1 /******************************************************************************* 2 * 3 * Module Name: dbinput - user front-end to the AML debugger 4 * 5 ******************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2021, 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 #endif 160 }; 161 162 #define CMD_FIRST_VALID 2 163 164 165 /* Second parameter is the required argument count */ 166 167 static const ACPI_DB_COMMAND_INFO AcpiGbl_DbCommands[] = 168 { 169 {"<NOT FOUND>", 0}, 170 {"<NULL>", 0}, 171 {"ALL", 1}, 172 {"ALLOCATIONS", 0}, 173 {"ARGS", 0}, 174 {"ARGUMENTS", 0}, 175 {"BREAKPOINT", 1}, 176 {"BUSINFO", 0}, 177 {"CALL", 0}, 178 {"DEBUG", 1}, 179 {"DISASSEMBLE", 1}, 180 {"DISASM", 1}, 181 {"DUMP", 1}, 182 {"EVALUATE", 1}, 183 {"EXECUTE", 1}, 184 {"EXIT", 0}, 185 {"FIELDS", 1}, 186 {"FIND", 1}, 187 {"GO", 0}, 188 {"HANDLERS", 0}, 189 {"HELP", 0}, 190 {"?", 0}, 191 {"HISTORY", 0}, 192 {"!", 1}, 193 {"!!", 0}, 194 {"INFORMATION", 0}, 195 {"INTEGRITY", 0}, 196 {"INTO", 0}, 197 {"LEVEL", 0}, 198 {"LIST", 0}, 199 {"LOCALS", 0}, 200 {"LOCKS", 0}, 201 {"METHODS", 0}, 202 {"NAMESPACE", 0}, 203 {"NOTIFY", 2}, 204 {"OBJECTS", 0}, 205 {"OSI", 0}, 206 {"OWNER", 1}, 207 {"PATHS", 0}, 208 {"PREDEFINED", 0}, 209 {"PREFIX", 0}, 210 {"QUIT", 0}, 211 {"REFERENCES", 1}, 212 {"RESOURCES", 0}, 213 {"RESULTS", 0}, 214 {"SET", 3}, 215 {"STATS", 1}, 216 {"STOP", 0}, 217 {"TABLES", 0}, 218 {"TEMPLATE", 1}, 219 {"TRACE", 1}, 220 {"TREE", 0}, 221 {"TYPE", 1}, 222 #ifdef ACPI_APPLICATION 223 {"ENABLEACPI", 0}, 224 {"EVENT", 1}, 225 {"GPE", 1}, 226 {"GPES", 0}, 227 {"SCI", 0}, 228 {"SLEEP", 0}, 229 230 {"CLOSE", 0}, 231 {"LOAD", 1}, 232 {"OPEN", 1}, 233 {"UNLOAD", 1}, 234 235 {"TERMINATE", 0}, 236 {"BACKGROUND", 1}, 237 {"THREADS", 3}, 238 239 {"TEST", 1}, 240 #endif 241 {NULL, 0} 242 }; 243 244 /* 245 * Help for all debugger commands. First argument is the number of lines 246 * of help to output for the command. 247 * 248 * Note: Some commands are not supported by the kernel-level version of 249 * the debugger. 250 */ 251 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] = 252 { 253 {0, "\nNamespace Access:", "\n"}, 254 {1, " Businfo", "Display system bus info\n"}, 255 {1, " Disassemble <Method>", "Disassemble a control method\n"}, 256 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"}, 257 {1, " Integrity", "Validate namespace integrity\n"}, 258 {1, " Methods", "Display list of loaded control methods\n"}, 259 {1, " Fields <AddressSpaceId>", "Display list of loaded field units by space ID\n"}, 260 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, 261 {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, 262 {1, " Objects [ObjectType]", "Display summary of all objects or just given type\n"}, 263 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"}, 264 {1, " Paths", "Display full pathnames of namespace objects\n"}, 265 {1, " Predefined", "Check all predefined names\n"}, 266 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"}, 267 {1, " References <Addr>", "Find all references to object at addr\n"}, 268 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"}, 269 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"}, 270 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"}, 271 {1, " Type <Object>", "Display object type\n"}, 272 273 {0, "\nControl Method Execution:", "\n"}, 274 {1, " All <NameSeg>", "Evaluate all objects named NameSeg\n"}, 275 {1, " Evaluate <Namepath> [Arguments]", "Evaluate object or control method\n"}, 276 {1, " Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"}, 277 #ifdef ACPI_APPLICATION 278 {1, " Background <Namepath> [Arguments]", "Evaluate