1 /****************************************************************************** 2 * 3 * Module Name: adisasm - Application-level disassembler routines 4 * $Revision: 1.104 $ 5 * 6 *****************************************************************************/ 7 8 /****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999 - 2007, Intel Corp. 13 * All rights reserved. 14 * 15 * 2. License 16 * 17 * 2.1. This is your license from Intel Corp. under its intellectual property 18 * rights. You may have additional license terms from the party that provided 19 * you this software, covering your right to use that party's intellectual 20 * property rights. 21 * 22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 23 * copy of the source code appearing in this file ("Covered Code") an 24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 25 * base code distributed originally by Intel ("Original Intel Code") to copy, 26 * make derivatives, distribute, use and display any portion of the Covered 27 * Code in any form, with the right to sublicense such rights; and 28 * 29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 30 * license (with the right to sublicense), under only those claims of Intel 31 * patents that are infringed by the Original Intel Code, to make, use, sell, 32 * offer to sell, and import the Covered Code and derivative works thereof 33 * solely to the minimum extent necessary to exercise the above copyright 34 * license, and in no event shall the patent license extend to any additions 35 * to or modifications of the Original Intel Code. No other license or right 36 * is granted directly or by implication, estoppel or otherwise; 37 * 38 * The above copyright and patent license is granted only if the following 39 * conditions are met: 40 * 41 * 3. Conditions 42 * 43 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 44 * Redistribution of source code of any substantial portion of the Covered 45 * Code or modification with rights to further distribute source must include 46 * the above Copyright Notice, the above License, this list of Conditions, 47 * and the following Disclaimer and Export Compliance provision. In addition, 48 * Licensee must cause all Covered Code to which Licensee contributes to 49 * contain a file documenting the changes Licensee made to create that Covered 50 * Code and the date of any change. Licensee must include in that file the 51 * documentation of any changes made by any predecessor Licensee. Licensee 52 * must include a prominent statement that the modification is derived, 53 * directly or indirectly, from Original Intel Code. 54 * 55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 56 * Redistribution of source code of any substantial portion of the Covered 57 * Code or modification without rights to further distribute source must 58 * include the following Disclaimer and Export Compliance provision in the 59 * documentation and/or other materials provided with distribution. In 60 * addition, Licensee may not authorize further sublicense of source of any 61 * portion of the Covered Code, and must include terms to the effect that the 62 * license from Licensee to its licensee is limited to the intellectual 63 * property embodied in the software Licensee provides to its licensee, and 64 * not to intellectual property embodied in modifications its licensee may 65 * make. 66 * 67 * 3.3. Redistribution of Executable. Redistribution in executable form of any 68 * substantial portion of the Covered Code or modification must reproduce the 69 * above Copyright Notice, and the following Disclaimer and Export Compliance 70 * provision in the documentation and/or other materials provided with the 71 * distribution. 