1 /******************************************************************************* 2 * 3 * Module Name: dbcmds - Miscellaneous debug commands and output routines 4 * 5 ******************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2017, 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 "acevents.h" 155 #include "acdebug.h" 156 #include "acnamesp.h" 157 #include "acresrc.h" 158 #include "actables.h" 159 160 #ifdef ACPI_DEBUGGER 161 162 #define _COMPONENT ACPI_CA_DEBUGGER 163 ACPI_MODULE_NAME ("dbcmds") 164 165 166 /* Local prototypes */ 167 168 static void 169 AcpiDmCompareAmlResources ( 170 UINT8 *Aml1Buffer, 171 ACPI_RSDESC_SIZE Aml1BufferLength, 172 UINT8 *Aml2Buffer, 173 ACPI_RSDESC_SIZE Aml2BufferLength); 174 175 static ACPI_STATUS 176 AcpiDmTestResourceConversion ( 177 ACPI_NAMESPACE_NODE *Node, 178 char *Name); 179 180 static ACPI_STATUS 181 AcpiDbResourceCallback ( 182 ACPI_RESOURCE *Resource, 183 void *Context); 184 185 static ACPI_STATUS 186 AcpiDbDeviceResources ( 187 ACPI_HANDLE ObjHandle, 188 UINT32 NestingLevel, 189 void *Context, 190 void **ReturnValue); 191 192 static void 193 AcpiDbDoOneSleepState ( 194 UINT8 SleepState); 195 196 197 static char *AcpiDbTraceMethodName = NULL; 198 199 200 /******************************************************************************* 201 * 202 * FUNCTION: AcpiDbConvertToNode 203 * 204 * PARAMETERS: InString - String to convert 205 * 206 * RETURN: Pointer to a NS node 207 * 208 * DESCRIPTION: Convert a string to a valid NS pointer. Handles numeric or 209 * alphanumeric strings. 210 * 211 ******************************************************************************/ 212 213 ACPI_NAMESPACE_NODE * 214 AcpiDbConvertToNode ( 215 char *InString) 216 { 217 ACPI_NAMESPACE_NODE *Node; 218 ACPI_SIZE Address; 219 220 221 if ((*InString >= 0x30) && (*InString <= 0x39)) 222 { 223 /* Numeric argument, convert */ 224 225 Address = strtoul (InString, NULL, 16); 226 Node = ACPI_TO_POINTER (Address); 227 if (!AcpiOsReadable (Node, sizeof (ACPI_NAMESPACE_NODE))) 228 { 229 AcpiOsPrintf ("Address %p is invalid", Node); 230 return (NULL); 231 } 232 233 /* Make sure pointer is valid NS node */ 234 235 if (ACPI_GET_DESCRIPTOR_TYPE (Node) != ACPI_DESC_TYPE_NAMED) 236 { 237 AcpiOsPrintf ("Address %p is not a valid namespace node [%s]\n", 238 Node, AcpiUtGetDescriptorName (Node)); 239 return (NULL); 240 } 241 } 242 else 243 { 244 /* 245 * Alpha argument: The parameter is a name string that must be 246 * resolved to a Namespace object. 247 */ 248 Node = AcpiDbLocalNsLookup (InString); 249 if (!Node) 250 { 251 AcpiOsPrintf ( 252 "Could not find [%s] in namespace, defaulting to root node\n", 253 InString); 254 Node = AcpiGbl_RootNode; 255 } 256 } 257 258 return (Node); 259 } 260 261 262 /******************************************************************************* 263 * 264 * FUNCTION: AcpiDbSleep 265 * 266 * PARAMETERS: ObjectArg - Desired sleep state (0-5). NULL means 267 * invoke all possible sleep states. 268 * 269 * RETURN: Status 270 * 271 * DESCRIPTION: Simulate sleep/wake sequences 272 * 273 ******************************************************************************/ 274 275 ACPI_STATUS 276 AcpiDbSleep ( 277 char *ObjectArg) 278 { 279 UINT8 SleepState; 280 UINT32 i; 281 282 283 ACPI_FUNCTION_TRACE (AcpiDbSleep); 284 285 286 /* Null input (no arguments) means to invoke all sleep states */ 287 288 if (!ObjectArg) 289 { 290 AcpiOsPrintf ("Invoking all possible sleep states, 0-%d\n", 291 ACPI_S_STATES_MAX); 292 293 for (i = 0; i <= ACPI_S_STATES_MAX; i++) 294 { 295 AcpiDbDoOneSleepState ((UINT8) i); 296 } 297 298 return_ACPI_STATUS (AE_OK); 299 } 300 301 /* Convert argument to binary and invoke the sleep state */ 302 303 SleepState = (UINT8) strtoul (ObjectArg, NULL, 0); 304 AcpiDbDoOneSleepState (SleepState); 305 return_ACPI_STATUS (AE_OK); 306 } 307 308 309 /******************************************************************************* 310 * 311 * FUNCTION: AcpiDbDoOneSleepState 312 * 313 * PARAMETERS: SleepState - Desired sleep state (0-5) 314 * 315 * RETURN: None 316 * 317 * DESCRIPTION: