Add a driver for the National Semiconductor DP83843 `PHYTER' 10/100
Ethernet PHY.
This commit is contained in:
thorpej
parent
914178b225
commit
b67d4809ed
@ -1,8 +1,8 @@
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# $NetBSD: Makefile,v 1.6 1999/09/07 21:52:06 soren Exp $
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# $NetBSD: Makefile,v 1.7 1999/12/07 19:36:37 thorpej Exp $
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INCSDIR= /usr/include/dev/mii
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INCS= icsphyreg.h inphyreg.h iophyreg.h lxtphyreg.h mii.h miivar.h \
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nsphyreg.h qsphyreg.h tlphyreg.h tlphyvar.h tqphyreg.h
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nsphyreg.h nsphyterreg.h qsphyreg.h tlphyreg.h tlphyvar.h tqphyreg.h
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.include <bsd.kinc.mk>
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@ -1,4 +1,4 @@
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# $NetBSD: files.mii,v 1.15 1999/11/03 22:30:32 thorpej Exp $
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# $NetBSD: files.mii,v 1.16 1999/12/07 19:36:37 thorpej Exp $
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file dev/mii/mii.c mii
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@ -16,6 +16,10 @@ device nsphy: mii_phy
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attach nsphy at mii
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file dev/mii/nsphy.c nsphy
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device nsphyter: mii_phy
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attach nsphyter at mii
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file dev/mii/nsphyter.c nsphyter
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device qsphy: mii_phy
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attach qsphy at mii
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file dev/mii/qsphy.c qsphy
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297
sys/dev/mii/nsphyter.c
Normal file
297
sys/dev/mii/nsphyter.c
Normal file
@ -0,0 +1,297 @@
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/* $NetBSD: nsphyter.c,v 1.1 1999/12/07 19:36:37 thorpej Exp $ */
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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.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Manuel Bouyer.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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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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/*
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* driver for National Semiconductor's DP83843 `PHYTER' ethernet 10/100 PHY
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* Data Sheet available from www.national.com
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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/device.h>
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#include <sys/malloc.h>
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#include <sys/socket.h>
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#include <sys/errno.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 <dev/mii/miidevs.h>
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#include <dev/mii/nsphyterreg.h>
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int nsphytermatch __P((struct device *, struct cfdata *, void *));
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void nsphyterattach __P((struct device *, struct device *, void *));
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struct cfattach nsphyter_ca = {
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sizeof(struct mii_softc), nsphytermatch, nsphyterattach
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};
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int nsphyter_service __P((struct mii_softc *, struct mii_data *, int));
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void nsphyter_status __P((struct mii_softc *));
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int
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nsphytermatch(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct mii_attach_args *ma = aux;
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if (MII_OUI(ma->mii_id1, ma->mii_id2) == MII_OUI_NATSEMI &&
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MII_MODEL(ma->mii_id2) == MII_MODEL_NATSEMI_DP83843)
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return (10);
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return (0);
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}
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void
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nsphyterattach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct mii_softc *sc = (struct mii_softc *)self;
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struct mii_attach_args *ma = aux;
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struct mii_data *mii = ma->mii_data;
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printf(": %s, rev. %d\n", MII_STR_NATSEMI_DP83843,
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MII_REV(ma->mii_id2));
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sc->mii_inst = mii->mii_instance;
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sc->mii_phy = ma->mii_phyno;
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sc->mii_service = nsphyter_service;
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sc->mii_pdata = mii;
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mii_phy_reset(sc);
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sc->mii_capabilities =
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PHY_READ(sc, MII_BMSR) & ma->mii_capmask;
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printf("%s: ", sc->mii_dev.dv_xname);
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if ((sc->mii_capabilities & BMSR_MEDIAMASK) == 0)
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printf("no media present");
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else
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mii_add_media(sc);
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printf("\n");
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}
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int
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nsphyter_service(sc, mii, cmd)
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struct mii_softc *sc;
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struct mii_data *mii;
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int cmd;
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{
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struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
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int reg;
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switch (cmd) {
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case MII_POLLSTAT:
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/*
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* If we're not polling our PHY instance, just return.
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*/
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if (IFM_INST(ife->ifm_media) != sc->mii_inst)
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return (0);
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break;
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case MII_MEDIACHG:
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/*
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* If the media indicates a different PHY instance,
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* isolate ourselves.
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*/
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if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
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reg = PHY_READ(sc, MII_BMCR);
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PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
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return (0);
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}
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/*
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* If the interface is not up, don't do anything.
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*/
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if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
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break;
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switch (IFM_SUBTYPE(ife->ifm_media)) {
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case IFM_AUTO:
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/*
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* If we're already in auto mode, just return.
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*/
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if (PHY_READ(sc, MII_BMCR) & BMCR_AUTOEN)
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return (0);
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(void) mii_phy_auto(sc, 1);
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break;
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default:
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mii_phy_setmedia(sc);
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}
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break;
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case MII_TICK:
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/*
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* If we're not currently selected, just return.