72 * 73 * 3.4. Intel retains all right, title, and interest in and to the Original 74 * Intel Code. 75 * 76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 77 * Intel shall be used in advertising or otherwise to promote the sale, use or 78 * other dealings in products derived from or relating to the Covered Code 79 * without prior written authorization from Intel. 80 * 81 * 4. Disclaimer and Export Compliance 82 * 83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 89 * PARTICULAR PURPOSE. 90 * 91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 98 * LIMITED REMEDY. 99 * 100 * 4.3. Licensee shall not export, either directly or indirectly, any of this 101 * software or system incorporating such software without first obtaining any 102 * required license or other approval from the U. S. Department of Commerce or 103 * any other agency or department of the United States Government. In the 104 * event Licensee exports any such software from the United States or 105 * re-exports any such software from a foreign destination, Licensee shall 106 * ensure that the distribution and export/re-export of the software is in 107 * compliance with all laws, regulations, orders, or other restrictions of the 108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 109 * any of its subsidiaries will export/re-export any technical data, process, 110 * software, or service, directly or indirectly, to any country for which the 111 * United States government or any agency thereof requires an export license, 112 * other governmental approval, or letter of assurance, without first obtaining 113 * such license, approval or letter. 114 * 115 *****************************************************************************/ 116 117 118 #include <contrib/dev/acpica/acpi.h> 119 #include <contrib/dev/acpica/acparser.h> 120 #include <contrib/dev/acpica/amlcode.h> 121 #include <contrib/dev/acpica/acdebug.h> 122 #include <contrib/dev/acpica/acdisasm.h> 123 #include <contrib/dev/acpica/acdispat.h> 124 #include <contrib/dev/acpica/acnamesp.h> 125 #include <contrib/dev/acpica/actables.h> 126 #include <contrib/dev/acpica/acapps.h> 127 128 #include <stdio.h> 129 #include <time.h> 130 131 132 #define _COMPONENT ACPI_TOOLS 133 ACPI_MODULE_NAME ("adisasm") 134 135 extern int AslCompilerdebug; 136 137 ACPI_STATUS 138 LsDisplayNamespace ( 139 void); 140 141 void 142 LsSetupNsList (void * Handle); 143 144 145 /* Local prototypes */ 146 147 void 148 AdCreateTableHeader ( 149 char *Filename, 150 ACPI_TABLE_HEADER *Table); 151 152 void 153 AdDisassemblerHeader ( 154 char *Filename); 155 156 ACPI_PARSE_OBJECT *AcpiGbl_ParseOpRoot; 157 158 159 /* Stubs for ASL compiler */ 160 161 #ifndef ACPI_ASL_COMPILER 162 BOOLEAN 163 AcpiDsIsResultUsed ( 164 ACPI_PARSE_OBJECT *Op, 165 ACPI_WALK_STATE *WalkState) 166 { 167 return TRUE; 168 } 169 170 ACPI_STATUS 171 AcpiDsMethodError ( 172 ACPI_STATUS Status, 173 ACPI_WALK_STATE *WalkState) 174 { 175 return (Status); 176 } 177 178 #endif 179 180 ACPI_STATUS 181 AcpiNsLoadTable ( 182 ACPI_NATIVE_UINT TableIndex, 183 ACPI_NAMESPACE_NODE *Node) 184 { 185 return (AE_NOT_IMPLEMENTED); 186 } 187 188 ACPI_STATUS 189 AcpiDsRestartControlMethod ( 190 ACPI_WALK_STATE *WalkState, 191 ACPI_OPERAND_OBJECT *ReturnDesc) 192 { 193 return (AE_OK); 194 } 195 196 void 197 AcpiDsTerminateControlMethod ( 198 ACPI_OPERAND_OBJECT *MethodDesc, 199 ACPI_WALK_STATE *WalkState) 200 { 201 return; 202 } 203 204 ACPI_STATUS 205 AcpiDsCallControlMethod ( 206 ACPI_THREAD_STATE *Thread, 207 ACPI_WALK_STATE *WalkState, 208 ACPI_PARSE_OBJECT *Op) 209 { 210 return (AE_OK); 211 } 212 213 ACPI_STATUS 214 AcpiDsMethodDataInitArgs ( 215 ACPI_OPERAND_OBJECT **Params, 216 UINT32 MaxParamCount, 217 ACPI_WALK_STATE *WalkState) 218 { 219 return (AE_OK); 220 } 221 222 223 ACPI_TABLE_DESC LocalTables[1]; 224 225 226 /******************************************************************************* 