Simulate a sleep/wake sequence 318 * 319 ******************************************************************************/ 320 321 static void 322 AcpiDbDoOneSleepState ( 323 UINT8 SleepState) 324 { 325 ACPI_STATUS Status; 326 UINT8 SleepTypeA; 327 UINT8 SleepTypeB; 328 329 330 /* Validate parameter */ 331 332 if (SleepState > ACPI_S_STATES_MAX) 333 { 334 AcpiOsPrintf ("Sleep state %d out of range (%d max)\n", 335 SleepState, ACPI_S_STATES_MAX); 336 return; 337 } 338 339 AcpiOsPrintf ("\n---- Invoking sleep state S%d (%s):\n", 340 SleepState, AcpiGbl_SleepStateNames[SleepState]); 341 342 /* Get the values for the sleep type registers (for display only) */ 343 344 Status = AcpiGetSleepTypeData (SleepState, &SleepTypeA, &SleepTypeB); 345 if (ACPI_FAILURE (Status)) 346 { 347 AcpiOsPrintf ("Could not evaluate [%s] method, %s\n", 348 AcpiGbl_SleepStateNames[SleepState], 349 AcpiFormatException (Status)); 350 return; 351 } 352 353 AcpiOsPrintf ( 354 "Register values for sleep state S%d: Sleep-A: %.2X, Sleep-B: %.2X\n", 355 SleepState, SleepTypeA, SleepTypeB); 356 357 /* Invoke the various sleep/wake interfaces */ 358 359 AcpiOsPrintf ("**** Sleep: Prepare to sleep (S%d) ****\n", 360 SleepState); 361 Status = AcpiEnterSleepStatePrep (SleepState); 362 if (ACPI_FAILURE (Status)) 363 { 364 goto ErrorExit; 365 } 366 367 AcpiOsPrintf ("**** Sleep: Going to sleep (S%d) ****\n", 368 SleepState); 369 Status = AcpiEnterSleepState (SleepState); 370 if (ACPI_FAILURE (Status)) 371 { 372 goto ErrorExit; 373 } 374 375 AcpiOsPrintf ("**** Wake: Prepare to return from sleep (S%d) ****\n", 376 SleepState); 377 Status = AcpiLeaveSleepStatePrep (SleepState); 378 if (ACPI_FAILURE (Status)) 379 { 380 goto ErrorExit; 381 } 382 383 AcpiOsPrintf ("**** Wake: Return from sleep (S%d) ****\n", 384 SleepState); 385 Status = AcpiLeaveSleepState (SleepState); 386 if (ACPI_FAILURE (Status)) 387 { 388 goto ErrorExit; 389 } 390 391 return; 392 393 394 ErrorExit: 395 ACPI_EXCEPTION ((AE_INFO, Status, "During invocation of sleep state S%d", 396 SleepState)); 397 } 398 399 400 /******************************************************************************* 401 * 402 * FUNCTION: AcpiDbDisplayLocks 403 * 404 * PARAMETERS: None 405 * 406 * RETURN: None 407 * 408 * DESCRIPTION: Display information about internal mutexes. 409 * 410 ******************************************************************************/ 411 412 void 413 AcpiDbDisplayLocks ( 414 void) 415 { 416 UINT32 i; 417 418 419 for (i = 0; i < ACPI_MAX_MUTEX; i++) 420 { 421 AcpiOsPrintf ("%26s : %s\n", AcpiUtGetMutexName (i), 422 AcpiGbl_MutexInfo[i].ThreadId == ACPI_MUTEX_NOT_ACQUIRED 423 ? "Locked" : "Unlocked"); 424 } 425 } 426 427 428 /******************************************************************************* 429 * 430 * FUNCTION: AcpiDbDisplayTableInfo 431 * 432 * PARAMETERS: TableArg - Name of table to be displayed 433 * 434 * RETURN: None 435 * 436 * DESCRIPTION: Display information about loaded tables. Current 437 * implementation displays all loaded tables. 438 * 439 ******************************************************************************/ 440 441 void 442 AcpiDbDisplayTableInfo ( 443 char *TableArg) 444 { 445 UINT32 i; 446 ACPI_TABLE_DESC *TableDesc; 447 ACPI_STATUS Status; 448 449 450 /* Header */ 451 452 AcpiOsPrintf ("Idx ID Status Type " 453 "TableHeader (Sig, Address, Length, Misc)\n"); 454 455 /* Walk the entire root table list */ 456 457 for (i = 0; i < AcpiGbl_RootTableList.CurrentTableCount; i++) 458 { 459 TableDesc = &AcpiGbl_RootTableList.Tables[i]; 460 461 /* Index and Table ID */ 462 463 AcpiOsPrintf ("%3u %.2u ", i, TableDesc->OwnerId); 464 465 /* Decode the table flags */ 466 467 if (!