1 /******************************************************************************* 2 * 3 * Module Name: dbinput - user front-end to the AML debugger 4 * 5 ******************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2019, Intel Corp. 12 * All rights reserved. 13 * 14 * 2. License 15 * 16 * 2.1. This is your license from Intel Corp. under its intellectual property 17 * rights. You may have additional license terms from the party that provided 18 * you this software, covering your right to use that party's intellectual 19 * property rights. 20 * 21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 22 * copy of the source code appearing in this file ("Covered Code") an 23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 24 * base code distributed originally by Intel ("Original Intel Code") to copy, 25 * make derivatives, distribute, use and display any portion of the Covered 26 * Code in any form, with the right to sublicense such rights; and 27 * 28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 29 * license (with the right to sublicense), under only those claims of Intel 30 * patents that are infringed by the Original Intel Code, to make, use, sell, 31 * offer to sell, and import the Covered Code and derivative works thereof 32 * solely to the minimum extent necessary to exercise the above copyright 33 * license, and in no event shall the patent license extend to any additions 34 * to or modifications of the Original Intel Code. No other license or right 35 * is granted directly or by implication, estoppel or otherwise; 36 * 37 * The above copyright and patent license is granted only if the following 38 * conditions are met: 39 * 40 * 3. Conditions 41 * 42 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 43 * Redistribution of source code of any substantial portion of the Covered 44 * Code or modification with rights to further distribute source must include 45 * the above Copyright Notice, the above License, this list of Conditions, 46 * and the following Disclaimer and Export Compliance provision. In addition, 47 * Licensee must cause all Covered Code to which Licensee contributes to 48 * contain a file documenting the changes Licensee made to create that Covered 49 * Code and the date of any change. Licensee must include in that file the 50 * documentation of any changes made by any predecessor Licensee. Licensee 51 * must include a prominent statement that the modification is derived, 52 * directly or indirectly, from Original Intel Code. 53 * 54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 55 * Redistribution of source code of any substantial portion of the Covered 56 * Code or modification without rights to further distribute source must 57 * include the following Disclaimer and Export Compliance provision in the 58 * documentation and/or other materials provided with distribution. In 59 * addition, Licensee may not authorize further sublicense of source of any 60 * portion of the Covered Code, and must include terms to the effect that the 61 * license from Licensee to its licensee is limited to the intellectual 62 * property embodied in the software Licensee provides to its licensee, and 63 * not to intellectual property embodied in modifications its licensee may 64 * make. 65 * 66 * 3.3. Redistribution of Executable. Redistribution in executable form of any 67 * substantial portion of the Covered Code or modification must reproduce the 68 * above Copyright Notice, and the following Disclaimer and Export Compliance 69 * provision in the documentation and/or other materials provided with the 70 * distribution. 71 * 72 * 3.4. Intel retains all right, title, and interest in and to the Original 73 * Intel Code. 74 * 75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 76 * Intel shall be used in advertising or otherwise to promote the sale, use or 77 * other dealings in products derived from or relating to the Covered Code 78 * without prior written authorization from Intel. 79 * 80 * 4. Disclaimer and Export Compliance 81 * 82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 88 * PARTICULAR PURPOSE. 89 * 90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 97 * LIMITED REMEDY. 