1 /******************************************************************************
3 * Module Name: aslmain - compiler main and utilities
5 *****************************************************************************/
7 /******************************************************************************
11 * Some or all of this work - Copyright (c) 1999 - 2015, Intel Corp.
12 * All rights reserved.
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
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
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;
37 * The above copyright and patent license is granted only if the following
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.
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
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
72 * 3.4. Intel retains all right, title, and interest in and to the Original
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.
80 * 4. Disclaimer and Export Compliance
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
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
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.
114 *****************************************************************************/
116 #define _DECLARE_GLOBALS
118 #include "aslcompiler.h"
120 #include "acdisasm.h"
123 #define _COMPONENT ACPI_COMPILER
124 ACPI_MODULE_NAME ("aslmain")
127 * Main routine for the iASL compiler.
129 * Portability note: The compiler depends upon the host for command-line
130 * wildcard support - it is not implemented locally. For example:
132 * Linux/Unix systems: Shell expands wildcards automatically.
134 * Windows: The setargv.obj module must be linked in to automatically
138 /* Local prototypes */
140 static void ACPI_SYSTEM_XFACE
149 AcpiIsBigEndianMachine (
153 /*******************************************************************************
155 * FUNCTION: AcpiIsBigEndianMachine
159 * RETURN: TRUE if machine is big endian
160 * FALSE if machine is little endian
162 * DESCRIPTION: Detect whether machine is little endian or big endian.
164 ******************************************************************************/
167 AcpiIsBigEndianMachine (
173 } Overlay = {0xFF000000};
175 return (Overlay.Bytes[0]); /* Returns 0xFF (TRUE) for big endian */
179 /*******************************************************************************
187 * DESCRIPTION: Display option help message.
188 * Optional items in square brackets.
190 ******************************************************************************/
196 printf ("%s\n\n", ASL_COMPLIANCE);
197 ACPI_USAGE_HEADER ("iasl [Options] [Files]");
199 printf ("\nGeneral:\n");
200 ACPI_OPTION ("-@ <file>", "Specify command file");
201 ACPI_OPTION ("-I <dir>", "Specify additional include directory");
202 ACPI_OPTION ("-T <sig>|ALL|*", "Create table template file for ACPI <Sig>");
203 ACPI_OPTION ("-p <prefix>", "Specify path/filename prefix for all output files");
204 ACPI_OPTION ("-v", "Display compiler version");
205 ACPI_OPTION ("-vo", "Enable optimization comments");
206 ACPI_OPTION ("-vs", "Disable signon");
208 printf ("\nHelp:\n");
209 ACPI_OPTION ("-h", "This message");
210 ACPI_OPTION ("-hc", "Display operators allowed in constant expressions");
211 ACPI_OPTION ("-hf", "Display help for output filename generation");
212 ACPI_OPTION ("-hr", "Display ACPI reserved method names");
213 ACPI_OPTION ("-ht", "Display currently supported ACPI table names");
215 printf ("\nPreprocessor:\n");
216 ACPI_OPTION ("-D <symbol>", "Define symbol for preprocessor use");
217 ACPI_OPTION ("-li", "Create preprocessed output file (*.i)");
218 ACPI_OPTION ("-P", "Preprocess only and create preprocessor output file (*.i)");
219 ACPI_OPTION ("-Pn", "Disable preprocessor");
221 printf ("\nErrors, Warnings, and Remarks:\n");
222 ACPI_OPTION ("-va", "Disable all errors/warnings/remarks");
223 ACPI_OPTION ("-ve", "Report only errors (ignore warnings and remarks)");
224 ACPI_OPTION ("-vi", "Less verbose errors and warnings for use with IDEs");
225 ACPI_OPTION ("-vr", "Disable remarks");
226 ACPI_OPTION ("-vw <messageid>", "Disable specific warning or remark");
227 ACPI_OPTION ("-w1 -w2 -w3", "Set warning reporting level");
