1 /******************************************************************************* 2 * 3 * Module Name: dbinput - user front-end to the AML debugger 4 * 5 ******************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2013, 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 45 #include "acpi.h" 46 #include "accommon.h" 47 #include "acdebug.h" 48 49 50 #ifdef ACPI_DEBUGGER 51 52 #define _COMPONENT ACPI_CA_DEBUGGER 53 ACPI_MODULE_NAME ("dbinput") 54 55 /* Local prototypes */ 56 57 static UINT32 58 AcpiDbGetLine ( 59 char *InputBuffer); 60 61 static UINT32 62 AcpiDbMatchCommand ( 63 char *UserCommand); 64 65 static void 66 AcpiDbSingleThread ( 67 void); 68 69 static void 70 AcpiDbDisplayCommandInfo ( 71 const char *Command, 72 BOOLEAN DisplayAll); 73 74 static void 75 AcpiDbDisplayHelp ( 76 char *Command); 77 78 static BOOLEAN 79 AcpiDbMatchCommandHelp ( 80 const char *Command, 81 const ACPI_DB_COMMAND_HELP *Help); 82 83 84 /* 85 * Top-level debugger commands. 86 * 87 * This list of commands must match the string table below it 88 */ 89 enum AcpiExDebuggerCommands 90 { 91 CMD_NOT_FOUND = 0, 92 CMD_NULL, 93 CMD_ALLOCATIONS, 94 CMD_ARGS, 95 CMD_ARGUMENTS, 96 CMD_BATCH, 97 CMD_BREAKPOINT, 98 CMD_BUSINFO, 99 CMD_CALL, 100 CMD_CLOSE, 101 CMD_DEBUG, 102 CMD_DISASSEMBLE, 103 CMD_DISASM, 104 CMD_DUMP, 105 CMD_ENABLEACPI, 106 CMD_EVALUATE, 107 CMD_EVENT, 108 CMD_EXECUTE, 109 CMD_EXIT, 110 CMD_FIND, 111 CMD_GO, 112 CMD_GPE, 113 CMD_GPES, 114 CMD_HANDLERS, 115 CMD_HELP, 116 CMD_HELP2, 117 CMD_HISTORY, 118 CMD_HISTORY_EXE, 119 CMD_HISTORY_LAST, 120 CMD_INFORMATION, 121 CMD_INTEGRITY, 122 CMD_INTO, 123 CMD_LEVEL, 124 CMD_LIST, 125 CMD_LOAD, 126 CMD_LOCALS, 127 CMD_LOCKS, 128 CMD_METHODS, 129 CMD_NAMESPACE, 130 CMD_NOTIFY, 131 CMD_OBJECTS, 132 CMD_OPEN, 133 CMD_OSI, 134 CMD_OWNER, 135 CMD_PATHS, 136 CMD_PREDEFINED, 137 CMD_PREFIX, 138 CMD_QUIT, 139 CMD_REFERENCES, 140 CMD_RESOURCES, 141 CMD_RESULTS, 142 CMD_SCI, 143 CMD_SET, 144 CMD_SLEEP, 145 CMD_STATS, 146 CMD_STOP, 147 CMD_TABLES, 148 CMD_TEMPLATE, 149 CMD_TERMINATE, 150 CMD_THREADS, 151 CMD_TRACE, 152 CMD_TREE, 153 CMD_TYPE, 154 CMD_UNLOAD 155 }; 156 157 #define CMD_FIRST_VALID 2 158 159 160 /* Second parameter is the required argument count */ 161 162 static const ACPI_DB_COMMAND_INFO AcpiGbl_DbCommands[] = 163 { 164 {"<NOT FOUND>", 0}, 165 {"<NULL>", 0}, 166 {"ALLOCATIONS", 0}, 167 {"ARGS", 0}, 168 {"ARGUMENTS", 0}, 169 {"BATCH", 0}, 170 {"BREAKPOINT", 1}, 171 {"BUSINFO", 0}, 172 {"CALL", 0}, 173 {"CLOSE", 0}, 174 {"DEBUG", 1}, 175 {"DISASSEMBLE", 1}, 176 {"DISASM", 1}, 177 {"DUMP", 1}, 178 {"ENABLEACPI", 0}, 179 {"EVALUATE", 1}, 180 {"EVENT", 1}, 181 {"EXECUTE", 1}, 182 {"EXIT", 0}, 183 {"FIND", 1}, 184 {"GO", 0}, 185 {"GPE", 2}, 186 {"GPES", 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 {"LOAD", 1}, 199 {"LOCALS", 0}, 200 {"LOCKS", 0}, 201 {"METHODS", 0}, 202 {"NAMESPACE", 0}, 203 {"NOTIFY", 2}, 204 {"OBJECTS", 1}, 205 {"OPEN", 1}, 206 {"OSI", 0}, 207 {"OWNER", 1}, 208 {"PATHS", 0}, 209 {"PREDEFINED", 0}, 210 {"PREFIX", 0}, 211 {"QUIT", 0}, 212 {"REFERENCES", 1}, 213 {"RESOURCES", 0}, 214 {"RESULTS", 0}, 215 {"SCI", 0}, 216 {"SET", 3}, 217 {"SLEEP", 0}, 218 {"STATS", 1}, 219 {"STOP", 0}, 220 {"TABLES", 0}, 221 {"TEMPLATE", 1}, 222 {"TERMINATE", 0}, 223 {"THREADS", 3}, 224 {"TRACE", 1}, 225 {"TREE", 0}, 226 {"TYPE", 1}, 227 {"UNLOAD", 1}, 228 {NULL, 0} 229 }; 230 231 /* 232 * Help for all debugger commands. First argument is the number of lines 233 * of help to output for the command. 