(TableDesc->Flags & ACPI_TABLE_IS_LOADED)) 468 { 469 AcpiOsPrintf ("NotLoaded "); 470 } 471 else 472 { 473 AcpiOsPrintf (" Loaded "); 474 } 475 476 switch (TableDesc->Flags & ACPI_TABLE_ORIGIN_MASK) 477 { 478 case ACPI_TABLE_ORIGIN_EXTERNAL_VIRTUAL: 479 480 AcpiOsPrintf ("External/virtual "); 481 break; 482 483 case ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL: 484 485 AcpiOsPrintf ("Internal/physical "); 486 break; 487 488 case ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL: 489 490 AcpiOsPrintf ("Internal/virtual "); 491 break; 492 493 default: 494 495 AcpiOsPrintf ("INVALID TYPE "); 496 break; 497 } 498 499 /* Make sure that the table is mapped */ 500 501 Status = AcpiTbValidateTable (TableDesc); 502 if (ACPI_FAILURE (Status)) 503 { 504 return; 505 } 506 507 /* Dump the table header */ 508 509 if (TableDesc->Pointer) 510 { 511 AcpiTbPrintTableHeader (TableDesc->Address, TableDesc->Pointer); 512 } 513 else 514 { 515 /* If the pointer is null, the table has been unloaded */ 516 517 ACPI_INFO (("%4.4s - Table has been unloaded", 518 TableDesc->Signature.Ascii)); 519 } 520 } 521 } 522 523 524 /******************************************************************************* 525 * 526 * FUNCTION: AcpiDbUnloadAcpiTable 527 * 528 * PARAMETERS: ObjectName - Namespace pathname for an object that 529 * is owned by the table to be unloaded 530 * 531 * RETURN: None 532 * 533 * DESCRIPTION: Unload an ACPI table, via any namespace node that is owned 534 * by the table. 535 * 536 ******************************************************************************/ 537 538 void 539 AcpiDbUnloadAcpiTable ( 540 char *ObjectName) 541 { 542 ACPI_NAMESPACE_NODE *Node; 543 ACPI_STATUS Status; 544 545 546 /* Translate name to an Named object */ 547 548 Node = AcpiDbConvertToNode (ObjectName); 549 if (!Node) 550 { 551 return; 552 } 553 554 Status = AcpiUnloadParentTable (ACPI_CAST_PTR (ACPI_HANDLE, Node)); 555 if (ACPI_SUCCESS (Status)) 556 { 557 AcpiOsPrintf ("Parent of [%s] (%p) unloaded and uninstalled\n", 558 ObjectName, Node); 559 } 560 else 561 { 562 AcpiOsPrintf ("%s, while unloading parent table of [%s]\n", 563 AcpiFormatException (Status), ObjectName); 564 } 565 } 566 567 568 /******************************************************************************* 569 * 570 * FUNCTION: AcpiDbSendNotify 571 * 572 * PARAMETERS: Name - Name of ACPI object where to send notify 573 * Value - Value of the notify to send. 574 * 575 * RETURN: None 576 * 577 * DESCRIPTION: Send an ACPI notification. The value specified is sent to the 578 * named object as an ACPI notify. 579 * 580 ******************************************************************************/ 581 582 void 583 AcpiDbSendNotify ( 584 char *Name, 585 UINT32 Value) 586 { 587 ACPI_NAMESPACE_NODE *Node; 588 ACPI_STATUS Status; 589 590 591 /* Translate name to an Named object */ 592 593 Node = AcpiDbConvertToNode (Name); 594 if (!Node) 595 { 596 return; 597 } 598 599 /* Dispatch the notify if legal */ 600 601 if (AcpiEvIsNotifyObject (Node)) 602 { 603 Status = AcpiEvQueueNotifyRequest (Node, Value); 604 if (ACPI_FAILURE (Status)) 605 { 606 AcpiOsPrintf ("Could not queue notify\n"); 607 } 608 } 609 else 610 { 611 AcpiOsPrintf ( 612 "Named object [%4.4s] Type %s, " 613 "must be Device/Thermal/Processor type\n", 614 AcpiUtGetNodeName (Node), AcpiUtGetTypeName (Node->Type)); 615 } 616 } 617 618 619 /******************************************************************************* 620 * 621 * FUNCTION: AcpiDbDisplayInterfaces 622 * 623 * PARAMETERS: ActionArg - Null, "install", or "remove" 624 * InterfaceNameArg - Name for install/remove options 625 * 626 * RETURN: None 627 * 628 * DESCRIPTION: Display or modify the global _OSI interface list 629 * 630 ******************************************************************************/ 631 632 void 633 AcpiDbDisplayInterfaces ( 634 char *ActionArg, 635 char *InterfaceNameArg) 636 { 637 ACPI_INTERFACE_INFO *NextInterface; 638 char *SubString; 639 ACPI_STATUS Status; 640 641 642 /* If no arguments, just display current interface list */ 643 644 if (!ActionArg) 645 { 646 (void) AcpiOsAcquireMutex (AcpiGbl_OsiMutex, ACPI_WAIT_FOREVER); 647 648 NextInterface = AcpiGbl_SupportedInterfaces; 649 while (NextInterface) 650 { 651 if (!