1 /****************************************************************************** 2 * 3 * Module Name: adisasm - Application-level disassembler routines 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2014, Intel Corp. 9 * All rights reserved. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions, and the following disclaimer, 16 * without modification. 17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 18 * substantially similar to the "NO WARRANTY" disclaimer below 19 * ("Disclaimer") and any redistribution must be conditioned upon 20 * including a substantially similar Disclaimer requirement for further 21 * binary redistribution. 22 * 3. Neither the names of the above-listed copyright holders nor the names 23 * of any contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * Alternatively, this software may be distributed under the terms of the 27 * GNU General Public License ("GPL") version 2 as published by the Free 28 * Software Foundation. 29 * 30 * NO WARRANTY 31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR 34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 41 * POSSIBILITY OF SUCH DAMAGES. 42 */ 43 44 #include <contrib/dev/acpica/compiler/aslcompiler.h> 45 #include <contrib/dev/acpica/include/acparser.h> 46 #include <contrib/dev/acpica/include/amlcode.h> 47 #include <contrib/dev/acpica/include/acdisasm.h> 48 #include <contrib/dev/acpica/include/acdispat.h> 49 #include <contrib/dev/acpica/include/acnamesp.h> 50 #include <contrib/dev/acpica/include/actables.h> 51 #include <contrib/dev/acpica/include/acapps.h> 52 53 #include <stdio.h> 54 #include <time.h> 55 56 57 #define _COMPONENT ACPI_TOOLS 58 ACPI_MODULE_NAME ("adisasm") 59 60 /* Local prototypes */ 61 62 static void 63 AdCreateTableHeader ( 64 char *Filename, 65 ACPI_TABLE_HEADER *Table); 66 67 /* Stubs for ASL compiler */ 68 69 #ifndef ACPI_ASL_COMPILER 70 BOOLEAN 71 AcpiDsIsResultUsed ( 72 ACPI_PARSE_OBJECT *Op, 73 ACPI_WALK_STATE *WalkState) 74 { 75 return TRUE; 76 } 77 78 ACPI_STATUS 79 AcpiDsMethodError ( 80 ACPI_STATUS Status, 81 ACPI_WALK_STATE *WalkState) 82 { 83 return (Status); 84 } 85 #endif 86 87 ACPI_STATUS 88 AcpiNsLoadTable ( 89 UINT32 TableIndex, 90 ACPI_NAMESPACE_NODE *Node) 91 { 92 return (AE_NOT_IMPLEMENTED); 93 } 94 95 ACPI_STATUS 96 AcpiDsRestartControlMethod ( 97 ACPI_WALK_STATE *WalkState, 98 ACPI_OPERAND_OBJECT *ReturnDesc) 99 { 100 return (AE_OK); 101 } 102 103 void 104 AcpiDsTerminateControlMethod ( 105 ACPI_OPERAND_OBJECT *MethodDesc, 106 ACPI_WALK_STATE *WalkState) 107 { 108 return; 109 } 110 111 ACPI_STATUS 112 AcpiDsCallControlMethod ( 113 ACPI_THREAD_STATE *Thread, 114 ACPI_WALK_STATE *WalkState, 115 ACPI_PARSE_OBJECT *Op) 116 { 117 return (AE_OK); 118 } 119 120 ACPI_STATUS 121 AcpiDsMethodDataInitArgs ( 122 ACPI_OPERAND_OBJECT **Params, 123 UINT32 MaxParamCount, 124 ACPI_WALK_STATE *WalkState) 125 { 126 return (AE_OK); 127 } 128 129 130 static ACPI_TABLE_DESC LocalTables[1]; 131 ACPI_PARSE_OBJECT *AcpiGbl_ParseOpRoot; 132 133 134 /******************************************************************************* 135 * 136 * FUNCTION: AdInitialize 137 * 138 * PARAMETERS: None 139 * 140 * RETURN: Status 141 * 142 * DESCRIPTION: ACPICA and local initialization 143 * 144 ******************************************************************************/ 145 146 ACPI_STATUS 147 AdInitialize ( 148 void) 149 { 150 ACPI_STATUS Status; 151 152 153 /* ACPICA subsystem initialization */ 154 155 Status = AcpiOsInitialize (); 156 if (ACPI_FAILURE (Status)) 157 { 158 return (Status); 159 } 160 161 Status = AcpiUtInitGlobals (); 162 if (ACPI_FAILURE (Status)) 163 { 164 return (Status); 165 } 166 167 Status = AcpiUtMutexInitialize (); 168 if (ACPI_FAILURE (Status)) 169 { 170 return (Status); 171 } 172 173 Status = AcpiNsRootInitialize (); 174 if (ACPI_FAILURE (Status)) 175 { 176 return (Status); 177 } 178 179 /* Setup the Table Manager (cheat - there is no RSDT) */ 180 181 AcpiGbl_RootTableList.MaxTableCount = 1; 182 AcpiGbl_RootTableList.CurrentTableCount = 0; 183 AcpiGbl_RootTableList.Tables = LocalTables; 184 185 return (Status); 186 } 187 188 189 /****************************************************************************** 190 * 191 * FUNCTION: AdAmlDisassemble 192 * 193 * PARAMETERS: Filename - AML input filename 194 * OutToFile - TRUE if output should go to a file 195 * Prefix - Path prefix for output 196 * OutFilename - where the filename is returned 197 * 198 * RETURN: Status 199 * 200 * DESCRIPTION: Disassemble an entire ACPI table 201 * 202 *****************************************************************************/ 203 204 ACPI_STATUS 205 AdAmlDisassemble ( 206 BOOLEAN OutToFile, 207 char *Filename, 208 char *Prefix, 209 char **OutFilename) 210 { 211 ACPI_STATUS Status; 212 char *DisasmFilename = NULL; 213 char *ExternalFilename; 214 ACPI_EXTERNAL_FILE *ExternalFileList = AcpiGbl_ExternalFileList; 215 FILE *File = NULL; 216 ACPI_TABLE_HEADER *Table = NULL; 217 ACPI_TABLE_HEADER *ExternalTable; 218 ACPI_OWNER_ID OwnerId; 219 220 221 /* 222 * Input: AML code from either a file or via GetTables (memory or 223 * registry) 224 */ 225 if (Filename) 226 { 227 Status = AcpiDbGetTableFromFile (Filename, &Table); 228 if (ACPI_FAILURE (Status)) 229 { 230 return (Status); 231 } 232 233 /* 234 * External filenames separated by commas 235 * Example: iasl -e file1,file2,file3 -d xxx.aml 236 */ 237 while (ExternalFileList) 238 { 239 ExternalFilename = ExternalFileList->Path; 240 if (!ACPI_STRCMP (ExternalFilename, Filename)) 241 { 242 /* Next external file */ 243 244 ExternalFileList = ExternalFileList->Next; 245 continue; 246 } 247 248 Status = AcpiDbGetTableFromFile (ExternalFilename, &ExternalTable); 249 if (ACPI_FAILURE (Status)) 250 { 251 return (Status); 252 } 253 254 /* Load external table for symbol resolution */ 255 256 if (ExternalTable) 257 { 258 Status = AdParseTable (ExternalTable, &OwnerId, TRUE, TRUE); 259 if (ACPI_FAILURE (Status)) 260 { 261 AcpiOsPrintf ("Could not parse external ACPI tables, %s\n", 262 AcpiFormatException (Status)); 263 return (Status); 264 } 265 266 /* 267 * Load namespace from names created within control methods 268 * Set owner id of nodes in external table 269 */ 270 AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, 271 AcpiGbl_RootNode, OwnerId); 272 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 273 } 274 275 /* Next external file */ 276 