1 /******************************************************************************* 2 * 3 * Module Name: dbinput - user front-end to the AML debugger 4 * 5 ******************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2023, 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 MERCHANTABILITY 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_ALL, 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_FIELDS, 105 CMD_FIND, 106 CMD_GO, 107 CMD_HANDLERS, 108 CMD_HELP, 109 CMD_HELP2, 110 CMD_HISTORY, 111 CMD_HISTORY_EXE, 112 CMD_HISTORY_LAST, 113 CMD_INFORMATION, 114 CMD_INTEGRITY, 115 CMD_INTO, 116 CMD_LEVEL, 117 CMD_LIST, 118 CMD_LOCALS, 119 CMD_LOCKS, 120 CMD_METHODS, 121 CMD_NAMESPACE, 122 CMD_NOTIFY, 123 CMD_OBJECTS, 124 CMD_OSI, 125 CMD_OWNER, 126 CMD_PATHS, 127 CMD_PREDEFINED, 128 CMD_PREFIX, 129 CMD_QUIT, 130 CMD_REFERENCES, 131 CMD_RESOURCES, 132 CMD_RESULTS, 133 CMD_SET, 134 CMD_STATS, 135 CMD_STOP, 136 CMD_TABLES, 137 CMD_TEMPLATE, 138 CMD_TRACE, 139 CMD_TREE, 140 CMD_TYPE, 141 #ifdef ACPI_APPLICATION 142 CMD_ENABLEACPI, 143 CMD_EVENT, 144 CMD_GPE, 145 CMD_GPES, 146 CMD_SCI, 147 CMD_SLEEP, 148 149 CMD_CLOSE, 150 CMD_LOAD, 151 CMD_OPEN, 152 CMD_UNLOAD, 153 154 CMD_TERMINATE, 155 CMD_BACKGROUND, 156 CMD_THREADS, 157 158 CMD_TEST, 159 CMD_INTERRUPT, 160 #endif 161 }; 162 163 #define CMD_FIRST_VALID 2 164 165 166 /* Second parameter is the required argument count */ 167 168 static const ACPI_DB_COMMAND_INFO AcpiGbl_DbCommands[] = 169 { 170 {"<NOT FOUND>", 0}, 171 {"<NULL>", 0}, 172 {"ALL", 1}, 173 {"ALLOCATIONS", 0}, 174 {"ARGS", 0}, 175 {"ARGUMENTS", 0}, 176 {"BREAKPOINT", 1}, 177 {"BUSINFO", 0}, 178 {"CALL", 0}, 179 {"DEBUG", 1}, 180 {"DISASSEMBLE", 1}, 181 {"DISASM", 1}, 182 {"DUMP", 1}, 183 {"EVALUATE", 1}, 184 {"EXECUTE", 1}, 185 {"EXIT", 0}, 186 {"FIELDS", 1}, 187 {"FIND", 1}, 188 {"GO", 0}, 189 {"HANDLERS", 0}, 190 {"HELP", 0}, 191 {"?", 0}, 192 {"HISTORY", 0}, 193 {"!", 1}, 194 {"!!", 0}, 195 {"INFORMATION", 0}, 196 {"INTEGRITY", 0}, 197 {"INTO", 0}, 198 {"LEVEL", 0}, 199 {"LIST", 0}, 200 {"LOCALS", 0}, 201 {"LOCKS", 0}, 202 {"METHODS", 0}, 203 {"NAMESPACE", 0}, 204 {"NOTIFY", 2}, 205 {"OBJECTS", 0}, 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 {"SET", 3}, 216 {"STATS", 1}, 217 {"STOP", 0}, 218 {"TABLES", 0}, 219 {"TEMPLATE", 1}, 220 {"TRACE", 1}, 221 {"TREE", 0}, 222 {"TYPE", 1}, 223 #ifdef ACPI_APPLICATION 224 {"ENABLEACPI", 0}, 225 {"EVENT", 1}, 226 {"GPE", 1}, 227 {"GPES", 0}, 228 {"SCI", 0}, 229 {"SLEEP", 0}, 230 231 {"CLOSE", 0}, 232 {"LOAD", 1}, 233 {"OPEN", 1}, 234 {"UNLOAD", 1}, 235 236 {"TERMINATE", 0}, 237 {"BACKGROUND", 1}, 238 {"THREADS", 3}, 239 240 {"TEST", 1}, 241 {"INTERRUPT", 1}, 242 #endif 243 {NULL, 0} 244 }; 245 246 /* 247 * Help for all debugger commands. First argument is the number of lines 248 * of help to output for the command. 249 * 250 * Note: Some commands are not supported by the kernel-level version of 251 * the debugger. 252 */ 253 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] = 254 { 255 {0, "\nNamespace Access:", "\n"}, 256 {1, " Businfo", "Display system bus info\n"}, 257 {1, " Disassemble <Method>", "Disassemble a control method\n"}, 258 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"}, 259 {1, " Integrity", "Validate namespace integrity\n"}, 260 {1, " Methods", "Display list of loaded control methods\n"}, 261 {1, " Fields <AddressSpaceId>", "Display list of loaded field units by space ID\n"}, 262 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, 263 {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, 264 {1, " Objects [ObjectType]", "Display summary of all objects or just given type\n"}, 265 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"}, 266 {1, " Paths", "Display full pathnames of namespace objects\n"}, 267 {1, " Predefined", "Check all predefined names\n"}, 268 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"}, 269 {1, " References <Addr>", "Find all references to object at addr\n"}, 270 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"}, 271 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"}, 272 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"}, 273 {1, " Type <Object>", "Display object type\n"}, 274 275 {0, "\nControl Method Execution:", "\n"}, 276 {1, " All <NameSeg>", "Evaluate all objects named NameSeg\n"}, 277 {1, " Evaluate <Namepath> [Arguments]", "Evaluate object or control method\n"}, 278 {1, " Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"}, 279 #ifdef ACPI_APPLICATION 280 {1, " Background <Namepath> [Arguments]", "Evaluate object/method in a separate thread\n"}, 281 {1, " Thread <Threads><Loops><NamePath>", "Spawn threads to execute method(s)\n"}, 282 #endif 283 {1, " Debug <Namepath> [Arguments]", "Single-Step a control method\n"}, 284 {7, " [Arguments] formats:", "Control method argument formats\n"}, 285 {1, " Hex Integer", "Integer\n"}, 286 {1, " \"Ascii String\"", "String\n"}, 287 {1, " (Hex Byte List)", "Buffer\n"}, 288 {1, " (01 42 7A BF)", "Buffer example (4 bytes)\n"}, 289 {1, " [Package Element List]", "Package\n"}, 290 {1, " [0x01 0x1234 \"string\"]", "Package example (3 elements)\n"}, 291 292 {0, "\nMiscellaneous:", "\n"}, 293 {1, " Allocations", "Display list of current memory allocations\n"}, 294 {2, " Dump <Address>|<Namepath>", "\n"}, 295 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"}, 296 {1, " Handlers", "Info about global handlers\n"}, 297 {1, " Help [Command]", "This help screen or individual command\n"}, 298 {1, " History", "Display command history buffer\n"}, 299 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"}, 300 {1, " Locks", "Current status of internal mutexes\n"}, 301 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"}, 302 {1, " Quit or Exit", "Exit this command\n"}, 303 {8, " Stats <SubCommand>", "Display namespace and memory statistics\n"}, 304 {1, " Allocations", "Display list of current memory allocations\n"}, 305 {1, " Memory", "Dump internal memory lists\n"}, 306 {1, " Misc", "Namespace search and mutex stats\n"}, 307 {1, " Objects", "Summary of namespace objects\n"}, 308 {1, " Sizes", "Sizes for each of the internal objects\n"}, 309 {1, " Stack", "Display CPU stack usage\n"}, 310 {1, " Tables", "Info about current ACPI table(s)\n"}, 311 {1, " Tables", "Display info about loaded ACPI tables\n"}, 312 #ifdef ACPI_APPLICATION 313 {1, " Terminate", "Delete namespace and all internal objects\n"}, 314 #endif 315 {1, " ! <CommandNumber>", "Execute command from history buffer\n"}, 316 {1, " !!", "Execute last command again\n"}, 317 318 {0, "\nMethod and Namespace Debugging:", "\n"}, 319 {5, " Trace <State> [<Namepath>] [Once]", "Trace control method execution\n"}, 320 {1, " Enable", "Enable all messages\n"}, 321 {1, " Disable", "Disable tracing\n"}, 322 {1, " Method", "Enable method execution messages\n"}, 323 {1, " Opcode", "Enable opcode execution messages\n"}, 324 {3, " Test <TestName>", "Invoke a debug test\n"}, 325 {1, " Objects", "Read/write/compare all namespace data objects\n"}, 326 {1, " Predefined", "Validate all ACPI predefined names (_STA, etc.)