386BSD 0.1 development
[unix-history] / usr / src / sys.386bsd / sys / kernel.h
CommitLineData
b688fc87
WJ
1/*-
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)kernel.h 7.4 (Berkeley) 2/15/91
34 */
35
36/* Global variables for the kernel. */
37long rmalloc();
38
39/* 1.1 */
40long hostid;
41char hostname[MAXHOSTNAMELEN];
42int hostnamelen;
43
44/* 1.2 */
45struct timeval boottime;
46struct timeval time;
47struct timezone tz; /* XXX */
48
49int hz; /* clock frequency */
50int phz; /* alternate clock's frequency */
51int tick;
52int lbolt; /* once a second sleep address */
53int realitexpire();
54
55fixpt_t averunnable[3];
56#if defined(COMPAT_43) && (defined(vax) || defined(tahoe))
57double avenrun[3];
58#endif /* COMPAT_43 */
59
60#ifdef GPROF
61u_long s_textsize;
62int profiling;
63u_short *kcount;
64char *s_lowpc;
65#endif