277 ExternalFileList = ExternalFileList->Next; 278 } 279 280 /* Clear external list generated by Scope in external tables */ 281 282 if (AcpiGbl_ExternalFileList) 283 { 284 AcpiDmClearExternalList (); 285 } 286 287 /* Load any externals defined in the optional external ref file */ 288 289 AcpiDmGetExternalsFromFile (); 290 } 291 else 292 { 293 Status = AdGetLocalTables (); 294 if (ACPI_FAILURE (Status)) 295 { 296 AcpiOsPrintf ("Could not get ACPI tables, %s\n", 297 AcpiFormatException (Status)); 298 return (Status); 299 } 300 301 if (!AcpiGbl_DbOpt_disasm) 302 { 303 return (AE_OK); 304 } 305 306 /* Obtained the local tables, just disassemble the DSDT */ 307 308 Status = AcpiGetTable (ACPI_SIG_DSDT, 0, &Table); 309 if (ACPI_FAILURE (Status)) 310 { 311 AcpiOsPrintf ("Could not get DSDT, %s\n", 312 AcpiFormatException (Status)); 313 return (Status); 314 } 315 316 AcpiOsPrintf ("\nDisassembly of DSDT\n"); 317 Prefix = AdGenerateFilename ("dsdt", Table->OemTableId); 318 } 319 320 /* 321 * Output: ASL code. Redirect to a file if requested 322 */ 323 if (OutToFile) 324 { 325 /* Create/Open a disassembly output file */ 326 327 DisasmFilename = FlGenerateFilename (Prefix, FILE_SUFFIX_DISASSEMBLY); 328 if (!DisasmFilename) 329 { 330 fprintf (stderr, "Could not generate output filename\n"); 331 Status = AE_ERROR; 332 goto Cleanup; 333 } 334 335 File = fopen (DisasmFilename, "w+"); 336 if (!File) 337 { 338 fprintf (stderr, "Could not open output file %s\n", DisasmFilename); 339 Status = AE_ERROR; 340 ACPI_FREE (DisasmFilename); 341 goto Cleanup; 342 } 343 344 AcpiOsRedirectOutput (File); 345 } 346 347 *OutFilename = DisasmFilename; 348 349 if (!AcpiUtIsAmlTable (Table)) 350 { 351 AdDisassemblerHeader (Filename); 352 AcpiOsPrintf (" * ACPI Data Table [%4.4s]\n *\n", 353 Table->Signature); 354 AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength] " 355 "FieldName : FieldValue\n */\n\n"); 356 357 AcpiDmDumpDataTable (Table); 358 fprintf (stderr, "Acpi Data Table [%4.4s] decoded\n", 359 Table->Signature); 360 fprintf (stderr, "Formatted output: %s - %u bytes\n", 361 DisasmFilename, CmGetFileSize (File)); 362 } 363 else 364 { 365 /* Always parse the tables, only option is what to display */ 366 367 Status = AdParseTable (Table, &OwnerId, TRUE, FALSE); 368 if (ACPI_FAILURE (Status)) 369 { 370 AcpiOsPrintf ("Could not parse ACPI tables, %s\n", 371 AcpiFormatException (Status)); 372 goto Cleanup; 373 } 374 375 if (AslCompilerdebug) 376 { 377 AcpiOsPrintf ("/**** Before second load\n"); 378 379 NsSetupNamespaceListing (File); 380 NsDisplayNamespace (); 381 AcpiOsPrintf ("*****/\n"); 382 } 383 384 /* Load namespace from names created within control methods */ 385 386 AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, 387 AcpiGbl_RootNode, OwnerId); 388 389 /* 390 * Cross reference the namespace here, in order to 391 * generate External() statements 392 */ 393 AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot, 394 AcpiGbl_RootNode, OwnerId); 395 396 if (AslCompilerdebug) 397 { 398 AcpiDmDumpTree (AcpiGbl_ParseOpRoot); 399 } 400 401 /* Find possible calls to external control methods */ 402 403 AcpiDmFindOrphanMethods (AcpiGbl_ParseOpRoot); 404 405 /* 