\n"}, 327 {1, " Execute predefined", "Execute all predefined (public) methods\n"}, 328 329 {0, "\nControl Method Single-Step Execution:","\n"}, 330 {1, " Arguments (or Args)", "Display method arguments\n"}, 331 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"}, 332 {1, " Call", "Run to next control method invocation\n"}, 333 {1, " Go", "Allow method to run to completion\n"}, 334 {1, " Information", "Display info about the current method\n"}, 335 {1, " Into", "Step into (not over) a method call\n"}, 336 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"}, 337 {1, " Locals", "Display method local variables\n"}, 338 {1, " Results", "Display method result stack\n"}, 339 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"}, 340 {1, " Stop", "Terminate control method\n"}, 341 {1, " Tree", "Display control method calling tree\n"}, 342 {1, " <Enter>", "Single step next AML opcode (over calls)\n"}, 343 344 #ifdef ACPI_APPLICATION 345 {0, "\nFile Operations:", "\n"}, 346 {1, " Close", "Close debug output file\n"}, 347 {1, " Load <Input Filename>", "Load ACPI table from a file\n"}, 348 {1, " Open <Output Filename>", "Open a file for debug output\n"}, 349 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"}, 350 351 {0, "\nHardware Simulation:", "\n"}, 352 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"}, 353 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"}, 354 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"}, 355 {1, " Gpes", "Display info on all GPE devices\n"}, 356 {1, " Sci", "Generate an SCI\n"}, 357 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"}, 358 {1, " Interrupt <GSIV>", "Simulate an interrupt\n"}, 359 #endif 360 {0, NULL, NULL} 361 }; 362 363 364 /******************************************************************************* 365 * 366 * FUNCTION: AcpiDbMatchCommandHelp 367 * 368 * PARAMETERS: Command - Command string to match 369 * Help - Help table entry to attempt match 370 * 371 * RETURN: TRUE if command matched, FALSE otherwise 372 * 373 * DESCRIPTION: Attempt to match a command in the help table in order to 374 * print help information for a single command. 375 * 376 ******************************************************************************/ 377 378 static BOOLEAN 379 AcpiDbMatchCommandHelp ( 380 const char *Command, 381 const ACPI_DB_COMMAND_HELP *Help) 382 { 383 const char *Invocation = Help->Invocation; 384 UINT32 LineCount; 385 386 387 /* Valid commands in the help table begin with a couple of spaces */ 388 389 if (*Invocation != ' ') 390 { 391 return (FALSE); 392 } 393 394 while (*Invocation == ' ') 395 { 396 Invocation++; 397 } 398 399 /* Match command name (full command or substring) */ 400 401 while ((*Command) && (*Invocation) && (*Invocation != ' ')) 402 { 403 if (tolower ((int) *Command) != tolower ((int) *Invocation)) 404 { 405 return (FALSE); 406 } 407 408 Invocation++; 409 Command++; 410 } 411 412 /* Print the appropriate number of help lines */ 413 414 LineCount = Help->LineCount; 415 while (LineCount) 416 { 417 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description); 418 Help++; 419 LineCount--; 420 } 421 422 return (TRUE); 423 } 424 425 426 /******************************************************************************* 427 * 428 * FUNCTION: AcpiDbDisplayCommandInfo 429 * 430 * PARAMETERS: Command - Command string to match 431 * DisplayAll - Display all matching commands, or just 432 * the first one (substring match) 433 * 434 * RETURN: None 435 * 436 * DESCRIPTION: Display help information for a Debugger command. 437 * 438 ******************************************************************************/ 439 440 static void 441 AcpiDbDisplayCommandInfo ( 442 const char *Command, 443 BOOLEAN DisplayAll) 444 { 445 const ACPI_DB_COMMAND_HELP *Next; 446 BOOLEAN Matched; 447 448 449 Next = AcpiGbl_DbCommandHelp; 450 while (Next->Invocation) 451 { 452 Matched = AcpiDbMatchCommandHelp (Command, Next); 453 if (!DisplayAll && Matched) 454 { 455 return; 456 } 457 458 Next++; 459 } 460 } 461 462 463 /******************************************************************************* 464 * 465 * FUNCTION: AcpiDbDisplayHelp 466 * 467 * PARAMETERS: Command - Optional command string to display help. 468 * if not specified, all