1/******************************************************************************* 2 * 3 * Module Name: dmobject - ACPI object decode and display 4 * 5 ******************************************************************************/ 6
| 1/******************************************************************************* 2 * 3 * Module Name: dmobject - ACPI object decode and display 4 * 5 ******************************************************************************/ 6
|
7/****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
| 7/* 8 * Copyright (C) 2000 - 2011, Intel Corp.
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12 * All rights reserved. 13 *
| 9 * All rights reserved. 10 *
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14 * 2. License
| 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.
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15 *
| 25 *
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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.
| 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.
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20 *
| 29 *
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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 *****************************************************************************/
| 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 */
|
115 116 117#include <contrib/dev/acpica/include/acpi.h> 118#include <contrib/dev/acpica/include/accommon.h> 119#include <contrib/dev/acpica/include/acnamesp.h> 120#include <contrib/dev/acpica/include/acdisasm.h> 121 122 123#ifdef ACPI_DISASSEMBLER 124 125#define _COMPONENT ACPI_CA_DEBUGGER 126 ACPI_MODULE_NAME ("dmnames") 127 128/* Local prototypes */ 129 130static void 131AcpiDmDecodeNode ( 132 ACPI_NAMESPACE_NODE *Node); 133 134 135/******************************************************************************* 136 * 137 * FUNCTION: AcpiDmDumpMethodInfo 138 * 139 * PARAMETERS: Status - Method execution status 140 * WalkState - Current state of the parse tree walk 141 * Op - Executing parse op 142 * 143 * RETURN: None 144 * 145 * DESCRIPTION: Called when a method has been aborted because of an error. 146 * Dumps the method execution stack, and the method locals/args, 147 * and disassembles the AML opcode that failed. 148 * 149 ******************************************************************************/ 150 151void 152AcpiDmDumpMethodInfo ( 153 ACPI_STATUS Status, 154 ACPI_WALK_STATE *WalkState, 155 ACPI_PARSE_OBJECT *Op) 156{ 157 ACPI_PARSE_OBJECT *Next; 158 ACPI_THREAD_STATE *Thread; 159 ACPI_WALK_STATE *NextWalkState; 160 ACPI_NAMESPACE_NODE *PreviousMethod = NULL; 161 162 163 /* Ignore control codes, they are not errors */ 164 165 if ((Status & AE_CODE_MASK) == AE_CODE_CONTROL) 166 { 167 return; 168 } 169 170 /* We may be executing a deferred opcode */ 171 172 if (WalkState->DeferredNode) 173 { 174 AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); 175 return; 176 } 177 178 /* 179 * If there is no Thread, we are not actually executing a method. 180 * This can happen when the iASL compiler calls the interpreter 181 * to perform constant folding. 