1 /******************************************************************************* 2 * 3 * Module Name: dbinput - user front-end to the AML debugger 4 * 5 ******************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2020, 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 "acdebug.h" 155 156 #ifdef ACPI_APPLICATION 157 #include "acapps.h" 158 #endif 159 160 #ifdef ACPI_DEBUGGER 161 162 #define _COMPONENT ACPI_CA_DEBUGGER 163 ACPI_MODULE_NAME ("dbinput") 164 165 166 /* Local prototypes */ 167 168 static UINT32 169 AcpiDbGetLine ( 170 char *InputBuffer); 171 172 static UINT32 173 AcpiDbMatchCommand ( 174 char *UserCommand); 175 176 static void 177 AcpiDbDisplayCommandInfo ( 178 const char *Command, 179 BOOLEAN DisplayAll); 180 181 static void 182 AcpiDbDisplayHelp ( 183 char *Command); 184 185 static BOOLEAN 186 AcpiDbMatchCommandHelp ( 187 const char *Command, 188 const ACPI_DB_COMMAND_HELP *Help); 189 190 191 /* 192 * Top-level debugger commands. 193 * 194 * This list of commands must match the string table below it 195 */ 196 enum AcpiExDebuggerCommands 197 { 198 CMD_NOT_FOUND = 0, 199 CMD_NULL, 200 CMD_ALLOCATIONS, 201 CMD_ARGS, 202 CMD_ARGUMENTS, 203 CMD_BREAKPOINT, 204 CMD_BUSINFO, 205 CMD_CALL, 206 CMD_DEBUG, 207 CMD_DISASSEMBLE, 208 CMD_DISASM, 209 CMD_DUMP, 210 CMD_EVALUATE, 211 CMD_EXECUTE, 212 CMD_EXIT, 213 CMD_FIELDS, 214 CMD_FIND, 215 CMD_GO, 216 CMD_HANDLERS, 217 CMD_HELP, 218 CMD_HELP2, 219 CMD_HISTORY, 220 CMD_HISTORY_EXE, 221 CMD_HISTORY_LAST, 222 CMD_INFORMATION, 223 CMD_INTEGRITY, 224 CMD_INTO, 225 CMD_LEVEL, 226 CMD_LIST, 227 CMD_LOCALS, 228 CMD_LOCKS, 229 CMD_METHODS, 230 CMD_NAMESPACE, 231 CMD_NOTIFY, 232 CMD_OBJECTS, 233 CMD_OSI, 234 CMD_OWNER, 235 CMD_PATHS, 236 CMD_PREDEFINED, 237 CMD_PREFIX, 238 CMD_QUIT, 239 CMD_REFERENCES, 240 CMD_RESOURCES, 241 CMD_RESULTS, 242 CMD_SET, 243 CMD_STATS, 244 CMD_STOP, 245 CMD_TABLES, 246 CMD_TEMPLATE, 247 CMD_TRACE, 248 CMD_TREE, 249 CMD_TYPE, 250 #ifdef ACPI_APPLICATION 251 CMD_ENABLEACPI, 252 CMD_EVENT, 253 CMD_GPE, 254 CMD_GPES, 255 CMD_SCI, 256 CMD_SLEEP, 257 258 CMD_CLOSE, 259 CMD_LOAD, 260 CMD_OPEN, 261 CMD_UNLOAD, 262 263 CMD_TERMINATE, 264 CMD_BACKGROUND, 265 CMD_THREADS, 266 267 CMD_TEST, 268 #endif 269 }; 270 271 #define CMD_FIRST_VALID 2 272 273 274 /* Second parameter is the required argument count */ 275 276 static const ACPI_DB_COMMAND_INFO AcpiGbl_DbCommands[] = 277 { 278 {"<NOT FOUND>", 0}, 279 {"<NULL>", 0}, 280 {"ALLOCATIONS", 0}, 281 {"ARGS", 0}, 282 {"ARGUMENTS", 0}, 283 {"BREAKPOINT", 1}, 284 {"BUSINFO", 0}, 285 {"CALL", 0}, 286 {"DEBUG", 1}, 287 {"DISASSEMBLE", 1}, 288 {"DISASM", 1}, 289 {"DUMP", 1}, 290 {"EVALUATE", 1}, 291 {"EXECUTE", 1}, 292 {"EXIT", 0}, 293 {"FIELDS", 1}, 294 {"FIND", 1}, 295 {"GO", 0}, 296 {"HANDLERS", 0}, 297 {"HELP", 0}, 298 {"?", 0}, 299 {"HISTORY", 0}, 300 {"!", 1}, 301 {"!!", 0}, 302 {"INFORMATION", 0}, 303 {"INTEGRITY", 0}, 304 {"INTO", 0}, 305 {"LEVEL", 0}, 306 {"LIST", 0}, 307 {"LOCALS", 0}, 308 {"LOCKS", 0}, 309 {"METHODS", 0}, 310 {"NAMESPACE", 0}, 311 {"NOTIFY", 2}, 312 {"OBJECTS", 0}, 313 {"OSI", 0}, 314 {"OWNER", 1}, 315 {"PATHS", 0}, 316 {"PREDEFINED", 0}, 317 {"PREFIX", 0}, 318 {"QUIT", 0}, 319 {"REFERENCES", 1}, 320 {"RESOURCES", 0}, 321 {"RESULTS", 0}, 322 {"SET", 3}, 323 {"STATS", 1}, 324 {"STOP", 0}, 325 {"TABLES", 0}, 326 {"TEMPLATE", 1}, 327 {"TRACE", 1}, 328 {"TREE", 0}, 329 {"TYPE", 1}, 330 #ifdef ACPI_APPLICATION 331 {"ENABLEACPI", 0}, 332 {"EVENT", 1}, 333 {"GPE", 1}, 334 {"GPES", 0}, 335 {"SCI", 0}, 336 {"SLEEP", 0}, 337 338 {"CLOSE", 0}, 339 {"LOAD", 1}, 340 {"OPEN", 1}, 341 {"UNLOAD", 1}, 342 343 {"TERMINATE", 0}, 344 {"BACKGROUND", 1}, 345 {"THREADS", 3}, 346 347 {"TEST", 1}, 348 #endif 349 {NULL, 0} 350 }; 351 352 /* 353 * Help for all debugger commands. First argument is the number of lines 354 * of help to output for the command. 