dbinput.c revision 1.1.1.7
1 /******************************************************************************* 2 * 3 * Module Name: dbinput - user front-end to the AML debugger 4 * 5 ******************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2015, 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 49 #ifdef ACPI_DEBUGGER 50 51 #define _COMPONENT ACPI_CA_DEBUGGER 52 ACPI_MODULE_NAME ("dbinput") 53 54 /* Local prototypes */ 55 56 static UINT32 57 AcpiDbGetLine ( 58 char *InputBuffer); 59 60 static UINT32 61 AcpiDbMatchCommand ( 62 char *UserCommand); 63 64 static void 65 AcpiDbSingleThread ( 66 void); 67 68 static void 69 AcpiDbDisplayCommandInfo ( 70 char *Command, 71 BOOLEAN DisplayAll); 72 73 static void 74 AcpiDbDisplayHelp ( 75 char *Command); 76 77 static BOOLEAN 78 AcpiDbMatchCommandHelp ( 79 char *Command, 80 const ACPI_DB_COMMAND_HELP *Help); 81 82 83 /* 84 * Top-level debugger commands. 85 * 86 * This list of commands must match the string table below it 87 */ 88 enum AcpiExDebuggerCommands 89 { 90 CMD_NOT_FOUND = 0, 91 CMD_NULL, 92 CMD_ALLOCATIONS, 93 CMD_ARGS, 94 CMD_ARGUMENTS, 95 CMD_BREAKPOINT, 96 CMD_BUSINFO, 97 CMD_CALL, 98 CMD_CLOSE, 99 CMD_DEBUG, 100 CMD_DISASSEMBLE, 101 CMD_DISASM, 102 CMD_DUMP, 103 CMD_ENABLEACPI, 104 CMD_EVALUATE, 105 CMD_EVENT, 106 CMD_EXECUTE, 107 CMD_EXIT, 108 CMD_FIND, 109 CMD_GO, 110 CMD_GPE, 111 CMD_GPES, 112 CMD_HANDLERS, 113 CMD_HELP, 114 CMD_HELP2, 115 CMD_HISTORY, 116 CMD_HISTORY_EXE, 117 CMD_HISTORY_LAST, 118 CMD_INFORMATION, 119 CMD_INTEGRITY, 120 CMD_INTO, 121 CMD_LEVEL, 122 CMD_LIST, 123 CMD_LOAD, 124 CMD_LOCALS, 125 CMD_LOCKS, 126 CMD_METHODS, 127 CMD_NAMESPACE, 128 CMD_NOTIFY, 129 CMD_OBJECTS, 130 CMD_OPEN, 131 CMD_OSI, 132 CMD_OWNER, 133 CMD_PATHS, 134 CMD_PREDEFINED, 135 CMD_PREFIX, 136 CMD_QUIT, 137 CMD_REFERENCES, 138 CMD_RESOURCES, 139 CMD_RESULTS, 140 CMD_SCI, 141 CMD_SET, 142 CMD_SLEEP, 143 CMD_STATS, 144 CMD_STOP, 145 CMD_TABLES, 146 CMD_TEMPLATE, 147 CMD_TERMINATE, 148 CMD_TEST, 149 CMD_THREADS, 150 CMD_TRACE, 151 CMD_TREE, 152 CMD_TYPE, 153 CMD_UNLOAD 154 }; 155 156 #define CMD_FIRST_VALID 2 157 158 159 /* Second parameter is the required argument count */ 160 161 static const ACPI_DB_COMMAND_INFO AcpiGbl_DbCommands[] = 162 { 163 {"<NOT FOUND>", 0}, 164 {"<NULL>", 0}, 165 {"ALLOCATIONS", 0}, 166 {"ARGS", 0}, 167 {"ARGUMENTS", 0}, 168 {"BREAKPOINT", 1}, 169 {"BUSINFO", 0}, 170 {"CALL", 0}, 171 {"CLOSE", 0}, 172 {"DEBUG", 1}, 173 {"DISASSEMBLE", 1}, 174 {"DISASM", 1}, 175 {"DUMP", 1}, 176 {"ENABLEACPI", 0}, 177 {"EVALUATE", 1}, 178 {"EVENT", 1}, 179 {"EXECUTE", 1}, 180 {"EXIT", 0}, 181 {"FIND", 1}, 182 {"GO", 0}, 183 {"GPE", 1}, 184 {"GPES", 0}, 185 {"HANDLERS", 0}, 186 {"HELP", 0}, 187 {"?", 0}, 188 {"HISTORY", 0}, 189 {"!", 1}, 190 {"!!", 0}, 191 {"INFORMATION", 0}, 192 {"INTEGRITY", 0}, 193 {"INTO", 0}, 194 {"LEVEL", 0}, 195 {"LIST", 0}, 196 {"LOAD", 1}, 197 {"LOCALS", 0}, 198 {"LOCKS", 0}, 199 {"METHODS", 0}, 200 {"NAMESPACE", 0}, 201 {"NOTIFY", 2}, 202 {"OBJECTS", 1}, 203 {"OPEN", 1}, 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 {"SCI", 0}, 214 {"SET", 3}, 215 {"SLEEP", 0}, 216 {"STATS", 1}, 217 {"STOP", 0}, 218 {"TABLES", 0}, 219 {"TEMPLATE", 1}, 220 {"TERMINATE", 0}, 221 {"TEST", 1}, 222 {"THREADS", 3}, 223 {"TRACE", 1}, 224 {"TREE", 0}, 225 {"TYPE", 1}, 226 {"UNLOAD", 1}, 227 {NULL, 0} 228 }; 229 230 /* 231 * Help for all debugger commands. First argument is the number of lines 232 * of help to output for the command. 