root/dev/pci/if_fxp_pci.c

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DEFINITIONS

This source file includes following definitions.
  1. fxp_pci_match
  2. fxp_pci_attach

    1 /*      $OpenBSD: if_fxp_pci.c,v 1.49 2006/11/05 02:47:01 brad Exp $    */
    2 
    3 /*
    4  * Copyright (c) 1995, David Greenman
    5  * All rights reserved.
    6  *
    7  * Modifications to support NetBSD:
    8  * Copyright (c) 1997 Jason R. Thorpe.  All rights reserved.
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice unmodified, this list of conditions, and the following
   15  *    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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   30  * SUCH DAMAGE.
   31  *
   32  *      Id: if_fxp.c,v 1.55 1998/08/04 08:53:12 dg Exp
   33  */
   34 
   35 /*
   36  * Intel EtherExpress Pro/100B PCI Fast Ethernet driver
   37  */
   38 
   39 #include "bpfilter.h"
   40 
   41 #include <sys/param.h>
   42 #include <sys/systm.h>
   43 #include <sys/mbuf.h>
   44 #include <sys/malloc.h>
   45 #include <sys/kernel.h>
   46 #include <sys/socket.h>
   47 #include <sys/timeout.h>
   48 #include <sys/syslog.h>
   49 
   50 #include <net/if.h>
   51 #include <net/if_dl.h>
   52 #include <net/if_media.h>
   53 #include <net/if_types.h>
   54 
   55 #ifdef INET
   56 #include <netinet/in.h>
   57 #include <netinet/in_systm.h>
   58 #include <netinet/in_var.h>
   59 #include <netinet/ip.h>
   60 #endif
   61 
   62 #include <sys/ioctl.h>
   63 #include <sys/errno.h>
   64 #include <sys/device.h>
   65 
   66 #include <netinet/if_ether.h>
   67 
   68 #include <machine/cpu.h>
   69 #include <machine/bus.h>
   70 #include <machine/intr.h>
   71 
   72 #include <dev/mii/miivar.h>
   73 
   74 #include <dev/ic/fxpreg.h>
   75 #include <dev/ic/fxpvar.h>
   76 
   77 #include <dev/pci/pcivar.h>
   78 #include <dev/pci/pcireg.h>
   79 #include <dev/pci/pcidevs.h>
   80 
   81 int fxp_pci_match(struct device *, void *, void *);
   82 void fxp_pci_attach(struct device *, struct device *, void *);
   83 
   84 struct cfattach fxp_pci_ca = {
   85         sizeof(struct fxp_softc), fxp_pci_match, fxp_pci_attach
   86 };
   87 
   88 const struct pci_matchid fxp_pci_devices[] = {
   89         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_8255x },
   90         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82559 },
   91         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82559ER },
   92         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82562 },
   93         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82562EH_HPNA_0 },
   94         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82562EH_HPNA_1 },
   95         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82562EH_HPNA_2 },
   96         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_0 },
   97         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_1 },
   98         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_2 },
   99         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_3 },
  100         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_4 },
  101         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_5 },
  102         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_6 },
  103         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_7 },
  104         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VE_8 },
  105         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_0 },
  106         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_1 },
  107         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_2 },
  108         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_3 },
  109         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_4 },
  110         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_5 },
  111         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_6 },
  112         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_7 },
  113         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_8 },
  114         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_9 },
  115         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_10 },
  116         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_11 },
  117         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_12 },
  118         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_13 },
  119         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_14 },
  120         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_15 },
  121         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_16 },
  122         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_17 },
  123         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_18 },
  124         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_VM_19 },
  125         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100_M },
  126         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_PRO_100 },
  127         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801DB_LAN },
  128         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801E_LAN_1 },
  129         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801E_LAN_2 },
