dbinput.c revision 1.7.2.4
1 /******************************************************************************* 2 * 3 * Module Name: dbinput - user front-end to the AML debugger 4 * 5 ******************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2016, Intel Corp. 9 * All rights reserved. 10 * 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. 25 * 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. 29 * 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 */ 43 44 #include "acpi.h" 45 #include "accommon.h" 46 #include "acdebug.h" 47 48 #ifdef ACPI_APPLICATION 49 #include "acapps.h" 50 #endif 51 52 #define _COMPONENT ACPI_CA_DEBUGGER 53 ACPI_MODULE_NAME ("dbinput") 54 55 56 /* Local prototypes */ 57 58 static UINT32 59 AcpiDbGetLine ( 60 char *InputBuffer); 61 62 static UINT32 63 AcpiDbMatchCommand ( 64 char *UserCommand); 65 66 static void 67 AcpiDbSingleThread ( 68 void); 69 70 static void 71 AcpiDbDisplayCommandInfo ( 72 const char *Command, 73 BOOLEAN DisplayAll); 74 75 static void 76 AcpiDbDisplayHelp ( 77 char *Command); 78 79 static BOOLEAN 80 AcpiDbMatchCommandHelp ( 81 const char *Command, 82 const ACPI_DB_COMMAND_HELP *Help); 83 84 85 /* 86 * Top-level debugger commands. 87 * 88 * This list of commands must match the string table below it 89 */ 90 enum AcpiExDebuggerCommands 91 { 92 CMD_NOT_FOUND = 0, 93 CMD_NULL, 94 CMD_ALLOCATIONS, 95 CMD_ARGS, 96 CMD_ARGUMENTS, 97 CMD_BREAKPOINT, 98 CMD_BUSINFO, 99 CMD_CALL, 100 CMD_DEBUG, 101 CMD_DISASSEMBLE, 102 CMD_DISASM, 103 CMD_DUMP, 104 CMD_EVALUATE, 105 CMD_EXECUTE, 106 CMD_EXIT, 107 CMD_FIND, 108 CMD_GO, 109 CMD_HANDLERS, 110 CMD_HELP, 111 CMD_HELP2, 112 CMD_HISTORY, 113 CMD_HISTORY_EXE, 114 CMD_HISTORY_LAST, 115 CMD_INFORMATION, 116 CMD_INTEGRITY, 117 CMD_INTO, 118 CMD_LEVEL, 119 CMD_LIST, 120 CMD_LOCALS, 121 CMD_LOCKS, 122 CMD_METHODS, 123 CMD_NAMESPACE, 124 CMD_NOTIFY, 125 CMD_OBJECTS, 126 CMD_OSI, 127 CMD_OWNER, 128 CMD_PATHS, 129 CMD_PREDEFINED, 130 CMD_PREFIX, 131 CMD_QUIT, 132 CMD_REFERENCES, 133 CMD_RESOURCES, 134 CMD_RESULTS, 135 CMD_SET, 136 CMD_STATS, 137 CMD_STOP, 138 CMD_TABLES, 139 CMD_TEMPLATE, 140 CMD_TRACE, 141 CMD_TREE, 142 CMD_TYPE, 143 #ifdef ACPI_APPLICATION 144 CMD_ENABLEACPI, 145 CMD_EVENT, 146 CMD_GPE, 147 CMD_GPES, 148 CMD_SCI, 149 CMD_SLEEP, 150 151 CMD_CLOSE, 152 CMD_LOAD, 153 CMD_OPEN, 154 CMD_UNLOAD, 155 156 CMD_TERMINATE, 157 CMD_THREADS, 158 159 CMD_TEST, 160 #endif 161 }; 162 163 #define CMD_FIRST_VALID 2 164 165 166 /* Second parameter is the required argument count */ 167 168 static const ACPI_DB_COMMAND_INFO AcpiGbl_DbCommands[] = 169 { 170 {"<NOT FOUND>", 0}, 171 {"<NULL>", 0}, 172 {"ALLOCATIONS", 0}, 173 {"ARGS", 0}, 174 {"ARGUMENTS", 0}, 175 {"BREAKPOINT", 1}, 176 {"BUSINFO", 0}, 177 {"CALL", 0}, 178 {"DEBUG", 1}, 179 {"DISASSEMBLE", 1}, 180 {"DISASM", 1}, 181 {"DUMP", 1}, 182 {"EVALUATE", 1}, 183 {"EXECUTE", 1}, 184 {"EXIT", 0}, 185 {"FIND", 1}, 186 {"GO", 0}, 187 {"HANDLERS", 0}, 188 {"HELP", 0}, 189 {"?", 0}, 190 {"HISTORY", 0}, 191 {"!", 1}, 192 {"!!", 0}, 193 {"INFORMATION", 0}, 194 {"INTEGRITY", 0}, 195 {"INTO", 0}, 196 {"LEVEL", 0}, 197 {"LIST", 0}, 198 {"LOCALS", 0}, 199 {"LOCKS", 0}, 200 {"METHODS", 0}, 201 {"NAMESPACE", 0}, 202 {"NOTIFY", 2}, 203 {"OBJECTS", 0}, 204 {"OSI", 0}, 205 {"OWNER", 1}, 206 {"PATHS", 0}, 207 {"PREDEFINED", 0}, 208 {"PREFIX", 0}, 209 {"QUIT", 0}, 210 {"REFERENCES", 1}, 211 {"RESOURCES", 0}, 212 {"RESULTS", 0}, 213 {"SET", 3}, 214 {"STATS", 1}, 215 {"STOP", 0}, 216 {"TABLES", 0}, 217 {"TEMPLATE", 1}, 218 {"TRACE", 1}, 219 {"TREE", 0}, 220 {"TYPE", 1}, 221 #ifdef ACPI_APPLICATION 222 {"ENABLEACPI", 0}, 223 {"EVENT", 1}, 224 {"GPE", 1}, 225 {"GPES", 0}, 226 {"SCI", 0}, 227 {"SLEEP", 0}, 228 229 {"CLOSE", 0}, 230 {"LOAD", 1}, 231 {"OPEN", 1}, 232 {"UNLOAD", 1}, 233 234 {"TERMINATE", 0}, 235 {"THREADS", 3}, 236 237 {"TEST", 1}, 238 #endif 239 {NULL, 0} 240 }; 241 242 /* 243 * Help for all debugger commands. First argument is the number of lines 244 * of help to output for the command. 