234 */ 235 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] = 236 { 237 {0, "\nGeneral-Purpose Commands:", "\n"}, 238 {1, " Allocations", "Display list of current memory allocations\n"}, 239 {2, " Dump <Address>|<Namepath>", "\n"}, 240 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"}, 241 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"}, 242 {1, " Handlers", "Info about global handlers\n"}, 243 {1, " Help [Command]", "This help screen or individual command\n"}, 244 {1, " History", "Display command history buffer\n"}, 245 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"}, 246 {1, " Locks", "Current status of internal mutexes\n"}, 247 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"}, 248 {1, " Quit or Exit", "Exit this command\n"}, 249 {9, " Stats [Allocations|Memory|Misc|", "\n"}, 250 {1, " Objects|Sizes|Stack|Tables]", "Display namespace and memory statistics\n"}, 251 {1, " Allocations", "Display list of current memory allocations\n"}, 252 {1, " Memory", "Dump internal memory lists\n"}, 253 {1, " Misc", "Namespace search and mutex stats\n"}, 254 {1, " Objects", "Summary of namespace objects\n"}, 255 {1, " Sizes", "Sizes for each of the internal objects\n"}, 256 {1, " Stack", "Display CPU stack usage\n"}, 257 {1, " Tables", "Info about current ACPI table(s)\n"}, 258 {1, " Tables", "Display info about loaded ACPI tables\n"}, 259 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"}, 260 {1, " ! <CommandNumber>", "Execute command from history buffer\n"}, 261 {1, " !!", "Execute last command again\n"}, 262 263 {0, "\nNamespace Access Commands:", "\n"}, 264 {1, " Businfo", "Display system bus info\n"}, 265 {1, " Disassemble <Method>", "Disassemble a control method\n"}, 266 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"}, 267 {1, " Integrity", "Validate namespace integrity\n"}, 268 {1, " Methods", "Display list of loaded control methods\n"}, 269 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, 270 {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, 271 {1, " Objects <ObjectType>", "Display all objects of the given type\n"}, 272 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"}, 273 {1, " Paths", "Display full pathnames of namespace objects\n"}, 274 {1, " Predefined", "Check all predefined names\n"}, 275 {1, " Prefix [<NamePath>]", "Set or Get current execution prefix\n"}, 276 {1, " References <Addr>", "Find all references to object at addr\n"}, 277 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"}, 278 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"}, 279 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"}, 280 {1, " Terminate", "Delete namespace and all internal objects\n"}, 281 {1, " Type <Object>", "Display object type\n"}, 282 283 {0, "\nControl Method Execution Commands:","\n"}, 284 {1, " Arguments (or Args)", "Display method arguments\n"}, 285 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"}, 286 {1, " Call", "Run to next control method invocation\n"}, 287 {1, " Debug <Namepath> [Arguments]", "Single Step a control method\n"}, 288 {6, " Evaluate", "Synonym for Execute\n"}, 289 {5, " Execute <Namepath> [Arguments]", "Execute control method\n"}, 290 {1, " Hex Integer", "Integer method argument\n"}, 291 {1, " \"Ascii String\"", "String method argument\n"}, 292 {1, " (Hex Byte List)", "Buffer method argument\n"}, 293 {1, " [Package Element List]", "Package method argument\n"}, 294 {1, " Go", "Allow method to run to completion\n"}, 295 {1, " Information", "Display info about the current method\n"}, 296 {1, " Into", "Step into (not over) a method call\n"}, 297 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"}, 298 {1, " Locals", "Display method local variables\n"}, 299 {1, " Results", "Display method result stack\n"}, 300 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"}, 301 {1, " Stop", "Terminate control method\n"}, 302 {1, " Thread <Threads><Loops><NamePath>", "Spawn threads to execute method(s)\n"}, 303 {1, " Trace <method name>", "Trace method execution\n"}, 304 {1, " Tree", "Display control method calling tree\n"}, 305 {1, " <Enter>", "Single step next AML opcode (over calls)\n"}, 306 307 {0, "\nHardware Related Commands:", "\n"}, 308 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"}, 309 {1, " Gpe <GpeNum> <GpeBlock>", "Simulate a GPE\n"}, 310 {1, " Gpes", "Display info on all GPEs\n"}, 311 {1, " Sci", "Generate an SCI\n"}, 312 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"}, 313 314 {0, "\nFile I/O Commands:", "\n"}, 315 {1, " Close", "Close debug output file\n"}, 316 {1, " Load <Input Filename>", "Load ACPI table from a file\n"}, 317 {1, " Open <Output Filename>", "Open a file for debug output\n"}, 318 {0, NULL, NULL} 319 }; 320 321 322 /******************************************************************************* 323 * 324 * FUNCTION: AcpiDbMatchCommandHelp 325 * 326 * PARAMETERS: Command - Command string to match 327 * Help - Help table entry to attempt match 328 * 329 * RETURN: TRUE if command matched, FALSE otherwise 330 * 331 * DESCRIPTION: Attempt to match a command in the help table in order to 332 * print help information for a single command. 333 * 334 ******************************************************************************/ 335 336 static BOOLEAN 337 AcpiDbMatchCommandHelp ( 338 const char *Command, 339 const ACPI_DB_COMMAND_HELP *Help) 340 { 341 const char *Invocation = Help->Invocation; 342 UINT32 LineCount; 343 344 345 /* Valid commands in the help table begin with a couple of spaces */ 346 347 if (*Invocation != ' ') 348 { 349 return (FALSE); 350 } 351 352 while (*Invocation == ' ') 353 { 354 Invocation++; 355 } 356 357 /* Match command name (full command or substring) */ 358 359 while ((*Command) && (*Invocation) && (*Invocation != ' ')) 360 { 361 if (ACPI_TOLOWER (*Command) != ACPI_TOLOWER (*Invocation)) 362 { 363 return (FALSE); 364 } 365 366 Invocation++; 367 Command++; 368 } 369 370 /* Print the appropriate number of help lines */ 371 372 LineCount = Help->LineCount; 373 while (LineCount) 374 { 375 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description); 376 Help++; 377 LineCount--; 378 } 379 380 return (TRUE); 381 } 382 383 384 /******************************************************************************* 385 * 386 * FUNCTION: AcpiDbDisplayCommandInfo 387 * 388 * PARAMETERS: Command - Command string to match 389 * DisplayAll - Display all matching commands, or just 390 * the first one (substring match) 391 * 392 * RETURN: None 393 * 394 * DESCRIPTION: Display help information for a Debugger command. 395 * 396 ******************************************************************************/ 397 398 static void 399 AcpiDbDisplayCommandInfo ( 400 const char *Command, 401 BOOLEAN DisplayAll) 402 { 403 const ACPI_DB_COMMAND_HELP *Next; 404 BOOLEAN Matched; 405 406 407 Next = AcpiGbl_DbCommandHelp; 408 while (Next->Invocation) 409 { 410 Matched = AcpiDbMatchCommandHelp (Command, Next); 411 if (!DisplayAll && Matched) 412 { 413 return; 414 } 415 416 Next++; 417 } 418 } 419 420 421 /******************************************************************************* 422 * 423 * FUNCTION: AcpiDbDisplayHelp 424 * 425 * PARAMETERS: Command - Optional command string to display help. 426 * if not specified, all debugger command 427 * help strings are displayed 428 * 429 * RETURN: None 430 * 431 * DESCRIPTION: Display help for a single debugger command, or all of them. 432 * 433 ******************************************************************************/ 434 435 static void 436 AcpiDbDisplayHelp ( 437 char *Command) 438 { 439 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp; 440 441 442 if (!Command) 443 { 444 /* No argument to help, display help for all commands */ 445 446 while (Next->Invocation) 447 { 448 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description); 449 Next++; 450 } 451 } 452 else 453 { 454 /* Display help for all commands that match the subtring */ 455 456 AcpiDbDisplayCommandInfo (Command, TRUE); 457 } 458 } 459 460 461 /******************************************************************************* 462 * 463 * FUNCTION: AcpiDbGetNextToken 464 * 465 * PARAMETERS: String - Command buffer 466 * Next - Return value, end of next token 467 * 468 * RETURN: Pointer to the start of the next token. 469 * 470 * DESCRIPTION: Command line parsing. Get the next token on the command line 471 * 472 ******************************************************************************/ 473 474 char * 475 AcpiDbGetNextToken ( 476 char *String, 477 char **Next, 478 ACPI_OBJECT_TYPE *ReturnType) 479 { 480 char *Start; 481 UINT32 Depth; 482 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; 483 484 485 /* At end of buffer? */ 486 487 if (!String || !(*String)) 488 { 489 return (NULL); 490 } 491 492 /* Remove any spaces at the beginning */ 493 494 if (*String == ' ') 495 { 496 while (*String && (*String == ' ')) 497 { 498 String++; 499 } 500 501 if (!(*String)) 502 { 503 return (NULL); 504 } 505 } 506 507 switch (*String) 508 { 509 case '"': 510 511 /* This is a quoted string, scan until closing quote */ 512 513 String++; 514 Start = String; 515 Type = ACPI_TYPE_STRING; 516 517 /* Find end of string */ 518 519 while (*String && (*String != '"')) 520 { 521 String++; 522 } 523 break; 524 525 case '(': 526 527 /* This is the start of a buffer, scan until closing paren */ 528 529 String++; 530 Start = String; 531 Type = ACPI_TYPE_BUFFER; 532 533 /* Find end of buffer */ 534 535 while (*String && (*String != ')')) 536 { 537 String++; 538 } 539 break; 540 541 case '[': 542 543 /* This is the start of a package, scan until closing bracket */ 544 545 String++; 546 Depth = 1; 547 Start = String; 548 Type = ACPI_TYPE_PACKAGE; 549 550 /* Find end of package (closing bracket) */ 551 552 while (*String) 553 { 554 /* Handle String package elements */ 555 556 if (*String == '"') 557 { 558 /* Find end of string */ 559 560 String++; 561 while (*String && (*String != '"')) 562 { 563 String++; 564 } 565 if (!(*String)) 566 { 567 break; 568 } 569 } 570 else if (*String == '[') 571 { 572 Depth++; /* A nested package declaration */ 573 } 574 else if (*String == ']') 575 { 576 Depth--; 577 if (Depth == 0) /* Found final package closing bracket */ 578 { 579 break; 580 } 581 } 582 583 String++; 584 } 585 break; 586 587 default: 588 589 Start = String; 590 591 /* Find end of token */ 592 593 while (*String && (*String != ' ')) 594 { 595 String++; 596 } 597 break; 598 } 599 600 if (!(*String)) 601 { 602 *Next = NULL; 603 } 604 else 605 { 606 *String = 0; 607 *Next = String + 1; 608 } 609 610 *ReturnType = Type; 611 return (Start); 612 } 613 614 615 /******************************************************************************* 616 * 617 * FUNCTION: AcpiDbGetLine 618 * 619 * PARAMETERS: InputBuffer - Command line buffer 620 * 621 * RETURN: Count of arguments to the command 622 * 623 * DESCRIPTION: Get the next command line from the user. Gets entire line 624 * up to the next newline 625 * 626 ******************************************************************************/ 627 628 static UINT32 629 AcpiDbGetLine ( 630 char *InputBuffer) 631 { 632 UINT32 i; 633 UINT32 Count; 634 char *Next; 635 char *This; 636 637 638 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf), 