| 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Module Name: utdecode - Utility decoding routines (value-to-string) |
| 4 | * |
| 5 | *****************************************************************************/ |
| 6 | |
| 7 | /* |
| 8 | * Copyright (C) 2000 - 2016, Intel Corp. |
| 9 | * All rights reserved. |
| 10 | * |
| 11 | * Redistribution and use in source and binary forms, with or without |
| 12 | * modification, are permitted provided that the following conditions |
| 13 | * are met: |
| 14 | * 1. Redistributions of source code must retain the above copyright |
| 15 | * notice, this list of conditions, and the following disclaimer, |
| 16 | * without modification. |
| 17 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer |
| 18 | * substantially similar to the "NO WARRANTY" disclaimer below |
| 19 | * ("Disclaimer") and any redistribution must be conditioned upon |
| 20 | * including a substantially similar Disclaimer requirement for further |
| 21 | * binary redistribution. |
| 22 | * 3. Neither the names of the above-listed copyright holders nor the names |
| 23 | * of any contributors may be used to endorse or promote products derived |
| 24 | * from this software without specific prior written permission. |
| 25 | * |
| 26 | * Alternatively, this software may be distributed under the terms of the |
| 27 | * GNU General Public License ("GPL") version 2 as published by the Free |
| 28 | * Software Foundation. |
| 29 | * |
| 30 | * NO WARRANTY |
| 31 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 32 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 33 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR |
| 34 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 35 | * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 36 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 37 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 38 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| 39 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| 40 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 41 | * POSSIBILITY OF SUCH DAMAGES. |
| 42 | */ |
| 43 | |
| 44 | #include "acpi.h" |
| 45 | #include "accommon.h" |
| 46 | #include "acnamesp.h" |
| 47 | |
| 48 | #define _COMPONENT ACPI_UTILITIES |
| 49 | ACPI_MODULE_NAME ("utdecode" ) |
| 50 | |
| 51 | |
| 52 | /* |
| 53 | * Properties of the ACPI Object Types, both internal and external. |
| 54 | * The table is indexed by values of ACPI_OBJECT_TYPE |
| 55 | */ |
| 56 | const UINT8 AcpiGbl_NsProperties[ACPI_NUM_NS_TYPES] = |
| 57 | { |
| 58 | ACPI_NS_NORMAL, /* 00 Any */ |
| 59 | ACPI_NS_NORMAL, /* 01 Number */ |
| 60 | ACPI_NS_NORMAL, /* 02 String */ |
| 61 | ACPI_NS_NORMAL, /* 03 Buffer */ |
| 62 | ACPI_NS_NORMAL, /* 04 Package */ |
| 63 | ACPI_NS_NORMAL, /* 05 FieldUnit */ |
| 64 | ACPI_NS_NEWSCOPE, /* 06 Device */ |
| 65 | ACPI_NS_NORMAL, /* 07 Event */ |
| 66 | ACPI_NS_NEWSCOPE, /* 08 Method */ |
| 67 | ACPI_NS_NORMAL, /* 09 Mutex */ |