245 */ 246 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] = 247 { 248 {0, "\nGeneral-Purpose Commands:", "\n"}, 249 {1, " Allocations", "Display list of current memory allocations\n"}, 250 {2, " Dump <Address>|<Namepath>", "\n"}, 251 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"}, 252 {1, " Handlers", "Info about global handlers\n"}, 253 {1, " Help [Command]", "This help screen or individual command\n"}, 254 {1, " History", "Display command history buffer\n"}, 255 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"}, 256 {1, " Locks", "Current status of internal mutexes\n"}, 257 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"}, 258 {1, " Quit or Exit", "Exit this command\n"}, 259 {8, " Stats <SubCommand>", "Display namespace and memory statistics\n"}, 260 {1, " Allocations", "Display list of current memory allocations\n"}, 261 {1, " Memory", "Dump internal memory lists\n"}, 262 {1, " Misc", "Namespace search and mutex stats\n"}, 263 {1, " Objects", "Summary of namespace objects\n"}, 264 {1, " Sizes", "Sizes for each of the internal objects\n"}, 265 {1, " Stack", "Display CPU stack usage\n"}, 266 {1, " Tables", "Info about current ACPI table(s)\n"}, 267 {1, " Tables", "Display info about loaded ACPI tables\n"}, 268 {1, " ! <CommandNumber>", "Execute command from history buffer\n"}, 269 {1, " !!", "Execute last command again\n"}, 270 271 {0, "\nNamespace Access Commands:", "\n"}, 272 {1, " Businfo", "Display system bus info\n"}, 273 {1, " Disassemble <Method>", "Disassemble a control method\n"}, 274 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"}, 275 {1, " Integrity", "Validate namespace integrity\n"}, 276 {1, " Methods", "Display list of loaded control methods\n"}, 277 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, 278 {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, 279 {1, " Objects [ObjectType]", "Display summary of all objects or just given type\n"}, 280 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"}, 281 {1, " Paths", "Display full pathnames of namespace objects\n"}, 282 {1, " Predefined", "Check all predefined names\n"}, 283 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"}, 284 {1, " References <Addr>", "Find all references to object at addr\n"}, 285 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"}, 286 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"}, 287 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"}, 288 {1, " Type <Object>", "Display object type\n"}, 289 290 {0, "\nControl Method Execution Commands:","\n"}, 291 {1, " Arguments (or Args)", "Display method arguments\n"}, 292 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"}, 293 {1, " Call", "Run to next control method invocation\n"}, 294 {1, " Debug <Namepath> [Arguments]", "Single Step a control method\n"}, 295 {6, " Evaluate", "Synonym for Execute\n"}, 296 {5, " Execute <Namepath> [Arguments]", "Execute control method\n"}, 297 {1, " Hex Integer", "Integer method argument\n"}, 298 {1, " \"Ascii String\"", "String method argument\n"}, 299 {1, " (Hex Byte List)", "Buffer method argument\n"}, 300 {1, " [Package Element List]", "Package method argument\n"}, 301 {1, " Go", "Allow method to run to completion\n"}, 302 {1, " Information", "Display info about the current method\n"}, 303 {1, " Into", "Step into (not over) a method call\n"}, 304 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"}, 305 {1, " Locals", "Display method local variables\n"}, 306 {1, " Results", "Display method result stack\n"}, 307 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"}, 308 {1, " Stop", "Terminate control method\n"}, 309 {5, " Trace <State> [<Namepath>] [Once]", "Trace control method execution\n"}, 310 {1, " Enable", "Enable all messages\n"}, 