object/method in a separate thread\n"}, 279 {1, " Thread <Threads><Loops><NamePath>", "Spawn threads to execute method(s)\n"}, 280 #endif 281 {1, " Debug <Namepath> [Arguments]", "Single-Step a control method\n"}, 282 {7, " [Arguments] formats:", "Control method argument formats\n"}, 283 {1, " Hex Integer", "Integer\n"}, 284 {1, " \"Ascii String\"", "String\n"}, 285 {1, " (Hex Byte List)", "Buffer\n"}, 286 {1, " (01 42 7A BF)", "Buffer example (4 bytes)\n"}, 287 {1, " [Package Element List]", "Package\n"}, 288 {1, " [0x01 0x1234 \"string\"]", "Package example (3 elements)\n"}, 289 290 {0, "\nMiscellaneous:", "\n"}, 291 {1, " Allocations", "Display list of current memory allocations\n"}, 292 {2, " Dump <Address>|<Namepath>", "\n"}, 293 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"}, 294 {1, " Handlers", "Info about global handlers\n"}, 295 {1, " Help [Command]", "This help screen or individual command\n"}, 296 {1, " History", "Display command history buffer\n"}, 297 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"}, 298 {1, " Locks", "Current status of internal mutexes\n"}, 299 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"}, 300 {1, " Quit or Exit", "Exit this command\n"}, 301 {8, " Stats <SubCommand>", "Display namespace and memory statistics\n"}, 302 {1, " Allocations", "Display list of current memory allocations\n"}, 303 {1, " Memory", "Dump internal memory lists\n"}, 304 {1, " Misc", "Namespace search and mutex stats\n"}, 305 {1, " Objects", "Summary of namespace objects\n"}, 306 {1, " Sizes", "Sizes for each of the internal objects\n"}, 307 {1, " Stack", "Display CPU stack usage\n"}, 308 {1, " Tables", "Info about current ACPI table(s)\n"}, 309 {1, " Tables", "Display info about loaded ACPI tables\n"}, 310 #ifdef ACPI_APPLICATION 311 {1, " Terminate", "Delete namespace and all internal objects\n"}, 312 #endif 313 {1, " ! <CommandNumber>", "Execute command from history buffer\n"}, 314 {1, " !!", "Execute last command again\n"}, 315 316 {0, "\nMethod and Namespace Debugging:", "\n"}, 317 {5, " Trace <State> [<Namepath>] [Once]", "Trace control method execution\n"}, 318 {1, " Enable", "Enable all messages\n"}, 319 {1, " Disable", "Disable tracing\n"}, 320 {1, " Method", "Enable method execution messages\n"}, 321 {1, " Opcode", "Enable opcode execution messages\n"}, 322 {3, " Test <TestName>", "Invoke a debug test\n"}, 323 {1, " Objects", "Read/write/compare all namespace data objects\n"}, 324 {1, " Predefined", "Validate all ACPI predefined names (_STA, etc.)\n"}, 325 {1, " Execute predefined", "Execute all predefined (public) methods\n"}, 326 327 {0, "\nControl Method Single-Step Execution:","\n"}, 328 {1, " Arguments (or Args)", "Display method arguments\n"}, 329 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"}, 330 {1, " Call", "Run to next control method invocation\n"}, 331 {1, " Go", "Allow method to run to completion\n"}, 332 {1, " Information", "Display info about the current method\n"}, 333 {1, " Into", "Step into (not over) a method call\n"}, 334 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"}, 335 {1, " Locals", "Display method local variables\n"}, 336 {1, " Results", "Display method result stack\n"}, 337 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"}, 338 {1, " Stop", "Terminate control method\n"}, 339 {1, " Tree", "Display control method calling tree\n"}, 340 {1, " <Enter>", "Single step next AML opcode (over calls)\n"}, 341 342 #ifdef ACPI_APPLICATION 343 {0, "\nFile Operations:", "\n"}, 344 {1, " Close", "Close debug output file\n"}, 345 {1, " Load <Input Filename>", "Load ACPI table from a file\n"}, 346 {1, " Open <Output Filename>", "Open a file for debug output\n"}, 347 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"}, 348 349 {0, "\nHardware Simulation:", "\n"}, 350 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"}, 351 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"}, 352 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"}, 353 {1, " Gpes", "Display info on all GPE devices\n"}, 354 {1, " Sci", "Generate an SCI\n"}, 355 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"}, 356 #endif 357 {0, NULL, NULL} 358 }; 359 360 361 /******************************************************************************* 362 * 363 * FUNCTION: AcpiDbMatchCommandHelp 364 * 365 * PARAMETERS: Command - Command string to match 366 * Help - Help table entry to attempt match 367 * 368 * RETURN: TRUE if command matched, FALSE otherwise 369 * 370 * DESCRIPTION: Attempt to match a command in the help table in order to 371 * print help information for a single command. 372 * 373 ******************************************************************************/ 374 375 static BOOLEAN 376 AcpiDbMatchCommandHelp ( 377 const char *Command, 378 const ACPI_DB_COMMAND_HELP *Help) 379 { 380 const char *Invocation = Help->Invocation; 381 UINT32 LineCount; 382 383 384 /* Valid commands in the help table begin with a couple of spaces */ 385 386 if (*Invocation != ' ') 387 { 388 return (FALSE); 389 } 390 391 while (*Invocation == ' ') 392 { 393 Invocation++; 394 } 395 396 /* Match command name (full command or substring) */ 397 398 while ((*Command) && (*Invocation) && (*Invocation != ' ')) 399 { 400 if (tolower ((int) *Command) != tolower ((int) *Invocation)) 401 { 402 return (FALSE); 403 } 404 405 Invocation++; 406 Command++; 407 } 408 409 /* Print the appropriate number of help lines */ 410 411 LineCount = Help->LineCount; 412 while (LineCount) 413 { 414 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description); 415 Help++; 416 LineCount--; 417 } 418 419 return (TRUE); 420 } 421 422 423 /******************************************************************************* 424 * 425 * FUNCTION: AcpiDbDisplayCommandInfo 426 * 427 * PARAMETERS: Command - Command string to match 428 * DisplayAll - Display all matching commands, or just 429 * the first one (substring match) 430 * 431 * RETURN: None 432 * 433 * DESCRIPTION: Display help information for a Debugger command. 434 * 435 ******************************************************************************/ 436 437 static void 438 AcpiDbDisplayCommandInfo ( 439 const char *Command, 440 BOOLEAN DisplayAll) 441 { 442 const ACPI_DB_COMMAND_HELP *Next; 443 BOOLEAN Matched; 444 445 446 Next = AcpiGbl_DbCommandHelp; 447 while (Next->Invocation) 448 { 449 Matched = AcpiDbMatchCommandHelp (Command, Next); 450 if (!DisplayAll && Matched) 451 { 452 return; 453 } 454 455 Next++; 456 } 457 } 458 459 460 /******************************************************************************* 461 * 462 * FUNCTION: AcpiDbDisplayHelp 463 * 464 * PARAMETERS: Command - Optional command string to display help. 465 * if not specified, all debugger command 466 * help strings are displayed 467 * 468 * RETURN: None 469 * 470 * DESCRIPTION: Display help for a single debugger command, or all of them. 471 * 472 ******************************************************************************/ 473 474 static void 475 AcpiDbDisplayHelp ( 476 char *Command) 477 { 478 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp; 479 480 481 if (!Command) 482 { 483 /* No argument to help, display help for all commands */ 484 485 AcpiOsPrintf ("\nSummary of AML Debugger Commands\n\n"); 486 487 while (Next->Invocation) 488 { 489 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description); 490 Next++; 491 } 492 AcpiOsPrintf ("\n"); 493 494 } 495 else 496 { 497 /* Display help for all commands that match the substring */ 498 499 AcpiDbDisplayCommandInfo (Command, TRUE); 500 } 501 } 502 503 504 /******************************************************************************* 505 * 506 * FUNCTION: AcpiDbGetNextToken 507 * 508 * PARAMETERS: String - Command buffer 509 * Next - Return value, end of next token 510 * 511 * RETURN: Pointer to the start of the next token. 512 * 513 * DESCRIPTION: Command line parsing. Get the next token on the command line 514 * 515 ******************************************************************************/ 516 517 char * 518 AcpiDbGetNextToken ( 519 char *String, 520 char **Next, 521 ACPI_OBJECT_TYPE *ReturnType) 522 { 523 char *Start; 524 UINT32 Depth; 525 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; 526 527 528 /* At end of buffer? */ 529 530 if (!String || !(*String)) 531 { 532 return (NULL); 533 } 534 535 /* Remove any spaces at the beginning, ignore blank lines */ 536 537 while (*String && isspace ((int) *String)) 538 { 539 String++; 540 } 541 542 if (!(*String)) 543 { 544 return (NULL); 545 } 546 547 switch (*String) 548 { 549 case '"': 550 551 /* This is a quoted string, scan until closing quote */ 552 553 String++; 554 Start = String; 555 Type = ACPI_TYPE_STRING; 556 557 /* Find end of string */ 558 559 while (*String && (*String != '"')) 560 { 561 String++; 562 } 563 break; 564 565 case '(': 566 567 /* This is the start of a buffer, scan until closing paren */ 568 569 String++; 570 Start = String; 571 Type = ACPI_TYPE_BUFFER; 572 573 /* Find end of buffer */ 574 575 while (*String && (*String != ')')) 576 { 577 String++; 578 } 579 break; 580 581 case '{': 582 583 /* This is the start of a field unit, scan until closing brace */ 584 585 String++; 586 Start = String; 587 Type = ACPI_TYPE_FIELD_UNIT; 588 589 /* Find end of buffer */ 590 591 while (*String && (*String != '}')) 592 { 593 String++; 594 } 595 break; 596 597 case '[': 598 599 /* This is the start of a package, scan until closing bracket */ 600 601 String++; 602 Depth = 1; 603 Start = String; 604 Type = ACPI_TYPE_PACKAGE; 605 606 /* Find end of package (closing bracket) */ 607 608 while (*String) 609 { 610 /* Handle String package elements */ 611 612 if (*String == '"') 613 { 614 /* Find end of string */ 615 616 String++; 617 while (*String && (*String != '"')) 618 { 619 String++; 620 } 621 if (!(*String)) 622 { 623 break; 624 } 625 } 626 else if (*String == '[') 627 { 628 Depth++; /* A nested package declaration */ 629 } 630 else if (*String == ']') 631 { 632 Depth--; 633 if (Depth == 0) /* Found final package closing bracket */ 634 { 635 break; 636 } 637 } 638 639 String++; 640 } 641 break; 642 643 default: 644 645 Start = String; 646 647 /* Find end of token */ 648 649 while (*String && !isspace ((int) *String)) 650 { 651 String++; 652 } 653 break; 654 } 655 656 if (!(*String)) 657 { 658 *Next = NULL; 659 } 660 else 661 { 662 *String = 0; 663 *Next = String + 1; 664 } 665 666 *ReturnType = Type; 667 return (Start); 668 } 669 670 671 /******************************************************************************* 672 * 673 * FUNCTION: AcpiDbGetLine 674 * 675 * PARAMETERS: InputBuffer - Command line buffer 676 * 677 * RETURN: Count of arguments to the command 678 * 679 * DESCRIPTION: Get the next command line from the user. Gets entire line 680 * up to the next newline 681 * 682 ******************************************************************************/ 683 684 static UINT32 