1 /* $OpenBSD: if_ne_isapnp.c,v 1.12 2008/06/26 05:42:16 ray Exp $ */ 2 /* $NetBSD: if_ne_isapnp.c,v 1.7 1998/07/23 19:30:45 christos 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 and Matt Thomas of the 3am Software Foundry. 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/socket.h> 40 #include <sys/ioctl.h> 41 #include <sys/errno.h> 42 #include <sys/syslog.h> 43 #include <sys/selinfo.h> 44 #include <sys/device.h> 45 46 #include <net/if.h> 47 #include <net/if_dl.h> 48 #include <net/if_media.h> 49 50 #ifdef INET 51 #include <netinet/in.h> 52 #include <netinet/in_systm.h> 53 #include <netinet/in_var.h> 54 #include <netinet/ip.h> 55 #include <netinet/if_ether.h> 56 #endif 57 58 #if NBPFILTER > 0 59 #include <net/bpf.h> 60 #endif 61 62 #include <machine/intr.h> 63 #include <machine/bus.h> 64 65 #include <dev/ic/dp8390reg.h> 66 #include <dev/ic/dp8390var.h> 67 68 #include <dev/ic/ne2000reg.h> 69 #include <dev/ic/ne2000var.h> 70 71 #include <dev/ic/rtl80x9reg.h> 72 #include <dev/ic/rtl80x9var.h> 73 74 #include <dev/isa/isavar.h> 75 76 #include <dev/isa/isapnpreg.h> 77 78 static int ne_isapnp_match(struct device *, void *, void *); 79 static void ne_isapnp_attach(struct device *, struct device *, void *); 80 81 struct ne_isapnp_softc { 82 struct ne2000_softc sc_ne2000; /* real "ne2000" softc */ 83 84 /* ISA-specific goo. */ 85 void *sc_ih; /* interrupt cookie */ 86 }; 87 88 struct cfattach ne_isapnp_ca = { 89 sizeof(struct ne_isapnp_softc), ne_isapnp_match, ne_isapnp_attach 90 }; 91 92 static int 93 ne_isapnp_match(struct device *parent, void *match, void *aux) 94 { 95 return (1); 96 } 97 98 static void 99 ne_isapnp_attach(struct device *parent, struct device *self, void *aux) 100 { 101 struct ne_isapnp_softc * const isc = (struct ne_isapnp_softc *)self; 102 struct ne2000_softc * const nsc = &isc->sc_ne2000; 103 struct dp8390_softc * const dsc = &nsc->sc_dp8390; 104 struct isa_attach_args * const ipa = aux; 105 bus_space_tag_t nict; 106 bus_space_handle_t nich; 107 bus_space_tag_t asict; 108 bus_space_handle_t asich; 109 const char *typestr; 110 int netype; 111 112 nict = ipa->ia_iot; 113 nich = ipa->ipa_io[0].h; 114 115 asict = nict; 116 117 if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, 118 NE2000_ASIC_NPORTS, &asich)) { 119 printf("%s: can't subregion i/o space\n", dsc->sc_dev.dv_xname); 120 return; 121 } 122 123 dsc->sc_regt = nict; 124 dsc->sc_regh = nich; 125 126 nsc->sc_asict = asict; 127 nsc->sc_asich = asich; 128 129 /* 130 * Detect it again, so we can print some information about the 131 * interface. 132 */ 133 netype = ne2000_detect(nsc); 134 switch (netype) { 135 case NE2000_TYPE_NE1000: 136 typestr = "NE1000"; 137 break; 138 139 case NE2000_TYPE_NE2000: 140 typestr = "NE2000"; 141 /* 142 * Check for a RealTek 8019. 143 */ 144 bus_space_write_1(nict, nich, ED_P0_CR, 145 ED_CR_PAGE_0 | ED_CR_STP); 146 if (bus_space_read_1(nict, nich, NERTL_RTL0_8019ID0) == 147 RTL0_8019ID0 && 148 bus_space_read_1(nict, nich, NERTL_RTL0_8019ID1) == 149 RTL0_8019ID1) { 150 typestr = "NE2000 (RTL8019)"; 151 dsc->sc_mediachange = rtl80x9_mediachange; 152 dsc->sc_mediastatus = rtl80x9_mediastatus; 153 dsc->init_card = rtl80x9_init_card; 154 dsc->sc_media_init = rtl80x9_media_init; 155 } 156 break; 157 158 default: 159 printf(": where did the card go?!\n"); 160 return; 161 } 162 163 printf(": %s", typestr); 164 165 /* This interface is always enabled. */ 166 dsc->sc_enabled = 1; 167 168 /* 169 * Do generic NE2000 attach. This will read the station address 170 * from the EEPROM. 171 */ 172 ne2000_attach(nsc, NULL); 173 174 /* Establish the interrupt handler. */ 175 isc->sc_ih = isa_intr_establish(ipa->ia_ic, ipa->ipa_irq[0].num, 176 IST_EDGE, IPL_NET, dp8390_intr, dsc, 177 dsc->sc_dev.dv_xname); 178 if (isc->sc_ih == NULL) 179 printf(": couldn't establish interrupt handler\n"); 180 } 181