| 68 | ACPI_NS_NORMAL, /* 10 Region */ |
| 69 | ACPI_NS_NEWSCOPE, /* 11 Power */ |
| 70 | ACPI_NS_NEWSCOPE, /* 12 Processor */ |
| 71 | ACPI_NS_NEWSCOPE, /* 13 Thermal */ |
| 72 | ACPI_NS_NORMAL, /* 14 BufferField */ |
| 73 | ACPI_NS_NORMAL, /* 15 DdbHandle */ |
| 74 | ACPI_NS_NORMAL, /* 16 Debug Object */ |
| 75 | ACPI_NS_NORMAL, /* 17 DefField */ |
| 76 | ACPI_NS_NORMAL, /* 18 BankField */ |
| 77 | ACPI_NS_NORMAL, /* 19 IndexField */ |
| 78 | ACPI_NS_NORMAL, /* 20 Reference */ |
| 79 | ACPI_NS_NORMAL, /* 21 Alias */ |
| 80 | ACPI_NS_NORMAL, /* 22 MethodAlias */ |
| 81 | ACPI_NS_NORMAL, /* 23 Notify */ |
| 82 | ACPI_NS_NORMAL, /* 24 Address Handler */ |
| 83 | ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 25 Resource Desc */ |
| 84 | ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 26 Resource Field */ |
| 85 | ACPI_NS_NEWSCOPE, /* 27 Scope */ |
| 86 | ACPI_NS_NORMAL, /* 28 Extra */ |
| 87 | ACPI_NS_NORMAL, /* 29 Data */ |
| 88 | ACPI_NS_NORMAL /* 30 Invalid */ |
| 89 | }; |
| 90 | |
| 91 | |
| 92 | /******************************************************************************* |
| 93 | * |
| 94 | * FUNCTION: AcpiUtGetRegionName |
| 95 | * |
| 96 | * PARAMETERS: Space ID - ID for the region |
| 97 | * |
| 98 | * RETURN: Decoded region SpaceId name |
| 99 | * |
| 100 | * DESCRIPTION: Translate a Space ID into a name string (Debug only) |
| 101 | * |
| 102 | ******************************************************************************/ |
| 103 | |
| 104 | /* Region type decoding */ |
| 105 | |
| 106 | const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS] = |
| 107 | { |
| 108 | "SystemMemory" , /* 0x00 */ |
| 109 | "SystemIO" , /* 0x01 */ |
| 110 | "PCI_Config" , /* 0x02 */ |
| 111 | "EmbeddedControl" , /* 0x03 */ |
| 112 | "SMBus" , /* 0x04 */ |
| 113 | "SystemCMOS" , /* 0x05 */ |
| 114 | "PCIBARTarget" , /* 0x06 */ |
| 115 | "IPMI" , /* 0x07 */ |
| 116 | "GeneralPurposeIo" , /* 0x08 */ |
| 117 | "GenericSerialBus" , /* 0x09 */ |
| 118 | "PCC" /* 0x0A */ |
| 119 | }; |
| 120 | |
| 121 | |
| 122 | const char * |
| 123 | AcpiUtGetRegionName ( |
| 124 | UINT8 SpaceId) |
| 125 | { |
| 126 | |
| 127 | if (SpaceId >= ACPI_USER_REGION_BEGIN) |
| 128 | { |
| 129 | return ("UserDefinedRegion" ); |
| 130 | } |
| 131 | else if (SpaceId == ACPI_ADR_SPACE_DATA_TABLE) |
| 132 | { |
| 133 | return ("DataTable" ); |
| 134 | } |
| 135 | else if (SpaceId == ACPI_ADR_SPACE_FIXED_HARDWARE) |
| 136 | { |
| 137 | return ("FunctionalFixedHW" ); |
| 138 | } |
| 139 | else if (SpaceId >= ACPI_NUM_PREDEFINED_REGIONS) |
| 140 | { |
| 141 | return ("InvalidSpaceId" ); |
| 142 | } |
| 143 | |
| 144 | return (AcpiGbl_RegionTypes[SpaceId]); |
| 145 | } |
| 146 | |
| 147 | |
| 148 | /******************************************************************************* |
| 149 | * |
| 150 | * FUNCTION: AcpiUtGetEventName |
| 151 | * |
| 152 | * PARAMETERS: EventId - Fixed event ID |
| 153 | * |
| 154 | * RETURN: Decoded event ID name |
