xref: /freebsd/sys/contrib/dev/acpica/include/acoutput.h (revision 77013d11e6483b970af25e13c9b892075742f7e5)
1 /******************************************************************************
2  *
3  * Name: acoutput.h -- debug output
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2021, Intel Corp.
12  * All rights reserved.
13  *
14  * 2. License
15  *
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
19  * property rights.
20  *
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
27  *
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;
36  *
37  * The above copyright and patent license is granted only if the following
38  * conditions are met:
39  *
40  * 3. Conditions
41  *
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.
53  *
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
64  * make.
65  *
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
70  * distribution.
71  *
72  * 3.4. Intel retains all right, title, and interest in and to the Original
73  * Intel Code.
74  *
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.
79  *
80  * 4. Disclaimer and Export Compliance
81  *
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
88  * PARTICULAR PURPOSE.
89  *
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
97  * LIMITED REMEDY.
98  *
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.
113  *
114  *****************************************************************************
115  *
116  * Alternatively, you may choose to be licensed under the terms of the
117  * following license:
118  *
119  * Redistribution and use in source and binary forms, with or without
120  * modification, are permitted provided that the following conditions
121  * are met:
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.
133  *
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.
145  *
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.
149  *
150  *****************************************************************************/
151 
152 #ifndef __ACOUTPUT_H__
153 #define __ACOUTPUT_H__
154 
155 /*
156  * Debug levels and component IDs. These are used to control the
157  * granularity of the output of the ACPI_DEBUG_PRINT macro -- on a
158  * per-component basis and a per-exception-type basis.
159  */
160 
161 /* Component IDs are used in the global "DebugLayer" */
162 
163 #define ACPI_UTILITIES              0x00000001
164 #define ACPI_HARDWARE               0x00000002
165 #define ACPI_EVENTS                 0x00000004
166 #define ACPI_TABLES                 0x00000008
167 #define ACPI_NAMESPACE              0x00000010
168 #define ACPI_PARSER                 0x00000020
169 #define ACPI_DISPATCHER             0x00000040
170 #define ACPI_EXECUTER               0x00000080
171 #define ACPI_RESOURCES              0x00000100
172 #define ACPI_CA_DEBUGGER            0x00000200
173 #define ACPI_OS_SERVICES            0x00000400
174 #define ACPI_CA_DISASSEMBLER        0x00000800
175 
176 /* Component IDs for ACPI tools and utilities */
177 
178 #define ACPI_COMPILER               0x00001000
179 #define ACPI_TOOLS                  0x00002000
180 #define ACPI_EXAMPLE                0x00004000
181 #define ACPI_DRIVER                 0x00008000
182 #define DT_COMPILER                 0x00010000
183 #define ASL_PREPROCESSOR            0x00020000
184 
185 #define ACPI_ALL_COMPONENTS         0x0001FFFF
186 #define ACPI_COMPONENT_DEFAULT      (ACPI_ALL_COMPONENTS)
