1 /* $NetBSD: if_eb.c,v 1.4 2002/05/22 22:43:14 bjh21 Exp $ */ 2 3 /* 4 * Copyright (c) 2000, 2001 Ben Harris 5 * Copyright (c) 1995 Mark Brinicombe 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by Mark Brinicombe. 19 * 4. The name of the company nor the name of the author may be used to 20 * endorse or promote products derived from this software without specific 21 * prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 */ 35 /* 36 * if_eb.c - EtherB device driver 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: if_eb.c,v 1.4 2002/05/22 22:43:14 bjh21 Exp $"); 41 42 #include <sys/param.h> 43 44 #include <sys/device.h> 45 #include <sys/socket.h> 46 #include <sys/systm.h> 47 48 #include <machine/bus.h> 49 #include <machine/intr.h> 50 51 #include <net/if.h> 52 #include <net/if_ether.h> 53 54 #include <dev/podulebus/podulebus.h> 55 #include <dev/podulebus/podules.h> 56 57 #include <dev/podulebus/if_ebreg.h> 58 #include <dev/ic/seeq8005var.h> 59 60 /* 61 * per-line info and status 62 */ 63 64 struct eb_softc { 65 struct seeq8005_softc sc_8005; 66 void *sc_ih; 67 struct evcnt sc_intrcnt; 68 }; 69 70 /* 71 * prototypes 72 */ 73 74 int ebprobe(struct device *, struct cfdata *, void *); 75 void ebattach(struct device *, struct device *, void *); 76 77 /* driver structure for autoconf */ 78 79 struct cfattach eb_ca = { 80 sizeof(struct eb_softc), ebprobe, ebattach 81 }; 82 83 /* 84 * Probe routine. 85 */ 86 87 /* 88 * Probe for the ether3 podule. 89 */ 90 91 int 92 ebprobe(struct device *parent, struct cfdata *cf, void *aux) 93 { 94 struct podulebus_attach_args *pa = aux; 95 96 return pa->pa_product == PODULE_ETHERB; 97 } 98 99 100 /* 101 * Attach podule. 102 */ 103 104 void 105 ebattach(struct device *parent, struct device *self, void *aux) 106 { 107 struct eb_softc *sc = (void *)self; 108 struct podulebus_attach_args *pa = aux; 109 u_int8_t myaddr[ETHER_ADDR_LEN]; 110 111 /* dprintf(("Attaching %s...\n", sc->sc_dev.dv_xname));*/ 112 113 /* Set the address of the controller for easy access */ 114 podulebus_shift_tag(pa->pa_mod_t, EB_8004_SHIFT, &sc->sc_8005.sc_iot); 115 bus_space_map(sc->sc_8005.sc_iot, pa->pa_mod_base + EB_8004_BASE, 116 /* XXX */ 0, 0, &sc->sc_8005.sc_ioh); 117 118 /* 119 * Build the address from the machine id. 120 */ 121 netslot_ea(myaddr); 122 123 printf(":"); 124 seeq8005_attach(&sc->sc_8005, myaddr, NULL, 0, 0); 125 126 /* Claim a podule interrupt */ 127 128 evcnt_attach_dynamic(&sc->sc_intrcnt, EVCNT_TYPE_INTR, NULL, 129 self->dv_xname, "intr"); 130 sc->sc_ih = podulebus_irq_establish(pa->pa_ih, IPL_NET, seeq8005intr, 131 sc, &sc->sc_intrcnt); 132 } 133 134 /* End of if_eb.c */ 135