1 /* $OpenBSD: if_ne_pci.c,v 1.20 2014/12/22 02:28:52 tedu Exp $ */ 2 /* $NetBSD: if_ne_pci.c,v 1.8 1998/07/05 00:51:24 jonathan Exp $ */ 3 4 /*- 5 * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 10 * NASA Ames Research Center. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * 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/syslog.h> 40 #include <sys/socket.h> 41 #include <sys/device.h> 42 43 #include <net/if.h> 44 #include <net/if_media.h> 45 46 #include <netinet/in.h> 47 #include <netinet/if_ether.h> 48 49 #include <machine/bus.h> 50 #include <machine/intr.h> 51 52 #include <dev/pci/pcireg.h> 53 #include <dev/pci/pcivar.h> 54 #include <dev/pci/pcidevs.h> 55 56 #include <dev/mii/miivar.h> 57 58 #include <dev/ic/dp8390reg.h> 59 #include <dev/ic/dp8390var.h> 60 61 #include <dev/ic/ne2000reg.h> 62 #include <dev/ic/ne2000var.h> 63 64 #include <dev/ic/rtl80x9reg.h> 65 #include <dev/ic/rtl80x9var.h> 66 67 struct ne_pci_softc { 68 struct ne2000_softc sc_ne2000; /* real "ne2000" softc */ 69 70 /* PCI-specific goo */ 71 void *sc_ih; /* interrupt handle */ 72 }; 73 74 int ne_pci_match(struct device *, void *, void *); 75 void ne_pci_attach(struct device *, struct device *, void *); 76 77 struct cfattach ne_pci_ca = { 78 sizeof(struct ne_pci_softc), ne_pci_match, ne_pci_attach 79 }; 80 81 const struct ne_pci_product { 82 pci_vendor_id_t npp_vendor; 83 pci_product_id_t npp_product; 84 int (*npp_mediachange)(struct dp8390_softc *); 85 void (*npp_mediastatus)(struct dp8390_softc *, 86 struct ifmediareq *); 87 void (*npp_init_card)(struct dp8390_softc *); 88 void (*npp_media_init)(struct dp8390_softc *); 89 } ne_pci_prod[] = { 90 { PCI_VENDOR_REALTEK, PCI_PRODUCT_REALTEK_RT8029, 91 rtl80x9_mediachange, rtl80x9_mediastatus, 92 rtl80x9_init_card, rtl80x9_media_init, 93 /* Realtek 8029 */ }, 94 95 { PCI_VENDOR_WINBOND, PCI_PRODUCT_WINBOND_W89C940F, 96 NULL, NULL, 97 NULL, NULL, 98 /* Winbond 89C940F */ }, 99 100 { PCI_VENDOR_VIATECH, PCI_PRODUCT_VIATECH_VT86C926, 101 NULL, NULL, 102 NULL, NULL, 103 /* VIA Technologies VT86C926 */ }, 104 105 { PCI_VENDOR_SURECOM, PCI_PRODUCT_SURECOM_NE34, 106 NULL, NULL, 107 NULL, NULL, 108 /* Surecom NE-34 */ }, 109 110 { PCI_VENDOR_NETVIN, PCI_PRODUCT_NETVIN_NV5000, 111 NULL, NULL, 112 NULL, NULL, 113 /* NetVin 5000 */ }, 114 115 /* XXX The following entries need sanity checking in pcidevs */ 116 { PCI_VENDOR_COMPEX, PCI_PRODUCT_COMPEX_COMPEXE, 117 NULL, NULL, 118 NULL, NULL, 119 /* Compex */ }, 120 121 { PCI_VENDOR_WINBOND2, PCI_PRODUCT_WINBOND2_W89C940, 122 NULL, NULL, 123 NULL, NULL, 124 /* ProLAN */ }, 125 126 { PCI_VENDOR_KTI, PCI_PRODUCT_KTI_KTIE, 127 NULL, NULL, 128 NULL, NULL, 129 /* KTI */ }, 130 }; 131 132 const struct ne_pci_product *ne_pci_lookup(struct pci_attach_args *); 133 134 const struct ne_pci_product * 135 ne_pci_lookup(struct pci_attach_args *pa) 136 { 137 const struct ne_pci_product *npp; 138 139 for (npp = ne_pci_prod; 140 npp < &ne_pci_prod[nitems(ne_pci_prod)]; 141 npp++) { 142 if (PCI_VENDOR(pa->pa_id) == npp->npp_vendor && 143 PCI_PRODUCT(pa->pa_id) == npp->npp_product) 144 return (npp); 145 } 146 return (NULL); 147 } 148 149 /* 150 * PCI constants. 