ahmain.c revision 1.1.1.1.12.1 1 /******************************************************************************
2 *
3 * Module Name: ahmain - Main module for the acpi help utility
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 #include "acpihelp.h"
45
46
47 /* Local prototypes */
48
49 static void
50 AhDisplayUsage (
51 void);
52
53 #define AH_UTILITY_NAME "ACPI Help Utility"
54 #define AH_SUPPORTED_OPTIONS "ehikmopsv"
55
56
57 /******************************************************************************
58 *
59 * FUNCTION: AhDisplayUsage
60 *
61 * DESCRIPTION: Usage message
62 *
63 ******************************************************************************/
64
65 static void
66 AhDisplayUsage (
67 void)
68 {
69
70 ACPI_USAGE_HEADER ("acpihelp <options> [NamePrefix | HexValue]");
71 ACPI_OPTION ("-h", "Display help");
72 ACPI_OPTION ("-v", "Display version information");
73
74 printf ("\nACPI Names and Symbols:\n");
75 ACPI_OPTION ("-k [NamePrefix]", "Find/Display ASL non-operator keyword(s)");
76 ACPI_OPTION ("-m [NamePrefix]", "Find/Display AML opcode name(s)");
77 ACPI_OPTION ("-p [NamePrefix]", "Find/Display ASL predefined method name(s)");
78 ACPI_OPTION ("-s [NamePrefix]", "Find/Display ASL operator name(s)");
79
80 printf ("\nACPI Values:\n");
81 ACPI_OPTION ("-e [HexValue]", "Decode ACPICA exception code");
82 ACPI_OPTION ("-i", "Display known ACPI Device IDs (_HID)");
83 ACPI_OPTION ("-o [HexValue]", "Decode hex AML opcode");
84
85 printf ("\nNamePrefix/HexValue not specified means \"Display All\"\n");
86 printf ("\nDefault search with NamePrefix and no options:\n");
87 printf (" Find ASL operator names - if NamePrefix does not start with underscore\n");
88 printf (" Find ASL predefined method names - if NamePrefix starts with underscore\n");
89 }
90
91
92 /******************************************************************************
93 *
94 * FUNCTION: main
95 *
96 * DESCRIPTION: C main function for AcpiHelp utility.
97 *
98 ******************************************************************************/
99
100 int ACPI_SYSTEM_XFACE
101 main (
102 int argc,
103 char *argv[])
104 {
105 char *Name;
106 UINT32 DecodeType;
107 int j;
108
109
110 ACPI_DEBUG_INITIALIZE (); /* For debug version only */
111 printf (ACPI_COMMON_SIGNON (AH_UTILITY_NAME));
112 DecodeType = AH_DECODE_DEFAULT;
113
114 if (argc < 2)
115 {
116 AhDisplayUsage ();
117 return (0);
118 }
119
120 /* Command line options */
121
122 while ((j = AcpiGetopt (argc, argv, AH_SUPPORTED_OPTIONS)) != EOF) switch (j)
123 {
124 case 'e':
125
126 DecodeType = AH_DECODE_EXCEPTION;
127 break;
128
129 case 'i':
130
131 DecodeType = AH_DISPLAY_DEVICE_IDS;
132 break;
133
134 case 'k':
135
136 DecodeType = AH_DECODE_ASL_KEYWORD;
137 break;
138
139 case 'm':
140
141 DecodeType = AH_DECODE_AML;
142 break;
143
144 case 'o':
145
146 DecodeType = AH_DECODE_AML_OPCODE;
147 break;
148
149 case 'p':
150
151 DecodeType = AH_DECODE_PREDEFINED_NAME;
152 break;
153
154 case 's':
155
156 DecodeType = AH_DECODE_ASL;
157 break;
158
159 case 'v': /* -v: (Version): signon already emitted, just exit */
160
161 return (0);
162
163 case 'h':
164 default:
165
166 AhDisplayUsage ();
167 return (-1);
168 }
169
170 /* Missing (null) name means "display all" */
171
172 Name = argv[AcpiGbl_Optind];
173
174 switch (DecodeType)
175 {
176 case AH_DECODE_AML:
177
178 AhFindAmlOpcode (Name);
179 break;
180
181 case AH_DECODE_AML_OPCODE:
182
183 AhDecodeAmlOpcode (Name);
184 break;
185
186 case AH_DECODE_PREDEFINED_NAME:
187
188 AhFindPredefinedNames (Name);
189 break;
190
191 case AH_DECODE_ASL:
192
193 AhFindAslOperators (Name);
194 break;
195
196 case AH_DECODE_ASL_KEYWORD:
197
198 AhFindAslKeywords (Name);
199 break;
200
201 case AH_DISPLAY_DEVICE_IDS:
202
203 AhDisplayDeviceIds ();
204 break;
205
206 case AH_DECODE_EXCEPTION:
207
208 AhDecodeException (Name);
209 break;
210
211 default:
212
213 if (!Name)
214 {
215 AhFindAslOperators (Name);
216 break;
217 }
218
219 if (*Name == '_')
220 {
221 AhFindPredefinedNames (Name);
222 }
223 else
224 {
225 AhFindAslOperators (Name);
226 }
227 break;
228 }
229
230 return (0);
231 }
232
233
234 /*******************************************************************************
235 *
236 * FUNCTION: AhStrupr (strupr)
237 *
238 * PARAMETERS: SrcString - The source string to convert
239 *
240 * RETURN: None
241 *
242 * DESCRIPTION: Convert string to uppercase
243 *
244 * NOTE: This is not a POSIX function, so it appears here, not in utclib.c
245 *
246 ******************************************************************************/
247
248 void
249 AhStrupr (
250 char *SrcString)
251 {
252 char *String;
253
254
255 if (!SrcString)
256 {
257 return;
258 }
259
260 /* Walk entire string, uppercasing the letters */
261
262 for (String = SrcString; *String; String++)
263 {
264 *String = (char) toupper ((int) *String);
265 }
266
267 return;
268 }
269