355 * 356 * Note: Some commands are not supported by the kernel-level version of 357 * the debugger. 358 */ 359 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] = 360 { 361 {0, "\nNamespace Access:", "\n"}, 362 {1, " Businfo", "Display system bus info\n"}, 363 {1, " Disassemble <Method>", "Disassemble a control method\n"}, 364 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"}, 365 {1, " Integrity", "Validate namespace integrity\n"}, 366 {1, " Methods", "Display list of loaded control methods\n"}, 367 {1, " Fields <AddressSpaceId>", "Display list of loaded field units by space ID\n"}, 368 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, 369 {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, 370 {1, " Objects [ObjectType]", "Display summary of all objects or just given type\n"}, 371 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"}, 372 {1, " Paths", "Display full pathnames of namespace objects\n"}, 373 {1, " Predefined", "Check all predefined names\n"}, 374 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"}, 375 {1, " References <Addr>", "Find all references to object at addr\n"}, 376 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"}, 377 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"}, 378 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"}, 379 {1, " Type <Object>", "Display object type\n"}, 380 381 {0, "\nControl Method Execution:", "\n"}, 382 {1, " Evaluate <Namepath> [Arguments]", "Evaluate object or control method\n"}, 383 {1, " Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"}, 384 #ifdef ACPI_APPLICATION 385 {1, " Background <Namepath> [Arguments]", "Evaluate object/method in a separate thread\n"}, 386 {1, " Thread <Threads><Loops><NamePath>", "Spawn threads to execute method(s)\n"}, 387 #endif 388 {1, " Debug <Namepath> [Arguments]", "Single-Step a control method\n"}, 389 {7, " [Arguments] formats:", "Control method argument formats\n"}, 390 {1, " Hex Integer", "Integer\n"}, 391 {1, " \"Ascii String\"", "String\n"}, 392 {1, " (Hex Byte List)", "Buffer\n"}, 393 {1, " (01 42 7A BF)", "Buffer example (4 bytes)\n"}, 394 {1, " [Package Element List]", "Package\n"}, 395 {1, " [0x01 0x1234 \"string\"]", "Package example (3 elements)\n"}, 396 397 {0, "\nMiscellaneous:", "\n"}, 398 {1, " Allocations", "Display list of current memory allocations\n"}, 399 {2, " Dump <Address>|<Namepath>", "\n"}, 400 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"}, 401 {1, " Handlers", "Info about global handlers\n"}, 402 {1, " Help [Command]", "This help screen or individual command\n"}, 403 {1, " History", "Display command history buffer\n"}, 404 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"}, 405 {1, " Locks", "Current status of internal mutexes\n"}, 406 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"}, 407 {1, " Quit or Exit", "Exit this command\n"}, 408 {8, " Stats <SubCommand>", "Display namespace and memory statistics\n"}, 409 {1, " Allocations", "Display list of current memory allocations\n"}, 410 {1, " Memory", "Dump internal memory lists\n"}, 411 {1, " Misc", "Namespace search and mutex stats\n"}, 412 {1, " Objects", "Summary of namespace objects\n"}, 413 {1, " Sizes", "Sizes for each of the internal objects\n"}, 414 {1, " Stack", "Display CPU stack usage\n"}, 415 {1, " Tables", "Info about current ACPI table(s)\n"}, 416 {1, " Tables", "Display info about loaded ACPI tables\n"}, 417 #ifdef ACPI_APPLICATION 418 {1, " Terminate", "Delete namespace and all internal objects\n"}, 419 #endif 420 {1, " ! <CommandNumber>", "Execute command from history buffer\n"}, 421 {1, " !!", "Execute last command again\n"}, 422 423 {0, "\nMethod and Namespace Debugging:", "\n"}, 424 {5, " Trace <State> [<Namepath>] [Once]", "Trace control method execution\n"}, 425 {1, " Enable", "Enable all messages\n"}, 426 {1, " Disable", "Disable tracing\n"}, 427 {1, " Method", "Enable method execution messages\n"}, 428 {1, " Opcode", "Enable opcode execution messages\n"}, 429 {3, " Test <TestName>", "Invoke a debug test\n"}, 430 {1, " Objects", "Read/write/compare all namespace data objects\n"}, 431 {1, " Predefined", "Validate all ACPI predefined names (_STA, etc.)