debugger command 469 * help strings are displayed 470 * 471 * RETURN: None 472 * 473 * DESCRIPTION: Display help for a single debugger command, or all of them. 474 * 475 ******************************************************************************/ 476 477 static void 478 AcpiDbDisplayHelp ( 479 char *Command) 480 { 481 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp; 482 483 484 if (!Command) 485 { 486 /* No argument to help, display help for all commands */ 487 488 AcpiOsPrintf ("\nSummary of AML Debugger Commands\n\n"); 489 490 while (Next->Invocation) 491 { 492 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description); 493 Next++; 494 } 495 AcpiOsPrintf ("\n"); 496 497 } 498 else 499 { 500 /* Display help for all commands that match the substring */ 501 502 AcpiDbDisplayCommandInfo (Command, TRUE); 503 } 504 } 505 506 507 /******************************************************************************* 508 * 509 * FUNCTION: AcpiDbGetNextToken 510 * 511 * PARAMETERS: String - Command buffer 512 * Next - Return value, end of next token 513 * 514 * RETURN: Pointer to the start of the next token. 515 * 516 * DESCRIPTION: Command line parsing. Get the next token on the command line 517 * 518 ******************************************************************************/ 519 520 char * 521 AcpiDbGetNextToken ( 522 char *String, 523 char **Next, 524 ACPI_OBJECT_TYPE *ReturnType) 525 { 526 char *Start; 527 UINT32 Depth; 528 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; 529 530 531 /* At end of buffer? */ 532 533 if (!String || !(*String)) 534 { 535 return (NULL); 536 } 537 538 /* Remove any spaces at the beginning, ignore blank lines */ 539 540 while (*String && isspace ((int) *String)) 541 { 542 String++; 543 } 544 545 if (!(*String)) 546 { 547 return (NULL); 548 } 549 550 switch (*String) 551 { 552 case '"': 553 554 /* This is a quoted string, scan until closing quote */ 555 556 String++; 557 Start = String; 558 Type = ACPI_TYPE_STRING; 559 560 /* Find end of string */ 561 562 while (*String && (*String != '"')) 563 { 564 String++; 565 } 566 break; 567 568 case '(': 569 570 /* This is the start of a buffer, scan until closing paren */ 571 572 String++; 573 Start = String; 574 Type = ACPI_TYPE_BUFFER; 575 576 /* Find end of buffer */ 577 578 while (*String && (*String != ')')) 579 { 580 String++; 581 } 582 break; 583 584 case '{': 585 586 /* This is the start of a field unit, scan until closing brace */ 587 588 String++; 589 Start = String; 590 Type = ACPI_TYPE_FIELD_UNIT; 591 592 /* Find end of buffer */ 593 594 while (*String && (*String != '}')) 595 { 596 String++; 597 } 598 break; 599 600 case '[': 601 602 /* This is the start of a package, scan until closing bracket */ 603 604 String++; 605 Depth = 1; 606 Start = String; 607 Type = ACPI_TYPE_PACKAGE; 608 609 /* Find end of package (closing bracket) */ 610 611 while (*String) 612 { 613 /* Handle String package elements */ 614 615 if (*String == '"') 616 { 617 /* Find end of string */ 618 619 String++; 620 while (*String && (*String != '"')) 621 { 622 String++; 623 } 624 if (!(*String)) 625 { 626 break; 627 } 628 } 629 else if (*String == '[') 630 { 631 Depth++; /* A nested package declaration */ 632 } 633 else if (*String == ']') 634 { 635 Depth--; 636 if (Depth == 0) /* Found final package closing bracket */ 637 { 638 break; 639 } 640 } 641 642 String++; 643 } 644 break; 645 646 default: 647 648 Start = String; 649 650 /* Find end of token */ 651 652 while (*String && !isspace ((int) *String)) 653 { 654 String++; 655 } 656 break; 657 } 658 659 if (!