1 /* $NetBSD: if_ne_pci.c,v 1.14 1998/11/09 23:14:12 thorpej 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_VIATECH, PCI_PRODUCT_VIATECH_VT86C926, 111 NULL, NULL, 112 NULL, NULL, 113 "VIA Technologies VT86C926" }, 114 115 { PCI_VENDOR_SURECOM, PCI_PRODUCT_SURECOM_NE34, 116 NULL, NULL, 117 NULL, NULL, 118 "Surecom NE-34" }, 119 120 { PCI_VENDOR_NETVIN, PCI_PRODUCT_NETVIN_5000, 121 NULL, NULL, 122 NULL, NULL, 123 "NetVin 5000" }, 124 125 /* XXX The following entries need sanity checking in pcidevs */ 126 { PCI_VENDOR_COMPEX, PCI_PRODUCT_COMPEX_NE2KETHER, 127 NULL, NULL, 128 NULL, NULL, 129 "Compex" }, 130 131 { PCI_VENDOR_PROLAN, PCI_PRODUCT_PROLAN_NE2KETHER, 132 NULL, NULL, 133 NULL, NULL, 134 "ProLAN" }, 135 136 { PCI_VENDOR_KTI, PCI_PRODUCT_KTI_NE2KETHER, 137 NULL, NULL, 138 NULL, NULL, 139 "KTI" }, 140 141 { 0, 0, 142 NULL, NULL, 143 NULL, NULL, 144 NULL }, 145 }; 146 147 const struct ne_pci_product *ne_pci_lookup 148 __P((const struct pci_attach_args *)); 149 150 const struct ne_pci_product * 151 ne_pci_lookup(pa) 152 const struct pci_attach_args *pa; 153 { 154 const struct ne_pci_product *npp; 155 156 for (npp = ne_pci_products; npp->npp_name != NULL; npp++) { 157 if (PCI_VENDOR(pa->pa_id) == npp->npp_vendor && 158 PCI_PRODUCT(pa->pa_id) == npp->npp_product) 159 return (npp); 160 } 161 return (NULL); 162 } 163 164 /* 165 * PCI constants. 166 * XXX These should be in a common file! 167 */ 168 #define PCI_CBIO 0x10 /* Configuration Base IO Address */ 169 170 int 171 ne_pci_match(parent, match, aux) 172 struct device *parent; 173 struct cfdata *match; 174 void *aux; 175 { 176 struct pci_attach_args *pa = aux; 177 178 if (ne_pci_lookup(pa) != NULL) 179 return (1); 180 181 return (0); 182 } 183 184 void 185 ne_pci_attach(parent, self, aux) 186 struct device *parent, *self; 187 void *aux; 188 { 189 struct ne_pci_softc *psc = (struct ne_pci_softc *)self; 190 struct ne2000_softc *nsc = &psc->sc_ne2000; 191 struct dp8390_softc *dsc = &nsc->sc_dp8390; 192 struct pci_attach_args *pa = aux; 193 pci_chipset_tag_t pc = pa->pa_pc; 194 bus_space_tag_t nict; 195 bus_space_handle_t nich; 196 bus_space_tag_t asict; 197 bus_space_handle_t asich; 198 const char *intrstr; 199 const struct ne_pci_product *npp; 200 pci_intr_handle_t ih; 201 pcireg_t csr; 202 int *media, nmedia, defmedia; 203 204 npp = ne_pci_lookup(pa); 205 if (npp == NULL) { 206 printf("\n"); 207 panic("ne_pci_attach: impossible"); 208 } 209 210 printf(": %s Ethernet\n", npp->npp_name); 211 212 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 213 &nict, &nich, NULL, NULL)) { 214 printf("%s: can't map i/o space\n", dsc->sc_dev.dv_xname); 215 return; 216 } 217 218 asict = nict; 219 if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, 220 NE2000_ASIC_NPORTS, &asich)) { 221 printf("%s: can't subregion i/o space\n", dsc->sc_dev.dv_xname); 222 return; 223 } 224 225 dsc->sc_regt = nict; 226 dsc->sc_regh = nich; 227 228 nsc->sc_asict = asict; 229 nsc->sc_asich = asich; 230 231 /* Enable the card. */ 232 csr = pci_conf_read(pc, pa->pa_tag, 233 PCI_COMMAND_STATUS_REG); 234 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, 235 csr | PCI_COMMAND_MASTER_ENABLE); 236 237 /* This interface is always enabled. */ 238 dsc->sc_enabled = 1; 239 240 if (npp->npp_init_media != NULL) { 241 (*npp->npp_init_media)(dsc, &media, &nmedia, &defmedia); 242 dsc->sc_mediachange = npp->npp_mediachange; 243 dsc->sc_mediastatus = npp->npp_mediastatus; 244 } else { 245 media = NULL; 246 nmedia = 0; 247 defmedia = 0; 248 } 249 250 /* Always fill in init_card; it might be used for non-media stuff. */ 251 dsc->init_card = npp->npp_init_card; 252 253 /* 254 * Do generic NE2000 attach. This will read the station address 255 * from the EEPROM. 256 */ 257 ne2000_attach(nsc, NULL, media, nmedia, defmedia); 258 259 /* Map and establish the interrupt. */ 260 if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, 261 pa->pa_intrline, &ih)) { 262 printf("%s: couldn't map interrupt\n", dsc->sc_dev.dv_xname); 263 return; 264 } 265 intrstr = pci_intr_string(pc, ih); 266 psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, dp8390_intr, dsc); 267 if (psc->sc_ih == NULL) { 268 printf("%s: couldn't establish interrupt", 269 dsc->sc_dev.dv_xname); 270 if (intrstr != NULL) 271 printf(" at %s", intrstr); 272 printf("\n"); 273 return; 274 } 275 printf("%s: interrupting at %s\n", dsc->sc_dev.dv_xname, intrstr); 276 } 277