The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/mips/atheros/pcf2123reg.h

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    1 /*-
    2  * Copyright (c) 2009, Oleksandr Tymoshenko <gonzo@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 unmodified, this list of conditions, and the following
   10  *    disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  */
   27 
   28 /* $FreeBSD: releng/10.3/sys/mips/atheros/pcf2123reg.h 202839 2010-01-22 22:14:12Z gonzo $ */
   29 
   30 #ifndef __PCF2123REG_H__
   31 #define __PCF2123REG_H__
   32 
   33 /* Control and status */
   34 #define PCF2123_REG_CTRL1               0x0
   35 #define PCF2123_REG_CTRL2               0x1
   36 
   37 /* Time and date */
   38 #define PCF2123_REG_SECONDS             0x2
   39 #define PCF2123_REG_MINUTES             0x3
   40 #define PCF2123_REG_HOURS               0x4
   41 #define PCF2123_REG_DAYS                0x5
   42 #define PCF2123_REG_WEEKDAYS            0x6
   43 #define PCF2123_REG_MONTHS              0x7
   44 #define PCF2123_REG_YEARS               0x8
   45 
   46 /* Alarm registers */
   47 #define PCF2123_REG_MINUTE_ALARM        0x9
   48 #define PCF2123_REG_HOUR_ALARM          0xA
   49 #define PCF2123_REG_DAY_ALARM           0xB
   50 #define PCF2123_REG_WEEKDAY_ALARM       0xC
   51 
   52 /* Offset */
   53 #define PCF2123_REG_OFFSET              0xD
   54 
   55 /* Timer */
   56 #define PCF2123_REG_TIMER_CLKOUT        0xE
   57 #define PCF2123_REG_COUNTDOWN_TIMER     0xF
   58 
   59 /* Commands */
   60 #define PCF2123_CMD_READ        (1 << 7)
   61 #define PCF2123_CMD_WRITE       (0 << 7)
   62 
   63 #define PCF2123_READ(reg)       (PCF2123_CMD_READ | (1 << 4) | (reg))
   64 #define PCF2123_WRITE(reg)      (PCF2123_CMD_WRITE | (1 << 4) | (reg))
   65 
   66 #endif /* __PCF2123REG_H__ */
   67 

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