1 /* $OpenBSD: if_ne_isa.c,v 1.5 2001/03/12 05:36:59 aaron Exp $ */ 2 /* $NetBSD: if_ne_isa.c,v 1.6 1998/07/05 06:49:13 jonathan Exp $ */ 3 4 /*- 5 * Copyright (c) 1997 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 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the NetBSD 23 * Foundation, Inc. and its contributors. 24 * 4. Neither the name of The NetBSD Foundation nor the names of its 25 * contributors may be used to endorse or promote products derived 26 * from this software without specific prior written permission. 27 * 28 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 29 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 31 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 32 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 33 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 34 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 35 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 36 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 37 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 38 * POSSIBILITY OF SUCH DAMAGE. 39 */ 40 41 #include "bpfilter.h" 42 43 #include <sys/param.h> 44 #include <sys/systm.h> 45 #include <sys/mbuf.h> 46 #include <sys/socket.h> 47 #include <sys/ioctl.h> 48 #include <sys/errno.h> 49 #include <sys/syslog.h> 50 #include <sys/select.h> 51 #include <sys/device.h> 52 53 #include <net/if.h> 54 #include <net/if_dl.h> 55 #ifdef __NetBSD__ 56 #include <net/if_ether.h> 57 #endif 58 #include <net/if_media.h> 59 60 #ifdef INET 61 #include <netinet/in.h> 62 #include <netinet/in_systm.h> 63 #include <netinet/in_var.h> 64 #include <netinet/ip.h> 65 #ifdef __NetBSD__ 66 #include <netinet/if_inarp.h> 67 #else 68 #include <netinet/if_ether.h> 69 #endif 70 #endif 71 72 #ifdef NS 73 #include <netns/ns.h> 74 #include <netns/ns_if.h> 75 #endif 76 77 #if NBPFILTER > 0 78 #include <net/bpf.h> 79 #include <net/bpfdesc.h> 80 #endif 81 82 #include <machine/intr.h> 83 #include <machine/bus.h> 84 85 #include <dev/ic/dp8390reg.h> 86 #include <dev/ic/dp8390var.h> 87 88 #include <dev/ic/ne2000reg.h> 89 #include <dev/ic/ne2000var.h> 90 91 #include <dev/ic/rtl80x9reg.h> 92 #include <dev/ic/rtl80x9var.h> 93 94 #include <dev/isa/isavar.h> 95 96 int ne_isa_match __P((struct device *, void *, void *)); 97 void ne_isa_attach __P((struct device *, struct device *, void *)); 98 99 struct ne_isa_softc { 100 struct ne2000_softc sc_ne2000; /* real "ne2000" softc */ 101 102 /* ISA-specific goo. */ 103 void *sc_ih; /* interrupt cookie */ 104 }; 105 106 struct cfattach ne_isa_ca = { 107 sizeof(struct ne_isa_softc), ne_isa_match, ne_isa_attach 108 }; 109 110 int 111 ne_isa_match(parent, match, aux) 112 struct device *parent; 113 void *match, *aux; 114 { 115 struct ne_isa_softc *isc = match; 116 struct ne2000_softc *nsc = &isc->sc_ne2000; 117 struct dp8390_softc *dsc = &nsc->sc_dp8390; 118 struct isa_attach_args *ia = aux; 119 bus_space_tag_t nict = ia->ia_iot; 120 bus_space_handle_t nich; 121 bus_space_tag_t asict; 122 bus_space_handle_t asich; 123 124 /* Disallow wildcarded values. */ 125 if (ia->ia_irq == -1 /* ISACF_IRQ_DEFAULT */) 126 return (0); 127 if (ia->ia_iobase == -1 /* ISACF_PORT_DEFAULT */) 128 return (0); 129 130 /* Make sure this is a valid NE[12]000 i/o address. */ 131 if ((ia->ia_iobase & 0x1f) != 0) 132 return (0); 133 134 /* Map i/o space. */ 135 if (bus_space_map(nict, ia->ia_iobase, NE2000_NPORTS, 0, &nich)) 136 return (0); 137 138 asict = nict; 139 if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, 140 NE2000_ASIC_NPORTS, &asich)) 141 goto out; 142 143 dsc->sc_regt = nict; 144 dsc->sc_regh = nich; 145 146 nsc->sc_asict = asict; 147 nsc->sc_asich = asich; 148 149 /* Look for an NE2000-compatible card. */ 150 nsc->sc_type = ne2000_detect(nsc); 151 152 if (nsc->sc_type) 153 ia->ia_iosize = NE2000_NPORTS; 154 155 out: 156 bus_space_unmap(nict, nich, NE2000_NPORTS); 157 return (nsc->sc_type); 158 } 159 160 void 161 ne_isa_attach(parent, self, aux) 162 struct device *parent, *self; 163 void *aux; 164 { 165 struct ne_isa_softc *isc = (struct ne_isa_softc *)self; 166 struct ne2000_softc *nsc = &isc->sc_ne2000; 167 struct dp8390_softc *dsc = &nsc->sc_dp8390; 168 struct isa_attach_args *ia = aux; 169 bus_space_tag_t nict = ia->ia_iot; 170 bus_space_handle_t nich; 171 bus_space_tag_t asict = nict; 172 bus_space_handle_t asich; 173 const char *typestr; 174 175 printf("\n"); 176 177 /* Map i/o space. */ 178 if (bus_space_map(nict, ia->ia_iobase, NE2000_NPORTS, 0, &nich)) { 179 printf("%s: can't map i/o space\n", dsc->sc_dev.dv_xname); 180 return; 181 } 182 183 if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, 184 NE2000_ASIC_NPORTS, &asich)) { 185 printf("%s: can't subregion i/o space\n", dsc->sc_dev.dv_xname); 186 return; 187 } 188 189 dsc->sc_regt = nict; 190 dsc->sc_regh = nich; 191 192 nsc->sc_asict = asict; 193 nsc->sc_asich = asich; 194 195 switch (nsc->sc_type) { 196 case NE2000_TYPE_NE1000: 197 typestr = "NE1000"; 198 break; 199 200 case NE2000_TYPE_NE2000: 201 typestr = "NE2000"; 202 /* 203 * Check for a RealTek 8019. 204 */ 205 bus_space_write_1(nict, nich, ED_P0_CR, 206 ED_CR_PAGE_0 | ED_CR_STP); 207 if (bus_space_read_1(nict, nich, NERTL_RTL0_8019ID0) == 208 RTL0_8019ID0 && 209 bus_space_read_1(nict, nich, NERTL_RTL0_8019ID1) == 210 RTL0_8019ID1) { 211 typestr = "NE2000 (RTL8019)"; 212 dsc->sc_mediachange = rtl80x9_mediachange; 213 dsc->sc_mediastatus = rtl80x9_mediastatus; 214 dsc->init_card = rtl80x9_init_card; 215 dsc->sc_media_init = rtl80x9_media_init; 216 } 217 break; 218 219 default: 220 printf("%s: where did the card go?!\n", dsc->sc_dev.dv_xname); 221 return; 222 } 223 224 printf("%s: %s Ethernet\n", dsc->sc_dev.dv_xname, typestr); 225 226 /* This interface is always enabled. */ 227 dsc->sc_enabled = 1; 228 229 /* 230 * Do generic NE2000 attach. This will read the station address 231 * from the EEPROM. 232 */ 233 ne2000_attach(nsc, NULL); 234 235 /* Establish the interrupt handler. */ 236 isc->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq, IST_EDGE, 237 IPL_NET, dp8390_intr, dsc, dsc->sc_dev.dv_xname); 238 if (isc->sc_ih == NULL) 239 printf("%s: couldn't establish interrupt handler\n", 240 dsc->sc_dev.dv_xname); 241 } 242