1 /* $NetBSD: if_ea.c,v 1.16 2009/05/12 14:42:58 cegger 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_ea.c - Ether3 device driver 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: if_ea.c,v 1.16 2009/05/12 14:42:58 cegger 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 <sys/bus.h> 49 #include <sys/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_eareg.h> 58 #include <dev/ic/seeq8005var.h> 59 60 /* 61 * per-line info and status 62 */ 63 64 struct ea_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 eaprobe(device_t, cfdata_t, void *); 75 void eaattach(device_t, device_t, void *); 76 77 /* driver structure for autoconf */ 78 79 CFATTACH_DECL(ea, sizeof(struct ea_softc), 80 eaprobe, eaattach, NULL, NULL); 81 82 /* 83 * Probe routine. 84 */ 85 86 /* 87 * Probe for the ether3 podule. 88 */ 89 90 int 91 eaprobe(device_t parent, cfdata_t cf, void *aux) 92 { 93 struct podulebus_attach_args *pa = aux; 94 95 return pa->pa_product == PODULE_ETHER3; 96 } 97 98 99 /* 100 * Attach podule. 101 */ 102 103 void 104 eaattach(device_t parent, device_t self, void *aux) 105 { 106 struct ea_softc *sc = device_private(self); 107 struct podulebus_attach_args *pa = aux; 108 u_int8_t myaddr[ETHER_ADDR_LEN]; 109 char *ptr; 110 int i; 111 112 /* dprintf(("Attaching %s...\n", device_xname(&sc->sc_dev)));*/ 113 114 /* Set the address of the controller for easy access */ 115 podulebus_shift_tag(pa->pa_mod_t, EA_8005_SHIFT, &sc->sc_8005.sc_iot); 116 bus_space_map(sc->sc_8005.sc_iot, pa->pa_mod_base, /* XXX */ 0, 0, 117 &sc->sc_8005.sc_ioh); 118 119 /* Get the Ethernet address from the device description string. */ 120 if (pa->pa_descr == NULL) { 121 printf(": No description for Ethernet address\n"); 122 return; 123 } 124 ptr = strchr(pa->pa_descr, '('); 125 if (ptr == NULL) { 126 printf(": Ethernet address not found in description\n"); 127 return; 128 } 129 ptr++; 130 for (i = 0; i < ETHER_ADDR_LEN; i++) { 131 myaddr[i] = strtoul(ptr, &ptr, 16); 132 if (*ptr++ != (i == ETHER_ADDR_LEN - 1 ? ')' : ':')) { 133 printf(": Bad Ethernet address found in " 134 "description\n"); 135 return; 136 } 137 } 138 139 printf(":"); 140 seeq8005_attach(&sc->sc_8005, myaddr, NULL, 0, 0); 141 142 /* Claim a podule interrupt */ 143 144 evcnt_attach_dynamic(&sc->sc_intrcnt, EVCNT_TYPE_INTR, NULL, 145 device_xname(self), "intr"); 146 sc->sc_ih = podulebus_irq_establish(pa->pa_ih, IPL_NET, seeq8005intr, 147 sc, &sc->sc_intrcnt); 148 } 149 150 /* End of if_ea.c */ 151