\n"}, 432 {1, " Execute predefined", "Execute all predefined (public) methods\n"}, 433 434 {0, "\nControl Method Single-Step Execution:","\n"}, 435 {1, " Arguments (or Args)", "Display method arguments\n"}, 436 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"}, 437 {1, " Call", "Run to next control method invocation\n"}, 438 {1, " Go", "Allow method to run to completion\n"}, 439 {1, " Information", "Display info about the current method\n"}, 440 {1, " Into", "Step into (not over) a method call\n"}, 441 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"}, 442 {1, " Locals", "Display method local variables\n"}, 443 {1, " Results", "Display method result stack\n"}, 444 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"}, 445 {1, " Stop", "Terminate control method\n"}, 446 {1, " Tree", "Display control method calling tree\n"}, 447 {1, " <Enter>", "Single step next AML opcode (over calls)\n"}, 448 449 #ifdef ACPI_APPLICATION 450 {0, "\nFile Operations:", "\n"}, 451 {1, " Close", "Close debug output file\n"}, 452 {1, " Load <Input Filename>", "Load ACPI table from a file\n"}, 453 {1, " Open <Output Filename>", "Open a file for debug output\n"}, 454 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"}, 455 456 {0, "\nHardware Simulation:", "\n"}, 457 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"}, 458 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"}, 459 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"}, 460 {1, " Gpes", "Display info on all GPE devices\n"}, 461 {1, " Sci", "Generate an SCI\n"}, 462 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"}, 463 #endif 464 {0, NULL, NULL} 465 }; 466 467 468 /******************************************************************************* 469 * 470 * FUNCTION: AcpiDbMatchCommandHelp 471 * 472 * PARAMETERS: Command - Command string to match 473 * Help - Help table entry to attempt match 474 * 475 * RETURN: TRUE if command matched, FALSE otherwise 476 * 477 * DESCRIPTION: Attempt to match a command in the help table in order to 478 * print help information for a single command. 479 * 480 ******************************************************************************/ 481 482 static BOOLEAN 483 AcpiDbMatchCommandHelp ( 484 const char *Command, 485 const ACPI_DB_COMMAND_HELP *Help) 486 { 487 char *Invocation = Help->Invocation; 488 UINT32 LineCount; 489 490 491 /* Valid commands in the help table begin with a couple of spaces */ 492 493 if (*Invocation != ' ') 494 { 495 return (FALSE); 496 } 497 498 while (*Invocation == ' ') 499 { 500 Invocation++; 501 } 502 503 /* Match command name (full command or substring) */ 504 505 while ((*Command) && (*Invocation) && (*Invocation != ' ')) 506 { 507 if (tolower ((int) *Command) != tolower ((int) *Invocation)) 508 { 509 return (FALSE); 510 } 511 512 Invocation++; 513 Command++; 514 } 515 516 /* Print the appropriate number of help lines */ 517 518 LineCount = Help->LineCount; 519 while (LineCount) 520 { 521 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description); 522 Help++; 523 LineCount--; 524 } 525 526 return (TRUE); 527 } 528 529 530 /******************************************************************************* 531 * 532 * FUNCTION: AcpiDbDisplayCommandInfo 533 * 534 * PARAMETERS: Command - Command string to match 535 * DisplayAll - Display all matching commands, or just 536 * the first one (substring match) 537 * 538 * RETURN: None 539 * 540 * DESCRIPTION: Display help information for a Debugger command. 