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[src/trunk]: src/sys/dev/mii Driver for the Level One LXT-1000 10/100/1000 PHY.
details: https://anonhg.NetBSD.org/src/rev/397ad4bc2686
branches: trunk
changeset: 512654:397ad4bc2686
user: thorpej <thorpej%NetBSD.org@localhost>
date: Thu Jul 12 21:54:40 2001 +0000
description:
Driver for the Level One LXT-1000 10/100/1000 PHY.
diffstat:
sys/dev/mii/files.mii | 6 +-
sys/dev/mii/glxtphy.c | 287 +++++++++++++++++++++++++++++++++++++++++++++++
sys/dev/mii/glxtphyreg.h | 114 ++++++++++++++++++
3 files changed, 406 insertions(+), 1 deletions(-)
diffs (truncated from 429 to 300 lines):
diff -r 3b958e91b7d3 -r 397ad4bc2686 sys/dev/mii/files.mii
--- a/sys/dev/mii/files.mii Thu Jul 12 21:25:31 2001 +0000
+++ b/sys/dev/mii/files.mii Thu Jul 12 21:54:40 2001 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: files.mii,v 1.24 2001/07/12 18:49:38 thorpej Exp $
+# $NetBSD: files.mii,v 1.25 2001/07/12 21:54:40 thorpej Exp $
file dev/mii/mii.c mii
@@ -34,6 +34,10 @@
attach gentbi at mii
file dev/mii/gentbi.c gentbi
+device glxtphy: mii_phy
+attach glxtphy at mii
+file dev/mii/glxtphy.c glxtphy
+
device gphyter: mii_phy
attach gphyter at mii
file dev/mii/gphyter.c gphyter
diff -r 3b958e91b7d3 -r 397ad4bc2686 sys/dev/mii/glxtphy.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/mii/glxtphy.c Thu Jul 12 21:54:40 2001 +0000
@@ -0,0 +1,287 @@
+/* $NetBSD: glxtphy.c,v 1.1 2001/07/12 21:54:40 thorpej Exp $ */
+
+/*-
+ * Copyright (c) 1998, 1999, 2000, 2001 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
+ * NASA Ames Research Center.
+ *
+ * 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.
+ */
+
+/*
+ * Copyright (c) 1997 Manuel Bouyer. All rights reserved.
+ *
+ * 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 Manuel Bouyer.
+ * 4. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+/*
+ * Driver for the Level One LXT-1000 10/100/1000 PHY.
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/device.h>
+#include <sys/malloc.h>
+#include <sys/socket.h>
+#include <sys/errno.h>
+
+#include <net/if.h>
+#include <net/if_media.h>
+
+#include <dev/mii/mii.h>
+#include <dev/mii/miivar.h>
+#include <dev/mii/miidevs.h>
+
+#include <dev/mii/glxtphyreg.h>
+
+int glxtphymatch __P((struct device *, struct cfdata *, void *));
+void glxtphyattach __P((struct device *, struct device *, void *));
+
+struct cfattach glxtphy_ca = {
+ sizeof(struct mii_softc), glxtphymatch, glxtphyattach,
+ mii_phy_detach, mii_phy_activate
+};
+
+int glxtphy_service __P((struct mii_softc *, struct mii_data *, int));
+void glxtphy_status __P((struct mii_softc *));
+
+const struct mii_phy_funcs glxtphy_funcs = {
+ glxtphy_service, glxtphy_status, mii_phy_reset,
+};
+
+const struct mii_phydesc glxtphys[] = {
+ { MII_OUI_LEVEL1, MII_MODEL_LEVEL1_LXT1000_OLD,
+ MII_STR_LEVEL1_LXT1000_OLD },
+
+ { MII_OUI_LEVEL1, MII_MODEL_LEVEL1_LXT1000_OLD,
+ MII_STR_LEVEL1_LXT1000_OLD },
+
+ { 0, 0,
+ NULL },
+};
+
+int
+glxtphymatch(parent, match, aux)
+ struct device *parent;
+ struct cfdata *match;
+ void *aux;
+{
+ struct mii_attach_args *ma = aux;
+
+ if (mii_phy_match(ma, glxtphys) != NULL)
+ return (10);
+
+ return (0);
+}
+
+void
+glxtphyattach(parent, self, aux)