182 */ 183 Thread = WalkState->Thread; 184 if (!Thread) 185 { 186 return; 187 } 188 189 /* Display exception and method name */ 190 191 AcpiOsPrintf ("\n**** Exception %s during execution of method ", 192 AcpiFormatException (Status)); 193 AcpiNsPrintNodePathname (WalkState->MethodNode, NULL); 194 195 /* Display stack of executing methods */ 196 197 AcpiOsPrintf ("\n\nMethod Execution Stack:\n"); 198 NextWalkState = Thread->WalkStateList; 199 200 /* Walk list of linked walk states */ 201 202 while (NextWalkState) 203 { 204 AcpiOsPrintf (" Method [%4.4s] executing: ", 205 AcpiUtGetNodeName (NextWalkState->MethodNode)); 206 207 /* First method is the currently executing method */ 208 209 if (NextWalkState == WalkState) 210 { 211 if (Op) 212 { 213 /* Display currently executing ASL statement */ 214 215 Next = Op->Common.Next; 216 Op->Common.Next = NULL; 217 218 AcpiDmDisassemble (NextWalkState, Op, ACPI_UINT32_MAX); 219 Op->Common.Next = Next; 220 } 221 } 222 else 223 { 224 /* 225 * This method has called another method 226 * NOTE: the method call parse subtree is already deleted at this 227 * point, so we cannot disassemble the method invocation. 228 */ 229 AcpiOsPrintf ("Call to method "); 230 AcpiNsPrintNodePathname (PreviousMethod, NULL); 231 } 232 233 PreviousMethod = NextWalkState->MethodNode; 234 NextWalkState = NextWalkState->Next; 235 AcpiOsPrintf ("\n"); 236 } 237 238 /* Display the method locals and arguments */ 239 240 AcpiOsPrintf ("\n"); 241 AcpiDmDisplayLocals (WalkState); 242 AcpiOsPrintf ("\n"); 243 AcpiDmDisplayArguments (WalkState); 244 AcpiOsPrintf ("\n"); 245} 246 247 248/******************************************************************************* 249 * 250 * FUNCTION: AcpiDmDecodeInternalObject 251 * 252 * PARAMETERS: ObjDesc - Object to be displayed 253 * 254 * RETURN: None 255 * 256 * DESCRIPTION: Short display of an internal object. Numbers/Strings/Buffers. 257 * 258 ******************************************************************************/ 259 260void 261AcpiDmDecodeInternalObject ( 262 ACPI_OPERAND_OBJECT *ObjDesc) 263{ 264 UINT32 i; 265 266 267 if (!ObjDesc) 268 { 269 AcpiOsPrintf (" Uninitialized"); 270 return; 271 } 272 273 if (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_OPERAND) 274 { 275 AcpiOsPrintf (" %p [%s]", ObjDesc, AcpiUtGetDescriptorName (ObjDesc)); 276 return; 277 } 278 279 AcpiOsPrintf (" %s", AcpiUtGetObjectTypeName (ObjDesc)); 280 281 switch (ObjDesc->Common.Type) 282 { 283 case ACPI_TYPE_INTEGER: 284 285 AcpiOsPrintf (" %8.8X%8.8X", 286 ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value)); 287 break; 288 289 290 case ACPI_TYPE_STRING: 291 292 AcpiOsPrintf ("(%u) \"%.24s", 293 ObjDesc->String.Length, ObjDesc->String.Pointer); 294 295 if (ObjDesc->String.Length > 24) 296 { 297 AcpiOsPrintf ("..."); 298 } 299 else 300 { 301 AcpiOsPrintf ("\""); 302 } 303 break; 304 305 306 case ACPI_TYPE_BUFFER: 307 308 AcpiOsPrintf ("(%u)", ObjDesc->Buffer.Length); 309 for (i = 0; (i < 8) && (i < ObjDesc->Buffer.Length); i++) 310 { 311 AcpiOsPrintf (" %2.2X", ObjDesc->Buffer.Pointer[i]); 312 } 313 break; 314 315 316 default: 317 318 AcpiOsPrintf (" %p", ObjDesc); 319 break; 320 } 321} 322 323 324/******************************************************************************* 325 * 326 * FUNCTION: AcpiDmDecodeNode 327 * 328 * PARAMETERS: Node - Object to be displayed 329 * 330 * RETURN: None 331 * 332 * DESCRIPTION: Short display of a namespace node 333 * 334 ******************************************************************************/ 335 336static void 337AcpiDmDecodeNode ( 338 ACPI_NAMESPACE_NODE *Node) 339{ 340 341 AcpiOsPrintf ("<Node> Name %4.4s", 342 AcpiUtGetNodeName (Node)); 343 344 if (Node->Flags & ANOBJ_METHOD_ARG) 345 { 346 AcpiOsPrintf (" [Method Arg]"); 347 } 348 if (Node->Flags & ANOBJ_METHOD_LOCAL) 349 { 350 AcpiOsPrintf (" [Method Local]"); 351 } 352 353 switch (Node->Type) 354 { 355 /* These types have no attached object */ 356 357 case ACPI_TYPE_DEVICE: 358 AcpiOsPrintf (" Device"); 359 break; 360 361 case ACPI_TYPE_THERMAL: 362 AcpiOsPrintf (" Thermal Zone"); 363 break; 364 365 default: 366 AcpiDmDecodeInternalObject (AcpiNsGetAttachedObject (Node)); 367 break; 368 } 369} 370 371 372/******************************************************************************* 373 * 374 * FUNCTION: AcpiDmDisplayInternalObject 375 * 376 * PARAMETERS: ObjDesc - Object to be displayed 377 * WalkState - Current walk state 378 * 379 * RETURN: None 380 * 381 * DESCRIPTION: Short display of an internal object 382 * 383 ******************************************************************************/ 384 385void 386AcpiDmDisplayInternalObject ( 387 ACPI_OPERAND_OBJECT *ObjDesc, 388 ACPI_WALK_STATE *WalkState) 389{ 390 UINT8 Type; 391 392 393 AcpiOsPrintf ("%p ", ObjDesc); 394 395 if (!ObjDesc) 396 { 397 AcpiOsPrintf ("<Null Object>\n"); 398 return; 399 } 400 401 /* Decode the object type */ 402 403 switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc)) 404 { 405 case ACPI_DESC_TYPE_PARSER: 406 407 AcpiOsPrintf ("<Parser> "); 408 break; 409 410 411 case ACPI_DESC_TYPE_NAMED: 412 413 AcpiDmDecodeNode ((ACPI_NAMESPACE_NODE *) ObjDesc); 414 break; 415 416 417 case ACPI_DESC_TYPE_OPERAND: 418 419 Type = ObjDesc->Common.Type; 420 if (Type > ACPI_TYPE_LOCAL_MAX) 421 { 422 AcpiOsPrintf (" Type %X [Invalid Type]", (UINT32) Type); 423 return; 424 } 425 426 /* Decode the ACPI object type */ 427 428 switch (ObjDesc->Common.Type) 429 { 430 case ACPI_TYPE_LOCAL_REFERENCE: 431 432 AcpiOsPrintf ("[%s] ", AcpiUtGetReferenceName (ObjDesc)); 433 434 /* Decode the refererence */ 435 436 switch (ObjDesc->Reference.Class) 437 { 438 case ACPI_REFCLASS_LOCAL: 439 440 AcpiOsPrintf ("%X ", ObjDesc->Reference.Value); 441 if (WalkState) 442 { 443 ObjDesc = WalkState->LocalVariables 444 [ObjDesc->Reference.Value].Object; 445 AcpiOsPrintf ("%p", ObjDesc); 446 AcpiDmDecodeInternalObject (ObjDesc); 447 } 448 break; 449 450 451 case ACPI_REFCLASS_ARG: 452 453 AcpiOsPrintf ("%X ", ObjDesc->Reference.Value); 454 if (WalkState) 455 { 456 ObjDesc = WalkState->Arguments 457 [ObjDesc->Reference.Value].Object; 458 AcpiOsPrintf ("%p", ObjDesc); 459 AcpiDmDecodeInternalObject (ObjDesc); 460 } 461 break; 462 463 464 case ACPI_REFCLASS_INDEX: 465 466 switch (ObjDesc->Reference.TargetType) 467 { 468 case ACPI_TYPE_BUFFER_FIELD: 469 470 AcpiOsPrintf ("%p", ObjDesc->Reference.Object); 471 AcpiDmDecodeInternalObject (ObjDesc->Reference.Object); 472 break; 473 474 case ACPI_TYPE_PACKAGE: 475 476 AcpiOsPrintf ("%p", ObjDesc->Reference.Where); 477 if (!ObjDesc->Reference.Where) 478 { 479 AcpiOsPrintf (" Uninitialized