| 155 | * |
| 156 | * DESCRIPTION: Translate a Event ID into a name string (Debug only) |
| 157 | * |
| 158 | ******************************************************************************/ |
| 159 | |
| 160 | /* Event type decoding */ |
| 161 | |
| 162 | static const char *AcpiGbl_EventTypes[ACPI_NUM_FIXED_EVENTS] = |
| 163 | { |
| 164 | "PM_Timer" , |
| 165 | "GlobalLock" , |
| 166 | "PowerButton" , |
| 167 | "SleepButton" , |
| 168 | "RealTimeClock" , |
| 169 | }; |
| 170 | |
| 171 | |
| 172 | const char * |
| 173 | AcpiUtGetEventName ( |
| 174 | UINT32 EventId) |
| 175 | { |
| 176 | |
| 177 | if (EventId > ACPI_EVENT_MAX) |
| 178 | { |
| 179 | return ("InvalidEventID" ); |
| 180 | } |
| 181 | |
| 182 | return (AcpiGbl_EventTypes[EventId]); |
| 183 | } |
| 184 | |
| 185 | |
| 186 | /******************************************************************************* |
| 187 | * |
| 188 | * FUNCTION: AcpiUtGetTypeName |
| 189 | * |
| 190 | * PARAMETERS: Type - An ACPI object type |
| 191 | * |
| 192 | * RETURN: Decoded ACPI object type name |
| 193 | * |
| 194 | * DESCRIPTION: Translate a Type ID into a name string (Debug only) |
| 195 | * |
| 196 | ******************************************************************************/ |
| 197 | |
| 198 | /* |
| 199 | * Elements of AcpiGbl_NsTypeNames below must match |
| 200 | * one-to-one with values of ACPI_OBJECT_TYPE |
| 201 | * |
| 202 | * The type ACPI_TYPE_ANY (Untyped) is used as a "don't care" when searching; |
| 203 | * when stored in a table it really means that we have thus far seen no |
| 204 | * evidence to indicate what type is actually going to be stored for this |
| 205 | & entry. |
| 206 | */ |
| 207 | static const char AcpiGbl_BadType[] = "UNDEFINED" ; |
| 208 | |
| 209 | /* Printable names of the ACPI object types */ |
| 210 | |
| 211 | static const char *AcpiGbl_NsTypeNames[] = |
| 212 | { |
| 213 | /* 00 */ "Untyped" , |
| 214 | /* 01 */ "Integer" , |
| 215 | /* 02 */ "String" , |
| 216 | /* 03 */ "Buffer" , |
| 217 | /* 04 */ "Package" , |
| 218 | /* 05 */ "FieldUnit" , |
| 219 | /* 06 */ "Device" , |
| 220 | /* 07 */ "Event" , |
| 221 | /* 08 */ "Method" , |
| 222 | /* 09 */ "Mutex" , |
| 223 | /* 10 */ "Region" , |
| 224 | /* 11 */ "Power" , |
| 225 | /* 12 */ "Processor" , |
| 226 | /* 13 */ "Thermal" , |
| 227 | /* 14 */ "BufferField" , |
| 228 | /* 15 */ "DdbHandle" , |
| 229 | /* 16 */ "DebugObject" , |
| 230 | /* 17 */ "RegionField" , |
| 231 | /* 18 */ "BankField" , |
| 232 | /* 19 */ "IndexField" , |
| 233 | /* 20 */ "Reference" , |
| 234 | /* 21 */ "Alias" , |
| 235 | /* 22 */ "MethodAlias" , |
| 236 | /* 23 */ "Notify" , |
| 237 | /* 24 */ "AddrHandler" , |
| 238 | /* 25 */ "ResourceDesc" , |
| 239 | /* 26 */ "ResourceFld" , |
| 240 | /* 27 */ "Scope" , |
| 241 | /* 28 */ "Extra" , |
| 242 | /* 29 */ "Data" , |
| 243 | /* 30 */ "Invalid" |
| 244 | }; |
| 245 | |
| 246 | |
| 247 | const char * |
| 248 | AcpiUtGetTypeName ( |
| 249 | ACPI_OBJECT_TYPE Type) |