98 * 99 * 4.3. Licensee shall not export, either directly or indirectly, any of this 100 * software or system incorporating such software without first obtaining any 101 * required license or other approval from the U. S. Department of Commerce or 102 * any other agency or department of the United States Government. In the 103 * event Licensee exports any such software from the United States or 104 * re-exports any such software from a foreign destination, Licensee shall 105 * ensure that the distribution and export/re-export of the software is in 106 * compliance with all laws, regulations, orders, or other restrictions of the 107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 108 * any of its subsidiaries will export/re-export any technical data, process, 109 * software, or service, directly or indirectly, to any country for which the 110 * United States government or any agency thereof requires an export license, 111 * other governmental approval, or letter of assurance, without first obtaining 112 * such license, approval or letter. 113 * 114 ***************************************************************************** 115 * 116 * Alternatively, you may choose to be licensed under the terms of the 117 * following license: 118 * 119 * Redistribution and use in source and binary forms, with or without 120 * modification, are permitted provided that the following conditions 121 * are met: 122 * 1. Redistributions of source code must retain the above copyright 123 * notice, this list of conditions, and the following disclaimer, 124 * without modification. 125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126 * substantially similar to the "NO WARRANTY" disclaimer below 127 * ("Disclaimer") and any redistribution must be conditioned upon 128 * including a substantially similar Disclaimer requirement for further 129 * binary redistribution. 130 * 3. Neither the names of the above-listed copyright holders nor the names 131 * of any contributors may be used to endorse or promote products derived 132 * from this software without specific prior written permission. 133 * 134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 145 * 146 * Alternatively, you may choose to be licensed under the terms of the 147 * GNU General Public License ("GPL") version 2 as published by the Free 148 * Software Foundation. 149 * 150 *****************************************************************************/ 151 152 #include <contrib/dev/acpica/include/acpi.h> 153 #include <contrib/dev/acpica/include/accommon.h> 154 #include <contrib/dev/acpica/include/acdebug.h> 155 156 #ifdef ACPI_APPLICATION 157 #include <contrib/dev/acpica/include/acapps.h> 158 #endif 159 160 #define _COMPONENT ACPI_CA_DEBUGGER 161 ACPI_MODULE_NAME ("dbinput") 162 163 164 /* Local prototypes */ 165 166 static UINT32 167 AcpiDbGetLine ( 168 char *InputBuffer); 169 170 static UINT32 171 AcpiDbMatchCommand ( 172 char *UserCommand); 173 174 static void 175 AcpiDbDisplayCommandInfo ( 176 const char *Command, 177 BOOLEAN DisplayAll); 178 179 static void 180 AcpiDbDisplayHelp ( 181 char *Command); 182 183 static BOOLEAN 184 AcpiDbMatchCommandHelp ( 185 const char *Command, 186 const ACPI_DB_COMMAND_HELP *Help); 187 188 189 /* 190 * Top-level debugger commands. 191 * 192 * This list of commands must match the string table below it 193 */ 194 enum AcpiExDebuggerCommands 195 { 196 CMD_NOT_FOUND = 0, 197 CMD_NULL, 198 CMD_ALLOCATIONS, 199 CMD_ARGS, 200 CMD_ARGUMENTS, 201 CMD_BREAKPOINT, 202 CMD_BUSINFO, 203 CMD_CALL, 204 CMD_DEBUG, 205 CMD_DISASSEMBLE, 206 CMD_DISASM, 207 CMD_DUMP, 208 CMD_EVALUATE, 209 CMD_EXECUTE, 210 CMD_EXIT, 211 CMD_FIND, 212 CMD_GO, 213 CMD_HANDLERS, 214 CMD_HELP, 215 CMD_HELP2, 216 CMD_HISTORY, 217 CMD_HISTORY_EXE, 218 CMD_HISTORY_LAST, 219 CMD_INFORMATION, 220 CMD_INTEGRITY, 221 CMD_INTO, 222 CMD_LEVEL, 223 CMD_LIST, 224 CMD_LOCALS, 225 CMD_LOCKS, 226 CMD_METHODS, 227 CMD_NAMESPACE, 228 CMD_NOTIFY, 229 CMD_OBJECTS, 230 CMD_OSI, 231 CMD_OWNER, 232 CMD_PATHS, 233 CMD_PREDEFINED, 234 CMD_PREFIX, 235 CMD_QUIT, 236 CMD_REFERENCES, 237 CMD_RESOURCES, 238 CMD_RESULTS, 239 CMD_SET, 240 CMD_STATS, 241 CMD_STOP, 242 CMD_TABLES, 243 CMD_TEMPLATE, 244 CMD_TRACE, 245 CMD_TREE, 246 CMD_TYPE, 247 #ifdef ACPI_APPLICATION 248 CMD_ENABLEACPI, 249 CMD_EVENT, 250 CMD_GPE, 251 CMD_GPES, 252 CMD_SCI, 253 CMD_SLEEP, 254 255 CMD_CLOSE, 256 CMD_LOAD, 257 CMD_OPEN, 258 CMD_UNLOAD, 259 260 CMD_TERMINATE, 261 CMD_BACKGROUND, 262 CMD_THREADS, 263 264 CMD_TEST, 265 #endif 266 }; 267 268 #define CMD_FIRST_VALID 2 269 270 271 /* Second parameter is the required argument count */ 272 273 static const ACPI_DB_COMMAND_INFO AcpiGbl_DbCommands[] = 274 { 275 {"<NOT FOUND>", 0}, 276 {"<NULL>", 0}, 277 {"ALLOCATIONS", 0}, 278 {"ARGS", 0}, 279 {"ARGUMENTS", 0}, 280 {"BREAKPOINT", 1}, 281 {"BUSINFO", 0}, 282 {"CALL", 0}, 283 {"DEBUG", 1}, 284 {"DISASSEMBLE", 1}, 285 {"DISASM", 1}, 286 {"DUMP", 1}, 287 {"EVALUATE", 1}, 288 {"EXECUTE", 1}, 289 {"EXIT", 0}, 290 {"FIND", 1}, 291 {"GO", 0}, 292 {"HANDLERS", 0}, 293 {"HELP", 0}, 294 {"?", 0}, 295 {"HISTORY", 0}, 296 {"!", 1}, 297 {"!!", 0}, 298 {"INFORMATION", 0}, 299 {"INTEGRITY", 0}, 300 {"INTO", 0}, 301 {"LEVEL", 0}, 302 {"LIST", 0}, 303 {"LOCALS", 0}, 304 {"LOCKS", 0}, 305 {"METHODS", 0}, 306 {"NAMESPACE", 0}, 307 {"NOTIFY", 2}, 308 {"OBJECTS", 0}, 309 {"OSI", 0}, 310 {"OWNER", 1}, 311 {"PATHS", 0}, 312 {"PREDEFINED", 0}, 313 {"PREFIX", 0}, 314 {"QUIT", 0}, 315 {"REFERENCES", 1}, 316 {"RESOURCES", 0}, 317 {"RESULTS", 0}, 318 {"SET", 3}, 319 {"STATS", 1}, 320 {"STOP", 0}, 321 {"TABLES", 0}, 322 {"TEMPLATE", 1}, 323 {"TRACE", 1}, 324 {"TREE", 0}, 325 {"TYPE", 1}, 326 #ifdef ACPI_APPLICATION 327 {"ENABLEACPI", 0}, 328 {"EVENT", 1}, 329 {"GPE", 1}, 330 {"GPES", 0}, 331 {"SCI", 0}, 332 {"SLEEP", 0}, 333 334 {"CLOSE", 0}, 335 {"LOAD", 1}, 336 {"OPEN", 1}, 337 {"UNLOAD", 1}, 338 339 {"TERMINATE", 0}, 340 {"BACKGROUND", 1}, 341 {"THREADS", 3}, 342 343 {"TEST", 1}, 344 #endif 345 {NULL, 0} 346 }; 347 348 /* 349 * Help for all debugger commands. First argument is the number of lines 350 * of help to output for the command. 351 * 352 * Note: Some commands are not supported by the kernel-level version of 353 * the debugger. 354 */ 355 static const ACPI_DB_COMMAND_HELP AcpiGbl_DbCommandHelp[] = 356 { 357 {0, "\nNamespace Access:", "\n"}, 358 {1, " Businfo", "Display system bus info\n"}, 359 {1, " Disassemble <Method>", "Disassemble a control method\n"}, 360 {1, " Find <AcpiName> (? is wildcard)", "Find ACPI name(s) with wildcards\n"}, 361 {1, " Integrity", "Validate namespace integrity\n"}, 362 {1, " Methods", "Display list of loaded control methods\n"}, 363 {1, " Namespace [Object] [Depth]", "Display loaded namespace tree/subtree\n"}, 364 {1, " Notify <Object> <Value>", "Send a notification on Object\n"}, 365 {1, " Objects [ObjectType]", "Display summary of all objects or just given type\n"}, 366 {1, " Owner <OwnerId> [Depth]", "Display loaded namespace by object owner\n"}, 367 {1, " Paths", "Display full pathnames of namespace objects\n"}, 368 {1, " Predefined", "Check all predefined names\n"}, 369 {1, " Prefix [<Namepath>]", "Set or Get current execution prefix\n"}, 370 {1, " References <Addr>", "Find all references to object at addr\n"}, 371 {1, " Resources [DeviceName]", "Display Device resources (no arg = all devices)\n"}, 372 {1, " Set N <NamedObject> <Value>", "Set value for named integer\n"}, 373 {1, " Template <Object>", "Format/dump a Buffer/ResourceTemplate\n"}, 374 {1, " Type <Object>", "Display object type\n"}, 375 376 {0, "\nControl Method Execution:", "\n"}, 377 {1, " Evaluate <Namepath> [Arguments]", "Evaluate object or control method\n"}, 378 {1, " Execute <Namepath> [Arguments]", "Synonym for Evaluate\n"}, 379 #ifdef ACPI_APPLICATION 380 {1, " Background <Namepath> [Arguments]", "Evaluate object/method in a separate thread\n"}, 381 {1, " Thread <Threads><Loops><NamePath>", "Spawn threads to execute method(s)\n"}, 382 #endif 383 {1, " Debug <Namepath> [Arguments]", "Single-Step a control method\n"}, 384 {7, " [Arguments] formats:", "Control method argument formats\n"}, 385 {1, " Hex Integer", "Integer\n"}, 386 {1, " \"Ascii String\"", "String\n"}, 387 {1, " (Hex Byte List)", "Buffer\n"}, 388 {1, " (01 42 7A BF)", "Buffer example (4 bytes)\n"}, 389 {1, " [Package Element List]", "Package\n"}, 390 {1, " [0x01 0x1234 \"string\"]", "Package example (3 elements)\n"}, 391 392 {0, "\nMiscellaneous:", "\n"}, 393 {1, " Allocations", "Display list of current memory allocations\n"}, 394 {2, " Dump <Address>|<Namepath>", "\n"}, 395 {0, " [Byte|Word|Dword|Qword]", "Display ACPI objects or memory\n"}, 396 {1, " Handlers", "Info about global handlers\n"}, 397 {1, " Help [Command]", "This help screen or individual command\n"}, 398 {1, " History", "Display command history buffer\n"}, 399 {1, " Level <DebugLevel>] [console]", "Get/Set debug level for file or console\n"}, 400 {1, " Locks", "Current status of internal mutexes\n"}, 401 {1, " Osi [Install|Remove <name>]", "Display or modify global _OSI list\n"}, 402 {1, " Quit or Exit", "Exit this command\n"}, 403 {8, " Stats <SubCommand>", "Display namespace and memory statistics\n"}, 404 {1, " Allocations", "Display list of current memory allocations\n"}, 405 {1, " Memory", "Dump internal memory lists\n"}, 406 {1, " Misc", "Namespace search and mutex stats\n"}, 407 {1, " Objects", "Summary of namespace objects\n"}, 408 {1, " Sizes", "Sizes for each of the internal objects\n"}, 409 {1, " Stack", "Display CPU stack usage\n"}, 410 {1, " Tables", "Info about current ACPI table(s)\n"}, 411 {1, " Tables", "Display info about loaded ACPI tables\n"}, 412 #ifdef