FreeBSD/Linux Kernel Cross Reference
sys/kern/clock_if.m
1 #-
2 # Copyright (c) 2001 by Thomas Moestl <tmm@FreeBSD.org>.
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 #
14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 # IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
18 # INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
19 # (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
20 # SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
21 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
22 # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
23 # USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 #
25 # $FreeBSD: src/sys/kern/clock_if.m,v 1.2 2005/01/06 23:35:38 imp Exp $
26
27 #include <sys/bus.h>
28 #include <sys/time.h>
29
30 INTERFACE clock;
31
32 # Interface for clock drivers. This is inspired by the NetBSD device-independent
33 # clock code (by Gordon W. Ross).
34
35 # An EINVAL error return from this call signifies that the clock has an illegal
36 # setting.
37 METHOD int gettime {
38 device_t dev;
39 struct timespec *ts;
40 };
41
42 METHOD int settime {
43 device_t dev;
44 struct timespec *ts;
45 };
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