/* $NetBSD: rtl80x9.c,v 1.16 2014/06/16 16:48:16 msaitoh Exp $ */ /*- * Copyright (c) 1998 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. * * 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 __KERNEL_RCSID(0, "$NetBSD: rtl80x9.c,v 1.16 2014/06/16 16:48:16 msaitoh Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include int rtl80x9_mediachange(struct dp8390_softc *dsc) { /* * Current media is already set up. Just reset the interface * to let the new value take hold. The new media will be * set up in ne_pci_rtl8029_init_card() called via dp8390_init(). */ dp8390_reset(dsc); return (0); } void rtl80x9_mediastatus(struct dp8390_softc *sc, struct ifmediareq *ifmr) { struct ifnet *ifp = &sc->sc_ec.ec_if; u_int8_t cr_proto = sc->cr_proto | ((ifp->if_flags & IFF_RUNNING) ? ED_CR_STA : ED_CR_STP); /* * Sigh, can detect which media is being used, but can't * detect if we have link or not. */ /* Set NIC to page 3 registers. */ NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_3); if (NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG0) & RTL3_CONFIG0_BNC) ifmr->ifm_active = IFM_ETHER|IFM_10_2; else { ifmr->ifm_active = IFM_ETHER|IFM_10_T; if (NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3) & RTL3_CONFIG3_FUDUP) ifmr->ifm_active |= IFM_FDX; else ifmr->ifm_active |= IFM_HDX; } /* Set NIC to page 0 registers. */ NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_0); } void rtl80x9_init_card(struct dp8390_softc *sc) { struct ifmedia *ifm = &sc->sc_media; struct ifnet *ifp = &sc->sc_ec.ec_if; u_int8_t cr_proto = sc->cr_proto | ((ifp->if_flags & IFF_RUNNING) ? ED_CR_STA : ED_CR_STP); u_int8_t reg; /* Set NIC to page 3 registers. */ NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_3); /* write enable config1-3. */ NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_EECR, RTL3_EECR_EEM1|RTL3_EECR_EEM0); /* First, set basic media type. */ reg = NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2); reg &= ~(RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0); switch (IFM_SUBTYPE(ifm->ifm_cur->ifm_media)) { case IFM_AUTO: /* Nothing to do; both bits clear == auto-detect. */ break; case IFM_10_T: /* * According to docs, this should be: * reg |= RTL3_CONFIG2_PL0; * but this doesn't work, so make it the same as AUTO. */ break; case IFM_10_2: reg |= RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0; break; } NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2, reg); /* Now, set duplex mode. */ reg = NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3); if (ifm->ifm_cur->ifm_media & IFM_FDX) reg |= RTL3_CONFIG3_FUDUP; else reg &= ~RTL3_CONFIG3_FUDUP; NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3, reg); /* write disable config1-3 */ NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_EECR, 0); /* Set NIC to page 0 registers. */ NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_0); } void rtl80x9_media_init(struct dp8390_softc *sc) { static int rtl80x9_media[] = { IFM_ETHER|IFM_AUTO, IFM_ETHER|IFM_10_T, IFM_ETHER|IFM_10_T|IFM_FDX, IFM_ETHER|IFM_10_2, }; static const int rtl80x9_nmedia = sizeof(rtl80x9_media) / sizeof(rtl80x9_media[0]); int i, defmedia; u_int8_t conf2, conf3; aprint_normal_dev(sc->sc_dev, "10base2, 10baseT, 10baseT-FDX, auto, default "); bus_space_write_1(sc->sc_regt, sc->sc_regh, ED_P0_CR, ED_CR_PAGE_3); conf2 = bus_space_read_1(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2); conf3 = bus_space_read_1(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3); printf("[0x%02x 0x%02x] ", conf2, conf3); conf2 &= RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0; switch (conf2) { default: defmedia = IFM_ETHER|IFM_AUTO; printf("auto\n"); break; case RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0: case RTL3_CONFIG2_PL1: /* XXX rtl docs sys 10base5, but chip cant do */ defmedia = IFM_ETHER|IFM_10_2; printf("10base2\n"); break; case RTL3_CONFIG2_PL0: if (conf3 & RTL3_CONFIG3_FUDUP) { defmedia = IFM_ETHER|IFM_10_T|IFM_FDX; printf("10baseT-FDX\n"); } else { defmedia = IFM_ETHER|IFM_10_T; printf("10baseT\n"); } break; } bus_space_write_1(sc->sc_regt, sc->sc_regh, ED_P0_CR, ED_CR_PAGE_0); ifmedia_init(&sc->sc_media, 0, dp8390_mediachange, dp8390_mediastatus); for (i = 0; i < rtl80x9_nmedia; i++) ifmedia_add(&sc->sc_media, rtl80x9_media[i], 0, NULL); ifmedia_set(&sc->sc_media, defmedia); }