233 */ 234 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] = 235 { 236 {0, "\nGeneral-Purpose Commands:", "\n"}, 237 {1, " Allocations", "Display list of current memory allocations\n"}, 238 {2, " Dump <Address>|<Namepath>", "\n"}, 239 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"}, 240 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"}, 241 {1, " Handlers", "Info about global handlers\n"}, 242 {1, " Help [Command]", "This help screen or individual command\n"}, 243 {1, " History", "Display command history buffer\n"}, 244 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"}, 245 {1, " Locks", "Current status of internal mutexes\n"}, 246 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"}, 247 {1, " Quit or Exit", "Exit this command\n"}, 248 {8, " Stats <SubCommand>", "Display namespace and memory statistics\n"}, 249 {1, " Allocations", "Display list of current memory allocations\n"}, 250 {1, " Memory", "Dump internal memory lists\n"}, 251 {1, " Misc", "Namespace search and mutex stats\n"}, 252 {1, " Objects", "Summary of namespace objects\n"}, 253 {1, " Sizes", "Sizes for each of the internal objects\n"}, 254 {1, " Stack", "Display CPU stack usage\n"}, 255 {1, " Tables", "Info about current ACPI table(s)\n"}, 256 {1, " Tables", "Display info about loaded ACPI tables\n"}, 257 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"}, 258 {1, " ! <CommandNumber>", "Execute command from history buffer\n"}, 259 {1, " !!", "Execute last command again\n"}, 260 261 {0, "\nNamespace Access Commands:", "\n"}, 262 {1, " Businfo", "Display system bus info\n"}, 263 {1, " Disassemble <Method>", "Disassemble a control method\n"}, 264 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"}, 265 {1, " Integrity", "Validate namespace integrity\n"}, 266 {1, " Methods", "Display list of loaded control methods\n"}, 267 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, 268 {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, 269 {1, " Objects <ObjectType>", "Display all objects of the given type\n"}, 270 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"}, 271 {1, " Paths", "Display full pathnames of namespace objects\n"}, 272 {1, " Predefined", "Check all predefined names\n"}, 273 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"}, 274 {1, " References <Addr>", "Find all references to object at addr\n"}, 275 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"}, 276 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"}, 277 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"}, 278 {1, " Terminate", "Delete namespace and all internal objects\n"}, 279 {1, " Type <Object>", "Display object type\n"}, 280 281 {0, "\nControl Method Execution Commands:","\n"}, 282 {1, " Arguments (or Args)", "Display method arguments\n"}, 283 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"}, 284 {1, " Call", "Run to next control method invocation\n"}, 285 {1, " Debug <Namepath> [Arguments]", "Single Step a control method\n"}, 286 {6, " Evaluate", "Synonym for Execute\n"}, 287 {5, " Execute <Namepath> [Arguments]", "Execute control method\n"}, 288 {1, " Hex Integer", "Integer method argument\n"}, 289 {1, " \"Ascii String\"", "String method argument\n"}, 290 {1, " (Hex Byte List)", "Buffer method argument\n"}, 291 {1, " [Package Element List]", "Package method argument\n"}, 292 {1, " Go", "Allow method to run to completion\n"}, 293 {1, " Information", "Display info about the current method\n"}, 294 {1, " Into", "Step into (not over) a method call\n"}, 295 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"}, 296 {1, " Locals", "Display method local variables\n"}, 297 {1, " Results", "Display method result stack\n"}, 298 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"}, 299 {1, " Stop", "Terminate control method\n"}, 300 {1, " Thread <Threads><Loops><Namepath>", "Spawn threads to execute method(s)\n"}, 301 {5, " Trace <State> [<Namepath>] [Once]", "Trace control method execution\n"}, 302 {1, " Enable", "Enable all messages\n"}, 303 {1, " Disable", "Disable tracing\n"}, 304 {1, " Method", "Enable