| 250 | { |
| 251 | |
| 252 | if (Type > ACPI_TYPE_INVALID) |
| 253 | { |
| 254 | return (AcpiGbl_BadType); |
| 255 | } |
| 256 | |
| 257 | return (AcpiGbl_NsTypeNames[Type]); |
| 258 | } |
| 259 | |
| 260 | |
| 261 | const char * |
| 262 | AcpiUtGetObjectTypeName ( |
| 263 | ACPI_OPERAND_OBJECT *ObjDesc) |
| 264 | { |
| 265 | ACPI_FUNCTION_TRACE (UtGetObjectTypeName); |
| 266 | |
| 267 | |
| 268 | if (!ObjDesc) |
| 269 | { |
| 270 | ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Null Object Descriptor\n" )); |
| 271 | return_PTR (__UNCONST("[NULL Object Descriptor]" )); |
| 272 | } |
| 273 | |
| 274 | /* These descriptor types share a common area */ |
| 275 | |
| 276 | if ((ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_OPERAND) && |
| 277 | (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_NAMED)) |
| 278 | { |
| 279 | ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, |
| 280 | "Invalid object descriptor type: 0x%2.2X [%s] (%p)\n" , |
| 281 | ACPI_GET_DESCRIPTOR_TYPE (ObjDesc), |
| 282 | AcpiUtGetDescriptorName (ObjDesc), ObjDesc)); |
| 283 | |
| 284 | return_PTR (__UNCONST("Invalid object" )); |
| 285 | } |
| 286 | |
| 287 | return_STR (AcpiUtGetTypeName (ObjDesc->Common.Type)); |
| 288 | } |
| 289 | |
| 290 | |
| 291 | /******************************************************************************* |
| 292 | * |
| 293 | * FUNCTION: AcpiUtGetNodeName |
| 294 | * |
| 295 | * PARAMETERS: Object - A namespace node |
| 296 | * |
| 297 | * RETURN: ASCII name of the node |
| 298 | * |
| 299 | * DESCRIPTION: Validate the node and return the node's ACPI name. |
| 300 | * |
| 301 | ******************************************************************************/ |
| 302 | |
| 303 | const char * |
| 304 | AcpiUtGetNodeName ( |
| 305 | void *Object) |
| 306 | { |
| 307 | ACPI_NAMESPACE_NODE *Node = (ACPI_NAMESPACE_NODE *) Object; |
| 308 | |
| 309 | |
| 310 | /* Must return a string of exactly 4 characters == ACPI_NAME_SIZE */ |
| 311 | |
| 312 | if (!Object) |
| 313 | { |
| 314 | return ("NULL" ); |
| 315 | } |
| 316 | |
| 317 | /* Check for Root node */ |
| 318 | |
| 319 | if ((Object == ACPI_ROOT_OBJECT) || |
| 320 | (Object == AcpiGbl_RootNode)) |
| 321 | { |
| 322 | return ("\"\\\" " ); |
| 323 | } |
| 324 | |
| 325 | /* Descriptor must be a namespace node */ |
| 326 | |
| 327 | if (ACPI_GET_DESCRIPTOR_TYPE (Node) != ACPI_DESC_TYPE_NAMED) |
| 328 | { |
| 329 | return ("####" ); |
| 330 | } |
| 331 | |
| 332 | /* |
| 333 | * Ensure name is valid. The name was validated/repaired when the node |
| 334 | * was created, but make sure it has not been corrupted. |
| 335 | */ |
| 336 | AcpiUtRepairName (Node->Name.Ascii); |
| 337 | |
| 338 | /* Return the name */ |
| 339 | |
| 340 | return (Node->Name.Ascii); |
| 341 | } |
| 342 | |
| 343 | |
| 344 | /******************************************************************************* |
| 345 | * |
| 346 | * FUNCTION: AcpiUtGetDescriptorName |
| 347 | * |