685 AcpiDbGetLine ( 686 char *InputBuffer) 687 { 688 UINT32 i; 689 UINT32 Count; 690 char *Next; 691 char *This; 692 693 694 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf), 695 InputBuffer)) 696 { 697 AcpiOsPrintf ( 698 "Buffer overflow while parsing input line (max %u characters)\n", 699 (UINT32) sizeof (AcpiGbl_DbParsedBuf)); 700 return (0); 701 } 702 703 This = AcpiGbl_DbParsedBuf; 704 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) 705 { 706 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, 707 &AcpiGbl_DbArgTypes[i]); 708 if (!AcpiGbl_DbArgs[i]) 709 { 710 break; 711 } 712 713 This = Next; 714 } 715 716 /* Uppercase the actual command */ 717 718 AcpiUtStrupr (AcpiGbl_DbArgs[0]); 719 720 Count = i; 721 if (Count) 722 { 723 Count--; /* Number of args only */ 724 } 725 726 return (Count); 727 } 728 729 730 /******************************************************************************* 731 * 732 * FUNCTION: AcpiDbMatchCommand 733 * 734 * PARAMETERS: UserCommand - User command line 735 * 736 * RETURN: Index into command array, -1 if not found 737 * 738 * DESCRIPTION: Search command array for a command match 739 * 740 ******************************************************************************/ 741 742 static UINT32 743 AcpiDbMatchCommand ( 744 char *UserCommand) 745 { 746 UINT32 i; 747 748 749 if (!UserCommand || UserCommand[0] == 0) 750 { 751 return (CMD_NULL); 752 } 753 754 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++) 755 { 756 if (strstr ( 757 ACPI_CAST_PTR (char, AcpiGbl_DbCommands[i].Name), UserCommand) == 758 AcpiGbl_DbCommands[i].Name) 759 { 760 return (i); 761 } 762 } 763 764 /* Command not recognized */ 765 766 return (CMD_NOT_FOUND); 767 } 768 769 770 /******************************************************************************* 771 * 772 * FUNCTION: AcpiDbCommandDispatch 773 * 774 * PARAMETERS: InputBuffer - Command line buffer 775 * WalkState - Current walk 776 * Op - Current (executing) parse op 777 * 778 * RETURN: Status 779 * 780 * DESCRIPTION: Command dispatcher. 781 * 782 ******************************************************************************/ 783 784 ACPI_STATUS 785 AcpiDbCommandDispatch ( 786 char *InputBuffer, 787 ACPI_WALK_STATE *WalkState, 788 ACPI_PARSE_OBJECT *Op) 789 { 790 UINT32 Temp; 791 UINT64 Temp64; 792 UINT32 CommandIndex; 793 UINT32 ParamCount; 794 char *CommandLine; 795 ACPI_STATUS Status = AE_CTRL_TRUE; 796 797 798 /* If AcpiTerminate has been called, terminate this thread */ 799 800 if (AcpiGbl_DbTerminateLoop) 801 { 802 return (AE_CTRL_TERMINATE); 803 } 804 805 /* Find command and add to the history buffer */ 806 807 ParamCount = AcpiDbGetLine (InputBuffer); 808 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); 809 810 /* 811 * We don't want to add the !! command to the history buffer. It 812 * would cause an infinite loop because it would always be the 813 * previous command. 814 */ 815 if (CommandIndex != CMD_HISTORY_LAST) 816 { 817 AcpiDbAddToHistory (InputBuffer); 818 } 819 820 /* Verify that we have the minimum number of params */ 821 822 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs) 823 { 824 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n", 825 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, 826 AcpiGbl_DbCommands[CommandIndex].MinArgs); 827 828 AcpiDbDisplayCommandInfo ( 829 AcpiGbl_DbCommands[CommandIndex].Name, FALSE); 830 return (AE_CTRL_TRUE); 831 } 832 833 /* Decode and dispatch the command */ 834 835 switch (CommandIndex) 836 { 837 case CMD_NULL: 838 839 if (Op) 840 { 841 return (AE_OK); 842 } 843 break; 844 845 case CMD_ALL: 846 847 AcpiOsPrintf ("Executing all