The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/rtl80x9.c

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    1 /*      $NetBSD: rtl80x9.c,v 1.14 2008/04/28 20:23:51 martin Exp $      */
    2 
    3 /*-
    4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * This code is derived from software contributed to The NetBSD Foundation
    8  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
    9  * NASA Ames Research Center.
   10  *
   11  * Redistribution and use in source and binary forms, with or without
   12  * modification, are permitted provided that the following conditions
   13  * are met:
   14  * 1. Redistributions of source code must retain the above copyright
   15  *    notice, this list of conditions and the following disclaimer.
   16  * 2. Redistributions in binary form must reproduce the above copyright
   17  *    notice, this list of conditions and the following disclaimer in the
   18  *    documentation and/or other materials provided with the distribution.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   22  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   23  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   24  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   30  * POSSIBILITY OF SUCH DAMAGE.
   31  */
   32 
   33 #include <sys/cdefs.h>
   34 __KERNEL_RCSID(0, "$NetBSD: rtl80x9.c,v 1.14 2008/04/28 20:23:51 martin Exp $");
   35 
   36 #include <sys/param.h>
   37 #include <sys/systm.h>
   38 #include <sys/mbuf.h>
   39 #include <sys/syslog.h>
   40 #include <sys/socket.h>
   41 #include <sys/device.h>
   42 
   43 #include <net/if.h>
   44 #include <net/if_ether.h>
   45 #include <net/if_media.h>
   46 
   47 #include <sys/bus.h>
   48 #include <sys/intr.h>
   49 
   50 #include <dev/ic/dp8390reg.h>
   51 #include <dev/ic/dp8390var.h>
   52 
   53 #include <dev/ic/ne2000reg.h>
   54 #include <dev/ic/ne2000var.h>
   55 
   56 #include <dev/ic/rtl80x9reg.h>
   57 #include <dev/ic/rtl80x9var.h>
   58 
   59 int
   60 rtl80x9_mediachange(dsc)
   61         struct dp8390_softc *dsc;
   62 {
   63 
   64         /*
   65          * Current media is already set up.  Just reset the interface
   66          * to let the new value take hold.  The new media will be
   67          * set up in ne_pci_rtl8029_init_card() called via dp8390_init().
   68          */
   69         dp8390_reset(dsc);
   70         return (0);
   71 }
   72 
   73 void
   74 rtl80x9_mediastatus(sc, ifmr)
   75         struct dp8390_softc *sc;
   76         struct ifmediareq *ifmr;
   77 {
   78         struct ifnet *ifp = &sc->sc_ec.ec_if;
   79         u_int8_t cr_proto = sc->cr_proto |
   80             ((ifp->if_flags & IFF_RUNNING) ? ED_CR_STA : ED_CR_STP);
   81 
   82         /*
   83          * Sigh, can detect which media is being used, but can't
   84          * detect if we have link or not.
   85          */
   86 
   87         /* Set NIC to page 3 registers. */
   88         NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_3);
   89 
   90         if (NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG0) &
   91             RTL3_CONFIG0_BNC)
   92                 ifmr->ifm_active = IFM_ETHER|IFM_10_2;
   93         else {
   94                 ifmr->ifm_active = IFM_ETHER|IFM_10_T;
   95                 if (NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3) &
   96                     RTL3_CONFIG3_FUDUP)
   97                         ifmr->ifm_active |= IFM_FDX;
   98         }
   99 
  100         /* Set NIC to page 0 registers. */
  101         NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_0);
  102 }
  103 
  104 void
  105 rtl80x9_init_card(sc)
  106         struct dp8390_softc *sc;
  107 {
  108         struct ifmedia *ifm = &sc->sc_media;
  109         struct ifnet *ifp = &sc->sc_ec.ec_if;
  110         u_int8_t cr_proto = sc->cr_proto |
  111             ((ifp->if_flags & IFF_RUNNING) ? ED_CR_STA : ED_CR_STP);
  112         u_int8_t reg;
  113 
  114         /* Set NIC to page 3 registers. */
  115         NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_3);
  116 
  117         /* write enable config1-3. */
