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 <contrib/dev/acpica/include/acpi.h> 45 #include <contrib/dev/acpica/include/accommon.h> 46 #include <contrib/dev/acpica/include/acdebug.h> 47 48 49 #define _COMPONENT ACPI_CA_DEBUGGER 50 ACPI_MODULE_NAME ("dbinput") 51 52 53 /* Local prototypes */ 54 55 static UINT32 56 AcpiDbGetLine ( 57 char *InputBuffer); 58 59 static UINT32 60 AcpiDbMatchCommand ( 61 char *UserCommand); 62 63 static void 64 AcpiDbSingleThread ( 65 void); 66 67 static void 68 AcpiDbDisplayCommandInfo ( 69 char *Command, 70 BOOLEAN DisplayAll); 71 72 static void 73 AcpiDbDisplayHelp ( 74 char *Command); 75 76 static BOOLEAN 77 AcpiDbMatchCommandHelp ( 78 char *Command, 79 const ACPI_DB_COMMAND_HELP *Help); 80 81 82 /* 83 * Top-level debugger commands. 84 * 85 * This list of commands must match the string table below it 86 */ 87 enum AcpiExDebuggerCommands 88 { 89 CMD_NOT_FOUND = 0, 90 CMD_NULL, 91 CMD_ALLOCATIONS, 92 CMD_ARGS, 93 CMD_ARGUMENTS, 94 CMD_BREAKPOINT, 95 CMD_BUSINFO, 96 CMD_CALL, 97 CMD_DEBUG, 98 CMD_DISASSEMBLE, 99 CMD_DISASM, 100 CMD_DUMP, 101 CMD_EVALUATE, 102 CMD_EXECUTE, 103 CMD_EXIT, 104 CMD_FIND, 105 CMD_GO, 106 CMD_HANDLERS, 107 CMD_HELP, 108 CMD_HELP2, 109 CMD_HISTORY, 110 CMD_HISTORY_EXE, 111 CMD_HISTORY_LAST, 112 CMD_INFORMATION, 113 CMD_INTEGRITY, 114 CMD_INTO, 115 CMD_LEVEL, 116 CMD_LIST, 117 CMD_LOCALS, 118 CMD_LOCKS, 119 CMD_METHODS, 120 CMD_NAMESPACE, 121 CMD_NOTIFY, 122 CMD_OBJECTS, 123 CMD_OSI, 124 CMD_OWNER, 125 CMD_PATHS, 126 CMD_PREFIX, 127 CMD_QUIT, 128 CMD_REFERENCES, 129 CMD_RESOURCES, 130 CMD_RESULTS, 131 CMD_SET, 132 CMD_STATS, 133 CMD_STOP, 134 CMD_TABLES, 135 CMD_TEMPLATE, 136 CMD_TRACE, 137 CMD_TREE, 138 CMD_TYPE, 139 #ifdef ACPI_APPLICATION 140 CMD_ENABLEACPI, 141 CMD_EVENT, 142 CMD_GPE, 143 CMD_GPES, 144 CMD_SCI, 145 CMD_SLEEP, 146 147 CMD_CLOSE, 148 CMD_LOAD, 149 CMD_OPEN, 150 CMD_UNLOAD, 151 152 CMD_TERMINATE, 153 CMD_THREADS, 154 155 CMD_PREDEFINED, 156 CMD_TEST, 157 #endif 158 }; 159 160 #define CMD_FIRST_VALID 2 161 162 163 /* Second parameter is the required argument count */ 164 165 static const ACPI_DB_COMMAND_INFO AcpiGbl_DbCommands[] = 166 { 167 {"<NOT FOUND>", 0}, 168 {"<NULL>", 0}, 169 {"ALLOCATIONS", 0}, 170 {"ARGS", 0}, 171 {"ARGUMENTS", 0}, 172 {"BREAKPOINT", 1}, 173 {"BUSINFO", 0}, 174 {"CALL", 0}, 175 {"DEBUG", 1}, 176 {"DISASSEMBLE", 1}, 177 {"DISASM", 1}, 178 {"DUMP", 1}, 179 {"EVALUATE", 1}, 180 {"EXECUTE", 1}, 181 {"EXIT", 0}, 182 {"FIND", 1}, 183 {"GO", 0}, 184 {"HANDLERS", 0}, 185 {"HELP", 0}, 186 {"?", 0}, 187 {"HISTORY", 0}, 188 {"!", 1}, 189 {"!!", 0}, 190 {"INFORMATION", 0}, 191 {"INTEGRITY", 0}, 192 {"INTO", 0}, 193 {"LEVEL", 0}, 194 {"LIST", 0}, 195 {"LOCALS", 0}, 196 {"LOCKS", 0}, 197 {"METHODS", 0}, 198 {"NAMESPACE", 0}, 199 {"NOTIFY", 2}, 200 {"OBJECTS", 0}, 201 {"OSI", 0}, 202 {"OWNER", 1}, 203 {"PATHS", 0}, 204 {"PREFIX", 0}, 205 {"QUIT", 0}, 206 {"REFERENCES", 1}, 207 {"RESOURCES", 0}, 208 {"RESULTS", 0}, 209 {"SET", 3}, 210 {"STATS", 1}, 211 {"STOP", 0}, 212 {"TABLES", 0}, 213 {"TEMPLATE", 1}, 214 {"TRACE", 1}, 215 {"TREE", 0}, 216 {"TYPE", 1}, 217 #ifdef ACPI_APPLICATION 218 {"ENABLEACPI", 0}, 219 {"EVENT", 1}, 220 {"GPE", 1}, 221 {"GPES", 0}, 222 {"SCI", 0}, 223 {"SLEEP", 0}, 224 225 {"CLOSE", 0}, 226 {"LOAD", 1}, 227 {"OPEN", 1}, 228 {"UNLOAD", 1}, 229 230 {"TERMINATE", 0}, 231 {"THREADS", 3}, 232 233 {"PREDEFINED", 0}, 234 {"TEST", 1}, 235 #endif 236 {NULL, 0} 237 }; 238 239 /* 240 * Help for all debugger commands. First argument is the number of lines 241 * of help to output for the command. 