include/asm/debug.h

3  *   S/390 debug facility
17 #define DEBUG_MAX_LEVEL		   6  /* debug levels range from 0 to 6 */
18 #define DEBUG_OFF_LEVEL		   -1 /* level where debug is switched off */
22 #define DEBUG_DEFAULT_LEVEL	   3  /* initial debug level */
24 #define DEBUG_DIR_ROOT "s390dbf" /* name of debug root directory in proc fs */
29 #define __DEBUG_FEATURE_VERSION	   3  /* version of debug feature */
105 /* Debug Feature API: */
123  * debug_level_enabled() - Returns true if debug events for the specified
126  * @id:		handle for debug log
127  * @level:	debug level
130  * - %true if level is less or equal to the current debug level.
138  * debug_event() - writes binary debug entry to active debug area
139  *		   (if level <= actual debug level)
141  * @id:		handle for debug log
142  * @level:	debug level
143  * @data:	pointer to data for debug entry
147  * - Address of written debug entry
159  * debug_int_event() - writes unsigned integer debug entry to active debug area
160  *		       (if level <= actual debug level)
162  * @id:		handle for debug log
163  * @level:	debug level
164  * @tag:	integer value for debug entry
167  * - Address of written debug entry
181  * debug_long_event() - writes unsigned long debug entry to active debug area
182  *		       (if level <= actual debug level)
184  * @id:		handle for debug log
185  * @level:	debug level
186  * @tag:	long integer value for debug entry
189  * - Address of written debug entry
203  * debug_text_event() - writes string debug entry in ascii format to active
204  *			debug area (if level <= actual debug level)
206  * @id:		handle for debug log
207  * @level:	debug level
208  * @txt:	string for debug entry
211  * - Address of written debug entry
231  * debug_sprintf_event() - writes debug entry with format string
232  *			   and varargs (longs) to active debug area
233  *			   (if level $<=$ actual debug level).
235  * @_id:	handle for debug log
236  * @_level:	debug level
237  * @_fmt:	format string for debug entry
241  * - Address of written debug entry
261  * debug_exception() - writes binary debug entry to active debug area
262  *		       (if level <= actual debug level)
263  *		       and switches to next debug area
265  * @id:		handle for debug log
266  * @level:	debug level
267  * @data:	pointer to data for debug entry
271  * - Address of written debug entry
283  * debug_int_exception() - writes unsigned int debug entry to active debug area
284  *			   (if level <= actual debug level)
285  *			   and switches to next debug area
287  * @id:		handle for debug log
288  * @level:	debug level
289  * @tag:	integer value for debug entry
292  * - Address of written debug entry
306  * debug_long_exception() - writes long debug entry to active debug area
307  *			   (if level <= actual debug level)
308  *			   and switches to next debug area
310  * @id:		handle for debug log
311  * @level:	debug level
312  * @tag:	long integer value for debug entry
315  * - Address of written debug entry
329  * debug_text_exception() - writes string debug entry in ascii format to active
330  *			    debug area (if level <= actual debug level)
331  *			    and switches to next debug area
334  * @id:	handle for debug log
335  * @level:	debug level
336  * @txt:	string for debug entry
339  * - Address of written debug entry
360  * debug_sprintf_exception() - writes debug entry with format string and
361  *			       varargs (longs) to active debug area
362  *			       (if level <= actual debug level)
363  *			       and switches to next debug area.
365  * @_id:	handle for debug log
366  * @_level:	debug level
367  * @_fmt:	format string for debug entry
371  * - Address of written debug entry
395    define the debug levels: