mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-21 11:13:30 +00:00
033a5c8ce1
- Set dow = -1 in mk48txx_gettime() because some drivers (for example the NetBSD and OpenBSD mk48txx(4)) don't set it correctly.
62 lines
2.6 KiB
C
62 lines
2.6 KiB
C
/*-
|
|
* 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 $
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
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);
|