if_ne_isapnp.c revision 1.12
1 /* $NetBSD: if_ne_isapnp.c,v 1.12 2001/02/12 18:49:04 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 and Matt Thomas of the 3am Software Foundry. 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 "opt_ns.h" 42 #include "bpfilter.h" 43 44 #include <sys/param.h> 45 #include <sys/systm.h> 46 #include <sys/mbuf.h> 47 #include <sys/socket.h> 48 #include <sys/ioctl.h> 49 #include <sys/errno.h> 50 #include <sys/syslog.h> 51 #include <sys/select.h> 52 #include <sys/device.h> 53 54 #include <net/if.h> 55 #include <net/if_dl.h> 56 #include <net/if_ether.h> 57 #include <net/if_media.h> 58 59 #ifdef INET 60 #include <netinet/in.h> 61 #include <netinet/in_systm.h> 62 #include <netinet/in_var.h> 63 #include <netinet/ip.h> 64 #include <netinet/if_inarp.h> 65 #endif 66 67 #ifdef NS 68 #include <netns/ns.h> 69 #include <netns/ns_if.h> 70 #endif 71 72 #if NBPFILTER > 0 73 #include <net/bpf.h> 74 #include <net/bpfdesc.h> 75 #endif 76 77 #include <machine/intr.h> 78 #include <machine/bus.h> 79 80 #include <dev/ic/dp8390reg.h> 81 #include <dev/ic/dp8390var.h> 82 83 #include <dev/ic/ne2000reg.h> 84 #include <dev/ic/ne2000var.h> 85 86 #include <dev/ic/rtl80x9reg.h> 87 #include <dev/ic/rtl80x9var.h> 88 89 #include <dev/isa/isavar.h> 90 91 #include <dev/isapnp/isapnpreg.h> 92 #include <dev/isapnp/isapnpvar.h> 93 #include <dev/isapnp/isapnpdevs.h> 94 95 static int ne_isapnp_match __P((struct device *, struct cfdata *, void *)); 96 static void ne_isapnp_attach __P((struct device *, struct device *, void *)); 97 98 struct ne_isapnp_softc { 99 struct ne2000_softc sc_ne2000; /* real "ne2000" softc */ 100 101 /* ISA-specific goo. */ 102 void *sc_ih; /* interrupt cookie */ 103 }; 104 105 struct cfattach ne_isapnp_ca = { 106 sizeof(struct ne_isapnp_softc), ne_isapnp_match, ne_isapnp_attach 107 }; 108 109 static int 110 ne_isapnp_match(parent, match, aux) 111 struct device *parent; 112 struct cfdata *match; 113 void *aux; 114 { 115 int pri, variant; 116 117 pri = isapnp_devmatch(aux, &isapnp_ne_devinfo, &variant); 118 if (pri && variant > 0) 119 pri = 0; 120 return (pri); 121 } 122 123 static void 124 ne_isapnp_attach( 125 struct device *parent, 126 struct device *self, 127 void *aux) 128 { 129 struct ne_isapnp_softc * const isc = (struct ne_isapnp_softc *)self; 130 struct ne2000_softc * const nsc = &isc->sc_ne2000; 131 struct dp8390_softc * const dsc = &nsc->sc_dp8390; 132 struct isapnp_attach_args * const ipa = aux; 133 bus_space_tag_t nict; 134 bus_space_handle_t nich; 135 bus_space_tag_t asict; 136 bus_space_handle_t asich; 137 const char *typestr; 138 int netype; 139 140 printf("\n"); 141 142 if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) { 143 printf("%s: can't configure isapnp resources\n", 144 dsc->sc_dev.dv_xname); 145 return; 146 } 147 148 nict = ipa->ipa_iot; 149 nich = ipa->ipa_io[0].h; 150 151 asict = nict; 152 153 if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, 154 NE2000_ASIC_NPORTS, &asich)) { 155 printf("%s: can't subregion i/o space\n", dsc->sc_dev.dv_xname); 156 return; 157 } 158 159 dsc->sc_regt = nict; 160 dsc->sc_regh = nich; 161 162 nsc->sc_asict = asict; 163 nsc->sc_asich = asich; 164 165 /* 166 * Detect it again, so we can print some information about the 167 * interface. 168 */ 169 netype = ne2000_detect(nict, nich, asict, asich); 170 switch (netype) { 171 case NE2000_TYPE_NE1000: 172 typestr = "NE1000"; 173 break; 174 175 case NE2000_TYPE_NE2000: 176 typestr = "NE2000"; 177 /* 178 * Check for a RealTek 8019. 179 */ 180 bus_space_write_1(nict, nich, ED_P0_CR, 181 ED_CR_PAGE_0 | ED_CR_STP); 182 if (bus_space_read_1(nict, nich, NERTL_RTL0_8019ID0) == 183 RTL0_8019ID0 && 184 bus_space_read_1(nict, nich, NERTL_RTL0_8019ID1) == 185 RTL0_8019ID1) { 186 typestr = "NE2000 (RTL8019)"; 187 dsc->sc_mediachange = rtl80x9_mediachange; 188 dsc->sc_mediastatus = rtl80x9_mediastatus; 189 dsc->init_card = rtl80x9_init_card; 190 dsc->sc_media_init = rtl80x9_media_init; 191 } 192 break; 193 194 default: 195 printf("%s: where did the card go?!\n", dsc->sc_dev.dv_xname); 196 return; 197 } 198 199 printf("%s: %s Ethernet\n", dsc->sc_dev.dv_xname, typestr); 200 201 /* This interface is always enabled. */ 202 dsc->sc_enabled = 1; 203 204 /* 205 * Do generic NE2000 attach. This will read the station address 206 * from the EEPROM. 207 */ 208 ne2000_attach(nsc, NULL); 209 210 /* Establish the interrupt handler. */ 211 isc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num, 212 ipa->ipa_irq[0].type, IPL_NET, dp8390_intr, dsc); 213 if (isc->sc_ih == NULL) 214 printf("%s: couldn't establish interrupt handler\n", 215 dsc->sc_dev.dv_xname); 216 } 217
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