187 
188 /* Component IDs reserved for ACPI drivers */
189 
190 #define ACPI_ALL_DRIVERS            0xFFFF0000
191 
192 
193 /*
194  * Raw debug output levels, do not use these in the ACPI_DEBUG_PRINT macros
195  */
196 #define ACPI_LV_INIT                0x00000001
197 #define ACPI_LV_DEBUG_OBJECT        0x00000002
198 #define ACPI_LV_INFO                0x00000004
199 #define ACPI_LV_REPAIR              0x00000008
200 #define ACPI_LV_TRACE_POINT         0x00000010
201 #define ACPI_LV_ALL_EXCEPTIONS      0x0000001F
202 
203 /* Trace verbosity level 1 [Standard Trace Level] */
204 
205 #define ACPI_LV_INIT_NAMES          0x00000020
206 #define ACPI_LV_PARSE               0x00000040
207 #define ACPI_LV_LOAD                0x00000080
208 #define ACPI_LV_DISPATCH            0x00000100
209 #define ACPI_LV_EXEC                0x00000200
210 #define ACPI_LV_NAMES               0x00000400
211 #define ACPI_LV_OPREGION            0x00000800
212 #define ACPI_LV_BFIELD              0x00001000
213 #define ACPI_LV_TABLES              0x00002000
214 #define ACPI_LV_VALUES              0x00004000
215 #define ACPI_LV_OBJECTS             0x00008000
216 #define ACPI_LV_RESOURCES           0x00010000
217 #define ACPI_LV_USER_REQUESTS       0x00020000
218 #define ACPI_LV_PACKAGE             0x00040000
219 #define ACPI_LV_EVALUATION          0x00080000
220 #define ACPI_LV_VERBOSITY1          0x000FFF40 | ACPI_LV_ALL_EXCEPTIONS
221 
222 /* Trace verbosity level 2 [Function tracing and memory allocation] */
223 
224 #define ACPI_LV_ALLOCATIONS         0x00100000
225 #define ACPI_LV_FUNCTIONS           0x00200000
226 #define ACPI_LV_OPTIMIZATIONS       0x00400000
227 #define ACPI_LV_PARSE_TREES         0x00800000
228 #define ACPI_LV_VERBOSITY2          0x00F00000 | ACPI_LV_VERBOSITY1
229 #define ACPI_LV_ALL                 ACPI_LV_VERBOSITY2
230 
231 /* Trace verbosity level 3 [Threading, I/O, and Interrupts] */
232 
233 #define ACPI_LV_MUTEX               0x01000000
234 #define ACPI_LV_THREADS             0x02000000
235 #define ACPI_LV_IO                  0x04000000
236 #define ACPI_LV_INTERRUPTS          0x08000000
237 #define ACPI_LV_VERBOSITY3          0x0F000000 | ACPI_LV_VERBOSITY2
238 
239 /* Exceptionally verbose output -- also used in the global "DebugLevel"  */
240 
241 #define ACPI_LV_AML_DISASSEMBLE     0x10000000
242 #define ACPI_LV_VERBOSE_INFO        0x20000000
243 #define ACPI_LV_FULL_TABLES         0x40000000
244 #define ACPI_LV_EVENTS              0x80000000
245 #define ACPI_LV_VERBOSE             0xF0000000
246 
247 
248 /*
249  * Debug level macros that are used in the DEBUG_PRINT macros
250  */
251 #define ACPI_DEBUG_LEVEL(dl)        (UINT32) dl,ACPI_DEBUG_PARAMETERS
252 
253 /*
254  * Exception level -- used in the global "DebugLevel"
255  *
256  * Note: For errors, use the ACPI_ERROR or ACPI_EXCEPTION interfaces.
257  * For warnings, use ACPI_WARNING.
258  */
259 #define ACPI_DB_INIT                ACPI_DEBUG_LEVEL (ACPI_LV_INIT)
260 #define ACPI_DB_DEBUG_OBJECT        ACPI_DEBUG_LEVEL (ACPI_LV_DEBUG_OBJECT)
261 #define ACPI_DB_INFO                ACPI_DEBUG_LEVEL (ACPI_LV_INFO)
262 #define ACPI_DB_REPAIR              ACPI_DEBUG_LEVEL (ACPI_LV_REPAIR)
263 #define ACPI_DB_TRACE_POINT         ACPI_DEBUG_LEVEL (ACPI_LV_TRACE_POINT)
264 #define ACPI_DB_ALL_EXCEPTIONS      ACPI_DEBUG_LEVEL (ACPI_LV_ALL_EXCEPTIONS)
265 
