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clockreg.h revision 1.2 
      1 /*	$NetBSD: clockreg.h,v 1.2 2003/08/07 16:28:38 agc Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1992, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * This code is derived from software contributed to Berkeley by
      8  * the Systems Programming Group of the University of Utah Computer
      9  * Science Department, Ralph Campbell, Sony Corp. and Kazumasa
     10  * Utashiro of Software Research Associates, Inc.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  * 3. Neither the name of the University nor the names of its contributors
     21  *    may be used to endorse or promote products derived from this software
     22  *    without specific prior written permission.
     23  *
     24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     34  * SUCH DAMAGE.
     35  *
     36  * from: Utah $Hdr: clockreg.h 1.14 91/01/18$
     37  *
     38  *	@(#)clockreg.h	8.1 (Berkeley) 6/11/93
     39  */
     40 /*
     41  * Copyright (c) 1988 University of Utah.
     42  *
     43  * This code is derived from software contributed to Berkeley by
     44  * the Systems Programming Group of the University of Utah Computer
     45  * Science Department, Ralph Campbell, Sony Corp. and Kazumasa
     46  * Utashiro of Software Research Associates, Inc.
     47  *
     48  * Redistribution and use in source and binary forms, with or without
     49  * modification, are permitted provided that the following conditions
     50  * are met:
     51  * 1. Redistributions of source code must retain the above copyright
     52  *    notice, this list of conditions and the following disclaimer.
     53  * 2. Redistributions in binary form must reproduce the above copyright
     54  *    notice, this list of conditions and the following disclaimer in the
     55  *    documentation and/or other materials provided with the distribution.
     56  * 3. All advertising materials mentioning features or use of this software
     57  *    must display the following acknowledgement:
     58  *	This product includes software developed by the University of
     59  *	California, Berkeley and its contributors.
     60  * 4. Neither the name of the University nor the names of its contributors
     61  *    may be used to endorse or promote products derived from this software
     62  *    without specific prior written permission.
     63  *
     64  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     65  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     66  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     67  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     68  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     69  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     70  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     71  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     72  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     73  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     74  * SUCH DAMAGE.
     75  *
     76  * from: Utah $Hdr: clockreg.h 1.14 91/01/18$
     77  *
     78  *	@(#)clockreg.h	8.1 (Berkeley) 6/11/93
     79  */
     80 
     81 
     82 #define MK48T02
     83 
     84 #define SET_CLOCK       0x80
     85 #define READ_CLOCK      0x40
     86 
     87 /*
     88  * Mostek MK48T02 clock.
     89  */
     90 struct clockreg {
     91 	volatile u_char	cl_csr;		/* control register */
     92 	volatile u_char	cl_sec;		/* seconds (0..59; BCD) */
     93 	volatile u_char	cl_min;		/* minutes (0..59; BCD) */
     94 	volatile u_char	cl_hour;	/* hour (0..23; BCD) */
     95 	volatile u_char	cl_wday;	/* weekday (1..7) */
     96 	volatile u_char	cl_mday;	/* day in month (1..31; BCD) */
     97 	volatile u_char	cl_month;	/* month (1..12; BCD) */
     98 	volatile u_char	cl_year;	/* year (0..99; BCD) */
     99 };
    100