dbinput.c revision 1.15.2.1
1 /******************************************************************************* 2 * 3 * Module Name: dbinput - user front-end to the AML debugger 4 * 5 ******************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2019, Intel Corp. 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions, and the following disclaimer, 16 * without modification. 17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 18 * substantially similar to the "NO WARRANTY" disclaimer below 19 * ("Disclaimer") and any redistribution must be conditioned upon 20 * including a substantially similar Disclaimer requirement for further 21 * binary redistribution. 22 * 3. Neither the names of the above-listed copyright holders nor the names 23 * of any contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * Alternatively, this software may be distributed under the terms of the 27 * GNU General Public License ("GPL") version 2 as published by the Free 28 * Software Foundation. 29 * 30 * NO WARRANTY 31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 41 * POSSIBILITY OF SUCH DAMAGES. 42 */ 43 44 #include "acpi.h" 45 #include "accommon.h" 46 #include "acdebug.h" 47 48 #ifdef ACPI_APPLICATION 49 #include "acapps.h" 50 #endif 51 52 #define _COMPONENT ACPI_CA_DEBUGGER 53 ACPI_MODULE_NAME ("dbinput") 54 55 56 /* Local prototypes */ 57 58 static UINT32 59 AcpiDbGetLine ( 60 char *InputBuffer); 61 62 static UINT32 63 AcpiDbMatchCommand ( 64 char *UserCommand); 65 66 static void 67 AcpiDbDisplayCommandInfo ( 68 const char *Command, 69 BOOLEAN DisplayAll); 70 71 static void 72 AcpiDbDisplayHelp ( 73 char *Command); 74 75 static BOOLEAN 76 AcpiDbMatchCommandHelp ( 77 const char *Command, 78 const ACPI_DB_COMMAND_HELP *Help); 79 80 81 /* 82 * Top-level debugger commands. 83 * 84 * This list of commands must match the string table below it 85 */ 86 enum AcpiExDebuggerCommands 87 { 88 CMD_NOT_FOUND = 0, 89 CMD_NULL, 90 CMD_ALLOCATIONS, 91 CMD_ARGS, 92 CMD_ARGUMENTS, 93 CMD_BREAKPOINT, 94 CMD_BUSINFO, 95 CMD_CALL, 96 CMD_DEBUG, 97 CMD_DISASSEMBLE, 98 CMD_DISASM, 99 CMD_DUMP, 100 CMD_EVALUATE, 101 CMD_EXECUTE, 102 CMD_EXIT, 103 CMD_FIND, 104 CMD_GO, 105 CMD_HANDLERS, 106 CMD_HELP, 107 CMD_HELP2, 108 CMD_HISTORY, 109 CMD_HISTORY_EXE, 110 CMD_HISTORY_LAST, 111 CMD_INFORMATION, 112 CMD_INTEGRITY, 113 CMD_INTO, 114 CMD_LEVEL, 115 CMD_LIST, 116 CMD_LOCALS, 117 CMD_LOCKS, 118 CMD_METHODS, 119 CMD_NAMESPACE, 120 CMD_NOTIFY, 121 CMD_OBJECTS, 122 CMD_OSI, 123 CMD_OWNER, 124 CMD_PATHS, 125 CMD_PREDEFINED, 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_BACKGROUND, 154 CMD_THREADS, 155 156 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 {"PREDEFINED", 0}, 205 {"PREFIX", 0}, 206 {"QUIT", 0}, 207 {"REFERENCES", 1}, 208 {"RESOURCES", 0}, 209 {"RESULTS", 0}, 210 {"SET", 3}, 211 {"STATS", 1}, 212 {"STOP", 0}, 213 {"TABLES", 0}, 214 {"TEMPLATE", 1}, 215 {"TRACE", 1}, 216 {"TREE", 0}, 217 {"TYPE", 1}, 218 #ifdef ACPI_APPLICATION 219 {"ENABLEACPI", 0}, 220 {"EVENT", 1}, 221 {"GPE", 1}, 222 {"GPES", 0}, 223 {"SCI", 0}, 224 {"SLEEP", 0}, 225 226 {"CLOSE", 0}, 227 {"LOAD", 1}, 228 {"OPEN", 1}, 229 {"UNLOAD", 1}, 230 231 {"TERMINATE", 0}, 232 {"BACKGROUND", 1}, 233 {"THREADS", 3}, 234 235 {"TEST", 1}, 236 #endif 237 {NULL, 0} 238 }; 239 240 /* 241 * Help for all debugger commands. First argument is the number of lines 242 * of help to output for the command. 243 * 244 * Note: Some commands are not supported by the kernel-level version of 245 * the debugger. 