266 /* Trace level -- also used in the global "DebugLevel" */
267 
268 #define ACPI_DB_INIT_NAMES          ACPI_DEBUG_LEVEL (ACPI_LV_INIT_NAMES)
269 #define ACPI_DB_THREADS             ACPI_DEBUG_LEVEL (ACPI_LV_THREADS)
270 #define ACPI_DB_PARSE               ACPI_DEBUG_LEVEL (ACPI_LV_PARSE)
271 #define ACPI_DB_DISPATCH            ACPI_DEBUG_LEVEL (ACPI_LV_DISPATCH)
272 #define ACPI_DB_LOAD                ACPI_DEBUG_LEVEL (ACPI_LV_LOAD)
273 #define ACPI_DB_EXEC                ACPI_DEBUG_LEVEL (ACPI_LV_EXEC)
274 #define ACPI_DB_NAMES               ACPI_DEBUG_LEVEL (ACPI_LV_NAMES)
275 #define ACPI_DB_OPREGION            ACPI_DEBUG_LEVEL (ACPI_LV_OPREGION)
276 #define ACPI_DB_BFIELD              ACPI_DEBUG_LEVEL (ACPI_LV_BFIELD)
277 #define ACPI_DB_TABLES              ACPI_DEBUG_LEVEL (ACPI_LV_TABLES)
278 #define ACPI_DB_FUNCTIONS           ACPI_DEBUG_LEVEL (ACPI_LV_FUNCTIONS)
279 #define ACPI_DB_OPTIMIZATIONS       ACPI_DEBUG_LEVEL (ACPI_LV_OPTIMIZATIONS)
280 #define ACPI_DB_PARSE_TREES         ACPI_DEBUG_LEVEL (ACPI_LV_PARSE_TREES)
281 #define ACPI_DB_VALUES              ACPI_DEBUG_LEVEL (ACPI_LV_VALUES)
282 #define ACPI_DB_OBJECTS             ACPI_DEBUG_LEVEL (ACPI_LV_OBJECTS)
283 #define ACPI_DB_ALLOCATIONS         ACPI_DEBUG_LEVEL (ACPI_LV_ALLOCATIONS)
284 #define ACPI_DB_RESOURCES           ACPI_DEBUG_LEVEL (ACPI_LV_RESOURCES)
285 #define ACPI_DB_IO                  ACPI_DEBUG_LEVEL (ACPI_LV_IO)
286 #define ACPI_DB_INTERRUPTS          ACPI_DEBUG_LEVEL (ACPI_LV_INTERRUPTS)
287 #define ACPI_DB_USER_REQUESTS       ACPI_DEBUG_LEVEL (ACPI_LV_USER_REQUESTS)
288 #define ACPI_DB_PACKAGE             ACPI_DEBUG_LEVEL (ACPI_LV_PACKAGE)
289 #define ACPI_DB_EVALUATION          ACPI_DEBUG_LEVEL (ACPI_LV_EVALUATION)
290 #define ACPI_DB_MUTEX               ACPI_DEBUG_LEVEL (ACPI_LV_MUTEX)
291 #define ACPI_DB_EVENTS              ACPI_DEBUG_LEVEL (ACPI_LV_EVENTS)
292 
293 #define ACPI_DB_ALL                 ACPI_DEBUG_LEVEL (ACPI_LV_ALL)
294 
295 /* Defaults for DebugLevel, debug and normal */
296 
297 #define ACPI_DEBUG_DEFAULT          (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT | ACPI_LV_EVALUATION | ACPI_LV_REPAIR)
298 #define ACPI_NORMAL_DEFAULT         (ACPI_LV_INIT | ACPI_LV_DEBUG_OBJECT | ACPI_LV_REPAIR)
299 #define ACPI_DEBUG_ALL              (ACPI_LV_AML_DISASSEMBLE | ACPI_LV_ALL_EXCEPTIONS | ACPI_LV_ALL)
300 
301 
302 /*
303  * Global trace flags
304  */
305 #define ACPI_TRACE_ENABLED          ((UINT32) 4)
306 #define ACPI_TRACE_ONESHOT          ((UINT32) 2)
307 #define ACPI_TRACE_OPCODE           ((UINT32) 1)
308 
309 /* Defaults for trace debugging level/layer */
310 
311 #define ACPI_TRACE_LEVEL_ALL        ACPI_LV_ALL
312 #define ACPI_TRACE_LAYER_ALL        0x000001FF
313 #define ACPI_TRACE_LEVEL_DEFAULT    ACPI_LV_TRACE_POINT
314 #define ACPI_TRACE_LAYER_DEFAULT    ACPI_EXECUTER
315 
316 
317 #if defined (ACPI_DEBUG_OUTPUT) || !defined (ACPI_NO_ERROR_MESSAGES)
318 /*
319  * The module name is used primarily for error and debug messages.
320  * The __FILE__ macro is not very useful for this, because it
321  * usually includes the entire pathname to the module making the
322  * debug output difficult to read.
323  */
324 #define ACPI_MODULE_NAME(Name)          static const char ACPI_UNUSED_VAR _AcpiModuleName[] = Name;
325 #else
326 /*
327  * For the no-debug and no-error-msg cases, we must at least define
328  * a null module name.