311 {1, " Disable", "Disable tracing\n"}, 312 {1, " Method", "Enable method execution messages\n"}, 313 {1, " Opcode", "Enable opcode execution messages\n"}, 314 {1, " Tree", "Display control method calling tree\n"}, 315 {1, " <Enter>", "Single step next AML opcode (over calls)\n"}, 316 317 #ifdef ACPI_APPLICATION 318 {0, "\nHardware Simulation Commands:", "\n"}, 319 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"}, 320 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"}, 321 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"}, 322 {1, " Gpes", "Display info on all GPE devices\n"}, 323 {1, " Sci", "Generate an SCI\n"}, 324 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"}, 325 326 {0, "\nFile I/O Commands:", "\n"}, 327 {1, " Close", "Close debug output file\n"}, 328 {1, " Load <Input Filename>", "Load ACPI table from a file\n"}, 329 {1, " Open <Output Filename>", "Open a file for debug output\n"}, 330 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"}, 331 332 {0, "\nUser Space Commands:", "\n"}, 333 {1, " Terminate", "Delete namespace and all internal objects\n"}, 334 {1, " Thread <Threads><Loops><NamePath>", "Spawn threads to execute method(s)\n"}, 335 336 {0, "\nDebug Test Commands:", "\n"}, 337 {3, " Test <TestName>", "Invoke a debug test\n"}, 338 {1, " Objects", "Read/write/compare all namespace data objects\n"}, 339 {1, " Predefined", "Execute all ACPI predefined names (_STA, etc.)\n"}, 340 #endif 341 {0, NULL, NULL} 342 }; 343 344 345 /******************************************************************************* 346 * 347 * FUNCTION: AcpiDbMatchCommandHelp 348 * 349 * PARAMETERS: Command - Command string to match 350 * Help - Help table entry to attempt match 351 * 352 * RETURN: TRUE if command matched, FALSE otherwise 353 * 354 * DESCRIPTION: Attempt to match a command in the help table in order to 355 * print help information for a single command. 356 * 357 ******************************************************************************/ 358 359 static BOOLEAN 360 AcpiDbMatchCommandHelp ( 361 const char *Command, 362 const ACPI_DB_COMMAND_HELP *Help) 363 { 364 const char *Invocation = Help->Invocation; 365 UINT32 LineCount; 366 367 368 /* Valid commands in the help table begin with a couple of spaces */ 369 370 if (*Invocation != ' ') 371 { 372 return (FALSE); 373 } 374 375 while (*Invocation == ' ') 376 { 377 Invocation++; 378 } 379 380 /* Match command name (full command or substring) */ 381 382 while ((*Command) && (*Invocation) && (*Invocation != ' ')) 383 { 384 if (tolower ((int) *Command) != tolower ((int) *Invocation)) 385 { 386 return (FALSE); 387 } 388 389 Invocation++; 390 Command++; 391 } 392 393 /* Print the appropriate number of help lines */ 394 395 LineCount = Help->LineCount; 396 while (LineCount) 397 { 398 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description); 399 Help++; 400 LineCount--; 401 } 402 403 return (TRUE); 404 } 405 406 407 /******************************************************************************* 408 * 409 * FUNCTION: AcpiDbDisplayCommandInfo 410 * 411 * PARAMETERS: Command - Command string to match 412 * DisplayAll - Display all matching commands, or just 413 * the first one (substring match) 414 * 415 * RETURN: None 416 * 417 * DESCRIPTION: Display help information for a Debugger command. 