| 348 | * PARAMETERS: Object - An ACPI object |
| 349 | * |
| 350 | * RETURN: Decoded name of the descriptor type |
| 351 | * |
| 352 | * DESCRIPTION: Validate object and return the descriptor type |
| 353 | * |
| 354 | ******************************************************************************/ |
| 355 | |
| 356 | /* Printable names of object descriptor types */ |
| 357 | |
| 358 | static const char *AcpiGbl_DescTypeNames[] = |
| 359 | { |
| 360 | /* 00 */ "Not a Descriptor" , |
| 361 | /* 01 */ "Cached" , |
| 362 | /* 02 */ "State-Generic" , |
| 363 | /* 03 */ "State-Update" , |
| 364 | /* 04 */ "State-Package" , |
| 365 | /* 05 */ "State-Control" , |
| 366 | /* 06 */ "State-RootParseScope" , |
| 367 | /* 07 */ "State-ParseScope" , |
| 368 | /* 08 */ "State-WalkScope" , |
| 369 | /* 09 */ "State-Result" , |
| 370 | /* 10 */ "State-Notify" , |
| 371 | /* 11 */ "State-Thread" , |
| 372 | /* 12 */ "Walk" , |
| 373 | /* 13 */ "Parser" , |
| 374 | /* 14 */ "Operand" , |
| 375 | /* 15 */ "Node" |
| 376 | }; |
| 377 | |
| 378 | |
| 379 | const char * |
| 380 | AcpiUtGetDescriptorName ( |
| 381 | void *Object) |
| 382 | { |
| 383 | |
| 384 | if (!Object) |
| 385 | { |
| 386 | return ("NULL OBJECT" ); |
| 387 | } |
| 388 | |
| 389 | if (ACPI_GET_DESCRIPTOR_TYPE (Object) > ACPI_DESC_TYPE_MAX) |
| 390 | { |
| 391 | return ("Not a Descriptor" ); |
| 392 | } |
| 393 | |
| 394 | return (AcpiGbl_DescTypeNames[ACPI_GET_DESCRIPTOR_TYPE (Object)]); |
| 395 | } |
| 396 | |
| 397 | |
| 398 | /******************************************************************************* |
| 399 | * |
| 400 | * FUNCTION: AcpiUtGetReferenceName |
| 401 | * |
| 402 | * PARAMETERS: Object - An ACPI reference object |
| 403 | * |
| 404 | * RETURN: Decoded name of the type of reference |
| 405 | * |
| 406 | * DESCRIPTION: Decode a reference object sub-type to a string. |
| 407 | * |
| 408 | ******************************************************************************/ |
| 409 | |
| 410 | /* Printable names of reference object sub-types */ |
| 411 | |
| 412 | static const char *AcpiGbl_RefClassNames[] = |
| 413 | { |
| 414 | /* 00 */ "Local" , |
| 415 | /* 01 */ "Argument" , |
| 416 | /* 02 */ "RefOf" , |
| 417 | /* 03 */ "Index" , |
| 418 | /* 04 */ "DdbHandle" , |
| 419 | /* 05 */ "Named Object" , |
| 420 | /* 06 */ "Debug" |
| 421 | }; |
| 422 | |
| 423 | const char * |
| 424 | AcpiUtGetReferenceName ( |
| 425 | ACPI_OPERAND_OBJECT *Object) |
| 426 | { |
| 427 | |
| 428 | if (!Object) |
| 429 | { |
| 430 | return ("NULL Object" ); |
| 431 | } |
| 432 | |
| 433 | if (ACPI_GET_DESCRIPTOR_TYPE (Object) != ACPI_DESC_TYPE_OPERAND) |
| 434 | { |
| 435 | return ("Not an Operand object" ); |
| 436 | } |
| 437 | |
| 438 | if (Object->Common.Type != ACPI_TYPE_LOCAL_REFERENCE) |
| 439 | { |
| 440 | return ("Not a Reference object" ); |
| 441 | } |
| 442 | |
| 443 | if (Object->Reference.Class > ACPI_REFCLASS_MAX) |
| 444 | { |
| 445 | return ("Unknown Reference class" ); |
