1 /****************************************************************************** 2 * 3 * Module Name: aslstartup - Compiler startup routines, called from main 4 * 5 *****************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2020, Intel Corp. 12 * All rights reserved. 13 * 14 * 2. License 15 * 16 * 2.1. This is your license from Intel Corp. under its intellectual property 17 * rights. You may have additional license terms from the party that provided 18 * you this software, covering your right to use that party's intellectual 19 * property rights. 20 * 21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 22 * copy of the source code appearing in this file ("Covered Code") an 23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 24 * base code distributed originally by Intel ("Original Intel Code") to copy, 25 * make derivatives, distribute, use and display any portion of the Covered 26 * Code in any form, with the right to sublicense such rights; and 27 * 28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 29 * license (with the right to sublicense), under only those claims of Intel 30 * patents that are infringed by the Original Intel Code, to make, use, sell, 31 * offer to sell, and import the Covered Code and derivative works thereof 32 * solely to the minimum extent necessary to exercise the above copyright 33 * license, and in no event shall the patent license extend to any additions 34 * to or modifications of the Original Intel Code. No other license or right 35 * is granted directly or by implication, estoppel or otherwise; 36 * 37 * The above copyright and patent license is granted only if the following 38 * conditions are met: 39 * 40 * 3. Conditions 41 * 42 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 43 * Redistribution of source code of any substantial portion of the Covered 44 * Code or modification with rights to further distribute source must include 45 * the above Copyright Notice, the above License, this list of Conditions, 46 * and the following Disclaimer and Export Compliance provision. In addition, 47 * Licensee must cause all Covered Code to which Licensee contributes to 48 * contain a file documenting the changes Licensee made to create that Covered 49 * Code and the date of any change. Licensee must include in that file the 50 * documentation of any changes made by any predecessor Licensee. Licensee 51 * must include a prominent statement that the modification is derived, 52 * directly or indirectly, from Original Intel Code. 53 * 54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 55 * Redistribution of source code of any substantial portion of the Covered 56 * Code or modification without rights to further distribute source must 57 * include the following Disclaimer and Export Compliance provision in the 58 * documentation and/or other materials provided with distribution. In 59 * addition, Licensee may not authorize further sublicense of source of any 60 * portion of the Covered Code, and must include terms to the effect that the 61 * license from Licensee to its licensee is limited to the intellectual 62 * property embodied in the software Licensee provides to its licensee, and 63 * not to intellectual property embodied in modifications its licensee may 64 * make. 65 * 66 * 3.3. Redistribution of Executable. Redistribution in executable form of any 67 * substantial portion of the Covered Code or modification must reproduce the 68 * above Copyright Notice, and the following Disclaimer and Export Compliance 69 * provision in the documentation and/or other materials provided with the 70 * distribution. 