418 * 419 ******************************************************************************/ 420 421 static void 422 AcpiDbDisplayCommandInfo ( 423 const char *Command, 424 BOOLEAN DisplayAll) 425 { 426 const ACPI_DB_COMMAND_HELP *Next; 427 BOOLEAN Matched; 428 429 430 Next = AcpiGbl_DbCommandHelp; 431 while (Next->Invocation) 432 { 433 Matched = AcpiDbMatchCommandHelp (Command, Next); 434 if (!DisplayAll && Matched) 435 { 436 return; 437 } 438 439 Next++; 440 } 441 } 442 443 444 /******************************************************************************* 445 * 446 * FUNCTION: AcpiDbDisplayHelp 447 * 448 * PARAMETERS: Command - Optional command string to display help. 449 * if not specified, all debugger command 450 * help strings are displayed 451 * 452 * RETURN: None 453 * 454 * DESCRIPTION: Display help for a single debugger command, or all of them. 455 * 456 ******************************************************************************/ 457 458 static void 459 AcpiDbDisplayHelp ( 460 char *Command) 461 { 462 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp; 463 464 465 if (!Command) 466 { 467 /* No argument to help, display help for all commands */ 468 469 while (Next->Invocation) 470 { 471 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description); 472 Next++; 473 } 474 } 475 else 476 { 477 /* Display help for all commands that match the subtring */ 478 479 AcpiDbDisplayCommandInfo (Command, TRUE); 480 } 481 } 482 483 484 /******************************************************************************* 485 * 486 * FUNCTION: AcpiDbGetNextToken 487 * 488 * PARAMETERS: String - Command buffer 489 * Next - Return value, end of next token 490 * 491 * RETURN: Pointer to the start of the next token. 492 * 493 * DESCRIPTION: Command line parsing. Get the next token on the command line 494 * 495 ******************************************************************************/ 496 497 char * 498 AcpiDbGetNextToken ( 499 char *String, 500 char **Next, 501 ACPI_OBJECT_TYPE *ReturnType) 502 { 503 char *Start; 504 UINT32 Depth; 505 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; 506 507 508 /* At end of buffer? */ 509 510 if (!String || !(*String)) 511 { 512 return (NULL); 513 } 514 515 /* Remove any spaces at the beginning */ 516 517 if (*String == ' ') 518 { 519 while (*String && (*String == ' ')) 520 { 521 String++; 522 } 523 524 if (!(*String)) 525 { 526 return (NULL); 527 } 528 } 529 530 switch (*String) 531 { 532 case '"': 533 534 /* This is a quoted string, scan until closing quote */ 535 536 String++; 537 Start = String; 538 Type = ACPI_TYPE_STRING; 539 540 /* Find end of string */ 541 542 while (*String && (*String != '"')) 543 { 544 String++; 545 } 546 break; 547 548 case '(': 549 550 /* This is the start of a buffer, scan until closing paren */ 551 552 String++; 553 Start = String; 554 Type = ACPI_TYPE_BUFFER; 555 556 /* Find end of buffer */ 557 558 while (*String && (*String != ')')) 559 { 560 String++; 561 } 562 break; 563 564 case '[': 565 566 /* This is the start of a package, scan until closing bracket */ 567 568 String++; 569 Depth = 1; 570 Start = String; 571 Type = ACPI_TYPE_PACKAGE; 572 573 /* Find end of package (closing bracket) */ 574 575 while (*String) 576 { 577 /* Handle String package elements */ 578 579 if (*String == '"') 580 { 581 /* Find end of string */ 582 583 String++; 584 while (*String && (*String != '"')) 585 { 586 String++; 587 } 588 if (!(*String)) 589 { 590 break; 591 } 592 } 593 else if (*String == '[') 594 { 595 Depth++; /* A nested package declaration */ 596 } 597 else if (*String == ']') 598 { 599 Depth--; 600 if (Depth == 0) /* Found final package closing bracket */ 601 { 602 break; 603 } 604 } 605 606 String++; 607 } 608 break; 609 610 default: 611 612 Start = String; 613 614 /* Find end of token */ 615 616 while (*String && (*String != ' ')) 617 { 618 String++; 619 } 620 break; 621 } 622 623 if (!