(NextInterface->Flags & ACPI_OSI_INVALID)) 652 { 653 AcpiOsPrintf ("%s\n", NextInterface->Name); 654 } 655 656 NextInterface = NextInterface->Next; 657 } 658 659 AcpiOsReleaseMutex (AcpiGbl_OsiMutex); 660 return; 661 } 662 663 /* If ActionArg exists, so must InterfaceNameArg */ 664 665 if (!InterfaceNameArg) 666 { 667 AcpiOsPrintf ("Missing Interface Name argument\n"); 668 return; 669 } 670 671 /* Uppercase the action for match below */ 672 673 AcpiUtStrupr (ActionArg); 674 675 /* Install - install an interface */ 676 677 SubString = strstr ("INSTALL", ActionArg); 678 if (SubString) 679 { 680 Status = AcpiInstallInterface (InterfaceNameArg); 681 if (ACPI_FAILURE (Status)) 682 { 683 AcpiOsPrintf ("%s, while installing \"%s\"\n", 684 AcpiFormatException (Status), InterfaceNameArg); 685 } 686 return; 687 } 688 689 /* Remove - remove an interface */ 690 691 SubString = strstr ("REMOVE", ActionArg); 692 if (SubString) 693 { 694 Status = AcpiRemoveInterface (InterfaceNameArg); 695 if (ACPI_FAILURE (Status)) 696 { 697 AcpiOsPrintf ("%s, while removing \"%s\"\n", 698 AcpiFormatException (Status), InterfaceNameArg); 699 } 700 return; 701 } 702 703 /* Invalid ActionArg */ 704 705 AcpiOsPrintf ("Invalid action argument: %s\n", ActionArg); 706 return; 707 } 708 709 710 /******************************************************************************* 711 * 712 * FUNCTION: AcpiDbDisplayTemplate 713 * 714 * PARAMETERS: BufferArg - Buffer name or address 715 * 716 * RETURN: None 717 * 718 * DESCRIPTION: Dump a buffer that contains a resource template 719 * 720 ******************************************************************************/ 721 722 void 723 AcpiDbDisplayTemplate ( 724 char *BufferArg) 725 { 726 ACPI_NAMESPACE_NODE *Node; 727 ACPI_STATUS Status; 728 ACPI_BUFFER ReturnBuffer; 729 730 731 /* Translate BufferArg to an Named object */ 732 733 Node = AcpiDbConvertToNode (BufferArg); 734 if (!Node || (Node == AcpiGbl_RootNode)) 735 { 736 AcpiOsPrintf ("Invalid argument: %s\n", BufferArg); 737 return; 738 } 739 740 /* We must have a buffer object */ 741 742 if (Node->Type != ACPI_TYPE_BUFFER) 743 { 744 AcpiOsPrintf ("Not a Buffer object, cannot be a template: %s\n", 745 BufferArg); 746 return; 747 } 748 749 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE; 750 ReturnBuffer.Pointer = AcpiGbl_DbBuffer; 751 752 /* Attempt to convert the raw buffer to a resource list */ 753 754 Status = AcpiRsCreateResourceList (Node->Object, &ReturnBuffer); 755 756 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 757 AcpiDbgLevel |= ACPI_LV_RESOURCES; 758 759 if (ACPI_FAILURE (Status)) 760 { 761 AcpiOsPrintf ( 762 "Could not convert Buffer to a resource list: %s, %s\n", 763 BufferArg, AcpiFormatException (Status)); 764 goto DumpBuffer; 765 } 766 767 /* Now we can dump the resource list */ 768 769 AcpiRsDumpResourceList (ACPI_CAST_PTR (ACPI_RESOURCE, 770 ReturnBuffer.Pointer)); 771 772 DumpBuffer: 773 AcpiOsPrintf ("\nRaw data buffer:\n"); 774 AcpiUtDebugDumpBuffer ((UINT8 *) Node->Object->Buffer.Pointer, 775 Node->Object->Buffer.Length, 776 DB_BYTE_DISPLAY, ACPI_UINT32_MAX); 777 778 AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT); 779 return; 780 } 781 782 783 /******************************************************************************* 784 * 785 * FUNCTION: AcpiDmCompareAmlResources 786 * 787 * PARAMETERS: Aml1Buffer - Contains first resource list 788 * Aml1BufferLength - Length of first resource list 789 * Aml2Buffer - Contains second resource list 790 * Aml2BufferLength - Length of second resource list 791 * 792 * RETURN: None 793 * 794 * DESCRIPTION: Compare two AML resource lists, descriptor by descriptor (in 795 * order to isolate a miscompare to an individual resource) 796 * 797 ******************************************************************************/ 798 799 static void 800 AcpiDmCompareAmlResources ( 801 UINT8 *Aml1Buffer, 802 ACPI_RSDESC_SIZE Aml1BufferLength, 803 UINT8 *Aml2Buffer, 804 ACPI_RSDESC_SIZE Aml2BufferLength) 805 { 806 UINT8 *Aml1; 807 UINT8 *Aml2; 808 UINT8 *Aml1End; 809 UINT8 *Aml2End; 810 ACPI_RSDESC_SIZE Aml1Length; 811 ACPI_RSDESC_SIZE Aml2Length; 812 ACPI_RSDESC_SIZE Offset = 0; 813 UINT8 ResourceType; 814 UINT32 Count = 0; 815 UINT32 i; 816 817 818 /* Compare overall buffer sizes (may be different due to size rounding) */ 819 820 if (Aml1BufferLength != Aml2BufferLength) 821 { 822 AcpiOsPrintf ( 823 "**** Buffer length mismatch in converted " 824 "AML: Original %X, New %X ****\n", 825 Aml1BufferLength, Aml2BufferLength); 826 } 827 828 Aml1 = Aml1Buffer; 829 Aml2 = Aml2Buffer; 830 Aml1End = Aml1Buffer + Aml1BufferLength; 831 Aml2End = Aml2Buffer + Aml2BufferLength; 832 833 /* Walk the descriptor lists, comparing each descriptor */ 834 835 while ((Aml1 < Aml1End) && (Aml2 < Aml2End)) 836 { 837 /* Get the lengths of each descriptor */ 838 839 Aml1Length = AcpiUtGetDescriptorLength (Aml1); 840 Aml2Length = AcpiUtGetDescriptorLength (Aml2); 841 ResourceType = AcpiUtGetResourceType (Aml1); 842 843 /* Check for descriptor length match */ 844 845 if (Aml1Length != Aml2Length) 846 { 847 AcpiOsPrintf ( 848 "**** Length mismatch in descriptor [%.2X] type %2.2X, " 849 "Offset %8.8X Len1 %X, Len2 %X ****\n", 850 Count, ResourceType, Offset, Aml1Length, Aml2Length); 851 } 852 853 /* Check for descriptor byte match */ 854 855 else if (memcmp (Aml1, Aml2, Aml1Length)) 856 { 857 AcpiOsPrintf ( 858 "**** Data mismatch in descriptor [%.2X] type %2.2X, " 859 "Offset %8.8X ****\n", 860 Count, ResourceType, Offset); 861 862 for (i = 0; i < Aml1Length; i++) 863 { 864 if (Aml1[i] != Aml2[i]) 865 { 866 AcpiOsPrintf ( 867 "Mismatch at byte offset %.2X: is %2.2X, " 868 "should be %2.2X\n", 869 i, Aml2[i], Aml1[i]); 870 } 871 } 872 } 873 874 /* Exit on EndTag descriptor */ 875 876 if (ResourceType == ACPI_RESOURCE_NAME_END_TAG) 877 { 878 return; 879 } 880 881 /* Point to next descriptor in each buffer */ 882 883 Count++; 884 Offset += Aml1Length; 885 Aml1 += Aml1Length; 886 Aml2 += Aml2Length; 887 } 888 } 889 890 891 /******************************************************************************* 892 * 893 * FUNCTION: AcpiDmTestResourceConversion 894 * 895 * PARAMETERS: Node - Parent device node 896 * Name - resource method name (_CRS) 897 * 898 * RETURN: Status 899 * 900 * DESCRIPTION: Compare the original AML with a conversion of the AML to 901 * internal resource list, then back to AML. 902 * 903 ******************************************************************************/ 904 905 static ACPI_STATUS 906 AcpiDmTestResourceConversion ( 907 ACPI_NAMESPACE_NODE *Node, 908 char *Name) 909 { 910 ACPI_STATUS Status; 911 ACPI_BUFFER ReturnBuffer; 912 ACPI_BUFFER ResourceBuffer; 913 ACPI_BUFFER NewAml; 914 ACPI_OBJECT *OriginalAml; 915 916 917 AcpiOsPrintf ("Resource Conversion Comparison:\n"); 918 919 NewAml.Length = ACPI_ALLOCATE_LOCAL_BUFFER; 920 ReturnBuffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER; 921 ResourceBuffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER; 922 923 /* Get the original _CRS AML resource template */ 924 925 Status = AcpiEvaluateObject (Node, Name, NULL, &ReturnBuffer); 926 if (ACPI_FAILURE (Status)) 927 { 928 AcpiOsPrintf ("Could not obtain %s: %s\n", 929 Name, AcpiFormatException (Status)); 930 return (Status); 931 } 932 933 /* Get the AML resource template, converted to internal resource structs */ 934 935 Status = AcpiGetCurrentResources (Node, &ResourceBuffer); 936 if (ACPI_FAILURE (Status)) 937 { 938 AcpiOsPrintf ("AcpiGetCurrentResources failed: %s\n", 939 AcpiFormatException (Status)); 940 goto Exit1; 941 } 942 943 /* Convert internal resource list to external AML resource template */ 944 945 Status = AcpiRsCreateAmlResources (&ResourceBuffer, &NewAml); 946 if (ACPI_FAILURE (Status)) 947 { 948 AcpiOsPrintf ("AcpiRsCreateAmlResources failed: %s\n", 949 AcpiFormatException (Status)); 950 goto Exit2; 951 } 952 953 /* Compare original AML to the newly created AML resource list */ 954 955 OriginalAml = ReturnBuffer.Pointer; 956 957 AcpiDmCompareAmlResources (OriginalAml->Buffer.Pointer, 958 (ACPI_RSDESC_SIZE) OriginalAml->Buffer.Length, 959 NewAml.Pointer, (ACPI_RSDESC_SIZE) NewAml.Length); 960 961 /* Cleanup and exit */ 962 963 ACPI_FREE (NewAml.Pointer); 964 Exit2: 965 ACPI_FREE (ResourceBuffer.Pointer); 966 Exit1: 967 ACPI_FREE (ReturnBuffer.Pointer); 968 return (Status); 969 } 970 971 972 /******************************************************************************* 973 * 974 * FUNCTION: AcpiDbResourceCallback 975 * 976 * PARAMETERS: ACPI_WALK_RESOURCE_CALLBACK 977 * 978 * RETURN: Status 979 * 980 * DESCRIPTION: Simple callback to exercise AcpiWalkResources and 981 * AcpiWalkResourceBuffer. 