(*String)) 660 { 661 *Next = NULL; 662 } 663 else 664 { 665 *String = 0; 666 *Next = String + 1; 667 } 668 669 *ReturnType = Type; 670 return (Start); 671 } 672 673 674 /******************************************************************************* 675 * 676 * FUNCTION: AcpiDbGetLine 677 * 678 * PARAMETERS: InputBuffer - Command line buffer 679 * 680 * RETURN: Count of arguments to the command 681 * 682 * DESCRIPTION: Get the next command line from the user. Gets entire line 683 * up to the next newline 684 * 685 ******************************************************************************/ 686 687 static UINT32 688 AcpiDbGetLine ( 689 char *InputBuffer) 690 { 691 UINT32 i; 692 UINT32 Count; 693 char *Next; 694 char *This; 695 696 697 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf), 698 InputBuffer)) 699 { 700 AcpiOsPrintf ( 701 "Buffer overflow while parsing input line (max %u characters)\n", 702 (UINT32) sizeof (AcpiGbl_DbParsedBuf)); 703 return (0); 704 } 705 706 This = AcpiGbl_DbParsedBuf; 707 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) 708 { 709 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, 710 &AcpiGbl_DbArgTypes[i]); 711 if (!AcpiGbl_DbArgs[i]) 712 { 713 break; 714 } 715 716 This = Next; 717 } 718 719 /* Uppercase the actual command */ 720 721 AcpiUtStrupr (AcpiGbl_DbArgs[0]); 722 723 Count = i; 724 if (Count) 725 { 726 Count--; /* Number of args only */ 727 } 728 729 return (Count); 730 } 731 732 733 /******************************************************************************* 734 * 735 * FUNCTION: AcpiDbMatchCommand 736 * 737 * PARAMETERS: UserCommand - User command line 738 * 739 * RETURN: Index into command array, -1 if not found 740 * 741 * DESCRIPTION: Search command array for a command match 742 * 743 ******************************************************************************/ 744 745 static UINT32 746 AcpiDbMatchCommand ( 747 char *UserCommand) 748 { 749 UINT32 i; 750 751 752 if (!UserCommand || UserCommand[0] == 0) 753 { 754 return (CMD_NULL); 755 } 756 757 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++) 758 { 759 if (strstr ( 760 ACPI_CAST_PTR (char, AcpiGbl_DbCommands[i].Name), UserCommand) == 761 AcpiGbl_DbCommands[i].Name) 762 { 763 return (i); 764 } 765 } 766 767 /* Command not recognized */ 768 769 return (CMD_NOT_FOUND); 770 } 771 772 773 /******************************************************************************* 774 * 775 * FUNCTION: AcpiDbCommandDispatch 776 * 777 * PARAMETERS: InputBuffer - Command line buffer 778 * WalkState - Current walk 779 * Op - Current (executing) parse op 780 * 781 * RETURN: Status 782 * 783 * DESCRIPTION: Command dispatcher. 784 * 785 ******************************************************************************/ 786 787 ACPI_STATUS 788 AcpiDbCommandDispatch ( 789 char *InputBuffer, 790 ACPI_WALK_STATE *WalkState, 791 ACPI_PARSE_OBJECT *Op) 792 { 793 UINT32 Temp; 794 UINT64 Temp64; 795 UINT32 CommandIndex; 796 UINT32 ParamCount; 797 char *CommandLine; 798 ACPI_STATUS Status = AE_CTRL_TRUE; 799 800 801 /* If AcpiTerminate has been called, terminate this thread */ 802 803 if (AcpiGbl_DbTerminateLoop) 804 { 805 return (AE_CTRL_TERMINATE); 806 } 807 808 /* Find command and add to the history buffer */ 809 810 ParamCount = AcpiDbGetLine (InputBuffer); 811 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); 812 813 /* 814 * We don't want to add the !! command to the history buffer. It 815 * would cause an infinite loop because it would always be the 816 * previous command. 