242 */ 243 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] = 244 { 245 {0, "\nGeneral-Purpose Commands:", "\n"}, 246 {1, " Allocations", "Display list of current memory allocations\n"}, 247 {2, " Dump <Address>|<Namepath>", "\n"}, 248 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"}, 249 {1, " Handlers", "Info about global handlers\n"}, 250 {1, " Help [Command]", "This help screen or individual command\n"}, 251 {1, " History", "Display command history buffer\n"}, 252 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"}, 253 {1, " Locks", "Current status of internal mutexes\n"}, 254 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"}, 255 {1, " Quit or Exit", "Exit this command\n"}, 256 {8, " Stats <SubCommand>", "Display namespace and memory statistics\n"}, 257 {1, " Allocations", "Display list of current memory allocations\n"}, 258 {1, " Memory", "Dump internal memory lists\n"}, 259 {1, " Misc", "Namespace search and mutex stats\n"}, 260 {1, " Objects", "Summary of namespace objects\n"}, 261 {1, " Sizes", "Sizes for each of the internal objects\n"}, 262 {1, " Stack", "Display CPU stack usage\n"}, 263 {1, " Tables", "Info about current ACPI table(s)\n"}, 264 {1, " Tables", "Display info about loaded ACPI tables\n"}, 265 {1, " ! <CommandNumber>", "Execute command from history buffer\n"}, 266 {1, " !!", "Execute last command again\n"}, 267 268 {0, "\nNamespace Access Commands:", "\n"}, 269 {1, " Businfo", "Display system bus info\n"}, 270 {1, " Disassemble <Method>", "Disassemble a control method\n"}, 271 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"}, 272 {1, " Integrity", "Validate namespace integrity\n"}, 273 {1, " Methods", "Display list of loaded control methods\n"}, 274 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, 275 {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, 276 {1, " Objects [ObjectType]", "Display summary of all objects or just given type\n"}, 277 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"}, 278 {1, " Paths", "Display full pathnames of namespace objects\n"}, 279 {1, " Predefined", "Check all predefined names\n"}, 280 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"}, 281 {1, " References <Addr>", "Find all references to object at addr\n"}, 282 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"}, 283 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"}, 284 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"}, 285 {1, " Type <Object>", "Display object type\n"}, 286 287 {0, "\nControl Method Execution Commands:","\n"}, 288 {1, " Arguments (or Args)", "Display method arguments\n"}, 289 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"}, 290 {1, " Call", "Run to next control method invocation\n"}, 291 {1, " Debug <Namepath> [Arguments]", "Single Step a control method\n"}, 292 {6, " Evaluate", "Synonym for Execute\n"}, 293 {5, " Execute <Namepath> [Arguments]", "Execute control method\n"}, 294 {1, " Hex Integer", "Integer method argument\n"}, 295 {1, " \"Ascii String\"", "String method argument\n"}, 296 {1, " (Hex Byte List)", "Buffer method argument\n"}, 297 {1, " [Package Element List]", "Package method argument\n"}, 298 {1, " Go", "Allow method to run to completion\n"}, 