541 * 542 ******************************************************************************/ 543 544 static void 545 AcpiDbDisplayCommandInfo ( 546 const char *Command, 547 BOOLEAN DisplayAll) 548 { 549 const ACPI_DB_COMMAND_HELP *Next; 550 BOOLEAN Matched; 551 552 553 Next = AcpiGbl_DbCommandHelp; 554 while (Next->Invocation) 555 { 556 Matched = AcpiDbMatchCommandHelp (Command, Next); 557 if (!DisplayAll && Matched) 558 { 559 return; 560 } 561 562 Next++; 563 } 564 } 565 566 567 /******************************************************************************* 568 * 569 * FUNCTION: AcpiDbDisplayHelp 570 * 571 * PARAMETERS: Command - Optional command string to display help. 572 * if not specified, all debugger command 573 * help strings are displayed 574 * 575 * RETURN: None 576 * 577 * DESCRIPTION: Display help for a single debugger command, or all of them. 578 * 579 ******************************************************************************/ 580 581 static void 582 AcpiDbDisplayHelp ( 583 char *Command) 584 { 585 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp; 586 587 588 if (!Command) 589 { 590 /* No argument to help, display help for all commands */ 591 592 AcpiOsPrintf ("\nSummary of AML Debugger Commands\n\n"); 593 594 while (Next->Invocation) 595 { 596 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description); 597 Next++; 598 } 599 AcpiOsPrintf ("\n"); 600 601 } 602 else 603 { 604 /* Display help for all commands that match the subtring */ 605 606 AcpiDbDisplayCommandInfo (Command, TRUE); 607 } 608 } 609 610 611 /******************************************************************************* 612 * 613 * FUNCTION: AcpiDbGetNextToken 614 * 615 * PARAMETERS: String - Command buffer 616 * Next - Return value, end of next token 617 * 618 * RETURN: Pointer to the start of the next token. 619 * 620 * DESCRIPTION: Command line parsing. Get the next token on the command line 621 * 622 ******************************************************************************/ 623 624 char * 625 AcpiDbGetNextToken ( 626 char *String, 627 char **Next, 628 ACPI_OBJECT_TYPE *ReturnType) 629 { 630 char *Start; 631 UINT32 Depth; 632 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; 633 634 635 /* At end of buffer? */ 636 637 if (!String || !(*String)) 638 { 639 return (NULL); 640 } 641 642 /* Remove any spaces at the beginning, ignore blank lines */ 643 644 while (*String && isspace (*String)) 645 { 646 String++; 647 } 648 649 if (!(*String)) 650 { 651 return (NULL); 652 } 653 654 switch (*String) 655 { 656 case '"': 657 658 /* This is a quoted string, scan until closing quote */ 659 660 String++; 661 Start = String; 662 Type = ACPI_TYPE_STRING; 663 664 /* Find end of string */ 665 666 while (*String && (*String != '"')) 667 { 668 String++; 669 } 670 break; 671 672 case '(': 673 674 /* This is the start of a buffer, scan until closing paren */ 675 676 String++; 677 Start = String; 678 Type = ACPI_TYPE_BUFFER; 679 680 /* Find end of buffer */ 681 682 while (*String && (*String != ')')) 683 { 684 String++; 685 } 686 break; 687 688 case '{': 689 690 /* This is the start of a field unit, scan until closing brace */ 691 692 String++; 693 Start = String; 694 Type = ACPI_TYPE_FIELD_UNIT; 695 696 /* Find end of buffer */ 697 698 while (*String && (*String != '}')) 699 { 700 String++; 701 } 702 break; 703 704 case '[': 705 706 /* This is the start of a package, scan until closing bracket */ 707 708 String++; 709 Depth = 1; 710 Start = String; 711 Type = ACPI_TYPE_PACKAGE; 712 713 /* Find end of package (closing bracket) */ 714 715 while (*String) 716 { 717 /* Handle String package elements */ 718 719 if (*String == '"') 720 { 721 /* Find end of string */ 722 723 String++; 724 while (*String && (*String != '"')) 725 { 726 String++; 727 } 728 if (!