246 */ 247 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] = 248 { 249 {0, "\nNamespace Access:", "\n"}, 250 {1, " Businfo", "Display system bus info\n"}, 251 {1, " Disassemble <Method>", "Disassemble a control method\n"}, 252 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"}, 253 {1, " Integrity", "Validate namespace integrity\n"}, 254 {1, " Methods", "Display list of loaded control methods\n"}, 255 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, 256 {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, 257 {1, " Objects [ObjectType]", "Display summary of all objects or just given type\n"}, 258 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"}, 259 {1, " Paths", "Display full pathnames of namespace objects\n"}, 260 {1, " Predefined", "Check all predefined names\n"}, 261 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"}, 262 {1, " References <Addr>", "Find all references to object at addr\n"}, 263 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"}, 264 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"}, 265 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"}, 266 {1, " Type <Object>", "Display object type\n"}, 267 268 {0, "\nControl Method Execution:", "\n"}, 269 {1, " Evaluate <Namepath> [Arguments]", "Evaluate object or control method\n"}, 270 {1, " Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"}, 271 #ifdef ACPI_APPLICATION 272 {1, " Background <Namepath> [Arguments]", "Evaluate object/method in a separate thread\n"}, 273 {1, " Thread <Threads><Loops><NamePath>", "Spawn threads to execute method(s)\n"}, 274 #endif 275 {1, " Debug <Namepath> [Arguments]", "Single-Step a control method\n"}, 276 {7, " [Arguments] formats:", "Control method argument formats\n"}, 277 {1, " Hex Integer", "Integer\n"}, 278 {1, " \"Ascii String\"", "String\n"}, 279 {1, " (Hex Byte List)", "Buffer\n"}, 280 {1, " (01 42 7A BF)", "Buffer example (4 bytes)\n"}, 281 {1, " [Package Element List]", "Package\n"}, 282 {1, " [0x01 0x1234 \"string\"]", "Package example (3 elements)\n"}, 283 284 {0, "\nMiscellaneous:", "\n"}, 285 {1, " Allocations", "Display list of current memory allocations\n"}, 286 {2, " Dump <Address>|<Namepath>", "\n"}, 287 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"}, 288 {1, " Handlers", "Info about global handlers\n"}, 289 {1, " Help [Command]", "This help screen or individual command\n"}, 290 {1, " History", "Display command history buffer\n"}, 291 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"}, 292 {1, " Locks", "Current status of internal mutexes\n"}, 293 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"}, 294 {1, " Quit or Exit", "Exit this command\n"}, 295 {8, " Stats <SubCommand>", "Display namespace and memory statistics\n"}, 296 {1, " Allocations", "Display list of current memory allocations\n"}, 297 {1, " Memory", "Dump internal memory lists\n"}, 298 {1, " Misc", "Namespace search and mutex stats\n"}, 299 {1, " Objects", "Summary of namespace objects\n"}, 300 {1, " Sizes", "Sizes for each of the internal objects\n"}, 301 {1, " Stack", "Display CPU stack usage\n"}, 302 {1, " Tables", "Info about current ACPI table(s)\n"}, 303 {1, " Tables", "Display info about loaded ACPI tables\n"}, 304 #ifdef ACPI_APPLICATION 305 {1, " Terminate", "Delete namespace and all internal objects\n"}, 306 #endif 307 {1, " ! <CommandNumber>", "Execute command from history buffer\n"}, 308 {1, " !!", "Execute last command again\n"}, 309 310 {0, "\nMethod and Namespace Debugging:", "\n"}, 311 {5, " Trace <State> [<Namepath>] [Once]", "Trace control method execution\n"}, 312 {1, " Enable", "Enable all messages\n"}, 313 {1, " Disable", "Disable tracing\n"}, 314 {1, " Method", "Enable method execution messages\n"}, 315 {1, " Opcode", "Enable opcode execution messages\n"}, 316 {3, " Test <TestName>", "Invoke a debug test\n"}, 317 {1, " Objects", "Read/write/compare all namespace data objects\n"}, 318 {1, " Predefined", "Validate all ACPI predefined names (_STA, etc.)