WHERE pointer"); 480 } 481 else 482 { 483 AcpiDmDecodeInternalObject ( 484 *(ObjDesc->Reference.Where)); 485 } 486 break; 487 488 default: 489 490 AcpiOsPrintf ("Unknown index target type"); 491 break; 492 } 493 break; 494 495 496 case ACPI_REFCLASS_REFOF: 497 498 if (!ObjDesc->Reference.Object) 499 { 500 AcpiOsPrintf ("Uninitialized reference subobject pointer"); 501 break; 502 } 503 504 /* Reference can be to a Node or an Operand object */ 505 506 switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc->Reference.Object)) 507 { 508 case ACPI_DESC_TYPE_NAMED: 509 AcpiDmDecodeNode (ObjDesc->Reference.Object); 510 break; 511 512 case ACPI_DESC_TYPE_OPERAND: 513 AcpiDmDecodeInternalObject (ObjDesc->Reference.Object); 514 break; 515 516 default: 517 break; 518 } 519 break; 520 521 522 case ACPI_REFCLASS_NAME: 523 524 AcpiDmDecodeNode (ObjDesc->Reference.Node); 525 break; 526 527 528 case ACPI_REFCLASS_DEBUG: 529 case ACPI_REFCLASS_TABLE: 530 531 AcpiOsPrintf ("\n"); 532 break; 533 534 535 default: /* Unknown reference class */ 536 537 AcpiOsPrintf ("%2.2X\n", ObjDesc->Reference.Class); 538 break; 539 } 540 break; 541 542 543 default: 544 545 AcpiOsPrintf ("<Obj> "); 546 AcpiDmDecodeInternalObject (ObjDesc); 547 break; 548 } 549 break; 550 551 552 default: 553 554 AcpiOsPrintf ("<Not a valid ACPI Object Descriptor> [%s]", 555 AcpiUtGetDescriptorName (ObjDesc)); 556 break; 557 } 558 559 AcpiOsPrintf ("\n"); 560} 561 562 563/******************************************************************************* 564 * 565 * FUNCTION: AcpiDmDisplayLocals 566 * 567 * PARAMETERS: WalkState - State for current method 568 * 569 * RETURN: None 570 * 571 * DESCRIPTION: Display all locals for the currently running control method 572 * 573 ******************************************************************************/ 574 575void 576AcpiDmDisplayLocals ( 577 ACPI_WALK_STATE *WalkState) 578{ 579 UINT32 i; 580 ACPI_OPERAND_OBJECT *ObjDesc; 581 ACPI_NAMESPACE_NODE *Node; 582 583 584 ObjDesc = WalkState->MethodDesc; 585 Node = WalkState->MethodNode; 586 if (!Node) 587 { 588 AcpiOsPrintf ( 589 "No method node (Executing subtree for buffer or opregion)\n"); 590 return; 591 } 592 593 if (Node->Type != ACPI_TYPE_METHOD) 594 { 595 AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); 596 return; 597 } 598 599 AcpiOsPrintf ("Local Variables for method [%4.4s]:\n", 600 AcpiUtGetNodeName (Node)); 601 602 for (i = 0; i < ACPI_METHOD_NUM_LOCALS; i++) 603 { 604 ObjDesc = WalkState->LocalVariables[i].Object; 605 AcpiOsPrintf (" Local%X: ", i); 606 AcpiDmDisplayInternalObject (ObjDesc, WalkState); 607 } 608} 609 610 611/******************************************************************************* 612 * 613 * FUNCTION: AcpiDmDisplayArguments 614 * 615 * PARAMETERS: WalkState - State for current method 616 * 617 * RETURN: None 618 * 619 * DESCRIPTION: Display all arguments for the currently running control method 620 * 621 ******************************************************************************/ 622 623void 624AcpiDmDisplayArguments ( 625 ACPI_WALK_STATE *WalkState) 626{ 627 UINT32 i; 628 ACPI_OPERAND_OBJECT *ObjDesc; 629 ACPI_NAMESPACE_NODE *Node; 630 631 632 ObjDesc = WalkState->MethodDesc; 633 Node = WalkState->MethodNode; 634 if (!Node) 635 { 636 AcpiOsPrintf ( 637 "No method node (Executing subtree for buffer or opregion)\n"); 638 return; 639 } 640 641 if (Node->Type != ACPI_TYPE_METHOD) 642 { 643 AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); 644 return; 645 } 646 647 AcpiOsPrintf ( 648 "Arguments for Method [%4.4s]: (%X arguments defined, max concurrency = %X)\n", 649 AcpiUtGetNodeName (Node), ObjDesc->Method.ParamCount, ObjDesc->Method.SyncLevel); 650 651 for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++) 652 { 653 ObjDesc = WalkState->Arguments[i].Object; 654 AcpiOsPrintf (" Arg%u: ", i); 655 AcpiDmDisplayInternalObject (ObjDesc, WalkState); 656 } 657} 658 659#endif 660 661
| 43 44 45#include <contrib/dev/acpica/include/acpi.h> 46#include <contrib/dev/acpica/include/accommon.h> 47#include <contrib/dev/acpica/include/acnamesp.h> 48#include <contrib/dev/acpica/include/acdisasm.h> 49 50 51#ifdef ACPI_DISASSEMBLER 52 53#define _COMPONENT ACPI_CA_DEBUGGER 54 ACPI_MODULE_NAME ("dmnames") 55 56/* Local prototypes */ 57 58static void 59AcpiDmDecodeNode ( 60 ACPI_NAMESPACE_NODE *Node); 61 62 63/******************************************************************************* 64 * 65 * FUNCTION: AcpiDmDumpMethodInfo 66 * 67 * PARAMETERS: Status - Method execution status 68 * WalkState - Current state of the parse tree walk 69 * Op - Executing parse op 70 * 71 * RETURN: None 72 * 73 * DESCRIPTION: Called when a method has been aborted because of an error. 74 * Dumps the method execution stack, and the method locals/args, 75 * and disassembles the AML opcode that failed. 76 * 77 ******************************************************************************/ 78 79void 80AcpiDmDumpMethodInfo ( 81 ACPI_STATUS Status, 82 ACPI_WALK_STATE *WalkState, 83 ACPI_PARSE_OBJECT *Op) 84{ 85 ACPI_PARSE_OBJECT *Next; 86 ACPI_THREAD_STATE *Thread; 87 ACPI_WALK_STATE *NextWalkState; 88 ACPI_NAMESPACE_NODE *PreviousMethod = NULL; 89 90 91 /* Ignore control codes, they are not errors */ 92 93 if ((Status & AE_CODE_MASK) == AE_CODE_CONTROL) 94 { 95 return; 96 } 97 98 /* We may be executing a deferred opcode */ 99 100 if (WalkState->DeferredNode) 101 { 102 AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); 103 return; 104 } 105 106 /* 107 * If there is no Thread, we are not actually executing a method. 108 * This can happen when the iASL compiler calls the interpreter 109 * to perform constant folding. 110 */ 111 Thread = WalkState->Thread; 112 if (!Thread) 113 { 114 return; 115 } 116 117 /* Display exception and method name */ 118 119 AcpiOsPrintf ("\n**** Exception %s during execution of method ", 120 AcpiFormatException (Status)); 121 AcpiNsPrintNodePathname (WalkState->MethodNode, NULL); 122 123 /* Display stack of executing methods */ 124 125 AcpiOsPrintf ("\n\nMethod Execution Stack:\n"); 126 NextWalkState = Thread->WalkStateList; 127 128 /* Walk list of linked walk states */ 129 130 while (NextWalkState) 131 { 132 AcpiOsPrintf (" Method [%4.4s] executing: ", 133 AcpiUtGetNodeName (NextWalkState->MethodNode)); 134 135 /* First method is the currently executing method */ 136 137 if (NextWalkState == WalkState) 138 { 139 if (Op) 140 { 141 /* Display currently executing ASL statement */ 142 143 Next = Op->Common.Next; 144 Op->Common.Next = NULL; 145 146 AcpiDmDisassemble (NextWalkState, Op, ACPI_UINT32_MAX); 147 Op->Common.Next = Next; 148 } 149 } 150 else 151 { 152 /* 153 * This method has called another method 154 * NOTE: the method call parse subtree is already deleted at this 155 * point, so we cannot disassemble the method invocation. 