151 * XXX These should be in a common file! 152 */ 153 #define PCI_CBIO 0x10 /* Configuration Base IO Address */ 154 155 int 156 ne_pci_match(struct device *parent, void *match, void *aux) 157 { 158 struct pci_attach_args *pa = aux; 159 160 if (ne_pci_lookup(pa) != NULL) 161 return (1); 162 163 return (0); 164 } 165 166 void 167 ne_pci_attach(struct device *parent, struct device *self, void *aux) 168 { 169 struct ne_pci_softc *psc = (struct ne_pci_softc *)self; 170 struct ne2000_softc *nsc = &psc->sc_ne2000; 171 struct dp8390_softc *dsc = &nsc->sc_dp8390; 172 struct pci_attach_args *pa = aux; 173 pci_chipset_tag_t pc = pa->pa_pc; 174 bus_size_t iosize; 175 bus_space_tag_t nict; 176 bus_space_handle_t nich; 177 bus_space_tag_t asict; 178 bus_space_handle_t asich; 179 const char *intrstr; 180 const struct ne_pci_product *npp; 181 pci_intr_handle_t ih; 182 183 npp = ne_pci_lookup(pa); 184 if (npp == NULL) { 185 printf("\n"); 186 panic("ne_pci_attach: impossible"); 187 } 188 189 if (pci_mapreg_map(pa, PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, 190 &nict, &nich, NULL, &iosize, 0)) { 191 printf(": can't map i/o space\n"); 192 return; 193 } 194 195 asict = nict; 196 if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, 197 NE2000_ASIC_NPORTS, &asich)) { 198 printf(": can't subregion i/o space\n"); 199 bus_space_unmap(nict, nich, iosize); 200 return; 201 } 202 203 dsc->sc_regt = nict; 204 dsc->sc_regh = nich; 205 206 nsc->sc_asict = asict; 207 nsc->sc_asich = asich; 208 209 /* This interface is always enabled. */ 210 dsc->sc_enabled = 1; 211 212 dsc->sc_mediachange = npp->npp_mediachange; 213 dsc->sc_mediastatus = npp->npp_mediastatus; 214 dsc->sc_media_init = npp->npp_media_init; 215 dsc->init_card = npp->npp_init_card; 216 217 /* Map and establish the interrupt. */ 218 if (pci_intr_map(pa, &ih)) { 219 printf(": couldn't map interrupt\n"); 220 bus_space_unmap(nict, nich, iosize); 221 return; 222 } 223 intrstr = pci_intr_string(pc, ih); 224 psc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, dp8390_intr, dsc, 225 dsc->sc_dev.dv_xname); 226 if (psc->sc_ih == NULL) { 227 printf(": couldn't establish interrupt"); 228 if (intrstr != NULL) 229 printf(" at %s", intrstr); 230 printf("\n"); 231 bus_space_unmap(nict, nich, iosize); 232 return; 233 } 234 printf(": %s", intrstr); 235 236 /* 237 * Do generic NE2000 attach. This will read the station address 238 * from the EEPROM. 239 */ 240 ne2000_attach(nsc, NULL); 241 } 242