1 /******************************************************************************* 2 * 3 * Module Name: dbxface - AML Debugger external interfaces 4 * 5 ******************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2018, 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 "amlcode.h" 155 #include "acdebug.h" 156 #include "acinterp.h" 157 #include "acparser.h" 158 159 #ifdef ACPI_DEBUGGER 160 161 #define _COMPONENT ACPI_CA_DEBUGGER 162 ACPI_MODULE_NAME ("dbxface") 163 164 165 /* Local prototypes */ 166 167 static ACPI_STATUS 168 AcpiDbStartCommand ( 169 ACPI_WALK_STATE *WalkState, 170 ACPI_PARSE_OBJECT *Op); 171 172 #ifdef ACPI_OBSOLETE_FUNCTIONS 173 void 174 AcpiDbMethodEnd ( 175 ACPI_WALK_STATE *WalkState); 176 #endif 177 178 179 /******************************************************************************* 180 * 181 * FUNCTION: AcpiDbStartCommand 182 * 183 * PARAMETERS: WalkState - Current walk 184 * Op - Current executing Op, from AML interpreter 185 * 186 * RETURN: Status 187 * 188 * DESCRIPTION: Enter debugger command loop 189 * 190 ******************************************************************************/ 191 192 static ACPI_STATUS 193 AcpiDbStartCommand ( 194 ACPI_WALK_STATE *WalkState, 195 ACPI_PARSE_OBJECT *Op) 196 { 197 ACPI_STATUS Status; 198 199 200 /* TBD: [Investigate] are there namespace locking issues here? */ 201 202 /* AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE); */ 203 204 /* Go into the command loop and await next user command */ 205 206 207 AcpiGbl_MethodExecuting = TRUE; 208 Status = AE_CTRL_TRUE; 209 210 while (Status == AE_CTRL_TRUE) 211 { 212 /* Notify the completion of the command */ 213 214 Status = AcpiOsNotifyCommandComplete (); 215 if (ACPI_FAILURE (Status)) 216 { 217 goto ErrorExit; 218 } 219 220 /* Wait the readiness of the command */ 221 222 Status = AcpiOsWaitCommandReady (); 223 if (ACPI_FAILURE (Status)) 224 { 225 goto ErrorExit; 226 } 227 228 Status = AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, WalkState, Op); 229 } 230 231 /* AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE); */ 232 233 ErrorExit: 234 if (ACPI_FAILURE (Status) && Status != AE_CTRL_TERMINATE) 235 { 236 ACPI_EXCEPTION ((AE_INFO, Status, 237 "While parsing/handling command line")); 238 } 239 return (Status); 240 } 241 242 243 /******************************************************************************* 244 * 245 * FUNCTION: AcpiDbSignalBreakPoint 246 * 247 * PARAMETERS: WalkState - Current walk 248 * 249 * RETURN: Status 250 * 251 * DESCRIPTION: Called for AML_BREAKPOINT_OP 252 * 253 ******************************************************************************/ 254 255 void 256 AcpiDbSignalBreakPoint ( 257 ACPI_WALK_STATE *WalkState) 258 { 259 260 #ifndef ACPI_APPLICATION 261 if (AcpiGbl_DbThreadId != AcpiOsGetThreadId ()) 262 { 263 return; 264 } 265 #endif 266 267 /* 268 * Set the single-step flag. This will cause the debugger (if present) 269 * to break to the console within the AML debugger at the start of the 270 * next AML instruction. 271 */ 272 AcpiGbl_CmSingleStep = TRUE; 273 AcpiOsPrintf ("**break** Executed AML BreakPoint opcode\n"); 274 } 275 276 277 /******************************************************************************* 278 * 279 * FUNCTION: AcpiDbSingleStep 280 * 281 * PARAMETERS: WalkState - Current walk 282 * Op - Current executing op (from aml interpreter) 283 * OpcodeClass - Class of the current AML Opcode 284 * 285 * RETURN: Status 286 * 287 * DESCRIPTION: Called just before execution of an AML opcode. 