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comparison packages/net/tcpip/current/include/sys/kernel.h @ 97:ced4577552cd ecos-sw-2000-06-06

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Merge from eCos master repository on 2000-06-06-08:44:00-BST
author jlarmour
date Tue, 06 Jun 2000 08:39:36 +0000
parents
children 6ed91473a1cd
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96:b15c60e34c84 97:ced4577552cd
1 //==========================================================================
2 //
3 // include/sys/kernel.h
4 //
5 //
6 //
7 //==========================================================================
8 //####COPYRIGHTBEGIN####
9 //
10 // -------------------------------------------
11 // The contents of this file are subject to the Red Hat eCos Public License
12 // Version 1.1 (the "License"); you may not use this file except in
13 // compliance with the License. You may obtain a copy of the License at
14 // http://www.redhat.com/
15 //
16 // Software distributed under the License is distributed on an "AS IS"
17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
18 // License for the specific language governing rights and limitations under
19 // the License.
20 //
21 // The Original Code is eCos - Embedded Configurable Operating System,
22 // released September 30, 1998.
23 //
24 // The Initial Developer of the Original Code is Red Hat.
25 // Portions created by Red Hat are
26 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
27 // All Rights Reserved.
28 // -------------------------------------------
29 //
30 //####COPYRIGHTEND####
31 //####BSDCOPYRIGHTBEGIN####
32 //
33 // -------------------------------------------
34 //
35 // Portions of this software may have been derived from OpenBSD or other sources,
36 // and are covered by the appropriate copyright disclaimers included herein.
37 //
38 // -------------------------------------------
39 //
40 //####BSDCOPYRIGHTEND####
41 //==========================================================================
42 //#####DESCRIPTIONBEGIN####
43 //
44 // Author(s): gthomas
45 // Contributors: gthomas
46 // Date: 2000-01-10
47 // Purpose:
48 // Description:
49 //
50 //
51 //####DESCRIPTIONEND####
52 //
53 //==========================================================================
54
55
56 /* $OpenBSD: kernel.h,v 1.5 1996/08/11 20:39:07 niklas Exp $ */
57 /* $NetBSD: kernel.h,v 1.11 1995/03/03 01:24:16 cgd Exp $ */
58
59 /*-
60 * Copyright (c) 1990, 1993
61 * The Regents of the University of California. All rights reserved.
62 * (c) UNIX System Laboratories, Inc.
63 * All or some portions of this file are derived from material licensed
64 * to the University of California by American Telephone and Telegraph
65 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
66 * the permission of UNIX System Laboratories, Inc.
67 *
68 * Redistribution and use in source and binary forms, with or without
69 * modification, are permitted provided that the following conditions
70 * are met:
71 * 1. Redistributions of source code must retain the above copyright
72 * notice, this list of conditions and the following disclaimer.
73 * 2. Redistributions in binary form must reproduce the above copyright
74 * notice, this list of conditions and the following disclaimer in the
75 * documentation and/or other materials provided with the distribution.
76 * 3. All advertising materials mentioning features or use of this software
77 * must display the following acknowledgement:
78 * This product includes software developed by the University of
79 * California, Berkeley and its contributors.
80 * 4. Neither the name of the University nor the names of its contributors
81 * may be used to endorse or promote products derived from this software
82 * without specific prior written permission.
83 *
84 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
85 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
86 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
87 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
88 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
89 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
90 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
91 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
92 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
93 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
94 * SUCH DAMAGE.
95 *
96 * @(#)kernel.h 8.3 (Berkeley) 1/21/94
97 */
98
99 /* Global variables for the kernel. */
100
101 /* 1.1 */
102 extern long hostid;
103 extern char hostname[MAXHOSTNAMELEN];
104 extern int hostnamelen;
105 extern char domainname[MAXHOSTNAMELEN];
106 extern int domainnamelen;
107
108 /* 1.2 */
109 extern volatile struct timeval mono_time;
110 extern struct timeval boottime;
111 extern struct timeval runtime;
112 extern volatile struct timeval time;
113 extern struct timezone tz; /* XXX */
114
115 extern int tick; /* usec per tick (1000000 / hz) */
116 extern int tickfix; /* periodic tick adj. tick not integral */
117 extern int tickfixinterval; /* interval at which to apply adjustment */
118 extern int tickadj; /* "standard" clock skew, us./tick */
119 extern int hz; /* system clock's frequency */
120 extern int stathz; /* statistics clock's frequency */
121 extern int profhz; /* profiling clock's frequency */
122 extern int lbolt; /* once a second sleep address */
123 extern int tickdelta;
124 extern long timedelta;
125
126