1 /****************************************************************************** 2 * 3 * Module Name: adisasm - Application-level disassembler routines 4 * 5 *****************************************************************************/ 6 7 /* 8 * Copyright (C) 2000 - 2013, 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 45 #include "acpi.h" 46 #include "accommon.h" 47 #include "acparser.h" 48 #include "amlcode.h" 49 #include "acdebug.h" 50 #include "acdisasm.h" 51 #include "acdispat.h" 52 #include "acnamesp.h" 53 #include "actables.h" 54 #include "acapps.h" 55 56 #include <stdio.h> 57 #include <time.h> 58 59 60 #define _COMPONENT ACPI_TOOLS 61 ACPI_MODULE_NAME ("adisasm") 62 63 /* 64 * Older versions of Bison won't emit this external in the generated header. 65 * Newer versions do emit the external, so we don't need to do it. 66 */ 67 #ifndef ASLCOMPILER_ASLCOMPILERPARSE_H 68 extern int AslCompilerdebug; 69 #endif 70 71 ACPI_STATUS 72 NsDisplayNamespace ( 73 void); 74 75 void 76 NsSetupNamespaceListing ( 77 void *Handle); 78 79 80 /* Local prototypes */ 81 82 static UINT32 83 AdGetFileSize ( 84 FILE *File); 85 86 static void 87 AdCreateTableHeader ( 88 char *Filename, 89 ACPI_TABLE_HEADER *Table); 90 91 /* Stubs for ASL compiler */ 92 93 #ifndef ACPI_ASL_COMPILER 94 BOOLEAN 95 AcpiDsIsResultUsed ( 96 ACPI_PARSE_OBJECT *Op, 97 ACPI_WALK_STATE *WalkState) 98 { 99 return TRUE; 100 } 101 102 ACPI_STATUS 103 AcpiDsMethodError ( 104 ACPI_STATUS Status, 105 ACPI_WALK_STATE *WalkState) 106 { 107 return (Status); 108 } 109 #endif 110 111 ACPI_STATUS 112 AcpiNsLoadTable ( 113 UINT32 TableIndex, 114 ACPI_NAMESPACE_NODE *Node) 115 { 116 return (AE_NOT_IMPLEMENTED); 117 } 118 119 ACPI_STATUS 120 AcpiDsRestartControlMethod ( 121 ACPI_WALK_STATE *WalkState, 122 ACPI_OPERAND_OBJECT *ReturnDesc) 123 { 124 return (AE_OK); 125 } 126 127 void 128 AcpiDsTerminateControlMethod ( 129 ACPI_OPERAND_OBJECT *MethodDesc, 130 ACPI_WALK_STATE *WalkState) 131 { 132 return; 133 } 134 135 ACPI_STATUS 136 AcpiDsCallControlMethod ( 137 ACPI_THREAD_STATE *Thread, 138 ACPI_WALK_STATE *WalkState, 139 ACPI_PARSE_OBJECT *Op) 140 { 141 return (AE_OK); 142 } 143 144 ACPI_STATUS 145 AcpiDsMethodDataInitArgs ( 146 ACPI_OPERAND_OBJECT **Params, 147 UINT32 MaxParamCount, 148 ACPI_WALK_STATE *WalkState) 149 { 150 return (AE_OK); 151 } 152 153 154 static ACPI_TABLE_DESC LocalTables[1]; 155 static ACPI_PARSE_OBJECT *AcpiGbl_ParseOpRoot; 156 157 158 /******************************************************************************* 159 * 160 * FUNCTION: AdGetFileSize 161 * 162 * PARAMETERS: File - Open file handle 163 * 164 * RETURN: File Size 165 * 166 * DESCRIPTION: Get current file size. Uses seek-to-EOF. File must be open. 167 * 168 ******************************************************************************/ 169 170 static UINT32 171 AdGetFileSize ( 172 FILE *File) 173 { 174 UINT32 FileSize; 175 long Offset; 176 177 178 Offset = ftell (File); 179 180 fseek (File, 0, SEEK_END); 181 FileSize = (UINT32) ftell (File); 182 183 /* Restore file pointer */ 184 185 fseek (File, Offset, SEEK_SET); 186 return (FileSize); 187 } 188 189 190 /******************************************************************************* 191 * 192 * FUNCTION: AdInitialize 193 * 194 * PARAMETERS: None 195 * 196 * RETURN: Status 197 * 198 * DESCRIPTION: ACPICA and local initialization 199 * 200 ******************************************************************************/ 201 202 ACPI_STATUS 203 AdInitialize ( 204 void) 205 { 206 ACPI_STATUS Status; 207 208 209 /* ACPI CA subsystem initialization */ 210 211 Status = AcpiOsInitialize (); 212 if (ACPI_FAILURE (Status)) 213 { 214 return (Status); 215 } 216 217 Status = AcpiUtInitGlobals (); 218 if (ACPI_FAILURE (Status)) 219 { 220 return (Status); 221 } 222 223 Status = AcpiUtMutexInitialize (); 224 if (ACPI_FAILURE (Status)) 225 { 226 return (Status); 227 } 228 229 Status = AcpiNsRootInitialize (); 230 if (ACPI_FAILURE (Status)) 231 { 232 return (Status); 233 } 234 235 /* Setup the Table Manager (cheat - there is no RSDT) */ 236 237 AcpiGbl_RootTableList.MaxTableCount = 1; 238 AcpiGbl_RootTableList.CurrentTableCount = 0; 239 AcpiGbl_RootTableList.Tables = LocalTables; 240 241 return (Status); 242 } 243 244 245 /****************************************************************************** 246 * 247 * FUNCTION: AdAmlDisassemble 248 * 249 * PARAMETERS: Filename - AML input filename 250 * OutToFile - TRUE if output should go to a file 251 * Prefix - Path prefix for output 252 * OutFilename - where the filename is returned 253 * GetAllTables - TRUE if all tables are desired 254 * 255 * RETURN: Status 256 * 257 * DESCRIPTION: Disassemble an entire ACPI table 258 * 259 *****************************************************************************/ 260 261 ACPI_STATUS 262 AdAmlDisassemble ( 263 BOOLEAN OutToFile, 264 char *Filename, 265 char *Prefix, 266 char **OutFilename, 267 BOOLEAN GetAllTables) 268 { 269 ACPI_STATUS Status; 270 char *DisasmFilename = NULL; 271 char *ExternalFilename; 272 ACPI_EXTERNAL_FILE *ExternalFileList = AcpiGbl_ExternalFileList; 273 FILE *File = NULL; 274 ACPI_TABLE_HEADER *Table = NULL; 275 ACPI_TABLE_HEADER *ExternalTable; 276 ACPI_OWNER_ID OwnerId; 277 278 279 /* 280 * Input: AML code from either a file or via GetTables (memory or 281 * registry) 282 */ 283 if (Filename) 284 { 285 Status = AcpiDbGetTableFromFile (Filename, &Table); 286 if (ACPI_FAILURE (Status)) 287 { 288 return (Status); 289 } 290 291 /* 292 * External filenames separated by commas 293 * Example: iasl -e file1,file2,file3 -d xxx.aml 294 */ 295 while (ExternalFileList) 296 { 297 ExternalFilename = ExternalFileList->Path; 298 if (!ACPI_STRCMP (ExternalFilename, Filename)) 299 { 300 /* Next external file */ 301 302 ExternalFileList = ExternalFileList->Next; 303 continue; 304 } 305 306 Status = AcpiDbGetTableFromFile (ExternalFilename, &ExternalTable); 307 if (ACPI_FAILURE (Status)) 308 { 309 return (Status); 310 } 311 312 /* Load external table for symbol resolution */ 313 314 if (ExternalTable) 315 { 316 Status = AdParseTable (ExternalTable, &OwnerId, TRUE, TRUE); 317 if (ACPI_FAILURE (Status)) 318 { 319 AcpiOsPrintf ("Could not parse external ACPI tables, %s\n", 320 AcpiFormatException (Status)); 321 return (Status); 322 } 323 324 /* 325 * Load namespace from names created within control methods 326 * Set owner id of nodes in external table 327 */ 328 AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, 329 AcpiGbl_RootNode, OwnerId); 330 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 331 } 332 333 /* Next external file */ 334 335 ExternalFileList = ExternalFileList->Next; 336 } 337 338 /* Clear external list generated by Scope in external tables */ 339 