(*String)) 624 { 625 *Next = NULL; 626 } 627 else 628 { 629 *String = 0; 630 *Next = String + 1; 631 } 632 633 *ReturnType = Type; 634 return (Start); 635 } 636 637 638 /******************************************************************************* 639 * 640 * FUNCTION: AcpiDbGetLine 641 * 642 * PARAMETERS: InputBuffer - Command line buffer 643 * 644 * RETURN: Count of arguments to the command 645 * 646 * DESCRIPTION: Get the next command line from the user. Gets entire line 647 * up to the next newline 648 * 649 ******************************************************************************/ 650 651 static UINT32 652 AcpiDbGetLine ( 653 char *InputBuffer) 654 { 655 UINT32 i; 656 UINT32 Count; 657 char *Next; 658 char *This; 659 660 661 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf), 662 InputBuffer)) 663 { 664 AcpiOsPrintf ( 665 "Buffer overflow while parsing input line (max %u characters)\n", 666 sizeof (AcpiGbl_DbParsedBuf)); 667 return (0); 668 } 669 670 This = AcpiGbl_DbParsedBuf; 671 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) 672 { 673 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, 674 &AcpiGbl_DbArgTypes[i]); 675 if (!AcpiGbl_DbArgs[i]) 676 { 677 break; 678 } 679 680 This = Next; 681 } 682 683 /* Uppercase the actual command */ 684 685 AcpiUtStrupr (AcpiGbl_DbArgs[0]); 686 687 Count = i; 688 if (Count) 689 { 690 Count--; /* Number of args only */ 691 } 692 693 return (Count); 694 } 695 696 697 /******************************************************************************* 698 * 699 * FUNCTION: AcpiDbMatchCommand 700 * 701 * PARAMETERS: UserCommand - User command line 702 * 703 * RETURN: Index into command array, -1 if not found 704 * 705 * DESCRIPTION: Search command array for a command match 706 * 707 ******************************************************************************/ 708 709 static UINT32 710 AcpiDbMatchCommand ( 711 char *UserCommand) 712 { 713 UINT32 i; 714 715 716 if (!UserCommand || UserCommand[0] == 0) 717 { 718 return (CMD_NULL); 719 } 720 721 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++) 722 { 723 if (strstr ( 724 ACPI_CAST_PTR (char, AcpiGbl_DbCommands[i].Name), UserCommand) == 725 AcpiGbl_DbCommands[i].Name) 726 { 727 return (i); 728 } 729 } 730 731 /* Command not recognized */ 732 733 return (CMD_NOT_FOUND); 734 } 735 736 737 /******************************************************************************* 738 * 739 * FUNCTION: AcpiDbCommandDispatch 740 * 741 * PARAMETERS: InputBuffer - Command line buffer 742 * WalkState - Current walk 743 * Op - Current (executing) parse op 744 * 745 * RETURN: Status 746 * 747 * DESCRIPTION: Command dispatcher. 748 * 749 ******************************************************************************/ 750 751 ACPI_STATUS 752 AcpiDbCommandDispatch ( 753 char *InputBuffer, 754 ACPI_WALK_STATE *WalkState, 755 ACPI_PARSE_OBJECT *Op) 756 { 757 UINT32 Temp; 758 UINT32 CommandIndex; 759 UINT32 ParamCount; 760 char *CommandLine; 761 ACPI_STATUS Status = AE_CTRL_TRUE; 762 763 764 /* If AcpiTerminate has been called, terminate this thread */ 765 766 if (AcpiGbl_DbTerminateLoop) 767 { 768 return (AE_CTRL_TERMINATE); 769 } 770 771 /* Find command and add to the history buffer */ 772 773 ParamCount = AcpiDbGetLine (InputBuffer); 774 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); 775 Temp = 0; 776 777 /* 778 * We don't want to add the !! command to the history buffer. It 779 * would cause an infinite loop because it would always be the 780 * previous command. 781 */ 782 if (CommandIndex != CMD_HISTORY_LAST) 783 { 784 AcpiDbAddToHistory (InputBuffer); 785 } 786 787 /* Verify that we have the minimum number of params */ 788 789 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs) 790 { 791 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n", 792 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, 793 AcpiGbl_DbCommands[CommandIndex].MinArgs); 794 795 AcpiDbDisplayCommandInfo ( 796 AcpiGbl_DbCommands[CommandIndex].Name, FALSE); 797 return (AE_CTRL_TRUE); 798 } 799 800 /* Decode and dispatch the command */ 801 802 switch (CommandIndex) 803 { 804 case CMD_NULL: 805 806 if (Op) 807 { 808 return (AE_OK); 809 } 810 break; 811 812 case CMD_ALLOCATIONS: 813 814 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 815 AcpiUtDumpAllocations ((UINT32) -1, NULL); 816 #endif 817 break; 