method execution messages\n"}, 305 {1, " Opcode", "Enable opcode execution messages\n"}, 306 {1, " Tree", "Display control method calling tree\n"}, 307 {1, " <Enter>", "Single step next AML opcode (over calls)\n"}, 308 309 {0, "\nHardware Related Commands:", "\n"}, 310 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"}, 311 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"}, 312 {1, " Gpes", "Display info on all GPEs\n"}, 313 {1, " Sci", "Generate an SCI\n"}, 314 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"}, 315 316 {0, "\nFile I/O Commands:", "\n"}, 317 {1, " Close", "Close debug output file\n"}, 318 {1, " Load <Input Filename>", "Load ACPI table from a file\n"}, 319 {1, " Open <Output Filename>", "Open a file for debug output\n"}, 320 321 {0, "\nDebug Test Commands:", "\n"}, 322 {3, " Test <TestName>", "Invoke a debug test\n"}, 323 {1, " Objects", "Read/write/compare all namespace data objects\n"}, 324 {1, " Predefined", "Execute all ACPI predefined names (_STA, etc.)\n"}, 325 {0, NULL, NULL} 326 }; 327 328 329 /******************************************************************************* 330 * 331 * FUNCTION: AcpiDbMatchCommandHelp 332 * 333 * PARAMETERS: Command - Command string to match 334 * Help - Help table entry to attempt match 335 * 336 * RETURN: TRUE if command matched, FALSE otherwise 337 * 338 * DESCRIPTION: Attempt to match a command in the help table in order to 339 * print help information for a single command. 340 * 341 ******************************************************************************/ 342 343 static BOOLEAN 344 AcpiDbMatchCommandHelp ( 345 char *Command, 346 const ACPI_DB_COMMAND_HELP *Help) 347 { 348 char *Invocation = Help->Invocation; 349 UINT32 LineCount; 350 351 352 /* Valid commands in the help table begin with a couple of spaces */ 353 354 if (*Invocation != ' ') 355 { 356 return (FALSE); 357 } 358 359 while (*Invocation == ' ') 360 { 361 Invocation++; 362 } 363 364 /* Match command name (full command or substring) */ 365 366 while ((*Command) && (*Invocation) && (*Invocation != ' ')) 367 { 368 if (tolower ((int) *Command) != tolower ((int) *Invocation)) 369 { 370 return (FALSE); 371 } 372 373 Invocation++; 374 Command++; 375 } 376 377 /* Print the appropriate number of help lines */ 378 379 LineCount = Help->LineCount; 380 while (LineCount) 381 { 382 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description); 383 Help++; 384 LineCount--; 385 } 386 387 return (TRUE); 388 } 389 390 391 /******************************************************************************* 392 * 393 * FUNCTION: AcpiDbDisplayCommandInfo 394 * 395 * PARAMETERS: Command - Command string to match 396 * DisplayAll - Display all matching commands, or just 397 * the first one (substring match) 398 * 399 * RETURN: None 400 * 401 * DESCRIPTION: Display help information for a Debugger command. 402 * 403 ******************************************************************************/ 404 405 static void 406 AcpiDbDisplayCommandInfo ( 407 char *Command, 408 BOOLEAN DisplayAll) 409 { 410 const ACPI_DB_COMMAND_HELP *Next; 411 BOOLEAN Matched; 412 413 414 Next = AcpiGbl_DbCommandHelp; 415 while (Next->Invocation) 416 { 417 Matched = AcpiDbMatchCommandHelp (Command, Next); 418 if (!DisplayAll && Matched) 419 { 420 return; 421 } 422 423 Next++; 424 } 425 } 426 427 428 /******************************************************************************* 429 * 430 * FUNCTION: AcpiDbDisplayHelp 431 * 432 * PARAMETERS: Command - Optional command string to display help. 433 * if not specified, all debugger command 434 * help strings are displayed 435 * 436 * RETURN: None 437 * 438 * DESCRIPTION: Display help for a single debugger command, or all of them. 439 * 440 ******************************************************************************/ 441 442 static void 443 AcpiDbDisplayHelp ( 444 char *Command) 445 { 446 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp; 447 448 449 if (!Command) 450 { 451 /* No argument to help, display help for all commands */ 452 453 while (Next->Invocation) 454 { 455 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description); 456 Next++; 457 } 458 } 459 else 460 { 461 /* Display help for all commands that match the subtring */ 462 463 AcpiDbDisplayCommandInfo (Command, TRUE); 464 } 465 } 466 467 468 /******************************************************************************* 469 * 470 * FUNCTION: AcpiDbGetNextToken 471 * 472 * PARAMETERS: String - Command buffer 473 * Next - Return value, end of next token 474 * 475 * RETURN: Pointer to the start of the next token. 476 * 477 * DESCRIPTION: Command line parsing. Get the next token on the command line 478 * 479 ******************************************************************************/ 480 481 char * 482 AcpiDbGetNextToken ( 483 char *String, 484 char **Next, 485 ACPI_OBJECT_TYPE *ReturnType) 486 { 487 char *Start; 488 UINT32 Depth; 489 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; 490 491 492 /* At end of buffer? */ 493 494 if (!String || !(*String)) 495 { 496 return (NULL); 497 } 498 499 /* Remove any spaces at the beginning */ 500 501 if (*String == ' ') 502 { 503 while (*String && (*String == ' ')) 504 { 505 String++; 506 } 507 508 if (!(*String)) 509 { 510 return (NULL); 511 } 512 } 513 514 switch (*String) 515 { 516 case '"': 517 518 /* This is a quoted string, scan until closing quote */ 519 520 String++; 521 Start = String; 522 Type = ACPI_TYPE_STRING; 523 524 /* Find end of string */ 525 526 while (*String && (*String != '"')) 527 { 528 String++; 529 } 530 break; 531 532 case '(': 533 534 /* This is the start of a buffer, scan until closing paren */ 535 536 String++; 537 Start = String; 538 Type = ACPI_TYPE_BUFFER; 539 540 /* Find end of buffer */ 541 542 while (*String && (*String != ')')) 543 { 544 String++; 545 } 546 break; 547 548 case '[': 549 550 /* This is the start of a package, scan until closing bracket */ 551 552 String++; 553 Depth = 1; 554 Start = String; 555 Type = ACPI_TYPE_PACKAGE; 556 557 /* Find end of package (closing bracket) */ 558 559 while (*String) 560 { 561 /* Handle String package elements */ 562 563 if (*String == '"') 564 { 565 /* Find end of string */ 566 567 String++; 568 while (*String && (*String != '"')) 569 { 570 String++; 571 } 572 if (!(*String)) 573 { 574 break; 575 } 576 } 577 else if (*String == '[') 578 { 579 Depth++; /* A nested package declaration */ 580 } 581 else if (*String == ']') 582 { 583 Depth--; 584 if (Depth == 0) /* Found final package closing bracket */ 585 { 586 break; 587 } 588 } 589 590 String++; 591 } 592 break; 593 594 default: 595 596 Start = String; 597 598 /* Find end of token */ 599 600 while (*String && (*String != ' ')) 601 { 602 String++; 603 } 604 break; 605 } 606 607 if (!(*String)) 608 { 609 *Next = NULL; 610 } 611 else 612 { 613 *String = 0; 614 *Next = String + 1; 615 } 616 617 *ReturnType = Type; 618 return (Start); 619 } 620 621 622 /******************************************************************************* 623 * 624 * FUNCTION: AcpiDbGetLine 625 * 626 * PARAMETERS: InputBuffer - Command line buffer 627 * 628 * RETURN: Count of arguments to the command 629 * 630 * DESCRIPTION: Get the next command line from the user. Gets entire line 631 * up to the next newline 632 * 633 ******************************************************************************/ 634 635 static UINT32 636 AcpiDbGetLine ( 637 char *InputBuffer) 638 { 639 UINT32 i; 640 UINT32 Count; 641 char *Next; 642 char *This; 643 644 