340 if (AcpiGbl_ExternalFileList) 341 { 342 AcpiDmClearExternalList (); 343 } 344 345 /* Load any externals defined in the optional external ref file */ 346 347 AcpiDmGetExternalsFromFile (); 348 } 349 else 350 { 351 Status = AdGetLocalTables (Filename, GetAllTables); 352 if (ACPI_FAILURE (Status)) 353 { 354 AcpiOsPrintf ("Could not get ACPI tables, %s\n", 355 AcpiFormatException (Status)); 356 return (Status); 357 } 358 359 if (!AcpiGbl_DbOpt_disasm) 360 { 361 return (AE_OK); 362 } 363 364 /* Obtained the local tables, just disassemble the DSDT */ 365 366 Status = AcpiGetTable (ACPI_SIG_DSDT, 0, &Table); 367 if (ACPI_FAILURE (Status)) 368 { 369 AcpiOsPrintf ("Could not get DSDT, %s\n", 370 AcpiFormatException (Status)); 371 return (Status); 372 } 373 374 AcpiOsPrintf ("\nDisassembly of DSDT\n"); 375 Prefix = AdGenerateFilename ("dsdt", Table->OemTableId); 376 } 377 378 /* 379 * Output: ASL code. Redirect to a file if requested 380 */ 381 if (OutToFile) 382 { 383 /* Create/Open a disassembly output file */ 384 385 DisasmFilename = FlGenerateFilename (Prefix, FILE_SUFFIX_DISASSEMBLY); 386 if (!OutFilename) 387 { 388 fprintf (stderr, "Could not generate output filename\n"); 389 Status = AE_ERROR; 390 goto Cleanup; 391 } 392 393 File = fopen (DisasmFilename, "w+"); 394 if (!File) 395 { 396 fprintf (stderr, "Could not open output file %s\n", DisasmFilename); 397 Status = AE_ERROR; 398 goto Cleanup; 399 } 400 401 AcpiOsRedirectOutput (File); 402 } 403 404 *OutFilename = DisasmFilename; 405 406 if (!AcpiUtIsAmlTable (Table)) 407 { 408 AdDisassemblerHeader (Filename); 409 AcpiOsPrintf (" * ACPI Data Table [%4.4s]\n *\n", 410 Table->Signature); 411 AcpiOsPrintf (" * Format: [HexOffset DecimalOffset ByteLength] " 412 "FieldName : FieldValue\n */\n\n"); 413 414 AcpiDmDumpDataTable (Table); 415 fprintf (stderr, "Acpi Data Table [%4.4s] decoded\n", 416 Table->Signature); 417 fprintf (stderr, "Formatted output: %s - %u bytes\n", 418 DisasmFilename, AdGetFileSize (File)); 419 } 420 else 421 { 422 /* Always parse the tables, only option is what to display */ 423 424 Status = AdParseTable (Table, &OwnerId, TRUE, FALSE); 425 if (ACPI_FAILURE (Status)) 426 { 427 AcpiOsPrintf ("Could not parse ACPI tables, %s\n", 428 AcpiFormatException (Status)); 429 goto Cleanup; 430 } 431 432 if (AslCompilerdebug) 433 { 434 AcpiOsPrintf ("/**** Before second load\n"); 435 436 NsSetupNamespaceListing (File); 437 NsDisplayNamespace (); 438 AcpiOsPrintf ("*****/\n"); 439 } 440 441 /* Load namespace from names created within control methods */ 442 443 AcpiDmFinishNamespaceLoad (AcpiGbl_ParseOpRoot, 444 AcpiGbl_RootNode, OwnerId); 445 446 /* 447 * Cross reference the namespace here, in order to 448 * generate External() statements 449 */ 450 AcpiDmCrossReferenceNamespace (AcpiGbl_ParseOpRoot, 451 AcpiGbl_RootNode, OwnerId); 452 453 if (AslCompilerdebug) 454 { 455 AcpiDmDumpTree (AcpiGbl_ParseOpRoot); 456 } 457 458 /* Find possible calls to external control methods */ 459 460 AcpiDmFindOrphanMethods (AcpiGbl_ParseOpRoot); 461 462 /* 463 * If we found any external control methods, we must reparse 464 * the entire tree with the new information (namely, the 465 * number of arguments per method) 466 */ 467 if (AcpiDmGetExternalMethodCount ()) 468 { 469 fprintf (stderr, 470 "\nFound %u external control methods, " 471 "reparsing with new information\n", 472 