299 {1, " Information", "Display info about the current method\n"}, 300 {1, " Into", "Step into (not over) a method call\n"}, 301 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"}, 302 {1, " Locals", "Display method local variables\n"}, 303 {1, " Results", "Display method result stack\n"}, 304 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"}, 305 {1, " Stop", "Terminate control method\n"}, 306 {5, " Trace <State> [<Namepath>] [Once]", "Trace control method execution\n"}, 307 {1, " Enable", "Enable all messages\n"}, 308 {1, " Disable", "Disable tracing\n"}, 309 {1, " Method", "Enable method execution messages\n"}, 310 {1, " Opcode", "Enable opcode execution messages\n"}, 311 {1, " Tree", "Display control method calling tree\n"}, 312 {1, " <Enter>", "Single step next AML opcode (over calls)\n"}, 313 314 #ifdef ACPI_APPLICATION 315 {0, "\nHardware Simulation Commands:", "\n"}, 316 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"}, 317 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"}, 318 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"}, 319 {1, " Gpes", "Display info on all GPE devices\n"}, 320 {1, " Sci", "Generate an SCI\n"}, 321 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"}, 322 323 {0, "\nFile I/O Commands:", "\n"}, 324 {1, " Close", "Close debug output file\n"}, 325 {1, " Load <Input Filename>", "Load ACPI table from a file\n"}, 326 {1, " Open <Output Filename>", "Open a file for debug output\n"}, 327 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"}, 328 329 {0, "\nUser Space Commands:", "\n"}, 330 {1, " Terminate", "Delete namespace and all internal objects\n"}, 331 {1, " Thread <Threads><Loops><NamePath>", "Spawn threads to execute method(s)\n"}, 332 333 {0, "\nDebug Test Commands:", "\n"}, 334 {3, " Test <TestName>", "Invoke a debug test\n"}, 335 {1, " Objects", "Read/write/compare all namespace data objects\n"}, 336 {1, " Predefined", "Execute all ACPI predefined names (_STA, etc.)\n"}, 337 #endif 338 {0, NULL, NULL} 339 }; 340 341 342 /******************************************************************************* 343 * 344 * FUNCTION: AcpiDbMatchCommandHelp 345 * 346 * PARAMETERS: Command - Command string to match 347 * Help - Help table entry to attempt match 348 * 349 * RETURN: TRUE if command matched, FALSE otherwise 350 * 351 * DESCRIPTION: Attempt to match a command in the help table in order to 352 * print help information for a single command. 353 * 354 ******************************************************************************/ 355 356 static BOOLEAN 357 AcpiDbMatchCommandHelp ( 358 char *Command, 359 const ACPI_DB_COMMAND_HELP *Help) 360 { 361 char *Invocation = Help->Invocation; 362 UINT32 LineCount; 363 364 365 /* Valid commands in the help table begin with a couple of spaces */ 366 367 if (*Invocation != ' ') 368 { 369 return (FALSE); 370 } 371 372 while (*Invocation == ' ') 373 { 374 Invocation++; 375 } 376 377 /* Match command name (full command or substring) */ 378 379 while ((*Command) && (*Invocation) && (*Invocation != ' ')) 380 { 381 if (tolower ((int) *Command) != tolower ((int) *Invocation)) 382 { 383 return (FALSE); 384 } 385 386 Invocation++; 387 Command++; 388 } 389 390 /* Print the appropriate number of help lines */ 391 392 LineCount = Help->LineCount; 393 while (LineCount) 394 { 395 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description); 396 Help++; 397 LineCount--; 398 } 399 400 return (TRUE); 401 } 402 403 404 /******************************************************************************* 405 * 406 * FUNCTION: AcpiDbDisplayCommandInfo 407 * 408 * PARAMETERS: Command - Command string to match 409 * DisplayAll - Display all matching commands, or just 410 * the first one (substring match) 411 * 412 * RETURN: None 413 * 414 * DESCRIPTION: Display help information for a Debugger command. 