288 * 289 ******************************************************************************/ 290 291 ACPI_STATUS 292 AcpiDbSingleStep ( 293 ACPI_WALK_STATE *WalkState, 294 ACPI_PARSE_OBJECT *Op, 295 UINT32 OpcodeClass) 296 { 297 ACPI_PARSE_OBJECT *Next; 298 ACPI_STATUS Status = AE_OK; 299 UINT32 OriginalDebugLevel; 300 ACPI_PARSE_OBJECT *DisplayOp; 301 ACPI_PARSE_OBJECT *ParentOp; 302 UINT32 AmlOffset; 303 304 305 ACPI_FUNCTION_ENTRY (); 306 307 308 #ifndef ACPI_APPLICATION 309 if (AcpiGbl_DbThreadId != AcpiOsGetThreadId ()) 310 { 311 return (AE_OK); 312 } 313 #endif 314 315 /* Check the abort flag */ 316 317 if (AcpiGbl_AbortMethod) 318 { 319 AcpiGbl_AbortMethod = FALSE; 320 return (AE_ABORT_METHOD); 321 } 322 323 AmlOffset = (UINT32) ACPI_PTR_DIFF (Op->Common.Aml, 324 WalkState->ParserState.AmlStart); 325 326 /* Check for single-step breakpoint */ 327 328 if (WalkState->MethodBreakpoint && 329 (WalkState->MethodBreakpoint <= AmlOffset)) 330 { 331 /* Check if the breakpoint has been reached or passed */ 332 /* Hit the breakpoint, resume single step, reset breakpoint */ 333 334 AcpiOsPrintf ("***Break*** at AML offset %X\n", AmlOffset); 335 AcpiGbl_CmSingleStep = TRUE; 336 AcpiGbl_StepToNextCall = FALSE; 337 WalkState->MethodBreakpoint = 0; 338 } 339 340 /* Check for user breakpoint (Must be on exact Aml offset) */ 341 342 else if (WalkState->UserBreakpoint && 343 (WalkState->UserBreakpoint == AmlOffset)) 344 { 345 AcpiOsPrintf ("***UserBreakpoint*** at AML offset %X\n", 346 AmlOffset); 347 AcpiGbl_CmSingleStep = TRUE; 348 AcpiGbl_StepToNextCall = FALSE; 349 WalkState->MethodBreakpoint = 0; 350 } 351 352 /* 353 * Check if this is an opcode that we are interested in -- 354 * namely, opcodes that have arguments 355 */ 356 if (Op->Common.AmlOpcode == AML_INT_NAMEDFIELD_OP) 357 { 358 return (AE_OK); 359 } 360 361 switch (OpcodeClass) 362 { 363 case AML_CLASS_UNKNOWN: 364 case AML_CLASS_ARGUMENT: /* constants, literals, etc. do nothing */ 365 366 return (AE_OK); 367 368 default: 369 370 /* All other opcodes -- continue */ 371 break; 372 } 373 374 /* 375 * Under certain debug conditions, display this opcode and its operands 376 */ 377 if ((AcpiGbl_DbOutputToFile) || 378 (AcpiGbl_CmSingleStep) || 379 (AcpiDbgLevel & ACPI_LV_PARSE)) 380 { 381 if ((AcpiGbl_DbOutputToFile) || 382 (AcpiDbgLevel & ACPI_LV_PARSE)) 383 { 384 AcpiOsPrintf ("\nAML Debug: Next AML Opcode to execute:\n"); 385 } 386 387 /* 388 * Display this op (and only this op - zero out the NEXT field 389 * temporarily, and disable parser trace output for the duration of 390 * the display because we don't want the extraneous debug output) 391 */ 392 OriginalDebugLevel = AcpiDbgLevel; 393 AcpiDbgLevel &= ~(ACPI_LV_PARSE | ACPI_LV_FUNCTIONS); 394 Next = Op->Common.Next; 395 Op->Common.Next = NULL; 396 397 398 DisplayOp = Op; 399 ParentOp = Op->Common.Parent; 400 if (ParentOp) 401 { 402 if ((WalkState->ControlState) && 403 (WalkState->ControlState->Common.State == 404 ACPI_CONTROL_PREDICATE_EXECUTING)) 405 { 406 /* 407 * We are executing the predicate of an IF or WHILE statement 408 * Search upwards for the containing IF or WHILE so that the 409 * entire predicate can be displayed. 