if_ep_pci.c revision 1.13
1 /* $NetBSD: if_ep_pci.c,v 1.13 1996/10/21 22:56:38 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 1994 Herb Peyerl <hpeyerl (at) beer.org> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Herb Peyerl. 18 * 4. The name of Herb Peyerl may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #include "bpfilter.h" 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/mbuf.h> 38 #include <sys/socket.h> 39 #include <sys/ioctl.h> 40 #include <sys/errno.h> 41 #include <sys/syslog.h> 42 #include <sys/select.h> 43 #include <sys/device.h> 44 45 #include <net/if.h> 46 #include <net/if_dl.h> 47 #include <net/if_types.h> 48 49 #ifdef INET 50 #include <netinet/in.h> 51 #include <netinet/in_systm.h> 52 #include <netinet/in_var.h> 53 #include <netinet/ip.h> 54 #include <netinet/if_ether.h> 55 #endif 56 57 #ifdef NS 58 #include <netns/ns.h> 59 #include <netns/ns_if.h> 60 #endif 61 62 #if NBPFILTER > 0 63 #include <net/bpf.h> 64 #include <net/bpfdesc.h> 65 #endif 66 67 #include <machine/cpu.h> 68 #include <machine/bus.h> 69 #include <machine/intr.h> 70 71 #include <dev/ic/elink3var.h> 72 #include <dev/ic/elink3reg.h> 73 74 #include <dev/pci/pcivar.h> 75 #include <dev/pci/pcireg.h> 76 #include <dev/pci/pcidevs.h> 77 78 /* 79 * PCI constants. 80 * XXX These should be in a common file! 81 */ 82 #define PCI_CONN 0x48 /* Connector type */ 83 #define PCI_CBIO 0x10 /* Configuration Base IO Address */ 84 85 int ep_pci_match __P((struct device *, void *, void *)); 86 void ep_pci_attach __P((struct device *, struct device *, void *)); 87 88 struct cfattach ep_pci_ca = { 89 sizeof(struct ep_softc), ep_pci_match, ep_pci_attach 90 }; 91 92 int 93 ep_pci_match(parent, match, aux) 94 struct device *parent; 95 void *match, *aux; 96 { 97 struct pci_attach_args *pa = (struct pci_attach_args *) aux; 98 99 if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_3COM) 100 return 0; 101 102 switch (PCI_PRODUCT(pa->pa_id)) { 103 case PCI_PRODUCT_3COM_3C590: 104 case PCI_PRODUCT_3COM_3C595TX: 105 case PCI_PRODUCT_3COM_3C900COMBO: 106 case PCI_PRODUCT_3COM_3C905TX: 107 break; 108 default: 109 return 0; 110 } 111 112 return 1; 113 } 114 115 void 116 ep_pci_attach(parent, self, aux) 117 struct device *parent, *self; 118 void *aux; 119 { 120 struct ep_softc *sc = (void *)self; 121 struct pci_attach_args *pa = aux; 122 pci_chipset_tag_t pc = pa->pa_pc; 123 bus_space_tag_t iot = pa->pa_iot; 124 bus_addr_t iobase; 125 bus_size_t iosize; 126 pci_intr_handle_t ih; 127 u_short conn = 0; 128 pcireg_t i; 129 char *model; 130 const char *intrstr = NULL; 131 132 if (pci_io_find(pc, pa->pa_tag, PCI_CBIO, &iobase, &iosize)) { 133 printf(": can't find i/o space\n"); 134 return; 135 } 136 137 if (bus_space_map(iot, iobase, iosize, 0, &sc->sc_ioh)) { 138 printf(": can't map i/o space\n"); 139 return; 140 } 141 142 sc->sc_iot = iot; 143 sc->bustype = EP_BUS_PCI; 144 145 i = pci_conf_read(pc, pa->pa_tag, PCI_CONN); 146 147 /* 148 * Bits 13,12,9 of the isa adapter are the same as bits 149 * 5,4,3 of the pci adapter 150 */ 151 if (i & IS_PCI_AUI) 152 conn |= IS_AUI; 153 if (i & IS_PCI_BNC) 154 conn |= IS_BNC; 155 if (i & IS_PCI_UTP) 156 conn |= IS_UTP; 157 158 GO_WINDOW(0); 159 160 switch (PCI_PRODUCT(pa->pa_id)) { 161 case PCI_PRODUCT_3COM_3C590: 162 model = "3Com 3C590 Ethernet"; 163 break; 164 case PCI_PRODUCT_3COM_3C595TX: 165 model = "3Com 3C595 Ethernet"; 166 break; 167 case PCI_PRODUCT_3COM_3C900TPO: 168 model = "3Com 3C900 Ethernet"; 169 break; 170 case PCI_PRODUCT_3COM_3C900COMBO: 171 model = "3Com 3C900 Ethernet"; 172 break; 173 case PCI_PRODUCT_3COM_3C905TX: 174 model = "3Com 3C905 Ethernet"; 175 break; 176 default: 177 model = "unknown model!"; 178 break; 179 } 180 181 printf(": %s\n", model); 182 183 epconfig(sc, conn); 184 185 /* Enable the card. */ 186 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, 187 pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) | 188 PCI_COMMAND_MASTER_ENABLE); 189 190 /* Map and establish the interrupt. */ 191 if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, 192 pa->pa_intrline, &ih)) { 193 printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname); 194 return; 195 } 196 intrstr = pci_intr_string(pc, ih); 197 sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, epintr, sc); 198 if (sc->sc_ih == NULL) { 199 printf("%s: couldn't establish interrupt", 200 sc->sc_dev.dv_xname); 201 if (intrstr != NULL) 202 printf(" at %s", intrstr); 203 printf("\n"); 204 return; 205 } 206 printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr); 207 } 208
Indexes created Wed Oct 01 19:09:53 GMT 2025