AcpiDmGetExternalMethodCount ()); 473 474 /* Reparse, rebuild namespace. no need to xref namespace */ 475 476 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 477 AcpiNsDeleteNamespaceSubtree (AcpiGbl_RootNode); 478 479 AcpiGbl_RootNode = NULL; 480 AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME; 481 AcpiGbl_RootNodeStruct.DescriptorType = ACPI_DESC_TYPE_NAMED; 482 AcpiGbl_RootNodeStruct.Type = ACPI_TYPE_DEVICE; 483 AcpiGbl_RootNodeStruct.Parent = NULL; 484 AcpiGbl_RootNodeStruct.Child = NULL; 485 AcpiGbl_RootNodeStruct.Peer = NULL; 486 AcpiGbl_RootNodeStruct.Object = NULL; 487 AcpiGbl_RootNodeStruct.Flags = 0; 488 489 Status = AcpiNsRootInitialize (); 490 AcpiDmAddExternalsToNamespace (); 491 492 /* Parse the table again. No need to reload it, however */ 493 494 Status = AdParseTable (Table, NULL, FALSE, FALSE); 495 if (ACPI_FAILURE (Status)) 496 { 497 AcpiOsPrintf ("Could not parse ACPI tables, %s\n", 498 AcpiFormatException (Status)); 499 goto Cleanup; 500 } 501 502 if (AslCompilerdebug) 503 { 504 AcpiOsPrintf ("/**** After second load and resource conversion\n"); 505 NsSetupNamespaceListing (File); 506 NsDisplayNamespace (); 507 AcpiOsPrintf ("*****/\n"); 508 509 AcpiDmDumpTree (AcpiGbl_ParseOpRoot); 510 } 511 } 512 513 /* 514 * Now that the namespace is finalized, we can perform namespace 515 * transforms. 516 * 517 * 1) Convert fixed-offset references to resource descriptors 518 * to symbolic references (Note: modifies namespace) 519 */ 520 AcpiDmConvertResourceIndexes (AcpiGbl_ParseOpRoot, AcpiGbl_RootNode); 521 522 /* Optional displays */ 523 524 if (AcpiGbl_DbOpt_disasm) 525 { 526 /* This is the real disassembly */ 527 528 AdDisplayTables (Filename, Table); 529 530 /* Dump hex table if requested (-vt) */ 531 532 AcpiDmDumpDataTable (Table); 533 534 fprintf (stderr, "Disassembly completed\n"); 535 fprintf (stderr, "ASL Output: %s - %u bytes\n", 536 DisasmFilename, AdGetFileSize (File)); 537 } 538 } 539 540 Cleanup: 541 542 if (Table && !AcpiUtIsAmlTable (Table)) 543 { 544 ACPI_FREE (Table); 545 } 546 547 if (OutToFile && File) 548 { 549 if (AslCompilerdebug) /* Display final namespace, with transforms */ 550 { 551 NsSetupNamespaceListing (File); 552 NsDisplayNamespace (); 553 } 554 555 fclose (File); 556 AcpiOsRedirectOutput (stdout); 557 } 558 559 AcpiPsDeleteParseTree (AcpiGbl_ParseOpRoot); 560 AcpiGbl_ParseOpRoot = NULL; 561 return (Status); 562 } 563 564 565 /****************************************************************************** 566 * 567 * FUNCTION: AdDisassemblerHeader 568 * 569 * PARAMETERS: Filename - Input file for the table 570 * 571 * RETURN: None 572 * 573 * DESCRIPTION: Create the disassembler header, including ACPI CA signon with 574 * current time and date. 575 * 576 *****************************************************************************/ 577 578 void 579 AdDisassemblerHeader ( 580 char *Filename) 581 { 582 time_t Timer; 583 584 time (&Timer); 585 586 /* Header and input table info */ 587 588 AcpiOsPrintf ("/*\n"); 589 AcpiOsPrintf (ACPI_COMMON_HEADER ("AML Disassembler", " * ")); 590 591 AcpiOsPrintf (" * Disassembly of %s, %s", Filename, ctime (&Timer)); 592 AcpiOsPrintf (" *\n"); 593 } 594 595 596 /****************************************************************************** 597 * 598 * FUNCTION: AdCreateTableHeader 599 * 600 * PARAMETERS: Filename - Input file for