(*String)) 729 { 730 break; 731 } 732 } 733 else if (*String == '[') 734 { 735 Depth++; /* A nested package declaration */ 736 } 737 else if (*String == ']') 738 { 739 Depth--; 740 if (Depth == 0) /* Found final package closing bracket */ 741 { 742 break; 743 } 744 } 745 746 String++; 747 } 748 break; 749 750 default: 751 752 Start = String; 753 754 /* Find end of token */ 755 756 while (*String && !isspace (*String)) 757 { 758 String++; 759 } 760 break; 761 } 762 763 if (!(*String)) 764 { 765 *Next = NULL; 766 } 767 else 768 { 769 *String = 0; 770 *Next = String + 1; 771 } 772 773 *ReturnType = Type; 774 return (Start); 775 } 776 777 778 /******************************************************************************* 779 * 780 * FUNCTION: AcpiDbGetLine 781 * 782 * PARAMETERS: InputBuffer - Command line buffer 783 * 784 * RETURN: Count of arguments to the command 785 * 786 * DESCRIPTION: Get the next command line from the user. Gets entire line 787 * up to the next newline 788 * 789 ******************************************************************************/ 790 791 static UINT32 792 AcpiDbGetLine ( 793 char *InputBuffer) 794 { 795 UINT32 i; 796 UINT32 Count; 797 char *Next; 798 char *This; 799 800 801 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf), 802 InputBuffer)) 803 { 804 AcpiOsPrintf ( 805 "Buffer overflow while parsing input line (max %u characters)\n", 806 (UINT32) sizeof (AcpiGbl_DbParsedBuf)); 807 return (0); 808 } 809 810 This = AcpiGbl_DbParsedBuf; 811 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) 812 { 813 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, 814 &AcpiGbl_DbArgTypes[i]); 815 if (!AcpiGbl_DbArgs[i]) 816 { 817 break; 818 } 819 820 This = Next; 821 } 822 823 /* Uppercase the actual command */ 824 825 AcpiUtStrupr (AcpiGbl_DbArgs[0]); 826 827 Count = i; 828 if (Count) 829 { 830 Count--; /* Number of args only */ 831 } 832 833 return (Count); 834 } 835 836 837 /******************************************************************************* 838 * 839 * FUNCTION: AcpiDbMatchCommand 840 * 841 * PARAMETERS: UserCommand - User command line 842 * 843 * RETURN: Index into command array, -1 if not found 844 * 845 * DESCRIPTION: Search command array for a command match 846 * 847 ******************************************************************************/ 848 849 static UINT32 850 AcpiDbMatchCommand ( 851 char *UserCommand) 852 { 853 UINT32 i; 854 855 856 if (!UserCommand || UserCommand[0] == 0) 857 { 858 return (CMD_NULL); 859 } 860 861 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++) 862 { 863 if (strstr ( 864 ACPI_CAST_PTR (char, AcpiGbl_DbCommands[i].Name), UserCommand) == 865 AcpiGbl_DbCommands[i].Name) 866 { 867 return (i); 868 } 869 } 870 871 /* Command not recognized */ 872 873 return (CMD_NOT_FOUND); 874 } 875 876 877 /******************************************************************************* 878 * 879 * FUNCTION: AcpiDbCommandDispatch 880 * 881 * PARAMETERS: InputBuffer - Command line buffer 882 * WalkState - Current walk 883 * Op - Current (executing) parse op 884 * 885 * RETURN: Status 886 * 887 * DESCRIPTION: Command dispatcher. 888 * 889 ******************************************************************************/ 890 891 ACPI_STATUS 892 AcpiDbCommandDispatch ( 893 char *InputBuffer, 894 ACPI_WALK_STATE *WalkState, 895 ACPI_PARSE_OBJECT *Op) 896 { 897 UINT32 Temp; 898 UINT64 Temp64; 899 UINT32 CommandIndex; 900 UINT32 ParamCount; 901 char *CommandLine; 902 ACPI_STATUS Status = AE_CTRL_TRUE; 903 904 905 /* If AcpiTerminate has been called, terminate this thread */ 906 907 if (AcpiGbl_DbTerminateLoop) 908 { 909 return (AE_CTRL_TERMINATE); 910 } 911 912 /* Find command and add to the history buffer */ 913 914 ParamCount = AcpiDbGetLine (InputBuffer); 915 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); 916 917 /* 918 * We don't want to add the !! command to the history buffer. It 919 * would cause an infinite loop because it would always be the 920 * previous command. 