1 /****************************************************************************** 2 * 3 * Module Name: adisasm - Application-level disassembler routines 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2015, 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 "aslcompiler.h" 45 #include "acparser.h" 46 #include "amlcode.h" 47 #include "acdisasm.h" 48 #include "acdispat.h" 49 #include "acnamesp.h" 50 #include "actables.h" 51 #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 static ACPI_STATUS 68 AdStoreTable ( 69 ACPI_TABLE_HEADER *Table, 70 UINT32 *TableIndex); 71 72 /* Stubs for ASL compiler */ 73 74 #ifndef ACPI_ASL_COMPILER 75 BOOLEAN 76 AcpiDsIsResultUsed ( 77 ACPI_PARSE_OBJECT *Op, 78 ACPI_WALK_STATE *WalkState) 79 { 80 return TRUE; 81 } 82 83 ACPI_STATUS 84 AcpiDsMethodError ( 85 ACPI_STATUS Status, 86 ACPI_WALK_STATE *WalkState) 87 { 88 return (Status); 89 } 90 #endif 91 92 ACPI_STATUS 93 AcpiNsLoadTable ( 94 UINT32 TableIndex, 95 ACPI_NAMESPACE_NODE *Node) 96 { 97 return (AE_NOT_IMPLEMENTED); 98 } 99 100 ACPI_STATUS 101 AcpiDsRestartControlMethod ( 102 ACPI_WALK_STATE *WalkState, 103 ACPI_OPERAND_OBJECT *ReturnDesc) 104 { 105 return (AE_OK); 106 } 107 108 void 109 AcpiDsTerminateControlMethod ( 110 ACPI_OPERAND_OBJECT *MethodDesc, 111 ACPI_WALK_STATE *WalkState) 112 { 113 return; 114 } 115 116 ACPI_STATUS 117 AcpiDsCallControlMethod ( 118 ACPI_THREAD_STATE *Thread, 119 ACPI_WALK_STATE *WalkState, 120 ACPI_PARSE_OBJECT *Op) 121 { 122 return (AE_OK); 123 } 124 125 ACPI_STATUS 126 AcpiDsMethodDataInitArgs ( 127 ACPI_OPERAND_OBJECT **Params, 128 UINT32 MaxParamCount, 129 ACPI_WALK_STATE *WalkState) 130 { 131 return (AE_OK); 132 } 133 134 135 static ACPI_TABLE_DESC LocalTables[1]; 136 static ACPI_PARSE_OBJECT *AcpiGbl_ParseOpRoot; 137 138 139 /******************************************************************************* 140 * 141 * FUNCTION: AdInitialize 142 * 143 * PARAMETERS: None 144 * 145 * RETURN: Status 146 * 147 * DESCRIPTION: ACPICA and local initialization 148 * 149 ******************************************************************************/ 150 151 ACPI_STATUS 152 AdInitialize ( 153 void) 154 { 155 ACPI_STATUS Status; 156 157 158 /* ACPICA subsystem initialization */ 159 160 Status = AcpiOsInitialize (); 161 if (ACPI_FAILURE (Status)) 162 { 163 return (Status); 164 } 165 166 Status = AcpiUtInitGlobals (); 167 if (ACPI_FAILURE (Status)) 168 { 169 return (Status); 170 } 171 172 Status = AcpiUtMutexInitialize (); 173 if (ACPI_FAILURE (Status)) 174 { 175 return (Status); 176 } 177 178 Status = AcpiNsRootInitialize (); 179 if (ACPI_FAILURE (Status)) 180 { 181 return (Status); 182 } 183 184 /* Setup the Table Manager (cheat - there is no RSDT) */ 185 186 AcpiGbl_RootTableList.MaxTableCount = 1; 187 AcpiGbl_RootTableList.CurrentTableCount = 0; 188 AcpiGbl_RootTableList.Tables = LocalTables; 189 190 return (Status); 191 } 192 193 194 /****************************************************************************** 195 * 196 * FUNCTION: AdAmlDisassemble 197 * 198 * PARAMETERS: Filename - AML input filename 199 * OutToFile - TRUE if output should go to a file 200 * Prefix - Path prefix for output 201 * OutFilename - where the filename is returned 202 * 203 * RETURN: Status 204 * 205 * DESCRIPTION: Disassemble an entire ACPI table 206 * 207 *****************************************************************************/ 208 209 ACPI_STATUS 210 AdAmlDisassemble ( 211 BOOLEAN OutToFile, 212 char *Filename, 213 char *Prefix, 214 char **OutFilename) 215 { 216 ACPI_STATUS Status; 217 ACPI_STATUS GlobalStatus = AE_OK; 218 char *DisasmFilename = NULL; 219 char *ExternalFilename; 220 ACPI_EXTERNAL_FILE *ExternalFileList = AcpiGbl_ExternalFileList; 221 FILE *File = NULL; 222 ACPI_TABLE_HEADER *Table = NULL; 223 ACPI_TABLE_HEADER *ExternalTable; 224 ACPI_OWNER_ID OwnerId; 225 226 227 /* 228 * Input: AML code from either a file or via GetTables (memory or 229 * registry) 230 */ 231 if (Filename) 232 { 233 Status = AcpiDbGetTableFromFile (Filename, &Table, FALSE); 234 if (ACPI_FAILURE (Status)) 235 { 236 return (Status); 237 } 238 239 /* 240 * External filenames separated by commas 241 * Example: iasl -e file1,file2,file3 -d xxx.aml 242 */ 243 while (ExternalFileList) 244 { 245 ExternalFilename = ExternalFileList->Path; 246 if (!strcmp (ExternalFilename, Filename)) 247 { 248 /* Next external file */ 249 250 ExternalFileList = ExternalFileList->Next; 251 continue; 252 } 253 254 Status = AcpiDbGetTableFromFile (ExternalFilename, &ExternalTable, TRUE); 255 if (ACPI_FAILURE (Status)) 256 { 257 if (Status == AE_TYPE) 258 { 259 ExternalFileList = ExternalFileList->Next; 260 GlobalStatus = AE_TYPE; 261 Status = AE_OK; 262 continue; 263 } 264 return (Status); 265 } 266 267 /* Load external table for symbol resolution */ 268 269 if (ExternalTable) 270 { 271 Status = AdParseTable (ExternalTable, &OwnerId, TRUE, TRUE); 272 if (ACPI_FAILURE (Status)) 273 { 274 AcpiOsPrintf ("Could not parse external ACPI tables, %s\n", 275 AcpiFormatException (Status)); 276 return (Status); 277 } 278 279 /* 280 * Load namespace from names created within control methods 281 * Set owner id of nodes in external table 282 */ 283 AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, 284 AcpiGbl_RootNode, OwnerId); 285 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 286 } 287 288 /* Next external file */ 289 290 ExternalFileList = ExternalFileList->Next; 291 } 292 293 if (ACPI_FAILURE (GlobalStatus)) 294 { 295 return (GlobalStatus); 296 } 297 298 /* Clear external list generated by Scope in external tables */ 299 300 if (AcpiGbl_ExternalFileList) 301 { 302 AcpiDmClearExternalList (); 303 } 304 305 /* Load any externals defined in the optional external ref file */ 306 307 AcpiDmGetExternalsFromFile (); 308 } 309 else 310 { 311 Status = AdGetLocalTables (); 312 if (ACPI_FAILURE (Status)) 313 { 314 AcpiOsPrintf ("Could not get ACPI tables, %s\n", 315 AcpiFormatException (Status)); 316 return (Status); 317 } 318 319 if (!AcpiGbl_DmOpt_Disasm) 320 { 321 return (AE_OK); 322 } 323 324 /* Obtained the local tables, just disassemble the DSDT */ 325 326 Status = AcpiGetTable (ACPI_SIG_DSDT, 0, &Table); 327 if (ACPI_FAILURE (Status)) 328 { 329 AcpiOsPrintf ("Could not get DSDT, %s\n", 330 AcpiFormatException (Status)); 331 return (Status); 332 } 333 334 AcpiOsPrintf ("\nDisassembly of DSDT\n"); 335 Prefix = AdGenerateFilename ("dsdt", Table->OemTableId); 336 } 337 338 /* 339 * Output: ASL code. Redirect to a file if requested 340 */ 341 if (OutToFile) 342 { 343 /* Create/Open a disassembly output file */ 344 345 DisasmFilename = FlGenerateFilename (Prefix, FILE_SUFFIX_DISASSEMBLY); 346 if (!DisasmFilename) 347 { 348 fprintf (stderr, "Could not generate output filename\n"); 349 Status = AE_ERROR; 350 goto Cleanup; 351 } 352 353 File = fopen (DisasmFilename, "w+"); 354 if (!File) 355 { 356 fprintf (stderr, "Could not open output file %s\n", DisasmFilename); 357 Status = AE_ERROR; 358 goto Cleanup; 359 } 360 361 AcpiOsRedirectOutput (File); 362 } 363 364 *OutFilename = DisasmFilename; 365 366 /* ForceAmlDisassembly means to assume the table contains valid AML */ 367 368 if (!AcpiGbl_ForceAmlDisassembly && !AcpiUtIsAmlTable (Table)) 369 { 370 AdDisassemblerHeader (Filename, ACPI_IS_DATA_TABLE); 371 AcpiOsPrintf (" * ACPI Data Table [%4.4s]\n *\n", 372 Table->Signature); 373 AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength] " 374 "FieldName : FieldValue\n */\n\n"); 375 376 AcpiDmDumpDataTable (Table); 377 fprintf (stderr, "Acpi Data Table [%4.4s] decoded\n", 378 Table->Signature); 379 380 if (File) 381 { 382 fprintf (stderr, "Formatted output: %s - %u bytes\n", 383 DisasmFilename, CmGetFileSize (File)); 384 } 385 } 386 else 387 { 388 /* Always parse the tables, only option is what to display */ 389 390 Status = AdParseTable (Table, &OwnerId, TRUE, FALSE); 391 if (ACPI_FAILURE (Status)) 392 { 393 AcpiOsPrintf ("Could not parse ACPI tables, %s\n", 394 AcpiFormatException (Status)); 395 goto Cleanup; 396 } 397 398 if (AslCompilerdebug) 399 { 400 AcpiOsPrintf ("/**** Before second load\n"); 401 402 if (File) 403 { 404 NsSetupNamespaceListing (File); 405 NsDisplayNamespace (); 406 } 407 AcpiOsPrintf ("*****/\n"); 408 } 409 410 /* Load namespace from names created within control methods */ 411 412 AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, 413 AcpiGbl_RootNode, OwnerId); 414 415 /* 416 * Cross reference the namespace here, in order to 417 * generate External() statements 418 */ 419 AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot, 420 AcpiGbl_RootNode, OwnerId); 421 422 if (AslCompilerdebug) 423 { 424 AcpiDmDumpTree (AcpiGbl_ParseOpRoot); 425 } 426 427 /* Find possible calls to external control methods */ 428 429 AcpiDmFindOrphanMethods (AcpiGbl_ParseOpRoot); 430 431 /* 432 * If we found any external control methods, we must reparse 433 * the entire tree with the new information (namely, the 434 * number of arguments per method) 435 */ 436 if (AcpiDmGetExternalMethodCount ()) 437 { 438 fprintf (stderr, 439 "\nFound %u external control methods, " 440 "reparsing with new information\n", 441 AcpiDmGetExternalMethodCount ()); 442 443 /* Reparse, rebuild namespace */ 444 445 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 446 AcpiGbl_ParseOpRoot = NULL; 447 AcpiNsDeleteNamespaceSubtree (AcpiGbl_RootNode); 448 449 AcpiGbl_RootNode = NULL; 450 AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME; 451 AcpiGbl_RootNodeStruct.DescriptorType = ACPI_DESC_TYPE_NAMED; 452 AcpiGbl_RootNodeStruct.Type = ACPI_TYPE_DEVICE; 453 AcpiGbl_RootNodeStruct.Parent = NULL; 454 AcpiGbl_RootNodeStruct.Child = NULL; 455 AcpiGbl_RootNodeStruct.Peer = NULL; 456 AcpiGbl_RootNodeStruct.Object = NULL; 457 AcpiGbl_RootNodeStruct.Flags = 0; 458 459 Status = AcpiNsRootInitialize (); 460 461 /* New namespace, add the external definitions first */ 462 463 AcpiDmAddExternalsToNamespace (); 464 465 /* Parse the table again. No need to reload it, however */ 466 467 Status = AdParseTable (Table, NULL, FALSE, FALSE); 468 if (ACPI_FAILURE (Status)) 469 { 470 AcpiOsPrintf ("Could not parse ACPI tables, %s\n", 471 AcpiFormatException (Status)); 472 goto Cleanup; 473 } 474 475 /* Cross reference the namespace again */ 476 477 AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, 478 AcpiGbl_RootNode, OwnerId); 479 480 AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot, 481 AcpiGbl_RootNode, OwnerId); 482 483 if (AslCompilerdebug) 484 { 485 AcpiOsPrintf ("/**** After second load and resource conversion\n"); 486 if (File) 487 { 488 NsSetupNamespaceListing (File); 489 NsDisplayNamespace (); 490 } 491 AcpiOsPrintf ("*****/\n"); 492 493 AcpiDmDumpTree (AcpiGbl_ParseOpRoot); 494 } 495 } 496 497 /* 498 * Now that the namespace is finalized, we can perform namespace 499 * transforms. 500 * 501 * 1) Convert fixed-offset references to resource descriptors 502 * to symbolic references (Note: modifies namespace) 503 */ 504 AcpiDmConvertResourceIndexes (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode); 505 506 /* Optional displays */ 507 508 if (AcpiGbl_DmOpt_Disasm) 509 { 510 /* This is the real disassembly */ 511 512 AdDisplayTables (Filename, Table); 513 514 /* Dump hex table if requested (-vt) */ 515 516 AcpiDmDumpDataTable (Table); 517 518 fprintf (stderr, "Disassembly completed\n"); 519 if (File) 520 { 521 fprintf (stderr, "ASL Output: %s - %u bytes\n", 522 DisasmFilename, CmGetFileSize (File)); 523 } 524 525 if (Gbl_MapfileFlag) 526 { 527 fprintf (stderr, "%14s %s - %u bytes\n", 528 Gbl_Files[ASL_FILE_MAP_OUTPUT].ShortDescription, 529 Gbl_Files[ASL_FILE_MAP_OUTPUT].Filename, 530 FlGetFileSize (ASL_FILE_MAP_OUTPUT)); 531 } 532 } 533 } 534 535 Cleanup: 536 537 if (Table && !AcpiGbl_ForceAmlDisassembly &&!AcpiUtIsAmlTable (Table)) 538 { 539 ACPI_FREE (Table); 540 } 541 542 if (File) 543 { 544 if (AslCompilerdebug) /* Display final namespace, with transforms */ 545 { 546 NsSetupNamespaceListing (File); 547 NsDisplayNamespace (); 548 } 549 550 fclose (File); 551 AcpiOsRedirectOutput (stdout); 552 } 553 554 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 555 AcpiGbl_ParseOpRoot = NULL; 556 return (Status); 557 } 558 559 560 /****************************************************************************** 561 * 562 * FUNCTION: AdDisassemblerHeader 563 * 564 * PARAMETERS: Filename - Input file for the table 565 * TableType - Either AML or DataTable 566 * 567 * RETURN: None 568 * 569 * DESCRIPTION: Create the disassembler header, including ACPICA signon with 570 * current time and date. 571 * 572 *****************************************************************************/ 573 574 void 575 AdDisassemblerHeader ( 576 char *Filename, 577 UINT8 TableType) 578 { 579 time_t Timer; 580 581 582 time (&Timer); 583 584 /* Header and input table info */ 585 586 AcpiOsPrintf ("/*\n"); 587 AcpiOsPrintf (ACPI_COMMON_HEADER (AML_DISASSEMBLER_NAME, " * ")); 588 589 if (TableType == ACPI_IS_AML_TABLE) 590 { 591 if (AcpiGbl_CstyleDisassembly) 592 { 593 AcpiOsPrintf ( 594 " * Disassembling to symbolic ASL+ operators\n" 595 " *\n"); 596 } 597 else 598 { 599 AcpiOsPrintf ( 600 " * Disassembling to non-symbolic legacy ASL operators\n" 601 " *\n"); 602 } 603 } 604 605 AcpiOsPrintf (" * Disassembly of %s, %s", Filename, ctime (&Timer)); 606 AcpiOsPrintf (" *\n"); 607 } 608 609 610 /****************************************************************************** 611 * 612 * FUNCTION: AdCreateTableHeader 613 * 614 * PARAMETERS: Filename - Input file for the table 615 * Table - Pointer to the raw table 616 * 617 * RETURN: None 618 * 619 * DESCRIPTION: Create the ASL table header, including ACPICA signon with 620 * current time and date. 621 * 622 *****************************************************************************/ 623 624 static void 625 AdCreateTableHeader ( 626 char *Filename, 627 ACPI_TABLE_HEADER *Table) 628 { 629 char *NewFilename; 630 UINT8 Checksum; 631 632 633 /* 634 * Print file header and dump original table header 635 */ 636 AdDisassemblerHeader (Filename, ACPI_IS_AML_TABLE); 637 638 AcpiOsPrintf (" * Original Table Header:\n"); 639 AcpiOsPrintf (" * Signature \"%4.4s\"\n", Table->Signature); 640 AcpiOsPrintf (" * Length 0x%8.8X (%u)\n", Table->Length, Table->Length); 641 642 /* Print and validate the revision */ 643 644 AcpiOsPrintf (" * Revision 0x%2.2X", Table->Revision); 645 646 switch (Table->Revision) 647 { 648 case 0: 649 650 AcpiOsPrintf (" **** Invalid Revision"); 651 break; 652 653 case 1: 654 655 /* Revision of DSDT controls the ACPI integer width */ 656 657 if (ACPI_COMPARE_NAME (Table->Signature, ACPI_SIG_DSDT)) 658 { 659 AcpiOsPrintf (" **** 32-bit table (V1), no 64-bit math support"); 660 } 661 break; 662 663 default: 664 665 break; 666 } 667 AcpiOsPrintf ("\n"); 668 669 /* Print and validate the table checksum */ 670 671 AcpiOsPrintf (" * Checksum 0x%2.2X", Table->Checksum); 672 673 Checksum = AcpiTbChecksum (ACPI_CAST_PTR (UINT8, Table), Table->Length); 674 if (Checksum) 675 { 676 AcpiOsPrintf (" **** Incorrect checksum, should be 0x%2.2X", 677 (UINT8) (Table->Checksum - Checksum)); 678 } 679 AcpiOsPrintf ("\n"); 680 681 AcpiOsPrintf (" * OEM ID \"%.6s\"\n", Table->OemId); 682 AcpiOsPrintf (" * OEM Table ID \"%.8s\"\n", Table->OemTableId); 683 AcpiOsPrintf (" * OEM Revision 0x%8.8X (%u)\n", Table->OemRevision, Table->OemRevision); 684 AcpiOsPrintf (" * Compiler ID \"%.4s\"\n", Table->AslCompilerId); 685 AcpiOsPrintf (" * Compiler Version 0x%8.8X (%u)\n", Table->AslCompilerRevision, Table->AslCompilerRevision); 686 AcpiOsPrintf (" */\n"); 687 688 /* Create AML output filename based on input filename */ 689 690 if (Filename) 691 { 692 NewFilename = FlGenerateFilename (Filename, "aml"); 693 } 694 else 695 { 696 NewFilename = UtStringCacheCalloc (9); 697 if (NewFilename) 698 { 699 strncat (NewFilename, Table->Signature, 4); 700 strcat (NewFilename, ".aml"); 701 } 702 } 703 704 if (!NewFilename) 705 { 706 AcpiOsPrintf (" **** Could not generate AML output filename\n"); 707 return; 708 } 709 710 /* Open the ASL definition block */ 711 712 AcpiOsPrintf ( 713 "DefinitionBlock (\"%s\", \"%4.4s\", %hu, \"%.6s\", \"%.8s\", 0x%8.8X)\n", 714 NewFilename, Table->Signature, Table->Revision, 715 Table->OemId, Table->OemTableId, Table->OemRevision); 716 } 717 718 719 /****************************************************************************** 720 * 721 * FUNCTION: AdDisplayTables 722 * 723 * PARAMETERS: Filename - Input file for the table 724 * Table - Pointer to the raw table 725 * 726 * RETURN: Status 727 * 728 * DESCRIPTION: Display (disassemble) loaded tables and dump raw tables 729 * 730 *****************************************************************************/ 731 732 ACPI_STATUS 733 AdDisplayTables ( 734 char *Filename, 735 ACPI_TABLE_HEADER *Table) 736 { 737 738 739 if (!AcpiGbl_ParseOpRoot) 740 { 741 return (AE_NOT_EXIST); 742 } 743 744 if (!AcpiGbl_DmOpt_Listing) 745 { 746 AdCreateTableHeader (Filename, Table); 747 } 748 749 AcpiDmDisassemble (NULL, AcpiGbl_ParseOpRoot, ACPI_UINT32_MAX); 750 MpEmitMappingInfo (); 751 752 if (AcpiGbl_DmOpt_Listing) 753 { 754 AcpiOsPrintf ("\n\nTable Header:\n"); 755 AcpiUtDebugDumpBuffer ((UINT8 *) Table, sizeof (ACPI_TABLE_HEADER), 756 DB_BYTE_DISPLAY, ACPI_UINT32_MAX); 757 758 AcpiOsPrintf ("Table Body (Length 0x%X)\n", Table->Length); 759 AcpiUtDebugDumpBuffer (((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)), 760 Table->Length, DB_BYTE_DISPLAY, ACPI_UINT32_MAX); 761 } 762 763 return (AE_OK); 764 } 765 766 767 /******************************************************************************* 768 * 769 * FUNCTION: AdStoreTable 770 * 771 * PARAMETERS: Table - Table header 772 * TableIndex - Where the table index is returned 773 * 774 * RETURN: Status and table index. 775 * 776 * DESCRIPTION: Add an ACPI table to the global table list 777 * 778 ******************************************************************************/ 779 780 static ACPI_STATUS 781 AdStoreTable ( 782 ACPI_TABLE_HEADER *Table, 783 UINT32 *TableIndex) 784 { 785 ACPI_STATUS Status; 786 ACPI_TABLE_DESC *TableDesc; 787 788 789 Status = AcpiTbGetNextTableDescriptor (TableIndex, &TableDesc); 790 if (ACPI_FAILURE (Status)) 791 { 792 return (Status); 793 } 794 795 /* Initialize added table */ 796 797 AcpiTbInitTableDescriptor (TableDesc, ACPI_PTR_TO_PHYSADDR (Table), 798 ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL, Table); 799 Status = AcpiTbValidateTable (TableDesc); 800 return (Status); 801 } 802 803 804 /****************************************************************************** 805 * 806 * FUNCTION: AdGetLocalTables 807 * 808 * PARAMETERS: None 809 * 810 * RETURN: Status 811 * 812 * DESCRIPTION: Get the ACPI tables from either memory or a file 813 * 814 *****************************************************************************/ 815 816 ACPI_STATUS 817 AdGetLocalTables ( 818 void) 819 { 820 ACPI_STATUS Status; 821 ACPI_TABLE_HEADER TableHeader; 822 ACPI_TABLE_HEADER *NewTable; 823 UINT32 TableIndex; 824 825 826 /* Get the DSDT via table override */ 827 828 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_DSDT); 829 AcpiOsTableOverride (&TableHeader, &NewTable); 830 if (!NewTable) 831 { 832 fprintf (stderr, "Could not obtain DSDT\n"); 833 return (AE_NO_ACPI_TABLES); 834 } 835 836 AdWriteTable (NewTable, NewTable->Length, 837 ACPI_SIG_DSDT, NewTable->OemTableId); 838 839 /* Store DSDT in the Table Manager */ 840 841 Status = AdStoreTable (NewTable, &TableIndex); 842 if (ACPI_FAILURE (Status)) 843 { 844 fprintf (stderr, "Could not store DSDT\n"); 845 return (AE_NO_ACPI_TABLES); 846 } 847 848 return (AE_OK); 