+ struct device *parent, *self;
+ void *aux;
+{
+ struct mii_softc *sc = (struct mii_softc *)self;
+ struct mii_attach_args *ma = aux;
+ struct mii_data *mii = ma->mii_data;
+ const struct mii_phydesc *mpd;
+
+ mpd = mii_phy_match(ma, glxtphys);
+ printf(": %s, rev. %d\n", mpd->mpd_name, MII_REV(ma->mii_id2));
+
+ sc->mii_inst = mii->mii_instance;
+ sc->mii_phy = ma->mii_phyno;
+ sc->mii_funcs = &glxtphy_funcs;
+ sc->mii_pdata = mii;
+ sc->mii_flags = mii->mii_flags;
+ sc->mii_anegticks = 5;
+
+ PHY_RESET(sc);
+
+ sc->mii_capabilities =
+ PHY_READ(sc, MII_BMSR) & ma->mii_capmask;
+ if (sc->mii_capabilities & BMSR_EXTSTAT)
+ sc->mii_extcapabilities = PHY_READ(sc, MII_EXTSR);
+
+ printf("%s: ", sc->mii_dev.dv_xname);
+ if ((sc->mii_capabilities & BMSR_MEDIAMASK) == 0 &&
+ (sc->mii_extcapabilities & EXTSR_MEDIAMASK) == 0)
+ printf("no media present");
+ else
+ mii_phy_add_media(sc);
+ printf("\n");
+}
+
+int
+glxtphy_service(sc, mii, cmd)
+ struct mii_softc *sc;
+ struct mii_data *mii;
+ int cmd;
+{
+ struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
+ int reg;
+
+ switch (cmd) {
+ case MII_POLLSTAT:
+ /*
+ * If we're not polling our PHY instance, just return.
+ */
+ if (IFM_INST(ife->ifm_media) != sc->mii_inst)
+ return (0);
+ break;
+
+ case MII_MEDIACHG:
+ /*
+ * If the media indicates a different PHY instance,
+ * isolate ourselves.
+ */
+ if (IFM_INST(ife->ifm_media) != sc->mii_inst) {
+ reg = PHY_READ(sc, MII_BMCR);
+ PHY_WRITE(sc, MII_BMCR, reg | BMCR_ISO);
+ return (0);
+ }
+
+ /*
+ * If the interface is not up, don't do anything.
+ */
+ if ((mii->mii_ifp->if_flags & IFF_UP) == 0)
+ break;
+
+ mii_phy_setmedia(sc);
+ break;
+
+ case MII_TICK:
+ /*
+ * If we're not currently selected, just return.
+ */
+ if (IFM_INST(ife->ifm_media) != sc->mii_inst)
+ return (0);
+
+ if (mii_phy_tick(sc) == EJUSTRETURN)
+ return (0);
+ break;
+
+ case MII_DOWN:
+ mii_phy_down(sc);
+ return (0);
+ }
+
+ /* Update the media status. */
+ mii_phy_status(sc);
+
+ /* Callback if something changed. */
+ mii_phy_update(sc, cmd);
+ return (0);
+}
+
+void
+glxtphy_status(sc)
+ struct mii_softc *sc;
+{
+ struct mii_data *mii = sc->mii_pdata;
+ struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
+ int bmcr, qsr, gtsr;
+
+ mii->mii_media_status = IFM_AVALID;
+ mii->mii_media_active = IFM_ETHER;
+
+ qsr = PHY_READ(sc, MII_GLXTPHY_QSR);
+
+ if (qsr & QSR_LINK)
+ mii->mii_media_status |= IFM_ACTIVE;
+
+ bmcr = PHY_READ(sc, MII_BMCR);
+ if (bmcr & BMCR_ISO) {
+ mii->mii_media_active |= IFM_NONE;
+ mii->mii_media_status = 0;
+ return;
+ }
+
+ if (bmcr & BMCR_LOOP)
+ mii->mii_media_active |= IFM_LOOP;
+
+ if (bmcr & BMCR_AUTOEN) {
+ /*
+ * The media status bits are only valid of autonegotiation
+ * has completed (or it's disabled).
+ */
+ if ((qsr & QSR_ACOMP) == 0) {
+ /* Erg, still trying, I guess... */
+ mii->mii_media_active |= IFM_NONE;
+ return;
+ }
+
+ switch (QSR_SPEED_get(qsr)) {
+ case SPEED_1000:
+ mii->mii_media_active |= IFM_1000_T;
+ gtsr = PHY_READ(sc, MII_100T2SR);
+ if (gtsr & GTSR_MS_RES)
+ mii->mii_media_active |= IFM_ETH_MASTER;
+ break;
+
+ case SPEED_100:
+ mii->mii_media_active |= IFM_100_TX;
+ break;
+
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