921 */ 922 if (CommandIndex != CMD_HISTORY_LAST) 923 { 924 AcpiDbAddToHistory (InputBuffer); 925 } 926 927 /* Verify that we have the minimum number of params */ 928 929 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs) 930 { 931 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n", 932 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, 933 AcpiGbl_DbCommands[CommandIndex].MinArgs); 934 935 AcpiDbDisplayCommandInfo ( 936 AcpiGbl_DbCommands[CommandIndex].Name, FALSE); 937 return (AE_CTRL_TRUE); 938 } 939 940 /* Decode and dispatch the command */ 941 942 switch (CommandIndex) 943 { 944 case CMD_NULL: 945 946 if (Op) 947 { 948 return (AE_OK); 949 } 950 break; 951 952 case CMD_ALLOCATIONS: 953 954 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 955 AcpiUtDumpAllocations ((UINT32) -1, NULL); 956 #endif 957 break; 958 959 case CMD_ARGS: 960 case CMD_ARGUMENTS: 961 962 AcpiDbDisplayArguments (); 963 break; 964 965 case CMD_BREAKPOINT: 966 967 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op); 968 break; 969 970 case CMD_BUSINFO: 971 972 AcpiDbGetBusInfo (); 973 break; 974 975 case CMD_CALL: 976 977 AcpiDbSetMethodCallBreakpoint (Op); 978 Status = AE_OK; 979 break; 980 981 case CMD_DEBUG: 982 983 AcpiDbExecute (AcpiGbl_DbArgs[1], 984 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); 985 break; 986 987 case CMD_DISASSEMBLE: 988 case CMD_DISASM: 989 990 #ifdef ACPI_DISASSEMBLER 991 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); 992 #else 993 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 994 #endif 995 break; 996 997 case CMD_DUMP: 998 999 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1000 break; 1001 1002 case CMD_EVALUATE: 1003 case CMD_EXECUTE: 1004 1005 AcpiDbExecute (AcpiGbl_DbArgs[1], 1006 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP); 1007 break; 1008 1009 case CMD_FIND: 1010 1011 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]); 1012 break; 1013 1014 case CMD_FIELDS: 1015 1016 Status = AcpiUtStrtoul64 (AcpiGbl_DbArgs[1], &Temp64); 1017 1018 if (ACPI_FAILURE (Status) || Temp64 >= ACPI_NUM_PREDEFINED_REGIONS) 1019 { 1020 AcpiOsPrintf ( 1021 "Invalid address space ID: must be between 0 and %u inclusive\n", 1022 ACPI_NUM_PREDEFINED_REGIONS - 1); 1023 return (AE_OK); 1024 } 1025 1026 Status = AcpiDbDisplayFields ((UINT32) Temp64); 1027 break; 1028 1029 case CMD_GO: 1030 1031 AcpiGbl_CmSingleStep = FALSE; 1032 return (AE_OK); 1033 1034 case CMD_HANDLERS: 1035 1036 AcpiDbDisplayHandlers (); 1037 break; 1038 1039 case CMD_HELP: 1040 case CMD_HELP2: 1041 1042 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]); 1043 break; 1044 1045 case CMD_HISTORY: 1046 1047 AcpiDbDisplayHistory (); 1048 break; 1049 1050 case CMD_HISTORY_EXE: /* ! command */ 1051 1052 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); 1053 if (!CommandLine) 1054 { 1055 return (AE_CTRL_TRUE); 1056 } 1057 1058 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 1059 return (Status); 1060 1061 case CMD_HISTORY_LAST: /* !! command */ 1062 1063 CommandLine = AcpiDbGetFromHistory (NULL); 1064 if (!CommandLine) 1065 { 1066 return (AE_CTRL_TRUE); 1067 } 1068 1069 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 1070 return (Status); 1071 1072 case CMD_INFORMATION: 1073 1074 AcpiDbDisplayMethodInfo (Op); 1075 break; 1076 1077 case CMD_INTEGRITY: 1078 1079 AcpiDbCheckIntegrity (); 1080 break; 1081 1082 case CMD_INTO: 1083 1084 if (Op) 1085 { 1086 AcpiGbl_CmSingleStep = TRUE; 1087 return (AE_OK); 1088 } 1089 break; 1090 1091 case CMD_LEVEL: 1092 1093 if (ParamCount == 0) 1094 { 1095 AcpiOsPrintf ( 1096 "Current debug level for file output is: %8.8X\n", 1097 AcpiGbl_DbDebugLevel); 1098 AcpiOsPrintf ( 1099 "Current debug level for console output is: %8.8X\n", 1100 AcpiGbl_DbConsoleDebugLevel); 1101 } 1102 else if (ParamCount == 2) 1103 { 1104 Temp = AcpiGbl_DbConsoleDebugLevel; 1105 AcpiGbl_DbConsoleDebugLevel = 1106 strtoul (AcpiGbl_DbArgs[1], NULL, 16); 1107 AcpiOsPrintf ( 1108 "Debug Level for console output was %8.8X, now %8.8X\n", 1109 Temp, AcpiGbl_DbConsoleDebugLevel); 1110 } 1111 else 1112 { 1113 Temp = AcpiGbl_DbDebugLevel; 1114 AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16); 1115 AcpiOsPrintf ( 1116 "Debug Level for file output was %8.8X, now %8.8X\n", 1117 Temp, AcpiGbl_DbDebugLevel); 1118 } 1119 break; 1120 1121 case CMD_LIST: 1122 1123 #ifdef ACPI_DISASSEMBLER 1124 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op); 1125 #else 1126 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 1127 #endif 1128 break; 1129 1130 case CMD_LOCKS: 1131 1132 AcpiDbDisplayLocks (); 1133 break; 1134 1135 case CMD_LOCALS: 1136 1137 AcpiDbDisplayLocals (); 1138 break; 1139 1140 case CMD_METHODS: 1141 1142 Status = AcpiDbDisplayObjects ("METHOD", AcpiGbl_DbArgs[1]); 1143 break; 1144 1145 case CMD_NAMESPACE: 1146 1147 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1148 break; 1149 1150 case CMD_NOTIFY: 1151 1152 Temp = strtoul (AcpiGbl_DbArgs[2], NULL, 0); 1153 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp); 1154 break; 1155 1156 case CMD_OBJECTS: 1157 1158 AcpiUtStrupr (AcpiGbl_DbArgs[1]); 1159 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1160 break; 1161 1162 case CMD_OSI: 1163 1164 AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1165 break; 1166 1167 case CMD_OWNER: 1168 1169 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1170 break; 1171 1172 case CMD_PATHS: 1173 1174 AcpiDbDumpNamespacePaths (); 1175 break; 1176 1177 case CMD_PREFIX: 1178 1179 AcpiDbSetScope (AcpiGbl_DbArgs[1]); 1180 break; 1181 1182 case CMD_REFERENCES: 1183 1184 AcpiDbFindReferences (AcpiGbl_DbArgs[1]); 1185 break; 1186 1187 case CMD_RESOURCES: 1188 1189 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]); 1190 break; 1191 1192 case CMD_RESULTS: 1193 1194 AcpiDbDisplayResults (); 1195 break; 1196 1197 case CMD_SET: 1198 1199 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1200 AcpiGbl_DbArgs[3]); 1201 break; 1202 1203 case CMD_STATS: 1204 1205 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]); 1206 break; 1207 1208 case CMD_STOP: 1209 1210 return (AE_NOT_IMPLEMENTED); 1211 1212 case CMD_TABLES: 1213 1214 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]); 1215 break; 1216 1217 case CMD_TEMPLATE: 1218 1219 AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]); 1220 break; 1221 1222 case CMD_TRACE: 1223 1224 AcpiDbTrace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]); 1225 break; 1226 1227 case CMD_TREE: 1228 1229 AcpiDbDisplayCallingTree (); 1230 break; 1231 1232 case CMD_TYPE: 1233 1234 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]); 1235 break; 1236 1237 #ifdef ACPI_APPLICATION 1238 1239 /* Hardware simulation commands. */ 1240 1241 case CMD_ENABLEACPI: 1242 #if (!ACPI_REDUCED_HARDWARE) 1243 1244 Status = AcpiEnable(); 1245 if (ACPI_FAILURE(Status)) 1246 { 1247 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status); 1248 return (Status); 1249 } 1250 #endif /* !ACPI_REDUCED_HARDWARE */ 1251 break; 1252 1253 case CMD_EVENT: 1254 1255 AcpiOsPrintf ("Event command not implemented\n"); 1256 break; 1257 1258 case CMD_GPE: 1259 1260 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1261 break; 1262 1263 case CMD_GPES: 1264 1265 AcpiDbDisplayGpes (); 1266 break; 1267 1268 case CMD_SCI: 1269 1270 AcpiDbGenerateSci (); 1271 break; 1272 1273 case CMD_SLEEP: 1274 1275 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]); 1276 break; 1277 1278 /* File I/O commands. */ 1279 1280 case CMD_CLOSE: 1281 1282 AcpiDbCloseDebugFile (); 1283 break; 1284 1285 case CMD_LOAD: 1286 { 1287 ACPI_NEW_TABLE_DESC *ListHead = NULL; 1288 1289 Status = AcGetAllTablesFromFile (AcpiGbl_DbArgs[1], 1290 ACPI_GET_ALL_TABLES, &ListHead); 1291 if (ACPI_SUCCESS (Status)) 1292 { 1293 AcpiDbLoadTables (ListHead); 1294 } 1295 } 1296 break; 1297 1298 case CMD_OPEN: 1299 1300 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 1301 break; 1302 1303 /* User space commands. */ 1304 1305 case CMD_TERMINATE: 1306 1307 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1308 AcpiUtSubsystemShutdown (); 1309 1310 /* 1311 * TBD: [Restructure] Need some way to re-initialize without 1312 * re-creating the semaphores! 