645 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf), 646 InputBuffer)) 647 { 648 AcpiOsPrintf ("Buffer overflow while parsing input line (max %u characters)\n", 649 sizeof (AcpiGbl_DbParsedBuf)); 650 return (0); 651 } 652 653 This = AcpiGbl_DbParsedBuf; 654 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) 655 { 656 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, 657 &AcpiGbl_DbArgTypes[i]); 658 if (!AcpiGbl_DbArgs[i]) 659 { 660 break; 661 } 662 663 This = Next; 664 } 665 666 /* Uppercase the actual command */ 667 668 if (AcpiGbl_DbArgs[0]) 669 { 670 AcpiUtStrupr (AcpiGbl_DbArgs[0]); 671 } 672 673 Count = i; 674 if (Count) 675 { 676 Count--; /* Number of args only */ 677 } 678 679 return (Count); 680 } 681 682 683 /******************************************************************************* 684 * 685 * FUNCTION: AcpiDbMatchCommand 686 * 687 * PARAMETERS: UserCommand - User command line 688 * 689 * RETURN: Index into command array, -1 if not found 690 * 691 * DESCRIPTION: Search command array for a command match 692 * 693 ******************************************************************************/ 694 695 static UINT32 696 AcpiDbMatchCommand ( 697 char *UserCommand) 698 { 699 UINT32 i; 700 701 702 if (!UserCommand || UserCommand[0] == 0) 703 { 704 return (CMD_NULL); 705 } 706 707 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++) 708 { 709 if (strstr (AcpiGbl_DbCommands[i].Name, UserCommand) == 710 AcpiGbl_DbCommands[i].Name) 711 { 712 return (i); 713 } 714 } 715 716 /* Command not recognized */ 717 718 return (CMD_NOT_FOUND); 719 } 720 721 722 /******************************************************************************* 723 * 724 * FUNCTION: AcpiDbCommandDispatch 725 * 726 * PARAMETERS: InputBuffer - Command line buffer 727 * WalkState - Current walk 728 * Op - Current (executing) parse op 729 * 730 * RETURN: Status 731 * 732 * DESCRIPTION: Command dispatcher. 733 * 734 ******************************************************************************/ 735 736 ACPI_STATUS 737 AcpiDbCommandDispatch ( 738 char *InputBuffer, 739 ACPI_WALK_STATE *WalkState, 740 ACPI_PARSE_OBJECT *Op) 741 { 742 UINT32 Temp; 743 UINT32 CommandIndex; 744 UINT32 ParamCount; 745 char *CommandLine; 746 ACPI_STATUS Status = AE_CTRL_TRUE; 747 748 749 /* If AcpiTerminate has been called, terminate this thread */ 750 751 if (AcpiGbl_DbTerminateThreads) 752 { 753 return (AE_CTRL_TERMINATE); 754 } 755 756 /* Find command and add to the history buffer */ 757 758 ParamCount = AcpiDbGetLine (InputBuffer); 759 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); 760 Temp = 0; 761 762 /* 763 * We don't want to add the !! command to the history buffer. It 764 * would cause an infinite loop because it would always be the 765 * previous command. 766 */ 767 if (CommandIndex != CMD_HISTORY_LAST) 768 { 769 AcpiDbAddToHistory (InputBuffer); 770 } 771 772 /* Verify that we have the minimum number of params */ 773 774 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs) 775 { 776 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n", 777 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, 778 AcpiGbl_DbCommands[CommandIndex].MinArgs); 779 780 AcpiDbDisplayCommandInfo (AcpiGbl_DbCommands[CommandIndex].Name, FALSE); 781 return (AE_CTRL_TRUE); 782 } 783 784 /* Decode and dispatch the command */ 785 786 switch (CommandIndex) 787 { 788 case CMD_NULL: 789 790 if (Op) 791 { 792 return (AE_OK); 793 } 794 break; 795 796 case CMD_ALLOCATIONS: 797 798 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 799 AcpiUtDumpAllocations ((UINT32) -1, NULL); 800 #endif 801 break; 802 803 case CMD_ARGS: 804 case CMD_ARGUMENTS: 805 806 AcpiDbDisplayArguments (); 807 break; 808 809 case CMD_BREAKPOINT: 810 811 