329  */
330 #define ACPI_MODULE_NAME(Name)
331 #define _AcpiModuleName ""
332 #endif
333 
334 /*
335  * Ascii error messages can be configured out
336  */
337 #ifndef ACPI_NO_ERROR_MESSAGES
338 #define AE_INFO                         _AcpiModuleName, __LINE__
339 
340 /*
341  * Error reporting. Callers module and line number are inserted by AE_INFO,
342  * the plist contains a set of parens to allow variable-length lists.
343  * These macros are used for both the debug and non-debug versions of the code.
344  */
345 #define ACPI_INFO(plist)                AcpiInfo plist
346 #define ACPI_WARNING(plist)             AcpiWarning plist
347 #define ACPI_EXCEPTION(plist)           AcpiException plist
348 #define ACPI_ERROR(plist)               AcpiError plist
349 #define ACPI_BIOS_WARNING(plist)        AcpiBiosWarning plist
350 #define ACPI_BIOS_EXCEPTION(plist)      AcpiBiosException plist
351 #define ACPI_BIOS_ERROR(plist)          AcpiBiosError plist
352 #define ACPI_DEBUG_OBJECT(obj,l,i)      AcpiExDoDebugObject(obj,l,i)
353 
354 #else
355 
356 /* No error messages */
357 
358 #define ACPI_INFO(plist)
359 #define ACPI_WARNING(plist)
360 #define ACPI_EXCEPTION(plist)
361 #define ACPI_ERROR(plist)
362 #define ACPI_BIOS_WARNING(plist)
363 #define ACPI_BIOS_EXCEPTION(plist)
364 #define ACPI_BIOS_ERROR(plist)
365 #define ACPI_DEBUG_OBJECT(obj,l,i)
366 
367 #endif /* ACPI_NO_ERROR_MESSAGES */
368 
369 
370 /*
371  * Debug macros that are conditionally compiled
372  */
373 #ifdef ACPI_DEBUG_OUTPUT
374 
375 /*
376  * If ACPI_GET_FUNCTION_NAME was not defined in the compiler-dependent header,
377  * define it now. This is the case where there the compiler does not support
378  * a __FUNCTION__ macro or equivalent.
379  */
380 #ifndef ACPI_GET_FUNCTION_NAME
381 #define ACPI_GET_FUNCTION_NAME          _AcpiFunctionName
382 
383 /*
384  * The Name parameter should be the procedure name as a non-quoted string.
385  * The function name is also used by the function exit macros below.
386  * Note: (const char) is used to be compatible with the debug interfaces
387  * and macros such as __FUNCTION__.
388  */
389 #define ACPI_FUNCTION_NAME(Name)        static const char _AcpiFunctionName[] = #Name;
390 
391 #else
392 /* Compiler supports __FUNCTION__ (or equivalent) -- Ignore this macro */
393 
394 #define ACPI_FUNCTION_NAME(Name)
395 #endif /* ACPI_GET_FUNCTION_NAME */
396 
397 /*
398  * Common parameters used for debug output functions:
399  * line number, function name, module(file) name, component ID
400  */
401 #define ACPI_DEBUG_PARAMETERS \
402     __LINE__, ACPI_GET_FUNCTION_NAME, _AcpiModuleName, _COMPONENT
403 
404 /* Check if debug output is currently dynamically enabled */
405 
406 #define ACPI_IS_DEBUG_ENABLED(Level, Component) \
407     ((Level & AcpiDbgLevel) && (Component & AcpiDbgLayer))
408 
409 /*
410  * Master debug print macros
411  * Print message if and only if:
412  *    1) Debug print for the current component is enabled
413  *    2) Debug error level or trace level for the print statement is enabled
414  *
415  * November 2012: Moved the runtime check for whether to actually emit the
416  * debug message outside of the print function itself. This improves overall
417  * performance at a relatively small code cost. Implementation involves the
418  * use of variadic macros supported by C99.
419  *
420  * Note: the ACPI_DO_WHILE0 macro is used to prevent some compilers from
421  * complaining about these constructs. On other compilers the do...while
422  * adds some extra code, so this feature is optional.