156 */ 157 AcpiOsPrintf ("Call to method "); 158 AcpiNsPrintNodePathname (PreviousMethod, NULL); 159 } 160 161 PreviousMethod = NextWalkState->MethodNode; 162 NextWalkState = NextWalkState->Next; 163 AcpiOsPrintf ("\n"); 164 } 165 166 /* Display the method locals and arguments */ 167 168 AcpiOsPrintf ("\n"); 169 AcpiDmDisplayLocals (WalkState); 170 AcpiOsPrintf ("\n"); 171 AcpiDmDisplayArguments (WalkState); 172 AcpiOsPrintf ("\n"); 173} 174 175 176/******************************************************************************* 177 * 178 * FUNCTION: AcpiDmDecodeInternalObject 179 * 180 * PARAMETERS: ObjDesc - Object to be displayed 181 * 182 * RETURN: None 183 * 184 * DESCRIPTION: Short display of an internal object. Numbers/Strings/Buffers. 185 * 186 ******************************************************************************/ 187 188void 189AcpiDmDecodeInternalObject ( 190 ACPI_OPERAND_OBJECT *ObjDesc) 191{ 192 UINT32 i; 193 194 195 if (!ObjDesc) 196 { 197 AcpiOsPrintf (" Uninitialized"); 198 return; 199 } 200 201 if (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_OPERAND) 202 { 203 AcpiOsPrintf (" %p [%s]", ObjDesc, AcpiUtGetDescriptorName (ObjDesc)); 204 return; 205 } 206 207 AcpiOsPrintf (" %s", AcpiUtGetObjectTypeName (ObjDesc)); 208 209 switch (ObjDesc->Common.Type) 210 { 211 case ACPI_TYPE_INTEGER: 212 213 AcpiOsPrintf (" %8.8X%8.8X", 214 ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value)); 215 break; 216 217 218 case ACPI_TYPE_STRING: 219 220 AcpiOsPrintf ("(%u) \"%.24s", 221 ObjDesc->String.Length, ObjDesc->String.Pointer); 222 223 if (ObjDesc->String.Length > 24) 224 { 225 AcpiOsPrintf ("..."); 226 } 227 else 228 { 229 AcpiOsPrintf ("\""); 230 } 231 break; 232 233 234 case ACPI_TYPE_BUFFER: 235 236 AcpiOsPrintf ("(%u)", ObjDesc->Buffer.Length); 237 for (i = 0; (i < 8) && (i < ObjDesc->Buffer.Length); i++) 238 { 239 AcpiOsPrintf (" %2.2X", ObjDesc->Buffer.Pointer[i]); 240 } 241 break; 242 243 244 default: 245 246 AcpiOsPrintf (" %p", ObjDesc); 247 break; 248 } 249} 250 251 252/******************************************************************************* 253 * 254 * FUNCTION: AcpiDmDecodeNode 255 * 256 * PARAMETERS: Node - Object to be displayed 257 * 258 * RETURN: None 259 * 260 * DESCRIPTION: Short display of a namespace node 261 * 262 ******************************************************************************/ 263 264static void 265AcpiDmDecodeNode ( 266 ACPI_NAMESPACE_NODE *Node) 267{ 268 269 AcpiOsPrintf ("<Node> Name %4.4s", 270 AcpiUtGetNodeName (Node)); 271 272 if (Node->Flags & ANOBJ_METHOD_ARG) 273 { 274 AcpiOsPrintf (" [Method Arg]"); 275 } 276 if (Node->Flags & ANOBJ_METHOD_LOCAL) 277 { 278 AcpiOsPrintf (" [Method Local]"); 279 } 280 281 switch (Node->Type) 282 { 283 /* These types have no attached object */ 284 285 case ACPI_TYPE_DEVICE: 286 AcpiOsPrintf (" Device"); 287 break; 288 289 case ACPI_TYPE_THERMAL: 290 AcpiOsPrintf (" Thermal Zone"); 291 break; 