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if_fxp.c
(93.89 KB)
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if_fxpreg.h
(15.28 KB)
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if_fxpvar.h
(8.5 KB)
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inphy.c
(4.87 KB)
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inphyreg.h
(1.82 KB)
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rcvbundl.h
(22.44 KB)
Editing: inphy.c
/*- * SPDX-License-Identifier: BSD-3-Clause * * Copyright (c) 2001 Jonathan Lemon * 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. Neither the name of the author nor the names of any co-contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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> __FBSDID("$FreeBSD$"); /* * driver for Intel 82553 and 82555 PHYs */ #include <sys/param.h> #include <sys/systm.h> #include <sys/kernel.h> #include <sys/module.h> #include <sys/socket.h> #include <sys/bus.h> #include <net/if.h> #include <net/if_var.h> #include <net/if_media.h> #include <dev/mii/mii.h> #include <dev/mii/miivar.h> #include "miidevs.h" #include <dev/fxp/inphyreg.h> #include "miibus_if.h" static int inphy_probe(device_t dev); static int inphy_attach(device_t dev); static device_method_t inphy_methods[] = { /* device interface */ DEVMETHOD(device_probe, inphy_probe), DEVMETHOD(device_attach, inphy_attach), DEVMETHOD(device_detach, mii_phy_detach), DEVMETHOD(device_shutdown, bus_generic_shutdown), { 0, 0 } }; static devclass_t inphy_devclass; static driver_t inphy_driver = { "inphy", inphy_methods, sizeof(struct mii_softc) }; DRIVER_MODULE(inphy, miibus, inphy_driver, inphy_devclass, 0, 0); static int inphy_service(struct mii_softc *, struct mii_data *, int); static void inphy_status(struct mii_softc *); static void inphy_reset(struct mii_softc *); static const struct mii_phydesc inphys[] = { MII_PHY_DESC(xxINTEL, I82553), MII_PHY_DESC(yyINTEL, I82553), MII_PHY_DESC(yyINTEL, I82555), MII_PHY_DESC(yyINTEL, I82562EM), MII_PHY_DESC(yyINTEL, I82562ET), MII_PHY_END }; static const struct mii_phy_funcs inphy_funcs = { inphy_service, inphy_status, inphy_reset }; static int inphy_probe(device_t dev) { return (mii_phy_dev_probe(dev, inphys, BUS_PROBE_DEFAULT)); } static int inphy_attach(device_t dev) { mii_phy_dev_attach(dev, MIIF_NOMANPAUSE, &inphy_funcs, 1); return (0); } static int inphy_service(struct mii_softc *sc, struct mii_data *mii, int cmd) { switch (cmd) { case MII_POLLSTAT: break; case MII_MEDIACHG: /* * If the interface is not up, don't do anything. */ if ((if_getflags(mii->mii_ifp) & IFF_UP) == 0) break; mii_phy_setmedia(sc); break; case MII_TICK: if (mii_phy_tick(sc) == EJUSTRETURN) return (0); break; } /* Update the media status. */ PHY_STATUS(sc); /* Callback if something changed. */ mii_phy_update(sc, cmd); return (0); } static void inphy_status(struct mii_softc *sc) { struct mii_data *mii = sc->mii_pdata; struct ifmedia_entry *ife = mii->mii_media.ifm_cur; int bmsr, bmcr, scr; mii->mii_media_status = IFM_AVALID; mii->mii_media_active = IFM_ETHER; bmsr = PHY_READ(sc, MII_BMSR) | PHY_READ(sc, MII_BMSR); if (bmsr & BMSR_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) { if ((bmsr & BMSR_ACOMP) == 0) { mii->mii_media_active |= IFM_NONE; return; } scr = PHY_READ(sc, MII_INPHY_SCR); if (scr & SCR_S100) mii->mii_media_active |= IFM_100_TX; else mii->mii_media_active |= IFM_10_T; if (scr & SCR_FDX) mii->mii_media_active |= IFM_FDX | mii_phy_flowstatus(sc); else mii->mii_media_active |= IFM_HDX; } else mii->mii_media_active = ife->ifm_media; } static void inphy_reset(struct mii_softc *sc) { mii_phy_reset(sc); /* Ensure Bay flow control is disabled. */ PHY_WRITE(sc, MII_INPHY_SCR, PHY_READ(sc, MII_INPHY_SCR) & ~SCR_FLOWCTL); }
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