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[src/trunk]: src/sys/dev/mii Driver for the Marvell 88E1000 ``Alaska'' 10/100...



details:   https://anonhg.NetBSD.org/src/rev/fec58eac11ba
branches:  trunk
changeset: 512646:fec58eac11ba
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Thu Jul 12 17:30:45 2001 +0000

description:
Driver for the Marvell 88E1000 ``Alaska'' 10/100/1000 PHY.

diffstat:

 sys/dev/mii/files.mii   |    6 +-
 sys/dev/mii/makphy.c    |  288 ++++++++++++++++++++++++++++++++++++++++++++++++
 sys/dev/mii/makphyreg.h |  113 ++++++++++++++++++
 3 files changed, 406 insertions(+), 1 deletions(-)

diffs (truncated from 429 to 300 lines):

diff -r e28c4580b09f -r fec58eac11ba sys/dev/mii/files.mii
--- a/sys/dev/mii/files.mii     Thu Jul 12 17:29:49 2001 +0000
+++ b/sys/dev/mii/files.mii     Thu Jul 12 17:30:45 2001 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: files.mii,v 1.22 2001/06/02 21:42:11 thorpej Exp $
+#      $NetBSD: files.mii,v 1.23 2001/07/12 17:30:45 thorpej Exp $
 
 file   dev/mii/mii.c                           mii
 
@@ -54,6 +54,10 @@
 attach lxtphy at mii
 file   dev/mii/lxtphy.c                        lxtphy
 
+device makphy: mii_phy
+attach makphy at mii
+file   dev/mii/makphy.c                        makphy
+
 device icsphy: mii_phy
 attach icsphy at mii
 file   dev/mii/icsphy.c                        icsphy
diff -r e28c4580b09f -r fec58eac11ba sys/dev/mii/makphy.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/dev/mii/makphy.c      Thu Jul 12 17:30:45 2001 +0000
@@ -0,0 +1,288 @@
+/*     $NetBSD: makphy.c,v 1.1 2001/07/12 17:30:45 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 Marvell 88E1000 ``Alaska'' 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/makphyreg.h>
+
+int    makphymatch __P((struct device *, struct cfdata *, void *));
+void   makphyattach __P((struct device *, struct device *, void *));
+
+struct cfattach makphy_ca = {
+       sizeof(struct mii_softc), makphymatch, makphyattach,
+           mii_phy_detach, mii_phy_activate
+};
+
+int    makphy_service __P((struct mii_softc *, struct mii_data *, int));
+void   makphy_status __P((struct mii_softc *));
+
+const struct mii_phy_funcs makphy_funcs = {
+       makphy_service, makphy_status, mii_phy_reset,
+};
+
+const struct mii_phydesc makphys[] = {
+       { MII_OUI_MARVELL,              MII_MODEL_MARVELL_E1000,
+         MII_STR_MARVELL_E1000 },
+
+       { 0,                            0,
+         NULL },
+};
+
+int
+makphymatch(parent, match, aux)
+       struct device *parent;
+       struct cfdata *match;
+       void *aux;
+{
+       struct mii_attach_args *ma = aux;
+
+       if (mii_phy_match(ma, makphys) != NULL)
+               return (10);
+
+       return (0);
+}
+
+void
+makphyattach(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, makphys);
+       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 = &makphy_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
+makphy_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
+makphy_status(sc)
+       struct mii_softc *sc;
+{
+       struct mii_data *mii = sc->mii_pdata;
+       struct ifmedia_entry *ife = mii->mii_media.ifm_cur;
+       int bmcr, pssr, gtsr;
+
+       mii->mii_media_status = IFM_AVALID;
+       mii->mii_media_active = IFM_ETHER;
+
+       pssr = PHY_READ(sc, MII_MAKPHY_PSSR);
+
+       if (pssr & PSSR_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 ((pssr & PSSR_RESOLVED) == 0) {
+                       /* Erg, still trying, I guess... */
+                       mii->mii_media_active |= IFM_NONE;
+                       return;
+               }
+
+               switch (PSSR_SPEED_get(pssr)) {
+               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;
+
+               case SPEED_10:
+                       mii->mii_media_active |= IFM_10_T;
+                       break;



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