406 * If we found any external control methods, we must reparse 407 * the entire tree with the new information (namely, the 408 * number of arguments per method) 409 */ 410 if (AcpiDmGetExternalMethodCount ()) 411 { 412 fprintf (stderr, 413 "\nFound %u external control methods, " 414 "reparsing with new information\n", 415 AcpiDmGetExternalMethodCount ()); 416 417 /* Reparse, rebuild namespace */ 418 419 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 420 AcpiGbl_ParseOpRoot = NULL; 421 AcpiNsDeleteNamespaceSubtree (AcpiGbl_RootNode); 422 423 AcpiGbl_RootNode = NULL; 424 AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME; 425 AcpiGbl_RootNodeStruct.DescriptorType = ACPI_DESC_TYPE_NAMED; 426 AcpiGbl_RootNodeStruct.Type = ACPI_TYPE_DEVICE; 427 AcpiGbl_RootNodeStruct.Parent = NULL; 428 AcpiGbl_RootNodeStruct.Child = NULL; 429 AcpiGbl_RootNodeStruct.Peer = NULL; 430 AcpiGbl_RootNodeStruct.Object = NULL; 431 AcpiGbl_RootNodeStruct.Flags = 0; 432 433 Status = AcpiNsRootInitialize (); 434 435 /* New namespace, add the external definitions first */ 436 437 AcpiDmAddExternalsToNamespace (); 438 439 /* Parse the table again. No need to reload it, however */ 440 441 Status = AdParseTable (Table, NULL, FALSE, FALSE); 442 if (ACPI_FAILURE (Status)) 443 { 444 AcpiOsPrintf ("Could not parse ACPI tables, %s\n", 445 AcpiFormatException (Status)); 446 goto Cleanup; 447 } 448 449 /* Cross reference the namespace again */ 450 451 AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, 452 AcpiGbl_RootNode, OwnerId); 453 454 AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot, 455 AcpiGbl_RootNode, OwnerId); 456 457 if (AslCompilerdebug) 458 { 459 AcpiOsPrintf ("/**** After second load and resource conversion\n"); 460 NsSetupNamespaceListing (File); 461 NsDisplayNamespace (); 462 AcpiOsPrintf ("*****/\n"); 463 464 AcpiDmDumpTree (AcpiGbl_ParseOpRoot); 465 } 466 } 467 468 /* 469 * Now that the namespace is finalized, we can perform namespace 470 * transforms. 471 * 472 * 1) Convert fixed-offset references to resource descriptors 473 * to symbolic references (Note: modifies namespace) 474 */ 475 AcpiDmConvertResourceIndexes (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode); 476 477 /* Optional displays */ 478 479 if (AcpiGbl_DbOpt_disasm) 480 { 481 /* This is the real disassembly */ 482 483 AdDisplayTables (Filename, Table); 484 485 /* Dump hex table if requested (-vt) */ 486 487 AcpiDmDumpDataTable (Table); 488 489 fprintf (stderr, "Disassembly completed\n"); 490 fprintf (stderr, "ASL Output: %s - %u bytes\n", 491 DisasmFilename, CmGetFileSize (File)); 492 493 if (Gbl_MapfileFlag) 494 { 495 fprintf (stderr, "%14s %s - %u bytes\n", 496 Gbl_Files[ASL_FILE_MAP_OUTPUT].ShortDescription, 497 Gbl_Files[ASL_FILE_MAP_OUTPUT].Filename, 498 FlGetFileSize (ASL_FILE_MAP_OUTPUT)); 499 } 500 } 501 } 502 503 Cleanup: 504 505 if (Table && !AcpiUtIsAmlTable (Table)) 506 { 507 ACPI_FREE (Table); 508 } 509 510 if (OutToFile && File) 511 { 512 if (AslCompilerdebug) /* Display final namespace, with transforms */ 513 { 514 NsSetupNamespaceListing (File); 515 NsDisplayNamespace (); 516 } 517 518 fclose (File); 519 AcpiOsRedirectOutput (stdout); 520 } 521 522 