1 /* $OpenBSD: if_ne_isapnp.c,v 1.16 2015/11/24 17:11:39 mpi 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_media.h> 48 49 #include <netinet/in.h> 50 #include <netinet/if_ether.h> 51 52 #if NBPFILTER > 0 53 #include <net/bpf.h> 54 #endif 55 56 #include <machine/intr.h> 57 #include <machine/bus.h> 58 59 #include <dev/ic/dp8390reg.h> 60 #include <dev/ic/dp8390var.h> 61 62 #include <dev/ic/ne2000reg.h> 63 #include <dev/ic/ne2000var.h> 64 65 #include <dev/ic/rtl80x9reg.h> 66 #include <dev/ic/rtl80x9var.h> 67 68 #include <dev/isa/isavar.h> 69 70 #include <dev/isa/isapnpreg.h> 71 72 static int ne_isapnp_match(struct device *, void *, void *); 73 static void ne_isapnp_attach(struct device *, struct device *, void *); 74 75 struct ne_isapnp_softc { 76 struct ne2000_softc sc_ne2000; /* real "ne2000" softc */ 77 78 /* ISA-specific goo. */ 79 void *sc_ih; /* interrupt cookie */ 80 }; 81 82 struct cfattach ne_isapnp_ca = { 83 sizeof(struct ne_isapnp_softc), ne_isapnp_match, ne_isapnp_attach 84 }; 85 86 static int 87 ne_isapnp_match(struct device *parent, void *match, void *aux) 88 { 89 return (1); 90 } 91 92 static void 93 ne_isapnp_attach(struct device *parent, struct device *self, void *aux) 94 { 95 struct ne_isapnp_softc * const isc = (struct ne_isapnp_softc *)self; 96 struct ne2000_softc * const nsc = &isc->sc_ne2000; 97 struct dp8390_softc * const dsc = &nsc->sc_dp8390; 98 struct isa_attach_args * const ipa = aux; 99 bus_space_tag_t nict; 100 bus_space_handle_t nich; 101 bus_space_tag_t asict; 102 bus_space_handle_t asich; 103 const char *typestr; 104 int netype; 105 106 nict = ipa->ia_iot; 107 nich = ipa->ipa_io[0].h; 108 109 asict = nict; 110 111 if (bus_space_subregion(nict, nich, NE2000_ASIC_OFFSET, 112 NE2000_ASIC_NPORTS, &asich)) { 113 printf("%s: can't subregion i/o space\n", dsc->sc_dev.dv_xname); 114 return; 115 } 116 117 dsc->sc_regt = nict; 118 dsc->sc_regh = nich; 119 120 nsc->sc_asict = asict; 121 nsc->sc_asich = asich; 122 123 /* 124 * Detect it again, so we can print some information about the 125 * interface. 126 */ 127 netype = ne2000_detect(nsc); 128 switch (netype) { 129 case NE2000_TYPE_NE1000: 130 typestr = "NE1000"; 131 break; 132 133 case NE2000_TYPE_NE2000: 134 typestr = "NE2000"; 135 /* 136 * Check for a Realtek 8019. 137 */ 138 bus_space_write_1(nict, nich, ED_P0_CR, 139 ED_CR_PAGE_0 | ED_CR_STP); 140 if (bus_space_read_1(nict, nich, NERTL_RTL0_8019ID0) == 141 RTL0_8019ID0 && 142 bus_space_read_1(nict, nich, NERTL_RTL0_8019ID1) == 143 RTL0_8019ID1) { 144 typestr = "NE2000 (RTL8019)"; 145 dsc->sc_mediachange = rtl80x9_mediachange; 146 dsc->sc_mediastatus = rtl80x9_mediastatus; 147 dsc->init_card = rtl80x9_init_card; 148 dsc->sc_media_init = rtl80x9_media_init; 149 } 150 break; 151 152 default: 153 printf(": where did the card go?!\n"); 154 return; 155 } 156 157 printf(": %s", typestr); 158 159 /* This interface is always enabled. */ 160 dsc->sc_enabled = 1; 161 162 /* 163 * Do generic NE2000 attach. This will read the station address 164 * from the EEPROM. 165 */ 166 ne2000_attach(nsc, NULL); 167 168 /* Establish the interrupt handler. */ 169 isc->sc_ih = isa_intr_establish(ipa->ia_ic, ipa->ipa_irq[0].num, 170 IST_EDGE, IPL_NET, dp8390_intr, dsc, 171 dsc->sc_dev.dv_xname); 172 if (isc->sc_ih == NULL) 173 printf(": couldn't establish interrupt handler\n"); 174 } 175