Annotation of sys/sys/kernel.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: kernel.h,v 1.12 2007/05/16 17:27:30 art Exp $ */
2: /* $NetBSD: kernel.h,v 1.11 1995/03/03 01:24:16 cgd Exp $ */
3:
4: /*-
5: * Copyright (c) 1990, 1993
6: * The Regents of the University of California. All rights reserved.
7: * (c) UNIX System Laboratories, Inc.
8: * All or some portions of this file are derived from material licensed
9: * to the University of California by American Telephone and Telegraph
10: * Co. or Unix System Laboratories, Inc. and are reproduced herein with
11: * the permission of UNIX System Laboratories, Inc.
12: *
13: * Redistribution and use in source and binary forms, with or without
14: * modification, are permitted provided that the following conditions
15: * are met:
16: * 1. Redistributions of source code must retain the above copyright
17: * notice, this list of conditions and the following disclaimer.
18: * 2. Redistributions in binary form must reproduce the above copyright
19: * notice, this list of conditions and the following disclaimer in the
20: * documentation and/or other materials provided with the distribution.
21: * 3. Neither the name of the University nor the names of its contributors
22: * may be used to endorse or promote products derived from this software
23: * without specific prior written permission.
24: *
25: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
26: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
29: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35: * SUCH DAMAGE.
36: *
37: * @(#)kernel.h 8.3 (Berkeley) 1/21/94
38: */
39:
40: /* Global variables for the kernel. */
41:
42: /* 1.1 */
43: extern long hostid;
44: extern char hostname[MAXHOSTNAMELEN];
45: extern int hostnamelen;
46: extern char domainname[MAXHOSTNAMELEN];
47: extern int domainnamelen;
48:
49: /* 1.2 */
50: extern struct timeval boottime;
51: #ifndef __HAVE_TIMECOUNTER
52: extern volatile struct timeval mono_time;
53: extern volatile struct timeval time;
54: #endif
55: extern struct timezone tz; /* XXX */
56:
57: extern int tick; /* usec per tick (1000000 / hz) */
58: extern int tickfix; /* periodic tick adj. tick not integral */
59: extern int tickfixinterval; /* interval at which to apply adjustment */
60: extern int tickadj; /* "standard" clock skew, us./tick */
61: extern int hz; /* system clock's frequency */
62: extern int stathz; /* statistics clock's frequency */
63: extern int profhz; /* profiling clock's frequency */
64: extern int lbolt; /* once a second sleep address */
65: extern int tickdelta;
66: extern long timedelta;
67:
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