\n"}, 319 {1, " Execute predefined", "Execute all predefined (public) methods\n"}, 320 321 {0, "\nControl Method Single-Step Execution:","\n"}, 322 {1, " Arguments (or Args)", "Display method arguments\n"}, 323 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"}, 324 {1, " Call", "Run to next control method invocation\n"}, 325 {1, " Go", "Allow method to run to completion\n"}, 326 {1, " Information", "Display info about the current method\n"}, 327 {1, " Into", "Step into (not over) a method call\n"}, 328 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"}, 329 {1, " Locals", "Display method local variables\n"}, 330 {1, " Results", "Display method result stack\n"}, 331 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"}, 332 {1, " Stop", "Terminate control method\n"}, 333 {1, " Tree", "Display control method calling tree\n"}, 334 {1, " <Enter>", "Single step next AML opcode (over calls)\n"}, 335 336 #ifdef ACPI_APPLICATION 337 {0, "\nFile Operations:", "\n"}, 338 {1, " Close", "Close debug output file\n"}, 339 {1, " Load <Input Filename>", "Load ACPI table from a file\n"}, 340 {1, " Open <Output Filename>", "Open a file for debug output\n"}, 341 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"}, 342 343 {0, "\nHardware Simulation:", "\n"}, 344 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"}, 345 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"}, 346 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"}, 347 {1, " Gpes", "Display info on all GPE devices\n"}, 348 {1, " Sci", "Generate an SCI\n"}, 349 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"}, 350 #endif 351 {0, NULL, NULL} 352 }; 353 354 355 /******************************************************************************* 356 * 357 * FUNCTION: AcpiDbMatchCommandHelp 358 * 359 * PARAMETERS: Command - Command string to match 360 * Help - Help table entry to attempt match 361 * 362 * RETURN: TRUE if command matched, FALSE otherwise 363 * 364 * DESCRIPTION: Attempt to match a command in the help table in order to 365 * print help information for a single command. 366 * 367 ******************************************************************************/ 368 369 static BOOLEAN 370 AcpiDbMatchCommandHelp ( 371 const char *Command, 372 const ACPI_DB_COMMAND_HELP *Help) 373 { 374 const char *Invocation = Help->Invocation; 375 UINT32 LineCount; 376 377 378 /* Valid commands in the help table begin with a couple of spaces */ 379 380 if (*Invocation != ' ') 381 { 382 return (FALSE); 383 } 384 385 while (*Invocation == ' ') 386 { 387 Invocation++; 388 } 389 390 /* Match command name (full command or substring) */ 391 392 while ((*Command) && (*Invocation) && (*Invocation != ' ')) 393 { 394 if (tolower ((int) *Command) != tolower ((int) *Invocation)) 395 { 396 return (FALSE); 397 } 398 399 Invocation++; 400 Command++; 401 } 402 403 /* Print the appropriate number of help lines */ 404 405 LineCount = Help->LineCount; 406 while (LineCount) 407 { 408 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description); 409 Help++; 410 LineCount--; 411 } 412 413 return (TRUE); 414 } 415 416 417 /******************************************************************************* 418 * 419 * FUNCTION: AcpiDbDisplayCommandInfo 420 * 421 * PARAMETERS: Command - Command string to match 422 * DisplayAll - Display all matching commands, or just 423 * the first one (substring match) 424 * 425 * RETURN: None 426 * 427 * DESCRIPTION: Display help information for a Debugger command. 