| 446 | } |
| 447 | |
| 448 | return (AcpiGbl_RefClassNames[Object->Reference.Class]); |
| 449 | } |
| 450 | |
| 451 | |
| 452 | #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER) |
| 453 | /* |
| 454 | * Strings and procedures used for debug only |
| 455 | */ |
| 456 | |
| 457 | /******************************************************************************* |
| 458 | * |
| 459 | * FUNCTION: AcpiUtGetMutexName |
| 460 | * |
| 461 | * PARAMETERS: MutexId - The predefined ID for this mutex. |
| 462 | * |
| 463 | * RETURN: Decoded name of the internal mutex |
| 464 | * |
| 465 | * DESCRIPTION: Translate a mutex ID into a name string (Debug only) |
| 466 | * |
| 467 | ******************************************************************************/ |
| 468 | |
| 469 | /* Names for internal mutex objects, used for debug output */ |
| 470 | |
| 471 | static const char *AcpiGbl_MutexNames[ACPI_NUM_MUTEX] = |
| 472 | { |
| 473 | "ACPI_MTX_Interpreter" , |
| 474 | "ACPI_MTX_Namespace" , |
| 475 | "ACPI_MTX_Tables" , |
| 476 | "ACPI_MTX_Events" , |
| 477 | "ACPI_MTX_Caches" , |
| 478 | "ACPI_MTX_Memory" , |
| 479 | }; |
| 480 | |
| 481 | const char * |
| 482 | AcpiUtGetMutexName ( |
| 483 | UINT32 MutexId) |
| 484 | { |
| 485 | |
| 486 | if (MutexId > ACPI_MAX_MUTEX) |
| 487 | { |
| 488 | return ("Invalid Mutex ID" ); |
| 489 | } |
| 490 | |
| 491 | return (AcpiGbl_MutexNames[MutexId]); |
| 492 | } |
| 493 | |
| 494 | |
| 495 | /******************************************************************************* |
| 496 | * |
| 497 | * FUNCTION: AcpiUtGetNotifyName |
| 498 | * |
| 499 | * PARAMETERS: NotifyValue - Value from the Notify() request |
| 500 | * |
| 501 | * RETURN: Decoded name for the notify value |
| 502 | * |
| 503 | * DESCRIPTION: Translate a Notify Value to a notify namestring. |
| 504 | * |
| 505 | ******************************************************************************/ |
| 506 | |
| 507 | /* Names for Notify() values, used for debug output */ |
| 508 | |
| 509 | static const char *AcpiGbl_GenericNotify[ACPI_GENERIC_NOTIFY_MAX + 1] = |
| 510 | { |
| 511 | /* 00 */ "Bus Check" , |
| 512 | /* 01 */ "Device Check" , |
| 513 | /* 02 */ "Device Wake" , |
| 514 | /* 03 */ "Eject Request" , |
| 515 | /* 04 */ "Device Check Light" , |
| 516 | /* 05 */ "Frequency Mismatch" , |
| 517 | /* 06 */ "Bus Mode Mismatch" , |
| 518 | /* 07 */ "Power Fault" , |
| 519 | /* 08 */ "Capabilities Check" , |
| 520 | /* 09 */ "Device PLD Check" , |
| 521 | /* 0A */ "Reserved" , |
| 522 | /* 0B */ "System Locality Update" , |
| 523 | /* 0C */ "Shutdown Request" , /* Reserved in ACPI 6.0 */ |
| 524 | /* 0D */ "System Resource Affinity Update" |
| 525 | }; |
| 526 | |
| 527 | static const char *AcpiGbl_DeviceNotify[5] = |
| 528 | { |
| 529 | /* 80 */ "Status Change" , |
| 530 | /* 81 */ "Information Change" , |
| 531 | /* 82 */ "Device-Specific Change" , |
| 532 | /* 83 */ "Device-Specific Change" , |
| 533 | /* 84 */ "Reserved" |