982 * 983 ******************************************************************************/ 984 985 static ACPI_STATUS 986 AcpiDbResourceCallback ( 987 ACPI_RESOURCE *Resource, 988 void *Context) 989 { 990 991 return (AE_OK); 992 } 993 994 995 /******************************************************************************* 996 * 997 * FUNCTION: AcpiDbDeviceResources 998 * 999 * PARAMETERS: ACPI_WALK_CALLBACK 1000 * 1001 * RETURN: Status 1002 * 1003 * DESCRIPTION: Display the _PRT/_CRS/_PRS resources for a device object. 1004 * 1005 ******************************************************************************/ 1006 1007 static ACPI_STATUS 1008 AcpiDbDeviceResources ( 1009 ACPI_HANDLE ObjHandle, 1010 UINT32 NestingLevel, 1011 void *Context, 1012 void **ReturnValue) 1013 { 1014 ACPI_NAMESPACE_NODE *Node; 1015 ACPI_NAMESPACE_NODE *PrtNode = NULL; 1016 ACPI_NAMESPACE_NODE *CrsNode = NULL; 1017 ACPI_NAMESPACE_NODE *PrsNode = NULL; 1018 ACPI_NAMESPACE_NODE *AeiNode = NULL; 1019 char *ParentPath; 1020 ACPI_BUFFER ReturnBuffer; 1021 ACPI_STATUS Status; 1022 1023 1024 Node = ACPI_CAST_PTR (ACPI_NAMESPACE_NODE, ObjHandle); 1025 ParentPath = AcpiNsGetNormalizedPathname (Node, TRUE); 1026 if (!ParentPath) 1027 { 1028 return (AE_NO_MEMORY); 1029 } 1030 1031 /* Get handles to the resource methods for this device */ 1032 1033 (void) AcpiGetHandle (Node, METHOD_NAME__PRT, 1034 ACPI_CAST_PTR (ACPI_HANDLE, &PrtNode)); 1035 (void) AcpiGetHandle (Node, METHOD_NAME__CRS, 1036 ACPI_CAST_PTR (ACPI_HANDLE, &CrsNode)); 1037 (void) AcpiGetHandle (Node, METHOD_NAME__PRS, 1038 ACPI_CAST_PTR (ACPI_HANDLE, &PrsNode)); 1039 (void) AcpiGetHandle (Node, METHOD_NAME__AEI, 1040 ACPI_CAST_PTR (ACPI_HANDLE, &AeiNode)); 1041 1042 if (!PrtNode && !CrsNode && !PrsNode && !AeiNode) 1043 { 1044 goto Cleanup; /* Nothing to do */ 1045 } 1046 1047 AcpiOsPrintf ("\nDevice: %s\n", ParentPath); 1048 1049 /* Prepare for a return object of arbitrary size */ 1050 1051 ReturnBuffer.Pointer = AcpiGbl_DbBuffer; 1052 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE; 1053 1054 1055 /* _PRT */ 1056 1057 if (PrtNode) 1058 { 1059 AcpiOsPrintf ("Evaluating _PRT\n"); 1060 1061 Status = AcpiEvaluateObject (PrtNode, NULL, NULL, &ReturnBuffer); 1062 if (ACPI_FAILURE (Status)) 1063 { 1064 AcpiOsPrintf ("Could not evaluate _PRT: %s\n", 1065 AcpiFormatException (Status)); 1066 goto GetCrs; 1067 } 1068 1069 ReturnBuffer.Pointer = AcpiGbl_DbBuffer; 1070 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE; 1071 1072 Status = AcpiGetIrqRoutingTable (Node, &ReturnBuffer); 1073 if (ACPI_FAILURE (Status)) 1074 { 1075 AcpiOsPrintf ("GetIrqRoutingTable failed: %s\n", 1076 AcpiFormatException (Status)); 1077 goto GetCrs; 1078 } 1079 1080 AcpiRsDumpIrqList (ACPI_CAST_PTR (UINT8, AcpiGbl_DbBuffer)); 1081 } 1082 1083 1084 /* _CRS */ 1085 1086 GetCrs: 1087 if (CrsNode) 1088 { 1089 AcpiOsPrintf ("Evaluating _CRS\n"); 1090 1091 ReturnBuffer.Pointer = AcpiGbl_DbBuffer; 1092 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE; 1093 1094 Status = AcpiEvaluateObject (CrsNode, NULL, NULL, &ReturnBuffer); 1095 if (ACPI_FAILURE (Status)) 1096 { 1097 AcpiOsPrintf ("Could not evaluate _CRS: %s\n", 1098 AcpiFormatException (Status)); 1099 goto GetPrs; 1100 } 1101 1102 /* This code exercises the AcpiWalkResources interface */ 1103 1104 Status = AcpiWalkResources (Node, METHOD_NAME__CRS, 1105 AcpiDbResourceCallback, NULL); 1106 if (ACPI_FAILURE (Status)) 1107 { 1108 AcpiOsPrintf ("AcpiWalkResources failed: %s\n", 1109 AcpiFormatException (Status)); 1110 goto GetPrs; 1111 } 1112 1113 /* Get the _CRS resource list (test ALLOCATE buffer) */ 1114 1115 ReturnBuffer.Pointer = NULL; 1116 ReturnBuffer.Length = ACPI_ALLOCATE_LOCAL_BUFFER; 1117 1118 Status = AcpiGetCurrentResources (Node, &ReturnBuffer); 1119 if (ACPI_FAILURE (Status)) 1120 { 1121 AcpiOsPrintf ("AcpiGetCurrentResources