428 * 429 ******************************************************************************/ 430 431 static void 432 AcpiDbDisplayCommandInfo ( 433 const char *Command, 434 BOOLEAN DisplayAll) 435 { 436 const ACPI_DB_COMMAND_HELP *Next; 437 BOOLEAN Matched; 438 439 440 Next = AcpiGbl_DbCommandHelp; 441 while (Next->Invocation) 442 { 443 Matched = AcpiDbMatchCommandHelp (Command, Next); 444 if (!DisplayAll && Matched) 445 { 446 return; 447 } 448 449 Next++; 450 } 451 } 452 453 454 /******************************************************************************* 455 * 456 * FUNCTION: AcpiDbDisplayHelp 457 * 458 * PARAMETERS: Command - Optional command string to display help. 459 * if not specified, all debugger command 460 * help strings are displayed 461 * 462 * RETURN: None 463 * 464 * DESCRIPTION: Display help for a single debugger command, or all of them. 465 * 466 ******************************************************************************/ 467 468 static void 469 AcpiDbDisplayHelp ( 470 char *Command) 471 { 472 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp; 473 474 475 if (!Command) 476 { 477 /* No argument to help, display help for all commands */ 478 479 AcpiOsPrintf ("\nSummary of AML Debugger Commands\n\n"); 480 481 while (Next->Invocation) 482 { 483 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description); 484 Next++; 485 } 486 AcpiOsPrintf ("\n"); 487 488 } 489 else 490 { 491 /* Display help for all commands that match the subtring */ 492 493 AcpiDbDisplayCommandInfo (Command, TRUE); 494 } 495 } 496 497 498 /******************************************************************************* 499 * 500 * FUNCTION: AcpiDbGetNextToken 501 * 502 * PARAMETERS: String - Command buffer 503 * Next - Return value, end of next token 504 * 505 * RETURN: Pointer to the start of the next token. 506 * 507 * DESCRIPTION: Command line parsing. Get the next token on the command line 508 * 509 ******************************************************************************/ 510 511 char * 512 AcpiDbGetNextToken ( 513 char *String, 514 char **Next, 515 ACPI_OBJECT_TYPE *ReturnType) 516 { 517 char *Start; 518 UINT32 Depth; 519 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; 520 521 522 /* At end of buffer? */ 523 524 if (!String || !(*String)) 525 { 526 return (NULL); 527 } 528 529 /* Remove any spaces at the beginning */ 530 531 if (*String == ' ') 532 { 533 while (*String && (*String == ' ')) 534 { 535 String++; 536 } 537 538 if (!(*String)) 539 { 540 return (NULL); 541 } 542 } 543 544 switch (*String) 545 { 546 case '"': 547 548 /* This is a quoted string, scan until closing quote */ 549 550 String++; 551 Start = String; 552 Type = ACPI_TYPE_STRING; 553 554 /* Find end of string */ 555 556 while (*String && (*String != '"')) 557 { 558 String++; 559 } 560 break; 561 562 case '(': 563 564 /* This is the start of a buffer, scan until closing paren */ 565 566 String++; 567 Start = String; 568 Type = ACPI_TYPE_BUFFER; 569 570 /* Find end of buffer */ 571 572 while (*String && (*String != ')')) 573 { 574 String++; 575 } 576 break; 577 578 case '[': 579 580 /* This is the start of a package, scan until closing bracket */ 581 582 String++; 583 Depth = 1; 584 Start = String; 585 Type = ACPI_TYPE_PACKAGE; 586 587 /* Find end of package (closing bracket) */ 588 589 while (*String) 590 { 591 /* Handle String package elements */ 592 593 if (*String == '"') 594 { 595 /* Find end of string */ 596 597 String++; 598 while (*String && (*String != '"')) 599 { 600 String++; 601 } 602 if (!(*String)) 603 { 604 break; 605 } 606 } 607 else if (*String == '[') 608 { 609 Depth++; /* A nested package declaration */ 610 } 611 else if (*String == ']') 612 { 613 Depth--; 614 if (Depth == 0) /* Found final package closing bracket */ 615 { 616 break; 617 } 618 } 619 620 String++; 621 } 622 break; 623 624 default: 625 626 Start = String; 627 628 /* Find end of token */ 629 630 while (*String && (*String != ' ')) 631 { 632 String++; 633 } 634 break; 635 } 636 637 if (!