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