1 /*******************************************************************************
2 *
3 * Module Name: utxferror - Various error/warning output functions
4 *
5 ******************************************************************************/
6
7 /*
8 * Copyright (C) 2000 - 2011, 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 <acpi/acpi.h>
45 #include "accommon.h"
46 #include "acnamesp.h"
47
48 #define _COMPONENT ACPI_UTILITIES
49 ACPI_MODULE_NAME("utxferror")
50
51 /*
52 * This module is used for the in-kernel ACPICA as well as the ACPICA
53 * tools/applications.
54 *
55 * For the i_aSL compiler case, the output is redirected to stderr so that
56 * any of the various ACPI errors and warnings do not appear in the output
57 * files, for either the compiler or disassembler portions of the tool.
58 */
59 #ifdef ACPI_ASL_COMPILER
60 #include <stdio.h>
61 extern FILE *acpi_gbl_output_file;
62
63 #define ACPI_MSG_REDIRECT_BEGIN \
64 FILE *output_file = acpi_gbl_output_file; \
65 acpi_os_redirect_output (stderr);
66
67 #define ACPI_MSG_REDIRECT_END \
68 acpi_os_redirect_output (output_file);
69
70 #else
71 /*
72 * non-i_aSL case - no redirection, nothing to do
73 */
74 #define ACPI_MSG_REDIRECT_BEGIN
75 #define ACPI_MSG_REDIRECT_END
76 #endif
77 /*
78 * Common message prefixes
79 */
80 #define ACPI_MSG_ERROR "ACPI Error: "
81 #define ACPI_MSG_EXCEPTION "ACPI Exception: "
82 #define ACPI_MSG_WARNING "ACPI Warning: "
83 #define ACPI_MSG_INFO "ACPI: "
84 /*
85 * Common message suffix
86 */
87 #define ACPI_MSG_SUFFIX \
88 acpi_os_printf (" (%8.8X/%s-%u)\n", ACPI_CA_VERSION, module_name, line_number)
89 /*******************************************************************************
90 *
91 * FUNCTION: acpi_error
92 *
93 * PARAMETERS: module_name - Caller's module name (for error output)
94 * line_number - Caller's line number (for error output)
95 * Format - Printf format string + additional args
96 *
97 * RETURN: None
98 *
99 * DESCRIPTION: Print "ACPI Error" message with module/line/version info
100 *
101 ******************************************************************************/
102 void ACPI_INTERNAL_VAR_XFACE
acpi_error(const char * module_name,u32 line_number,const char * format,...)103 acpi_error(const char *module_name, u32 line_number, const char *format, ...)
104 {
105 va_list arg_list;
106
107 ACPI_MSG_REDIRECT_BEGIN;
108 acpi_os_printf(ACPI_MSG_ERROR);
109
110 va_start(arg_list, format);
111 acpi_os_vprintf(format, arg_list);
112 ACPI_MSG_SUFFIX;
113 va_end(arg_list);
114
115 ACPI_MSG_REDIRECT_END;
116 }
117
ACPI_EXPORT_SYMBOL(acpi_error)118 ACPI_EXPORT_SYMBOL(acpi_error)
119
120 /*******************************************************************************
121 *
122 * FUNCTION: acpi_exception
123 *
124 * PARAMETERS: module_name - Caller's module name (for error output)
125 * line_number - Caller's line number (for error output)
126 * Status - Status to be formatted
127 * Format - Printf format string + additional args
128 *
129 * RETURN: None
130 *
131 * DESCRIPTION: Print "ACPI Exception" message with module/line/version info
132 * and decoded acpi_status.
133 *
134 ******************************************************************************/
135 void ACPI_INTERNAL_VAR_XFACE
136 acpi_exception(const char *module_name,
137 u32 line_number, acpi_status status, const char *format, ...)
138 {
139 va_list arg_list;
140
141 ACPI_MSG_REDIRECT_BEGIN;
142 acpi_os_printf(ACPI_MSG_EXCEPTION "%s, ",
143 acpi_format_exception(status));
144
145 va_start(arg_list, format);
146 acpi_os_vprintf(format, arg_list);
147 ACPI_MSG_SUFFIX;
148 va_end(arg_list);
149
150 ACPI_MSG_REDIRECT_END;
151 }
152
ACPI_EXPORT_SYMBOL(acpi_exception)153 ACPI_EXPORT_SYMBOL(acpi_exception)
154
155 /*******************************************************************************
156 *
157 * FUNCTION: acpi_warning
158 *
159 * PARAMETERS: module_name - Caller's module name (for error output)
160 * line_number - Caller's line number (for error output)
161 * Format - Printf format string + additional args
162 *
163 * RETURN: None
164 *
165 * DESCRIPTION: Print "ACPI Warning" message with module/line/version info
166 *
167 ******************************************************************************/
168 void ACPI_INTERNAL_VAR_XFACE
169 acpi_warning(const char *module_name, u32 line_number, const char *format, ...)