415 * 416 ******************************************************************************/ 417 418 static void 419 AcpiDbDisplayCommandInfo ( 420 char *Command, 421 BOOLEAN DisplayAll) 422 { 423 const ACPI_DB_COMMAND_HELP *Next; 424 BOOLEAN Matched; 425 426 427 Next = AcpiGbl_DbCommandHelp; 428 while (Next->Invocation) 429 { 430 Matched = AcpiDbMatchCommandHelp (Command, Next); 431 if (!DisplayAll && Matched) 432 { 433 return; 434 } 435 436 Next++; 437 } 438 } 439 440 441 /******************************************************************************* 442 * 443 * FUNCTION: AcpiDbDisplayHelp 444 * 445 * PARAMETERS: Command - Optional command string to display help. 446 * if not specified, all debugger command 447 * help strings are displayed 448 * 449 * RETURN: None 450 * 451 * DESCRIPTION: Display help for a single debugger command, or all of them. 452 * 453 ******************************************************************************/ 454 455 static void 456 AcpiDbDisplayHelp ( 457 char *Command) 458 { 459 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp; 460 461 462 if (!Command) 463 { 464 /* No argument to help, display help for all commands */ 465 466 while (Next->Invocation) 467 { 468 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description); 469 Next++; 470 } 471 } 472 else 473 { 474 /* Display help for all commands that match the subtring */ 475 476 AcpiDbDisplayCommandInfo (Command, TRUE); 477 } 478 } 479 480 481 /******************************************************************************* 482 * 483 * FUNCTION: AcpiDbGetNextToken 484 * 485 * PARAMETERS: String - Command buffer 486 * Next - Return value, end of next token 487 * 488 * RETURN: Pointer to the start of the next token. 489 * 490 * DESCRIPTION: Command line parsing. Get the next token on the command line 491 * 492 ******************************************************************************/ 493 494 char * 495 AcpiDbGetNextToken ( 496 char *String, 497 char **Next, 498 ACPI_OBJECT_TYPE *ReturnType) 499 { 500 char *Start; 501 UINT32 Depth; 502 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; 503 504 505 /* At end of buffer? */ 506 507 if (!String || !(*String)) 508 { 509 return (NULL); 510 } 511 512 /* Remove any spaces at the beginning */ 513 514 if (*String == ' ') 515 { 516 while (*String && (*String == ' ')) 517 { 518 String++; 519 } 520 521 if (!(*String)) 522 { 523 return (NULL); 524 } 525 } 526 527 switch (*String) 528 { 529 case '"': 530 531 /* This is a quoted string, scan until closing quote */ 532 533 String++; 534 Start = String; 535 Type = ACPI_TYPE_STRING; 536 537 /* Find end of string */ 538 539 while (*String && (*String != '"')) 540 { 541 String++; 542 } 543 break; 544 545 case '(': 546 547 /* This is the start of a buffer, scan until closing paren */ 548 549 String++; 550 Start = String; 551 Type = ACPI_TYPE_BUFFER; 552 553 /* Find end of buffer */ 554 555 while (*String && (*String != ')')) 556 { 557 String++; 558 } 559 break; 560 561 case '[': 562 563 /* This is the start of a package, scan until closing bracket */ 564 565 String++; 566 Depth = 1; 567 Start = String; 568 Type = ACPI_TYPE_PACKAGE; 569 570 /* Find end of package (closing bracket) */ 571 572 while (*String) 573 { 574 /* Handle String package elements */ 575 576 if (*String == '"') 577 { 578 /* Find end of string */ 579 580 String++; 581 while (*String && (*String != '"')) 582 { 583 String++; 584 } 585 if (!(*String)) 586 { 587 break; 588 } 589 } 590 else if (*String == '[') 591 { 592 Depth++; /* A nested package declaration */ 593 } 594 else if (*String == ']') 595 { 596 Depth--; 597 if (Depth == 0) /* Found final package closing bracket */ 598 { 599 break; 600 } 601 } 602 603 String++; 604 } 605 break; 606 607 default: 608 609 Start = String; 610 611 /* Find end of token */ 612 613 while (*String && (*String != ' ')) 614 { 615 String++; 616 } 617 break; 618 } 619 620 if (!(*String)) 621 { 622 *Next = NULL; 623 } 624 else 625 { 626 *String = 0; 627 *Next = String + 1; 628 } 629 630 *ReturnType = Type; 631 return (Start); 632 } 633 634 635 /******************************************************************************* 636 * 637 * FUNCTION: AcpiDbGetLine 638 * 639 * PARAMETERS: InputBuffer - Command line buffer 640 * 641 * RETURN: Count of arguments to the command 642 * 643 * DESCRIPTION: Get the next command line from the user. Gets entire line 644 * up to the next newline 645 * 646 ******************************************************************************/ 647 648 static UINT32 649 AcpiDbGetLine ( 650 char *InputBuffer) 651 { 652 UINT32 i; 653 UINT32 Count; 654 char *Next; 655 char *This; 656 657 658 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf), 659 InputBuffer)) 660 { 661 AcpiOsPrintf ( 662 "Buffer overflow while parsing input line (max %u characters)\n", 663 sizeof (AcpiGbl_DbParsedBuf)); 664 return (0); 665 } 666 667 This = AcpiGbl_DbParsedBuf; 668 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) 669 { 670 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, 671 &AcpiGbl_DbArgTypes[i]); 672 if (!AcpiGbl_DbArgs[i]) 673 { 674 break; 675 } 676 677 This = Next; 678 } 679 680 /* Uppercase the actual command */ 681 682 if (AcpiGbl_DbArgs[0]) 683 { 684 AcpiUtStrupr (AcpiGbl_DbArgs[0]); 685 } 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 (AcpiGbl_DbCommands[i].Name, UserCommand) == 724 AcpiGbl_DbCommands[i].Name) 725 { 726 return (i); 727 } 728 } 729 730 /* Command not recognized */ 731 732 return (CMD_NOT_FOUND); 733 } 734 735 736 /******************************************************************************* 737 * 738 * FUNCTION: AcpiDbCommandDispatch 739 * 740 * PARAMETERS: InputBuffer - Command line buffer 741 * WalkState - Current walk 742 * Op - Current (executing) parse op 743 * 744 * RETURN: Status 745 * 746 * DESCRIPTION: Command dispatcher. 747 * 748 ******************************************************************************/ 749 750 ACPI_STATUS 751 AcpiDbCommandDispatch ( 752 char *InputBuffer, 753 ACPI_WALK_STATE *WalkState, 754 ACPI_PARSE_OBJECT *Op) 755 { 756 UINT32 Temp; 757 UINT32 CommandIndex; 758 UINT32 ParamCount; 759 char *CommandLine; 760 ACPI_STATUS Status = AE_CTRL_TRUE; 761 762 763 /* If AcpiTerminate has been called, terminate this thread */ 764 765 if (AcpiGbl_DbTerminateThreads) 766 { 767 return (AE_CTRL_TERMINATE); 768 } 769 770 /* Find command and add to the history buffer */ 771 772 ParamCount = AcpiDbGetLine (InputBuffer); 773 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); 774 Temp = 0; 775 776 /* 777 * We don't want to add the !! command to the history buffer. It 778 * would cause an infinite loop because it would always be the 779 * previous command. 