if_le.c revision 1.23
1 /* $NetBSD: if_le.c,v 1.23 1997/03/15 18:09:26 is Exp $ */ 2 3 /*- 4 * Copyright (c) 1995 Charles M. Hannum. All rights reserved. 5 * Copyright (c) 1992, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * Ralph Campbell and Rick Macklem. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by the University of 22 * California, Berkeley and its contributors. 23 * 4. Neither the name of the University nor the names of its contributors 24 * may be used to endorse or promote products derived from this software 25 * without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * @(#)if_le.c 8.2 (Berkeley) 11/16/93 40 */ 41 42 #include "bpfilter.h" 43 44 #include <sys/param.h> 45 #include <sys/systm.h> 46 #include <sys/mbuf.h> 47 #include <sys/syslog.h> 48 #include <sys/socket.h> 49 #include <sys/device.h> 50 51 #include <net/if.h> 52 #include <net/if_ether.h> 53 54 #ifdef INET 55 #include <netinet/in.h> 56 #include <netinet/if_inarp.h> 57 #endif 58 59 #include <machine/cpu.h> 60 #include <machine/mtpr.h> 61 62 #include <amiga/amiga/device.h> 63 #include <amiga/amiga/isr.h> 64 65 #include <dev/ic/am7990reg.h> 66 #include <dev/ic/am7990var.h> 67 68 #include <amiga/dev/zbusvar.h> 69 #include <amiga/dev/if_levar.h> 70 71 /* offsets for: ID, REGS, MEM */ 72 int lestd[] = { 0, 0x4000, 0x8000 }; 73 74 int le_zbus_match __P((struct device *, struct cfdata *, void *)); 75 void le_zbus_attach __P((struct device *, struct device *, void *)); 76 77 struct cfattach le_zbus_ca = { 78 sizeof(struct le_softc), le_zbus_match, le_zbus_attach 79 }; 80 81 hide void lewrcsr __P((struct am7990_softc *, u_int16_t, u_int16_t)); 82 hide u_int16_t lerdcsr __P((struct am7990_softc *, u_int16_t)); 83 84 hide void 85 lewrcsr(sc, port, val) 86 struct am7990_softc *sc; 87 u_int16_t port, val; 88 { 89 struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1; 90 91 ler1->ler1_rap = port; 92 ler1->ler1_rdp = val; 93 } 94 95 hide u_int16_t 96 lerdcsr(sc, port) 97 struct am7990_softc *sc; 98 u_int16_t port; 99 { 100 struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1; 101 u_int16_t val; 102 103 ler1->ler1_rap = port; 104 val = ler1->ler1_rdp; 105 return (val); 106 } 107 108 int 109 le_zbus_match(parent, cfp, aux) 110 struct device *parent; 111 struct cfdata *cfp; 112 void *aux; 113 { 114 struct zbus_args *zap = aux; 115 116 /* Commodore ethernet card */ 117 if (zap->manid == 514 && zap->prodid == 112) 118 return (1); 119 120 /* Ameristar ethernet card */ 121 if (zap->manid == 1053 && zap->prodid == 1) 122 return (1); 123 124 return (0); 125 } 126 127 void 128 le_zbus_attach(parent, self, aux) 129 struct device *parent, *self; 130 void *aux; 131 { 132 struct le_softc *lesc = (struct le_softc *)self; 133 struct am7990_softc *sc = &lesc->sc_am7990; 134 struct zbus_args *zap = aux; 135 u_long ser; 136 u_int8_t myaddr[ETHER_ADDR_LEN]; 137 138 lesc->sc_r1 = (struct lereg1 *)(lestd[1] + (int)zap->va); 139 sc->sc_mem = (void *)(lestd[2] + (int)zap->va); 140 141 sc->sc_copytodesc = am7990_copytobuf_contig; 142 sc->sc_copyfromdesc = am7990_copyfrombuf_contig; 143 sc->sc_copytobuf = am7990_copytobuf_contig; 144 sc->sc_copyfrombuf = am7990_copyfrombuf_contig; 145 sc->sc_zerobuf = am7990_zerobuf_contig; 146 147 sc->sc_rdcsr = lerdcsr; 148 sc->sc_wrcsr = lewrcsr; 149 sc->sc_hwinit = NULL; 150 151 sc->sc_conf3 = LE_C3_BSWP; 152 sc->sc_addr = 0x8000; 153 154 /* 155 * Manufacturer decides the 3 first bytes, i.e. ethernet vendor ID. 156 */ 157 switch (zap->manid) { 158 case 514: 159 /* Commodore */ 160 sc->sc_memsize = 32768; 161 sc->sc_enaddr[0] = 0x00; 162 sc->sc_enaddr[1] = 0x80; 163 sc->sc_enaddr[2] = 0x10; 164 break; 165 166 case 1053: 167 /* Ameristar */ 168 sc->sc_memsize = 32768; 169 sc->sc_enaddr[0] = 0x00; 170 sc->sc_enaddr[1] = 0x00; 171 sc->sc_enaddr[2] = 0x9f; 172 break; 173 174 default: 175 panic("le_zbus_attach: bad manid"); 176 } 177 178 /* 179 * Serial number for board is used as host ID. 180 */ 181 ser = (u_long)zap->serno; 182 sc->sc_enaddr[3] = (ser >> 16) & 0xff; 183 sc->sc_enaddr[4] = (ser >> 8) & 0xff; 184 sc->sc_enaddr[5] = (ser ) & 0xff; 185 186 am7990_config(sc); 187 188 lesc->sc_isr.isr_intr = am7990_intr; 189 lesc->sc_isr.isr_arg = sc; 190 lesc->sc_isr.isr_ipl = 2; 191 add_isr(&lesc->sc_isr); 192 } 193
Indexes created Tue Sep 23 07:09:52 GMT 2025