227 * 228 * FUNCTION: AdInitialize 229 * 230 * PARAMETERS: None. 231 * 232 * RETURN: Status 233 * 234 * DESCRIPTION: CA initialization 235 * 236 ******************************************************************************/ 237 238 ACPI_STATUS 239 AdInitialize ( 240 void) 241 { 242 ACPI_STATUS Status; 243 244 245 /* ACPI CA subsystem initialization */ 246 247 Status = AcpiOsInitialize (); 248 AcpiUtInitGlobals (); 249 250 Status = AcpiUtMutexInitialize (); 251 if (ACPI_FAILURE (Status)) 252 { 253 return Status; 254 } 255 256 Status = AcpiNsRootInitialize (); 257 if (ACPI_FAILURE (Status)) 258 { 259 return Status; 260 } 261 262 /* Setup the Table Manager (cheat - there is no RSDT) */ 263 264 AcpiGbl_RootTableList.Size = 1; 265 AcpiGbl_RootTableList.Count = 0; 266 AcpiGbl_RootTableList.Tables = LocalTables; 267 268 return Status; 269 } 270 271 272 /******************************************************************************* 273 * 274 * FUNCTION: AdAddExternalsToNamespace 275 * 276 * PARAMETERS: 277 * 278 * RETURN: Status 279 * 280 * DESCRIPTION: 281 * 282 ******************************************************************************/ 283 284 void 285 AdAddExternalsToNamespace ( 286 void) 287 { 288 ACPI_STATUS Status; 289 ACPI_NAMESPACE_NODE *Node; 290 ACPI_EXTERNAL_LIST *External = AcpiGbl_ExternalList; 291 ACPI_OPERAND_OBJECT *MethodDesc; 292 293 294 while (External) 295 { 296 Status = AcpiNsLookup (NULL, External->InternalPath, External->Type, 297 ACPI_IMODE_LOAD_PASS1, ACPI_NS_EXTERNAL | ACPI_NS_DONT_OPEN_SCOPE, 298 NULL, &Node); 299 300 if (External->Type == ACPI_TYPE_METHOD) 301 { 302 MethodDesc = AcpiUtCreateInternalObject (ACPI_TYPE_METHOD); 303 MethodDesc->Method.ParamCount = (UINT8) External->Value; 304 Node->Object = MethodDesc; 305 } 306 307 External = External->Next; 308 } 309 } 310 311 312 /******************************************************************************* 313 * 314 * FUNCTION: AdMethodExternalCount 315 * 316 * PARAMETERS: None 317 * 318 * RETURN: Status 319 * 320 * DESCRIPTION: Return the number of externals that have been generated 321 * 322 ******************************************************************************/ 323 324 UINT32 325 AdMethodExternalCount ( 326 void) 327 { 328 ACPI_EXTERNAL_LIST *External = AcpiGbl_ExternalList; 329 UINT32 Count = 0; 330 331 332 while (External) 333 { 334 if (External->Type == ACPI_TYPE_METHOD) 335 { 336 Count++; 337 } 338 339 External = External->Next; 340 } 341 342 return (Count); 343 } 344 345 346 /****************************************************************************** 347 * 348 * FUNCTION: AdAmlDisassemble 349 * 350 * PARAMETERS: Filename - AML input filename 351 * OutToFile - TRUE if output should go to a file 352 * Prefix - Path prefix for output 353 * OutFilename - where the filename is returned 354 * GetAllTables - TRUE if all tables are desired 355 * 356 * RETURN: Status 357 * 358 * DESCRIPTION: Disassemble an entire ACPI table 359 * 360 *****************************************************************************/ 361 362 extern char *Gbl_ExternalFilename; 363 364 ACPI_STATUS 365 AdAmlDisassemble ( 366 BOOLEAN OutToFile, 367 char *Filename, 368 char *Prefix, 369 char **OutFilename, 370 BOOLEAN GetAllTables) 371 { 372 ACPI_STATUS Status; 373 char *DisasmFilename = NULL; 374 FILE *File = NULL; 375 ACPI_TABLE_HEADER *Table; 376 ACPI_TABLE_HEADER *ExternalTable; 377 378 379 /* 380 * Input: AML Code from either a file, 381 * or via GetTables (memory or registry) 382 */ 383 if (Filename) 384 { 385 Status = AcpiDbGetTableFromFile (Filename, &Table); 386 if (ACPI_FAILURE (Status)) 387 { 388 return Status; 389 } 390 391 if (Gbl_ExternalFilename) 392 { 393 Status = AcpiDbGetTableFromFile (Gbl_ExternalFilename, &ExternalTable); 