xref: /freebsd/sys/contrib/dev/acpica/compiler/aslmain.c (revision fed1ca4b719c56c930f2259d80663cd34be812bb)
1 /******************************************************************************
2  *
3  * Module Name: aslmain - compiler main and utilities
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2016, 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 #define _DECLARE_GLOBALS
45 
46 #include <contrib/dev/acpica/compiler/aslcompiler.h>
47 #include <contrib/dev/acpica/include/acapps.h>
48 #include <contrib/dev/acpica/include/acdisasm.h>
49 #include <signal.h>
50 
51 #define _COMPONENT          ACPI_COMPILER
52         ACPI_MODULE_NAME    ("aslmain")
53 
54 /*
55  * Main routine for the iASL compiler.
56  *
57  * Portability note: The compiler depends upon the host for command-line
58  * wildcard support - it is not implemented locally. For example:
59  *
60  * Linux/Unix systems: Shell expands wildcards automatically.
61  *
62  * Windows: The setargv.obj module must be linked in to automatically
63  * expand wildcards.
64  */
65 
66 /* Local prototypes */
67 
68 static void ACPI_SYSTEM_XFACE
69 AslSignalHandler (
70     int                     Sig);
71 
72 static void
73 AslInitialize (
74     void);
75 
76 
77 /*******************************************************************************
78  *
79  * FUNCTION:    Usage
80  *
81  * PARAMETERS:  None
82  *
83  * RETURN:      None
84  *
85  * DESCRIPTION: Display option help message.
86  *              Optional items in square brackets.
87  *
88  ******************************************************************************/
89 
90 void
91 Usage (
92     void)
93 {
94     printf ("%s\n\n", ASL_COMPLIANCE);
95     ACPI_USAGE_HEADER ("iasl [Options] [Files]");
96 
97     printf ("\nGeneral:\n");
98     ACPI_OPTION ("-@ <file>",       "Specify command file");
99     ACPI_OPTION ("-I <dir>",        "Specify additional include directory");
100     ACPI_OPTION ("-T <sig list>|ALL",   "Create ACPI table template/example files");
101     ACPI_OPTION ("-T <count>",      "Emit DSDT and <count> SSDTs to same file");
102     ACPI_OPTION ("-p <prefix>",     "Specify path/filename prefix for all output files");
103     ACPI_OPTION ("-v",              "Display compiler version");
104     ACPI_OPTION ("-vo",             "Enable optimization comments");
105     ACPI_OPTION ("-vs",             "Disable signon");
106 
107     printf ("\nHelp:\n");
108     ACPI_OPTION ("-h",              "This message");
109     ACPI_OPTION ("-hc",             "Display operators allowed in constant expressions");
110     ACPI_OPTION ("-hf",             "Display help for output filename generation");
111     ACPI_OPTION ("-hr",             "Display ACPI reserved method names");
112     ACPI_OPTION ("-ht",             "Display currently supported ACPI table names");
113 
114     printf ("\nPreprocessor:\n");
115     ACPI_OPTION ("-D <symbol>",     "Define symbol for preprocessor use");
116     ACPI_OPTION ("-li",             "Create preprocessed output file (*.i)");
117     ACPI_OPTION ("-P",              "Preprocess only and create preprocessor output file (*.i)");
118     ACPI_OPTION ("-Pn",             "Disable preprocessor");
119 
120     printf ("\nErrors, Warnings, and Remarks:\n");
121     ACPI_OPTION ("-va",             "Disable all errors/warnings/remarks");
122     ACPI_OPTION ("-ve",             "Report only errors (ignore warnings and remarks)");
123     ACPI_OPTION ("-vi",             "Less verbose errors and warnings for use with IDEs");
124     ACPI_OPTION ("-vr",             "Disable remarks");
125     ACPI_OPTION ("-vw <messageid>", "Disable specific warning or remark");
126     ACPI_OPTION ("-w1 -w2 -w3",     "Set warning reporting level");
127     ACPI_OPTION ("-we",             "Report warnings as errors");
128 
129     printf ("\nAML Code Generation (*.aml):\n");
130     ACPI_OPTION ("-oa",             "Disable all optimizations (compatibility mode)");
131     ACPI_OPTION ("-of",             "Disable constant folding");
132     ACPI_OPTION ("-oi",             "Disable integer optimization to Zero/One/Ones");
133     ACPI_OPTION ("-on",             "Disable named reference string optimization");
134     ACPI_OPTION ("-ot",             "Disable typechecking");
135     ACPI_OPTION ("-cr",             "Disable Resource Descriptor error checking");
136     ACPI_OPTION ("-in",             "Ignore NoOp operators");
137     ACPI_OPTION ("-r <revision>",   "Override table header Revision (1-255)");
138 
139     printf ("\nOptional Source Code Output Files:\n");
