143 lines
4.2 KiB
C
143 lines
4.2 KiB
C
/* $OpenBSD: if_ep_pci.c,v 1.37 2023/09/11 08:41:26 mvs Exp $ */
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/* $NetBSD: if_ep_pci.c,v 1.13 1996/10/21 22:56:38 thorpej Exp $ */
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/*
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* Copyright (c) 1994 Herb Peyerl <hpeyerl@beer.org>
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* All rights reserved.
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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 Herb Peyerl.
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* 4. The name of Herb Peyerl may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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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/socket.h>
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#include <sys/ioctl.h>
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#include <sys/errno.h>
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#include <sys/timeout.h>
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#include <sys/syslog.h>
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#include <sys/device.h>
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#include <net/if.h>
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#include <net/if_media.h>
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#include <netinet/in.h>
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#include <netinet/if_ether.h>
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#if NBPFILTER > 0
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#include <net/bpf.h>
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#endif
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#include <machine/cpu.h>
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#include <machine/bus.h>
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#include <machine/intr.h>
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#include <dev/mii/miivar.h>
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#include <dev/ic/elink3var.h>
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#include <dev/ic/elink3reg.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcidevs.h>
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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_CONN 0x48 /* Connector type */
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#define PCI_CBIO 0x10 /* Configuration Base IO Address */
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int ep_pci_match(struct device *, void *, void *);
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void ep_pci_attach(struct device *, struct device *, void *);
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const struct cfattach ep_pci_ca = {
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sizeof(struct ep_softc), ep_pci_match, ep_pci_attach
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};
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const struct pci_matchid ep_pci_devices[] = {
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{ PCI_VENDOR_3COM, PCI_PRODUCT_3COM_3C590 },
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{ PCI_VENDOR_3COM, PCI_PRODUCT_3COM_3C595MII },
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{ PCI_VENDOR_3COM, PCI_PRODUCT_3COM_3C595T4 },
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{ PCI_VENDOR_3COM, PCI_PRODUCT_3COM_3C595TX },
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};
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int
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ep_pci_match(struct device *parent, void *match, void *aux)
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{
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return (pci_matchbyid((struct pci_attach_args *)aux, ep_pci_devices,
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nitems(ep_pci_devices)));
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}
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void
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ep_pci_attach(struct device *parent, struct device *self, void *aux)
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{
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struct ep_softc *sc = (void *)self;
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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_size_t iosize;
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pci_intr_handle_t ih;
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pcireg_t i;
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const char *intrstr = NULL;
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if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0,
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&sc->sc_iot, &sc->sc_ioh, NULL, &iosize, 0)) {
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printf(": can't map i/o space\n");
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return;
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}
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sc->bustype = EP_BUS_PCI;
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i = pci_conf_read(pc, pa->pa_tag, PCI_CONN);
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GO_WINDOW(0);
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printf(":");
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epconfig(sc, EP_CHIPSET_VORTEX, NULL);
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/* Map and establish the interrupt. */
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if (pci_intr_map(pa, &ih)) {
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printf(", couldn't map interrupt\n");
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bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize);
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return;
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}
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intrstr = pci_intr_string(pc, ih);
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sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, epintr,
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sc, sc->sc_dev.dv_xname);
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if (sc->sc_ih == NULL) {
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printf(": couldn't establish interrupt");
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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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bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize);
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return;
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}
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printf(" %s\n", intrstr);
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}
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