1 /* $OpenBSD: if_ep_pci.c,v 1.29 2013/08/07 01:06:34 bluhm Exp $ */ 2 /* $NetBSD: if_ep_pci.c,v 1.13 1996/10/21 22:56:38 thorpej Exp $ */ 3 4 /* 5 * Copyright (c) 1994 Herb Peyerl <hpeyerl@beer.org> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Herb Peyerl. 19 * 4. The name of Herb Peyerl may not be used to endorse or promote products 20 * derived from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #include "bpfilter.h" 35 36 #include <sys/param.h> 37 #include <sys/systm.h> 38 #include <sys/mbuf.h> 39 #include <sys/socket.h> 40 #include <sys/ioctl.h> 41 #include <sys/errno.h> 42 #include <sys/timeout.h> 43 #include <sys/syslog.h> 44 #include <sys/selinfo.h> 45 #include <sys/device.h> 46 47 #include <net/if.h> 48 #include <net/if_dl.h> 49 #include <net/if_types.h> 50 #include <net/if_media.h> 51 52 #ifdef INET 53 #include <netinet/in.h> 54 #include <netinet/in_systm.h> 55 #include <netinet/ip.h> 56 #include <netinet/if_ether.h> 57 #endif 58 59 #if NBPFILTER > 0 60 #include <net/bpf.h> 61 #endif 62 63 #include <machine/cpu.h> 64 #include <machine/bus.h> 65 #include <machine/intr.h> 66 67 #include <dev/mii/mii.h> 68 #include <dev/mii/miivar.h> 69 70 #include <dev/ic/elink3var.h> 71 #include <dev/ic/elink3reg.h> 72 73 #include <dev/pci/pcivar.h> 74 #include <dev/pci/pcireg.h> 75 #include <dev/pci/pcidevs.h> 76 77 /* 78 * PCI constants. 79 * XXX These should be in a common file! 80 */ 81 #define PCI_CONN 0x48 /* Connector type */ 82 #define PCI_CBIO 0x10 /* Configuration Base IO Address */ 83 84 int ep_pci_match(struct device *, void *, void *); 85 void ep_pci_attach(struct device *, struct device *, void *); 86 87 struct cfattach ep_pci_ca = { 88 sizeof(struct ep_softc), ep_pci_match, ep_pci_attach 89 }; 90 91 const struct pci_matchid ep_pci_devices[] = { 92 { PCI_VENDOR_3COM, PCI_PRODUCT_3COM_3C590 }, 93 { PCI_VENDOR_3COM, PCI_PRODUCT_3COM_3C595MII }, 94 { PCI_VENDOR_3COM, PCI_PRODUCT_3COM_3C595T4 }, 95 { PCI_VENDOR_3COM, PCI_PRODUCT_3COM_3C595TX }, 96 }; 97 98 int 99 ep_pci_match(parent, match, aux) 100 struct device *parent; 101 void *match, *aux; 102 { 103 return (pci_matchbyid((struct pci_attach_args *)aux, ep_pci_devices, 104 nitems(ep_pci_devices))); 105 } 106 107 void 108 ep_pci_attach(parent, self, aux) 109 struct device *parent, *self; 110 void *aux; 111 { 112 struct ep_softc *sc = (void *)self; 113 struct pci_attach_args *pa = aux; 114 pci_chipset_tag_t pc = pa->pa_pc; 115 bus_size_t iosize; 116 pci_intr_handle_t ih; 117 pcireg_t i; 118 const char *intrstr = NULL; 119 120 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 121 &sc->sc_iot, &sc->sc_ioh, NULL, &iosize, 0)) { 122 printf(": can't map i/o space\n"); 123 return; 124 } 125 126 sc->bustype = EP_BUS_PCI; 127 128 i = pci_conf_read(pc, pa->pa_tag, PCI_CONN); 129 130 GO_WINDOW(0); 131 132 printf(":"); 133 134 epconfig(sc, EP_CHIPSET_VORTEX, NULL); 135 136 /* Map and establish the interrupt. */ 137 if (pci_intr_map(pa, &ih)) { 138 printf(", couldn't map interrupt\n"); 139 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 140 return; 141 } 142 intrstr = pci_intr_string(pc, ih); 143 sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, epintr, 144 sc, sc->sc_dev.dv_xname); 145 if (sc->sc_ih == NULL) { 146 printf(": couldn't establish interrupt"); 147 if (intrstr != NULL) 148 printf(" at %s", intrstr); 149 printf("\n"); 150 bus_space_unmap(sc->sc_iot, sc->sc_ioh, iosize); 151 return; 152 } 153 printf(" %s\n", intrstr); 154 } 155