71 * 72 * 3.4. Intel retains all right, title, and interest in and to the Original 73 * Intel Code. 74 * 75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 76 * Intel shall be used in advertising or otherwise to promote the sale, use or 77 * other dealings in products derived from or relating to the Covered Code 78 * without prior written authorization from Intel. 79 * 80 * 4. Disclaimer and Export Compliance 81 * 82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 88 * PARTICULAR PURPOSE. 89 * 90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 97 * LIMITED REMEDY. 98 * 99 * 4.3. Licensee shall not export, either directly or indirectly, any of this 100 * software or system incorporating such software without first obtaining any 101 * required license or other approval from the U. S. Department of Commerce or 102 * any other agency or department of the United States Government. In the 103 * event Licensee exports any such software from the United States or 104 * re-exports any such software from a foreign destination, Licensee shall 105 * ensure that the distribution and export/re-export of the software is in 106 * compliance with all laws, regulations, orders, or other restrictions of the 107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 108 * any of its subsidiaries will export/re-export any technical data, process, 109 * software, or service, directly or indirectly, to any country for which the 110 * United States government or any agency thereof requires an export license, 111 * other governmental approval, or letter of assurance, without first obtaining 112 * such license, approval or letter. 113 * 114 ***************************************************************************** 115 * 116 * Alternatively, you may choose to be licensed under the terms of the 117 * following license: 118 * 119 * Redistribution and use in source and binary forms, with or without 120 * modification, are permitted provided that the following conditions 121 * are met: 122 * 1. Redistributions of source code must retain the above copyright 123 * notice, this list of conditions, and the following disclaimer, 124 * without modification. 125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126 * substantially similar to the "NO WARRANTY" disclaimer below 127 * ("Disclaimer") and any redistribution must be conditioned upon 128 * including a substantially similar Disclaimer requirement for further 129 * binary redistribution. 130 * 3. Neither the names of the above-listed copyright holders nor the names 131 * of any contributors may be used to endorse or promote products derived 132 * from this software without specific prior written permission. 133 * 134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 145 * 146 * Alternatively, you may choose to be licensed under the terms of the 147 * GNU General Public License ("GPL") version 2 as published by the Free 148 * Software Foundation. 149 * 150 *****************************************************************************/ 151 152 #include <contrib/dev/acpica/compiler/aslcompiler.h> 153 #include <contrib/dev/acpica/include/actables.h> 154 #include <contrib/dev/acpica/include/acdisasm.h> 155 #include <contrib/dev/acpica/include/acapps.h> 156 #include <contrib/dev/acpica/include/acconvert.h> 157 158 #define _COMPONENT ACPI_COMPILER 159 ACPI_MODULE_NAME ("aslstartup") 160 161 162 /* Local prototypes */ 163 164 static UINT8 165 AslDetectSourceFileType ( 166 ASL_FILE_INFO *Info); 167 168 169 /* Globals */ 170 171 static BOOLEAN AslToFile = TRUE; 172 173 174 /******************************************************************************* 175 * 176 * FUNCTION: AslInitializeGlobals 177 * 178 * PARAMETERS: None 179 * 180 * RETURN: None 181 * 182 * DESCRIPTION: Re-initialize globals needed to restart the compiler. This 183 * allows multiple files to be disassembled and/or compiled. 