780 */ 781 if (CommandIndex != CMD_HISTORY_LAST) 782 { 783 AcpiDbAddToHistory (InputBuffer); 784 } 785 786 /* Verify that we have the minimum number of params */ 787 788 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs) 789 { 790 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n", 791 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, 792 AcpiGbl_DbCommands[CommandIndex].MinArgs); 793 794 AcpiDbDisplayCommandInfo ( 795 AcpiGbl_DbCommands[CommandIndex].Name, FALSE); 796 return (AE_CTRL_TRUE); 797 } 798 799 /* Decode and dispatch the command */ 800 801 switch (CommandIndex) 802 { 803 case CMD_NULL: 804 805 if (Op) 806 { 807 return (AE_OK); 808 } 809 break; 810 811 case CMD_ALLOCATIONS: 812 813 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 814 AcpiUtDumpAllocations ((UINT32) -1, NULL); 815 #endif 816 break; 817 818 case CMD_ARGS: 819 case CMD_ARGUMENTS: 820 821 AcpiDbDisplayArguments (); 822 break; 823 824 case CMD_BREAKPOINT: 825 826 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op); 827 break; 828 829 case CMD_BUSINFO: 830 831 AcpiDbGetBusInfo (); 832 break; 833 834 case CMD_CALL: 835 836 AcpiDbSetMethodCallBreakpoint (Op); 837 Status = AE_OK; 838 break; 839 840 case CMD_DEBUG: 841 842 AcpiDbExecute (AcpiGbl_DbArgs[1], 843 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); 844 break; 845 846 case CMD_DISASSEMBLE: 847 case CMD_DISASM: 848 849 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); 850 break; 851 852 case CMD_DUMP: 853 854 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 855 break; 856 857 case CMD_EVALUATE: 858 case CMD_EXECUTE: 859 860 AcpiDbExecute (AcpiGbl_DbArgs[1], 861 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP); 862 break; 863 864 case CMD_FIND: 865 866 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]); 867 break; 868 869 case CMD_GO: 870 871 AcpiGbl_CmSingleStep = FALSE; 872 return (AE_OK); 873 874 case CMD_HANDLERS: 875 876 AcpiDbDisplayHandlers (); 877 break; 878 879 case CMD_HELP: 880 case CMD_HELP2: 881 882 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]); 883 break; 884 885 case CMD_HISTORY: 886 887 AcpiDbDisplayHistory (); 888 break; 889 890 case CMD_HISTORY_EXE: /* ! command */ 891 892 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); 893 if (!CommandLine) 894 { 895 return (AE_CTRL_TRUE); 896 } 897 898 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 899 return (Status); 900 901 case CMD_HISTORY_LAST: /* !! command */ 902 903 CommandLine = AcpiDbGetFromHistory (NULL); 904 if (!CommandLine) 905 { 906 return (AE_CTRL_TRUE); 907 } 908 909 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 910 return (Status); 911 912 case CMD_INFORMATION: 913 914 AcpiDbDisplayMethodInfo (Op); 915 break; 916 917 case CMD_INTEGRITY: 918 919 AcpiDbCheckIntegrity (); 920 break; 921 922 case CMD_INTO: 923 924 if (Op) 925 { 926 AcpiGbl_CmSingleStep = TRUE; 927 return (AE_OK); 928 } 929 break; 930 931 case CMD_LEVEL: 932 933 if (ParamCount == 0) 934 { 