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 - 2025, 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 */ 165 const 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 */ 214 215 const 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 }; 230 231 232 const char * 233 AcpiUtGetRegionName ( 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 */ 271 272 static const char *AcpiGbl_EventTypes[ACPI_NUM_FIXED_EVENTS] = 273 { 274 "PM_Timer", 275 "GlobalLock", 276 "PowerButton", 277 "SleepButton", 278 "RealTimeClock", 279 }; 280 281 282 const char * 283 AcpiUtGetEventName ( 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 */ 317 static const char AcpiGbl_BadType[] = "UNDEFINED"; 318 319 /* Printable names of the ACPI object types */ 320 321 static 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 }; 355 356 357 const char * 358 AcpiUtGetTypeName ( 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 } 369 370 371 const char * 372 AcpiUtGetObjectTypeName ( 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 ******************************************************************************/ 412 413 const char * 414 AcpiUtGetNodeName ( 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 */ 467 468 static 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 }; 487 488 489 const char * 490 AcpiUtGetDescriptorName ( 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 */ 521 522 static 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 }; 532 533 const char * 534 AcpiUtGetReferenceName ( 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 */ 575 576 static 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 }; 585 586 const char * 587 AcpiUtGetMutexName ( 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 */ 619 620 static 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 }; 639 640 static 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 }; 648 649 static 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 }; 657 658 static 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 }; 666 667 668 const char * 669 AcpiUtGetNotifyName ( 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 ******************************************************************************/ 735 736 static 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 }; 759 760 const char * 761 AcpiUtGetArgumentTypeName ( 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 ******************************************************************************/ 787 788 BOOLEAN 789 AcpiUtValidObjectType ( 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
Indexes created Sat Sep 20 22:09:52 GMT 2025