170 {
171 va_list arg_list;
172
173 ACPI_MSG_REDIRECT_BEGIN;
174 acpi_os_printf(ACPI_MSG_WARNING);
175
176 va_start(arg_list, format);
177 acpi_os_vprintf(format, arg_list);
178 ACPI_MSG_SUFFIX;
179 va_end(arg_list);
180
181 ACPI_MSG_REDIRECT_END;
182 }
183
ACPI_EXPORT_SYMBOL(acpi_warning)184 ACPI_EXPORT_SYMBOL(acpi_warning)
185
186 /*******************************************************************************
187 *
188 * FUNCTION: acpi_info
189 *
190 * PARAMETERS: module_name - Caller's module name (for error output)
191 * line_number - Caller's line number (for error output)
192 * Format - Printf format string + additional args
193 *
194 * RETURN: None
195 *
196 * DESCRIPTION: Print generic "ACPI:" information message. There is no
197 * module/line/version info in order to keep the message simple.
198 *
199 * TBD: module_name and line_number args are not needed, should be removed.
200 *
201 ******************************************************************************/
202 void ACPI_INTERNAL_VAR_XFACE
203 acpi_info(const char *module_name, u32 line_number, const char *format, ...)
204 {
205 va_list arg_list;
206
207 ACPI_MSG_REDIRECT_BEGIN;
208 acpi_os_printf(ACPI_MSG_INFO);
209
210 va_start(arg_list, format);
211 acpi_os_vprintf(format, arg_list);
212 acpi_os_printf("\n");
213 va_end(arg_list);
214
215 ACPI_MSG_REDIRECT_END;
216 }
217
ACPI_EXPORT_SYMBOL(acpi_info)218 ACPI_EXPORT_SYMBOL(acpi_info)
219
220 /*
221 * The remainder of this module contains internal error functions that may
222 * be configured out.
223 */
224 #if !defined (ACPI_NO_ERROR_MESSAGES) && !defined (ACPI_BIN_APP)
225 /*******************************************************************************
226 *
227 * FUNCTION: acpi_ut_predefined_warning
228 *
229 * PARAMETERS: module_name - Caller's module name (for error output)
230 * line_number - Caller's line number (for error output)
231 * Pathname - Full pathname to the node
232 * node_flags - From Namespace node for the method/object
233 * Format - Printf format string + additional args
234 *
235 * RETURN: None
236 *
237 * DESCRIPTION: Warnings for the predefined validation module. Messages are
238 * only emitted the first time a problem with a particular
239 * method/object is detected. This prevents a flood of error
240 * messages for methods that are repeatedly evaluated.
241 *
242 ******************************************************************************/
243 void ACPI_INTERNAL_VAR_XFACE
244 acpi_ut_predefined_warning(const char *module_name,
245 u32 line_number,
246 char *pathname,
247 u8 node_flags, const char *format, ...)
248 {
249 va_list arg_list;
250
251 /*
252 * Warning messages for this method/object will be disabled after the
253 * first time a validation fails or an object is successfully repaired.
254 */
255 if (node_flags & ANOBJ_EVALUATED) {
256 return;
257 }
258
259 acpi_os_printf(ACPI_MSG_WARNING "For %s: ", pathname);
260
261 va_start(arg_list, format);
262 acpi_os_vprintf(format, arg_list);
263 ACPI_MSG_SUFFIX;
264 va_end(arg_list);
265 }
266
267 /*******************************************************************************
268 *
269 * FUNCTION: acpi_ut_predefined_info
270 *
271 * PARAMETERS: module_name - Caller's module name (for error output)
272 * line_number - Caller's line number (for error output)
273 * Pathname - Full pathname to the node
274 * node_flags - From Namespace node for the method/object
275 * Format - Printf format string + additional args
276 *
277 * RETURN: None
278 *
279 * DESCRIPTION: Info messages for the predefined validation module. Messages
280 * are only emitted the first time a problem with a particular
281 * method/object is detected. This prevents a flood of
282 * messages for methods that are repeatedly evaluated.