(*String)) 638 { 639 *Next = NULL; 640 } 641 else 642 { 643 *String = 0; 644 *Next = String + 1; 645 } 646 647 *ReturnType = Type; 648 return (Start); 649 } 650 651 652 /******************************************************************************* 653 * 654 * FUNCTION: AcpiDbGetLine 655 * 656 * PARAMETERS: InputBuffer - Command line buffer 657 * 658 * RETURN: Count of arguments to the command 659 * 660 * DESCRIPTION: Get the next command line from the user. Gets entire line 661 * up to the next newline 662 * 663 ******************************************************************************/ 664 665 static UINT32 666 AcpiDbGetLine ( 667 char *InputBuffer) 668 { 669 UINT32 i; 670 UINT32 Count; 671 char *Next; 672 char *This; 673 674 675 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf), 676 InputBuffer)) 677 { 678 AcpiOsPrintf ( 679 "Buffer overflow while parsing input line (max %u characters)\n", 680 sizeof (AcpiGbl_DbParsedBuf)); 681 return (0); 682 } 683 684 This = AcpiGbl_DbParsedBuf; 685 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) 686 { 687 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, 688 &AcpiGbl_DbArgTypes[i]); 689 if (!AcpiGbl_DbArgs[i]) 690 { 691 break; 692 } 693 694 This = Next; 695 } 696 697 /* Uppercase the actual command */ 698 699 AcpiUtStrupr (AcpiGbl_DbArgs[0]); 700 701 Count = i; 702 if (Count) 703 { 704 Count--; /* Number of args only */ 705 } 706 707 return (Count); 708 } 709 710 711 /******************************************************************************* 712 * 713 * FUNCTION: AcpiDbMatchCommand 714 * 715 * PARAMETERS: UserCommand - User command line 716 * 717 * RETURN: Index into command array, -1 if not found 718 * 719 * DESCRIPTION: Search command array for a command match 720 * 721 ******************************************************************************/ 722 723 static UINT32 724 AcpiDbMatchCommand ( 725 char *UserCommand) 726 { 727 UINT32 i; 728 729 730 if (!UserCommand || UserCommand[0] == 0) 731 { 732 return (CMD_NULL); 733 } 734 735 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++) 736 { 737 if (strstr ( 738 ACPI_CAST_PTR (char, AcpiGbl_DbCommands[i].Name), UserCommand) == 739 AcpiGbl_DbCommands[i].Name) 740 { 741 return (i); 742 } 743 } 744 745 /* Command not recognized */ 746 747 return (CMD_NOT_FOUND); 748 } 749 750 751 /******************************************************************************* 752 * 753 * FUNCTION: AcpiDbCommandDispatch 754 * 755 * PARAMETERS: InputBuffer - Command line buffer 756 * WalkState - Current walk 757 * Op - Current (executing) parse op 758 * 759 * RETURN: Status 760 * 761 * DESCRIPTION: Command dispatcher. 762 * 763 ******************************************************************************/ 764 765 ACPI_STATUS 766 AcpiDbCommandDispatch ( 767 char *InputBuffer, 768 ACPI_WALK_STATE *WalkState, 769 ACPI_PARSE_OBJECT *Op) 770 { 771 UINT32 Temp; 772 UINT32 CommandIndex; 773 UINT32 ParamCount; 774 char *CommandLine; 775 ACPI_STATUS Status = AE_CTRL_TRUE; 776 777 778 /* If AcpiTerminate has been called, terminate this thread */ 779 780 if (AcpiGbl_DbTerminateLoop) 781 { 782 return (AE_CTRL_TERMINATE); 783 } 784 785 /* Find command and add to the history buffer */ 786 787 ParamCount = AcpiDbGetLine (InputBuffer); 788 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); 789 Temp = 0; 790 791 /* 792 * We don't want to add the !! command to the history buffer. It 793 * would cause an infinite loop because it would always be the 794 * previous command. 