1/*	$NetBSD: rtclock_var.h,v 1.10 2008/06/25 08:14:59 isaki Exp $	*/
2
3/*
4 * Copyright 1993, 1994 Masaru Oki
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 *    must display the following acknowledgement:
17 *      This product includes software developed by Masaru Oki.
18 * 4. The name of the author may not be used to endorse or promote products
19 *    derived from this software without specific prior written permission
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33/*
34 * Should be splitted to _reg.h and _var.h
35 */
36
37#ifndef _RTCLOCKVAR_H_
38#define _RTCLOCKVAR_H_
39
40struct rtc_softc {
41	bus_space_tag_t		sc_bst;
42	bus_space_handle_t	sc_bht;
43	struct todr_chip_handle	sc_todr;
44};
45
46/*
47 * commands written to mode, HOLD before reading the clock,
48 * FREE after done reading.
49 */
50
51#define RTC_HOLD_CLOCK	0
52#define RTC_FREE_CLOCK	8
53
54#define RTC_REG(x) (bus_space_read_1(rtc->sc_bst, rtc->sc_bht, (x)) & 0x0f)
55#define RTC_WRITE(x,v) bus_space_write_1(rtc->sc_bst, rtc->sc_bht, (x), (v))
56
57#define RTC_ADDR	0xe8a000
58
59/* RTC register bank 0 */
60#define RTC_SEC		0x01
61#define RTC_SEC10	0x03
62#define RTC_MIN		0x05
63#define RTC_MIN10	0x07
64#define RTC_HOUR	0x09
65#define RTC_HOUR10	0x0b
66#define RTC_WEEK	0x0d
67#define RTC_DAY		0x0f
68#define RTC_DAY10	0x11
69#define RTC_MON		0x13
70#define RTC_MON10	0x15
71#define RTC_YEAR	0x17
72#define RTC_YEAR10	0x19
73#define RTC_MODE	0x1b
74#define RTC_TEST	0x1d
75#define RTC_RESET	0x1f
76
77/* RTC register bank 1 */
78#define RTC_CLKOUT	0x01
79#define RTC_ADJUST	0x03
80#define RTC_AL_MIN	0x05
81#define RTC_AL_MIN10	0x07
82#define RTC_AL_HOUR	0x09
83#define RTC_AL_HOUR10	0x0b
84#define RTC_AL_WEEK	0x0d
85#define RTC_AL_DAY	0x0f
86#define RTC_AL_DAY10	0x11
87#define RTC_UNUSED1	0x13
88#define RTC_AMPM	0x15
89#define RTC_LEAP	0x17
90#define RTC_UNUSED2	0x19
91
92#define RTC_BASE_YEAR	1980
93
94#endif /* _RTCLOCKVAR_H_ */
95