817 */ 818 if (CommandIndex != CMD_HISTORY_LAST) 819 { 820 AcpiDbAddToHistory (InputBuffer); 821 } 822 823 /* Verify that we have the minimum number of params */ 824 825 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs) 826 { 827 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n", 828 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, 829 AcpiGbl_DbCommands[CommandIndex].MinArgs); 830 831 AcpiDbDisplayCommandInfo ( 832 AcpiGbl_DbCommands[CommandIndex].Name, FALSE); 833 return (AE_CTRL_TRUE); 834 } 835 836 /* Decode and dispatch the command */ 837 838 switch (CommandIndex) 839 { 840 case CMD_NULL: 841 842 if (Op) 843 { 844 return (AE_OK); 845 } 846 break; 847 848 case CMD_ALL: 849 850 AcpiOsPrintf ("Executing all objects with NameSeg: %s\n", AcpiGbl_DbArgs[1]); 851 AcpiDbExecute (AcpiGbl_DbArgs[1], 852 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP | EX_ALL); 853 break; 854 855 case CMD_ALLOCATIONS: 856 857 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 858 AcpiUtDumpAllocations ((UINT32) -1, NULL); 859 #endif 860 break; 861 862 case CMD_ARGS: 863 case CMD_ARGUMENTS: 864 865 AcpiDbDisplayArguments (); 866 break; 867 868 case CMD_BREAKPOINT: 869 870 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op); 871 break; 872 873 case CMD_BUSINFO: 874 875 AcpiDbGetBusInfo (); 876 break; 877 878 case CMD_CALL: 879 880 AcpiDbSetMethodCallBreakpoint (Op); 881 Status = AE_OK; 882 break; 883 884 case CMD_DEBUG: 885 886 AcpiDbExecute (AcpiGbl_DbArgs[1], 887 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); 888 break; 889 890 case CMD_DISASSEMBLE: 891 case CMD_DISASM: 892 893 #ifdef ACPI_DISASSEMBLER 894 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); 895 #else 896 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 897 #endif 898 break; 899 900 case CMD_DUMP: 901 902 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 903 break; 904 905 case CMD_EVALUATE: 906 case CMD_EXECUTE: 907 908 AcpiDbExecute (AcpiGbl_DbArgs[1], 909 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP); 910 break; 911 912 case CMD_FIND: 913 914 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]); 915 break; 916 917 case CMD_FIELDS: 918 919 Status = AcpiUtStrtoul64 (AcpiGbl_DbArgs[1], &Temp64); 920 921 if (ACPI_FAILURE (Status) || Temp64 >= ACPI_NUM_PREDEFINED_REGIONS) 922 { 923 AcpiOsPrintf ( 924 "Invalid address space ID: must be between 0 and %u inclusive\n", 925 ACPI_NUM_PREDEFINED_REGIONS - 1); 926 return (AE_OK); 927 } 928 929 Status = AcpiDbDisplayFields ((UINT32) Temp64); 930 break; 931 932 case CMD_GO: 933 934 AcpiGbl_CmSingleStep = FALSE; 935 return (AE_OK); 936 937 case CMD_HANDLERS: 938 939 AcpiDbDisplayHandlers (); 940 break; 941 942 case CMD_HELP: 943 case CMD_HELP2: 944 945 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]); 946 break; 947 948 case CMD_HISTORY: 949 950 AcpiDbDisplayHistory (); 951 break; 952 953 case CMD_HISTORY_EXE: /* ! command */ 954 955 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); 956 if (!CommandLine) 957 { 958 return (AE_CTRL_TRUE); 959 } 960 961 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 962 return (Status); 963 964 case CMD_HISTORY_LAST: /* !! command */ 965 966 CommandLine = AcpiDbGetFromHistory (NULL); 967 if (!CommandLine) 968 { 969 return (AE_CTRL_TRUE); 970 } 971 972 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 973 return (Status); 974 975 case CMD_INFORMATION: 976 977 AcpiDbDisplayMethodInfo (Op); 978 break; 979 980 case CMD_INTEGRITY: 981 982 AcpiDbCheckIntegrity (); 983 break; 984 985 case CMD_INTO: 986 987 if (Op) 988 { 989 AcpiGbl_CmSingleStep = TRUE; 990 return (AE_OK); 991 } 992 break; 993 994 case CMD_LEVEL: 995 996 if (ParamCount == 0) 997 { 998 AcpiOsPrintf ( 999 "Current debug level for file output is: %8.8X\n", 1000 AcpiGbl_DbDebugLevel); 1001 AcpiOsPrintf ( 1002 "Current debug level for console output is: %8.8X\n", 1003 AcpiGbl_DbConsoleDebugLevel); 1004 } 1005 else if (ParamCount == 2) 1006 { 1007 Temp = AcpiGbl_DbConsoleDebugLevel; 1008 AcpiGbl_DbConsoleDebugLevel = 1009 strtoul (AcpiGbl_DbArgs[1], NULL, 16); 1010 AcpiOsPrintf ( 1011 "Debug Level for console output was %8.8X, now %8.8X\n", 1012 Temp, AcpiGbl_DbConsoleDebugLevel); 1013 } 