394 if (ACPI_FAILURE (Status)) 395 { 396 return Status; 397 } 398 } 399 } 400 else 401 { 402 Status = AdGetLocalTables (Filename, GetAllTables); 403 if (ACPI_FAILURE (Status)) 404 { 405 AcpiOsPrintf ("Could not get ACPI tables, %s\n", 406 AcpiFormatException (Status)); 407 return Status; 408 } 409 410 if (!AcpiGbl_DbOpt_disasm) 411 { 412 return AE_OK; 413 } 414 415 /* Obtained the local tables, just disassemble the DSDT */ 416 417 Status = AcpiGetTable (ACPI_SIG_DSDT, 0, &Table); 418 if (ACPI_FAILURE (Status)) 419 { 420 AcpiOsPrintf ("Could not get DSDT, %s\n", 421 AcpiFormatException (Status)); 422 return Status; 423 } 424 425 AcpiOsPrintf ("\nDisassembly of DSDT\n"); 426 Prefix = AdGenerateFilename ("dsdt", Table->OemTableId); 427 } 428 429 /* 430 * Output: ASL code. 431 * Redirect to a file if requested 432 */ 433 if (OutToFile) 434 { 435 /* Create/Open a disassembly output file */ 436 437 DisasmFilename = FlGenerateFilename (Prefix, FILE_SUFFIX_DISASSEMBLY); 438 if (!OutFilename) 439 { 440 fprintf (stderr, "Could not generate output filename\n"); 441 Status = AE_ERROR; 442 goto Cleanup; 443 } 444 445 File = fopen (DisasmFilename, "w+"); 446 if (!File) 447 { 448 fprintf (stderr, "Could not open output file %s\n", DisasmFilename); 449 Status = AE_ERROR; 450 goto Cleanup; 451 } 452 453 AcpiOsRedirectOutput (File); 454 } 455 456 *OutFilename = DisasmFilename; 457 458 if (!AcpiUtIsAmlTable (Table)) 459 { 460 AdDisassemblerHeader (Filename); 461 AcpiOsPrintf (" * ACPI Data Table [%4.4s]\n *\n", 462 Table->Signature); 463 AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength] FieldName : FieldValue\n */\n\n"); 464 465 AcpiDmDumpDataTable (Table); 466 fprintf (stderr, "Acpi Data Table [%4.4s] decoded, written to \"%s\"\n", 467 Table->Signature, DisasmFilename); 468 } 469 else 470 { 471 /* Always parse the tables, only option is what to display */ 472 473 Status = AdParseTable (Table); 474 if (ACPI_FAILURE (Status)) 475 { 476 AcpiOsPrintf ("Could not parse ACPI tables, %s\n", 477 AcpiFormatException (Status)); 478 goto Cleanup; 479 } 480 481 if (AslCompilerdebug) 482 { 483 AcpiOsPrintf ("/**** Before second load\n"); 484 485 LsSetupNsList (File); 486 LsDisplayNamespace (); 487 AcpiOsPrintf ("*****/\n"); 488 } 489 490 /* 491 * Load namespace from names created within control methods 492 */ 493 AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode); 494 495 /* 496 * Cross reference the namespace here, in order to generate External() statements 497 */ 498 AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode); 499 500 if (AslCompilerdebug) 501 { 502 AcpiDmDumpTree (AcpiGbl_ParseOpRoot); 503 } 504 505 /* Find possible calls to external control methods */ 506 507 AcpiDmFindOrphanMethods (AcpiGbl_ParseOpRoot); 508 509 /* Convert fixed-offset references to resource descriptors to symbolic references */ 510 511 AcpiDmConvertResourceIndexes (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode); 512 513 if (AslCompilerdebug) 514 { 515 AcpiOsPrintf ("/**** After second load and resource conversion\n"); 516 LsSetupNsList (File); 517 LsDisplayNamespace (); 518 AcpiOsPrintf ("*****/\n"); 519 } 520 521 /* 522 * If we found any external control methods, we must reparse the entire 523 * tree with the new information (namely, the number of arguments per 524 * method) 525 */ 526 if (AdMethodExternalCount ()) 527 { 528 fprintf (stderr, 529 "\nFound %d external control methods, reparsing with new information\n", 530 AdMethodExternalCount()); 531 532 /* 533 * Reparse, rebuild namespace. no need to xref namespace 534 */ 535 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 536 AcpiNsDeleteNamespaceSubtree (AcpiGbl_RootNode); 537 538 AcpiGbl_RootNode = NULL; 539 AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME; 540 