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 523 AcpiGbl_ParseOpRoot = NULL; 524 return (Status); 525 } 526 527 528 /****************************************************************************** 529 * 530 * FUNCTION: AdDisassemblerHeader 531 * 532 * PARAMETERS: Filename - Input file for the table 533 * 534 * RETURN: None 535 * 536 * DESCRIPTION: Create the disassembler header, including ACPICA signon with 537 * current time and date. 538 * 539 *****************************************************************************/ 540 541 void 542 AdDisassemblerHeader ( 543 char *Filename) 544 { 545 time_t Timer; 546 547 time (&Timer); 548 549 /* Header and input table info */ 550 551 AcpiOsPrintf ("/*\n"); 552 AcpiOsPrintf (ACPI_COMMON_HEADER ("AML Disassembler", " * ")); 553 554 AcpiOsPrintf (" * Disassembly of %s, %s", Filename, ctime (&Timer)); 555 AcpiOsPrintf (" *\n"); 556 } 557 558 559 /****************************************************************************** 560 * 561 * FUNCTION: AdCreateTableHeader 562 * 563 * PARAMETERS: Filename - Input file for the table 564 * Table - Pointer to the raw table 565 * 566 * RETURN: None 567 * 568 * DESCRIPTION: Create the ASL table header, including ACPICA signon with 569 * current time and date. 570 * 571 *****************************************************************************/ 572 573 static void 574 AdCreateTableHeader ( 575 char *Filename, 576 ACPI_TABLE_HEADER *Table) 577 { 578 char *NewFilename; 579 UINT8 Checksum; 580 581 582 /* 583 * Print file header and dump original table header 584 */ 585 AdDisassemblerHeader (Filename); 586 587 AcpiOsPrintf (" * Original Table Header:\n"); 588 AcpiOsPrintf (" * Signature \"%4.4s\"\n", Table->Signature); 589 AcpiOsPrintf (" * Length 0x%8.8X (%u)\n", Table->Length, Table->Length); 590 591 /* Print and validate the revision */ 592 593 AcpiOsPrintf (" * Revision 0x%2.2X", Table->Revision); 594 595 switch (Table->Revision) 596 { 597 case 0: 598 599 AcpiOsPrintf (" **** Invalid Revision"); 600 break; 601 602 case 1: 603 604 /* Revision of DSDT controls the ACPI integer width */ 605 606 if (ACPI_COMPARE_NAME (Table->Signature, ACPI_SIG_DSDT)) 607 { 608 AcpiOsPrintf (" **** 32-bit table (V1), no 64-bit math support"); 609 } 610 break; 611 612 default: 613 614 break; 615 } 616 AcpiOsPrintf ("\n"); 617 618 /* Print and validate the table checksum */ 619 620 AcpiOsPrintf (" * Checksum 0x%2.2X", Table->Checksum); 621 622 Checksum = AcpiTbChecksum (ACPI_CAST_PTR (UINT8, Table), Table->Length); 623 if (Checksum) 624 { 625 AcpiOsPrintf (" **** Incorrect checksum, should be 0x%2.2X", 626 (UINT8) (Table->Checksum - Checksum)); 627 } 628 AcpiOsPrintf ("\n"); 629 630 AcpiOsPrintf (" * OEM ID \"%.6s\"\n", Table->OemId); 631 AcpiOsPrintf (" * OEM Table ID \"%.8s\"\n", Table->OemTableId); 632 AcpiOsPrintf (" * OEM Revision 0x%8.8X (%u)\n", Table->OemRevision, Table->OemRevision); 633 AcpiOsPrintf (" * Compiler ID \"%.4s\"\n", Table->AslCompilerId); 634 AcpiOsPrintf (" * Compiler Version 0x%8.8X (%u)\n", Table->AslCompilerRevision, Table->AslCompilerRevision); 635 AcpiOsPrintf (" */\n"); 636 637 /* Create AML output filename based on input filename */ 638 639 if (Filename) 640 { 