1 /******************************************************************************* 2 * 3 * Module Name: dbmethod - Debug commands for control methods 4 * 5 ******************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2022, 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 <contrib/dev/acpica/include/acpi.h> 153 #include <contrib/dev/acpica/include/accommon.h> 154 #include <contrib/dev/acpica/include/acdispat.h> 155 #include <contrib/dev/acpica/include/acnamesp.h> 156 #include <contrib/dev/acpica/include/acdebug.h> 157 #include <contrib/dev/acpica/include/acparser.h> 158 #include <contrib/dev/acpica/include/acpredef.h> 159 160 161 #define _COMPONENT ACPI_CA_DEBUGGER 162 ACPI_MODULE_NAME ("dbmethod") 163 164 /* Local prototypes */ 165 166 static ACPI_STATUS 167 AcpiDbWalkForExecute ( 168 ACPI_HANDLE ObjHandle, 169 UINT32 NestingLevel, 170 void *Context, 171 void **ReturnValue); 172 173 static ACPI_STATUS 174 AcpiDbEvaluateObject ( 175 ACPI_NAMESPACE_NODE *Node); 176 177 178 /******************************************************************************* 179 * 180 * FUNCTION: AcpiDbSetMethodBreakpoint 181 * 182 * PARAMETERS: Location - AML offset of breakpoint 183 * WalkState - Current walk info 184 * Op - Current Op (from parse walk) 185 * 186 * RETURN: None 187 * 188 * DESCRIPTION: Set a breakpoint in a control method at the specified 189 * AML offset 190 * 191 ******************************************************************************/ 192 193 void 194 AcpiDbSetMethodBreakpoint ( 195 char *Location, 196 ACPI_WALK_STATE *WalkState, 197 ACPI_PARSE_OBJECT *Op) 198 { 199 UINT32 Address; 200 UINT32 AmlOffset; 201 202 203 if (!Op) 204 { 205 AcpiOsPrintf ("There is no method currently executing\n"); 206 return; 207 } 208 209 /* Get and verify the breakpoint address */ 210 211 Address = strtoul (Location, NULL, 16); 212 AmlOffset = (UINT32) ACPI_PTR_DIFF (Op->Common.Aml, 213 WalkState->ParserState.AmlStart); 214 if (Address <= AmlOffset) 215 { 216 AcpiOsPrintf ("Breakpoint %X is beyond current address %X\n", 217 Address, AmlOffset); 218 } 219 220 /* Save breakpoint in current walk */ 221 222 WalkState->UserBreakpoint = Address; 223 AcpiOsPrintf ("Breakpoint set at AML offset %X\n", Address); 224 } 225 226 227 /******************************************************************************* 228 * 229 * FUNCTION: AcpiDbSetMethodCallBreakpoint 230 * 231 * PARAMETERS: Op - Current Op (from parse walk) 232 * 233 * RETURN: None 234 * 235 * DESCRIPTION: Set a breakpoint in a control method at the specified 236 * AML offset 237 * 238 ******************************************************************************/ 239 240 void 241 AcpiDbSetMethodCallBreakpoint ( 242 ACPI_PARSE_OBJECT *Op) 243 { 244 245 246 if (!Op) 247 { 248 AcpiOsPrintf ("There is no method currently executing\n"); 249 return; 250 } 251 252 AcpiGbl_StepToNextCall = TRUE; 253 } 254 255 256 /******************************************************************************* 257 * 258 * FUNCTION: AcpiDbSetMethodData 259 * 260 * PARAMETERS: TypeArg - L for local, A for argument 261 * IndexArg - which one 262 * ValueArg - Value to set. 263 * 264 * RETURN: None 265 * 266 * DESCRIPTION: Set a local or argument for the running control method. 