639 InputBuffer)) 640 { 641 AcpiOsPrintf ("Buffer overflow while parsing input line (max %u characters)\n", 642 sizeof (AcpiGbl_DbParsedBuf)); 643 return (0); 644 } 645 646 This = AcpiGbl_DbParsedBuf; 647 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) 648 { 649 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, 650 &AcpiGbl_DbArgTypes[i]); 651 if (!AcpiGbl_DbArgs[i]) 652 { 653 break; 654 } 655 656 This = Next; 657 } 658 659 /* Uppercase the actual command */ 660 661 if (AcpiGbl_DbArgs[0]) 662 { 663 AcpiUtStrupr (AcpiGbl_DbArgs[0]); 664 } 665 666 Count = i; 667 if (Count) 668 { 669 Count--; /* Number of args only */ 670 } 671 672 return (Count); 673 } 674 675 676 /******************************************************************************* 677 * 678 * FUNCTION: AcpiDbMatchCommand 679 * 680 * PARAMETERS: UserCommand - User command line 681 * 682 * RETURN: Index into command array, -1 if not found 683 * 684 * DESCRIPTION: Search command array for a command match 685 * 686 ******************************************************************************/ 687 688 static UINT32 689 AcpiDbMatchCommand ( 690 char *UserCommand) 691 { 692 UINT32 i; 693 694 695 if (!UserCommand || UserCommand[0] == 0) 696 { 697 return (CMD_NULL); 698 } 699 700 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++) 701 { 702 if (ACPI_STRSTR (AcpiGbl_DbCommands[i].Name, UserCommand) == 703 AcpiGbl_DbCommands[i].Name) 704 { 705 return (i); 706 } 707 } 708 709 /* Command not recognized */ 710 711 return (CMD_NOT_FOUND); 712 } 713 714 715 /******************************************************************************* 716 * 717 * FUNCTION: AcpiDbCommandDispatch 718 * 719 * PARAMETERS: InputBuffer - Command line buffer 720 * WalkState - Current walk 721 * Op - Current (executing) parse op 722 * 723 * RETURN: Status 724 * 725 * DESCRIPTION: Command dispatcher. 726 * 727 ******************************************************************************/ 728 729 ACPI_STATUS 730 AcpiDbCommandDispatch ( 731 char *InputBuffer, 732 ACPI_WALK_STATE *WalkState, 733 ACPI_PARSE_OBJECT *Op) 734 { 735 UINT32 Temp; 736 UINT32 CommandIndex; 737 UINT32 ParamCount; 738 char *CommandLine; 739 ACPI_STATUS Status = AE_CTRL_TRUE; 740 741 742 /* If AcpiTerminate has been called, terminate this thread */ 743 744 if (AcpiGbl_DbTerminateThreads) 745 { 746 return (AE_CTRL_TERMINATE); 747 } 748 749 750 /* Add all commands that come here to the history buffer */ 751 752 AcpiDbAddToHistory (InputBuffer); 753 754 ParamCount = AcpiDbGetLine (InputBuffer); 755 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); 756 Temp = 0; 757 758 /* Verify that we have the minimum number of params */ 759 760 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs) 761 { 762 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n", 763 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, 764 AcpiGbl_DbCommands[CommandIndex].MinArgs); 765 766 AcpiDbDisplayCommandInfo (AcpiGbl_DbCommands[CommandIndex].Name, FALSE); 767 return (AE_CTRL_TRUE); 768 } 769 770 /* Decode and dispatch the command */ 771 772 switch (CommandIndex) 773 { 774 case CMD_NULL: 775 776 if (Op) 777 { 778 return (AE_OK); 779 } 780 break; 781 782 case CMD_ALLOCATIONS: 783 784 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 785 AcpiUtDumpAllocations ((UINT32) -1, NULL); 786 #endif 787 break; 788 789 case CMD_ARGS: 790 case CMD_ARGUMENTS: 791 792 AcpiDbDisplayArguments (); 793 break; 794 795 case CMD_BATCH: 796 797 AcpiDbBatchExecute (AcpiGbl_DbArgs[1]); 798 break; 799 800 case CMD_BREAKPOINT: 801 802 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op); 803 break; 804 805 case CMD_BUSINFO: 806 807 AcpiDbGetBusInfo (); 808 break; 809 810 case CMD_CALL: 811 812 AcpiDbSetMethodCallBreakpoint (Op); 813 Status = AE_OK; 814 break; 815 816 case CMD_CLOSE: 817 818 AcpiDbCloseDebugFile (); 819 break; 820 821 case CMD_DEBUG: 822 823 AcpiDbExecute (AcpiGbl_DbArgs[1], 824 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); 825 break; 826 827 case CMD_DISASSEMBLE: 828 case CMD_DISASM: 829 830 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); 831 break; 832 833 case CMD_DUMP: 834 835 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 836 break; 837 838 case CMD_ENABLEACPI: 839 #if (!ACPI_REDUCED_HARDWARE) 840 841 Status = AcpiEnable(); 842 if (ACPI_FAILURE(Status)) 843 { 844 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status); 845 return (Status); 846 } 847 #endif /* !ACPI_REDUCED_HARDWARE */ 848 break; 849 850 case CMD_EVENT: 851 852 AcpiOsPrintf ("Event command not implemented\n"); 853 break; 854 855 case CMD_EVALUATE: 856 case CMD_EXECUTE: 857 858 AcpiDbExecute (AcpiGbl_DbArgs[1], 859 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP); 860 break; 861 862 case CMD_FIND: 863 864 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]); 865 break; 866 867 case CMD_GO: 868 869 AcpiGbl_CmSingleStep = FALSE; 870 return (AE_OK); 871 872 case CMD_GPE: 873 874 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 875 break; 876 877 case CMD_GPES: 878 879 AcpiDbDisplayGpes (); 880 break; 881 882 case CMD_HANDLERS: 883 884 AcpiDbDisplayHandlers (); 885 break; 886 887 case CMD_HELP: 888 case CMD_HELP2: 889 890 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]); 891 break; 892 893 case CMD_HISTORY: 894 895 AcpiDbDisplayHistory (); 896 break; 897 898 case CMD_HISTORY_EXE: /* ! command */ 899 900 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); 901 if (!CommandLine) 902 { 903 return (AE_CTRL_TRUE); 904 } 905 906 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 907 return (Status); 908 909 case CMD_HISTORY_LAST: /* !! command */ 910 911 CommandLine = AcpiDbGetFromHistory (NULL); 912 if (!CommandLine) 913 { 914 return (AE_CTRL_TRUE); 915 } 916 917 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 918 return (Status); 919 920 case CMD_INFORMATION: 921 922 AcpiDbDisplayMethodInfo (Op); 923 break; 924 925 case CMD_INTEGRITY: 926 927 AcpiDbCheckIntegrity (); 928 break; 929 930 case CMD_INTO: 931 932 if (Op) 933 { 934 AcpiGbl_CmSingleStep = TRUE; 935 return (AE_OK); 936 } 937 break; 938 939 case CMD_LEVEL: 940 941 if (ParamCount == 0) 942 { 943 AcpiOsPrintf ("Current debug level for file output is: %8.8lX\n", 944 AcpiGbl_DbDebugLevel); 945 AcpiOsPrintf ("Current debug level for console output is: %8.8lX\n", 946 AcpiGbl_DbConsoleDebugLevel); 947 } 948 else if (ParamCount == 2) 949 { 950 Temp = AcpiGbl_DbConsoleDebugLevel; 951 AcpiGbl_DbConsoleDebugLevel = ACPI_STRTOUL (AcpiGbl_DbArgs[1], 952 NULL, 16); 953 AcpiOsPrintf ( 954 "Debug Level for console output was %8.8lX, now %8.8lX\n", 955 Temp, AcpiGbl_DbConsoleDebugLevel); 956 } 957 else 958 { 959 Temp = AcpiGbl_DbDebugLevel; 960 AcpiGbl_DbDebugLevel = ACPI_STRTOUL (AcpiGbl_DbArgs[1], NULL, 16); 961 AcpiOsPrintf ( 962 "Debug Level for file output was %8.8lX, now %8.8lX\n", 963 Temp, AcpiGbl_DbDebugLevel); 964 } 965 break; 966 967 case CMD_LIST: 968 969 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op); 970 break; 971 972 case CMD_LOAD: 973 974 Status = AcpiDbGetTableFromFile (AcpiGbl_DbArgs[1], NULL); 975 break; 976 977 case CMD_LOCKS: 978 979 AcpiDbDisplayLocks (); 980 break; 981 982 case CMD_LOCALS: 983 984 AcpiDbDisplayLocals (); 985 break; 986 987 case CMD_METHODS: 988 Status = AcpiDbDisplayObjects (__UNCONST("METHOD"), AcpiGbl_DbArgs[1]); 989 break; 990 991 case