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*/
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if (IFM_INST(ife->ifm_media) != sc->mii_inst)
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return (0);
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/*
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* Only used for autonegotiation.
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*/
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if (IFM_SUBTYPE(ife->ifm_media) != IFM_AUTO)
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return (0);
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/*
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* Is the interface even up?
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*/
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if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
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return (0);
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/*
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* Check to see if we have link. If we do, we don't
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* need to restart the autonegotiation process. Read
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* the BMSR twice in case it's latched.
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*/
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reg = PHY_READ(sc, MII_BMSR) |
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PHY_READ(sc, MII_BMSR);
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if (reg & BMSR_LINK)
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return (0);
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/*
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* Only retry autonegotiation every 5 seconds.
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*/
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if (++sc->mii_ticks != 5)
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return (0);
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sc->mii_ticks = 0;
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mii_phy_reset(sc);
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if (mii_phy_auto(sc, 0) == EJUSTRETURN)
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return (0);
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break;
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case MII_DOWN:
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mii_phy_down(sc);
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return (0);
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}
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/* Update the media status. */
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nsphyter_status(sc);
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/* Callback if something changed. */
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if (sc->mii_active != mii->mii_media_active || cmd == MII_MEDIACHG) {
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(*mii->mii_statchg)(sc->mii_dev.dv_parent);
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sc->mii_active = mii->mii_media_active;
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}
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return (0);
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}
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void
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nsphyter_status(sc)
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struct mii_softc *sc;
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{
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struct mii_data *mii = sc->mii_pdata;
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struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
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int bmsr, bmcr, physts;
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mii->mii_media_status = IFM_AVALID;
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mii->mii_media_active = IFM_ETHER;
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bmsr = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR);
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physts = PHY_READ(sc, MII_NSPHYTER_PHYSTS);
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if (physts & PHYSTS_LINK)
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mii->mii_media_status |= IFM_ACTIVE;
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bmcr = PHY_READ(sc, MII_BMCR);
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if (bmcr & BMCR_ISO) {
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mii->mii_media_active |= IFM_NONE;
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mii->mii_media_status = 0;
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return;
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}
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if (bmcr & BMCR_LOOP)
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mii->mii_media_active |= IFM_LOOP;
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if (bmcr & BMCR_AUTOEN) {
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/*
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* The media status bits are only valid of autonegotiation
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* has completed (or it's disabled).
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*/
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if ((bmsr & BMSR_ACOMP) == 0) {
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/* Erg, still trying, I guess... */
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mii->mii_media_active |= IFM_NONE;
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return;
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}
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if (physts & PHYSTS_SPEED10)
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mii->mii_media_active |= IFM_10_T;
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else
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mii->mii_media_active |= IFM_100_TX;
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if (physts & PHYSTS_DUPLEX)
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mii->mii_media_active |= IFM_FDX;
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} else
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mii->mii_media_active = ife->ifm_media;
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}
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137
sys/dev/mii/nsphyterreg.h
Normal file
137
sys/dev/mii/nsphyterreg.h
Normal file
@ -0,0 +1,137 @@
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/* $NetBSD: nsphyterreg.h,v 1.1 1999/12/07 19:36:37 thorpej Exp $ */
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/*-
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* Copyright (c) 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.
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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
|
||||
* 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.
|
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* 4. Neither the name of The NetBSD Foundation nor the names of its
|
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* contributors may be used to endorse or promote products derived
|
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* from this software without specific prior written permission.
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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
|
||||
* 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
|
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_MII_NSPHYTERREG_H_
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#define _DEV_MII_NSPHYTERREG_H_
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/*
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* DP83843 registers.