ACPI_APPLICATION 413 {1, " Terminate", "Delete namespace and all internal objects\n"}, 414 #endif 415 {1, " ! <CommandNumber>", "Execute command from history buffer\n"}, 416 {1, " !!", "Execute last command again\n"}, 417 418 {0, "\nMethod and Namespace Debugging:", "\n"}, 419 {5, " Trace <State> [<Namepath>] [Once]", "Trace control method execution\n"}, 420 {1, " Enable", "Enable all messages\n"}, 421 {1, " Disable", "Disable tracing\n"}, 422 {1, " Method", "Enable method execution messages\n"}, 423 {1, " Opcode", "Enable opcode execution messages\n"}, 424 {3, " Test <TestName>", "Invoke a debug test\n"}, 425 {1, " Objects", "Read/write/compare all namespace data objects\n"}, 426 {1, " Predefined", "Validate all ACPI predefined names (_STA, etc.)\n"}, 427 {1, " Execute predefined", "Execute all predefined (public) methods\n"}, 428 429 {0, "\nControl Method Single-Step Execution:","\n"}, 430 {1, " Arguments (or Args)", "Display method arguments\n"}, 431 {1, " Breakpoint <AmlOffset>", "Set an AML execution breakpoint\n"}, 432 {1, " Call", "Run to next control method invocation\n"}, 433 {1, " Go", "Allow method to run to completion\n"}, 434 {1, " Information", "Display info about the current method\n"}, 435 {1, " Into", "Step into (not over) a method call\n"}, 436 {1, " List [# of Aml Opcodes]", "Display method ASL statements\n"}, 437 {1, " Locals", "Display method local variables\n"}, 438 {1, " Results", "Display method result stack\n"}, 439 {1, " Set <A|L> <#> <Value>", "Set method data (Arguments/Locals)\n"}, 440 {1, " Stop", "Terminate control method\n"}, 441 {1, " Tree", "Display control method calling tree\n"}, 442 {1, " <Enter>", "Single step next AML opcode (over calls)\n"}, 443 444 #ifdef ACPI_APPLICATION 445 {0, "\nFile Operations:", "\n"}, 446 {1, " Close", "Close debug output file\n"}, 447 {1, " Load <Input Filename>", "Load ACPI table from a file\n"}, 448 {1, " Open <Output Filename>", "Open a file for debug output\n"}, 449 {1, " Unload <Namepath>", "Unload an ACPI table via namespace object\n"}, 450 451 {0, "\nHardware Simulation:", "\n"}, 452 {1, " EnableAcpi", "Enable ACPI (hardware) mode\n"}, 453 {1, " Event <F|G> <Value>", "Generate AcpiEvent (Fixed/GPE)\n"}, 454 {1, " Gpe <GpeNum> [GpeBlockDevice]", "Simulate a GPE\n"}, 455 {1, " Gpes", "Display info on all GPE devices\n"}, 456 {1, " Sci", "Generate an SCI\n"}, 457 {1, " Sleep [SleepState]", "Simulate sleep/wake sequence(s) (0-5)\n"}, 458 #endif 459 {0, NULL, NULL} 460 }; 461 462 463 /******************************************************************************* 464 * 465 * FUNCTION: AcpiDbMatchCommandHelp 466 * 467 * PARAMETERS: Command - Command string to match 468 * Help - Help table entry to attempt match 469 * 470 * RETURN: TRUE if command matched, FALSE otherwise 471 * 472 * DESCRIPTION: Attempt to match a command in the help table in order to 473 * print help information for a single command. 474 * 475 ******************************************************************************/ 476 477 static BOOLEAN 478 AcpiDbMatchCommandHelp ( 479 const char *Command, 480 const ACPI_DB_COMMAND_HELP *Help) 481 { 482 char *Invocation = Help->Invocation; 483 UINT32 LineCount; 484 485 486 /* Valid commands in the help table begin with a couple of spaces */ 487 488 if (*Invocation != ' ') 489 { 490 return (FALSE); 491 } 492 493 while (*Invocation == ' ') 494 { 495 Invocation++; 496 } 497 498 /* Match command name (full command or substring) */ 499 500 while ((*Command) && (*Invocation) && (*Invocation != ' ')) 501 { 502 if (tolower ((int) *Command) != tolower ((int) *Invocation)) 503 { 504 return (FALSE); 505 } 506 507 Invocation++; 508 Command++; 509 } 510 511 /* Print the appropriate number of help lines */ 512 513 LineCount = Help->LineCount; 514 while (LineCount) 515 { 516 AcpiOsPrintf ("%-38s : %s", Help->Invocation, Help->Description); 517 Help++; 518 LineCount--; 519 } 520 521 return (TRUE); 522 } 523 524 525 /******************************************************************************* 526 * 527 * FUNCTION: AcpiDbDisplayCommandInfo 528 * 529 * PARAMETERS: Command - Command string to match 530 * DisplayAll - Display all matching commands, or just 531 * the first one (substring match) 532 * 533 * RETURN: None 534 * 535 * DESCRIPTION: Display help information for a Debugger command. 