267 * NOTE: only object supported is Number. 268 * 269 ******************************************************************************/ 270 271 void 272 AcpiDbSetMethodData ( 273 char *TypeArg, 274 char *IndexArg, 275 char *ValueArg) 276 { 277 char Type; 278 UINT32 Index; 279 UINT32 Value; 280 ACPI_WALK_STATE *WalkState; 281 ACPI_OPERAND_OBJECT *ObjDesc; 282 ACPI_STATUS Status; 283 ACPI_NAMESPACE_NODE *Node; 284 285 286 /* Validate TypeArg */ 287 288 AcpiUtStrupr (TypeArg); 289 Type = TypeArg[0]; 290 if ((Type != 'L') && 291 (Type != 'A') && 292 (Type != 'N')) 293 { 294 AcpiOsPrintf ("Invalid SET operand: %s\n", TypeArg); 295 return; 296 } 297 298 Value = strtoul (ValueArg, NULL, 16); 299 300 if (Type == 'N') 301 { 302 Node = AcpiDbConvertToNode (IndexArg); 303 if (!Node) 304 { 305 return; 306 } 307 308 if (Node->Type != ACPI_TYPE_INTEGER) 309 { 310 AcpiOsPrintf ("Can only set Integer nodes\n"); 311 return; 312 } 313 ObjDesc = Node->Object; 314 ObjDesc->Integer.Value = Value; 315 return; 316 } 317 318 /* Get the index and value */ 319 320 Index = strtoul (IndexArg, NULL, 16); 321 322 WalkState = AcpiDsGetCurrentWalkState (AcpiGbl_CurrentWalkList); 323 if (!WalkState) 324 { 325 AcpiOsPrintf ("There is no method currently executing\n"); 326 return; 327 } 328 329 /* Create and initialize the new object */ 330 331 ObjDesc = AcpiUtCreateIntegerObject ((UINT64) Value); 332 if (!ObjDesc) 333 { 334 AcpiOsPrintf ("Could not create an internal object\n"); 335 return; 336 } 337 338 /* Store the new object into the target */ 339 340 switch (Type) 341 { 342 case 'A': 343 344 /* Set a method argument */ 345 346 if (Index > ACPI_METHOD_MAX_ARG) 347 { 348 AcpiOsPrintf ("Arg%u - Invalid argument name\n", 349 Index); 350 goto Cleanup; 351 } 352 353 Status = AcpiDsStoreObjectToLocal (ACPI_REFCLASS_ARG, 354 Index, ObjDesc, WalkState); 355 if (ACPI_FAILURE (Status)) 356 { 357 goto Cleanup; 358 } 359 360 ObjDesc = WalkState->Arguments[Index].Object; 361 362 AcpiOsPrintf ("Arg%u: ", Index); 363 AcpiDbDisplayInternalObject (ObjDesc, WalkState); 364 break; 365 366 case 'L': 367 368 /* Set a method local */ 369 370 if (Index > ACPI_METHOD_MAX_LOCAL) 371 { 372 AcpiOsPrintf ("Local%u - Invalid local variable name\n", 373 Index); 374 goto Cleanup; 375 } 376 377 Status = AcpiDsStoreObjectToLocal (ACPI_REFCLASS_LOCAL, 378 Index, ObjDesc, WalkState); 379 if (ACPI_FAILURE (Status)) 380 { 381 goto Cleanup; 382 } 383 384 ObjDesc = WalkState->LocalVariables[Index].Object; 385 386 AcpiOsPrintf ("Local%u: ", Index); 387 AcpiDbDisplayInternalObject (ObjDesc, WalkState); 388 break; 389 390 default: 391 392 break; 393 } 394 395 Cleanup: 396 AcpiUtRemoveReference (ObjDesc); 397 } 398 399 400 #ifdef ACPI_DISASSEMBLER 401 /******************************************************************************* 402 * 403 * FUNCTION: AcpiDbDisassembleAml 404 * 405 * PARAMETERS: Statements - Number of statements to disassemble 406 * Op - Current Op (from parse walk) 407 * 408 * RETURN: None 409 * 410 * DESCRIPTION: Display disassembled AML (ASL) starting from Op for the number 411 * of statements specified. 