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*/
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#define MII_NSPHYTER_PHYSTS 0x10 /* PHY status */
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#define PHYSTS_REL 0x8000 /* receive error latch */
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#define PHYSTS_CIML 0x4000 /* CIM latch */
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#define PHYSTS_FCSL 0x2000 /* false carrier sense latch */
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#define PHYSTS_DEVRDY 0x0800 /* device ready */
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#define PHYSTS_PGRX 0x0400 /* page received */
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#define PHYSTS_ANEGEN 0x0200 /* autoneg. enabled */
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#define PHYSTS_MIIINTR 0x0100 /* MII interrupt */
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#define PHYSTS_REMFAULT 0x0080 /* remote fault */
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#define PHYSTS_JABBER 0x0040 /* jabber detect */
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#define PHYSTS_NWAYCOMP 0x0020 /* NWAY complete */
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#define PHYSTS_RESETSTAT 0x0010 /* reset status */
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#define PHYSTS_LOOPBACK 0x0008 /* loopback status */
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#define PHYSTS_DUPLEX 0x0004 /* full duplex */
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#define PHYSTS_SPEED10 0x0002 /* speed == 10Mb/s */
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#define PHYSTS_LINK 0x0001 /* link up */
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#define MII_NSPHYTER_MIPSCR 0x11 /* MII interrupt PHY specific
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control */
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#define MIPSCR_INTEN 0x0002 /* interrupt enable */
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#define MIPSCR_TINT 0x0001 /* test interrupt */
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#define MII_NSPHYTER_MIPGSR 0x12 /* MII interrupt PHY generic
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status */
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#define MIPGSR_MINT 0x8000 /* MII interrupt pending */
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#define MII_NSPHYTER_DCR 0x13 /* Disconnect counter */
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#define MII_NSPHYTER_FCSCR 0x14 /* False carrier sense counter */
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#define MII_NSPHYTER_RECR 0x15 /* Receive error counter */
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#define MII_NSPHYTER_PCSR 0x16 /* PCS configuration and status */
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#define PCSR_SINGLE_SD 0x8000 /* single-ended SD mode */
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#define PCSR_FEFI_EN 0x4000 /* far end fault indication mode */
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#define PCSR_DESCR_TO_RST 0x2000 /* reset descrambler timeout counter */
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#define PCSR_DESCR_TO_SEL 0x1000 /* descrambler timer mode */
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#define PCSR_DESCR_TO_DIS 0x0800 /* descrambler timer disable */
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#define PCSR_LD_SCR_SD 0x0400 /* load scrambler seed */
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#define PCSR_TX_QUIET 0x0200 /* 100Mb/s transmit true quiet mode */
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#define PCSR_TX_PATTERN 0x0180 /* 100Mb/s transmit test pattern */
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#define PCSR_F_LINK_100 0x0040 /* force good link in 100Mb/s */
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#define PCSR_CIM_DIS 0x0020 /* carrier integrity monitor disable */
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#define PCSR_CIM_STATUS 0x0010 /* carrier integrity monitor status */
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#define PCSR_CODE_ERR 0x0008 /* code errors */
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#define PCSR_PME_ERR 0x0004 /* premature end errors */
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#define PCSR_LINK_ERR 0x0002 /* link errors */
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#define PCSR_PKT_ERR 0x0001 /* packet errors */
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#define MII_NSPHYTER_LBR 0x17 /* loopback and bypass */
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#define LBR_BP_STRETCH 0x4000 /* bypass LED stretching */
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#define LBR_BP_4B5B 0x2000 /* bypass encoding/decoding */
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#define LBR_BP_SCR 0x1000 /* bypass scrambler/descrambler */
|
||||
#define LBR_BP_RX 0x0800 /* bypass receive function */
|
||||
#define LBR_BP_TX 0x0400 /* bypass transmit function */
|
||||
#define LBR_100_DP_CTL 0x0380 /* 100Mb/s data patch control */
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||||
#define LBR_TW_LBEN 0x0020 /* TWISTER loopback enable */
|
||||
#define LBR_10_ENDEC_LB 0x0010 /* 10Mb/s ENDEC loopback */
|
||||
|
||||
|
||||
#define MII_NSPHYTER_10BTSCR 0x18 /* 10baseT status and control */
|
||||
#define BTSCR_AUI_TPI 0x2000 /* TREX operating mode */
|
||||
#define BTSCR_RX_SERIAL 0x1000 /* 10baseT RX serial mode */
|
||||
#define BTSCR_TX_SERIAL 0x0800 /* 10baseT TX serial mode */
|
||||
#define BTSCR_POL_DS 0x0400 /* polarity detection and correction
|
||||
disable */
|
||||
#define BTSCR_AUTOSW_EN 0x0200 /* AUI/TPI autoswitch */
|
||||
#define BTSCR_LP_DS 0x0100 /* link pulse disable */
|
||||
#define BTSCR_HB_DS 0x0080 /* heartbeat disabled */
|
||||
#define BTSCR_LS_SEL 0x0040 /* low squelch select */
|
||||
#define BTSCR_AUI_SEL 0x0020 /* AUI select */
|
||||
#define BTSCR_JAB_DS 0x0010 /* jabber disable */
|
||||
#define BTSCR_THIN_SEL 0x0008 /* thin ethernet select */
|
||||
#define BTSCR_TX_FILT_DS 0x0004 /* TPI receive filter disable */
|
||||
|
||||
|
||||
#define MII_NSPHYTER_PHYCTRL 0x19 /* PHY control */
|
||||
#define PHYCTRL_TW_EQSEL 0x3000 /* TWISTER e.q. select */
|
||||
#define PHYCTRL_BLW_DS 0x0800 /* TWISTER base line wander disable */
|
||||
#define PHYCTRL_REPEATER 0x0200 /* repeater mode */
|
||||
#define PHYCTRL_LED_TXRX_MODE 0x0180 /* LED TX/RX mode */
|
||||
#define PHYCTRL_LED_DUP_MODE 0x0040 /* LED DUP mode */
|
||||
#define PHYCTRL_FX_EN 0x0020 /* Fiber mode enable */
|
||||
#define PHYCTRL_PHYADDR 0x001f /* PHY address */
|
||||
|
||||
#endif /* _DEV_MII_NSPHYTERREG_H_ */
|
||||
Loading…
Reference in New Issue
Block a user