536 * 537 ******************************************************************************/ 538 539 static void 540 AcpiDbDisplayCommandInfo ( 541 const char *Command, 542 BOOLEAN DisplayAll) 543 { 544 const ACPI_DB_COMMAND_HELP *Next; 545 BOOLEAN Matched; 546 547 548 Next = AcpiGbl_DbCommandHelp; 549 while (Next->Invocation) 550 { 551 Matched = AcpiDbMatchCommandHelp (Command, Next); 552 if (!DisplayAll && Matched) 553 { 554 return; 555 } 556 557 Next++; 558 } 559 } 560 561 562 /******************************************************************************* 563 * 564 * FUNCTION: AcpiDbDisplayHelp 565 * 566 * PARAMETERS: Command - Optional command string to display help. 567 * if not specified, all debugger command 568 * help strings are displayed 569 * 570 * RETURN: None 571 * 572 * DESCRIPTION: Display help for a single debugger command, or all of them. 573 * 574 ******************************************************************************/ 575 576 static void 577 AcpiDbDisplayHelp ( 578 char *Command) 579 { 580 const ACPI_DB_COMMAND_HELP *Next = AcpiGbl_DbCommandHelp; 581 582 583 if (!Command) 584 { 585 /* No argument to help, display help for all commands */ 586 587 AcpiOsPrintf ("\nSummary of AML Debugger Commands\n\n"); 588 589 while (Next->Invocation) 590 { 591 AcpiOsPrintf ("%-38s%s", Next->Invocation, Next->Description); 592 Next++; 593 } 594 AcpiOsPrintf ("\n"); 595 596 } 597 else 598 { 599 /* Display help for all commands that match the subtring */ 600 601 AcpiDbDisplayCommandInfo (Command, TRUE); 602 } 603 } 604 605 606 /******************************************************************************* 607 * 608 * FUNCTION: AcpiDbGetNextToken 609 * 610 * PARAMETERS: String - Command buffer 611 * Next - Return value, end of next token 612 * 613 * RETURN: Pointer to the start of the next token. 614 * 615 * DESCRIPTION: Command line parsing. Get the next token on the command line 616 * 617 ******************************************************************************/ 618 619 char * 620 AcpiDbGetNextToken ( 621 char *String, 622 char **Next, 623 ACPI_OBJECT_TYPE *ReturnType) 624 { 625 char *Start; 626 UINT32 Depth; 627 ACPI_OBJECT_TYPE Type = ACPI_TYPE_INTEGER; 628 629 630 /* At end of buffer? */ 631 632 if (!String || !(*String)) 633 { 634 return (NULL); 635 } 636 637 /* Remove any spaces at the beginning */ 638 639 if (*String == ' ') 640 { 641 while (*String && (*String == ' ')) 642 { 643 String++; 644 } 645 646 if (!(*String)) 647 { 648 return (NULL); 649 } 650 } 651 652 switch (*String) 653 { 654 case '"': 655 656 /* This is a quoted string, scan until closing quote */ 657 658 String++; 659 Start = String; 660 Type = ACPI_TYPE_STRING; 661 662 /* Find end of string */ 663 664 while (*String && (*String != '"')) 665 { 666 String++; 667 } 668 break; 669 670 case '(': 671 672 /* This is the start of a buffer, scan until closing paren */ 673 674 String++; 675 Start = String; 676 Type = ACPI_TYPE_BUFFER; 677 678 /* Find end of buffer */ 679 680 while (*String && (*String != ')')) 681 { 682 String++; 683 } 684 break; 685 686 case '[': 687 688 /* This is the start of a package, scan until closing bracket */ 689 690 String++; 691 Depth = 1; 692 Start = String; 693 Type = ACPI_TYPE_PACKAGE; 694 695 /* Find end of package (closing bracket) */ 696 697 while (*String) 698 { 699 /* Handle String package elements */ 700 701 if (*String == '"') 702 { 703 /* Find end of string */ 704 705 String++; 706 while (*String && (*String != '"')) 707 { 708 String++; 709 } 710 if (!(*String)) 711 { 712 break; 713 } 714 } 715 else if (*String == '[') 716 { 717 Depth++; /* A nested package declaration */ 718 } 719 else if (*String == ']') 720 { 721 Depth--; 722 if (Depth == 0) /* Found final package closing bracket */ 723 { 724 break; 725 } 726 } 727 728 String++; 729 } 730 break; 731 732 default: 733 734 Start = String; 735 736 /* Find end of token */ 737 738 while (*String && (*String != ' ')) 739 { 740 String++; 741 } 742 break; 743 } 744 745 if (!(*String)) 746 { 747 *Next = NULL; 748 } 749 else 750 { 751 *String = 0; 752 *Next = String + 1; 753 } 754 755 *ReturnType = Type; 756 return (Start); 757 } 758 759 760 /******************************************************************************* 761 * 762 * FUNCTION: AcpiDbGetLine 763 * 764 * PARAMETERS: InputBuffer - Command line buffer 765 * 766 * RETURN: Count of arguments to the command 767 * 768 * DESCRIPTION: Get the next command line from the user. Gets entire line 769 * up to the next newline 770 * 771 ******************************************************************************/ 772 773 static UINT32 774 AcpiDbGetLine ( 775 char *InputBuffer) 776 { 777 UINT32 i; 778 UINT32 Count; 779 char *Next; 780 char *This; 781 782 783 if (AcpiUtSafeStrcpy (AcpiGbl_DbParsedBuf, sizeof (AcpiGbl_DbParsedBuf), 784 InputBuffer)) 785 { 786 AcpiOsPrintf ( 787 "Buffer overflow while parsing input line (max %u