423  */
424 #ifdef ACPI_USE_DO_WHILE_0
425 #define ACPI_DO_WHILE0(a)               do a while(0)
426 #else
427 #define ACPI_DO_WHILE0(a)               a
428 #endif
429 
430 /* DEBUG_PRINT functions */
431 
432 #ifndef COMPILER_VA_MACRO
433 
434 #define ACPI_DEBUG_PRINT(plist)         AcpiDebugPrint plist
435 #define ACPI_DEBUG_PRINT_RAW(plist)     AcpiDebugPrintRaw plist
436 
437 #else
438 
439 /* Helper macros for DEBUG_PRINT */
440 
441 #define ACPI_DO_DEBUG_PRINT(Function, Level, Line, Filename, Modulename, Component, ...) \
442     ACPI_DO_WHILE0 ({ \
443         if (ACPI_IS_DEBUG_ENABLED (Level, Component)) \
444         { \
445             Function (Level, Line, Filename, Modulename, Component, __VA_ARGS__); \
446         } \
447     })
448 
449 #define ACPI_ACTUAL_DEBUG(Level, Line, Filename, Modulename, Component, ...) \
450     ACPI_DO_DEBUG_PRINT (AcpiDebugPrint, Level, Line, \
451         Filename, Modulename, Component, __VA_ARGS__)
452 
453 #define ACPI_ACTUAL_DEBUG_RAW(Level, Line, Filename, Modulename, Component, ...) \
454     ACPI_DO_DEBUG_PRINT (AcpiDebugPrintRaw, Level, Line, \
455         Filename, Modulename, Component, __VA_ARGS__)
456 
457 #define ACPI_DEBUG_PRINT(plist)         ACPI_ACTUAL_DEBUG plist
458 #define ACPI_DEBUG_PRINT_RAW(plist)     ACPI_ACTUAL_DEBUG_RAW plist
459 
460 #endif
461 
462 
463 /*
464  * Function entry tracing
465  *
466  * The name of the function is emitted as a local variable that is
467  * intended to be used by both the entry trace and the exit trace.
468  */
469 
470 /* Helper macro */
471 
472 #define ACPI_TRACE_ENTRY(Name, Function, Type, Param) \
473     ACPI_FUNCTION_NAME (Name) \
474     Function (ACPI_DEBUG_PARAMETERS, (Type) (Param))
475 
476 /* The actual entry trace macros */
477 
478 #define ACPI_FUNCTION_TRACE(Name) \
479     ACPI_FUNCTION_NAME(Name) \
480     AcpiUtTrace (ACPI_DEBUG_PARAMETERS)
481 
482 #define ACPI_FUNCTION_TRACE_PTR(Name, Pointer) \
483     ACPI_TRACE_ENTRY (Name, AcpiUtTracePtr, void *, Pointer)
484 
485 #define ACPI_FUNCTION_TRACE_U32(Name, Value) \
486     ACPI_TRACE_ENTRY (Name, AcpiUtTraceU32, UINT32, Value)
487 
488 #define ACPI_FUNCTION_TRACE_STR(Name, String) \
489     ACPI_TRACE_ENTRY (Name, AcpiUtTraceStr, const char *, String)
490 
491 #define ACPI_FUNCTION_ENTRY() \
492     AcpiUtTrackStackPtr()
493 
494 
495 /*
496  * Function exit tracing
497  *
498  * These macros include a return statement. This is usually considered
499  * bad form, but having a separate exit macro before the actual return
500  * is very ugly and difficult to maintain.
501  *
502  * One of the FUNCTION_TRACE macros above must be used in conjunction
503  * with these macros so that "_AcpiFunctionName" is defined.
504  *
505  * There are two versions of most of the return macros. The default version is
506  * safer, since it avoids side-effects by guaranteeing that the argument will
507  * not be evaluated twice.
508  *
509  * A less-safe version of the macros is provided for optional use if the
510  * compiler uses excessive CPU stack (for example, this may happen in the
511  * debug case if code optimization is disabled.)