184 * 185 ******************************************************************************/ 186 187 void 188 AslInitializeGlobals ( 189 void) 190 { 191 UINT32 i; 192 193 194 /* Init compiler globals */ 195 196 AslGbl_SyntaxError = 0; 197 AslGbl_CurrentColumn = 0; 198 AslGbl_CurrentLineNumber = 1; 199 AslGbl_LogicalLineNumber = 1; 200 AslGbl_CurrentLineOffset = 0; 201 AslGbl_InputFieldCount = 0; 202 AslGbl_InputByteCount = 0; 203 AslGbl_NsLookupCount = 0; 204 AslGbl_LineBufPtr = AslGbl_CurrentLineBuffer; 205 206 AslGbl_ErrorLog = NULL; 207 AslGbl_NextError = NULL; 208 AslGbl_Signature = NULL; 209 AslGbl_FileType = 0; 210 211 AslGbl_TotalExecutableOpcodes = 0; 212 AslGbl_TotalNamedObjects = 0; 213 AslGbl_TotalKeywords = 0; 214 AslGbl_TotalParseNodes = 0; 215 AslGbl_TotalMethods = 0; 216 AslGbl_TotalAllocations = 0; 217 AslGbl_TotalAllocated = 0; 218 AslGbl_TotalFolds = 0; 219 220 AslGbl_NextEvent = 0; 221 for (i = 0; i < ASL_NUM_REPORT_LEVELS; i++) 222 { 223 AslGbl_ExceptionCount[i] = 0; 224 } 225 226 if (AcpiGbl_CaptureComments) 227 { 228 AslGbl_CommentState.SpacesBefore = 0; 229 AslGbl_CommentState.CommentType = 1; 230 AslGbl_CommentState.LatestParseOp = NULL; 231 AslGbl_CommentState.ParsingParenBraceNode = NULL; 232 AslGbl_CommentState.CaptureComments = TRUE; 233 } 234 } 235 236 237 /******************************************************************************* 238 * 239 * FUNCTION: AslDetectSourceFileType 240 * 241 * PARAMETERS: Info - Name/Handle for the file (must be open) 242 * 243 * RETURN: File Type 244 * 245 * DESCRIPTION: Determine the type of the input file. Either binary (contains 246 * non-ASCII characters), ASL file, or an ACPI Data Table file. 247 * 248 ******************************************************************************/ 249 250 static UINT8 251 AslDetectSourceFileType ( 252 ASL_FILE_INFO *Info) 253 { 254 char *FileChar; 255 UINT8 Type = ASL_INPUT_TYPE_ASCII_DATA; /* default */ 256 ACPI_STATUS Status; 257 258 259 /* Check for 100% ASCII source file (comments are ignored) */ 260 261 Status = FlIsFileAsciiSource (Info->Filename, FALSE); 262 if (ACPI_SUCCESS (Status)) 263 { 264 /* 265 * File contains ASCII source code. Determine if this is an ASL 266 * file or an ACPI data table file. 267 */ 268 while (fgets (AslGbl_CurrentLineBuffer, AslGbl_LineBufferSize, Info->Handle)) 269 { 270 /* Uppercase the buffer for caseless compare */ 271 272 FileChar = AslGbl_CurrentLineBuffer; 273 while (*FileChar) 274 { 275 *FileChar = (char) toupper ((int) *FileChar); 276 FileChar++; 277 } 278 279 /* Presence of "DefinitionBlock" indicates actual ASL code */ 280 281 if (strstr (AslGbl_CurrentLineBuffer, "DEFINITIONBLOCK")) 282 { 283 /* Appears to be an ASL file */ 284 285 Type = ASL_INPUT_TYPE_ASCII_ASL; 286 goto Cleanup; 287 } 288 } 289 290 /* Appears to be an ASCII data table source file */ 291 292 Type = ASL_INPUT_TYPE_ASCII_DATA; 293 goto Cleanup; 294 } 295 296 /* We have some sort of binary table, check for valid ACPI table */ 297 298 fseek (Info->Handle, 0, SEEK_SET); 299 300 Status = AcValidateTableHeader (Info->Handle, 0); 301 if (ACPI_SUCCESS (Status)) 302 { 303 fprintf (stderr, 304 "Binary file appears to be a valid ACPI table, disassembling\n"); 305 306 Type = ASL_INPUT_TYPE_BINARY_ACPI_TABLE; 307 goto Cleanup; 308 } 309 else 310 { 311 fprintf (stderr, 312 "Binary file does not contain a valid ACPI table\n"); 313 } 314 315 Type = ASL_INPUT_TYPE_BINARY; 316 317 318 Cleanup: 319 320 /* Must seek back to the start of the file */ 321 322 fseek (Info->Handle, 0, SEEK_SET); 323 return (Type); 324 } 325 326 327 /******************************************************************************* 328 * 329 * FUNCTION: AslDoDisassembly 330 * 331 * PARAMETERS: None 332 * 333 * RETURN: Status 334 * 335 * DESCRIPTION: Initiate AML file disassembly. Uses ACPICA subsystem to build 336 * namespace. This function assumes that the ACPI subsystem has 337 * been initialized. The caller of the initialization will also 338 * terminate the ACPI subsystem. 