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op); 812 break; 813 814 case CMD_BUSINFO: 815 816 AcpiDbGetBusInfo (); 817 break; 818 819 case CMD_CALL: 820 821 AcpiDbSetMethodCallBreakpoint (Op); 822 Status = AE_OK; 823 break; 824 825 case CMD_CLOSE: 826 827 AcpiDbCloseDebugFile (); 828 break; 829 830 case CMD_DEBUG: 831 832 AcpiDbExecute (AcpiGbl_DbArgs[1], 833 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); 834 break; 835 836 case CMD_DISASSEMBLE: 837 case CMD_DISASM: 838 839 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); 840 break; 841 842 case CMD_DUMP: 843 844 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 845 break; 846 847 case CMD_ENABLEACPI: 848 #if (!ACPI_REDUCED_HARDWARE) 849 850 Status = AcpiEnable(); 851 if (ACPI_FAILURE(Status)) 852 { 853 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status); 854 return (Status); 855 } 856 #endif /* !ACPI_REDUCED_HARDWARE */ 857 break; 858 859 case CMD_EVENT: 860 861 AcpiOsPrintf ("Event command not implemented\n"); 862 break; 863 864 case CMD_EVALUATE: 865 case CMD_EXECUTE: 866 867 AcpiDbExecute (AcpiGbl_DbArgs[1], 868 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP); 869 break; 870 871 case CMD_FIND: 872 873 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]); 874 break; 875 876 case CMD_GO: 877 878 AcpiGbl_CmSingleStep = FALSE; 879 return (AE_OK); 880 881 case CMD_GPE: 882 883 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 884 break; 885 886 case CMD_GPES: 887 888 AcpiDbDisplayGpes (); 889 break; 890 891 case CMD_HANDLERS: 892 893 AcpiDbDisplayHandlers (); 894 break; 895 896 case CMD_HELP: 897 case CMD_HELP2: 898 899 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]); 900 break; 901 902 case CMD_HISTORY: 903 904 AcpiDbDisplayHistory (); 905 break; 906 907 case CMD_HISTORY_EXE: /* ! command */ 908 909 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); 910 if (!CommandLine) 911 { 912 return (AE_CTRL_TRUE); 913 } 914 915 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 916 return (Status); 917 918 case CMD_HISTORY_LAST: /* !! command */ 919 920 CommandLine = AcpiDbGetFromHistory (NULL); 921 if (!CommandLine) 922 { 923 return (AE_CTRL_TRUE); 924 } 925 926 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 927 return (Status); 928 929 case CMD_INFORMATION: 930 931 AcpiDbDisplayMethodInfo (Op); 932 break; 933 934 case CMD_INTEGRITY: 935 936 AcpiDbCheckIntegrity (); 937 break; 938 939 case CMD_INTO: 940 941 if (Op) 942 { 943 AcpiGbl_CmSingleStep = TRUE; 944 return (AE_OK); 945 } 946 break; 947 948 case CMD_LEVEL: 949 950 if (ParamCount == 0) 951 { 952 AcpiOsPrintf ("Current debug level for file output is: %8.8lX\n", 953 AcpiGbl_DbDebugLevel); 954 AcpiOsPrintf ("Current debug level for console output is: %8.8lX\n", 955 AcpiGbl_DbConsoleDebugLevel); 956 } 957 else if (ParamCount == 2) 958 { 959 Temp = AcpiGbl_DbConsoleDebugLevel; 960 AcpiGbl_DbConsoleDebugLevel = strtoul (AcpiGbl_DbArgs[1], 961 NULL, 16); 962 AcpiOsPrintf ( 963 "Debug Level for console output was %8.8lX, now %8.8lX\n", 964 Temp, AcpiGbl_DbConsoleDebugLevel); 965 } 966 else 967 { 968 Temp = AcpiGbl_DbDebugLevel; 969 AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16); 970 AcpiOsPrintf ( 971 "Debug Level for file output was %8.8lX, now %8.8lX\n", 972 Temp, AcpiGbl_DbDebugLevel); 973 } 974 break; 975 976 case CMD_LIST: 977 978 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op); 979 break; 980 981 case CMD_LOAD: 982 983 Status = AcpiDbGetTableFromFile (AcpiGbl_DbArgs[1], NULL, FALSE); 984 break; 985 986 case CMD_LOCKS: 987 988 AcpiDbDisplayLocks (); 989 break; 990 991 case CMD_LOCALS: 992 993 AcpiDbDisplayLocals (); 994 break; 995 996 case CMD_METHODS: 997 998 Status = AcpiDbDisplayObjects ("METHOD", AcpiGbl_DbArgs[1]); 999 break; 1000 1001 