characters)\n", 788 sizeof (AcpiGbl_DbParsedBuf)); 789 return (0); 790 } 791 792 This = AcpiGbl_DbParsedBuf; 793 for (i = 0; i < ACPI_DEBUGGER_MAX_ARGS; i++) 794 { 795 AcpiGbl_DbArgs[i] = AcpiDbGetNextToken (This, &Next, 796 &AcpiGbl_DbArgTypes[i]); 797 if (!AcpiGbl_DbArgs[i]) 798 { 799 break; 800 } 801 802 This = Next; 803 } 804 805 /* Uppercase the actual command */ 806 807 AcpiUtStrupr (AcpiGbl_DbArgs[0]); 808 809 Count = i; 810 if (Count) 811 { 812 Count--; /* Number of args only */ 813 } 814 815 return (Count); 816 } 817 818 819 /******************************************************************************* 820 * 821 * FUNCTION: AcpiDbMatchCommand 822 * 823 * PARAMETERS: UserCommand - User command line 824 * 825 * RETURN: Index into command array, -1 if not found 826 * 827 * DESCRIPTION: Search command array for a command match 828 * 829 ******************************************************************************/ 830 831 static UINT32 832 AcpiDbMatchCommand ( 833 char *UserCommand) 834 { 835 UINT32 i; 836 837 838 if (!UserCommand || UserCommand[0] == 0) 839 { 840 return (CMD_NULL); 841 } 842 843 for (i = CMD_FIRST_VALID; AcpiGbl_DbCommands[i].Name; i++) 844 { 845 if (strstr ( 846 ACPI_CAST_PTR (char, AcpiGbl_DbCommands[i].Name), UserCommand) == 847 AcpiGbl_DbCommands[i].Name) 848 { 849 return (i); 850 } 851 } 852 853 /* Command not recognized */ 854 855 return (CMD_NOT_FOUND); 856 } 857 858 859 /******************************************************************************* 860 * 861 * FUNCTION: AcpiDbCommandDispatch 862 * 863 * PARAMETERS: InputBuffer - Command line buffer 864 * WalkState - Current walk 865 * Op - Current (executing) parse op 866 * 867 * RETURN: Status 868 * 869 * DESCRIPTION: Command dispatcher. 870 * 871 ******************************************************************************/ 872 873 ACPI_STATUS 874 AcpiDbCommandDispatch ( 875 char *InputBuffer, 876 ACPI_WALK_STATE *WalkState, 877 ACPI_PARSE_OBJECT *Op) 878 { 879 UINT32 Temp; 880 UINT32 CommandIndex; 881 UINT32 ParamCount; 882 char *CommandLine; 883 ACPI_STATUS Status = AE_CTRL_TRUE; 884 885 886 /* If AcpiTerminate has been called, terminate this thread */ 887 888 if (AcpiGbl_DbTerminateLoop) 889 { 890 return (AE_CTRL_TERMINATE); 891 } 892 893 /* Find command and add to the history buffer */ 894 895 ParamCount = AcpiDbGetLine (InputBuffer); 896 CommandIndex = AcpiDbMatchCommand (AcpiGbl_DbArgs[0]); 897 Temp = 0; 898 899 /* 900 * We don't want to add the !! command to the history buffer. It 901 * would cause an infinite loop because it would always be the 902 * previous command. 903 */ 904 if (CommandIndex != CMD_HISTORY_LAST) 905 { 906 AcpiDbAddToHistory (InputBuffer); 907 } 908 909 /* Verify that we have the minimum number of params */ 910 911 if (ParamCount < AcpiGbl_DbCommands[CommandIndex].MinArgs) 912 { 913 AcpiOsPrintf ("%u parameters entered, [%s] requires %u parameters\n", 914 ParamCount, AcpiGbl_DbCommands[CommandIndex].Name, 915 AcpiGbl_DbCommands[CommandIndex].MinArgs); 916 917 AcpiDbDisplayCommandInfo ( 918 AcpiGbl_DbCommands[CommandIndex].Name, FALSE); 919 return (AE_CTRL_TRUE); 920 } 921 922 /* Decode and dispatch the command */ 923 924 switch (CommandIndex) 925 { 926 case CMD_NULL: 927 928 if (Op) 929 { 930 return (AE_OK); 931 } 932 break; 933 934 case CMD_ALLOCATIONS: 935 936 #ifdef ACPI_DBG_TRACK_ALLOCATIONS 937 AcpiUtDumpAllocations ((UINT32) -1, NULL); 938 #endif 939 break; 940 941 case CMD_ARGS: 942 case CMD_ARGUMENTS: 943 944 AcpiDbDisplayArguments (); 945 break; 946 947 case CMD_BREAKPOINT: 948 949 AcpiDbSetMethodBreakpoint (AcpiGbl_DbArgs[1], WalkState, Op); 950 break; 951 952 case CMD_BUSINFO: 953 954 AcpiDbGetBusInfo (); 955 break; 956 957 case CMD_CALL: 958 959 AcpiDbSetMethodCallBreakpoint (Op); 960 Status = AE_OK; 961 break; 962 963 case CMD_DEBUG: 964 965 AcpiDbExecute (AcpiGbl_DbArgs[1], 966 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_SINGLE_STEP); 967 break; 968 969 case CMD_DISASSEMBLE: 970 case CMD_DISASM: 971 972 #ifdef ACPI_DISASSEMBLER 973 (void) AcpiDbDisassembleMethod (AcpiGbl_DbArgs[1]); 974 #else 975 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 976 #endif 977 break; 978 979 case CMD_DUMP: 980 981 AcpiDbDecodeAndDisplayObject (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 982 break; 983 984 case CMD_EVALUATE: 985 case CMD_EXECUTE: 986 987 AcpiDbExecute (AcpiGbl_DbArgs[1], 988 &AcpiGbl_DbArgs[2], &AcpiGbl_DbArgTypes[2], EX_NO_SINGLE_STEP); 989 break; 990 991 case CMD_FIND: 992 993 Status = AcpiDbFindNameInNamespace (AcpiGbl_DbArgs[1]); 994 break; 995 996 case CMD_GO: 997 998 AcpiGbl_CmSingleStep = FALSE; 999 return (AE_OK); 1000 1001 case CMD_HANDLERS: 1002 1003 AcpiDbDisplayHandlers (); 1004 break; 1005 1006 case CMD_HELP: 1007 case CMD_HELP2: 1008 1009 AcpiDbDisplayHelp (AcpiGbl_DbArgs[1]); 1010 break; 1011 1012 case CMD_HISTORY: 1013 1014 AcpiDbDisplayHistory (); 1015 break; 1016 1017 case CMD_HISTORY_EXE: /* ! command */ 1018 1019 CommandLine = AcpiDbGetFromHistory (AcpiGbl_DbArgs[1]); 1020 if (!CommandLine) 1021 { 1022 return (AE_CTRL_TRUE); 1023 } 1024 1025 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 1026 return (Status); 1027 1028 case CMD_HISTORY_LAST: /* !! command */ 1029 1030 CommandLine = AcpiDbGetFromHistory (NULL); 1031 if (!CommandLine) 1032 { 1033 return (AE_CTRL_TRUE); 1034 } 1035 1036 Status = AcpiDbCommandDispatch (CommandLine, WalkState, Op); 1037 return (Status); 1038 1039 case CMD_INFORMATION: 1040 1041 AcpiDbDisplayMethodInfo (Op); 1042 break; 1043 1044 case CMD_INTEGRITY: 1045 1046 AcpiDbCheckIntegrity (); 1047 break; 1048 1049 case CMD_INTO: 1050 1051 if (Op) 1052 { 1053 AcpiGbl_CmSingleStep = TRUE; 1054 return (AE_OK); 1055 } 1056 break; 1057 1058 case CMD_LEVEL: 1059 1060 if (ParamCount == 0) 1061 { 1062 AcpiOsPrintf ( 1063 "Current debug level for file output is: %8.8lX\n", 1064 AcpiGbl_DbDebugLevel); 1065 AcpiOsPrintf ( 1066 "Current debug level for console output is: %8.8lX\n", 1067 AcpiGbl_DbConsoleDebugLevel); 1068 } 1069 else if (ParamCount == 2) 1070 { 1071 Temp = AcpiGbl_DbConsoleDebugLevel; 1072 AcpiGbl_DbConsoleDebugLevel = 1073 strtoul (AcpiGbl_DbArgs[1], NULL, 16); 1074 AcpiOsPrintf ( 1075 "Debug Level for console output was %8.8lX, now %8.8lX\n", 1076 Temp, AcpiGbl_DbConsoleDebugLevel); 1077 } 1078 else 1079 { 1080 Temp = AcpiGbl_DbDebugLevel; 1081 AcpiGbl_DbDebugLevel = strtoul (AcpiGbl_DbArgs[1], NULL, 16); 1082 AcpiOsPrintf ( 1083 "Debug Level for file output was %8.8lX, now %8.8lX\n", 1084 Temp, AcpiGbl_DbDebugLevel); 1085 } 1086 break; 1087 1088 case CMD_LIST: 1089 1090 #ifdef ACPI_DISASSEMBLER 1091 AcpiDbDisassembleAml (AcpiGbl_DbArgs[1], Op); 1092 #else 1093 AcpiOsPrintf ("The AML Disassembler is not configured/present\n"); 1094 #endif 1095 break; 1096 1097 case CMD_LOCKS: 1098 1099 AcpiDbDisplayLocks (); 1100 break; 1101 1102 case CMD_LOCALS: 1103 1104 AcpiDbDisplayLocals (); 1105 break; 1106 1107 case CMD_METHODS: 1108 1109 Status = AcpiDbDisplayObjects ("METHOD", AcpiGbl_DbArgs[1]); 1110 break; 1111 1112 case CMD_NAMESPACE: 1113 1114 AcpiDbDumpNamespace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1115 break; 1116 1117 case CMD_NOTIFY: 1118 1119 Temp = strtoul (AcpiGbl_DbArgs[2], NULL, 0); 1120 AcpiDbSendNotify (AcpiGbl_DbArgs[1], Temp); 1121 break; 1122 1123 case CMD_OBJECTS: 1124 1125 AcpiUtStrupr (AcpiGbl_DbArgs[1]); 1126 Status = AcpiDbDisplayObjects (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1127 break; 1128 1129 case CMD_OSI: 1130 1131 AcpiDbDisplayInterfaces (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1132 break; 1133 1134 case CMD_OWNER: 1135 1136 AcpiDbDumpNamespaceByOwner (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1137 break; 1138 1139 case CMD_PATHS: 1140 1141 AcpiDbDumpNamespacePaths (); 1142 break; 1143 1144 case CMD_PREFIX: 1145 1146 AcpiDbSetScope (AcpiGbl_DbArgs[1]); 1147 break; 1148 1149 case CMD_REFERENCES: 1150 1151 AcpiDbFindReferences (AcpiGbl_DbArgs[1]); 1152 break; 1153 1154 case CMD_RESOURCES: 1155 1156 AcpiDbDisplayResources (AcpiGbl_DbArgs[1]); 1157 break; 1158 1159 case CMD_RESULTS: 1160 1161 AcpiDbDisplayResults (); 1162 break; 1163 1164 case CMD_SET: 1165 1166 AcpiDbSetMethodData (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1167 AcpiGbl_DbArgs[3]); 1168 break; 1169 1170 case CMD_STATS: 1171 1172 Status = AcpiDbDisplayStatistics (AcpiGbl_DbArgs[1]); 1173 break; 1174 1175 case CMD_STOP: 1176 1177 return (AE_NOT_IMPLEMENTED); 1178 1179 case CMD_TABLES: 1180 1181 AcpiDbDisplayTableInfo (AcpiGbl_DbArgs[1]); 1182 break; 1183 1184 case CMD_TEMPLATE: 1185 1186 AcpiDbDisplayTemplate (AcpiGbl_DbArgs[1]); 1187 break; 1188 1189 case CMD_TRACE: 1190 1191 AcpiDbTrace (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], AcpiGbl_DbArgs[3]); 1192 break; 1193 1194 case CMD_TREE: 1195 1196 AcpiDbDisplayCallingTree (); 1197 break; 1198 1199 case CMD_TYPE: 1200 1201 AcpiDbDisplayObjectType (AcpiGbl_DbArgs[1]); 1202 break; 1203 1204 #ifdef ACPI_APPLICATION 1205 1206 /* Hardware simulation commands. */ 1207 1208 case CMD_ENABLEACPI: 1209 #if (!ACPI_REDUCED_HARDWARE) 1210 1211 Status = AcpiEnable(); 1212 if (ACPI_FAILURE(Status)) 1213 { 1214 AcpiOsPrintf("AcpiEnable failed (Status=%X)\n", Status); 1215 