795 */ 796 if (CommandIndex != CMD_HISTORY_LAST) 797 { 798 AcpiDbAddToHistory (InputBuffer); 799 } 800 801 /* Verify that we have the minimum number of params */ 802 803 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs) 804 { 805 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n", 806 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, 807 AcpiGbl_DbCommands[CommandIndex].MinArgs); 808 809 AcpiDbDisplayCommandInfo ( 810 AcpiGbl_DbCommands[CommandIndex].Name, FALSE); 811 return (AE_CTRL_TRUE); 812 } 813 814 /* Decode and dispatch the command */ 815 816 switch (CommandIndex) 817 { 818 case CMD_NULL: 819 820 if (Op) 821 { 822 return (AE_OK); 823 } 824 break; 825 826 case CMD_ALLOCATIONS: 827 828 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 829 AcpiUtDumpAllocations ((UINT32) -1, NULL); 830 #endif 831 break; 832 833 case CMD_ARGS: 834 case CMD_ARGUMENTS: 835 836 AcpiDbDisplayArguments (); 837 break; 838 839 case CMD_BREAKPOINT: 840 841 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op); 842 break; 843 844 case CMD_BUSINFO: 845 846 AcpiDbGetBusInfo (); 847 break; 848 849 case CMD_CALL: 850 851 AcpiDbSetMethodCallBreakpoint (Op); 852 Status = AE_OK; 853 break; 854 855 case CMD_DEBUG: 856 857 AcpiDbExecute (AcpiGbl_DbArgs[1], 858 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); 859 break; 860 861 case CMD_DISASSEMBLE: 862 case CMD_DISASM: 863 864 #ifdef ACPI_DISASSEMBLER 865 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); 866 #else 867 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 868 #endif 869 break; 870 871 case CMD_DUMP: 872 873 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 874 break; 875 876 case CMD_EVALUATE: 877 case CMD_EXECUTE: 878 879 AcpiDbExecute (AcpiGbl_DbArgs[1], 880 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP); 881 break; 882 883 case CMD_FIND: 884 885 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]); 886 break; 887 888 case CMD_GO: 889 890 AcpiGbl_CmSingleStep = FALSE; 891 return (AE_OK); 892 893 case CMD_HANDLERS: 894 895 AcpiDbDisplayHandlers (); 896 break; 897 898 case CMD_HELP: 899 case CMD_HELP2: 900 901 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]); 902 break; 903 904 case CMD_HISTORY: 905 906 AcpiDbDisplayHistory (); 907 break; 908 909 case CMD_HISTORY_EXE: /* ! command */ 910 911 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); 912 if (!CommandLine) 913 { 914 return (AE_CTRL_TRUE); 915 } 916 917 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 918 return (Status); 919 920 case CMD_HISTORY_LAST: /* !! command */ 921 922 CommandLine = AcpiDbGetFromHistory (NULL); 923 if (!CommandLine) 924 { 925 return (AE_CTRL_TRUE); 926 } 927 928 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 929 return (Status); 930 931 case CMD_INFORMATION: 932 933 AcpiDbDisplayMethodInfo (Op); 934 break; 935 936 case CMD_INTEGRITY: 937 938 AcpiDbCheckIntegrity (); 939 break; 940 941 case CMD_INTO: 942 943 if (Op) 944 { 945 AcpiGbl_CmSingleStep = TRUE; 946 return (AE_OK); 947 } 948 break; 949 950 case CMD_LEVEL: 951 952 if (ParamCount == 0) 953 { 954 AcpiOsPrintf ( 955 "Current debug level for file output is: %8.8lX\n", 956 AcpiGbl_DbDebugLevel); 957 AcpiOsPrintf ( 958 "Current debug level for console output is: %8.8lX\n", 959 AcpiGbl_DbConsoleDebugLevel); 960 } 961 else if (ParamCount == 2) 962 { 963 Temp = AcpiGbl_DbConsoleDebugLevel; 964 AcpiGbl_DbConsoleDebugLevel = 965 strtoul (AcpiGbl_DbArgs[1], NULL, 16); 966 AcpiOsPrintf ( 967 "Debug Level for console output was %8.8lX, now %8.8lX\n", 968 Temp, AcpiGbl_DbConsoleDebugLevel); 969 } 970 else 971 { 972 Temp = AcpiGbl_DbDebugLevel; 973 AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16); 974 AcpiOsPrintf ( 975 "Debug Level for file output was %8.8lX, now %8.8lX\n", 976 Temp, AcpiGbl_DbDebugLevel); 977 } 978 break; 979 980 case CMD_LIST: 981 982 #ifdef ACPI_DISASSEMBLER 983 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op); 984 #else 985 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 986 #endif 987 break; 988 989 case CMD_LOCKS: 990 991 AcpiDbDisplayLocks (); 992 break; 993 994 case CMD_LOCALS: 995 996 AcpiDbDisplayLocals (); 997 break; 998 999 case CMD_METHODS: 1000 Status = AcpiDbDisplayObjects (__UNCONST("METHOD"), AcpiGbl_DbArgs[1]); 1001 break; 1002 1003 case CMD_NAMESPACE: 1004 1005 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1006 break; 1007 1008 case CMD_NOTIFY: 1009 1010 Temp = strtoul (AcpiGbl_DbArgs[2], NULL, 0); 1011 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp); 1012 break; 1013 1014 case CMD_OBJECTS: 1015 1016 AcpiUtStrupr (AcpiGbl_DbArgs[1]); 1017 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1018 break; 1019 1020 case CMD_OSI: 1021 1022 AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1023 break; 1024 1025 case CMD_OWNER: 1026 1027 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1028 break; 1029 1030 case CMD_PATHS: 1031 1032 AcpiDbDumpNamespacePaths (); 1033 break; 1034 1035 case CMD_PREFIX: 1036 1037 AcpiDbSetScope (AcpiGbl_DbArgs[1]); 1038 break; 1039 1040 case CMD_REFERENCES: 1041 1042 AcpiDbFindReferences (AcpiGbl_DbArgs[1]); 1043 break; 1044 1045 case CMD_RESOURCES: 1046 1047 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]); 1048 break; 1049 1050 case CMD_RESULTS: 1051 1052 AcpiDbDisplayResults (); 1053 break; 1054 1055 case CMD_SET: 1056 1057 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1058 AcpiGbl_DbArgs[3]); 1059 break; 1060 1061 case CMD_STATS: 1062 1063 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]); 1064 break; 1065 1066 case CMD_STOP: 1067 1068 return (AE_NOT_IMPLEMENTED); 1069 1070 case CMD_TABLES: 1071 1072 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]); 1073 break; 1074 1075 case CMD_TEMPLATE: 1076 1077 AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]); 1078 break; 1079 1080 case CMD_TRACE: 1081 1082 AcpiDbTrace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]); 1083 break; 1084 1085 case CMD_TREE: 1086 1087 AcpiDbDisplayCallingTree (); 1088 break; 1089 1090 case CMD_TYPE: 1091 1092 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]); 1093 break; 1094 1095 #ifdef ACPI_APPLICATION 1096 1097 /* Hardware simulation commands. */ 1098 1099 case CMD_ENABLEACPI: 1100 #if (!ACPI_REDUCED_HARDWARE) 1101 1102 Status = AcpiEnable(); 1103 if (ACPI_FAILURE(Status)) 1104 { 1105 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status); 1106 return (Status); 1107 } 1108 #endif /* !ACPI_REDUCED_HARDWARE */ 1109 break; 1110 1111 case CMD_EVENT: 1112 1113 AcpiOsPrintf ("Event command not implemented\n"); 1114 break; 1115 1116 case CMD_GPE: 1117 1118 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1119 break; 1120 1121 case CMD_GPES: 1122 1123 AcpiDbDisplayGpes (); 1124 break; 1125 1126 case CMD_SCI: 1127 1128 AcpiDbGenerateSci (); 1129 break; 1130 1131 case CMD_SLEEP: 1132 1133 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]); 1134 break; 1135 1136 /* File I/O commands. */ 1137 1138 case CMD_CLOSE: 1139 1140 AcpiDbCloseDebugFile (); 1141 break; 1142 1143 case CMD_LOAD: 1144 { 1145 ACPI_NEW_TABLE_DESC *ListHead = NULL; 1146 1147 Status = AcGetAllTablesFromFile (AcpiGbl_DbArgs[1], 1148 ACPI_GET_ALL_TABLES, &ListHead); 1149 if (ACPI_SUCCESS (Status)) 1150 { 1151 AcpiDbLoadTables (ListHead); 1152 } 1153 } 1154 break; 1155 1156 case CMD_OPEN: 1157 1158 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 1159 break; 1160 1161 /* User space commands. */ 1162 1163 case CMD_TERMINATE: 1164 1165 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1166 AcpiUtSubsystemShutdown (); 1167 1168 /* 1169 * TBD: [Restructure] Need some way to re-initialize without 1170 * re-creating the semaphores! 