104 lines
3.2 KiB
C
104 lines
3.2 KiB
C
/* $NetBSD: rtclock_var.h,v 1.5 2002/05/14 02:03:03 matt Exp $ */
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/*
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* Copyright 1993, 1994 Masaru Oki
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Masaru Oki.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Should be splitted to _reg.h and _var.h
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*/
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#ifndef _RTCLOCKVAR_H_
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#define _RTCLOCKVAR_H_
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struct rtc_softc {
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struct device sc_dev;
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bus_space_tag_t sc_bst;
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bus_space_handle_t sc_bht;
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};
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/*
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* commands written to mode, HOLD before reading the clock,
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* FREE after done reading.
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*/
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#define RTC_HOLD_CLOCK 0
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#define RTC_FREE_CLOCK 8
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#define RTC_REG(x) (bus_space_read_1(rtc->sc_bst, rtc->sc_bht, (x)) & 0x0f)
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#define RTC_WRITE(x,v) bus_space_write_1(rtc->sc_bst, rtc->sc_bht, (x), (v))
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#define RTC_ADDR 0xe8a000
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/* RTC register bank 0 */
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#define RTC_SEC 0x01
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#define RTC_SEC10 0x03
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#define RTC_MIN 0x05
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#define RTC_MIN10 0x07
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#define RTC_HOUR 0x09
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#define RTC_HOUR10 0x0b
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#define RTC_WEEK 0x0d
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#define RTC_DAY 0x0f
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#define RTC_DAY10 0x11
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#define RTC_MON 0x13
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#define RTC_MON10 0x15
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#define RTC_YEAR 0x17
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#define RTC_YEAR10 0x19
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#define RTC_MODE 0x1b
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#define RTC_TEST 0x1d
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#define RTC_RESET 0x1f
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/* RTC register bank 1 */
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#define RTC_CLKOUT 0x01
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#define RTC_ADJUST 0x03
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#define RTC_AL_MIN 0x05
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#define RTC_AL_MIN10 0x07
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#define RTC_AL_HOUR 0x09
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#define RTC_AL_HOUR10 0x0b
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#define RTC_AL_WEEK 0x0d
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#define RTC_AL_DAY 0x0f
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#define RTC_AL_DAY10 0x11
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#define RTC_UNUSED1 0x13
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#define RTC_AMPM 0x15
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#define RTC_LEAP 0x17
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#define RTC_UNUSED2 0x19
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#define RTC_BASE_YEAR 1980
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#define range_test(n, l, h) if ((n) < (l) || (n) > (h)) return(0)
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#define range_test0(n, h) if ((unsigned)(n) > (h)) return(0)
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/* cast to unsigned in case n is signed */
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#ifdef _KERNEL
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extern time_t (*gettod) __P((void));
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extern int (*settod) __P((long));
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#endif
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#endif /* _RTCLOCKVAR_H_ */
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