157 lines
4.7 KiB
C
157 lines
4.7 KiB
C
/* $NetBSD: ukphy.c,v 1.2 1999/04/23 04:24:32 thorpej Exp $ */
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/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center, and by Frank van der Linden.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*-
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* Copyright (c) 1997 Manuel Bouyer. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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/*
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* driver for generic unknown PHYs
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/socket.h>
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#include <sys/errno.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <net/if.h>
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#include <net/if_media.h>
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#include <dev/mii/mii.h>
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#include <dev/mii/miivar.h>
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#include "miibus_if.h"
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static int ukphy_probe(device_t);
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static int ukphy_attach(device_t);
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static device_method_t ukphy_methods[] = {
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/* device interface */
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DEVMETHOD(device_probe, ukphy_probe),
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DEVMETHOD(device_attach, ukphy_attach),
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DEVMETHOD(device_detach, mii_phy_detach),
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DEVMETHOD(device_shutdown, bus_generic_shutdown),
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DEVMETHOD_END
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};
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static driver_t ukphy_driver = {
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"ukphy",
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ukphy_methods,
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sizeof(struct mii_softc)
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};
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DRIVER_MODULE(ukphy, miibus, ukphy_driver, 0, 0);
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static int ukphy_service(struct mii_softc *, struct mii_data *, int);
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static const struct mii_phy_funcs ukphy_funcs = {
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ukphy_service,
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ukphy_status,
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mii_phy_reset
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};
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static int
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ukphy_probe(device_t dev)
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{
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/*
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* We know something is here, so always match at a low priority.
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*/
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device_set_desc(dev, "Generic IEEE 802.3u media interface");
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return (BUS_PROBE_GENERIC);
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}
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static int
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ukphy_attach(device_t dev)
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{
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struct mii_softc *sc;
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sc = device_get_softc(dev);
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mii_phy_dev_attach(dev, MIIF_NOMANPAUSE, &ukphy_funcs, 1);
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mii_phy_setmedia(sc);
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return (0);
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}
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static int
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ukphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd)
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{
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switch (cmd) {
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case MII_POLLSTAT:
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break;
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case MII_MEDIACHG:
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mii_phy_setmedia(sc);
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break;
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case MII_TICK:
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if (mii_phy_tick(sc) == EJUSTRETURN)
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return (0);
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break;
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}
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/* Update the media status. */
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PHY_STATUS(sc);
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/* Callback if something changed. */
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mii_phy_update(sc, cmd);
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return (0);
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}
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