410 */ 411 while (ParentOp) 412 { 413 if ((ParentOp->Common.AmlOpcode == AML_IF_OP) || 414 (ParentOp->Common.AmlOpcode == AML_WHILE_OP)) 415 { 416 DisplayOp = ParentOp; 417 break; 418 } 419 ParentOp = ParentOp->Common.Parent; 420 } 421 } 422 else 423 { 424 while (ParentOp) 425 { 426 if ((ParentOp->Common.AmlOpcode == AML_IF_OP) || 427 (ParentOp->Common.AmlOpcode == AML_ELSE_OP) || 428 (ParentOp->Common.AmlOpcode == AML_SCOPE_OP) || 429 (ParentOp->Common.AmlOpcode == AML_METHOD_OP) || 430 (ParentOp->Common.AmlOpcode == AML_WHILE_OP)) 431 { 432 break; 433 } 434 DisplayOp = ParentOp; 435 ParentOp = ParentOp->Common.Parent; 436 } 437 } 438 } 439 440 /* Now we can disassemble and display it */ 441 442 #ifdef ACPI_DISASSEMBLER 443 AcpiDmDisassemble (WalkState, DisplayOp, ACPI_UINT32_MAX); 444 #else 445 /* 446 * The AML Disassembler is not configured - at least we can 447 * display the opcode value and name 448 */ 449 AcpiOsPrintf ("AML Opcode: %4.4X %s\n", Op->Common.AmlOpcode, 450 AcpiPsGetOpcodeName (Op->Common.AmlOpcode)); 451 #endif 452 453 if ((Op->Common.AmlOpcode == AML_IF_OP) || 454 (Op->Common.AmlOpcode == AML_WHILE_OP)) 455 { 456 if (WalkState->ControlState->Common.Value) 457 { 458 AcpiOsPrintf ("Predicate = [True], IF block was executed\n"); 459 } 460 else 461 { 462 AcpiOsPrintf ("Predicate = [False], Skipping IF block\n"); 463 } 464 } 465 else if (Op->Common.AmlOpcode == AML_ELSE_OP) 466 { 467 AcpiOsPrintf ("Predicate = [False], ELSE block was executed\n"); 468 } 469 470 /* Restore everything */ 471 472 Op->Common.Next = Next; 473 AcpiOsPrintf ("\n"); 474 if ((AcpiGbl_DbOutputToFile) || 475 (AcpiDbgLevel & ACPI_LV_PARSE)) 476 { 477 AcpiOsPrintf ("\n"); 478 } 479 AcpiDbgLevel = OriginalDebugLevel; 480 } 481 482 /* If we are not single stepping, just continue executing the method */ 483 484 if (!AcpiGbl_CmSingleStep) 485 { 486 return (AE_OK); 487 } 488 489 /* 490 * If we are executing a step-to-call command, 491 * Check if this is a method call. 492 */ 493 if (AcpiGbl_StepToNextCall) 494 { 495 if (Op->Common.AmlOpcode != AML_INT_METHODCALL_OP) 496 { 497 /* Not a method call, just keep executing */ 498 499 return (AE_OK); 500 } 501 502 /* Found a method call, stop executing */ 503 504 AcpiGbl_StepToNextCall = FALSE; 505 } 506 507 /* 508 * If the next opcode is a method call, we will "step over" it 509 * by default. 510 */ 511 if (Op->Common.AmlOpcode == AML_INT_METHODCALL_OP) 512 { 513 /* Force no more single stepping while executing called method */ 514 515 AcpiGbl_CmSingleStep = FALSE; 516 517 /* 518 * Set the breakpoint on/before the call, it will stop execution 519 * as soon as we return 520 */ 521 WalkState->MethodBreakpoint = 1; /* Must be non-zero! */ 522 } 523 524 525 AcpiExExitInterpreter (); 526 Status = AcpiDbStartCommand (WalkState, Op); 527 AcpiExEnterInterpreter (); 528 529 /* User commands complete, continue execution of the interrupted method */ 530 531 return (Status); 532 } 533 534 535 /******************************************************************************* 536 * 537 * FUNCTION: AcpiInitializeDebugger 538 * 539 * PARAMETERS: None 540 * 541 * RETURN: Status 542 * 543 * DESCRIPTION: Init and start debugger 544 * 545 ******************************************************************************/ 546 547 ACPI_STATUS 548 AcpiInitializeDebugger ( 549 void) 550 { 551 ACPI_STATUS Status; 552 553 554 ACPI_FUNCTION_TRACE (AcpiInitializeDebugger); 555 556 557 /* Init