140     ACPI_OPTION ("-sc -sa",         "Create source file in C or assembler (*.c or *.asm)");
141     ACPI_OPTION ("-ic -ia",         "Create include file in C or assembler (*.h or *.inc)");
142     ACPI_OPTION ("-tc -ta -ts",     "Create hex AML table in C, assembler, or ASL (*.hex)");
143     ACPI_OPTION ("-so",             "Create offset table in C (*.offset.h)");
144 
145     printf ("\nOptional Listing Files:\n");
146     ACPI_OPTION ("-l",              "Create mixed listing file (ASL source and AML) (*.lst)");
147     ACPI_OPTION ("-lm",             "Create hardware summary map file (*.map)");
148     ACPI_OPTION ("-ln",             "Create namespace file (*.nsp)");
149     ACPI_OPTION ("-ls",             "Create combined source file (expanded includes) (*.src)");
150     ACPI_OPTION ("-lx",             "Create cross-reference file (*.xrf)");
151 
152     printf ("\nData Table Compiler:\n");
153     ACPI_OPTION ("-G",              "Compile custom table that contains generic operators");
154     ACPI_OPTION ("-vt",             "Create verbose template files (full disassembly)");
155 
156     printf ("\nAML Disassembler:\n");
157     ACPI_OPTION ("-d  <f1 f2 ...>", "Disassemble or decode binary ACPI tables to file (*.dsl)");
158     ACPI_OPTION ("",                "  (Optional, file type is automatically detected)");
159     ACPI_OPTION ("-da <f1 f2 ...>", "Disassemble multiple tables from single namespace");
160     ACPI_OPTION ("-db",             "Do not translate Buffers to Resource Templates");
161     ACPI_OPTION ("-dc <f1 f2 ...>", "Disassemble AML and immediately compile it");
162     ACPI_OPTION ("",                "  (Obtain DSDT from current system if no input file)");
163     ACPI_OPTION ("-df",             "Force disassembler to assume table contains valid AML");
164     ACPI_OPTION ("-dl",             "Emit legacy ASL code only (no C-style operators)");
165     ACPI_OPTION ("-e  <f1 f2 ...>", "Include ACPI table(s) for external symbol resolution");
166     ACPI_OPTION ("-fe <file>",      "Specify external symbol declaration file");
167     ACPI_OPTION ("-in",             "Ignore NoOp opcodes");
168     ACPI_OPTION ("-l",              "Disassemble to mixed ASL and AML code");
169     ACPI_OPTION ("-vt",             "Dump binary table data in hex format within output file");
170 
171     printf ("\nDebug Options:\n");
172     ACPI_OPTION ("-bf",             "Create debug file (full output) (*.txt)");
173     ACPI_OPTION ("-bs",             "Create debug file (parse tree only) (*.txt)");
174     ACPI_OPTION ("-bp <depth>",     "Prune ASL parse tree");
175     ACPI_OPTION ("-bt <type>",      "Object type to be pruned from the parse tree");
176     ACPI_OPTION ("-f",              "Ignore errors, force creation of AML output file(s)");
177     ACPI_OPTION ("-m <size>",       "Set internal line buffer size (in Kbytes)");
178     ACPI_OPTION ("-n",              "Parse only, no output generation");
179     ACPI_OPTION ("-oc",             "Display compile times and statistics");
180     ACPI_OPTION ("-x <level>",      "Set debug level for trace output");
181     ACPI_OPTION ("-z",              "Do not insert new compiler ID for DataTables");
182 }
183 
184 
185 /*******************************************************************************
186  *
187  * FUNCTION:    FilenameHelp
188  *
189  * PARAMETERS:  None
190  *
191  * RETURN:      None
192  *
193  * DESCRIPTION: Display help message for output filename generation
194  *
195  ******************************************************************************/
196 
197 void
198 AslFilenameHelp (
199     void)
200 {
201 
202     printf ("\nAML output filename generation:\n");
203     printf ("  Output filenames are generated by appending an extension to a common\n");
204     printf ("  filename prefix. The filename prefix is obtained via one of the\n");
205     printf ("  following methods (in priority order):\n");
206     printf ("    1) The -p option specifies the prefix\n");
207     printf ("    2) The prefix of the AMLFileName in the ASL Definition Block\n");
208     printf ("    3) The prefix of the input filename\n");
209     printf ("\n");
210 }
211 
212 
213 /******************************************************************************
214  *
215  * FUNCTION:    AslSignalHandler
216  *
217  * PARAMETERS:  Sig                 - Signal that invoked this handler
218  *
219  * RETURN:      None
220  *
221  * DESCRIPTION: Control-C handler. Delete any intermediate files and any
222  *              output files that may be left in an indeterminate state.
