPI_MTX_Caches",
583    "ACPI_MTX_Memory",
584};
585
586const char *
587AcpiUtGetMutexName (
588    UINT32                  MutexId)
589{
590
591    if (MutexId > ACPI_MAX_MUTEX)
592    {
593        return ("Invalid Mutex ID");
594    }
595
596    return (AcpiGbl_MutexNames[MutexId]);
597}
598
599
600#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
601
602/*
603 * Strings and procedures used for debug only
604 */
605
606/*******************************************************************************
607 *
608 * FUNCTION:    AcpiUtGetNotifyName
609 *
610 * PARAMETERS:  NotifyValue     - Value from the Notify() request
611 *
612 * RETURN:      Decoded name for the notify value
613 *
614 * DESCRIPTION: Translate a Notify Value to a notify namestring.
615 *
616 ******************************************************************************/
617
618/* Names for Notify() values, used for debug output */
619
620static const char           *AcpiGbl_GenericNotify[ACPI_GENERIC_NOTIFY_MAX + 1] =
621{
622    /* 00 */ "Bus Check",
623    /* 01 */ "Device Check",
624    /* 02 */ "Device Wake",
625    /* 03 */ "Eject Request",
626    /* 04 */ "Device Check Light",
627    /* 05 */ "Frequency Mismatch",
628    /* 06 */ "Bus Mode Mismatch",
629    /* 07 */ "Power Fault",
630    /* 08 */ "Capabilities Check",
631    /* 09 */ "Device PLD Check",
632    /* 0A */ "Reserved",
633    /* 0B */ "System Locality Update",
634    /* 0C */ "Reserved (was previously Shutdown Request)",  /* Reserved in ACPI 6.0 */
635    /* 0D */ "System Resource Affinity Update",
636    /* 0E */ "Heterogeneous Memory Attributes Update",      /* ACPI 6.2 */
637    /* 0F */ "Error Disconnect Recover"                     /* ACPI 6.3 */
638};
639
640static const char           *AcpiGbl_DeviceNotify[5] =
641{
642    /* 80 */ "Status Change",
643    /* 81 */ "Information Change",
644    /* 82 */ "Device-Specific Change",
645    /* 83 */ "Device-Specific Change",
646    /* 84 */ "Reserved"
647};
648
649static const char           *AcpiGbl_ProcessorNotify[5] =
650{
651    /* 80 */ "Performance Capability Change",
652    /* 81 */ "C-State Change",
653    /* 82 */ "Throttling Capability Change",
654    /* 83 */ "Guaranteed Change",
655    /* 84 */ "Minimum Excursion"
656};
657
658static const char           *AcpiGbl_ThermalNotify[5] =
659{
660    /* 80 */ "Thermal Status Change",
661    /* 81 */ "Thermal Trip Point Change",
662    /* 82 */ "Thermal Device List Change",
663    /* 83 */ "Thermal Relationship Change",
664    /* 84 */ "Reserved"
665};
666
667
668const char *
669AcpiUtGetNotifyName (
670    UINT32                  NotifyValue,
671    ACPI_OBJECT_TYPE        Type)
672{
673
674    /* 00 - 0F are "common to all object types" (from ACPI Spec) */
675
676    if (NotifyValue <= ACPI_GENERIC_NOTIFY_MAX)
677    {
678        return (AcpiGbl_GenericNotify[NotifyValue]);
679    }
680
681    /* 10 - 7F are reserved */
682
683    if (NotifyValue <= ACPI_MAX_SYS_NOTIFY)
684    {
685        return ("Reserved");
686    }
687
688    /* 80 - 84 are per-object-type */
689
690    if (NotifyValue <= ACPI_SPECIFIC_NOTIFY_MAX)
691    {
692        switch (Type)
693        {
694        case ACPI_TYPE_ANY:
695        case ACPI_TYPE_DEVICE:
696            return (AcpiGbl_DeviceNotify [NotifyValue - 0x80]);
697
698        case ACPI_TYPE_PROCESSOR:
699            return (AcpiGbl_ProcessorNotify [NotifyValue - 0x80]);
700
701        case ACPI_TYPE_THERMAL:
702            return (AcpiGbl_ThermalNotify [NotifyValue - 0x80]);
703
704        default:
705            return ("Target object type does not support notifies");
706        }
707    }
708
709    /* 84 - BF are device-specific */
710
711    if (NotifyValue <= ACPI_MAX_DEVICE_SPECIFIC_NOTIFY)
712    {
713        return ("Device-Specific");
714    }
715
716    /* C0 and above are hardware-specific */
717
718    return ("Hardware-Specific");
719}
720
721
722/*******************************************************************************
723 *
724 * FUNCTION:    AcpiUtGetArgumentTypeName
725 *
726 * PARAMETERS:  ArgType             - an ARGP_* parser argument type
727 *
728 * RETURN:      Decoded ARGP_* type
729 *
730 * DESCRIPTION: Decode an ARGP_* parser type, as defined in the amlcode.h file,
731 *              and used in the acopcode.h file. For example, ARGP_TERMARG.
732 *              Used for debug only.
733 *
734 ******************************************************************************/
735
736static const char           *AcpiGbl_ArgumentType[20] =
737{
738    /* 00 */ "Unknown ARGP",
739    /* 01 */ "ByteData",
740    /* 02 */ "ByteList",
741    /* 03 */ "CharList",
742    /* 04 */ "DataObject",
743    /* 05 */ "DataObjectList",
744    /* 06 */ "DWordData",
745    /* 07 */ "FieldList",
746    /* 08 */ "Name",
747    /* 09 */ "NameString",
748    /* 0A */ "ObjectList",
749    /* 0B */ "PackageLength",
750    /* 0C */ "SuperName",
751    /* 0D */ "Target",
752    /* 0E */ "TermArg",
753    /* 0F */ "TermList",
754    /* 10 */ "WordData",
755    /* 11 */ "QWordData",
756    /* 12 */ "SimpleName",
757    /* 13 */ "NameOrRef"
758};
759
760const char *
761AcpiUtGetArgumentTypeName (
762    UINT32                  ArgType)
763{
764
765    if (ArgType > ARGP_MAX)
766    {
767        return ("Unknown ARGP");
768    }
769
770    return (AcpiGbl_ArgumentType[ArgType]);
771}
772
773#endif
774
775
776/*******************************************************************************
777 *
778 * FUNCTION:    AcpiUtValidObjectType
779 *
780 * PARAMETERS:  Type            - Object type to be validated
781 *
782 * RETURN:      TRUE if valid object type, FALSE otherwise
783 *
784 * DESCRIPTION: Validate an object type
785 *
786 ******************************************************************************/
787
788BOOLEAN
789AcpiUtValidObjectType (
790    ACPI_OBJECT_TYPE        Type)
791{
792
793    if (Type > ACPI_TYPE_LOCAL_MAX)
794    {
795        /* Note: Assumes all TYPEs are contiguous (external/local) */
796
797        return (FALSE);
798    }
799
800    return (TRUE);
801}
802