CMD_NAMESPACE: 992 993 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 994 break; 995 996 case CMD_NOTIFY: 997 998 Temp = ACPI_STRTOUL (AcpiGbl_DbArgs[2], NULL, 0); 999 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp); 1000 break; 1001 1002 case CMD_OBJECTS: 1003 1004 AcpiUtStrupr (AcpiGbl_DbArgs[1]); 1005 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1006 break; 1007 1008 case CMD_OPEN: 1009 1010 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 1011 break; 1012 1013 case CMD_OSI: 1014 1015 AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1016 break; 1017 1018 case CMD_OWNER: 1019 1020 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1021 break; 1022 1023 case CMD_PATHS: 1024 1025 AcpiDbDumpNamespacePaths (); 1026 break; 1027 1028 case CMD_PREDEFINED: 1029 1030 AcpiDbCheckPredefinedNames (); 1031 break; 1032 1033 case CMD_PREFIX: 1034 1035 AcpiDbSetScope (AcpiGbl_DbArgs[1]); 1036 break; 1037 1038 case CMD_REFERENCES: 1039 1040 AcpiDbFindReferences (AcpiGbl_DbArgs[1]); 1041 break; 1042 1043 case CMD_RESOURCES: 1044 1045 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]); 1046 break; 1047 1048 case CMD_RESULTS: 1049 1050 AcpiDbDisplayResults (); 1051 break; 1052 1053 case CMD_SCI: 1054 1055 AcpiDbGenerateSci (); 1056 break; 1057 1058 case CMD_SET: 1059 1060 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1061 AcpiGbl_DbArgs[3]); 1062 break; 1063 1064 case CMD_SLEEP: 1065 1066 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]); 1067 break; 1068 1069 case CMD_STATS: 1070 1071 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]); 1072 break; 1073 1074 case CMD_STOP: 1075 1076 return (AE_NOT_IMPLEMENTED); 1077 1078 case CMD_TABLES: 1079 1080 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]); 1081 break; 1082 1083 case CMD_TEMPLATE: 1084 1085 AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]); 1086 break; 1087 1088 case CMD_TERMINATE: 1089 1090 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1091 AcpiUtSubsystemShutdown (); 1092 1093 /* 1094 * TBD: [Restructure] Need some way to re-initialize without 1095 * re-creating the semaphores! 1096 */ 1097 1098 /* AcpiInitialize (NULL); */ 1099 break; 1100 1101 case CMD_THREADS: 1102 1103 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1104 AcpiGbl_DbArgs[3]); 1105 break; 1106 1107 case CMD_TRACE: 1108 1109 (void) AcpiDebugTrace (AcpiGbl_DbArgs[1],0,0,1); 1110 break; 1111 1112 case CMD_TREE: 1113 1114 AcpiDbDisplayCallingTree (); 1115 break; 1116 1117 case CMD_TYPE: 1118 1119 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]); 1120 break; 1121 1122 case CMD_UNLOAD: 1123 1124 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]); 1125 break; 1126 1127 case CMD_EXIT: 1128 case CMD_QUIT: 1129 1130 if (Op) 1131 { 1132 AcpiOsPrintf ("Method execution terminated\n"); 1133 return (AE_CTRL_TERMINATE); 1134 } 1135 1136 if (!AcpiGbl_DbOutputToFile) 1137 { 1138 AcpiDbgLevel = ACPI_DEBUG_DEFAULT; 1139 } 1140 1141 AcpiDbCloseDebugFile (); 1142 AcpiGbl_DbTerminateThreads = TRUE; 1143 return (AE_CTRL_TERMINATE); 1144 1145 case CMD_NOT_FOUND: 1146 default: 1147 1148 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]); 1149 return (AE_CTRL_TRUE); 1150 } 1151 1152 if (ACPI_SUCCESS (Status)) 1153 { 1154 Status = AE_CTRL_TRUE; 1155 } 1156 1157 return (Status); 1158 } 1159 1160 1161 /******************************************************************************* 1162 * 1163 * FUNCTION: AcpiDbExecuteThread 1164 * 1165 * PARAMETERS: Context - Not used 1166 * 1167 * RETURN: None 1168 * 1169 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1170 * simply dispatches it. 1171 * 1172 ******************************************************************************/ 