935 AcpiOsPrintf ( 936 "Current debug level for file output is: %8.8lX\n", 937 AcpiGbl_DbDebugLevel); 938 AcpiOsPrintf ( 939 "Current debug level for console output is: %8.8lX\n", 940 AcpiGbl_DbConsoleDebugLevel); 941 } 942 else if (ParamCount == 2) 943 { 944 Temp = AcpiGbl_DbConsoleDebugLevel; 945 AcpiGbl_DbConsoleDebugLevel = strtoul (AcpiGbl_DbArgs[1], 946 NULL, 16); 947 AcpiOsPrintf ( 948 "Debug Level for console output was %8.8lX, now %8.8lX\n", 949 Temp, AcpiGbl_DbConsoleDebugLevel); 950 } 951 else 952 { 953 Temp = AcpiGbl_DbDebugLevel; 954 AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16); 955 AcpiOsPrintf ( 956 "Debug Level for file output was %8.8lX, now %8.8lX\n", 957 Temp, AcpiGbl_DbDebugLevel); 958 } 959 break; 960 961 case CMD_LIST: 962 963 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op); 964 break; 965 966 case CMD_LOCKS: 967 968 AcpiDbDisplayLocks (); 969 break; 970 971 case CMD_LOCALS: 972 973 AcpiDbDisplayLocals (); 974 break; 975 976 case CMD_METHODS: 977 978 Status = AcpiDbDisplayObjects ("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 Status = AcpiDbGetTableFromFile (AcpiGbl_DbArgs[1], NULL, FALSE); 1124 break; 1125 1126 case CMD_OPEN: 1127 1128 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 1129 break; 1130 1131 /* User space commands. */ 1132 1133 case CMD_TERMINATE: 1134 1135 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1136 AcpiUtSubsystemShutdown (); 1137 1138 /* 1139 * TBD: [Restructure] Need some way to re-initialize without 1140 * re-creating the semaphores! 1141 */ 1142 1143 /* AcpiInitialize (NULL); */ 1144 break; 1145 1146 case CMD_THREADS: 1147 1148 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1149 AcpiGbl_DbArgs[3]); 1150 break; 1151 1152 /* Debug test commands. */ 1153 1154 case CMD_PREDEFINED: 1155 1156 AcpiDbCheckPredefinedNames (); 1157 break; 1158 1159 case CMD_TEST: 1160 1161 AcpiDbExecuteTest (AcpiGbl_DbArgs[1]); 1162 break; 1163 1164 case CMD_UNLOAD: 1165 1166 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]); 1167 break; 1168 #endif 1169 1170 case CMD_EXIT: 1171 case CMD_QUIT: 1172 1173 if (Op) 1174 { 1175 AcpiOsPrintf ("Method execution terminated\n"); 1176 return (AE_CTRL_TERMINATE); 1177 } 1178 1179 if (!AcpiGbl_DbOutputToFile) 1180 { 1181 AcpiDbgLevel = ACPI_DEBUG_DEFAULT; 1182 } 1183 1184 #ifdef ACPI_APPLICATION 1185 AcpiDbCloseDebugFile (); 1186 #endif 1187 AcpiGbl_DbTerminateThreads = TRUE; 1188 return (AE_CTRL_TERMINATE); 1189 1190 case CMD_NOT_FOUND: 1191 default: 1192 1193 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]); 1194 return (AE_CTRL_TRUE); 1195 } 1196 1197 if (ACPI_SUCCESS (Status)) 1198 { 1199 Status = AE_CTRL_TRUE; 1200 } 1201 1202 return (Status); 1203 } 1204 1205 1206 /******************************************************************************* 1207 * 1208 * FUNCTION: AcpiDbExecuteThread 1209 * 1210 * PARAMETERS: Context - Not used 1211 * 1212 * RETURN: None 1213 * 1214 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1215 * simply dispatches it. 1216 * 1217 ******************************************************************************/ 1218 1219 void ACPI_SYSTEM_XFACE 1220 AcpiDbExecuteThread ( 1221 void *Context) 1222 { 1223 ACPI_STATUS Status = AE_OK; 1224 ACPI_STATUS MStatus; 1225 1226 1227 while (Status != AE_CTRL_TERMINATE) 1228 { 1229 AcpiGbl_MethodExecuting = FALSE; 1230 AcpiGbl_StepToNextCall = FALSE; 1231 1232 MStatus = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_READY); 1233 if (ACPI_FAILURE (MStatus)) 1234 { 1235 return; 1236 } 1237 1238 Status = AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1239 1240 MStatus = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_COMPLETE); 1241 if (ACPI_FAILURE (MStatus)) 1242 { 1243 return; 1244 } 1245 } 1246 } 1247 1248 1249 /******************************************************************************* 1250 * 1251 * FUNCTION: AcpiDbSingleThread 1252 * 1253 * PARAMETERS: None 1254 * 1255 * RETURN: None 1256 * 1257 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1258 * simply dispatches it. 1259 * 1260 ******************************************************************************/ 1261 1262 static void 1263 AcpiDbSingleThread ( 1264 void) 1265 { 1266 1267 AcpiGbl_MethodExecuting = FALSE; 1268 AcpiGbl_StepToNextCall = FALSE; 1269 1270 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1271 } 1272 1273 1274 /******************************************************************************* 1275 * 1276 * FUNCTION: AcpiDbUserCommands 1277 * 1278 * PARAMETERS: Prompt - User prompt (depends on mode) 1279 * Op - Current executing parse op 1280 * 1281 * RETURN: None 1282 * 1283 * DESCRIPTION: Command line execution for the AML debugger. Commands are 1284 * matched and dispatched here. 1285 * 1286 ******************************************************************************/ 1287 1288 ACPI_STATUS 1289 AcpiDbUserCommands ( 1290 char Prompt, 1291 ACPI_PARSE_OBJECT *Op) 1292 { 1293 ACPI_STATUS Status = AE_OK; 1294 1295 1296 AcpiOsPrintf ("\n"); 1297 1298 /* TBD: [Restructure] Need a separate command line buffer for step mode */ 1299 1300 while (!AcpiGbl_DbTerminateThreads) 1301 { 1302 /* Force output to console until a command is entered */ 1303 1304 AcpiDbSetOutputDestination (ACPI_DB_CONSOLE_OUTPUT); 1305 1306 /* Different prompt if method is executing */ 1307 1308 if (!AcpiGbl_MethodExecuting) 1309 { 1310 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_COMMAND_PROMPT); 1311 } 1312 else 1313 { 1314 AcpiOsPrintf ("%1c ", ACPI_DEBUGGER_EXECUTE_PROMPT); 1315 } 1316 1317 /* Get the user input line */ 1318 1319 Status = AcpiOsGetLine (AcpiGbl_DbLineBuf, 1320 ACPI_DB_LINE_BUFFER_SIZE, NULL); 1321 if (ACPI_FAILURE (Status)) 1322 { 1323 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); 1324 return (Status); 1325 } 1326 1327 /* Check for single or multithreaded debug */ 1328 1329 if (AcpiGbl_DebuggerConfiguration & DEBUGGER_MULTI_THREADED) 1330 { 1331 /* 1332 * Signal the debug thread that we have a command to execute, 1333 * and wait for the command to complete. 1334 */ 1335 Status = AcpiUtReleaseMutex (ACPI_MTX_DEBUG_CMD_READY); 1336 if (ACPI_FAILURE (Status)) 1337 { 1338 return (Status); 1339 } 1340 1341 Status = AcpiUtAcquireMutex (ACPI_MTX_DEBUG_CMD_COMPLETE); 1342 if (ACPI_FAILURE (Status)) 1343 { 1344 return (Status); 1345 } 1346 } 1347 else 1348 { 1349 /* Just call to the command line interpreter */ 1350 1351 AcpiDbSingleThread (); 1352 } 1353 } 1354 1355 /* Shut down the debugger */ 1356 1357 AcpiTerminateDebugger (); 1358 1359 /* 1360 * Only this thread (the original thread) should actually terminate the 1361 * subsystem, because all the semaphores are deleted during termination 1362 */ 1363 Status = AcpiTerminate (); 1364 return (Status); 1365 } 1366