512  */
513 
514 /* Exit trace helper macro */
515 
516 #ifndef ACPI_SIMPLE_RETURN_MACROS
517 
518 #define ACPI_TRACE_EXIT(Function, Type, Param) \
519     ACPI_DO_WHILE0 ({ \
520         register Type _Param = (Type) (Param); \
521         Function (ACPI_DEBUG_PARAMETERS, _Param); \
522         return (_Param); \
523     })
524 
525 #else /* Use original less-safe macros */
526 
527 #define ACPI_TRACE_EXIT(Function, Type, Param) \
528     ACPI_DO_WHILE0 ({ \
529         Function (ACPI_DEBUG_PARAMETERS, (Type) (Param)); \
530         return (Param); \
531     })
532 
533 #endif /* ACPI_SIMPLE_RETURN_MACROS */
534 
535 /* The actual exit macros */
536 
537 #define return_VOID \
538     ACPI_DO_WHILE0 ({ \
539         AcpiUtExit (ACPI_DEBUG_PARAMETERS); \
540         return; \
541     })
542 
543 #define return_ACPI_STATUS(Status) \
544     ACPI_TRACE_EXIT (AcpiUtStatusExit, ACPI_STATUS, Status)
545 
546 #define return_PTR(Pointer) \
547     ACPI_TRACE_EXIT (AcpiUtPtrExit, void *, Pointer)
548 
549 #define return_STR(String) \
550     ACPI_TRACE_EXIT (AcpiUtStrExit, const char *, String)
551 
552 #define return_VALUE(Value) \
553     ACPI_TRACE_EXIT (AcpiUtValueExit, UINT64, Value)
554 
555 #define return_UINT32(Value) \
556     ACPI_TRACE_EXIT (AcpiUtValueExit, UINT32, Value)
557 
558 #define return_UINT8(Value) \
559     ACPI_TRACE_EXIT (AcpiUtValueExit, UINT8, Value)
560 
561 /* Conditional execution */
562 
563 #define ACPI_DEBUG_EXEC(a)              a
564 #define ACPI_DEBUG_ONLY_MEMBERS(a)      a
565 #define _VERBOSE_STRUCTURES
566 
567 
568 /* Various object display routines for debug */
569 
570 #define ACPI_DUMP_STACK_ENTRY(a)        AcpiExDumpOperand((a), 0)
571 #define ACPI_DUMP_OPERANDS(a, b ,c)     AcpiExDumpOperands(a, b, c)
572 #define ACPI_DUMP_ENTRY(a, b)           AcpiNsDumpEntry (a, b)
573 #define ACPI_DUMP_PATHNAME(a, b, c, d)  AcpiNsDumpPathname(a, b, c, d)
574 #define ACPI_DUMP_BUFFER(a, b)          AcpiUtDebugDumpBuffer((UINT8 *) a, b, DB_BYTE_DISPLAY, _COMPONENT)
575 
576 #define ACPI_TRACE_POINT(a, b, c, d)    AcpiTracePoint (a, b, c, d)
577 
578 #else /* ACPI_DEBUG_OUTPUT */
579 /*
580  * This is the non-debug case -- make everything go away,
581  * leaving no executable debug code!
582  */
583 #define ACPI_DEBUG_PRINT(pl)
584 #define ACPI_DEBUG_PRINT_RAW(pl)
585 #define ACPI_DEBUG_EXEC(a)
586 #define ACPI_DEBUG_ONLY_MEMBERS(a)
587 #define ACPI_FUNCTION_NAME(a)
588 #define ACPI_FUNCTION_TRACE(a)
589 #define ACPI_FUNCTION_TRACE_PTR(a, b)
590 #define ACPI_FUNCTION_TRACE_U32(a, b)
591 #define ACPI_FUNCTION_TRACE_STR(a, b)
592 #define ACPI_FUNCTION_ENTRY()
593 #define ACPI_DUMP_STACK_ENTRY(a)
594 #define ACPI_DUMP_OPERANDS(a, b, c)
595 #define ACPI_DUMP_ENTRY(a, b)
596 #define ACPI_DUMP_PATHNAME(a, b, c, d)
597 #define ACPI_DUMP_BUFFER(a, b)
598 #define ACPI_IS_DEBUG_ENABLED(Level, Component) 0
599 #define ACPI_TRACE_POINT(a, b, c, d)
600 
601 /* Return macros must have a return statement at the minimum */
602 
603 #define return_VOID                     return
604 #define return_ACPI_STATUS(s)           return(s)
605 #define return_PTR(s)                   return(s)
606 #define return_STR(s)                   return(s)
607 #define return_VALUE(s)                 return(s)
608 #define return_UINT8(s)                 return(s)
609 #define return_UINT32(s)                return(s)
610 
611 #endif /* ACPI_DEBUG_OUTPUT */
612 
613 
614 #endif /* __ACOUTPUT_H__ */
615