return (Status); 1216 } 1217 #endif /* !ACPI_REDUCED_HARDWARE */ 1218 break; 1219 1220 case CMD_EVENT: 1221 1222 AcpiOsPrintf ("Event command not implemented\n"); 1223 break; 1224 1225 case CMD_GPE: 1226 1227 AcpiDbGenerateGpe (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2]); 1228 break; 1229 1230 case CMD_GPES: 1231 1232 AcpiDbDisplayGpes (); 1233 break; 1234 1235 case CMD_SCI: 1236 1237 AcpiDbGenerateSci (); 1238 break; 1239 1240 case CMD_SLEEP: 1241 1242 Status = AcpiDbSleep (AcpiGbl_DbArgs[1]); 1243 break; 1244 1245 /* File I/O commands. */ 1246 1247 case CMD_CLOSE: 1248 1249 AcpiDbCloseDebugFile (); 1250 break; 1251 1252 case CMD_LOAD: 1253 { 1254 ACPI_NEW_TABLE_DESC *ListHead = NULL; 1255 1256 Status = AcGetAllTablesFromFile (AcpiGbl_DbArgs[1], 1257 ACPI_GET_ALL_TABLES, &ListHead); 1258 if (ACPI_SUCCESS (Status)) 1259 { 1260 AcpiDbLoadTables (ListHead); 1261 } 1262 } 1263 break; 1264 1265 case CMD_OPEN: 1266 1267 AcpiDbOpenDebugFile (AcpiGbl_DbArgs[1]); 1268 break; 1269 1270 /* User space commands. */ 1271 1272 case CMD_TERMINATE: 1273 1274 AcpiDbSetOutputDestination (ACPI_DB_REDIRECTABLE_OUTPUT); 1275 AcpiUtSubsystemShutdown (); 1276 1277 /* 1278 * TBD: [Restructure] Need some way to re-initialize without 1279 * re-creating the semaphores! 1280 */ 1281 1282 AcpiGbl_DbTerminateLoop = TRUE; 1283 /* AcpiInitialize (NULL); */ 1284 break; 1285 1286 case CMD_BACKGROUND: 1287 1288 AcpiDbCreateExecutionThread (AcpiGbl_DbArgs[1], &AcpiGbl_DbArgs[2], 1289 &AcpiGbl_DbArgTypes[2]); 1290 break; 1291 1292 case CMD_THREADS: 1293 1294 AcpiDbCreateExecutionThreads (AcpiGbl_DbArgs[1], AcpiGbl_DbArgs[2], 1295 AcpiGbl_DbArgs[3]); 1296 break; 1297 1298 /* Debug test commands. */ 1299 1300 case CMD_PREDEFINED: 1301 1302 AcpiDbCheckPredefinedNames (); 1303 break; 1304 1305 case CMD_TEST: 1306 1307 AcpiDbExecuteTest (AcpiGbl_DbArgs[1]); 1308 break; 1309 1310 case CMD_UNLOAD: 1311 1312 AcpiDbUnloadAcpiTable (AcpiGbl_DbArgs[1]); 1313 break; 1314 #endif 1315 1316 case CMD_EXIT: 1317 case CMD_QUIT: 1318 1319 if (Op) 1320 { 1321 AcpiOsPrintf ("Method execution terminated\n"); 1322 return (AE_CTRL_TERMINATE); 1323 } 1324 1325 if (!AcpiGbl_DbOutputToFile) 1326 { 1327 AcpiDbgLevel = ACPI_DEBUG_DEFAULT; 1328 } 1329 1330 #ifdef ACPI_APPLICATION 1331 AcpiDbCloseDebugFile (); 1332 #endif 1333 AcpiGbl_DbTerminateLoop = TRUE; 1334 return (AE_CTRL_TERMINATE); 1335 1336 case CMD_NOT_FOUND: 1337 default: 1338 1339 AcpiOsPrintf ("%s: unknown command\n", AcpiGbl_DbArgs[0]); 1340 return (AE_CTRL_TRUE); 1341 } 1342 1343 if (ACPI_SUCCESS (Status)) 1344 { 1345 Status = AE_CTRL_TRUE; 1346 } 1347 1348 return (Status); 1349 } 1350 1351 1352 /******************************************************************************* 1353 * 1354 * FUNCTION: AcpiDbExecuteThread 1355 * 1356 * PARAMETERS: Context - Not used 1357 * 1358 * RETURN: None 1359 * 1360 * DESCRIPTION: Debugger execute thread. Waits for a command line, then 1361 * simply dispatches it. 1362 * 1363 ******************************************************************************/ 1364 1365 void ACPI_SYSTEM_XFACE 1366 AcpiDbExecuteThread ( 1367 void *Context) 1368 { 1369 1370 (void) AcpiDbUserCommands (); 1371 AcpiGbl_DbThreadsTerminated = TRUE; 1372 } 1373 1374 1375 /******************************************************************************* 1376 * 1377 * FUNCTION: AcpiDbUserCommands 1378 * 1379 * PARAMETERS: None 1380 * 1381 * RETURN: None 1382 * 1383 * DESCRIPTION: Command line execution for the AML debugger. Commands are 1384 * matched and dispatched here. 1385 * 1386 ******************************************************************************/ 1387 1388 ACPI_STATUS 1389 AcpiDbUserCommands ( 1390 void) 1391 { 1392 ACPI_STATUS Status = AE_OK; 1393 1394 1395 AcpiOsPrintf ("\n"); 1396 1397 /* TBD: [Restructure] Need a separate command line buffer for step mode */ 1398 1399 while (!AcpiGbl_DbTerminateLoop) 1400 { 1401 /* Wait the readiness of the command */ 1402 1403 Status = AcpiOsWaitCommandReady (); 1404 if (ACPI_FAILURE (Status)) 1405 { 1406 break; 1407 } 1408 1409 /* Just call to the command line interpreter */ 1410 1411 AcpiGbl_MethodExecuting = FALSE; 1412 AcpiGbl_StepToNextCall = FALSE; 1413 1414 (void) AcpiDbCommandDispatch (AcpiGbl_DbLineBuf, NULL, NULL); 1415 1416 /* Notify the completion of the command */ 1417 1418 Status = AcpiOsNotifyCommandComplete (); 1419 if (ACPI_FAILURE (Status)) 1420 { 1421 break; 1422 } 1423 } 1424 1425 if (ACPI_FAILURE (Status) && Status != AE_CTRL_TERMINATE) 1426 { 1427 ACPI_EXCEPTION ((AE_INFO, Status, "While parsing command line")); 1428 } 1429 return (Status); 1430 } 1431