NetBSD/sys/dev/ic/ax88190.c

194 lines
5.2 KiB
C

/* $NetBSD: ax88190.c,v 1.7 2006/11/16 01:32:51 christos Exp $ */
/*-
* Copyright (c) 2001 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Enami Tsugutomo.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ax88190.c,v 1.7 2006/11/16 01:32:51 christos Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/socket.h>
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_types.h>
#include <net/if_media.h>
#include <net/if_ether.h>
#include <machine/bus.h>
#include <dev/mii/miivar.h>
#include <dev/mii/mii.h>
#include <dev/mii/mii_bitbang.h>
#include <dev/ic/dp8390reg.h>
#include <dev/ic/dp8390var.h>
#include <dev/ic/ne2000reg.h>
#include <dev/ic/ne2000var.h>
#include <dev/ic/ax88190reg.h>
#include <dev/ic/ax88190var.h>
static int ax88190_mii_readreg(struct device *, int, int);
static void ax88190_mii_writereg(struct device *, int, int, int);
static void ax88190_mii_statchg(struct device *);
/*
* MII bit-bang glue.
*/
static u_int32_t ax88190_mii_bitbang_read(struct device *);
static void ax88190_mii_bitbang_write(struct device *, u_int32_t);
static const struct mii_bitbang_ops ax88190_mii_bitbang_ops = {
ax88190_mii_bitbang_read,
ax88190_mii_bitbang_write,
{
AX88190_MEMR_MDO, /* MII_BIT_MDO */
AX88190_MEMR_MDI, /* MII_BIT_MDI */
AX88190_MEMR_MDC, /* MII_BIT_MDC */
0, /* MII_BIT_DIR_HOST_PHY */
AX88190_MEMR_MDIR, /* MII_BIT_DIR_PHY_HOST */
}
};
void
ax88190_media_init(struct dp8390_softc *sc)
{
struct ifnet *ifp = &sc->sc_ec.ec_if;
sc->sc_mii.mii_ifp = ifp;
sc->sc_mii.mii_readreg = ax88190_mii_readreg;
sc->sc_mii.mii_writereg = ax88190_mii_writereg;
sc->sc_mii.mii_statchg = ax88190_mii_statchg;
ifmedia_init(&sc->sc_mii.mii_media, IFM_IMASK, dp8390_mediachange,
dp8390_mediastatus);
mii_attach(&sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
MII_OFFSET_ANY, 0);
if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0,
NULL);
ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
} else
ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
}
void
ax88190_media_fini(struct dp8390_softc *sc)
{
mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
}
int
ax88190_mediachange(struct dp8390_softc *sc)
{
mii_mediachg(&sc->sc_mii);
return (0);
}
void
ax88190_mediastatus(struct dp8390_softc *sc, struct ifmediareq *ifmr)
{
mii_pollstat(&sc->sc_mii);
ifmr->ifm_status = sc->sc_mii.mii_media_status;
ifmr->ifm_active = sc->sc_mii.mii_media_active;
}
void
ax88190_init_card(struct dp8390_softc *sc)
{
mii_mediachg(&sc->sc_mii);
}
void
ax88190_stop_card(struct dp8390_softc *sc)
{
mii_down(&sc->sc_mii);
}
static u_int32_t
ax88190_mii_bitbang_read(self)
struct device *self;
{
struct ne2000_softc *sc = (void *)self;
return (bus_space_read_1(sc->sc_asict, sc->sc_asich, AX88190_MEMR));
}
static void
ax88190_mii_bitbang_write(self, val)
struct device *self;
u_int32_t val;
{
struct ne2000_softc *sc = (void *)self;
bus_space_write_1(sc->sc_asict, sc->sc_asich, AX88190_MEMR, val);
}
static int
ax88190_mii_readreg(self, phy, reg)
struct device *self;
int phy, reg;
{
return (mii_bitbang_readreg(self, &ax88190_mii_bitbang_ops, phy, reg));
}
static void
ax88190_mii_writereg(self, phy, reg, val)
struct device *self;
int phy, reg, val;
{
mii_bitbang_writereg(self, &ax88190_mii_bitbang_ops, phy, reg, val);
}
static void
ax88190_mii_statchg(struct device *self)
{
/* XXX */
}