objects with NameSeg: %s\n", AcpiGbl_DbArgs[1]); 848 AcpiDbExecute (AcpiGbl_DbArgs[1], 849 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP | EX_ALL); 850 break; 851 852 case CMD_ALLOCATIONS: 853 854 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 855 AcpiUtDumpAllocations ((UINT32) -1, NULL); 856 #endif 857 break; 858 859 case CMD_ARGS: 860 case CMD_ARGUMENTS: 861 862 AcpiDbDisplayArguments (); 863 break; 864 865 case CMD_BREAKPOINT: 866 867 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op); 868 break; 869 870 case CMD_BUSINFO: 871 872 AcpiDbGetBusInfo (); 873 break; 874 875 case CMD_CALL: 876 877 AcpiDbSetMethodCallBreakpoint (Op); 878 Status = AE_OK; 879 break; 880 881 case CMD_DEBUG: 882 883 AcpiDbExecute (AcpiGbl_DbArgs[1], 884 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); 885 break; 886 887 case CMD_DISASSEMBLE: 888 case CMD_DISASM: 889 890 #ifdef ACPI_DISASSEMBLER 891 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); 892 #else 893 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 894 #endif 895 break; 896 897 case CMD_DUMP: 898 899 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 900 break; 901 902 case CMD_EVALUATE: 903 case CMD_EXECUTE: 904 905 AcpiDbExecute (AcpiGbl_DbArgs[1], 906 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP); 907 break; 908 909 case CMD_FIND: 910 911 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]); 912 break; 913 914 case CMD_FIELDS: 915 916 Status = AcpiUtStrtoul64 (AcpiGbl_DbArgs[1], &Temp64); 917 918 if (ACPI_FAILURE (Status) || Temp64 >= ACPI_NUM_PREDEFINED_REGIONS) 919 { 920 AcpiOsPrintf ( 921 "Invalid address space ID: must be between 0 and %u inclusive\n", 922 ACPI_NUM_PREDEFINED_REGIONS - 1); 923 return (AE_OK); 924 } 925 926 Status = AcpiDbDisplayFields ((UINT32) Temp64); 927 break; 928 929 case CMD_GO: 930 931 AcpiGbl_CmSingleStep = FALSE; 932 return (AE_OK); 933 934 case CMD_HANDLERS: 935 936 AcpiDbDisplayHandlers (); 937 break; 938 939 case CMD_HELP: 940 case CMD_HELP2: 941 942 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]); 943 break; 944 945 case CMD_HISTORY: 946 947 AcpiDbDisplayHistory (); 948 break; 949 950 case CMD_HISTORY_EXE: /* ! command */ 951 952 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); 953 if (!CommandLine) 954 { 955 return (AE_CTRL_TRUE); 956 } 957 958 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 959 return (Status); 960 961 case CMD_HISTORY_LAST: /* !! command */ 962 963 CommandLine = AcpiDbGetFromHistory (NULL); 964 if (!CommandLine) 965 { 966 return (AE_CTRL_TRUE); 967 } 968 969 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 970 return (Status); 971 972 case CMD_INFORMATION: 973 974 AcpiDbDisplayMethodInfo (Op); 975 break; 976 977 case CMD_INTEGRITY: 978 979 AcpiDbCheckIntegrity (); 980 break; 981 982 case CMD_INTO: 983 984 if (Op) 985 { 986 AcpiGbl_CmSingleStep = TRUE; 987 return (AE_OK); 988 } 989 break; 990 991 case CMD_LEVEL: 992 993 if (ParamCount == 0) 994 { 995 AcpiOsPrintf ( 996 "Current debug level for file output is: %8.8X\n", 997 AcpiGbl_DbDebugLevel); 998 AcpiOsPrintf ( 999 "Current debug level for console output is: %8.8X\n", 1000 AcpiGbl_DbConsoleDebugLevel); 1001 } 1002 else if (ParamCount == 2) 1003 { 1004 Temp = AcpiGbl_DbConsoleDebugLevel; 1005 AcpiGbl_DbConsoleDebugLevel = 1006 strtoul (AcpiGbl_DbArgs[1], NULL, 16); 1007 AcpiOsPrintf ( 1008 "Debug Level for console output was %8.8X, now %8.8X\n", 1009 Temp, AcpiGbl_DbConsoleDebugLevel); 1010 } 1011 else 1012 { 1013 Temp = AcpiGbl_DbDebugLevel; 1014 AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16); 1015 AcpiOsPrintf ( 1016 "Debug Level for file output