case CMD_NAMESPACE: 1002 1003 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1004 break; 1005 1006 case CMD_NOTIFY: 1007 1008 Temp = strtoul (AcpiGbl_DbArgs[2], NULL, 0); 1009 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp); 1010 break; 1011 1012 case CMD_OBJECTS: 1013 1014 AcpiUtStrupr (AcpiGbl_DbArgs[1]); 1015 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1016 break; 1017 1018 case CMD_OPEN: 1019 1020 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 1021 break; 1022 1023 case CMD_OSI: 1024 1025 AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1026 break; 1027 1028 case CMD_OWNER: 1029 1030 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1031 break; 1032 1033 case CMD_PATHS: 1034 1035 AcpiDbDumpNamespacePaths (); 1036 break; 1037 1038 case CMD_PREDEFINED: 1039 1040 AcpiDbCheckPredefinedNames (); 1041 break; 1042 1043 case CMD_PREFIX: 1044 1045 AcpiDbSetScope (AcpiGbl_DbArgs[1]); 1046 break; 1047 1048 case CMD_REFERENCES: 1049 1050 AcpiDbFindReferences (AcpiGbl_DbArgs[1]); 1051 break; 1052 1053 case CMD_RESOURCES: 1054 1055 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]); 1056 break; 1057 1058 case CMD_RESULTS: 1059 1060 AcpiDbDisplayResults (); 1061 break; 1062 1063 case CMD_SCI: 1064 1065 AcpiDbGenerateSci (); 1066 break; 1067 1068 case CMD_SET: 1069 1070 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1071 AcpiGbl_DbArgs[3]); 1072 break; 1073 1074 case CMD_SLEEP: 1075 1076 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]); 1077 break; 1078 1079 case CMD_STATS: 1080 1081 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]); 1082 break; 1083 1084 case CMD_STOP: 1085 1086 return (AE_NOT_IMPLEMENTED); 1087 1088 case CMD_TABLES: 1089 1090 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]); 1091 break; 1092 1093 case CMD_TEMPLATE: 1094 1095 AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]); 1096 break; 1097 1098 case CMD_TERMINATE: 1099 1100 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1101 AcpiUtSubsystemShutdown (); 1102 1103 /* 1104 * TBD: [Restructure] Need some way to re-initialize without 1105 * re-creating the semaphores! 1106 */ 1107 1108 /* AcpiInitialize (NULL); */ 1109 break; 1110 1111 case CMD_TEST: 1112 1113 AcpiDbExecuteTest (AcpiGbl_DbArgs[1]); 1114 break; 1115 1116 case CMD_THREADS: 1117 1118 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1119 AcpiGbl_DbArgs[3]); 1120 break; 1121 1122 case CMD_TRACE: 1123 1124 AcpiDbTrace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]); 1125 break; 1126 1127 case CMD_TREE: 1128 1129 AcpiDbDisplayCallingTree (); 1130 break; 1131 1132 case CMD_TYPE: 1133 1134 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]); 1135 break; 1136 1137 case CMD_UNLOAD: 1138 1139 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]); 1140 break; 1141 1142 case CMD_EXIT: 1143 case CMD_QUIT: 1144 1145 if (Op) 1146 { 1147 AcpiOsPrintf ("Method execution terminated\n"); 1148 return (AE_CTRL_TERMINATE); 1149 } 1150 1151 if (!AcpiGbl_DbOutputToFile) 1152 { 1153 AcpiDbgLevel = ACPI_DEBUG_DEFAULT; 1154 } 1155 1156 AcpiDbCloseDebugFile (); 1157 AcpiGbl_DbTerminateThreads = TRUE; 1158 return (AE_CTRL_TERMINATE); 1159 1160 case CMD_NOT_FOUND: 1161 default: 1162 1163 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]); 1164 return (AE_CTRL_TRUE); 1165 } 1166 1167 if (ACPI_SUCCESS (Status)) 1168 { 1169 Status = AE_CTRL_TRUE; 1170 } 1171 1172 return (Status); 1173 } 1174 1175 1176 /******************************************************************************* 1177 * 1178 * FUNCTION: AcpiDbExecuteThread 1179 * 1180 * PARAMETERS: Context - Not used 1181 * 1182 * RETURN: None 1183 * 1184 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1185 * simply dispatches it. 1186 * 1187 ******************************************************************************/ 1188 1189 void ACPI_SYSTEM_XFACE 1190 AcpiDbExecuteThread ( 1191 void *Context) 1192 { 1193 ACPI_STATUS Status = AE_OK; 1194 ACPI_STATUS MStatus; 1195 1196 1197 while (Status != AE_CTRL_TERMINATE) 1198 { 1199 AcpiGbl_MethodExecuting = FALSE; 1200 AcpiGbl_StepToNextCall = FALSE; 1201 1202 MStatus = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_READY); 1203 if (ACPI_FAILURE (MStatus)) 1204 { 1205 return; 1206 } 1207 1208 Status = AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1209 1210 MStatus = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_COMPLETE); 1211 if (ACPI_FAILURE (MStatus)) 1212 { 1213 return; 1214 } 1215 } 1216 } 1217 1218 1219 /******************************************************************************* 1220 * 1221 * FUNCTION: AcpiDbSingleThread 1222 * 1223 * PARAMETERS: None 1224 * 1225 * RETURN: None 1226 * 1227 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1228 * simply dispatches it. 1229 * 1230 ******************************************************************************/ 1231 1232 static void 1233 AcpiDbSingleThread ( 1234 void) 1235 { 1236 1237 AcpiGbl_MethodExecuting = FALSE; 1238 AcpiGbl_StepToNextCall = FALSE; 1239 1240 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1241 } 1242 1243 1244 /******************************************************************************* 1245 * 1246 * FUNCTION: AcpiDbUserCommands 1247 * 1248 * PARAMETERS: Prompt - User prompt (depends on mode) 1249 * Op - Current executing parse op 1250 * 1251 * RETURN: None 1252 * 1253 * DESCRIPTION: Command line execution for the AML debugger. Commands are 1254 * matched and dispatched here. 1255 * 1256 ******************************************************************************/ 1257 1258 ACPI_STATUS 1259 AcpiDbUserCommands ( 1260 char Prompt, 1261 ACPI_PARSE_OBJECT *Op) 1262 { 1263 ACPI_STATUS Status = AE_OK; 1264 1265 1266 AcpiOsPrintf ("\n"); 1267 1268 /* TBD: [Restructure] Need a separate command line buffer for step mode */ 1269 1270 while (!AcpiGbl_DbTerminateThreads) 1271 { 1272 /* Force output to console until a command is entered */ 1273 1274 AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT); 1275 1276 /* Different prompt if method is executing */ 1277 1278 if (!AcpiGbl_MethodExecuting) 1279 { 1280 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_COMMAND_PROMPT); 1281 } 1282 else 1283 { 1284 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_EXECUTE_PROMPT); 1285 } 1286 1287 /* Get the user input line */ 1288 1289 Status = AcpiOsGetLine (AcpiGbl_DbLineBuf, 1290 ACPI_DB_LINE_BUFFER_SIZE, NULL); 1291 if (ACPI_FAILURE (Status)) 1292 { 1293 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); 1294 return (Status); 1295 } 1296 1297 /* Check for single or multithreaded debug */ 1298 1299 if (AcpiGbl_DebuggerConfiguration & DEBUGGER_MULTI_THREADED) 1300 { 1301 /* 1302 * Signal the debug thread that we have a command to execute, 1303 * and wait for the command to complete. 1304 */ 1305 Status = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_READY); 1306 if (ACPI_FAILURE (Status)) 1307 { 1308 return (Status); 1309 } 1310 1311 Status = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_COMPLETE); 1312 if (ACPI_FAILURE (Status)) 1313 { 1314 return (Status); 1315 } 1316 } 1317 else 1318 { 1319 /* Just call to the command line interpreter */ 1320 1321 AcpiDbSingleThread (); 1322 } 1323 } 1324 1325 /* 1326 * Only this thread (the original thread) should actually terminate the 1327 * subsystem, because all the semaphores are deleted during termination 1328 */ 1329 Status = AcpiTerminate (); 1330 return (Status); 1331 } 1332 1333 #endif /* ACPI_DEBUGGER */ 1334
Indexes created Thu Oct 02 14:10:14 GMT 2025