  118         NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_EECR,
  119             RTL3_EECR_EEM1|RTL3_EECR_EEM0);
  120 
  121         /* First, set basic media type. */
  122         reg = NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2);
  123         reg &= ~(RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0);
  124         switch (IFM_SUBTYPE(ifm->ifm_cur->ifm_media)) {
  125         case IFM_AUTO:
  126                 /* Nothing to do; both bits clear == auto-detect. */
  127                 break;
  128 
  129         case IFM_10_T:
  130                 /*
  131                  * According to docs, this should be:
  132                  * reg |= RTL3_CONFIG2_PL0;
  133                  * but this doesn't work, so make it the same as AUTO.
  134                  */
  135                 break;
  136 
  137         case IFM_10_2:
  138                 reg |= RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0;
  139                 break;
  140         }
  141         NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2, reg);
  142 
  143         /* Now, set duplex mode. */
  144         reg = NIC_GET(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3);
  145         if (ifm->ifm_cur->ifm_media & IFM_FDX)
  146                 reg |= RTL3_CONFIG3_FUDUP;
  147         else
  148                 reg &= ~RTL3_CONFIG3_FUDUP;
  149         NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3, reg);
  150 
  151         /* write disable config1-3 */
  152         NIC_PUT(sc->sc_regt, sc->sc_regh, NERTL_RTL3_EECR, 0);
  153 
  154         /* Set NIC to page 0 registers. */
  155         NIC_PUT(sc->sc_regt, sc->sc_regh, ED_P0_CR, cr_proto | ED_CR_PAGE_0);
  156 }
  157 
  158 void
  159 rtl80x9_media_init(sc)
  160         struct dp8390_softc *sc;
  161 {
  162         static int rtl80x9_media[] = {
  163                 IFM_ETHER|IFM_AUTO,
  164                 IFM_ETHER|IFM_10_T,
  165                 IFM_ETHER|IFM_10_T|IFM_FDX,
  166                 IFM_ETHER|IFM_10_2,
  167         };
  168         static const int rtl80x9_nmedia =
  169             sizeof(rtl80x9_media) / sizeof(rtl80x9_media[0]);
  170 
  171         int i, defmedia;
  172         u_int8_t conf2, conf3;
  173 
  174         aprint_normal_dev(sc->sc_dev,
  175             "10base2, 10baseT, 10baseT-FDX, auto, default ");
  176 
  177         bus_space_write_1(sc->sc_regt, sc->sc_regh, ED_P0_CR, ED_CR_PAGE_3);
  178 
  179         conf2 = bus_space_read_1(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG2);
  180         conf3 = bus_space_read_1(sc->sc_regt, sc->sc_regh, NERTL_RTL3_CONFIG3);
  181         printf("[0x%02x 0x%02x] ", conf2, conf3);
  182 
  183         conf2 &= RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0;
  184 
  185         switch (conf2) {
  186         default:
  187                 defmedia = IFM_ETHER|IFM_AUTO;
  188                 printf("auto\n");
  189                 break;
  190 
  191         case RTL3_CONFIG2_PL1|RTL3_CONFIG2_PL0:
  192         case RTL3_CONFIG2_PL1:  /* XXX rtl docs sys 10base5, but chip cant do */
  193                 defmedia = IFM_ETHER|IFM_10_2;
  194                 printf("10base2\n");
  195                 break;
  196 
  197         case RTL3_CONFIG2_PL0:
  198                 if (conf3 & RTL3_CONFIG3_FUDUP) {
  199                         defmedia = IFM_ETHER|IFM_10_T|IFM_FDX;
  200                         printf("10baseT-FDX\n");
  201                 } else {
  202                         defmedia = IFM_ETHER|IFM_10_T;
  203                         printf("10baseT\n");
  204                 }
  205                 break;
  206         }
  207 
  208         bus_space_write_1(sc->sc_regt, sc->sc_regh, ED_P0_CR, ED_CR_PAGE_0);
  209 
  210         ifmedia_init(&sc->sc_media, 0, dp8390_mediachange, dp8390_mediastatus);
  211         for (i = 0; i < rtl80x9_nmedia; i++)
  212                 ifmedia_add(&sc->sc_media, rtl80x9_media[i], 0, NULL);
  213         ifmedia_set(&sc->sc_media, defmedia);
  214 }

Cache object: f84c8eee896e0d163d9c1d04ed7b9f39


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.