1 /******************************************************************************
3 * Module Name: ahmain - Main module for the acpi help utility
5 *****************************************************************************/
7 /******************************************************************************
11 * Some or all of this work - Copyright (c) 1999 - 2021, 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 * Alternatively, you may choose to be licensed under the terms of the
119 * Redistribution and use in source and binary forms, with or without
120 * modification, are permitted provided that the following conditions
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.
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.
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.
150 *****************************************************************************/
152 #define DEFINE_AHELP_GLOBALS
153 #include "acpihelp.h"
156 /* Local prototypes */
162 #define AH_UTILITY_NAME "ACPI Help Utility"
163 #define AH_SUPPORTED_OPTIONS "adeghikmopstuvx^"
166 #if defined ACPI_OPTION
170 #define ACPI_OPTION(Name, Description) \
171 AcpiOsPrintf (" %-24s%s\n", Name, Description);
174 /******************************************************************************
176 * FUNCTION: AhDisplayUsage
178 * DESCRIPTION: Usage message
180 ******************************************************************************/
187 ACPI_USAGE_HEADER ("acpihelp <options> [Name/Prefix | HexValue]");
188 ACPI_OPTION ("-h", "Display help");
189 ACPI_OPTION ("-v", "Display version information");
190 ACPI_OPTION ("-vd", "Display build date and time");
192 ACPI_USAGE_TEXT ("\nAML Names and Encodings (ACPI Machine Language):\n");
193 ACPI_OPTION ("-a [Name/Prefix | *]", "Display both ASL operator and AML opcode name(s)");
194 ACPI_OPTION ("-g [Name/Prefix | *]", "Display AML grammar elements(s)");
195 ACPI_OPTION ("-m [Name/Prefix | *]", "Display AML opcode name(s)");
197 ACPI_USAGE_TEXT ("\nACPI Values:\n");
198 ACPI_OPTION ("-e [HexValue]", "Decode ACPICA exception code");
199 ACPI_OPTION ("-o [HexValue]", "Decode hex AML opcode");
200 ACPI_OPTION ("-x [HexValue]", "Decode iASL exception code");
202 ACPI_USAGE_TEXT ("\nASL Names and Symbols (ACPI Source Language):\n");
203 ACPI_OPTION ("-k [Name/Prefix | *]", "Display ASL non-operator keyword(s)");
204 ACPI_OPTION ("-p [Name/Prefix | *]", "Display ASL predefined method name(s)");
205 ACPI_OPTION ("-s [Name/Prefix | *]", "Display ASL operator name(s)");
207 ACPI_USAGE_TEXT ("\nOther miscellaneous ACPI Names:\n");
208 ACPI_OPTION ("-i [Name/Prefix | *]", "Display ACPI/PNP Hardware ID(s)");
209 ACPI_OPTION ("-d", "Display iASL Preprocessor directives");
210 ACPI_OPTION ("-t", "Display supported ACPI tables");
211 ACPI_OPTION ("-u", "Display ACPI-related UUIDs");
213 ACPI_USAGE_TEXT ("\nName/Prefix or HexValue not specified means \"Display All\"\n");
214 ACPI_USAGE_TEXT ("\nDefault search with valid Name/Prefix and no options:\n");
215 ACPI_USAGE_TEXT (" Find ASL/AML operator names - if NamePrefix does not start with underscore\n");
216 ACPI_USAGE_TEXT (" Find ASL predefined method names - if NamePrefix starts with underscore\n");
220 /******************************************************************************
224 * DESCRIPTION: C main function for AcpiHelp utility.
226 ******************************************************************************/
228 int ACPI_SYSTEM_XFACE
239 ACPI_DEBUG_INITIALIZE (); /* For debug version only */
240 printf (ACPI_COMMON_SIGNON (AH_UTILITY_NAME));
241 DecodeType = AH_DECODE_DEFAULT;
249 /* Command line options */
251 while ((j = AcpiGetopt (argc, argv, AH_SUPPORTED_OPTIONS)) != ACPI_OPT_END) switch (j)
255 DecodeType = AH_DECODE_ASL_AML;
260 DecodeType = AH_DISPLAY_DIRECTIVES;
265 DecodeType = AH_DECODE_EXCEPTION;
270 DecodeType = AH_DECODE_AML_TYPE;
275 DecodeType = AH_DISPLAY_DEVICE_IDS;
280 DecodeType = AH_DECODE_ASL_KEYWORD;
285 DecodeType = AH_DECODE_AML;
290 DecodeType = AH_DECODE_AML_OPCODE;
295 DecodeType = AH_DECODE_PREDEFINED_NAME;
300 DecodeType = AH_DECODE_ASL;
305 DecodeType = AH_DISPLAY_TABLES;
310 DecodeType = AH_DISPLAY_UUIDS;
315 DecodeType = AH_DECODE_ASL_EXCEPTION;
318 case 'v': /* -v: (Version): signon already emitted, just exit */
320 switch (AcpiGbl_Optarg[0])
322 case '^': /* -v: (Version) */
328 printf (ACPI_COMMON_BUILD_TIME);
333 printf ("Unknown option: -v%s\n", AcpiGbl_Optarg);
345 /* Missing (null) name means "display all" */
347 Name = argv[AcpiGbl_Optind];
351 case AH_DECODE_ASL_AML:
353 AhFindAslAndAmlOperators (Name);
358 AhFindAmlOpcode (Name);
361 case AH_DECODE_AML_OPCODE:
363 AhDecodeAmlOpcode (Name);
366 case AH_DECODE_AML_TYPE:
368 AhFindAmlTypes (Name);
371 case AH_DECODE_PREDEFINED_NAME:
373 AhFindPredefinedNames (Name);
378 AhFindAslOperators (Name);
381 case AH_DECODE_ASL_KEYWORD:
383 AhFindAslKeywords (Name);
386 case AH_DISPLAY_DEVICE_IDS:
388 AhDisplayDeviceIds (Name);
391 case AH_DECODE_EXCEPTION:
393 AhDecodeException (Name);
396 case AH_DISPLAY_UUIDS:
401 case AH_DISPLAY_TABLES:
406 case AH_DISPLAY_DIRECTIVES:
408 AhDisplayDirectives ();
411 case AH_DECODE_ASL_EXCEPTION:
413 AhDecodeAslException (Name);
420 AhFindAslOperators (Name);
426 AhFindPredefinedNames (Name);
430 AhFindAslAndAmlOperators (Name);