AcpiGbl_RootNodeStruct.DescriptorType = ACPI_DESC_TYPE_NAMED; 541 AcpiGbl_RootNodeStruct.Type = ACPI_TYPE_DEVICE; 542 AcpiGbl_RootNodeStruct.Child = NULL; 543 AcpiGbl_RootNodeStruct.Peer = NULL; 544 AcpiGbl_RootNodeStruct.Object = NULL; 545 AcpiGbl_RootNodeStruct.Flags = ANOBJ_END_OF_PEER_LIST; 546 547 Status = AcpiNsRootInitialize (); 548 AdAddExternalsToNamespace (); 549 550 Status = AdParseTable (Table); 551 if (ACPI_FAILURE (Status)) 552 { 553 AcpiOsPrintf ("Could not parse ACPI tables, %s\n", 554 AcpiFormatException (Status)); 555 goto Cleanup; 556 } 557 558 if (AslCompilerdebug) 559 { 560 AcpiDmDumpTree (AcpiGbl_ParseOpRoot); 561 } 562 } 563 564 /* Optional displays */ 565 566 if (AcpiGbl_DbOpt_disasm) 567 { 568 AdDisplayTables (Filename, Table); 569 fprintf (stderr, 570 "Disassembly completed, written to \"%s\"\n", 571 DisasmFilename); 572 } 573 } 574 575 Cleanup: 576 if (OutToFile && File) 577 { 578 579 #ifdef ASL_DISASM_DEBUG 580 LsSetupNsList (File); 581 LsDisplayNamespace (); 582 #endif 583 fclose (File); 584 AcpiOsRedirectOutput (stdout); 585 } 586 587 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 588 return Status; 589 } 590 591 592 /****************************************************************************** 593 * 594 * FUNCTION: AdDisassemblerHeader 595 * 596 * PARAMETERS: Filename - Input file for the table 597 * 598 * RETURN: None 599 * 600 * DESCRIPTION: Create the disassembler header, including ACPI CA signon with 601 * current time and date. 602 * 603 *****************************************************************************/ 604 605 void 606 AdDisassemblerHeader ( 607 char *Filename) 608 { 609 time_t Timer; 610 611 time (&Timer); 612 613 /* Header and input table info */ 614 615 AcpiOsPrintf ("/*\n * Intel ACPI Component Architecture\n"); 616 AcpiOsPrintf (" * AML Disassembler version %8.8X\n", ACPI_CA_VERSION); 617 618 AcpiOsPrintf (" *\n * Disassembly of %s, %s", Filename, ctime (&Timer)); 619 AcpiOsPrintf (" *\n"); 620 } 621 622 623 /****************************************************************************** 624 * 625 * FUNCTION: AdCreateTableHeader 626 * 627 * PARAMETERS: Filename - Input file for the table 628 * Table - Pointer to the raw table 629 * 630 * RETURN: None 631 * 632 * DESCRIPTION: Create the ASL table header, including ACPI CA signon with 633 * current time and date. 634 * 635 *****************************************************************************/ 636 637 void 638 AdCreateTableHeader ( 639 char *Filename, 640 ACPI_TABLE_HEADER *Table) 641 { 642 char *NewFilename; 643 644 645 AdDisassemblerHeader (Filename); 646 647 AcpiOsPrintf (" *\n * Original Table Header:\n"); 648 AcpiOsPrintf (" * Signature \"%4.4s\"\n", Table->Signature); 649 AcpiOsPrintf (" * Length 0x%8.8X (%u)\n", Table->Length, Table->Length); 650 AcpiOsPrintf (" * Revision 0x%2.2X\n", Table->Revision); 651 AcpiOsPrintf (" * OEM ID \"%.6s\"\n", Table->OemId); 652 AcpiOsPrintf (" * OEM Table ID \"%.8s\"\n", Table->OemTableId); 653 AcpiOsPrintf (" * OEM Revision 0x%8.8X (%u)\n", Table->OemRevision, Table->OemRevision); 654 AcpiOsPrintf (" * Creator ID \"%.4s\"\n", Table->AslCompilerId); 655 AcpiOsPrintf (" * Creator Revision 0x%8.8X (%u)\n", Table->AslCompilerRevision, Table->AslCompilerRevision); 656 AcpiOsPrintf (" */\n"); 657 658 /* Create AML output filename based on input filename */ 659 660 if (Filename) 661 { 662 NewFilename = FlGenerateFilename (Filename, "aml"); 663 } 664 else 665 { 666 NewFilename = ACPI_ALLOCATE_ZEROED (9); 667 strncat (NewFilename, Table->Signature, 4); 668 strcat (NewFilename, ".aml"); 669 } 670 671 /* Open the ASL definition block */ 672 673 AcpiOsPrintf ( 674 "DefinitionBlock (\"%s\", \"%4.4s\", %hd, \"%.6s\", \"%.8s\", 0x%8.8X)\n", 675 NewFilename, Table->Signature, Table->Revision, 676 