failed: %s\n", 1122 AcpiFormatException (Status)); 1123 goto GetPrs; 1124 } 1125 1126 /* This code exercises the AcpiWalkResourceBuffer interface */ 1127 1128 Status = AcpiWalkResourceBuffer (&ReturnBuffer, 1129 AcpiDbResourceCallback, NULL); 1130 if (ACPI_FAILURE (Status)) 1131 { 1132 AcpiOsPrintf ("AcpiWalkResourceBuffer failed: %s\n", 1133 AcpiFormatException (Status)); 1134 goto EndCrs; 1135 } 1136 1137 /* Dump the _CRS resource list */ 1138 1139 AcpiRsDumpResourceList (ACPI_CAST_PTR (ACPI_RESOURCE, 1140 ReturnBuffer.Pointer)); 1141 1142 /* 1143 * Perform comparison of original AML to newly created AML. This 1144 * tests both the AML->Resource conversion and the Resource->AML 1145 * conversion. 1146 */ 1147 (void) AcpiDmTestResourceConversion (Node, METHOD_NAME__CRS); 1148 1149 /* Execute _SRS with the resource list */ 1150 1151 AcpiOsPrintf ("Evaluating _SRS\n"); 1152 1153 Status = AcpiSetCurrentResources (Node, &ReturnBuffer); 1154 if (ACPI_FAILURE (Status)) 1155 { 1156 AcpiOsPrintf ("AcpiSetCurrentResources failed: %s\n", 1157 AcpiFormatException (Status)); 1158 goto EndCrs; 1159 } 1160 1161 EndCrs: 1162 ACPI_FREE (ReturnBuffer.Pointer); 1163 } 1164 1165 1166 /* _PRS */ 1167 1168 GetPrs: 1169 if (PrsNode) 1170 { 1171 AcpiOsPrintf ("Evaluating _PRS\n"); 1172 1173 ReturnBuffer.Pointer = AcpiGbl_DbBuffer; 1174 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE; 1175 1176 Status = AcpiEvaluateObject (PrsNode, NULL, NULL, &ReturnBuffer); 1177 if (ACPI_FAILURE (Status)) 1178 { 1179 AcpiOsPrintf ("Could not evaluate _PRS: %s\n", 1180 AcpiFormatException (Status)); 1181 goto GetAei; 1182 } 1183 1184 ReturnBuffer.Pointer = AcpiGbl_DbBuffer; 1185 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE; 1186 1187 Status = AcpiGetPossibleResources (Node, &ReturnBuffer); 1188 if (ACPI_FAILURE (Status)) 1189 { 1190 AcpiOsPrintf ("AcpiGetPossibleResources failed: %s\n", 1191 AcpiFormatException (Status)); 1192 goto GetAei; 1193 } 1194 1195 AcpiRsDumpResourceList (ACPI_CAST_PTR ( 1196 ACPI_RESOURCE, AcpiGbl_DbBuffer)); 1197 } 1198 1199 1200 /* _AEI */ 1201 1202 GetAei: 1203 if (AeiNode) 1204 { 1205 AcpiOsPrintf ("Evaluating _AEI\n"); 1206 1207 ReturnBuffer.Pointer = AcpiGbl_DbBuffer; 1208 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE; 1209 1210 Status = AcpiEvaluateObject (AeiNode, NULL, NULL, &ReturnBuffer); 1211 if (ACPI_FAILURE (Status)) 1212 { 1213 AcpiOsPrintf ("Could not evaluate _AEI: %s\n", 1214 AcpiFormatException (Status)); 1215 goto Cleanup; 1216 } 1217 1218 ReturnBuffer.Pointer = AcpiGbl_DbBuffer; 1219 ReturnBuffer.Length = ACPI_DEBUG_BUFFER_SIZE; 1220 1221 Status = AcpiGetEventResources (Node, &ReturnBuffer); 1222 if (ACPI_FAILURE (Status)) 1223 { 1224 AcpiOsPrintf ("AcpiGetEventResources failed: %s\n", 1225 AcpiFormatException (Status)); 1226 goto Cleanup; 1227 } 1228 1229 AcpiRsDumpResourceList (ACPI_CAST_PTR ( 1230 ACPI_RESOURCE, AcpiGbl_DbBuffer)); 1231 } 1232 1233 1234 Cleanup: 1235 ACPI_FREE (ParentPath); 1236 return (AE_OK); 1237 } 1238 1239 1240 /******************************************************************************* 1241 * 1242 * FUNCTION: AcpiDbDisplayResources 1243 * 1244 * PARAMETERS: ObjectArg - String object name or object pointer. 1245 * NULL or "*" means "display resources for 1246 * all devices" 1247 * 1248 * RETURN: None 1249 * 1250 * DESCRIPTION: Display the resource objects associated with a device. 1251 * 1252 ******************************************************************************/ 1253 1254 void 1255 AcpiDbDisplayResources ( 1256 char *ObjectArg) 1257 { 1258 ACPI_NAMESPACE_NODE *Node; 1259 1260 1261 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1262 AcpiDbgLevel |= ACPI_LV_RESOURCES; 1263 1264 /* Asterisk means "display resources for all devices" */ 1265 1266 if (!ObjectArg || (!strcmp (ObjectArg, "*"))) 1267 { 1268 (void) AcpiWalkNamespace (ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT, 1269 ACPI_UINT32_MAX, AcpiDbDeviceResources, NULL, NULL, NULL); 1270 } 1271 else 1272 { 1273 /* Convert string to object pointer */ 1274 1275 Node = AcpiDbConvertToNode (ObjectArg); 