root/dev/pci/if_ne_pci.c

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DEFINITIONS

This source file includes following definitions.
  1. ne_pci_lookup
  2. ne_pci_match
  3. ne_pci_attach

    1 /*      $OpenBSD: if_ne_pci.c,v 1.16 2006/10/20 17:02:24 brad Exp $     */
    2 /*      $NetBSD: if_ne_pci.c,v 1.8 1998/07/05 00:51:24 jonathan Exp $   */
    3 
    4 /*-
    5  * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
    6  * All rights reserved.
    7  *
    8  * This code is derived from software contributed to The NetBSD Foundation
    9  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
   10  * NASA Ames Research Center.
   11  *
   12  * Redistribution and use in source and binary forms, with or without
   13  * modification, are permitted provided that the following conditions
   14  * are met:
   15  * 1. Redistributions of source code must retain the above copyright
   16  *    notice, this list of conditions and the following disclaimer.
   17  * 2. Redistributions in binary form must reproduce the above copyright
   18  *    notice, this list of conditions and the following disclaimer in the
   19  *    documentation and/or other materials provided with the distribution.
   20  * 3. All advertising materials mentioning features or use of this software
   21  *    must display the following acknowledgement:
   22  *      This product includes software developed by the NetBSD
   23  *      Foundation, Inc. and its contributors.
   24  * 4. Neither the name of The NetBSD Foundation nor the names of its
   25  *    contributors may be used to endorse or promote products derived
   26  *    from this software without specific prior written permission.
   27  *
   28  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   29  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   30  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   31  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   32  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   33  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   34  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   35  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   36  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   37  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   38  * POSSIBILITY OF SUCH DAMAGE.
   39  */
   40 
   41 #include "bpfilter.h"
   42 
   43 #include <sys/param.h>
   44 #include <sys/systm.h>
   45 #include <sys/mbuf.h>
   46 #include <sys/syslog.h>
   47 #include <sys/socket.h>
   48 #include <sys/device.h>
   49 
   50 #include <net/if.h>
   51 #include <net/if_media.h>
   52 
   53 #ifdef INET
   54 #include <netinet/in.h>
   55 #include <netinet/if_ether.h>
   56 #endif
   57 
   58 #include <machine/bus.h>
   59 #include <machine/intr.h>
   60 
   61 #include <dev/pci/pcireg.h>
   62 #include <dev/pci/pcivar.h>
   63 #include <dev/pci/pcidevs.h>
   64 
   65 #include <dev/mii/miivar.h>
   66 
   67 #include <dev/ic/dp8390reg.h>
   68 #include <dev/ic/dp8390var.h>
   69 
   70 #include <dev/ic/ne2000reg.h>
   71 #include <dev/ic/ne2000var.h>
   72 
   73 #include <dev/ic/rtl80x9reg.h>
   74 #include <dev/ic/rtl80x9var.h>
   75 
   76 struct ne_pci_softc {
   77         struct ne2000_softc sc_ne2000;          /* real "ne2000" softc */
   78 
   79         /* PCI-specific goo */
   80         void *sc_ih;                            /* interrupt handle */
   81 };
   82 
   83 int ne_pci_match(struct device *, void *, void *);
   84 void ne_pci_attach(struct device *, struct device *, void *);
   85 
   86 struct cfattach ne_pci_ca = {
   87         sizeof(struct ne_pci_softc), ne_pci_match, ne_pci_attach
   88 };
   89 
   90 const struct ne_pci_product {
   91         pci_vendor_id_t npp_vendor;
   92         pci_product_id_t npp_product;
   93         int (*npp_mediachange)(struct dp8390_softc *);
   94         void (*npp_mediastatus)(struct dp8390_softc *,
   95             struct ifmediareq *);
   96         void (*npp_init_card)(struct dp8390_softc *);
   97         void (*npp_media_init)(struct dp8390_softc *);
   98 } ne_pci_prod[] = {
   99         { PCI_VENDOR_REALTEK,           PCI_PRODUCT_REALTEK_RT8029,
  100           rtl80x9_mediachange,          rtl80x9_mediastatus,
  101           rtl80x9_init_card,            rtl80x9_media_init,
  102           /* RealTek 8029 */ },
  103 
  104         { PCI_VENDOR_WINBOND,           PCI_PRODUCT_WINBOND_W89C940F,
  105           NULL,                         NULL,
  106           NULL,                         NULL,
  107           /* Winbond 89C940F */ },
  108 
  109         { PCI_VENDOR_VIATECH,           PCI_PRODUCT_VIATECH_VT86C926,
  110           NULL,                         NULL,
  111           NULL,                         NULL,
  112           /* VIA Technologies VT86C926 */ },
  113 
  114         { PCI_VENDOR_SURECOM,           PCI_PRODUCT_SURECOM_NE34,
  115           NULL,                         NULL,
  116           NULL,                         NULL,