228 ACPI_OPTION ("-we", "Report warnings as errors");
230 printf ("\nAML Code Generation (*.aml):\n");
231 ACPI_OPTION ("-oa", "Disable all optimizations (compatibility mode)");
232 ACPI_OPTION ("-of", "Disable constant folding");
233 ACPI_OPTION ("-oi", "Disable integer optimization to Zero/One/Ones");
234 ACPI_OPTION ("-on", "Disable named reference string optimization");
235 ACPI_OPTION ("-cr", "Disable Resource Descriptor error checking");
236 ACPI_OPTION ("-in", "Ignore NoOp operators");
237 ACPI_OPTION ("-r <revision>", "Override table header Revision (1-255)");
239 printf ("\nOptional Source Code Output Files:\n");
240 ACPI_OPTION ("-sc -sa", "Create source file in C or assembler (*.c or *.asm)");
241 ACPI_OPTION ("-ic -ia", "Create include file in C or assembler (*.h or *.inc)");
242 ACPI_OPTION ("-tc -ta -ts", "Create hex AML table in C, assembler, or ASL (*.hex)");
243 ACPI_OPTION ("-so", "Create offset table in C (*.offset.h)");
245 printf ("\nOptional Listing Files:\n");
246 ACPI_OPTION ("-l", "Create mixed listing file (ASL source and AML) (*.lst)");
247 ACPI_OPTION ("-lm", "Create hardware summary map file (*.map)");
248 ACPI_OPTION ("-ln", "Create namespace file (*.nsp)");
249 ACPI_OPTION ("-ls", "Create combined source file (expanded includes) (*.src)");
251 printf ("\nData Table Compiler:\n");
252 ACPI_OPTION ("-G", "Compile custom table that contains generic operators");
253 ACPI_OPTION ("-vt", "Create verbose template files (full disassembly)");
255 printf ("\nAML Disassembler:\n");
256 ACPI_OPTION ("-d <f1 f2 ...>", "Disassemble or decode binary ACPI tables to file (*.dsl)");
257 ACPI_OPTION ("", " (Optional, file type is automatically detected)");
258 ACPI_OPTION ("-da <f1 f2 ...>", "Disassemble multiple tables from single namespace");
259 ACPI_OPTION ("-db", "Do not translate Buffers to Resource Templates");
260 ACPI_OPTION ("-dc <f1 f2 ...>", "Disassemble AML and immediately compile it");
261 ACPI_OPTION ("", " (Obtain DSDT from current system if no input file)");
262 ACPI_OPTION ("-df", "Force disassembler to assume table contains valid AML");
263 ACPI_OPTION ("-dl", "Emit legacy ASL code only (no C-style operators)");
264 ACPI_OPTION ("-e <f1 f2 ...>", "Include ACPI table(s) for external symbol resolution");
265 ACPI_OPTION ("-fe <file>", "Specify external symbol declaration file");
266 ACPI_OPTION ("-in", "Ignore NoOp opcodes");
267 ACPI_OPTION ("-vt", "Dump binary table data in hex format within output file");
269 printf ("\nDebug Options:\n");
270 ACPI_OPTION ("-bf", "Create debug file (full output) (*.txt)");
271 ACPI_OPTION ("-bs", "Create debug file (parse tree only) (*.txt)");
272 ACPI_OPTION ("-bp <depth>", "Prune ASL parse tree");
273 ACPI_OPTION ("-bt <type>", "Object type to be pruned from the parse tree");
274 ACPI_OPTION ("-f", "Ignore errors, force creation of AML output file(s)");
275 ACPI_OPTION ("-m <size>", "Set internal line buffer size (in Kbytes)");
276 ACPI_OPTION ("-n", "Parse only, no output generation");
277 ACPI_OPTION ("-ot", "Display compile times and statistics");
278 ACPI_OPTION ("-x <level>", "Set debug level for trace output");
279 ACPI_OPTION ("-z", "Do not insert new compiler ID for DataTables");
283 /*******************************************************************************
285 * FUNCTION: FilenameHelp
291 * DESCRIPTION: Display help message for output filename generation
293 ******************************************************************************/
300 printf ("\nAML output filename generation:\n");
301 printf (" Output filenames are generated by appending an extension to a common\n");
302 printf (" filename prefix. The filename prefix is obtained via one of the\n");
303 printf (" following methods (in priority order):\n");
304 printf (" 1) The -p option specifies the prefix\n");
305 printf (" 2) The prefix of the AMLFileName in the ASL Definition Block\n");
306 printf (" 3) The prefix of the input filename\n");
311 /******************************************************************************
313 * FUNCTION: AslSignalHandler
315 * PARAMETERS: Sig - Signal that invoked this handler
319 * DESCRIPTION: Control-C handler. Delete any intermediate files and any
320 * output files that may be left in an indeterminate state.