1014 else 1015 { 1016 Temp = AcpiGbl_DbDebugLevel; 1017 AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16); 1018 AcpiOsPrintf ( 1019 "Debug Level for file output was %8.8X, now %8.8X\n", 1020 Temp, AcpiGbl_DbDebugLevel); 1021 } 1022 break; 1023 1024 case CMD_LIST: 1025 1026 #ifdef ACPI_DISASSEMBLER 1027 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op); 1028 #else 1029 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 1030 #endif 1031 break; 1032 1033 case CMD_LOCKS: 1034 1035 AcpiDbDisplayLocks (); 1036 break; 1037 1038 case CMD_LOCALS: 1039 1040 AcpiDbDisplayLocals (); 1041 break; 1042 1043 case CMD_METHODS: 1044 1045 Status = AcpiDbDisplayObjects (__UNCONST("METHOD"), AcpiGbl_DbArgs[1]); 1046 break; 1047 1048 case CMD_NAMESPACE: 1049 1050 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1051 break; 1052 1053 case CMD_NOTIFY: 1054 1055 Temp = strtoul (AcpiGbl_DbArgs[2], NULL, 0); 1056 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp); 1057 break; 1058 1059 case CMD_OBJECTS: 1060 1061 AcpiUtStrupr (AcpiGbl_DbArgs[1]); 1062 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1063 break; 1064 1065 case CMD_OSI: 1066 1067 AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1068 break; 1069 1070 case CMD_OWNER: 1071 1072 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1073 break; 1074 1075 case CMD_PATHS: 1076 1077 AcpiDbDumpNamespacePaths (); 1078 break; 1079 1080 case CMD_PREFIX: 1081 1082 AcpiDbSetScope (AcpiGbl_DbArgs[1]); 1083 break; 1084 1085 case CMD_REFERENCES: 1086 1087 AcpiDbFindReferences (AcpiGbl_DbArgs[1]); 1088 break; 1089 1090 case CMD_RESOURCES: 1091 1092 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]); 1093 break; 1094 1095 case CMD_RESULTS: 1096 1097 AcpiDbDisplayResults (); 1098 break; 1099 1100 case CMD_SET: 1101 1102 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1103 AcpiGbl_DbArgs[3]); 1104 break; 1105 1106 case CMD_STATS: 1107 1108 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]); 1109 break; 1110 1111 case CMD_STOP: 1112 1113 return (AE_NOT_IMPLEMENTED); 1114 1115 case CMD_TABLES: 1116 1117 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]); 1118 break; 1119 1120 case CMD_TEMPLATE: 1121 1122 AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]); 1123 break; 1124 1125 case CMD_TRACE: 1126 1127 AcpiDbTrace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]); 1128 break; 1129 1130 case CMD_TREE: 1131 1132 AcpiDbDisplayCallingTree (); 1133 break; 1134 1135 case CMD_TYPE: 1136 1137 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]); 1138 break; 1139 1140 #ifdef ACPI_APPLICATION 1141 1142 /* Hardware simulation commands. */ 1143 1144 case CMD_ENABLEACPI: 1145 #if (!ACPI_REDUCED_HARDWARE) 1146 1147 Status = AcpiEnable(); 1148 if (ACPI_FAILURE(Status)) 1149 { 1150 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status); 1151 return (Status); 1152 } 1153 #endif /* !ACPI_REDUCED_HARDWARE */ 1154 break; 1155 1156 case CMD_EVENT: 1157 1158 AcpiOsPrintf ("Event command not implemented\n"); 1159 break; 1160 1161 case CMD_INTERRUPT: 1162 1163 AcpiDbGenerateInterrupt (AcpiGbl_DbArgs[1]); 1164 break; 1165 1166 case CMD_GPE: 1167 1168 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1169 break; 1170 1171 case CMD_GPES: 1172 1173 AcpiDbDisplayGpes (); 1174 break; 1175 1176 case CMD_SCI: 1177 1178 AcpiDbGenerateSci (); 1179 break; 1180 1181 case CMD_SLEEP: 1182 1183 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]); 1184 break; 1185 1186 /* File I/O commands. */ 1187 1188 case CMD_CLOSE: 1189 1190 AcpiDbCloseDebugFile (); 1191 break; 1192 1193 case CMD_LOAD: 1194 { 1195 ACPI_NEW_TABLE_DESC *ListHead = NULL; 1196 1197 Status = AcGetAllTablesFromFile (AcpiGbl_DbArgs[1], 1198 ACPI_GET_ALL_TABLES, &ListHead); 1199 if (ACPI_SUCCESS (Status)) 1200 { 1201 AcpiDbLoadTables (ListHead); 1202 } 1203 } 1204 break; 1205 1206 case CMD_OPEN: 1207 1208 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 1209 break; 1210 1211 /* User space commands. */ 1212 1213 case CMD_TERMINATE: 1214 1215 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1216 AcpiUtSubsystemShutdown (); 1217 1218 /* 1219 * TBD: [Restructure] Need some way to re-initialize without 1220 * re-creating the semaphores! 