if_cs_isapnp.c revision 1.2
1 /* $NetBSD: if_cs_isapnp.c,v 1.2 2002/05/21 02:47:05 augustss Exp $ */ 2 3 /*- 4 * Copyright (c)2001 YAMAMOTO Takashi, 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: if_cs_isapnp.c,v 1.2 2002/05/21 02:47:05 augustss Exp $"); 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/device.h> 35 #include <sys/socket.h> 36 37 #include "rnd.h" 38 #if NRND > 0 39 #include <sys/rnd.h> 40 #endif 41 42 #include <net/if.h> 43 #include <net/if_ether.h> 44 #include <net/if_media.h> 45 46 #include <machine/bus.h> 47 #include <machine/intr.h> 48 49 #include <dev/isa/isavar.h> 50 51 #include <dev/ic/cs89x0reg.h> 52 #include <dev/ic/cs89x0var.h> 53 54 #include <dev/isapnp/isapnpreg.h> 55 #include <dev/isapnp/isapnpvar.h> 56 #include <dev/isapnp/isapnpdevs.h> 57 58 #define DEVNAME(sc) (sc)->sc_dev.dv_xname 59 60 int cs_isapnp_match(struct device *, struct cfdata *, void *); 61 void cs_isapnp_attach(struct device *, struct device *, void *); 62 63 struct cfattach cs_isapnp_ca = { 64 sizeof(struct cs_softc), 65 cs_isapnp_match, 66 cs_isapnp_attach 67 }; 68 69 int 70 cs_isapnp_match(parent, match, aux) 71 struct device *parent; 72 struct cfdata *match; 73 void *aux; 74 { 75 int pri, variant; 76 77 pri = isapnp_devmatch(aux, &isapnp_cs_devinfo, &variant); 78 if (pri && variant > 0) 79 pri = 0; 80 return pri; 81 } 82 83 void 84 cs_isapnp_attach(parent, self, aux) 85 struct device *parent, *self; 86 void *aux; 87 { 88 struct cs_softc *sc = (void *)self; 89 struct isapnp_attach_args *ipa = aux; 90 #ifdef notyet 91 struct cs_softc_isa *isc = (void *)sc; 92 int i; 93 #endif 94 95 printf("\n"); 96 97 if (ipa->ipa_nio != 1 || ipa->ipa_nirq != 1 || ipa->ipa_ndrq) { 98 printf("%s: unexpected resource requirements\n", 99 DEVNAME(sc)); 100 return; 101 } 102 103 if (ipa->ipa_io[0].length != CS8900_IOSIZE) { 104 printf("%s: unexpected io size\n", DEVNAME(sc)); 105 return; 106 } 107 108 if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) { 109 printf("%s: unable to allocate resources\n", DEVNAME(sc)); 110 return; 111 } 112 113 printf("%s: %s %s\n", DEVNAME(sc), ipa->ipa_devident, 114 ipa->ipa_devclass); 115 116 #ifdef notyet 117 #ifdef DEBUG 118 printf("%s: nio=%u, nmem=%u, nmem32=%u, ndrq=%u, nirq=%u\n", DEVNAME(sc), 119 ipa->ipa_nio, ipa->ipa_nmem, ipa->ipa_nmem32, ipa->ipa_ndrq, ipa->ipa_nirq); 120 #endif 121 isc->sc_ic = ipa->ipa_ic; 122 isc->sc_drq = ISACF_DRQ_DEFAULT; 123 #endif 124 sc->sc_iot = ipa->ipa_iot; 125 sc->sc_ioh = ipa->ipa_io[0].h; 126 sc->sc_irq = ipa->ipa_irq[0].num; 127 128 #ifdef notyet 129 for (i = 0; i < ipa->ipa_nmem; i++) { 130 if (ipa->ipa_mem[i].length == CS8900_MEMSIZE) { 131 #if 0 132 u_int16_t id; 133 134 id = CS_READ_PACKET_PAGE_MEM(sc, PKTPG_EISA_NUM); 135 if (id != EISA_NUM_CRYSTAL) { 136 printf("%s: unexpected id(%u)\n", 137 DEVNAME(sc), id); 138 continue; 139 } 140 printf("%s: correct id(%u) from mem=%u\n", 141 DEVNAME(sc), id, (u_int)ipa->ipa_mem[i].h); 142 #endif 143 144 sc->sc_memt = ipa->ipa_memt; 145 sc->sc_memh = ipa->ipa_mem[i].h; 146 sc->sc_pktpgaddr = ipa->ipa_mem[i].base; 147 sc->sc_cfgflags |= CFGFLG_MEM_MODE; 148 printf("%s: memory mode\n", DEVNAME(sc)); 149 break; 150 } 151 } 152 #endif 153 154 sc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num, 155 ipa->ipa_irq[0].type, IPL_NET, cs_intr, sc); 156 if (sc->sc_ih == 0) { 157 printf("%s: unable to establish interrupt\n", 158 DEVNAME(sc)); 159 goto fail; 160 } 161 162 if (cs_attach(sc, 0, 0, 0, 0)) { 163 printf("%s: unable to attach\n", DEVNAME(sc)); 164 goto fail; 165 } 166 167 return; 168 169 fail: 170 if (sc->sc_ih) 171 isa_intr_disestablish(ipa->ipa_ic, sc->sc_ih); 172 isapnp_unconfig(ipa->ipa_iot, ipa->ipa_memt, ipa); 173 } 174
Indexes created Thu Oct 02 01:09:59 GMT 2025