globals */ 558 559 AcpiGbl_DbBuffer = NULL; 560 AcpiGbl_DbFilename = NULL; 561 AcpiGbl_DbOutputToFile = FALSE; 562 563 AcpiGbl_DbDebugLevel = ACPI_LV_VERBOSITY2; 564 AcpiGbl_DbConsoleDebugLevel = ACPI_NORMAL_DEFAULT | ACPI_LV_TABLES; 565 AcpiGbl_DbOutputFlags = ACPI_DB_CONSOLE_OUTPUT; 566 567 AcpiGbl_DbOpt_NoIniMethods = FALSE; 568 569 AcpiGbl_DbBuffer = AcpiOsAllocate (ACPI_DEBUG_BUFFER_SIZE); 570 if (!AcpiGbl_DbBuffer) 571 { 572 return_ACPI_STATUS (AE_NO_MEMORY); 573 } 574 memset (AcpiGbl_DbBuffer, 0, ACPI_DEBUG_BUFFER_SIZE); 575 576 /* Initial scope is the root */ 577 578 AcpiGbl_DbScopeBuf [0] = AML_ROOT_PREFIX; 579 AcpiGbl_DbScopeBuf [1] = 0; 580 AcpiGbl_DbScopeNode = AcpiGbl_RootNode; 581 582 /* Initialize user commands loop */ 583 584 AcpiGbl_DbTerminateLoop = FALSE; 585 586 /* 587 * If configured for multi-thread support, the debug executor runs in 588 * a separate thread so that the front end can be in another address 589 * space, environment, or even another machine. 590 */ 591 if (AcpiGbl_DebuggerConfiguration & DEBUGGER_MULTI_THREADED) 592 { 593 /* These were created with one unit, grab it */ 594 595 Status = AcpiOsInitializeDebugger (); 596 if (ACPI_FAILURE (Status)) 597 { 598 AcpiOsPrintf ("Could not get debugger mutex\n"); 599 return_ACPI_STATUS (Status); 600 } 601 602 /* Create the debug execution thread to execute commands */ 603 604 AcpiGbl_DbThreadsTerminated = FALSE; 605 Status = AcpiOsExecute (OSL_DEBUGGER_MAIN_THREAD, 606 AcpiDbExecuteThread, NULL); 607 if (ACPI_FAILURE (Status)) 608 { 609 ACPI_EXCEPTION ((AE_INFO, Status, 610 "Could not start debugger thread")); 611 AcpiGbl_DbThreadsTerminated = TRUE; 612 return_ACPI_STATUS (Status); 613 } 614 } 615 else 616 { 617 AcpiGbl_DbThreadId = AcpiOsGetThreadId (); 618 } 619 620 return_ACPI_STATUS (AE_OK); 621 } 622 623 ACPI_EXPORT_SYMBOL (AcpiInitializeDebugger) 624 625 626 /******************************************************************************* 627 * 628 * FUNCTION: AcpiTerminateDebugger 629 * 630 * PARAMETERS: None 631 * 632 * RETURN: None 633 * 634 * DESCRIPTION: Stop debugger 635 * 636 ******************************************************************************/ 637 638 void 639 AcpiTerminateDebugger ( 640 void) 641 { 642 643 /* Terminate the AML Debugger */ 644 645 AcpiGbl_DbTerminateLoop = TRUE; 646 647 if (AcpiGbl_DebuggerConfiguration & DEBUGGER_MULTI_THREADED) 648 { 649 /* Wait the AML Debugger threads */ 650 651 while (!AcpiGbl_DbThreadsTerminated) 652 { 653 AcpiOsSleep (100); 654 } 655 656 AcpiOsTerminateDebugger (); 657 } 658 659 if (AcpiGbl_DbBuffer) 660 { 661 AcpiOsFree (AcpiGbl_DbBuffer); 662 AcpiGbl_DbBuffer = NULL; 663 } 664 665 /* Ensure that debug output is now disabled */ 666 667 AcpiGbl_DbOutputFlags = ACPI_DB_DISABLE_OUTPUT; 668 } 669 670 ACPI_EXPORT_SYMBOL (AcpiTerminateDebugger) 671 672 673 /******************************************************************************* 674 * 675 * FUNCTION: AcpiSetDebuggerThreadId 676 * 677 * PARAMETERS: ThreadId - Debugger thread ID 678 * 679 * RETURN: None 680 * 681 * DESCRIPTION: Set debugger thread ID 682 * 683 ******************************************************************************/ 684 685 void 686 AcpiSetDebuggerThreadId ( 687 ACPI_THREAD_ID ThreadId) 688 { 689 AcpiGbl_DbThreadId = ThreadId; 690 } 691 692 ACPI_EXPORT_SYMBOL (AcpiSetDebuggerThreadId) 693 694 #endif /* ACPI_DEBUGGER */ 695