223  *
224  *****************************************************************************/
225 
226 static void ACPI_SYSTEM_XFACE
227 AslSignalHandler (
228     int                     Sig)
229 {
230     UINT32                  i;
231 
232 
233     signal (Sig, SIG_IGN);
234     printf ("Aborting\n\n");
235 
236     /* Close all open files */
237 
238     Gbl_Files[ASL_FILE_PREPROCESSOR].Handle = NULL; /* the .pre file is same as source file */
239 
240     for (i = ASL_FILE_INPUT; i < ASL_MAX_FILE_TYPE; i++)
241     {
242         FlCloseFile (i);
243     }
244 
245     /* Delete any output files */
246 
247     for (i = ASL_FILE_AML_OUTPUT; i < ASL_MAX_FILE_TYPE; i++)
248     {
249         FlDeleteFile (i);
250     }
251 
252     exit (0);
253 }
254 
255 
256 /*******************************************************************************
257  *
258  * FUNCTION:    AslInitialize
259  *
260  * PARAMETERS:  None
261  *
262  * RETURN:      None
263  *
264  * DESCRIPTION: Initialize compiler globals
265  *
266  ******************************************************************************/
267 
268 static void
269 AslInitialize (
270     void)
271 {
272     UINT32                  i;
273 
274 
275     AcpiGbl_DmOpt_Verbose = FALSE;
276 
277     /* Default integer width is 64 bits */
278 
279     AcpiGbl_IntegerBitWidth = 64;
280     AcpiGbl_IntegerNybbleWidth = 16;
281     AcpiGbl_IntegerByteWidth = 8;
282 
283     for (i = 0; i < ASL_NUM_FILES; i++)
284     {
285         Gbl_Files[i].Handle = NULL;
286         Gbl_Files[i].Filename = NULL;
287     }
288 
289     Gbl_Files[ASL_FILE_STDOUT].Handle   = stdout;
290     Gbl_Files[ASL_FILE_STDOUT].Filename = "STDOUT";
291 
292     Gbl_Files[ASL_FILE_STDERR].Handle   = stderr;
293     Gbl_Files[ASL_FILE_STDERR].Filename = "STDERR";
294 }
295 
296 
297 /*******************************************************************************
298  *
299  * FUNCTION:    main
300  *
301  * PARAMETERS:  Standard argc/argv
302  *
303  * RETURN:      Program termination code
304  *
305  * DESCRIPTION: C main routine for the Asl Compiler. Handle command line
306  *              options and begin the compile for each file on the command line
307  *
308  ******************************************************************************/
309 
310 int ACPI_SYSTEM_XFACE
311 main (
312     int                     argc,
313     char                    **argv)
314 {
315     ACPI_STATUS             Status;
316     int                     Index1;
317     int                     Index2;
318     int                     ReturnStatus = 0;
319 
320 
321     /*
322      * Big-endian machines are not currently supported. ACPI tables must
323      * be little-endian, and support for big-endian machines needs to
324      * be implemented.
325      */
326     if (UtIsBigEndianMachine ())
327     {
328         fprintf (stderr,
329             "iASL is not currently supported on big-endian machines.\n");
330         return (-1);
331     }
332 
333     AcpiOsInitialize ();
334     ACPI_DEBUG_INITIALIZE (); /* For debug version only */
335 
336     /* Initialize preprocessor and compiler before command line processing */
337 
338     signal (SIGINT, AslSignalHandler);
339     AcpiGbl_ExternalFileList = NULL;
340     AcpiDbgLevel = 0;
341     PrInitializePreprocessor ();
342     AslInitialize ();
343 
344     Index1 = Index2 = AslCommandLine (argc, argv);
345 
346     /* Allocate the line buffer(s), must be after command line */
347 
348     Gbl_LineBufferSize /= 2;
349     UtExpandLineBuffers ();
350 
351     /* Perform global actions first/only */
352 
353     if (Gbl_DisassembleAll)
354     {
355         while (argv[Index1])
356         {
357             Status = AcpiDmAddToExternalFileList (argv[Index1]);
358             if (ACPI_FAILURE (Status))
359             {
360                 return (-1);
361             }
362 
363             Index1++;
364         }
365     }
366 
367     /* Process each pathname/filename in the list, with possible wildcards */
368 
369     while (argv[Index2])
370     {
371         /*
372          * If -p not specified, we will use the input filename as the
373          * output filename prefix
374          */
375         if (Gbl_UseDefaultAmlFilename)
376         {
377             Gbl_OutputFilenamePrefix = argv[Index2];
378             UtConvertBackslashes (Gbl_OutputFilenamePrefix);
379         }
380 
381         Status = AslDoOneFile (argv[Index2]);
382         if (ACPI_FAILURE (Status))
383         {
384             ReturnStatus = -1;
385             goto CleanupAndExit;
386         }
387 
388         Index2++;
389     }
390 
391 
392 CleanupAndExit:
393 
394     UtFreeLineBuffers ();
395     AslParserCleanup ();
396 
397     if (AcpiGbl_ExternalFileList)
398     {
399         AcpiDmClearExternalFileList();
400     }
401 
402     return (ReturnStatus);
403 }
404