Table->OemId, Table->OemTableId, Table->OemRevision); 677 } 678 679 680 /****************************************************************************** 681 * 682 * FUNCTION: AdDisplayTables 683 * 684 * PARAMETERS: Filename - Input file for the table 685 * Table - Pointer to the raw table 686 * 687 * RETURN: Status 688 * 689 * DESCRIPTION: Display (disassemble) loaded tables and dump raw tables 690 * 691 *****************************************************************************/ 692 693 ACPI_STATUS 694 AdDisplayTables ( 695 char *Filename, 696 ACPI_TABLE_HEADER *Table) 697 { 698 699 700 if (!AcpiGbl_ParseOpRoot) 701 { 702 return AE_NOT_EXIST; 703 } 704 705 if (!AcpiGbl_DbOpt_verbose) 706 { 707 AdCreateTableHeader (Filename, Table); 708 } 709 710 AcpiDmDisassemble (NULL, AcpiGbl_ParseOpRoot, ACPI_UINT32_MAX); 711 712 if (AcpiGbl_DbOpt_verbose) 713 { 714 AcpiOsPrintf ("\n\nTable Header:\n"); 715 AcpiUtDumpBuffer ((UINT8 *) Table, sizeof (ACPI_TABLE_HEADER), 716 DB_BYTE_DISPLAY, ACPI_UINT32_MAX); 717 718 AcpiOsPrintf ("Table Body (Length 0x%X)\n", Table->Length); 719 AcpiUtDumpBuffer (((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)), Table->Length, 720 DB_BYTE_DISPLAY, ACPI_UINT32_MAX); 721 } 722 723 return AE_OK; 724 } 725 726 727 /****************************************************************************** 728 * 729 * FUNCTION: AdDeferredParse 730 * 731 * PARAMETERS: Op - Root Op of the deferred opcode 732 * Aml - Pointer to the raw AML 733 * AmlLength - Length of the AML 734 * 735 * RETURN: Status 736 * 737 * DESCRIPTION: Parse one deferred opcode 738 * (Methods, operation regions, etc.) 739 * 740 *****************************************************************************/ 741 742 ACPI_STATUS 743 AdDeferredParse ( 744 ACPI_PARSE_OBJECT *Op, 745 UINT8 *Aml, 746 UINT32 AmlLength) 747 { 748 ACPI_WALK_STATE *WalkState; 749 ACPI_STATUS Status; 750 ACPI_PARSE_OBJECT *SearchOp; 751 ACPI_PARSE_OBJECT *StartOp; 752 UINT32 BaseAmlOffset; 753 ACPI_PARSE_OBJECT *ExtraOp; 754 755 756 ACPI_FUNCTION_TRACE (AdDeferredParse); 757 758 759 fprintf (stderr, "."); 760 761 if (!Aml || !AmlLength) 762 { 763 return_ACPI_STATUS (AE_OK); 764 } 765 766 ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "Parsing %s [%4.4s]\n", 767 Op->Common.AmlOpName, (char *) &Op->Named.Name)); 768 769 WalkState = AcpiDsCreateWalkState (0, Op, NULL, NULL); 770 if (!WalkState) 771 { 772 return_ACPI_STATUS (AE_NO_MEMORY); 773 } 774 775 Status = AcpiDsInitAmlWalk (WalkState, Op, NULL, Aml, 776 AmlLength, NULL, ACPI_IMODE_LOAD_PASS1); 777 if (ACPI_FAILURE (Status)) 778 { 779 return_ACPI_STATUS (Status); 780 } 781 782 /* Parse the method */ 783 784 WalkState->ParseFlags &= ~ACPI_PARSE_DELETE_TREE; 785 WalkState->ParseFlags |= ACPI_PARSE_DISASSEMBLE; 786 Status = AcpiPsParseAml (WalkState); 787 788 /* 789 * We need to update all of the Aml offsets, since the parser thought 790 * that the method began at offset zero. In reality, it began somewhere 791 * within the ACPI table, at the BaseAmlOffset. Walk the entire tree that 792 * was just created and update the AmlOffset in each Op 793 */ 794 BaseAmlOffset = (Op->Common.Value.Arg)->Common.AmlOffset + 1; 795 StartOp = (Op->Common.Value.Arg)->Common.Next; 796 SearchOp = StartOp; 797 798 /* Walk the parse tree */ 799 800 while (SearchOp) 801 { 802 SearchOp->Common.AmlOffset += BaseAmlOffset; 803 SearchOp = AcpiPsGetDepthNext (StartOp, SearchOp); 804 } 805 806 /* 807 * Link the newly parsed subtree into the main parse tree 808 */ 809 switch (Op->Common.AmlOpcode) 810 { 811 case AML_BUFFER_OP: 812 case AML_PACKAGE_OP: 813 case AML_VAR_PACKAGE_OP: 814 815 switch (Op->Common.AmlOpcode) 816 { 817 case AML_PACKAGE_OP: 818 ExtraOp = Op->Common.Value.Arg; 819 ExtraOp = ExtraOp->Common.Next; 820 Op->Common.Value.Arg = ExtraOp->Common.Value.Arg; 