283 *
284 ******************************************************************************/
285
286 void ACPI_INTERNAL_VAR_XFACE
acpi_ut_predefined_info(const char * module_name,u32 line_number,char * pathname,u8 node_flags,const char * format,...)287 acpi_ut_predefined_info(const char *module_name,
288 u32 line_number,
289 char *pathname, u8 node_flags, const char *format, ...)
290 {
291 va_list arg_list;
292
293 /*
294 * Warning messages for this method/object will be disabled after the
295 * first time a validation fails or an object is successfully repaired.
296 */
297 if (node_flags & ANOBJ_EVALUATED) {
298 return;
299 }
300
301 acpi_os_printf(ACPI_MSG_INFO "For %s: ", pathname);
302
303 va_start(arg_list, format);
304 acpi_os_vprintf(format, arg_list);
305 ACPI_MSG_SUFFIX;
306 va_end(arg_list);
307 }
308
309 /*******************************************************************************
310 *
311 * FUNCTION: acpi_ut_namespace_error
312 *
313 * PARAMETERS: module_name - Caller's module name (for error output)
314 * line_number - Caller's line number (for error output)
315 * internal_name - Name or path of the namespace node
316 * lookup_status - Exception code from NS lookup
317 *
318 * RETURN: None
319 *
320 * DESCRIPTION: Print error message with the full pathname for the NS node.
321 *
322 ******************************************************************************/
323
324 void
acpi_ut_namespace_error(const char * module_name,u32 line_number,const char * internal_name,acpi_status lookup_status)325 acpi_ut_namespace_error(const char *module_name,
326 u32 line_number,
327 const char *internal_name, acpi_status lookup_status)
328 {
329 acpi_status status;
330 u32 bad_name;
331 char *name = NULL;
332
333 ACPI_MSG_REDIRECT_BEGIN;
334 acpi_os_printf(ACPI_MSG_ERROR);
335
336 if (lookup_status == AE_BAD_CHARACTER) {
337
338 /* There is a non-ascii character in the name */
339
340 ACPI_MOVE_32_TO_32(&bad_name,
341 ACPI_CAST_PTR(u32, internal_name));
342 acpi_os_printf("[0x%4.4X] (NON-ASCII)", bad_name);
343 } else {
344 /* Convert path to external format */
345
346 status = acpi_ns_externalize_name(ACPI_UINT32_MAX,
347 internal_name, NULL, &name);
348
349 /* Print target name */
350
351 if (ACPI_SUCCESS(status)) {
352 acpi_os_printf("[%s]", name);
353 } else {
354 acpi_os_printf("[COULD NOT EXTERNALIZE NAME]");
355 }
356
357 if (name) {
358 ACPI_FREE(name);
359 }
360 }
361
362 acpi_os_printf(" Namespace lookup failure, %s",
363 acpi_format_exception(lookup_status));
364
365 ACPI_MSG_SUFFIX;
366 ACPI_MSG_REDIRECT_END;
367 }
368
369 /*******************************************************************************
370 *
371 * FUNCTION: acpi_ut_method_error
372 *
373 * PARAMETERS: module_name - Caller's module name (for error output)
374 * line_number - Caller's line number (for error output)
375 * Message - Error message to use on failure
376 * prefix_node - Prefix relative to the path
377 * Path - Path to the node (optional)
378 * method_status - Execution status
379 *
380 * RETURN: None
381 *
382 * DESCRIPTION: Print error message with the full pathname for the method.
383 *
384 ******************************************************************************/
385
386 void
acpi_ut_method_error(const char * module_name,u32 line_number,const char * message,struct acpi_namespace_node * prefix_node,const char * path,acpi_status method_status)387 acpi_ut_method_error(const char *module_name,
388 u32 line_number,
389 const char *message,
390 struct acpi_namespace_node *prefix_node,
391 const char *path, acpi_status method_status)
392 {
393 acpi_status status;
394 struct acpi_namespace_node *node = prefix_node;
395
396 ACPI_MSG_REDIRECT_BEGIN;
397 acpi_os_printf(ACPI_MSG_ERROR);
398
399 if (path) {
400 status =
401 acpi_ns_get_node(prefix_node, path, ACPI_NS_NO_UPSEARCH,
402 &node);
403 if (ACPI_FAILURE(status)) {
404 acpi_os_printf("[Could not get node by pathname]");
405 }
406 }
407
408 acpi_ns_print_node_pathname(node, message);
409 acpi_os_printf(", %s", acpi_format_exception(method_status));
410
411 ACPI_MSG_SUFFIX;
412 ACPI_MSG_REDIRECT_END;
413 }
414
415 #endif /* ACPI_NO_ERROR_MESSAGES */
416