the table 601 * Table - Pointer to the raw table 602 * 603 * RETURN: None 604 * 605 * DESCRIPTION: Create the ASL table header, including ACPI CA signon with 606 * current time and date. 607 * 608 *****************************************************************************/ 609 610 static void 611 AdCreateTableHeader ( 612 char *Filename, 613 ACPI_TABLE_HEADER *Table) 614 { 615 char *NewFilename; 616 UINT8 Checksum; 617 618 619 /* 620 * Print file header and dump original table header 621 */ 622 AdDisassemblerHeader (Filename); 623 624 AcpiOsPrintf (" * Original Table Header:\n"); 625 AcpiOsPrintf (" * Signature \"%4.4s\"\n", Table->Signature); 626 AcpiOsPrintf (" * Length 0x%8.8X (%u)\n", Table->Length, Table->Length); 627 628 /* Print and validate the revision */ 629 630 AcpiOsPrintf (" * Revision 0x%2.2X", Table->Revision); 631 632 switch (Table->Revision) 633 { 634 case 0: 635 636 AcpiOsPrintf (" **** Invalid Revision"); 637 break; 638 639 case 1: 640 641 /* Revision of DSDT controls the ACPI integer width */ 642 643 if (ACPI_COMPARE_NAME (Table->Signature, ACPI_SIG_DSDT)) 644 { 645 AcpiOsPrintf (" **** 32-bit table (V1), no 64-bit math support"); 646 } 647 break; 648 649 default: 650 651 break; 652 } 653 AcpiOsPrintf ("\n"); 654 655 /* Print and validate the table checksum */ 656 657 AcpiOsPrintf (" * Checksum 0x%2.2X", Table->Checksum); 658 659 Checksum = AcpiTbChecksum (ACPI_CAST_PTR (UINT8, Table), Table->Length); 660 if (Checksum) 661 { 662 AcpiOsPrintf (" **** Incorrect checksum, should be 0x%2.2X", 663 (UINT8) (Table->Checksum - Checksum)); 664 } 665 AcpiOsPrintf ("\n"); 666 667 AcpiOsPrintf (" * OEM ID \"%.6s\"\n", Table->OemId); 668 AcpiOsPrintf (" * OEM Table ID \"%.8s\"\n", Table->OemTableId); 669 AcpiOsPrintf (" * OEM Revision 0x%8.8X (%u)\n", Table->OemRevision, Table->OemRevision); 670 AcpiOsPrintf (" * Compiler ID \"%.4s\"\n", Table->AslCompilerId); 671 AcpiOsPrintf (" * Compiler Version 0x%8.8X (%u)\n", Table->AslCompilerRevision, Table->AslCompilerRevision); 672 AcpiOsPrintf (" */\n"); 673 674 /* Create AML output filename based on input filename */ 675 676 if (Filename) 677 { 678 NewFilename = FlGenerateFilename (Filename, "aml"); 679 } 680 else 681 { 682 NewFilename = ACPI_ALLOCATE_ZEROED (9); 683 strncat (NewFilename, Table->Signature, 4); 684 strcat (NewFilename, ".aml"); 685 } 686 687 /* Open the ASL definition block */ 688 689 AcpiOsPrintf ( 690 "DefinitionBlock (\"%s\", \"%4.4s\", %hu, \"%.6s\", \"%.8s\", 0x%8.8X)\n", 691 NewFilename, Table->Signature, Table->Revision, 692 Table->OemId, Table->OemTableId, Table->OemRevision); 693 694 ACPI_FREE (NewFilename); 695 } 696 697 698 /****************************************************************************** 699 * 700 * FUNCTION: AdDisplayTables 701 * 702 * PARAMETERS: Filename - Input file for the table 703 * Table - Pointer to the raw table 704 * 705 * RETURN: Status 706 * 707 * DESCRIPTION: Display (disassemble) loaded tables and dump raw tables 708 * 709 *****************************************************************************/ 710 711 ACPI_STATUS 712 AdDisplayTables ( 713 char *Filename, 714 ACPI_TABLE_HEADER *Table) 715 { 716 717 718 if (!AcpiGbl_ParseOpRoot) 719 { 720 return (AE_NOT_EXIST); 721 } 722 723 if (!AcpiGbl_DbOpt_verbose) 724 { 725 AdCreateTableHeader (Filename, Table); 726 } 727 728 AcpiDmDisassemble (NULL, AcpiGbl_ParseOpRoot, ACPI_UINT32_MAX); 729 730 if (AcpiGbl_DbOpt_verbose) 731 { 732 AcpiOsPrintf ("\n\nTable Header:\n"); 733 AcpiUtDebugDumpBuffer ((UINT8 *) Table, sizeof (ACPI_TABLE_HEADER), 734 DB_BYTE_DISPLAY, ACPI_UINT32_MAX); 735 736 AcpiOsPrintf ("Table Body (Length 0x%X)\n", Table->Length); 737 AcpiUtDebugDumpBuffer (((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)), 738 Table->Length, DB_BYTE_DISPLAY, ACPI_UINT32_MAX); 739 } 740 741 return (AE_OK); 742 } 743 744 745 /****************************************************************************** 746 * 747 * FUNCTION: AdGetLocalTables 748 * 749 * PARAMETERS: Filename - Not used 750 * GetAllTables - TRUE if all tables are desired 751 * 752 * RETURN: Status 753 * 754 * DESCRIPTION: Get the ACPI tables from either memory or a file 755 * 756 *****************************************************************************/ 757 758 ACPI_STATUS 759 AdGetLocalTables ( 760 char *Filename, 761 BOOLEAN GetAllTables) 762 { 763 ACPI_STATUS Status; 764 ACPI_TABLE_HEADER TableHeader; 765 ACPI_TABLE_HEADER *NewTable; 766 UINT32 NumTables; 767 UINT32 PointerSize; 768 UINT32 TableIndex; 769 770 771 if (GetAllTables) 772 { 773 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_RSDT); 774 AcpiOsTableOverride (&TableHeader, &NewTable); 775 if (!NewTable) 776 { 777 fprintf (stderr, "Could not obtain RSDT\n"); 778 return (AE_NO_ACPI_TABLES); 779 } 780 else 781 { 782 AdWriteTable (NewTable, NewTable->Length, 783 ACPI_SIG_RSDT, NewTable->OemTableId); 784 } 785 786 if (ACPI_COMPARE_NAME (NewTable->Signature, ACPI_SIG_RSDT)) 787 { 788 PointerSize = sizeof (UINT32); 789 } 790 else 791 { 792 PointerSize = sizeof (UINT64); 793 } 794 795 /* 796 * Determine the number of tables pointed to by the RSDT/XSDT. 797 * This is defined by the ACPI Specification to be the number of 798 * pointers contained within the RSDT/XSDT. The size of the pointers 799 * is architecture-dependent. 800 */ 801 NumTables = (NewTable->Length - sizeof (ACPI_TABLE_HEADER)) / PointerSize; 802 AcpiOsPrintf ("There are %u tables defined in the %4.4s\n\n", 803 NumTables, NewTable->Signature); 804 805 /* Get the FADT */ 806 807 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_FADT); 808 AcpiOsTableOverride (&TableHeader, &NewTable); 809 if (NewTable) 810 { 811 AdWriteTable (NewTable, NewTable->Length, 812 ACPI_SIG_FADT, NewTable->OemTableId); 813 } 814 AcpiOsPrintf ("\n"); 815 816 /* Don't bother with FACS, it is usually all zeros */ 817 } 818 819 /* Always get the DSDT */ 820 821 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_DSDT); 822 AcpiOsTableOverride (&TableHeader, &NewTable); 823 if (NewTable) 824 { 825 AdWriteTable (NewTable, NewTable->Length, 826 ACPI_SIG_DSDT, NewTable->OemTableId); 827 828 /* Store DSDT in the Table Manager */ 829 830 Status = AcpiTbStoreTable (0, NewTable, NewTable->Length, 831 0, &TableIndex); 832 if (ACPI_FAILURE (Status)) 833 { 834 fprintf (stderr, "Could not store DSDT\n"); 835 return (AE_NO_ACPI_TABLES); 836 } 837 } 838 else 839 { 840 fprintf (stderr, "Could not obtain DSDT\n"); 841 return (AE_NO_ACPI_TABLES); 842 } 843 844 #if 0 845 /* TBD: Future implementation */ 846 847 AcpiOsPrintf ("\n"); 848 849 /* Get all SSDTs */ 850 851 ACPI_MOVE_32_TO_32 (TableHeader.Signature, ACPI_SIG_SSDT); 852 do 853 { 854 NewTable = NULL; 855 Status = AcpiOsTableOverride (&TableHeader, &NewTable); 856 