1173 1174 void ACPI_SYSTEM_XFACE 1175 AcpiDbExecuteThread ( 1176 void *Context) 1177 { 1178 ACPI_STATUS Status = AE_OK; 1179 ACPI_STATUS MStatus; 1180 1181 1182 while (Status != AE_CTRL_TERMINATE) 1183 { 1184 AcpiGbl_MethodExecuting = FALSE; 1185 AcpiGbl_StepToNextCall = FALSE; 1186 1187 MStatus = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_READY); 1188 if (ACPI_FAILURE (MStatus)) 1189 { 1190 return; 1191 } 1192 1193 Status = AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1194 1195 MStatus = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_COMPLETE); 1196 if (ACPI_FAILURE (MStatus)) 1197 { 1198 return; 1199 } 1200 } 1201 } 1202 1203 1204 /******************************************************************************* 1205 * 1206 * FUNCTION: AcpiDbSingleThread 1207 * 1208 * PARAMETERS: None 1209 * 1210 * RETURN: None 1211 * 1212 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1213 * simply dispatches it. 1214 * 1215 ******************************************************************************/ 1216 1217 static void 1218 AcpiDbSingleThread ( 1219 void) 1220 { 1221 1222 AcpiGbl_MethodExecuting = FALSE; 1223 AcpiGbl_StepToNextCall = FALSE; 1224 1225 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1226 } 1227 1228 1229 /******************************************************************************* 1230 * 1231 * FUNCTION: AcpiDbUserCommands 1232 * 1233 * PARAMETERS: Prompt - User prompt (depends on mode) 1234 * Op - Current executing parse op 1235 * 1236 * RETURN: None 1237 * 1238 * DESCRIPTION: Command line execution for the AML debugger. Commands are 1239 * matched and dispatched here. 1240 * 1241 ******************************************************************************/ 1242 1243 ACPI_STATUS 1244 AcpiDbUserCommands ( 1245 char Prompt, 1246 ACPI_PARSE_OBJECT *Op) 1247 { 1248 ACPI_STATUS Status = AE_OK; 1249 1250 1251 AcpiOsPrintf ("\n"); 1252 1253 /* TBD: [Restructure] Need a separate command line buffer for step mode */ 1254 1255 while (!AcpiGbl_DbTerminateThreads) 1256 { 1257 /* Force output to console until a command is entered */ 1258 1259 AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT); 1260 1261 /* Different prompt if method is executing */ 1262 1263 if (!AcpiGbl_MethodExecuting) 1264 { 1265 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_COMMAND_PROMPT); 1266 } 1267 else 1268 { 1269 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_EXECUTE_PROMPT); 1270 } 1271 1272 /* Get the user input line */ 1273 1274 Status = AcpiOsGetLine (AcpiGbl_DbLineBuf, 1275 ACPI_DB_LINE_BUFFER_SIZE, NULL); 1276 if (ACPI_FAILURE (Status)) 1277 { 1278 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); 1279 return (Status); 1280 } 1281 1282 /* Check for single or multithreaded debug */ 1283 1284 if (AcpiGbl_DebuggerConfiguration & DEBUGGER_MULTI_THREADED) 1285 { 1286 /* 1287 * Signal the debug thread that we have a command to execute, 1288 * and wait for the command to complete. 1289 */ 1290 Status = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_READY); 1291 if (ACPI_FAILURE (Status)) 1292 { 1293 return (Status); 1294 } 1295 1296 Status = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_COMPLETE); 1297 if (ACPI_FAILURE (Status)) 1298 { 1299 return (Status); 1300 } 1301 } 1302 else 1303 { 1304 /* Just call to the command line interpreter */ 1305 1306 AcpiDbSingleThread (); 1307 } 1308 } 1309 1310 /* 1311 * Only this thread (the original thread) should actually terminate the 1312 * subsystem, because all the semaphores are deleted during termination 1313 */ 1314 Status = AcpiTerminate (); 1315 return (Status); 1316 } 1317 1318 #endif /* ACPI_DEBUGGER */ 1319