was %8.8X, now %8.8X\n", 1017 Temp, AcpiGbl_DbDebugLevel); 1018 } 1019 break; 1020 1021 case CMD_LIST: 1022 1023 #ifdef ACPI_DISASSEMBLER 1024 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op); 1025 #else 1026 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 1027 #endif 1028 break; 1029 1030 case CMD_LOCKS: 1031 1032 AcpiDbDisplayLocks (); 1033 break; 1034 1035 case CMD_LOCALS: 1036 1037 AcpiDbDisplayLocals (); 1038 break; 1039 1040 case CMD_METHODS: 1041 1042 Status = AcpiDbDisplayObjects (__UNCONST("METHOD"), AcpiGbl_DbArgs[1]); 1043 break; 1044 1045 case CMD_NAMESPACE: 1046 1047 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1048 break; 1049 1050 case CMD_NOTIFY: 1051 1052 Temp = strtoul (AcpiGbl_DbArgs[2], NULL, 0); 1053 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp); 1054 break; 1055 1056 case CMD_OBJECTS: 1057 1058 AcpiUtStrupr (AcpiGbl_DbArgs[1]); 1059 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1060 break; 1061 1062 case CMD_OSI: 1063 1064 AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1065 break; 1066 1067 case CMD_OWNER: 1068 1069 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1070 break; 1071 1072 case CMD_PATHS: 1073 1074 AcpiDbDumpNamespacePaths (); 1075 break; 1076 1077 case CMD_PREFIX: 1078 1079 AcpiDbSetScope (AcpiGbl_DbArgs[1]); 1080 break; 1081 1082 case CMD_REFERENCES: 1083 1084 AcpiDbFindReferences (AcpiGbl_DbArgs[1]); 1085 break; 1086 1087 case CMD_RESOURCES: 1088 1089 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]); 1090 break; 1091 1092 case CMD_RESULTS: 1093 1094 AcpiDbDisplayResults (); 1095 break; 1096 1097 case CMD_SET: 1098 1099 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1100 AcpiGbl_DbArgs[3]); 1101 break; 1102 1103 case CMD_STATS: 1104 1105 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]); 1106 break; 1107 1108 case CMD_STOP: 1109 1110 return (AE_NOT_IMPLEMENTED); 1111 1112 case CMD_TABLES: 1113 1114 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]); 1115 break; 1116 1117 case CMD_TEMPLATE: 1118 1119 AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]); 1120 break; 1121 1122 case CMD_TRACE: 1123 1124 AcpiDbTrace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]); 1125 break; 1126 1127 case CMD_TREE: 1128 1129 AcpiDbDisplayCallingTree (); 1130 break; 1131 1132 case CMD_TYPE: 1133 1134 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]); 1135 break; 1136 1137 #ifdef ACPI_APPLICATION 1138 1139 /* Hardware simulation commands. */ 1140 1141 case CMD_ENABLEACPI: 1142 #if (!ACPI_REDUCED_HARDWARE) 1143 1144 Status = AcpiEnable(); 1145 if (ACPI_FAILURE(Status)) 1146 { 1147 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status); 1148 return (Status); 1149 } 1150 #endif /* !ACPI_REDUCED_HARDWARE */ 1151 break; 1152 1153 case CMD_EVENT: 1154 1155 AcpiOsPrintf ("Event command not implemented\n"); 1156 break; 1157 1158 case CMD_GPE: 1159 1160 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1161 break; 1162 1163 case CMD_GPES: 1164 1165 AcpiDbDisplayGpes (); 1166 break; 1167 1168 case CMD_SCI: 1169 1170 AcpiDbGenerateSci (); 1171 break; 1172 1173 case CMD_SLEEP: 1174 1175 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]); 1176 break; 1177 1178 /* File I/O commands. */ 1179 1180 case CMD_CLOSE: 1181 1182 AcpiDbCloseDebugFile (); 1183 break; 1184 1185 case CMD_LOAD: 1186 { 1187 ACPI_NEW_TABLE_DESC *ListHead = NULL; 1188 1189 Status = AcGetAllTablesFromFile (AcpiGbl_DbArgs[1], 1190 ACPI_GET_ALL_TABLES, &ListHead); 1191 if (ACPI_SUCCESS (Status)) 1192 { 1193 AcpiDbLoadTables (ListHead); 1194 } 1195 } 1196 break; 1197 1198 case CMD_OPEN: 1199 1200 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 1201 break; 1202 1203 /* User space commands. */ 1204 1205 case CMD_TERMINATE: 1206 1207 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1208 AcpiUtSubsystemShutdown (); 1209 1210 /* 1211 * TBD: [Restructure] Need some way to re-initialize without 1212 * re-creating the semaphores! 