1/*-
2 * Copyright (c) 2000 The NetBSD Foundation, Inc.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to The NetBSD Foundation
6 * by Paul Kranenburg.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27 * POSSIBILITY OF SUCH DAMAGE.
28 *
29 *	$NetBSD: mk48txxvar.h,v 1.6 2008/04/28 20:23:50 martin Exp $
30 *
31 * $FreeBSD: releng/10.2/sys/dev/mk48txx/mk48txxvar.h 201005 2009-12-25 21:53:20Z marius $
32 */
33
34typedef uint8_t (*mk48txx_nvrd_t)(device_t dev, int off);
35typedef void (*mk48txx_nvwr_t)(device_t dev, int off, uint8_t v);
36
37struct mk48txx_softc {
38	struct resource		*sc_res;/* bus resource */
39
40	struct mtx		sc_mtx;	/* hardware mutex */
41	eventhandler_tag	sc_wet;	/* watchdog event handler tag */
42
43	const char	*sc_model;	/* chip model name */
44	bus_size_t	sc_nvramsz;	/* Size of NVRAM on the chip */
45	bus_size_t	sc_clkoffset;	/* Offset in NVRAM to clock bits */
46	u_int		sc_year0;	/* year counter offset */
47	u_int		sc_flag;	/* MD flags */
48#define	MK48TXX_NO_CENT_ADJUST	0x0001	/* don't manually adjust century */
49#define	MK48TXX_WDOG_REGISTER	0x0002	/* register watchdog */
50#define	MK48TXX_WDOG_ENABLE_WDS	0x0004	/* enable watchdog steering bit */
51
52	mk48txx_nvrd_t	sc_nvrd;	/* NVRAM/RTC read function */
53	mk48txx_nvwr_t	sc_nvwr;	/* NVRAM/RTC write function */
54};
55
56/* Chip attach function */
57int mk48txx_attach(device_t dev);
58
59/* Methods for the clock interface */
60int mk48txx_gettime(device_t dev, struct timespec *ts);
61int mk48txx_settime(device_t dev, struct timespec *ts);
62