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clockreg.h revision 1.4 
      1 /*	$NetBSD: clockreg.h,v 1.4 2011/02/08 20:20:20 rmind Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1988 University of Utah.
      5  * Copyright (c) 1992, 1993
      6  *	The Regents of the University of California.  All rights reserved.
      7  *
      8  * This code is derived from software contributed to Berkeley by
      9  * the Systems Programming Group of the University of Utah Computer
     10  * Science Department, Ralph Campbell, Sony Corp. and Kazumasa
     11  * Utashiro of Software Research Associates, 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  * from: Utah $Hdr: clockreg.h 1.14 91/01/18$
     38  *
     39  *	@(#)clockreg.h	8.1 (Berkeley) 6/11/93
     40  */
     41 
     42 #define MK48T02
     43 
     44 #define SET_CLOCK       0x80
     45 #define READ_CLOCK      0x40
     46 
     47 /*
     48  * Mostek MK48T02 clock.
     49  */
     50 struct clockreg {
     51 	volatile u_char	cl_csr;		/* control register */
     52 	volatile u_char	cl_sec;		/* seconds (0..59; BCD) */
     53 	volatile u_char	cl_min;		/* minutes (0..59; BCD) */
     54 	volatile u_char	cl_hour;	/* hour (0..23; BCD) */
     55 	volatile u_char	cl_wday;	/* weekday (1..7) */
     56 	volatile u_char	cl_mday;	/* day in month (1..31; BCD) */
     57 	volatile u_char	cl_month;	/* month (1..12; BCD) */
     58 	volatile u_char	cl_year;	/* year (0..99; BCD) */
     59 };
     60