641 NewFilename = FlGenerateFilename (Filename, "aml"); 642 } 643 else 644 { 645 NewFilename = UtStringCacheCalloc (9); 646 if (NewFilename) 647 { 648 strncat (NewFilename, Table->Signature, 4); 649 strcat (NewFilename, ".aml"); 650 } 651 } 652 653 if (!NewFilename) 654 { 655 AcpiOsPrintf (" **** Could not generate AML output filename\n"); 656 return; 657 } 658 659 /* Open the ASL definition block */ 660 661 AcpiOsPrintf ( 662 "DefinitionBlock (\"%s\", \"%4.4s\", %hu, \"%.6s\", \"%.8s\", 0x%8.8X)\n", 663 NewFilename, Table->Signature, Table->Revision, 664 Table->OemId, Table->OemTableId, Table->OemRevision); 665 } 666 667 668 /****************************************************************************** 669 * 670 * FUNCTION: AdDisplayTables 671 * 672 * PARAMETERS: Filename - Input file for the table 673 * Table - Pointer to the raw table 674 * 675 * RETURN: Status 676 * 677 * DESCRIPTION: Display (disassemble) loaded tables and dump raw tables 678 * 679 *****************************************************************************/ 680 681 ACPI_STATUS 682 AdDisplayTables ( 683 char *Filename, 684 ACPI_TABLE_HEADER *Table) 685 { 686 687 688 if (!AcpiGbl_ParseOpRoot) 689 { 690 return (AE_NOT_EXIST); 691 } 692 693 if (!AcpiGbl_DbOpt_verbose) 694 { 695 AdCreateTableHeader (Filename, Table); 696 } 697 698 AcpiDmDisassemble (NULL, AcpiGbl_ParseOpRoot, ACPI_UINT32_MAX); 699 MpEmitMappingInfo (); 700 701 if (AcpiGbl_DbOpt_verbose) 702 { 703 AcpiOsPrintf ("\n\nTable Header:\n"); 704 AcpiUtDebugDumpBuffer ((UINT8 *) Table, sizeof (ACPI_TABLE_HEADER), 705 DB_BYTE_DISPLAY, ACPI_UINT32_MAX); 706 707 AcpiOsPrintf ("Table Body (Length 0x%X)\n", Table->Length); 708 AcpiUtDebugDumpBuffer (((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)), 709 Table->Length, DB_BYTE_DISPLAY, ACPI_UINT32_MAX); 710 } 711 712 return (AE_OK); 713 } 714 715 716 /****************************************************************************** 717 * 718 * FUNCTION: AdGetLocalTables 719 * 720 * PARAMETERS: None 721 * 722 * RETURN: Status 723 * 724 * DESCRIPTION: Get the ACPI tables from either memory or a file 725 * 726 *****************************************************************************/ 727 728 ACPI_STATUS 729 AdGetLocalTables ( 730 void) 731 { 732 ACPI_STATUS Status; 733 ACPI_TABLE_HEADER TableHeader; 734 ACPI_TABLE_HEADER *NewTable; 735 UINT32 TableIndex; 736 737 738 /* Get the DSDT via table override */ 739 740 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_DSDT); 741 AcpiOsTableOverride (&TableHeader, &NewTable); 742 if (!NewTable) 743 { 744 fprintf (stderr, "Could not obtain DSDT\n"); 745 return (AE_NO_ACPI_TABLES); 746 } 747 748 AdWriteTable (NewTable, NewTable->Length, 749 ACPI_SIG_DSDT, NewTable->OemTableId); 750 751 /* Store DSDT in the Table Manager */ 752 753 Status = AcpiTbStoreTable (0, NewTable, NewTable->Length, 754 0, &TableIndex); 755 if (ACPI_FAILURE (Status)) 756 { 757 fprintf (stderr, "Could not store DSDT\n"); 758 return (AE_NO_ACPI_TABLES); 759 } 760 761 return (AE_OK); 762 } 763 764 765 /****************************************************************************** 766 * 767 * FUNCTION: AdParseTable 768 * 769 * PARAMETERS: Table - Pointer to