1221 */ 1222 1223 AcpiGbl_DbTerminateLoop = TRUE; 1224 /* AcpiInitialize (NULL); */ 1225 break; 1226 1227 case CMD_BACKGROUND: 1228 1229 AcpiDbCreateExecutionThread (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2], 1230 &AcpiGbl_DbArgTypes[2]); 1231 break; 1232 1233 case CMD_THREADS: 1234 1235 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1236 AcpiGbl_DbArgs[3]); 1237 break; 1238 1239 /* Debug test commands. */ 1240 1241 case CMD_PREDEFINED: 1242 1243 AcpiDbCheckPredefinedNames (); 1244 break; 1245 1246 case CMD_TEST: 1247 1248 AcpiDbExecuteTest (AcpiGbl_DbArgs[1]); 1249 break; 1250 1251 case CMD_UNLOAD: 1252 1253 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]); 1254 break; 1255 #endif 1256 1257 case CMD_EXIT: 1258 case CMD_QUIT: 1259 1260 if (Op) 1261 { 1262 AcpiOsPrintf ("Method execution terminated\n"); 1263 return (AE_CTRL_TERMINATE); 1264 } 1265 1266 if (!AcpiGbl_DbOutputToFile) 1267 { 1268 AcpiDbgLevel = ACPI_DEBUG_DEFAULT; 1269 } 1270 1271 #ifdef ACPI_APPLICATION 1272 AcpiDbCloseDebugFile (); 1273 #endif 1274 AcpiGbl_DbTerminateLoop = TRUE; 1275 return (AE_CTRL_TERMINATE); 1276 1277 case CMD_NOT_FOUND: 1278 default: 1279 1280 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]); 1281 return (AE_CTRL_TRUE); 1282 } 1283 1284 if (ACPI_SUCCESS (Status)) 1285 { 1286 Status = AE_CTRL_TRUE; 1287 } 1288 1289 return (Status); 1290 } 1291 1292 1293 /******************************************************************************* 1294 * 1295 * FUNCTION: AcpiDbExecuteThread 1296 * 1297 * PARAMETERS: Context - Not used 1298 * 1299 * RETURN: None 1300 * 1301 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1302 * simply dispatches it. 1303 * 1304 ******************************************************************************/ 1305 1306 void ACPI_SYSTEM_XFACE 1307 AcpiDbExecuteThread ( 1308 void *Context) 1309 { 1310 1311 (void) AcpiDbUserCommands (); 1312 AcpiGbl_DbThreadsTerminated = TRUE; 1313 } 1314 1315 1316 /******************************************************************************* 1317 * 1318 * FUNCTION: AcpiDbUserCommands 1319 * 1320 * PARAMETERS: None 1321 * 1322 * RETURN: None 1323 * 1324 * DESCRIPTION: Command line execution for the AML debugger. Commands are 1325 * matched and dispatched here. 1326 * 1327 ******************************************************************************/ 1328 1329 ACPI_STATUS 1330 AcpiDbUserCommands ( 1331 void) 1332 { 1333 ACPI_STATUS Status = AE_OK; 1334 1335 1336 AcpiOsPrintf ("\n"); 1337 1338 /* TBD: [Restructure] Need a separate command line buffer for step mode */ 1339 1340 while (!AcpiGbl_DbTerminateLoop) 1341 { 1342 /* Wait the readiness of the command */ 1343 1344 Status = AcpiOsWaitCommandReady (); 1345 if (ACPI_FAILURE (Status)) 1346 { 1347 break; 1348 } 1349 1350 /* Just call to the command line interpreter */ 1351 1352 AcpiGbl_MethodExecuting = FALSE; 1353 AcpiGbl_StepToNextCall = FALSE; 1354 1355 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1356 1357 /* Notify the completion of the command */ 1358 1359 Status = AcpiOsNotifyCommandComplete (); 1360 if (ACPI_FAILURE (Status)) 1361 { 1362 break; 1363 } 1364 } 1365 1366 if (ACPI_FAILURE (Status) && Status != AE_CTRL_TERMINATE) 1367 { 1368 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); 1369 } 1370 return (Status); 1371 } 1372