412 * 413 ******************************************************************************/ 414 415 void 416 AcpiDbDisassembleAml ( 417 char *Statements, 418 ACPI_PARSE_OBJECT *Op) 419 { 420 UINT32 NumStatements = 8; 421 422 423 if (!Op) 424 { 425 AcpiOsPrintf ("There is no method currently executing\n"); 426 return; 427 } 428 429 if (Statements) 430 { 431 NumStatements = strtoul (Statements, NULL, 0); 432 } 433 434 AcpiDmDisassemble (NULL, Op, NumStatements); 435 } 436 437 438 /******************************************************************************* 439 * 440 * FUNCTION: AcpiDbDisassembleMethod 441 * 442 * PARAMETERS: Name - Name of control method 443 * 444 * RETURN: None 445 * 446 * DESCRIPTION: Display disassembled AML (ASL) starting from Op for the number 447 * of statements specified. 448 * 449 ******************************************************************************/ 450 451 ACPI_STATUS 452 AcpiDbDisassembleMethod ( 453 char *Name) 454 { 455 ACPI_STATUS Status; 456 ACPI_PARSE_OBJECT *Op; 457 ACPI_WALK_STATE *WalkState; 458 ACPI_OPERAND_OBJECT *ObjDesc; 459 ACPI_NAMESPACE_NODE *Method; 460 461 462 Method = AcpiDbConvertToNode (Name); 463 if (!Method) 464 { 465 return (AE_BAD_PARAMETER); 466 } 467 468 if (Method->Type != ACPI_TYPE_METHOD) 469 { 470 ACPI_ERROR ((AE_INFO, "%s (%s): Object must be a control method", 471 Name, AcpiUtGetTypeName (Method->Type))); 472 return (AE_BAD_PARAMETER); 473 } 474 475 ObjDesc = Method->Object; 476 477 Op = AcpiPsCreateScopeOp (ObjDesc->Method.AmlStart); 478 if (!Op) 479 { 480 return (AE_NO_MEMORY); 481 } 482 483 /* Create and initialize a new walk state */ 484 485 WalkState = AcpiDsCreateWalkState (0, Op, NULL, NULL); 486 if (!WalkState) 487 { 488 return (AE_NO_MEMORY); 489 } 490 491 Status = AcpiDsInitAmlWalk (WalkState, Op, NULL, 492 ObjDesc->Method.AmlStart, 493 ObjDesc->Method.AmlLength, NULL, ACPI_IMODE_LOAD_PASS1); 494 if (ACPI_FAILURE (Status)) 495 { 496 return (Status); 497 } 498 499 Status = AcpiUtAllocateOwnerId (&ObjDesc->Method.OwnerId); 500 if (ACPI_FAILURE(Status)) 501 { 502 return (Status); 503 } 504 505 WalkState->OwnerId = ObjDesc->Method.OwnerId; 506 507 /* Push start scope on scope stack and make it current */ 508 509 Status = AcpiDsScopeStackPush (Method, 510 Method->Type, WalkState); 511 if (ACPI_FAILURE (Status)) 512 { 513 return (Status); 514 } 515 516 /* Parse the entire method AML including deferred operators */ 517 518 WalkState->ParseFlags &= ~ACPI_PARSE_DELETE_TREE; 519 WalkState->ParseFlags |= ACPI_PARSE_DISASSEMBLE; 520 521 Status = AcpiPsParseAml (WalkState); 522 if (ACPI_FAILURE(Status)) 523 { 524 return (Status); 525 } 526 527 (void) AcpiDmParseDeferredOps (Op); 528 529 /* Now we can disassemble the method */ 530 531 AcpiGbl_DmOpt_Verbose = FALSE; 532 AcpiDmDisassemble (NULL, Op, 0); 533 AcpiGbl_DmOpt_Verbose = TRUE; 534 535 AcpiPsDeleteParseTree (Op); 536 537 /* Method cleanup */ 538 539 AcpiNsDeleteNamespaceSubtree (Method); 540 AcpiNsDeleteNamespaceByOwner (ObjDesc->Method.OwnerId); 541 AcpiUtReleaseOwnerId (&ObjDesc->Method.OwnerId); 542 return (AE_OK); 543 } 544 #endif 545 546 547 /******************************************************************************* 548 * 549 * FUNCTION: AcpiDbEvaluateObject 550 * 551 * PARAMETERS: Node - Namespace node for the object 552 * 553 * RETURN: Status 554 * 555 * DESCRIPTION: Main execution function for the Evaluate/Execute/All debugger 556 * commands. 