292 293 default: 294 AcpiDmDecodeInternalObject (AcpiNsGetAttachedObject (Node)); 295 break; 296 } 297} 298 299 300/******************************************************************************* 301 * 302 * FUNCTION: AcpiDmDisplayInternalObject 303 * 304 * PARAMETERS: ObjDesc - Object to be displayed 305 * WalkState - Current walk state 306 * 307 * RETURN: None 308 * 309 * DESCRIPTION: Short display of an internal object 310 * 311 ******************************************************************************/ 312 313void 314AcpiDmDisplayInternalObject ( 315 ACPI_OPERAND_OBJECT *ObjDesc, 316 ACPI_WALK_STATE *WalkState) 317{ 318 UINT8 Type; 319 320 321 AcpiOsPrintf ("%p ", ObjDesc); 322 323 if (!ObjDesc) 324 { 325 AcpiOsPrintf ("<Null Object>\n"); 326 return; 327 } 328 329 /* Decode the object type */ 330 331 switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc)) 332 { 333 case ACPI_DESC_TYPE_PARSER: 334 335 AcpiOsPrintf ("<Parser> "); 336 break; 337 338 339 case ACPI_DESC_TYPE_NAMED: 340 341 AcpiDmDecodeNode ((ACPI_NAMESPACE_NODE *) ObjDesc); 342 break; 343 344 345 case ACPI_DESC_TYPE_OPERAND: 346 347 Type = ObjDesc->Common.Type; 348 if (Type > ACPI_TYPE_LOCAL_MAX) 349 { 350 AcpiOsPrintf (" Type %X [Invalid Type]", (UINT32) Type); 351 return; 352 } 353 354 /* Decode the ACPI object type */ 355 356 switch (ObjDesc->Common.Type) 357 { 358 case ACPI_TYPE_LOCAL_REFERENCE: 359 360 AcpiOsPrintf ("[%s] ", AcpiUtGetReferenceName (ObjDesc)); 361 362 /* Decode the refererence */ 363 364 switch (ObjDesc->Reference.Class) 365 { 366 case ACPI_REFCLASS_LOCAL: 367 368 AcpiOsPrintf ("%X ", ObjDesc->Reference.Value); 369 if (WalkState) 370 { 371 ObjDesc = WalkState->LocalVariables 372 [ObjDesc->Reference.Value].Object; 373 AcpiOsPrintf ("%p", ObjDesc); 374 AcpiDmDecodeInternalObject (ObjDesc); 375 } 376 break; 377 378 379 case ACPI_REFCLASS_ARG: 380 381 AcpiOsPrintf ("%X ", ObjDesc->Reference.Value); 382 if (WalkState) 383 { 384 ObjDesc = WalkState->Arguments 385 [ObjDesc->Reference.Value].Object; 386 AcpiOsPrintf ("%p", ObjDesc); 387 AcpiDmDecodeInternalObject (ObjDesc); 388 } 389 break; 390 391 392 case ACPI_REFCLASS_INDEX: 393 394 switch (ObjDesc->Reference.TargetType) 395 { 396 case ACPI_TYPE_BUFFER_FIELD: 397 398 AcpiOsPrintf ("%p", ObjDesc->Reference.Object); 399 AcpiDmDecodeInternalObject (ObjDesc->Reference.Object); 400 break; 401 402 case ACPI_TYPE_PACKAGE: 403 404 AcpiOsPrintf ("%p", ObjDesc->Reference.Where); 405 if (!ObjDesc->Reference.Where) 406 { 407 AcpiOsPrintf (" Uninitialized WHERE pointer"); 408 } 409 else 410 { 411 AcpiDmDecodeInternalObject ( 412 *(ObjDesc->Reference.Where)); 413 } 414 break; 415 416 default: 417 418 AcpiOsPrintf ("Unknown index target type"); 419 break; 420 } 421 break; 422 423 424 case ACPI_REFCLASS_REFOF: 425 426 if (!ObjDesc->Reference.Object) 427 { 428 AcpiOsPrintf ("Uninitialized reference subobject pointer"); 429 break; 430 } 431 432 /* Reference can be to a Node or an Operand object */ 433 434 switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc->Reference.Object)) 435 { 436 case ACPI_DESC_TYPE_NAMED: 437 AcpiDmDecodeNode (ObjDesc->Reference.Object); 438 break; 439 440 case ACPI_DESC_TYPE_OPERAND: 441 AcpiDmDecodeInternalObject (ObjDesc->Reference.Object); 442 break; 