339 * 340 ******************************************************************************/ 341 342 ACPI_STATUS 343 AslDoDisassembly ( 344 void) 345 { 346 ACPI_STATUS Status; 347 348 349 Status = AcpiAllocateRootTable (4); 350 if (ACPI_FAILURE (Status)) 351 { 352 AcpiOsPrintf ("Could not initialize ACPI Table Manager, %s\n", 353 AcpiFormatException (Status)); 354 return (Status); 355 } 356 357 /* This is where the disassembly happens */ 358 359 AcpiGbl_DmOpt_Disasm = TRUE; 360 Status = AdAmlDisassemble (AslToFile, 361 AslGbl_Files[ASL_FILE_INPUT].Filename, AslGbl_OutputFilenamePrefix, 362 &AslGbl_Files[ASL_FILE_INPUT].Filename); 363 if (ACPI_FAILURE (Status)) 364 { 365 return (Status); 366 } 367 368 /* Check if any control methods were unresolved */ 369 370 AcpiDmUnresolvedWarning (0); 371 372 /* Clear Error log */ 373 374 AeClearErrorLog (); 375 376 /* 377 * AslGbl_Files[ASL_FILE_INPUT].Filename was replaced with the 378 * .DSL disassembly file, which can now be compiled if requested 379 */ 380 if (AslGbl_DoCompile) 381 { 382 AcpiOsPrintf ("\nCompiling \"%s\"\n", 383 AslGbl_Files[ASL_FILE_INPUT].Filename); 384 return (AE_CTRL_CONTINUE); 385 } 386 387 return (AE_OK); 388 } 389 390 391 /******************************************************************************* 392 * 393 * FUNCTION: AslDoOneFile 394 * 395 * PARAMETERS: Filename - Name of the file 396 * 397 * RETURN: Status 398 * 399 * DESCRIPTION: Process a single file - either disassemble, compile, or both 400 * 401 ******************************************************************************/ 402 403 ACPI_STATUS 404 AslDoOneFile ( 405 char *Filename) 406 { 407 ACPI_STATUS Status; 408 UINT8 Event; 409 ASL_GLOBAL_FILE_NODE *FileNode; 410 411 412 /* Re-initialize "some" compiler/preprocessor globals */ 413 414 AslInitializeGlobals (); 415 PrInitializeGlobals (); 416 417 /* 418 * Extract the directory path. This path is used for possible include 419 * files and the optional AML filename embedded in the input file 420 * DefinitionBlock declaration. 421 */ 422 Status = FlSplitInputPathname (Filename, &AslGbl_DirectoryPath, NULL); 423 if (ACPI_FAILURE (Status)) 424 { 425 return (Status); 426 } 427 428 /* 429 * There was an input file detected at this point. Each input ASL file is 430 * associated with one global file node consisting of the input file and 431 * all output files associated with it. This is useful when compiling 432 * multiple files in one command. 433 */ 434 Status = FlInitOneFile(Filename); 435 if (ACPI_FAILURE (Status)) 436 { 437 return (AE_ERROR); 438 } 439 440 /* Take a copy of the input filename, convert any backslashes */ 441 442 AslGbl_Files[ASL_FILE_INPUT].Filename = 443 UtLocalCacheCalloc (strlen (Filename) + 1); 444 445 strcpy (AslGbl_Files[ASL_FILE_INPUT].Filename, Filename); 446 UtConvertBackslashes (AslGbl_Files[ASL_FILE_INPUT].Filename); 447 448 /* 449 * Open the input file. Here, this should be an ASCII source file, 450 * either an ASL file or a Data Table file 451 */ 452 Status = FlOpenInputFile (AslGbl_Files[ASL_FILE_INPUT].Filename); 453 if (ACPI_FAILURE (Status)) 454 { 455 AePrintErrorLog (ASL_FILE_STDERR); 456 return (AE_ERROR); 457 } 458 459 FileNode = FlGetCurrentFileNode(); 460 461 FileNode->OriginalInputFileSize = FlGetFileSize (ASL_FILE_INPUT); 462 463 /* Determine input file type */ 464 465 AslGbl_FileType = AslDetectSourceFileType (&AslGbl_Files[ASL_FILE_INPUT]); 466 FileNode->FileType = AslGbl_FileType; 467 if (AslGbl_FileType == ASL_INPUT_TYPE_BINARY) 468 { 469 return (AE_ERROR); 470 } 471 472 /* 473 * If -p not specified, we will use the input filename as the 474 * output filename prefix 475 */ 476 if (AslGbl_UseDefaultAmlFilename) 477 { 478 AslGbl_OutputFilenamePrefix = AslGbl_Files[ASL_FILE_INPUT].Filename; 479 } 480 481 /* 482 * Open the output file. Note: by default, the name of this file comes from 483 * the table descriptor within the input file. 484 */ 485 if (AslGbl_FileType == ASL_INPUT_TYPE_ASCII_ASL) 486 { 487 Event = UtBeginEvent ("Open AML output file"); 488 Status = FlOpenAmlOutputFile (AslGbl_OutputFilenamePrefix); 489 UtEndEvent (Event); 490 if (ACPI_FAILURE (Status)) 491 { 492 AePrintErrorLog (ASL_FILE_STDERR); 493 return (AE_ERROR); 494 } 495 } 496 497 /* Open the optional output files (listings, etc.) */ 498 499 Status = FlOpenMiscOutputFiles (AslGbl_OutputFilenamePrefix); 500 if (ACPI_FAILURE (Status)) 501 { 502 AePrintErrorLog (ASL_FILE_STDERR); 503 return (AE_ERROR); 504 } 505 506 /* 507 * Compilation of ASL source versus DataTable source uses different 508 * compiler subsystems 509 */ 510 switch (AslGbl_FileType) 511 { 512 /* 513 * Data Table Compilation 514 */ 515 case ASL_INPUT_TYPE_ASCII_DATA: 516 517 Status = DtDoCompile (); 518 if (ACPI_FAILURE (Status)) 519 { 520 return (Status); 521 } 522 523 if (AslGbl_Signature) 524 { 525 AslGbl_Signature = NULL; 526 } 527 528 /* Check if any errors occurred during compile */ 529 530 Status = AslCheckForErrorExit (); 531 if (ACPI_FAILURE (Status)) 532 { 533 return (Status); 534 } 535 536 /* Cleanup (for next source file) and exit */ 537 538 AeClearErrorLog (); 539 PrTerminatePreprocessor (); 540 return (Status); 541 542 /* 543 * ASL Compilation 544 */ 545 case ASL_INPUT_TYPE_ASCII_ASL: 546 547 Status = CmDoCompile (); 548 if (ACPI_FAILURE (Status)) 549 { 550 PrTerminatePreprocessor (); 551 return (Status); 552 } 553 554 /* 555 * At this point, we know how many lines are in the input file. Save it 556 * to display for post-compilation summary. 557 */ 558 FileNode->TotalLineCount = AslGbl_CurrentLineNumber; 559 return (AE_OK); 560 561 /* 562 * Binary ACPI table was auto-detected, disassemble it 563 */ 564 case ASL_INPUT_TYPE_BINARY_ACPI_TABLE: 565 566 /* We have what appears to be an ACPI table, disassemble it */ 567 568 FlCloseFile (ASL_FILE_INPUT); 569 AslGbl_DoCompile = FALSE; 570 AcpiGbl_DisasmFlag = TRUE; 571 Status = AslDoDisassembly (); 572 return (Status); 573 574 /* Unknown binary table */ 575 576 case ASL_INPUT_TYPE_BINARY: 577 578 AePrintErrorLog (ASL_FILE_STDERR); 579 return (AE_ERROR); 580 581 default: 582 583 printf ("Unknown file type %X\n", AslGbl_FileType); 584 return (AE_ERROR); 585 } 586 } 587 588 589 /******************************************************************************* 590 * 591 * FUNCTION: AslCheckForErrorExit 592 * 593 * PARAMETERS: None. Examines global exception count array 594 * 595 * RETURN: Status 596 * 597 * DESCRIPTION: Determine if compiler should abort with error status 598 * 599 ******************************************************************************/ 600 601 ACPI_STATUS 602 AslCheckForErrorExit ( 603 void) 604 { 605 606 /* 607 * Return non-zero exit code if there have been errors, unless the 608 * global ignore error flag has been set 609 */ 610 if (!AslGbl_IgnoreErrors) 611 { 612 if (AslGbl_ExceptionCount[ASL_ERROR] > 0) 613 { 614 return (AE_ERROR); 615 } 616 617 /* Optionally treat warnings as errors */ 618 619 if (AslGbl_WarningsAsErrors) 620 { 621 if ((AslGbl_ExceptionCount[ASL_WARNING] > 0) || 622 (AslGbl_ExceptionCount[ASL_WARNING2] > 0) || 623 (AslGbl_ExceptionCount[ASL_WARNING3] > 0)) 624 { 625 AslError (ASL_ERROR, ASL_MSG_WARNING_AS_ERROR, NULL, 626 "(reporting warnings as errors)"); 627 return (AE_ERROR); 628 } 629 } 630 } 631 632 return (AE_OK); 633 } 634