221 lines
6.3 KiB
C
221 lines
6.3 KiB
C
/* $NetBSD: if_ne_pci.c,v 1.8 1998/07/05 00:51:24 jonathan Exp $ */
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/*-
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* Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opt_inet.h"
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#include "bpfilter.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/mbuf.h>
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#include <sys/syslog.h>
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#include <sys/socket.h>
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#include <sys/device.h>
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#include <net/if.h>
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#include <net/if_ether.h>
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#include <net/if_media.h>
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#ifdef INET
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#include <netinet/in.h>
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#include <netinet/if_inarp.h>
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#endif
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#include <machine/bus.h>
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#include <machine/intr.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcidevs.h>
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#include <dev/ic/dp8390reg.h>
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#include <dev/ic/dp8390var.h>
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#include <dev/ic/ne2000reg.h>
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#include <dev/ic/ne2000var.h>
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struct ne_pci_softc {
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struct ne2000_softc sc_ne2000; /* real "ne2000" softc */
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/* PCI-specific goo */
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void *sc_ih; /* interrupt handle */
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};
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int ne_pci_match __P((struct device *, struct cfdata *, void *));
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void ne_pci_attach __P((struct device *, struct device *, void *));
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struct cfattach ne_pci_ca = {
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sizeof(struct ne_pci_softc), ne_pci_match, ne_pci_attach
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};
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struct ne_pci_compatdev {
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pci_vendor_id_t vendor;
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pci_product_id_t product;
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char *name;
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};
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struct ne_pci_compatdev ne_pci_compatdevs[] = {
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{ PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RT8029, "Realtek 8029" },
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{ PCI_VENDOR_WINBOND, PCI_PRODUCT_WINBOND_W89C940F, "Winbond 89C940F" },
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{ PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT86C926,
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"VIA Technologies VT86C926" },
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{ PCI_VENDOR_SURECOM, PCI_PRODUCT_SURECOM_NE34, "Surecom NE-34" },
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{ PCI_VENDOR_NETVIN, PCI_PRODUCT_NETVIN_5000, "NetVin 5000" },
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/* XXX The following entries need sanity checking in pcidevs */
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{ PCI_VENDOR_COMPEX, PCI_PRODUCT_COMPEX_NE2KETHER, "Compex" },
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{ PCI_VENDOR_PROLAN, PCI_PRODUCT_PROLAN_NE2KETHER, "ProLAN" },
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{ PCI_VENDOR_KTI, PCI_PRODUCT_KTI_NE2KETHER, "KTI" },
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{ 0, 0, NULL },
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};
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char *ne_pci_lookup __P((pcireg_t));
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char *
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ne_pci_lookup(id)
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pcireg_t id;
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{
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struct ne_pci_compatdev *nc;
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for (nc = ne_pci_compatdevs; nc->vendor != 0; nc++) {
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if (PCI_VENDOR(id) == nc->vendor &&
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PCI_PRODUCT(id) == nc->product)
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return (nc->name);
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}
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return (NULL);
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}
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/*
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* PCI constants.
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* XXX These should be in a common file!
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*/
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#define PCI_CBIO 0x10 /* Configuration Base IO Address */
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int
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ne_pci_match(parent, match, aux)
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struct device *parent;
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struct cfdata *match;
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void *aux;
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{
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struct pci_attach_args *pa = aux;
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if (ne_pci_lookup(pa->pa_id) != NULL)
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return (1);
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return (0);
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}
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void
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ne_pci_attach(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct ne_pci_softc *psc = (struct ne_pci_softc *)self;
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struct ne2000_softc *nsc = &psc->sc_ne2000;
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struct dp8390_softc *dsc = &nsc->sc_dp8390;
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struct pci_attach_args *pa = aux;
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pci_chipset_tag_t pc = pa->pa_pc;
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bus_space_tag_t nict;
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bus_space_handle_t nich;
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bus_space_tag_t asict;
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bus_space_handle_t asich;
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const char *typestr = NULL, *intrstr;
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pci_intr_handle_t ih;
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pcireg_t csr;
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typestr = ne_pci_lookup(pa->pa_id);
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if (typestr == NULL) {
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printf(": unknown model?!\n");
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return;
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}
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printf(": %s Ethernet\n", typestr);
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if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0,
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&nict, &nich, NULL, NULL)) {
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printf("%s: can't map i/o space\n", dsc->sc_dev.dv_xname);
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return;
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}
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asict = nict;
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if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET,
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NE2000_ASIC_NPORTS, &asich)) {
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printf("%s: can't subregion i/o space\n", dsc->sc_dev.dv_xname);
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return;
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}
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dsc->sc_regt = nict;
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dsc->sc_regh = nich;
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nsc->sc_asict = asict;
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nsc->sc_asich = asich;
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/* Enable the card. */
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csr = pci_conf_read(pc, pa->pa_tag,
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PCI_COMMAND_STATUS_REG);
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pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
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csr | PCI_COMMAND_MASTER_ENABLE);
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/* This interface is always enabled. */
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dsc->sc_enabled = 1;
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/*
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* Do generic NE2000 attach. This will read the station address
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* from the EEPROM.
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*/
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ne2000_attach(nsc, NULL);
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/* Map and establish the interrupt. */
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if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin,
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pa->pa_intrline, &ih)) {
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printf("%s: couldn't map interrupt\n", dsc->sc_dev.dv_xname);
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return;
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}
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intrstr = pci_intr_string(pc, ih);
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psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, dp8390_intr, dsc);
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if (psc->sc_ih == NULL) {
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printf("%s: couldn't establish interrupt",
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dsc->sc_dev.dv_xname);
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if (intrstr != NULL)
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printf(" at %s", intrstr);
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printf("\n");
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return;
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}
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printf("%s: interrupting at %s\n", dsc->sc_dev.dv_xname, intrstr);
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}
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