1213 */ 1214 1215 AcpiGbl_DbTerminateLoop = TRUE; 1216 /* AcpiInitialize (NULL); */ 1217 break; 1218 1219 case CMD_BACKGROUND: 1220 1221 AcpiDbCreateExecutionThread (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2], 1222 &AcpiGbl_DbArgTypes[2]); 1223 break; 1224 1225 case CMD_THREADS: 1226 1227 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1228 AcpiGbl_DbArgs[3]); 1229 break; 1230 1231 /* Debug test commands. */ 1232 1233 case CMD_PREDEFINED: 1234 1235 AcpiDbCheckPredefinedNames (); 1236 break; 1237 1238 case CMD_TEST: 1239 1240 AcpiDbExecuteTest (AcpiGbl_DbArgs[1]); 1241 break; 1242 1243 case CMD_UNLOAD: 1244 1245 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]); 1246 break; 1247 #endif 1248 1249 case CMD_EXIT: 1250 case CMD_QUIT: 1251 1252 if (Op) 1253 { 1254 AcpiOsPrintf ("Method execution terminated\n"); 1255 return (AE_CTRL_TERMINATE); 1256 } 1257 1258 if (!AcpiGbl_DbOutputToFile) 1259 { 1260 AcpiDbgLevel = ACPI_DEBUG_DEFAULT; 1261 } 1262 1263 #ifdef ACPI_APPLICATION 1264 AcpiDbCloseDebugFile (); 1265 #endif 1266 AcpiGbl_DbTerminateLoop = TRUE; 1267 return (AE_CTRL_TERMINATE); 1268 1269 case CMD_NOT_FOUND: 1270 default: 1271 1272 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]); 1273 return (AE_CTRL_TRUE); 1274 } 1275 1276 if (ACPI_SUCCESS (Status)) 1277 { 1278 Status = AE_CTRL_TRUE; 1279 } 1280 1281 return (Status); 1282 } 1283 1284 1285 /******************************************************************************* 1286 * 1287 * FUNCTION: AcpiDbExecuteThread 1288 * 1289 * PARAMETERS: Context - Not used 1290 * 1291 * RETURN: None 1292 * 1293 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1294 * simply dispatches it. 1295 * 1296 ******************************************************************************/ 1297 1298 void ACPI_SYSTEM_XFACE 1299 AcpiDbExecuteThread ( 1300 void *Context) 1301 { 1302 1303 (void) AcpiDbUserCommands (); 1304 AcpiGbl_DbThreadsTerminated = TRUE; 1305 } 1306 1307 1308 /******************************************************************************* 1309 * 1310 * FUNCTION: AcpiDbUserCommands 1311 * 1312 * PARAMETERS: None 1313 * 1314 * RETURN: None 1315 * 1316 * DESCRIPTION: Command line execution for the AML debugger. Commands are 1317 * matched and dispatched here. 1318 * 1319 ******************************************************************************/ 1320 1321 ACPI_STATUS 1322 AcpiDbUserCommands ( 1323 void) 1324 { 1325 ACPI_STATUS Status = AE_OK; 1326 1327 1328 AcpiOsPrintf ("\n"); 1329 1330 /* TBD: [Restructure] Need a separate command line buffer for step mode */ 1331 1332 while (!AcpiGbl_DbTerminateLoop) 1333 { 1334 /* Wait the readiness of the command */ 1335 1336 Status = AcpiOsWaitCommandReady (); 1337 if (ACPI_FAILURE (Status)) 1338 { 1339 break; 1340 } 1341 1342 /* Just call to the command line interpreter */ 1343 1344 AcpiGbl_MethodExecuting = FALSE; 1345 AcpiGbl_StepToNextCall = FALSE; 1346 1347 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1348 1349 /* Notify the completion of the command */ 1350 1351 Status = AcpiOsNotifyCommandComplete (); 1352 if (ACPI_FAILURE (Status)) 1353 { 1354 break; 1355 } 1356 } 1357 1358 if (ACPI_FAILURE (Status) && Status != AE_CTRL_TERMINATE) 1359 { 1360 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); 1361 } 1362 return (Status); 1363 } 1364