xref: /OK3568_Linux_fs/kernel/include/linux/kern_levels.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __KERN_LEVELS_H__
3*4882a593Smuzhiyun #define __KERN_LEVELS_H__
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #define KERN_SOH	"\001"		/* ASCII Start Of Header */
6*4882a593Smuzhiyun #define KERN_SOH_ASCII	'\001'
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #define KERN_EMERG	KERN_SOH "0"	/* system is unusable */
9*4882a593Smuzhiyun #define KERN_ALERT	KERN_SOH "1"	/* action must be taken immediately */
10*4882a593Smuzhiyun #define KERN_CRIT	KERN_SOH "2"	/* critical conditions */
11*4882a593Smuzhiyun #define KERN_ERR	KERN_SOH "3"	/* error conditions */
12*4882a593Smuzhiyun #define KERN_WARNING	KERN_SOH "4"	/* warning conditions */
13*4882a593Smuzhiyun #define KERN_NOTICE	KERN_SOH "5"	/* normal but significant condition */
14*4882a593Smuzhiyun #define KERN_INFO	KERN_SOH "6"	/* informational */
15*4882a593Smuzhiyun #define KERN_DEBUG	KERN_SOH "7"	/* debug-level messages */
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #define KERN_DEFAULT	""		/* the default kernel loglevel */
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun /*
20*4882a593Smuzhiyun  * Annotation for a "continued" line of log printout (only done after a
21*4882a593Smuzhiyun  * line that had no enclosing \n). Only to be used by core/arch code
22*4882a593Smuzhiyun  * during early bootup (a continued line is not SMP-safe otherwise).
23*4882a593Smuzhiyun  */
24*4882a593Smuzhiyun #define KERN_CONT	KERN_SOH "c"
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun /* integer equivalents of KERN_<LEVEL> */
27*4882a593Smuzhiyun #define LOGLEVEL_SCHED		-2	/* Deferred messages from sched code
28*4882a593Smuzhiyun 					 * are set to this special level */
29*4882a593Smuzhiyun #define LOGLEVEL_DEFAULT	-1	/* default (or last) loglevel */
30*4882a593Smuzhiyun #define LOGLEVEL_EMERG		0	/* system is unusable */
31*4882a593Smuzhiyun #define LOGLEVEL_ALERT		1	/* action must be taken immediately */
32*4882a593Smuzhiyun #define LOGLEVEL_CRIT		2	/* critical conditions */
33*4882a593Smuzhiyun #define LOGLEVEL_ERR		3	/* error conditions */
34*4882a593Smuzhiyun #define LOGLEVEL_WARNING	4	/* warning conditions */
35*4882a593Smuzhiyun #define LOGLEVEL_NOTICE		5	/* normal but significant condition */
36*4882a593Smuzhiyun #define LOGLEVEL_INFO		6	/* informational */
37*4882a593Smuzhiyun #define LOGLEVEL_DEBUG		7	/* debug-level messages */
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun #endif
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