849 } 850 851 852 /****************************************************************************** 853 * 854 * FUNCTION: AdParseTable 855 * 856 * PARAMETERS: Table - Pointer to the raw table 857 * OwnerId - Returned OwnerId of the table 858 * LoadTable - If add table to the global table list 859 * External - If this is an external table 860 * 861 * RETURN: Status 862 * 863 * DESCRIPTION: Parse the DSDT. 864 * 865 *****************************************************************************/ 866 867 ACPI_STATUS 868 AdParseTable ( 869 ACPI_TABLE_HEADER *Table, 870 ACPI_OWNER_ID *OwnerId, 871 BOOLEAN LoadTable, 872 BOOLEAN External) 873 { 874 ACPI_STATUS Status = AE_OK; 875 ACPI_WALK_STATE *WalkState; 876 UINT8 *AmlStart; 877 UINT32 AmlLength; 878 UINT32 TableIndex; 879 880 881 if (!Table) 882 { 883 return (AE_NOT_EXIST); 884 } 885 886 /* Pass 1: Parse everything except control method bodies */ 887 888 fprintf (stderr, "Pass 1 parse of [%4.4s]\n", (char *) Table->Signature); 889 890 AmlLength = Table->Length - sizeof (ACPI_TABLE_HEADER); 891 AmlStart = ((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)); 892 893 /* Create the root object */ 894 895 AcpiGbl_ParseOpRoot = AcpiPsCreateScopeOp (AmlStart); 896 if (!AcpiGbl_ParseOpRoot) 897 { 898 return (AE_NO_MEMORY); 899 } 900 901 /* Create and initialize a new walk state */ 902 903 WalkState = AcpiDsCreateWalkState (0, 904 AcpiGbl_ParseOpRoot, NULL, NULL); 905 if (!WalkState) 906 { 907 return (AE_NO_MEMORY); 908 } 909 910 Status = AcpiDsInitAmlWalk (WalkState, AcpiGbl_ParseOpRoot, 911 NULL, AmlStart, AmlLength, NULL, ACPI_IMODE_LOAD_PASS1); 912 if (ACPI_FAILURE (Status)) 913 { 914 return (Status); 915 } 916 917 WalkState->ParseFlags &= ~ACPI_PARSE_DELETE_TREE; 918 WalkState->ParseFlags |= ACPI_PARSE_DISASSEMBLE; 919 920 Status = AcpiPsParseAml (WalkState); 921 if (ACPI_FAILURE (Status)) 922 { 923 return (Status); 924 } 925 926 /* If LoadTable is FALSE, we are parsing the last loaded table */ 927 928 TableIndex = AcpiGbl_RootTableList.CurrentTableCount - 1; 929 930 /* Pass 2 */ 931 932 if (LoadTable) 933 { 934 Status = AdStoreTable (Table, &TableIndex); 935 if (ACPI_FAILURE (Status)) 936 { 937 return (Status); 938 } 939 Status = AcpiTbAllocateOwnerId (TableIndex); 940 if (ACPI_FAILURE (Status)) 941 { 942 return (Status); 943 } 944 if (OwnerId) 945 { 946 Status = AcpiTbGetOwnerId (TableIndex, OwnerId); 947 if (ACPI_FAILURE (Status)) 948 { 949 return (Status); 950 } 951 } 952 } 953 954 fprintf (stderr, "Pass 2 parse of [%4.4s]\n", (char *) Table->Signature); 955 956 Status = AcpiNsOneCompleteParse (ACPI_IMODE_LOAD_PASS2, TableIndex, NULL); 957 if (ACPI_FAILURE (Status)) 958 { 959 return (Status); 960 } 961 962 /* No need to parse control methods of external table */ 963 964 if (External) 965 { 966 return (AE_OK); 967 } 968 969 /* 970 * Pass 3: Parse control methods and link their parse trees 971 * into the main parse tree 972 */ 973 fprintf (stderr, 974 "Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions)\n"); 975 Status = AcpiDmParseDeferredOps (AcpiGbl_ParseOpRoot); 976 fprintf (stderr, "\n"); 977 978 /* Process Resource Templates */ 979 980 AcpiDmFindResources (AcpiGbl_ParseOpRoot); 981 982 fprintf (stderr, "Parsing completed\n"); 983 return (AE_OK); 984 } 985