1171 */ 1172 1173 AcpiGbl_DbTerminateLoop = TRUE; 1174 /* AcpiInitialize (NULL); */ 1175 break; 1176 1177 case CMD_BACKGROUND: 1178 1179 AcpiDbCreateExecutionThread (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2], 1180 &AcpiGbl_DbArgTypes[2]); 1181 break; 1182 1183 case CMD_THREADS: 1184 1185 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1186 AcpiGbl_DbArgs[3]); 1187 break; 1188 1189 /* Debug test commands. */ 1190 1191 case CMD_PREDEFINED: 1192 1193 AcpiDbCheckPredefinedNames (); 1194 break; 1195 1196 case CMD_TEST: 1197 1198 AcpiDbExecuteTest (AcpiGbl_DbArgs[1]); 1199 break; 1200 1201 case CMD_UNLOAD: 1202 1203 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]); 1204 break; 1205 #endif 1206 1207 case CMD_EXIT: 1208 case CMD_QUIT: 1209 1210 if (Op) 1211 { 1212 AcpiOsPrintf ("Method execution terminated\n"); 1213 return (AE_CTRL_TERMINATE); 1214 } 1215 1216 if (!AcpiGbl_DbOutputToFile) 1217 { 1218 AcpiDbgLevel = ACPI_DEBUG_DEFAULT; 1219 } 1220 1221 #ifdef ACPI_APPLICATION 1222 AcpiDbCloseDebugFile (); 1223 #endif 1224 AcpiGbl_DbTerminateLoop = TRUE; 1225 return (AE_CTRL_TERMINATE); 1226 1227 case CMD_NOT_FOUND: 1228 default: 1229 1230 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]); 1231 return (AE_CTRL_TRUE); 1232 } 1233 1234 if (ACPI_SUCCESS (Status)) 1235 { 1236 Status = AE_CTRL_TRUE; 1237 } 1238 1239 return (Status); 1240 } 1241 1242 1243 /******************************************************************************* 1244 * 1245 * FUNCTION: AcpiDbExecuteThread 1246 * 1247 * PARAMETERS: Context - Not used 1248 * 1249 * RETURN: None 1250 * 1251 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1252 * simply dispatches it. 1253 * 1254 ******************************************************************************/ 1255 1256 void ACPI_SYSTEM_XFACE 1257 AcpiDbExecuteThread ( 1258 void *Context) 1259 { 1260 1261 (void) AcpiDbUserCommands (); 1262 AcpiGbl_DbThreadsTerminated = TRUE; 1263 } 1264 1265 1266 /******************************************************************************* 1267 * 1268 * FUNCTION: AcpiDbUserCommands 1269 * 1270 * PARAMETERS: None 1271 * 1272 * RETURN: None 1273 * 1274 * DESCRIPTION: Command line execution for the AML debugger. Commands are 1275 * matched and dispatched here. 1276 * 1277 ******************************************************************************/ 1278 1279 ACPI_STATUS 1280 AcpiDbUserCommands ( 1281 void) 1282 { 1283 ACPI_STATUS Status = AE_OK; 1284 1285 1286 AcpiOsPrintf ("\n"); 1287 1288 /* TBD: [Restructure] Need a separate command line buffer for step mode */ 1289 1290 while (!AcpiGbl_DbTerminateLoop) 1291 { 1292 /* Wait the readiness of the command */ 1293 1294 Status = AcpiOsWaitCommandReady (); 1295 if (ACPI_FAILURE (Status)) 1296 { 1297 break; 1298 } 1299 1300 /* Just call to the command line interpreter */ 1301 1302 AcpiGbl_MethodExecuting = FALSE; 1303 AcpiGbl_StepToNextCall = FALSE; 1304 1305 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1306 1307 /* Notify the completion of the command */ 1308 1309 Status = AcpiOsNotifyCommandComplete (); 1310 if (ACPI_FAILURE (Status)) 1311 { 1312 break; 1313 } 1314 } 1315 1316 if (ACPI_FAILURE (Status) && Status != AE_CTRL_TERMINATE) 1317 { 1318 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); 1319 } 1320 return (Status); 1321 } 1322
Indexes created Thu Oct 02 14:10:14 GMT 2025