if_ne_pci.c revision 1.15
1 /* $NetBSD: if_ne_pci.c,v 1.15 2000/03/06 03:07:08 mark Exp $ */ 2 3 /*- 4 * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 9 * NASA Ames Research Center. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following 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 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the NetBSD 22 * Foundation, Inc. and its contributors. 23 * 4. Neither the name of The NetBSD Foundation nor the names of its 24 * contributors may be used to endorse or promote products derived 25 * from this software without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 28 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 29 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 30 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 31 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 32 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 33 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 34 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 35 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 36 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 37 * POSSIBILITY OF SUCH DAMAGE. 38 */ 39 40 #include "opt_inet.h" 41 #include "bpfilter.h" 42 43 #include <sys/param.h> 44 #include <sys/systm.h> 45 #include <sys/mbuf.h> 46 #include <sys/syslog.h> 47 #include <sys/socket.h> 48 #include <sys/device.h> 49 50 #include <net/if.h> 51 #include <net/if_ether.h> 52 #include <net/if_media.h> 53 54 #ifdef INET 55 #include <netinet/in.h> 56 #include <netinet/if_inarp.h> 57 #endif 58 59 #include <machine/bus.h> 60 #include <machine/intr.h> 61 62 #include <dev/pci/pcireg.h> 63 #include <dev/pci/pcivar.h> 64 #include <dev/pci/pcidevs.h> 65 66 #include <dev/ic/dp8390reg.h> 67 #include <dev/ic/dp8390var.h> 68 69 #include <dev/ic/ne2000reg.h> 70 #include <dev/ic/ne2000var.h> 71 72 #include <dev/ic/rtl80x9reg.h> 73 #include <dev/ic/rtl80x9var.h> 74 75 struct ne_pci_softc { 76 struct ne2000_softc sc_ne2000; /* real "ne2000" softc */ 77 78 /* PCI-specific goo */ 79 void *sc_ih; /* interrupt handle */ 80 }; 81 82 int ne_pci_match __P((struct device *, struct cfdata *, void *)); 83 void ne_pci_attach __P((struct device *, struct device *, void *)); 84 85 struct cfattach ne_pci_ca = { 86 sizeof(struct ne_pci_softc), ne_pci_match, ne_pci_attach 87 }; 88 89 const struct ne_pci_product { 90 pci_vendor_id_t npp_vendor; 91 pci_product_id_t npp_product; 92 int (*npp_mediachange) __P((struct dp8390_softc *)); 93 void (*npp_mediastatus) __P((struct dp8390_softc *, 94 struct ifmediareq *)); 95 void (*npp_init_card) __P((struct dp8390_softc *)); 96 void (*npp_init_media) __P((struct dp8390_softc *, int **, 97 int *, int *)); 98 const char *npp_name; 99 } ne_pci_products[] = { 100 { PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RT8029, 101 rtl80x9_mediachange, rtl80x9_mediastatus, 102 rtl80x9_init_card, rtl80x9_init_media, 103 "RealTek 8029" }, 104 105 { PCI_VENDOR_WINBOND, PCI_PRODUCT_WINBOND_W89C940F, 106 NULL, NULL, 107 NULL, NULL, 108 "Winbond 89C940F" }, 109 110 { PCI_VENDOR_WINBOND, PCI_PRODUCT_WINBOND_W89C940F_1, 111 NULL, NULL, 112 NULL, NULL, 113 "Winbond 89C940F" }, 114 115 { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT86C926, 116 NULL, NULL, 117 NULL, NULL, 118 "VIA Technologies VT86C926" }, 119 120 { PCI_VENDOR_SURECOM, PCI_PRODUCT_SURECOM_NE34, 121 NULL, NULL, 122 NULL, NULL, 123 "Surecom NE-34" }, 124 125 { PCI_VENDOR_NETVIN, PCI_PRODUCT_NETVIN_5000, 126 NULL, NULL, 127 NULL, NULL, 128 "NetVin 5000" }, 129 130 /* XXX The following entries need sanity checking in pcidevs */ 131 { PCI_VENDOR_COMPEX, PCI_PRODUCT_COMPEX_NE2KETHER, 132 NULL, NULL, 133 NULL, NULL, 134 "Compex" }, 135 136 { PCI_VENDOR_PROLAN, PCI_PRODUCT_PROLAN_NE2KETHER, 137 NULL, NULL, 138 NULL, NULL, 139 "ProLAN" }, 140 141 { PCI_VENDOR_KTI, PCI_PRODUCT_KTI_NE2KETHER, 142 NULL, NULL, 143 NULL, NULL, 144 "KTI" }, 145 146 { 0, 0, 147 NULL, NULL, 148 NULL, NULL, 149 NULL }, 150 }; 151 152 const struct ne_pci_product *ne_pci_lookup 153 __P((const struct pci_attach_args *)); 154 155 const struct ne_pci_product * 156 ne_pci_lookup(pa) 157 const struct pci_attach_args *pa; 158 { 159 const struct ne_pci_product *npp; 160 161 for (npp = ne_pci_products; npp->npp_name != NULL; npp++) { 162 if (PCI_VENDOR(pa->pa_id) == npp->npp_vendor && 163 PCI_PRODUCT(pa->pa_id) == npp->npp_product) 164 return (npp); 165 } 166 return (NULL); 167 } 168 169 /* 170 * PCI constants. 171 * XXX These should be in a common file! 172 */ 173 #define PCI_CBIO 0x10 /* Configuration Base IO Address */ 174 175 int 176 ne_pci_match(parent, match, aux) 177 struct device *parent; 178 struct cfdata *match; 179 void *aux; 180 { 181 struct pci_attach_args *pa = aux; 182 183 if (ne_pci_lookup(pa) != NULL) 184 return (1); 185 186 return (0); 187 } 188 189 void 190 ne_pci_attach(parent, self, aux) 191 struct device *parent, *self; 192 void *aux; 193 { 194 struct ne_pci_softc *psc = (struct ne_pci_softc *)self; 195 struct ne2000_softc *nsc = &psc->sc_ne2000; 196 struct dp8390_softc *dsc = &nsc->sc_dp8390; 197 struct pci_attach_args *pa = aux; 198 pci_chipset_tag_t pc = pa->pa_pc; 199 bus_space_tag_t nict; 200 bus_space_handle_t nich; 201 bus_space_tag_t asict; 202 bus_space_handle_t asich; 203 const char *intrstr; 204 const struct ne_pci_product *npp; 205 pci_intr_handle_t ih; 206 pcireg_t csr; 207 int *media, nmedia, defmedia; 208 209 npp = ne_pci_lookup(pa); 210 if (npp == NULL) { 211 printf("\n"); 212 panic("ne_pci_attach: impossible"); 213 } 214 215 printf(": %s Ethernet\n", npp->npp_name); 216 217 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 218 &nict, &nich, NULL, NULL)) { 219 printf("%s: can't map i/o space\n", dsc->sc_dev.dv_xname); 220 return; 221 } 222 223 asict = nict; 224 if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, 225 NE2000_ASIC_NPORTS, &asich)) { 226 printf("%s: can't subregion i/o space\n", dsc->sc_dev.dv_xname); 227 return; 228 } 229 230 dsc->sc_regt = nict; 231 dsc->sc_regh = nich; 232 233 nsc->sc_asict = asict; 234 nsc->sc_asich = asich; 235 236 /* Enable the card. */ 237 csr = pci_conf_read(pc, pa->pa_tag, 238 PCI_COMMAND_STATUS_REG); 239 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, 240 csr | PCI_COMMAND_MASTER_ENABLE); 241 242 /* This interface is always enabled. */ 243 dsc->sc_enabled = 1; 244 245 if (npp->npp_init_media != NULL) { 246 (*npp->npp_init_media)(dsc, &media, &nmedia, &defmedia); 247 dsc->sc_mediachange = npp->npp_mediachange; 248 dsc->sc_mediastatus = npp->npp_mediastatus; 249 } else { 250 media = NULL; 251 nmedia = 0; 252 defmedia = 0; 253 } 254 255 /* Always fill in init_card; it might be used for non-media stuff. */ 256 dsc->init_card = npp->npp_init_card; 257 258 /* 259 * Do generic NE2000 attach. This will read the station address 260 * from the EEPROM. 261 */ 262 ne2000_attach(nsc, NULL, media, nmedia, defmedia); 263 264 /* Map and establish the interrupt. */ 265 if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, 266 pa->pa_intrline, &ih)) { 267 printf("%s: couldn't map interrupt\n", dsc->sc_dev.dv_xname); 268 return; 269 } 270 intrstr = pci_intr_string(pc, ih); 271 psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, dp8390_intr, dsc); 272 if (psc->sc_ih == NULL) { 273 printf("%s: couldn't establish interrupt", 274 dsc->sc_dev.dv_xname); 275 if (intrstr != NULL) 276 printf(" at %s", intrstr); 277 printf("\n"); 278 return; 279 } 280 printf("%s: interrupting at %s\n", dsc->sc_dev.dv_xname, intrstr); 281 } 282
Indexes created Wed Oct 01 19:09:53 GMT 2025