821 break; 822 823 case AML_VAR_PACKAGE_OP: 824 case AML_BUFFER_OP: 825 default: 826 ExtraOp = Op->Common.Value.Arg; 827 Op->Common.Value.Arg = ExtraOp->Common.Value.Arg; 828 break; 829 } 830 831 /* Must point all parents to the main tree */ 832 833 StartOp = Op; 834 SearchOp = StartOp; 835 while (SearchOp) 836 { 837 if (SearchOp->Common.Parent == ExtraOp) 838 { 839 SearchOp->Common.Parent = Op; 840 } 841 SearchOp = AcpiPsGetDepthNext (StartOp, SearchOp); 842 } 843 break; 844 845 default: 846 break; 847 } 848 849 return_ACPI_STATUS (AE_OK); 850 } 851 852 853 /****************************************************************************** 854 * 855 * FUNCTION: AdParseDeferredOps 856 * 857 * PARAMETERS: Root - Root of the parse tree 858 * 859 * RETURN: Status 860 * 861 * DESCRIPTION: Parse the deferred opcodes (Methods, regions, etc.) 862 * 863 *****************************************************************************/ 864 865 ACPI_STATUS 866 AdParseDeferredOps ( 867 ACPI_PARSE_OBJECT *Root) 868 { 869 ACPI_PARSE_OBJECT *Op = Root; 870 ACPI_STATUS Status = AE_OK; 871 const ACPI_OPCODE_INFO *OpInfo; 872 873 874 ACPI_FUNCTION_NAME (AdParseDeferredOps); 875 fprintf (stderr, "Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions)\n"); 876 877 while (Op) 878 { 879 OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode); 880 if (!(OpInfo->Flags & AML_DEFER)) 881 { 882 Op = AcpiPsGetDepthNext (Root, Op); 883 continue; 884 } 885 886 switch (Op->Common.AmlOpcode) 887 { 888 case AML_METHOD_OP: 889 case AML_BUFFER_OP: 890 case AML_PACKAGE_OP: 891 case AML_VAR_PACKAGE_OP: 892 893 Status = AdDeferredParse (Op, Op->Named.Data, Op->Named.Length); 894 if (ACPI_FAILURE (Status)) 895 { 896 return_ACPI_STATUS (Status); 897 } 898 break; 899 900 case AML_REGION_OP: 901 case AML_CREATE_QWORD_FIELD_OP: 902 case AML_CREATE_DWORD_FIELD_OP: 903 case AML_CREATE_WORD_FIELD_OP: 904 case AML_CREATE_BYTE_FIELD_OP: 905 case AML_CREATE_BIT_FIELD_OP: 906 case AML_CREATE_FIELD_OP: 907 908 /* Nothing to do in these cases */ 909 910 break; 911 912 default: 913 ACPI_ERROR ((AE_INFO, "Unhandled deferred opcode [%s]", 914 Op->Common.AmlOpName)); 915 break; 916 } 917 918 Op = AcpiPsGetDepthNext (Root, Op); 919 } 920 921 fprintf (stderr, "\n"); 922 return Status; 923 } 924 925 926 /****************************************************************************** 927 * 928 * FUNCTION: AdGetLocalTables 929 * 930 * PARAMETERS: Filename - Not used 931 * GetAllTables - TRUE if all tables are desired 932 * 933 * RETURN: Status 934 * 935 * DESCRIPTION: Get the ACPI tables from either memory or a file 936 * 937 *****************************************************************************/ 938 939 ACPI_STATUS 940 AdGetLocalTables ( 941 char *Filename, 942 BOOLEAN GetAllTables) 943 { 944 ACPI_STATUS Status; 945 ACPI_TABLE_HEADER TableHeader; 946 ACPI_TABLE_HEADER *NewTable; 947 UINT32 NumTables; 948 UINT32 PointerSize; 949 ACPI_NATIVE_UINT TableIndex; 950 951 952 if (GetAllTables) 953 { 954 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_RSDT); 955 AcpiOsTableOverride (&TableHeader, &NewTable); 956 if (!NewTable) 957 { 958 fprintf (stderr, "Could not obtain RSDT\n"); 959 return AE_NO_ACPI_TABLES; 960 } 961 962 if (ACPI_COMPARE_NAME (NewTable->Signature, ACPI_SIG_RSDT)) 963 { 964 PointerSize = sizeof (UINT32); 965 } 966 else 967 { 968 PointerSize = sizeof (UINT64); 969 } 970 971 /* 972 * Determine the number of tables pointed to by the RSDT/XSDT. 973 * This is defined by the ACPI Specification to be the number of 974 * pointers contained within the RSDT/XSDT. The size of the pointers 975 * is architecture-dependent. 