  130         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801FB_LAN },
  131         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801FB_LAN_2 },
  132         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801FBM_LAN },
  133         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801GB_LAN },
  134         { PCI_VENDOR_INTEL, PCI_PRODUCT_INTEL_82801GB_LAN_2 },
  135 };
  136 
  137 int
  138 fxp_pci_match(struct device *parent, void *match, void *aux)
  139 {
  140         return (pci_matchbyid((struct pci_attach_args *)aux, fxp_pci_devices,
  141             sizeof(fxp_pci_devices)/sizeof(fxp_pci_devices[0])));
  142 }
  143 
  144 void
  145 fxp_pci_attach(struct device *parent, struct device *self, void *aux)
  146 {
  147         struct fxp_softc *sc = (struct fxp_softc *)self;
  148         struct pci_attach_args *pa = aux;
  149         pci_chipset_tag_t pc = pa->pa_pc;
  150         pci_intr_handle_t ih;
  151         const char *chipname = NULL;
  152         const char *intrstr = NULL;
  153         bus_size_t iosize;
  154 
  155         if (pci_mapreg_map(pa, FXP_PCI_IOBA, PCI_MAPREG_TYPE_IO, 0,
  156             &sc->sc_st, &sc->sc_sh, NULL, &iosize, 0)) {
  157                 printf(": can't map i/o space\n");
  158                 return;
  159         }
  160         sc->sc_dmat = pa->pa_dmat;
  161 
  162         sc->sc_revision = PCI_REVISION(pa->pa_class);
  163 
  164         /*
  165          * Allocate our interrupt.
  166          */
  167         if (pci_intr_map(pa, &ih)) {
  168                 printf(": couldn't map interrupt\n");
  169                 bus_space_unmap(sc->sc_st, sc->sc_sh, iosize);
  170                 return;
  171         }
  172 
  173         intrstr = pci_intr_string(pc, ih);
  174         sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, fxp_intr, sc,
  175             self->dv_xname);
  176         if (sc->sc_ih == NULL) {
  177                 printf(": couldn't establish interrupt");
  178                 if (intrstr != NULL)
  179                         printf(" at %s", intrstr);
  180                 printf("\n");
  181                 bus_space_unmap(sc->sc_st, sc->sc_sh, iosize);
  182                 return;
  183         }
  184 
  185         switch (PCI_PRODUCT(pa->pa_id)) {
  186         case PCI_PRODUCT_INTEL_8255x:
  187         case PCI_PRODUCT_INTEL_82559:
  188         case PCI_PRODUCT_INTEL_82559ER:
  189         {
  190                 chipname = "i82557";
  191                 if (sc->sc_revision >= FXP_REV_82558_A4)
  192                         chipname = "i82558";
  193                 if (sc->sc_revision >= FXP_REV_82559_A0)
  194                         chipname = "i82559";
  195                 if (sc->sc_revision >= FXP_REV_82559S_A)
  196                         chipname = "i82559S";
  197                 if (sc->sc_revision >= FXP_REV_82550)
  198                         chipname = "i82550";
  199                 if (sc->sc_revision >= FXP_REV_82551_E)
  200                         chipname = "i82551";
  201                 break;
  202         }
  203                 break;
  204         default:
  205                 chipname = "i82562";
  206                 break;
  207         }
  208 
  209         if (chipname != NULL)
  210                 printf(", %s", chipname);
  211 
  212         /*
  213          * Cards for which we should WRITE TO THE EEPROM
  214          * to turn off dynamic standby mode to avoid
  215          * a problem where the card will fail to resume when
  216          * entering the IDLE state. We use this nasty if statement
  217          * and corresponding pci dev numbers directly so that people
  218          * know not to add new cards to this unless you are really
  219          * certain what you are doing and are not going to end up
  220          * killing people's eeproms.
  221          */
  222         if ((PCI_VENDOR(pa->pa_id) == PCI_VENDOR_INTEL) &&
  223             (PCI_PRODUCT(pa->pa_id) == 0x2449 || 
  224             (PCI_PRODUCT(pa->pa_id) > 0x1030 && 
  225             PCI_PRODUCT(pa->pa_id) < 0x1039) || 
  226             (PCI_PRODUCT(pa->pa_id) == 0x1229 &&
  227             (sc->sc_revision >= 8 && sc->sc_revision <= 16))))
  228                 sc->sc_flags |= FXPF_DISABLE_STANDBY;
  229 
  230         /*
  231          * enable PCI Memory Write and Invalidate command
  232          */
  233         if (sc->sc_revision >= FXP_REV_82558_A4)
  234                 if (PCI_CACHELINE(pci_conf_read(pa->pa_pc, pa->pa_tag,
  235                     PCI_BHLC_REG))) {
  236                         pci_conf_write(pa->pa_pc, pa->pa_tag,
  237                             PCI_COMMAND_STATUS_REG,
  238                             PCI_COMMAND_INVALIDATE_ENABLE |
  239                             pci_conf_read(pa->pa_pc, pa->pa_tag,
  240                             PCI_COMMAND_STATUS_REG));
  241                         sc->sc_flags |= FXPF_MWI_ENABLE;
  242                 }
  243 
  244         /* Do generic parts of attach. */
  245         if (fxp_attach(sc, intrstr)) {
  246                 /* Failed! */
  247                 pci_intr_disestablish(pc, sc->sc_ih);
  248                 bus_space_unmap(sc->sc_st, sc->sc_sh, iosize);
  249                 return;
  250         }
  251 }

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