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/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Paul Kranenburg.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* $NetBSD: mk48txxvar.h,v 1.6 2008/04/28 20:23:50 martin Exp $
*
* $FreeBSD: release/9.1.0/sys/dev/mk48txx/mk48txxvar.h 201005 2009-12-25 21:53:20Z marius $
*/
typedef uint8_t (*mk48txx_nvrd_t)(device_t dev, int off);
typedef void (*mk48txx_nvwr_t)(device_t dev, int off, uint8_t v);
struct mk48txx_softc {
struct resource *sc_res;/* bus resource */
struct mtx sc_mtx; /* hardware mutex */
eventhandler_tag sc_wet; /* watchdog event handler tag */
const char *sc_model; /* chip model name */
bus_size_t sc_nvramsz; /* Size of NVRAM on the chip */
bus_size_t sc_clkoffset; /* Offset in NVRAM to clock bits */
u_int sc_year0; /* year counter offset */
u_int sc_flag; /* MD flags */
#define MK48TXX_NO_CENT_ADJUST 0x0001 /* don't manually adjust century */
#define MK48TXX_WDOG_REGISTER 0x0002 /* register watchdog */
#define MK48TXX_WDOG_ENABLE_WDS 0x0004 /* enable watchdog steering bit */
mk48txx_nvrd_t sc_nvrd; /* NVRAM/RTC read function */
mk48txx_nvwr_t sc_nvwr; /* NVRAM/RTC write function */
};
/* Chip attach function */
int mk48txx_attach(device_t dev);
/* Methods for the clock interface */
int mk48txx_gettime(device_t dev, struct timespec *ts);
int mk48txx_settime(device_t dev, struct timespec *ts);