857 } while (NewTable); 858 #endif 859 860 return (AE_OK); 861 } 862 863 864 /****************************************************************************** 865 * 866 * FUNCTION: AdParseTable 867 * 868 * PARAMETERS: Table - Pointer to the raw table 869 * OwnerId - Returned OwnerId of the table 870 * LoadTable - If add table to the global table list 871 * External - If this is an external table 872 * 873 * RETURN: Status 874 * 875 * DESCRIPTION: Parse the DSDT. 876 * 877 *****************************************************************************/ 878 879 ACPI_STATUS 880 AdParseTable ( 881 ACPI_TABLE_HEADER *Table, 882 ACPI_OWNER_ID *OwnerId, 883 BOOLEAN LoadTable, 884 BOOLEAN External) 885 { 886 ACPI_STATUS Status = AE_OK; 887 ACPI_WALK_STATE *WalkState; 888 UINT8 *AmlStart; 889 UINT32 AmlLength; 890 UINT32 TableIndex; 891 892 893 if (!Table) 894 { 895 return (AE_NOT_EXIST); 896 } 897 898 /* Pass 1: Parse everything except control method bodies */ 899 900 fprintf (stderr, "Pass 1 parse of [%4.4s]\n", (char *) Table->Signature); 901 902 AmlLength = Table->Length - sizeof (ACPI_TABLE_HEADER); 903 AmlStart = ((UINT8 *) Table + sizeof (ACPI_TABLE_HEADER)); 904 905 /* Create the root object */ 906 907 AcpiGbl_ParseOpRoot = AcpiPsCreateScopeOp (); 908 if (!AcpiGbl_ParseOpRoot) 909 { 910 return (AE_NO_MEMORY); 911 } 912 913 /* Create and initialize a new walk state */ 914 915 WalkState = AcpiDsCreateWalkState (0, 916 AcpiGbl_ParseOpRoot, NULL, NULL); 917 if (!WalkState) 918 { 919 return (AE_NO_MEMORY); 920 } 921 922 Status = AcpiDsInitAmlWalk (WalkState, AcpiGbl_ParseOpRoot, 923 NULL, AmlStart, AmlLength, NULL, ACPI_IMODE_LOAD_PASS1); 924 if (ACPI_FAILURE (Status)) 925 { 926 return (Status); 927 } 928 929 WalkState->ParseFlags &= ~ACPI_PARSE_DELETE_TREE; 930 WalkState->ParseFlags |= ACPI_PARSE_DISASSEMBLE; 931 932 Status = AcpiPsParseAml (WalkState); 933 if (ACPI_FAILURE (Status)) 934 { 935 return (Status); 936 } 937 938 /* If LoadTable is FALSE, we are parsing the last loaded table */ 939 940 TableIndex = AcpiGbl_RootTableList.CurrentTableCount - 1; 941 942 /* Pass 2 */ 943 944 if (LoadTable) 945 { 946 Status = AcpiTbStoreTable ((ACPI_PHYSICAL_ADDRESS) Table, Table, 947 Table->Length, ACPI_TABLE_ORIGIN_ALLOCATED, &TableIndex); 948 if (ACPI_FAILURE (Status)) 949 { 950 return (Status); 951 } 952 Status = AcpiTbAllocateOwnerId (TableIndex); 953 if (ACPI_FAILURE (Status)) 954 { 955 return (Status); 956 } 957 if (OwnerId) 958 { 959 Status = AcpiTbGetOwnerId (TableIndex, OwnerId); 960 if (ACPI_FAILURE (Status)) 961 { 962 return (Status); 963 } 964 } 965 } 966 967 fprintf (stderr, "Pass 2 parse of [%4.4s]\n", (char *) Table->Signature); 968 969 Status = AcpiNsOneCompleteParse (ACPI_IMODE_LOAD_PASS2, TableIndex, NULL); 970 if (ACPI_FAILURE (Status)) 971 { 972 return (Status); 973 } 974 975 /* No need to parse control methods of external table */ 976 977 if (External) 978 { 979 return (AE_OK); 980 } 981 982 /* Pass 3: Parse control methods and link their parse trees into the main parse tree */ 983 984 fprintf (stderr, "Parsing Deferred Opcodes (Methods/Buffers/Packages/Regions)\n"); 985 Status = AcpiDmParseDeferredOps (AcpiGbl_ParseOpRoot); 986 fprintf (stderr, "\n"); 987 988 /* Process Resource Templates */ 989 990 AcpiDmFindResources (AcpiGbl_ParseOpRoot); 991 992 fprintf (stderr, "Parsing completed\n"); 993 return (AE_OK); 994 }