976 */ 977 NumTables = (NewTable->Length - sizeof (ACPI_TABLE_HEADER)) / PointerSize; 978 AcpiOsPrintf ("There are %d tables defined in the %4.4s\n\n", 979 NumTables, NewTable->Signature); 980 981 /* Get the FADT */ 982 983 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_FADT); 984 AcpiOsTableOverride (&TableHeader, &NewTable); 985 if (NewTable) 986 { 987 AdWriteTable (NewTable, NewTable->Length, 988 ACPI_SIG_FADT, NewTable->OemTableId); 989 } 990 AcpiOsPrintf ("\n"); 991 992 /* Don't bother with FACS, it is usually all zeros */ 993 } 994 995 /* Always get the DSDT */ 996 997 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_DSDT); 998 AcpiOsTableOverride (&TableHeader, &NewTable); 999 if (NewTable) 1000 { 1001 AdWriteTable (NewTable, NewTable->Length, 1002 ACPI_SIG_DSDT, NewTable->OemTableId); 1003 1004 /* Store DSDT in the Table Manager */ 1005 1006 Status = AcpiTbStoreTable (0, NewTable, NewTable->Length, 1007 0, &TableIndex); 1008 } 1009 else 1010 { 1011 fprintf (stderr, "Could not obtain DSDT\n"); 1012 return AE_NO_ACPI_TABLES; 1013 } 1014 1015 #if 0 1016 /* TBD: Future implementation */ 1017 1018 AcpiOsPrintf ("\n"); 1019 1020 /* Get all SSDTs */ 1021 1022 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_SSDT); 1023 do 1024 { 1025 NewTable = NULL; 1026 Status = AcpiOsTableOverride (&TableHeader, &NewTable); 1027 1028 } while (NewTable); 1029 #endif 1030 1031 return AE_OK; 1032 } 1033 1034 1035 /****************************************************************************** 1036 * 1037 * FUNCTION: AdParseTable 1038 * 1039 * PARAMETERS: Table - Pointer to the raw table 1040 * 1041 * RETURN: Status 1042 * 1043 * DESCRIPTION: Parse the DSDT. 1044 * 1045 *****************************************************************************/ 1046 1047 ACPI_STATUS 1048 AdParseTable ( 1049 ACPI_TABLE_HEADER *Table) 1050 { 1051 ACPI_STATUS Status = AE_OK; 1052 ACPI_WALK_STATE *WalkState; 1053 UINT8 *AmlStart; 1054 UINT32 AmlLength; 1055 ACPI_NATIVE_UINT TableIndex; 1056 1057 1058 if (!Table) 1059 { 1060 return AE_NOT_EXIST; 1061 } 1062 1063 /* Pass 1: Parse everything except control method bodies */ 1064 1065 fprintf (stderr, "Pass 1 parse of [%4.4s]\n", (char *) Table->Signature); 1066 1067 AmlLength = Table->Length - sizeof (ACPI_TABLE_HEADER); 1068 AmlStart = ((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)); 1069 1070 /* Create the root object */ 1071 1072 AcpiGbl_ParseOpRoot = AcpiPsCreateScopeOp (); 1073 if (!AcpiGbl_ParseOpRoot) 1074 { 1075 return AE_NO_MEMORY; 1076 } 1077 1078 /* Create and initialize a new walk state */ 1079 1080 WalkState = AcpiDsCreateWalkState (0, 1081 AcpiGbl_ParseOpRoot, NULL, NULL); 1082 if (!WalkState) 1083 { 1084 return (AE_NO_MEMORY); 1085 } 1086 1087 Status = AcpiDsInitAmlWalk (WalkState, AcpiGbl_ParseOpRoot, 1088 NULL, AmlStart, AmlLength, NULL, ACPI_IMODE_LOAD_PASS1); 1089 if (ACPI_FAILURE (Status)) 1090 { 1091 return (Status); 1092 } 1093 1094 WalkState->ParseFlags &= ~ACPI_PARSE_DELETE_TREE; 1095 WalkState->ParseFlags |= ACPI_PARSE_DISASSEMBLE; 1096 1097 Status = AcpiPsParseAml (WalkState); 1098 if (ACPI_FAILURE (Status)) 1099 { 1100 return Status; 1101 } 1102 1103 /* Pass 2 */ 1104 1105 Status = AcpiTbStoreTable ((ACPI_NATIVE_UINT) Table, Table, 1106 Table->Length, ACPI_TABLE_ORIGIN_ALLOCATED, &TableIndex); 1107 if (ACPI_FAILURE (Status)) 1108 { 1109 return Status; 1110 } 1111 1112 fprintf (stderr, "Pass 2 parse of [%4.4s]\n", (char *) Table->Signature); 1113 1114 Status = AcpiNsOneCompleteParse (ACPI_IMODE_LOAD_PASS2, 0); 1115 if (ACPI_FAILURE (Status)) 1116 { 1117 return (Status); 1118 } 1119 1120 /* Pass 3: Parse control methods and link their parse trees into the main parse tree */ 1121 1122 Status = AdParseDeferredOps (AcpiGbl_ParseOpRoot); 1123 1124 /* Process Resource Templates */ 1125 1126 AcpiDmFindResources (AcpiGbl_ParseOpRoot); 1127 1128 fprintf (stderr, "Parsing completed\n"); 1129 return AE_OK; 1130 } 1131 1132 1133