1313 */ 1314 1315 AcpiGbl_DbTerminateLoop = TRUE; 1316 /* AcpiInitialize (NULL); */ 1317 break; 1318 1319 case CMD_BACKGROUND: 1320 1321 AcpiDbCreateExecutionThread (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2], 1322 &AcpiGbl_DbArgTypes[2]); 1323 break; 1324 1325 case CMD_THREADS: 1326 1327 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1328 AcpiGbl_DbArgs[3]); 1329 break; 1330 1331 /* Debug test commands. */ 1332 1333 case CMD_PREDEFINED: 1334 1335 AcpiDbCheckPredefinedNames (); 1336 break; 1337 1338 case CMD_TEST: 1339 1340 AcpiDbExecuteTest (AcpiGbl_DbArgs[1]); 1341 break; 1342 1343 case CMD_UNLOAD: 1344 1345 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]); 1346 break; 1347 #endif 1348 1349 case CMD_EXIT: 1350 case CMD_QUIT: 1351 1352 if (Op) 1353 { 1354 AcpiOsPrintf ("Method execution terminated\n"); 1355 return (AE_CTRL_TERMINATE); 1356 } 1357 1358 if (!AcpiGbl_DbOutputToFile) 1359 { 1360 AcpiDbgLevel = ACPI_DEBUG_DEFAULT; 1361 } 1362 1363 #ifdef ACPI_APPLICATION 1364 AcpiDbCloseDebugFile (); 1365 #endif 1366 AcpiGbl_DbTerminateLoop = TRUE; 1367 return (AE_CTRL_TERMINATE); 1368 1369 case CMD_NOT_FOUND: 1370 default: 1371 1372 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]); 1373 return (AE_CTRL_TRUE); 1374 } 1375 1376 if (ACPI_SUCCESS (Status)) 1377 { 1378 Status = AE_CTRL_TRUE; 1379 } 1380 1381 return (Status); 1382 } 1383 1384 1385 /******************************************************************************* 1386 * 1387 * FUNCTION: AcpiDbExecuteThread 1388 * 1389 * PARAMETERS: Context - Not used 1390 * 1391 * RETURN: None 1392 * 1393 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1394 * simply dispatches it. 1395 * 1396 ******************************************************************************/ 1397 1398 void ACPI_SYSTEM_XFACE 1399 AcpiDbExecuteThread ( 1400 void *Context) 1401 { 1402 1403 (void) AcpiDbUserCommands (); 1404 AcpiGbl_DbThreadsTerminated = TRUE; 1405 } 1406 1407 1408 /******************************************************************************* 1409 * 1410 * FUNCTION: AcpiDbUserCommands 1411 * 1412 * PARAMETERS: None 1413 * 1414 * RETURN: None 1415 * 1416 * DESCRIPTION: Command line execution for the AML debugger. Commands are 1417 * matched and dispatched here. 1418 * 1419 ******************************************************************************/ 1420 1421 ACPI_STATUS 1422 AcpiDbUserCommands ( 1423 void) 1424 { 1425 ACPI_STATUS Status = AE_OK; 1426 1427 1428 AcpiOsPrintf ("\n"); 1429 1430 /* TBD: [Restructure] Need a separate command line buffer for step mode */ 1431 1432 while (!AcpiGbl_DbTerminateLoop) 1433 { 1434 /* Wait the readiness of the command */ 1435 1436 Status = AcpiOsWaitCommandReady (); 1437 if (ACPI_FAILURE (Status)) 1438 { 1439 break; 1440 } 1441 1442 /* Just call to the command line interpreter */ 1443 1444 AcpiGbl_MethodExecuting = FALSE; 1445 AcpiGbl_StepToNextCall = FALSE; 1446 1447 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1448 1449 /* Notify the completion of the command */ 1450 1451 Status = AcpiOsNotifyCommandComplete (); 1452 if (ACPI_FAILURE (Status)) 1453 { 1454 break; 1455 } 1456 } 1457 1458 if (ACPI_FAILURE (Status) && Status != AE_CTRL_TERMINATE) 1459 { 1460 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); 1461 } 1462 return (Status); 1463 } 1464 1465 #endif /* ACPI_DEBUGGER */ 1466