  117           /* Surecom NE-34 */ },
  118 
  119         { PCI_VENDOR_NETVIN,            PCI_PRODUCT_NETVIN_NV5000,
  120           NULL,                         NULL,
  121           NULL,                         NULL,
  122           /* NetVin 5000 */ },
  123 
  124         /* XXX The following entries need sanity checking in pcidevs */
  125         { PCI_VENDOR_COMPEX,            PCI_PRODUCT_COMPEX_COMPEXE,
  126           NULL,                         NULL,
  127           NULL,                         NULL,
  128           /* Compex */ },
  129 
  130         { PCI_VENDOR_WINBOND2,          PCI_PRODUCT_WINBOND2_W89C940,
  131           NULL,                         NULL,
  132           NULL,                         NULL,
  133           /* ProLAN */ },
  134 
  135         { PCI_VENDOR_KTI,               PCI_PRODUCT_KTI_KTIE,
  136           NULL,                         NULL,
  137           NULL,                         NULL,
  138           /* KTI */ },
  139 };
  140 
  141 const struct ne_pci_product *ne_pci_lookup(struct pci_attach_args *);
  142 
  143 const struct ne_pci_product *
  144 ne_pci_lookup(struct pci_attach_args *pa)
  145 {
  146         const struct ne_pci_product *npp;
  147 
  148         for (npp = ne_pci_prod;
  149             npp < &ne_pci_prod[sizeof(ne_pci_prod)/sizeof(ne_pci_prod[0])];
  150             npp++) {
  151                 if (PCI_VENDOR(pa->pa_id) == npp->npp_vendor &&
  152                     PCI_PRODUCT(pa->pa_id) == npp->npp_product)
  153                         return (npp);
  154         }
  155         return (NULL);
  156 }
  157 
  158 /*
  159  * PCI constants.
  160  * XXX These should be in a common file!
  161  */
  162 #define PCI_CBIO        0x10            /* Configuration Base IO Address */
  163 
  164 int
  165 ne_pci_match(struct device *parent, void *match, void *aux)
  166 {
  167         struct pci_attach_args *pa = aux;
  168 
  169         if (ne_pci_lookup(pa) != NULL)
  170                 return (1);
  171 
  172         return (0);
  173 }
  174 
  175 void
  176 ne_pci_attach(struct device *parent, struct device *self, void *aux)
  177 {
  178         struct ne_pci_softc *psc = (struct ne_pci_softc *)self;
  179         struct ne2000_softc *nsc = &psc->sc_ne2000;
  180         struct dp8390_softc *dsc = &nsc->sc_dp8390;
  181         struct pci_attach_args *pa = aux;
  182         pci_chipset_tag_t pc = pa->pa_pc;
  183         bus_size_t iosize;
  184         bus_space_tag_t nict;
  185         bus_space_handle_t nich;
  186         bus_space_tag_t asict;
  187         bus_space_handle_t asich;
  188         const char *intrstr;
  189         const struct ne_pci_product *npp;
  190         pci_intr_handle_t ih;
  191 
  192         npp = ne_pci_lookup(pa);
  193         if (npp == NULL) {
  194                 printf("\n");
  195                 panic("ne_pci_attach: impossible");
  196         }
  197 
  198         if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0,
  199             &nict, &nich, NULL, &iosize, 0)) {
  200                 printf(": can't map i/o space\n");
  201                 return;
  202         }
  203 
  204         asict = nict;
  205         if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET,
  206             NE2000_ASIC_NPORTS, &asich)) {
  207                 printf(": can't subregion i/o space\n");
  208                 bus_space_unmap(nict, nich, iosize);
  209                 return;
  210         }
  211 
  212         dsc->sc_regt = nict;
  213         dsc->sc_regh = nich;
  214 
  215         nsc->sc_asict = asict;
  216         nsc->sc_asich = asich;
  217 
  218         /* This interface is always enabled. */
  219         dsc->sc_enabled = 1;
  220 
  221         dsc->sc_mediachange = npp->npp_mediachange;
  222         dsc->sc_mediastatus = npp->npp_mediastatus;
  223         dsc->sc_media_init = npp->npp_media_init;
  224         dsc->init_card = npp->npp_init_card;
  225 
  226         /* Map and establish the interrupt. */
  227         if (pci_intr_map(pa, &ih)) {
  228                 printf(": couldn't map interrupt\n");
  229                 bus_space_unmap(nict, nich, iosize);
  230                 return;
  231         }
  232         intrstr = pci_intr_string(pc, ih);
  233         psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, dp8390_intr, dsc,
  234                 dsc->sc_dev.dv_xname);
  235         if (psc->sc_ih == NULL) {
  236                 printf(": couldn't establish interrupt");
  237                 if (intrstr != NULL)
  238                         printf(" at %s", intrstr);
  239                 printf("\n");
  240                 bus_space_unmap(nict, nich, iosize);
  241                 return;
  242         }
  243         printf(": %s", intrstr);
  244 
  245         /*
  246          * Do generic NE2000 attach.  This will read the station address
  247          * from the EEPROM.
  248          */
  249         ne2000_attach(nsc, NULL);
  250 }

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