| 534 | }; |
| 535 | |
| 536 | static const char *AcpiGbl_ProcessorNotify[5] = |
| 537 | { |
| 538 | /* 80 */ "Performance Capability Change" , |
| 539 | /* 81 */ "C-State Change" , |
| 540 | /* 82 */ "Throttling Capability Change" , |
| 541 | /* 83 */ "Guaranteed Change" , |
| 542 | /* 84 */ "Minimum Excursion" |
| 543 | }; |
| 544 | |
| 545 | static const char *AcpiGbl_ThermalNotify[5] = |
| 546 | { |
| 547 | /* 80 */ "Thermal Status Change" , |
| 548 | /* 81 */ "Thermal Trip Point Change" , |
| 549 | /* 82 */ "Thermal Device List Change" , |
| 550 | /* 83 */ "Thermal Relationship Change" , |
| 551 | /* 84 */ "Reserved" |
| 552 | }; |
| 553 | |
| 554 | |
| 555 | const char * |
| 556 | AcpiUtGetNotifyName ( |
| 557 | UINT32 NotifyValue, |
| 558 | ACPI_OBJECT_TYPE Type) |
| 559 | { |
| 560 | |
| 561 | /* 00 - 0D are "common to all object types" (from ACPI Spec) */ |
| 562 | |
| 563 | if (NotifyValue <= ACPI_GENERIC_NOTIFY_MAX) |
| 564 | { |
| 565 | return (AcpiGbl_GenericNotify[NotifyValue]); |
| 566 | } |
| 567 | |
| 568 | /* 0E - 7F are reserved */ |
| 569 | |
| 570 | if (NotifyValue <= ACPI_MAX_SYS_NOTIFY) |
| 571 | { |
| 572 | return ("Reserved" ); |
| 573 | } |
| 574 | |
| 575 | /* 80 - 84 are per-object-type */ |
| 576 | |
| 577 | if (NotifyValue <= ACPI_SPECIFIC_NOTIFY_MAX) |
| 578 | { |
| 579 | switch (Type) |
| 580 | { |
| 581 | case ACPI_TYPE_ANY: |
| 582 | case ACPI_TYPE_DEVICE: |
| 583 | return (AcpiGbl_DeviceNotify [NotifyValue - 0x80]); |
| 584 | |
| 585 | case ACPI_TYPE_PROCESSOR: |
| 586 | return (AcpiGbl_ProcessorNotify [NotifyValue - 0x80]); |
| 587 | |
| 588 | case ACPI_TYPE_THERMAL: |
| 589 | return (AcpiGbl_ThermalNotify [NotifyValue - 0x80]); |
| 590 | |
| 591 | default: |
| 592 | return ("Target object type does not support notifies" ); |
| 593 | } |
| 594 | } |
| 595 | |
| 596 | /* 84 - BF are device-specific */ |
| 597 | |
| 598 | if (NotifyValue <= ACPI_MAX_DEVICE_SPECIFIC_NOTIFY) |
| 599 | { |
| 600 | return ("Device-Specific" ); |
| 601 | } |
| 602 | |
| 603 | /* C0 and above are hardware-specific */ |
| 604 | |
| 605 | return ("Hardware-Specific" ); |
| 606 | } |
| 607 | #endif |
| 608 | |
| 609 | |
| 610 | /******************************************************************************* |
| 611 | * |
| 612 | * FUNCTION: AcpiUtValidObjectType |
| 613 | * |
| 614 | * PARAMETERS: Type - Object type to be validated |
| 615 | * |
| 616 | * RETURN: TRUE if valid object type, FALSE otherwise |
| 617 | * |
| 618 | * DESCRIPTION: Validate an object type |
| 619 | * |
| 620 | ******************************************************************************/ |
| 621 | |
| 622 | BOOLEAN |
| 623 | AcpiUtValidObjectType ( |
| 624 | ACPI_OBJECT_TYPE Type) |
| 625 | { |
| 626 | |
| 627 | if (Type > ACPI_TYPE_LOCAL_MAX) |
| 628 | { |
| 629 | /* Note: Assumes all TYPEs are contiguous (external/local) */ |
| 630 | |
| 631 | return (FALSE); |
| 632 | } |
| 633 | |
| 634 | return (TRUE); |
| 635 | } |
| 636 | |