the raw table 770 * OwnerId - Returned OwnerId of the table 771 * LoadTable - If add table to the global table list 772 * External - If this is an external table 773 * 774 * RETURN: Status 775 * 776 * DESCRIPTION: Parse the DSDT. 777 * 778 *****************************************************************************/ 779 780 ACPI_STATUS 781 AdParseTable ( 782 ACPI_TABLE_HEADER *Table, 783 ACPI_OWNER_ID *OwnerId, 784 BOOLEAN LoadTable, 785 BOOLEAN External) 786 { 787 ACPI_STATUS Status = AE_OK; 788 ACPI_WALK_STATE *WalkState; 789 UINT8 *AmlStart; 790 UINT32 AmlLength; 791 UINT32 TableIndex; 792 793 794 if (!Table) 795 { 796 return (AE_NOT_EXIST); 797 } 798 799 /* Pass 1: Parse everything except control method bodies */ 800 801 fprintf (stderr, "Pass 1 parse of [%4.4s]\n", (char *) Table->Signature); 802 803 AmlLength = Table->Length - sizeof (ACPI_TABLE_HEADER); 804 AmlStart = ((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)); 805 806 /* Create the root object */ 807 808 AcpiGbl_ParseOpRoot = AcpiPsCreateScopeOp (); 809 if (!AcpiGbl_ParseOpRoot) 810 { 811 return (AE_NO_MEMORY); 812 } 813 814 /* Create and initialize a new walk state */ 815 816 WalkState = AcpiDsCreateWalkState (0, 817 AcpiGbl_ParseOpRoot, NULL, NULL); 818 if (!WalkState) 819 { 820 return (AE_NO_MEMORY); 821 } 822 823 Status = AcpiDsInitAmlWalk (WalkState, AcpiGbl_ParseOpRoot, 824 NULL, AmlStart, AmlLength, NULL, ACPI_IMODE_LOAD_PASS1); 825 if (ACPI_FAILURE (Status)) 826 { 827 return (Status); 828 } 829 830 WalkState->ParseFlags &= ~ACPI_PARSE_DELETE_TREE; 831 WalkState->ParseFlags |= ACPI_PARSE_DISASSEMBLE; 832 833 Status = AcpiPsParseAml (WalkState); 834 if (ACPI_FAILURE (Status)) 835 { 836 return (Status); 837 } 838 839 /* If LoadTable is FALSE, we are parsing the last loaded table */ 840 841 TableIndex = AcpiGbl_RootTableList.CurrentTableCount - 1; 842 843 /* Pass 2 */ 844 845 if (LoadTable) 846 { 847 Status = AcpiTbStoreTable ((ACPI_PHYSICAL_ADDRESS) Table, Table, 848 Table->Length, ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL, 849 &TableIndex); 850 if (ACPI_FAILURE (Status)) 851 { 852 return (Status); 853 } 854 Status = AcpiTbAllocateOwnerId (TableIndex); 855 if (ACPI_FAILURE (Status)) 856 { 857 return (Status); 858 } 859 if (OwnerId) 860 { 861 Status = AcpiTbGetOwnerId (TableIndex, OwnerId); 862 if (ACPI_FAILURE (Status)) 863 { 864 return (Status); 865 } 866 } 867 } 868 869 fprintf (stderr, "Pass 2 parse of [%4.4s]\n", (char *) Table->Signature); 870 871 Status = AcpiNsOneCompleteParse (ACPI_IMODE_LOAD_PASS2, TableIndex, NULL); 872 if (ACPI_FAILURE (Status)) 873 { 874 return (Status); 875 } 876 877 /* No need to parse control methods of external table */ 878 879 if (External) 880 { 881 return (AE_OK); 882 } 883 884 /* 885 * Pass 3: Parse control methods and link their parse trees 886 * into the main parse tree 887 */ 888 fprintf (stderr, 889 "Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions)\n"); 890 Status = AcpiDmParseDeferredOps (AcpiGbl_ParseOpRoot); 891 fprintf (stderr, "\n"); 892 893 /* Process Resource Templates */ 894 895 AcpiDmFindResources (AcpiGbl_ParseOpRoot); 896 897 fprintf (stderr, "Parsing completed\n"); 898 return (AE_OK); 899 } 900