1 /* $NetBSD: if_an_isapnp.c,v 1.4 2001/11/13 07:56:40 lukem Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 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. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 /* 40 * ISAPnP bus front-end for the Aironet ISA4500/ISA4800 Wireless LAN Adapter. 41 * Unlike WaveLAN, this adapter is attached as an ISA device using an address 42 * decoder hack. 43 */ 44 45 #include <sys/cdefs.h> 46 __KERNEL_RCSID(0, "$NetBSD: if_an_isapnp.c,v 1.4 2001/11/13 07:56:40 lukem Exp $"); 47 48 #include <sys/param.h> 49 #include <sys/systm.h> 50 #include <sys/mbuf.h> 51 #include <sys/malloc.h> 52 #include <sys/kernel.h> 53 #include <sys/socket.h> 54 #include <sys/ioctl.h> 55 #include <sys/errno.h> 56 #include <sys/device.h> 57 #include <sys/callout.h> 58 59 #include <net/if.h> 60 #include <net/if_dl.h> 61 #include <net/if_media.h> 62 #include <net/if_ether.h> 63 #include <net/if_ieee80211.h> 64 65 #include <machine/bus.h> 66 #include <machine/intr.h> 67 68 #include <dev/ic/anreg.h> 69 #include <dev/ic/anvar.h> 70 71 #include <dev/isa/isavar.h> 72 73 #include <dev/isapnp/isapnpreg.h> 74 #include <dev/isapnp/isapnpvar.h> 75 #include <dev/isapnp/isapnpdevs.h> 76 77 int an_isapnp_match(struct device *, struct cfdata *, void *); 78 void an_isapnp_attach(struct device *, struct device *, void *); 79 80 struct an_isapnp_softc { 81 struct an_softc sc_an; /* real "an" softc */ 82 83 /* ISA-specific goo. */ 84 void *sc_ih; /* interrupt cookie */ 85 }; 86 87 struct cfattach an_isapnp_ca = { 88 sizeof(struct an_isapnp_softc), an_isapnp_match, an_isapnp_attach 89 }; 90 91 int 92 an_isapnp_match(struct device *parent, struct cfdata *match, void *aux) 93 { 94 int pri, variant; 95 96 pri = isapnp_devmatch(aux, &isapnp_an_devinfo, &variant); 97 if (pri && variant > 0) 98 pri = 0; 99 return (pri); 100 } 101 102 void 103 an_isapnp_attach(struct device *parent, struct device *self, void *aux) 104 { 105 struct an_isapnp_softc *isc = (void *) self; 106 struct an_softc *sc = &isc->sc_an; 107 struct isapnp_attach_args *ipa = aux; 108 109 printf("\n"); 110 111 if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) { 112 printf("%s: can't configure isapnp resources\n", 113 sc->an_dev.dv_xname); 114 return; 115 } 116 117 sc->an_btag = ipa->ipa_iot; 118 sc->an_bhandle = ipa->ipa_io[0].h; 119 120 printf("%s: %s %s\n", sc->an_dev.dv_xname, ipa->ipa_devident, 121 ipa->ipa_devclass); 122 123 /* This interface is always enabled. */ 124 sc->sc_enabled = 1; 125 126 /* Establish the interrupt handler. */ 127 isc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num, 128 ipa->ipa_irq[0].type, IPL_NET, an_intr, sc); 129 if (isc->sc_ih == NULL) 130 printf("%s: couldn't establish interrupt handler\n", 131 sc->an_dev.dv_xname); 132 133 if (an_attach(sc) != 0) { 134 printf("%s: failed to attach controller\n", 135 sc->an_dev.dv_xname); 136 isa_intr_disestablish(ipa->ipa_ic, isc->sc_ih); 137 isc->sc_ih = NULL; 138 } 139 } 140