818 819 case CMD_ARGS: 820 case CMD_ARGUMENTS: 821 822 AcpiDbDisplayArguments (); 823 break; 824 825 case CMD_BREAKPOINT: 826 827 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op); 828 break; 829 830 case CMD_BUSINFO: 831 832 AcpiDbGetBusInfo (); 833 break; 834 835 case CMD_CALL: 836 837 AcpiDbSetMethodCallBreakpoint (Op); 838 Status = AE_OK; 839 break; 840 841 case CMD_DEBUG: 842 843 AcpiDbExecute (AcpiGbl_DbArgs[1], 844 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); 845 break; 846 847 case CMD_DISASSEMBLE: 848 case CMD_DISASM: 849 850 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); 851 break; 852 853 case CMD_DUMP: 854 855 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 856 break; 857 858 case CMD_EVALUATE: 859 case CMD_EXECUTE: 860 861 AcpiDbExecute (AcpiGbl_DbArgs[1], 862 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP); 863 break; 864 865 case CMD_FIND: 866 867 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]); 868 break; 869 870 case CMD_GO: 871 872 AcpiGbl_CmSingleStep = FALSE; 873 return (AE_OK); 874 875 case CMD_HANDLERS: 876 877 AcpiDbDisplayHandlers (); 878 break; 879 880 case CMD_HELP: 881 case CMD_HELP2: 882 883 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]); 884 break; 885 886 case CMD_HISTORY: 887 888 AcpiDbDisplayHistory (); 889 break; 890 891 case CMD_HISTORY_EXE: /* ! command */ 892 893 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); 894 if (!CommandLine) 895 { 896 return (AE_CTRL_TRUE); 897 } 898 899 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 900 return (Status); 901 902 case CMD_HISTORY_LAST: /* !! command */ 903 904 CommandLine = AcpiDbGetFromHistory (NULL); 905 if (!CommandLine) 906 { 907 return (AE_CTRL_TRUE); 908 } 909 910 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 911 return (Status); 912 913 case CMD_INFORMATION: 914 915 AcpiDbDisplayMethodInfo (Op); 916 break; 917 918 case CMD_INTEGRITY: 919 920 AcpiDbCheckIntegrity (); 921 break; 922 923 case CMD_INTO: 924 925 if (Op) 926 { 927 AcpiGbl_CmSingleStep = TRUE; 928 return (AE_OK); 929 } 930 break; 931 932 case CMD_LEVEL: 933 934 if (ParamCount == 0) 935 { 936 AcpiOsPrintf ( 937 "Current debug level for file output is: %8.8lX\n", 938 AcpiGbl_DbDebugLevel); 939 AcpiOsPrintf ( 940 "Current debug level for console output is: %8.8lX\n", 941 AcpiGbl_DbConsoleDebugLevel); 942 } 943 else if (ParamCount == 2) 944 { 945 Temp = AcpiGbl_DbConsoleDebugLevel; 946 AcpiGbl_DbConsoleDebugLevel = 947 strtoul (AcpiGbl_DbArgs[1], NULL, 16); 948 AcpiOsPrintf ( 949 "Debug Level for console output was %8.8lX, now %8.8lX\n", 950 Temp, AcpiGbl_DbConsoleDebugLevel); 951 } 952 else 953 { 954 Temp = AcpiGbl_DbDebugLevel; 955 AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16); 956 AcpiOsPrintf ( 957 "Debug Level for file output was %8.8lX, now %8.8lX\n", 958 Temp, AcpiGbl_DbDebugLevel); 959 } 960 break; 961 962 case CMD_LIST: 963 964 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op); 965 break; 966 967 case CMD_LOCKS: 968 969 AcpiDbDisplayLocks (); 970 break; 971 972 case CMD_LOCALS: 973 974 AcpiDbDisplayLocals (); 975 break; 976 977 case CMD_METHODS: 978 Status = AcpiDbDisplayObjects (__UNCONST("METHOD"), AcpiGbl_DbArgs[1]); 979 break; 980 981 case CMD_NAMESPACE: 982 983 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 984 break; 985 986 case CMD_NOTIFY: 987 988 Temp = strtoul (AcpiGbl_DbArgs[2], NULL, 0); 989 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp); 990 break; 991 992 case CMD_OBJECTS: 993 994 AcpiUtStrupr (AcpiGbl_DbArgs[1]); 995 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 996 break; 997 998 case CMD_OSI: 999 1000 AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1001 break; 1002 1003 case CMD_OWNER: 1004 1005 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1006 break; 1007 1008 case CMD_PATHS: 1009 1010 AcpiDbDumpNamespacePaths (); 1011 break; 1012 1013 case CMD_PREFIX: 1014 1015 AcpiDbSetScope (AcpiGbl_DbArgs[1]); 1016 break; 1017 1018 case CMD_REFERENCES: 1019 1020 AcpiDbFindReferences (AcpiGbl_DbArgs[1]); 1021 break; 1022 1023 case CMD_RESOURCES: 1024 1025 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]); 1026 break; 1027 1028 case CMD_RESULTS: 1029 1030 AcpiDbDisplayResults (); 1031 break; 1032 1033 case CMD_SET: 1034 1035 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1036 AcpiGbl_DbArgs[3]); 1037 break; 1038 1039 case CMD_STATS: 1040 1041 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]); 1042 break; 1043 1044 case CMD_STOP: 1045 1046 return (AE_NOT_IMPLEMENTED); 1047 1048 case CMD_TABLES: 1049 1050 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]); 1051 break; 1052 1053 case CMD_TEMPLATE: 1054 1055 AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]); 1056 break; 1057 1058 case CMD_TRACE: 1059 1060 AcpiDbTrace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]); 1061 break; 1062 1063 case CMD_TREE: 1064 1065 AcpiDbDisplayCallingTree (); 1066 break; 1067 1068 case CMD_TYPE: 1069 1070 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]); 1071 break; 1072 1073 #ifdef ACPI_APPLICATION 1074 1075 /* Hardware simulation commands. */ 1076 1077 case CMD_ENABLEACPI: 1078 #if (!ACPI_REDUCED_HARDWARE) 1079 1080 Status = AcpiEnable(); 1081 if (ACPI_FAILURE(Status)) 1082 { 1083 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status); 1084 return (Status); 1085 } 1086 #endif /* !ACPI_REDUCED_HARDWARE */ 1087 break; 1088 1089 case CMD_EVENT: 1090 1091 AcpiOsPrintf ("Event command not implemented\n"); 1092 break; 1093 1094 case CMD_GPE: 1095 1096 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1097 break; 1098 1099 case CMD_GPES: 1100 1101 AcpiDbDisplayGpes (); 1102 break; 1103 1104 case CMD_SCI: 1105 1106 AcpiDbGenerateSci (); 1107 break; 1108 1109 case CMD_SLEEP: 1110 1111 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]); 1112 break; 1113 1114 /* File I/O commands. */ 1115 1116 case CMD_CLOSE: 1117 1118 AcpiDbCloseDebugFile (); 1119 break; 1120 1121 case CMD_LOAD: 1122 { 1123 ACPI_NEW_TABLE_DESC *ListHead = NULL; 1124 1125 Status = AcGetAllTablesFromFile (AcpiGbl_DbArgs[1], 1126 ACPI_GET_ALL_TABLES, &ListHead); 1127 if (ACPI_SUCCESS (Status)) 1128 { 1129 AcpiDbLoadTables (ListHead); 1130 } 1131 } 1132 break; 1133 1134 case CMD_OPEN: 1135 1136 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 1137 break; 1138 1139 /* User space commands. */ 1140 1141 case CMD_TERMINATE: 1142 1143 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1144 AcpiUtSubsystemShutdown (); 1145 1146 /* 1147 * TBD: [Restructure] Need some way to re-initialize without 1148 * re-creating the semaphores! 1149 */ 1150 1151 AcpiGbl_DbTerminateLoop = TRUE; 1152 /* AcpiInitialize (NULL); */ 1153 break; 1154 1155 case CMD_THREADS: 1156 1157 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1158 AcpiGbl_DbArgs[3]); 1159 break; 1160 1161 /* Debug test commands. */ 1162 1163 case CMD_PREDEFINED: 1164 1165 AcpiDbCheckPredefinedNames (); 1166 break; 1167 1168 case CMD_TEST: 1169 1170 AcpiDbExecuteTest (AcpiGbl_DbArgs[1]); 1171 break; 1172 1173 case CMD_UNLOAD: 1174 1175 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]); 1176 break; 1177 #endif 1178 1179 case CMD_EXIT: 1180 case CMD_QUIT: 1181 1182 if (Op) 1183 { 1184 AcpiOsPrintf ("Method execution terminated\n"); 1185 return (AE_CTRL_TERMINATE); 1186 } 1187 1188 if (!AcpiGbl_DbOutputToFile) 1189 { 1190 AcpiDbgLevel = ACPI_DEBUG_DEFAULT; 1191 } 1192 1193 #ifdef ACPI_APPLICATION 1194 AcpiDbCloseDebugFile (); 1195 #endif 1196 AcpiGbl_DbTerminateLoop = TRUE; 1197 return (AE_CTRL_TERMINATE); 1198 1199 case CMD_NOT_FOUND: 1200 default: 1201 1202 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]); 1203 return (AE_CTRL_TRUE); 1204 } 1205 1206 if (ACPI_SUCCESS (Status)) 1207 { 1208 Status = AE_CTRL_TRUE; 1209 } 1210 1211 return (Status); 1212 } 1213 1214 1215 /******************************************************************************* 1216 * 1217 * FUNCTION: AcpiDbExecuteThread 1218 * 1219 * PARAMETERS: Context - Not used 1220 * 1221 * RETURN: None 1222 * 1223 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1224 * simply dispatches it. 1225 * 1226 ******************************************************************************/ 1227 1228 void ACPI_SYSTEM_XFACE 1229 AcpiDbExecuteThread ( 1230 void *Context) 1231 { 1232 ACPI_STATUS Status = AE_OK; 1233 ACPI_STATUS MStatus; 1234 1235 1236 while (Status != AE_CTRL_TERMINATE && !AcpiGbl_DbTerminateLoop) 1237 { 1238 AcpiGbl_MethodExecuting = FALSE; 1239 AcpiGbl_StepToNextCall = FALSE; 1240 1241 MStatus = AcpiOsAcquireMutex (AcpiGbl_DbCommandReady, 1242 ACPI_WAIT_FOREVER); 1243 if (ACPI_FAILURE (MStatus)) 1244 { 1245 return; 1246 } 1247 1248 Status = AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1249 1250 AcpiOsReleaseMutex (AcpiGbl_DbCommandComplete); 1251 } 1252 AcpiGbl_DbThreadsTerminated = TRUE; 1253 } 1254 1255 1256 /******************************************************************************* 1257 * 1258 * FUNCTION: AcpiDbSingleThread 1259 * 1260 * PARAMETERS: None 1261 * 1262 * RETURN: None 1263 * 1264 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1265 * simply dispatches it. 1266 * 1267 ******************************************************************************/ 1268 1269 static void 1270 AcpiDbSingleThread ( 1271 void) 1272 { 1273 1274 AcpiGbl_MethodExecuting = FALSE; 1275 AcpiGbl_StepToNextCall = FALSE; 1276 1277 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1278 } 1279 1280 1281 /******************************************************************************* 1282 * 1283 * FUNCTION: AcpiDbUserCommands 1284 * 1285 * PARAMETERS: Prompt - User prompt (depends on mode) 1286 * Op - Current executing parse op 1287 * 1288 * RETURN: None 1289 * 1290 * DESCRIPTION: Command line execution for the AML debugger. Commands are 1291 * matched and dispatched here. 1292 * 1293 ******************************************************************************/ 1294 1295 ACPI_STATUS 1296 AcpiDbUserCommands ( 1297 char Prompt, 1298 ACPI_PARSE_OBJECT *Op) 1299 { 1300 ACPI_STATUS Status = AE_OK; 1301 1302 1303 AcpiOsPrintf ("\n"); 1304 1305 /* TBD: [Restructure] Need a separate command line buffer for step mode */ 1306 1307 while (!AcpiGbl_DbTerminateLoop) 1308 { 1309 /* Force output to console until a command is entered */ 1310 1311 AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT); 1312 1313 /* Different prompt if method is executing */ 1314 1315 if (!AcpiGbl_MethodExecuting) 1316 { 1317 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_COMMAND_PROMPT); 1318 } 1319 else 1320 { 1321 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_EXECUTE_PROMPT); 1322 } 1323 1324 /* Get the user input line */ 1325 1326 Status = AcpiOsGetLine (AcpiGbl_DbLineBuf, 1327 ACPI_DB_LINE_BUFFER_SIZE, NULL); 1328 if (ACPI_FAILURE (Status)) 1329 { 1330 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); 1331 return (Status); 1332 } 1333 1334 /* Check for single or multithreaded debug */ 1335 1336 if (AcpiGbl_DebuggerConfiguration & DEBUGGER_MULTI_THREADED) 1337 { 1338 /* 1339 * Signal the debug thread that we have a command to execute, 1340 * and wait for the command to complete. 1341 */ 1342 AcpiOsReleaseMutex (AcpiGbl_DbCommandReady); 1343 1344 Status = AcpiOsAcquireMutex (AcpiGbl_DbCommandComplete, 1345 ACPI_WAIT_FOREVER); 1346 if (ACPI_FAILURE (Status)) 1347 { 1348 return (Status); 1349 } 1350 } 1351 else 1352 { 1353 /* Just call to the command line interpreter */ 1354 1355 AcpiDbSingleThread (); 1356 } 1357 } 1358 1359 return (Status); 1360 } 1361
Indexes created Fri Oct 03 02:09:57 GMT 2025