xref: /netbsd/sys/dev/dec/clockvar.h (revision bf9ec67e)
1 /* $NetBSD: clockvar.h,v 1.4 1997/06/22 08:02:18 jonathan Exp $ */
2 
3 /*
4  * Copyright (c) 1994, 1995 Carnegie-Mellon University.
5  * All rights reserved.
6  *
7  * Author: Chris G. Demetriou
8  *
9  * Permission to use, copy, modify and distribute this software and
10  * its documentation is hereby granted, provided that both the copyright
11  * notice and this permission notice appear in all copies of the
12  * software, derivative works or modified versions, and any portions
13  * thereof, and that both notices appear in supporting documentation.
14  *
15  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
16  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
17  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
18  *
19  * Carnegie Mellon requests users of this software to return to
20  *
21  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
22  *  School of Computer Science
23  *  Carnegie Mellon University
24  *  Pittsburgh PA 15213-3890
25  *
26  * any improvements or extensions that they make and grant Carnegie the
27  * rights to redistribute these changes.
28  */
29 
30 /*
31  * Definitions for cpu-independent clock handling for the alpha and pmax.
32  */
33 
34 /*
35  * clocktime structure:
36  *
37  * structure passed to TOY clocks when setting them.  broken out this
38  * way, so that the time_t -> field conversion can be shared.
39  */
40 struct clocktime {
41 	int	year;			/* year - 1900 */
42 	int	mon;			/* month (1 - 12) */
43 	int	day;			/* day (1 - 31) */
44 	int	hour;			/* hour (0 - 23) */
45 	int	min;			/* minute (0 - 59) */
46 	int	sec;			/* second (0 - 59) */
47 	int	dow;			/* day of week (0 - 6; 0 = Sunday) */
48 };
49 
50 /*
51  * clockfns structure:
52  *
53  * function switch used by chip-independent clock code, to access
54  * chip-dependent routines.
55  */
56 struct clockfns {
57 	void	(*cf_init) __P((struct device *));
58 	void	(*cf_get) __P((struct device *, time_t, struct clocktime *));
59 	void	(*cf_set) __P((struct device *, struct clocktime *));
60 };
61 
62 void clockattach __P((struct device *, const struct clockfns *));
63