1276 if (Node) 1277 { 1278 if (Node->Type != ACPI_TYPE_DEVICE) 1279 { 1280 AcpiOsPrintf ( 1281 "%4.4s: Name is not a device object (%s)\n", 1282 Node->Name.Ascii, AcpiUtGetTypeName (Node->Type)); 1283 } 1284 else 1285 { 1286 (void) AcpiDbDeviceResources (Node, 0, NULL, NULL); 1287 } 1288 } 1289 } 1290 1291 AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT); 1292 } 1293 1294 1295 #if (!ACPI_REDUCED_HARDWARE) 1296 /******************************************************************************* 1297 * 1298 * FUNCTION: AcpiDbGenerateGpe 1299 * 1300 * PARAMETERS: GpeArg - Raw GPE number, ascii string 1301 * BlockArg - GPE block number, ascii string 1302 * 0 or 1 for FADT GPE blocks 1303 * 1304 * RETURN: None 1305 * 1306 * DESCRIPTION: Simulate firing of a GPE 1307 * 1308 ******************************************************************************/ 1309 1310 void 1311 AcpiDbGenerateGpe ( 1312 char *GpeArg, 1313 char *BlockArg) 1314 { 1315 UINT32 BlockNumber = 0; 1316 UINT32 GpeNumber; 1317 ACPI_GPE_EVENT_INFO *GpeEventInfo; 1318 1319 1320 GpeNumber = strtoul (GpeArg, NULL, 0); 1321 1322 /* 1323 * If no block arg, or block arg == 0 or 1, use the FADT-defined 1324 * GPE blocks. 1325 */ 1326 if (BlockArg) 1327 { 1328 BlockNumber = strtoul (BlockArg, NULL, 0); 1329 if (BlockNumber == 1) 1330 { 1331 BlockNumber = 0; 1332 } 1333 } 1334 1335 GpeEventInfo = AcpiEvGetGpeEventInfo ( 1336 ACPI_TO_POINTER (BlockNumber), GpeNumber); 1337 if (!GpeEventInfo) 1338 { 1339 AcpiOsPrintf ("Invalid GPE\n"); 1340 return; 1341 } 1342 1343 (void) AcpiEvGpeDispatch (NULL, GpeEventInfo, GpeNumber); 1344 } 1345 1346 1347 /******************************************************************************* 1348 * 1349 * FUNCTION: AcpiDbGenerateSci 1350 * 1351 * PARAMETERS: None 1352 * 1353 * RETURN: None 1354 * 1355 * DESCRIPTION: Simulate an SCI -- just call the SCI dispatch. 1356 * 1357 ******************************************************************************/ 1358 1359 void 1360 AcpiDbGenerateSci ( 1361 void) 1362 { 1363 AcpiEvSciDispatch (); 1364 } 1365 1366 #endif /* !ACPI_REDUCED_HARDWARE */ 1367 1368 1369 /******************************************************************************* 1370 * 1371 * FUNCTION: AcpiDbTrace 1372 * 1373 * PARAMETERS: EnableArg - ENABLE/AML to enable tracer 1374 * DISABLE to disable tracer 1375 * MethodArg - Method to trace 1376 * OnceArg - Whether trace once 1377 * 1378 * RETURN: None 1379 * 1380 * DESCRIPTION: Control method tracing facility 1381 * 1382 ******************************************************************************/ 1383 1384 void 1385 AcpiDbTrace ( 1386 char *EnableArg, 1387 char *MethodArg, 1388 char *OnceArg) 1389 { 1390 UINT32 DebugLevel = 0; 1391 UINT32 DebugLayer = 0; 1392 UINT32 Flags = 0; 1393 1394 1395 AcpiUtStrupr (EnableArg); 1396 AcpiUtStrupr (OnceArg); 1397 1398 if (MethodArg) 1399 { 1400 if (AcpiDbTraceMethodName) 1401 { 1402 ACPI_FREE (AcpiDbTraceMethodName); 1403 AcpiDbTraceMethodName = NULL; 1404 } 1405 1406 AcpiDbTraceMethodName = ACPI_ALLOCATE (strlen (MethodArg) + 1); 1407 if (!AcpiDbTraceMethodName) 1408 { 1409 AcpiOsPrintf ("Failed to allocate method name (%s)\n", 1410 MethodArg); 1411 return; 1412 } 1413 1414 strcpy (AcpiDbTraceMethodName, MethodArg); 1415 } 1416 1417 if (!strcmp (EnableArg, "ENABLE") || 1418 !strcmp (EnableArg, "METHOD") || 1419 !strcmp (EnableArg, "OPCODE")) 1420 { 1421 if (!strcmp (EnableArg, "ENABLE")) 1422 { 1423 /* Inherit current console settings */ 1424 1425 DebugLevel = AcpiGbl_DbConsoleDebugLevel; 1426 DebugLayer = AcpiDbgLayer; 1427 } 1428 else 1429 { 1430 /* Restrict console output to trace points only */ 1431 1432 DebugLevel = ACPI_LV_TRACE_POINT; 1433 DebugLayer = ACPI_EXECUTER; 1434 } 1435 1436 Flags = ACPI_TRACE_ENABLED; 1437 1438 if (!strcmp (EnableArg, "OPCODE")) 1439 { 1440 Flags |= ACPI_TRACE_OPCODE; 1441 } 1442 1443 if (OnceArg && !strcmp (OnceArg, "ONCE")) 1444 { 1445 Flags |= ACPI_TRACE_ONESHOT; 1446 } 1447 } 1448 1449 (void) AcpiDebugTrace (AcpiDbTraceMethodName, 1450 DebugLevel, DebugLayer, Flags); 1451 } 1452 1453 #endif /* ACPI_DEBUGGER */ 1454