322 *****************************************************************************/
324 static void ACPI_SYSTEM_XFACE
331 signal (Sig, SIG_IGN);
332 printf ("Aborting\n\n");
334 /* Close all open files */
336 Gbl_Files[ASL_FILE_PREPROCESSOR].Handle = NULL; /* the .i file is same as source file */
338 for (i = ASL_FILE_INPUT; i < ASL_MAX_FILE_TYPE; i++)
343 /* Delete any output files */
345 for (i = ASL_FILE_AML_OUTPUT; i < ASL_MAX_FILE_TYPE; i++)
354 /*******************************************************************************
356 * FUNCTION: AslInitialize
362 * DESCRIPTION: Initialize compiler globals
364 ******************************************************************************/
373 for (i = 0; i < ASL_NUM_FILES; i++)
375 Gbl_Files[i].Handle = NULL;
376 Gbl_Files[i].Filename = NULL;
379 Gbl_Files[ASL_FILE_STDOUT].Handle = stdout;
380 Gbl_Files[ASL_FILE_STDOUT].Filename = "STDOUT";
382 Gbl_Files[ASL_FILE_STDERR].Handle = stderr;
383 Gbl_Files[ASL_FILE_STDERR].Filename = "STDERR";
387 /*******************************************************************************
391 * PARAMETERS: Standard argc/argv
393 * RETURN: Program termination code
395 * DESCRIPTION: C main routine for the Asl Compiler. Handle command line
396 * options and begin the compile for each file on the command line
398 ******************************************************************************/
400 int ACPI_SYSTEM_XFACE
408 int ReturnStatus = 0;
412 * Big-endian machines are not currently supported. ACPI tables must
413 * be little-endian, and support for big-endian machines needs to
416 if (AcpiIsBigEndianMachine ())
419 "iASL is not currently supported on big-endian machines.\n");
424 ACPI_DEBUG_INITIALIZE (); /* For debug version only */
426 /* Initialize preprocessor and compiler before command line processing */
428 signal (SIGINT, AslSignalHandler);
429 AcpiGbl_ExternalFileList = NULL;
431 PrInitializePreprocessor ();
434 Index1 = Index2 = AslCommandLine (argc, argv);
436 /* Allocate the line buffer(s), must be after command line */
438 Gbl_LineBufferSize /= 2;
439 UtExpandLineBuffers ();
441 /* Perform global actions first/only */
443 if (Gbl_DisassembleAll)
447 Status = AcpiDmAddToExternalFileList (argv[Index1]);
448 if (ACPI_FAILURE (Status))
457 /* Process each pathname/filename in the list, with possible wildcards */
462 * If -p not specified, we will use the input filename as the
463 * output filename prefix
465 if (Gbl_UseDefaultAmlFilename)
467 Gbl_OutputFilenamePrefix = argv[Index2];
468 UtConvertBackslashes (Gbl_OutputFilenamePrefix);
471 Status = AslDoOneFile (argv[Index2]);
472 if (ACPI_FAILURE (Status))
484 UtFreeLineBuffers ();
487 if (AcpiGbl_ExternalFileList)
489 AcpiDmClearExternalFileList();
492 return (ReturnStatus);