557 * 558 ******************************************************************************/ 559 560 static ACPI_STATUS 561 AcpiDbEvaluateObject ( 562 ACPI_NAMESPACE_NODE *Node) 563 { 564 char *Pathname; 565 UINT32 i; 566 ACPI_DEVICE_INFO *ObjInfo; 567 ACPI_OBJECT_LIST ParamObjects; 568 ACPI_OBJECT Params[ACPI_METHOD_NUM_ARGS]; 569 ACPI_BUFFER ReturnObj; 570 ACPI_STATUS Status; 571 572 573 Pathname = AcpiNsGetExternalPathname (Node); 574 if (!Pathname) 575 { 576 return (AE_OK); 577 } 578 579 /* Get the object info for number of method parameters */ 580 581 Status = AcpiGetObjectInfo (Node, &ObjInfo); 582 if (ACPI_FAILURE (Status)) 583 { 584 ACPI_FREE (Pathname); 585 return (Status); 586 } 587 588 ParamObjects.Pointer = NULL; 589 ParamObjects.Count = 0; 590 591 if (ObjInfo->Type == ACPI_TYPE_METHOD) 592 { 593 /* Setup default parameters */ 594 595 for (i = 0; i < ObjInfo->ParamCount; i++) 596 { 597 Params[i].Type = ACPI_TYPE_INTEGER; 598 Params[i].Integer.Value = 1; 599 } 600 601 ParamObjects.Pointer = Params; 602 ParamObjects.Count = ObjInfo->ParamCount; 603 } 604 605 ACPI_FREE (ObjInfo); 606 ReturnObj.Pointer = NULL; 607 ReturnObj.Length = ACPI_ALLOCATE_BUFFER; 608 609 /* Do the actual method execution */ 610 611 AcpiGbl_MethodExecuting = TRUE; 612 613 Status = AcpiEvaluateObject (Node, NULL, &ParamObjects, &ReturnObj); 614 AcpiGbl_MethodExecuting = FALSE; 615 616 AcpiOsPrintf ("%-32s returned %s\n", Pathname, AcpiFormatException (Status)); 617 if (ReturnObj.Length) 618 { 619 AcpiOsPrintf ("Evaluation of %s returned object %p, " 620 "external buffer length %X\n", 621 Pathname, ReturnObj.Pointer, (UINT32) ReturnObj.Length); 622 623 AcpiDbDumpExternalObject (ReturnObj.Pointer, 1); 624 AcpiOsPrintf ("\n"); 625 } 626 627 ACPI_FREE (Pathname); 628 629 /* Ignore status from method execution */ 630 631 return (AE_OK); 632 633 /* Update count, check if we have executed enough methods */ 634 635 } 636 637 /******************************************************************************* 638 * 639 * FUNCTION: AcpiDbWalkForExecute 640 * 641 * PARAMETERS: Callback from WalkNamespace 642 * 643 * RETURN: Status 644 * 645 * DESCRIPTION: Batch execution function. Evaluates all "predefined" objects -- 646 * the nameseg begins with an underscore. 647 * 648 ******************************************************************************/ 649 650 static ACPI_STATUS 651 AcpiDbWalkForExecute ( 652 ACPI_HANDLE ObjHandle, 653 UINT32 NestingLevel, 654 void *Context, 655 void **ReturnValue) 656 { 657 ACPI_NAMESPACE_NODE *Node = (ACPI_NAMESPACE_NODE *) ObjHandle; 658 ACPI_DB_EXECUTE_WALK *Info = (ACPI_DB_EXECUTE_WALK *) Context; 659 ACPI_STATUS Status; 660 const ACPI_PREDEFINED_INFO *Predefined; 661 662 663 Predefined = AcpiUtMatchPredefinedMethod (Node->Name.Ascii); 664 if (!Predefined) 665 { 666 return (AE_OK); 667 } 668 669 if (Node->Type == ACPI_TYPE_LOCAL_SCOPE) 670 { 671 return (AE_OK); 672 } 673 674 AcpiDbEvaluateObject (Node); 675 676 /* Ignore status from object evaluation */ 677 678 Status = AE_OK; 679 680 /* Update count, check if we have