443 444 default: 445 break; 446 } 447 break; 448 449 450 case ACPI_REFCLASS_NAME: 451 452 AcpiDmDecodeNode (ObjDesc->Reference.Node); 453 break; 454 455 456 case ACPI_REFCLASS_DEBUG: 457 case ACPI_REFCLASS_TABLE: 458 459 AcpiOsPrintf ("\n"); 460 break; 461 462 463 default: /* Unknown reference class */ 464 465 AcpiOsPrintf ("%2.2X\n", ObjDesc->Reference.Class); 466 break; 467 } 468 break; 469 470 471 default: 472 473 AcpiOsPrintf ("<Obj> "); 474 AcpiDmDecodeInternalObject (ObjDesc); 475 break; 476 } 477 break; 478 479 480 default: 481 482 AcpiOsPrintf ("<Not a valid ACPI Object Descriptor> [%s]", 483 AcpiUtGetDescriptorName (ObjDesc)); 484 break; 485 } 486 487 AcpiOsPrintf ("\n"); 488} 489 490 491/******************************************************************************* 492 * 493 * FUNCTION: AcpiDmDisplayLocals 494 * 495 * PARAMETERS: WalkState - State for current method 496 * 497 * RETURN: None 498 * 499 * DESCRIPTION: Display all locals for the currently running control method 500 * 501 ******************************************************************************/ 502 503void 504AcpiDmDisplayLocals ( 505 ACPI_WALK_STATE *WalkState) 506{ 507 UINT32 i; 508 ACPI_OPERAND_OBJECT *ObjDesc; 509 ACPI_NAMESPACE_NODE *Node; 510 511 512 ObjDesc = WalkState->MethodDesc; 513 Node = WalkState->MethodNode; 514 if (!Node) 515 { 516 AcpiOsPrintf ( 517 "No method node (Executing subtree for buffer or opregion)\n"); 518 return; 519 } 520 521 if (Node->Type != ACPI_TYPE_METHOD) 522 { 523 AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); 524 return; 525 } 526 527 AcpiOsPrintf ("Local Variables for method [%4.4s]:\n", 528 AcpiUtGetNodeName (Node)); 529 530 for (i = 0; i < ACPI_METHOD_NUM_LOCALS; i++) 531 { 532 ObjDesc = WalkState->LocalVariables[i].Object; 533 AcpiOsPrintf (" Local%X: ", i); 534 AcpiDmDisplayInternalObject (ObjDesc, WalkState); 535 } 536} 537 538 539/******************************************************************************* 540 * 541 * FUNCTION: AcpiDmDisplayArguments 542 * 543 * PARAMETERS: WalkState - State for current method 544 * 545 * RETURN: None 546 * 547 * DESCRIPTION: Display all arguments for the currently running control method 548 * 549 ******************************************************************************/ 550 551void 552AcpiDmDisplayArguments ( 553 ACPI_WALK_STATE *WalkState) 554{ 555 UINT32 i; 556 ACPI_OPERAND_OBJECT *ObjDesc; 557 ACPI_NAMESPACE_NODE *Node; 558 559 560 ObjDesc = WalkState->MethodDesc; 561 Node = WalkState->MethodNode; 562 if (!Node) 563 { 564 AcpiOsPrintf ( 565 "No method node (Executing subtree for buffer or opregion)\n"); 566 return; 567 } 568 569 if (Node->Type != ACPI_TYPE_METHOD) 570 { 571 AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n"); 572 return; 573 } 574 575 AcpiOsPrintf ( 576 "Arguments for Method [%4.4s]: (%X arguments defined, max concurrency = %X)\n", 577 AcpiUtGetNodeName (Node), ObjDesc->Method.ParamCount, ObjDesc->Method.SyncLevel); 578 579 for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++) 580 { 581 ObjDesc = WalkState->Arguments[i].Object; 582 AcpiOsPrintf (" Arg%u: ", i); 583 AcpiDmDisplayInternalObject (ObjDesc, WalkState); 584 } 585} 586 587#endif 588 589
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