executed enough methods */ 681 682 Info->Count++; 683 if (Info->Count >= Info->MaxCount) 684 { 685 Status = AE_CTRL_TERMINATE; 686 } 687 688 return (Status); 689 } 690 691 692 /******************************************************************************* 693 * 694 * FUNCTION: AcpiDbWalkForExecuteAll 695 * 696 * PARAMETERS: Callback from WalkNamespace 697 * 698 * RETURN: Status 699 * 700 * DESCRIPTION: Batch execution function. Evaluates all objects whose path ends 701 * with the nameseg "Info->NameSeg". Used for the "ALL" command. 702 * 703 ******************************************************************************/ 704 705 static ACPI_STATUS 706 AcpiDbWalkForExecuteAll ( 707 ACPI_HANDLE ObjHandle, 708 UINT32 NestingLevel, 709 void *Context, 710 void **ReturnValue) 711 { 712 ACPI_NAMESPACE_NODE *Node = (ACPI_NAMESPACE_NODE *) ObjHandle; 713 ACPI_DB_EXECUTE_WALK *Info = (ACPI_DB_EXECUTE_WALK *) Context; 714 ACPI_STATUS Status; 715 716 717 if (!ACPI_COMPARE_NAMESEG (Node->Name.Ascii, Info->NameSeg)) 718 { 719 return (AE_OK); 720 } 721 722 if (Node->Type == ACPI_TYPE_LOCAL_SCOPE) 723 { 724 return (AE_OK); 725 } 726 727 /* Now evaluate the input object (node) */ 728 729 AcpiDbEvaluateObject (Node); 730 731 /* Ignore status from method execution */ 732 733 Status = AE_OK; 734 735 /* Update count of executed methods/objects */ 736 737 Info->Count++; 738 return (Status); 739 } 740 741 742 /******************************************************************************* 743 * 744 * FUNCTION: AcpiDbEvaluatePredefinedNames 745 * 746 * PARAMETERS: None 747 * 748 * RETURN: None 749 * 750 * DESCRIPTION: Namespace batch execution. Execute predefined names in the 751 * namespace, up to the max count, if specified. 752 * 753 ******************************************************************************/ 754 755 void 756 AcpiDbEvaluatePredefinedNames ( 757 void) 758 { 759 ACPI_DB_EXECUTE_WALK Info; 760 761 762 Info.Count = 0; 763 Info.MaxCount = ACPI_UINT32_MAX; 764 765 /* Search all nodes in namespace */ 766 767 (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX, 768 AcpiDbWalkForExecute, NULL, (void *) &Info, NULL); 769 770 AcpiOsPrintf ("Evaluated %u predefined names in the namespace\n", Info.Count); 771 } 772 773 774 /******************************************************************************* 775 * 776 * FUNCTION: AcpiDbEvaluateAll 777 * 778 * PARAMETERS: NoneAcpiGbl_DbMethodInfo 779 * 780 * RETURN: None 781 * 782 * DESCRIPTION: Namespace batch execution. Implements the "ALL" command. 783 * Execute all namepaths whose final nameseg matches the 784 * input nameseg. 785 * 786 ******************************************************************************/ 787 788 void 789 AcpiDbEvaluateAll ( 790 char *NameSeg) 791 { 792 ACPI_DB_EXECUTE_WALK Info; 793 794 795 Info.Count = 0; 796 Info.MaxCount = ACPI_UINT32_MAX; 797 ACPI_COPY_NAMESEG (Info.NameSeg, NameSeg); 798 Info.NameSeg[ACPI_NAMESEG_SIZE] = 0; 799 800 /* Search all nodes in namespace */ 801 802 (void) AcpiWalkNamespace (ACPI_TYPE_ANY, ACPI_ROOT_OBJECT, ACPI_UINT32_MAX, 803 AcpiDbWalkForExecuteAll, NULL, (void *) &Info, NULL); 804 805 AcpiOsPrintf ("Evaluated %u names in the namespace\n", Info.Count); 806 } 807