/* $OpenBSD: if_le_tc.c,v 1.3 1997/11/07 08:07:50 niklas Exp $ */ /* $NetBSD: if_le_tc.c,v 1.2 1996/05/07 02:24:57 thorpej Exp $ */ /* * Copyright (c) 1996 Carnegie-Mellon University. * All rights reserved. * * Author: Chris G. Demetriou * * Permission to use, copy, modify and distribute this software and * its documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. * * Carnegie Mellon requests users of this software to return to * * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU * School of Computer Science * Carnegie Mellon University * Pittsburgh PA 15213-3890 * * any improvements or extensions that they make and grant Carnegie the * rights to redistribute these changes. */ /* * LANCE on TurboChannel. */ #include #include #include #include #include #include #include #ifdef INET #include #include #endif #include #include #include #include int le_tc_match __P((struct device *, void *, void *)); void le_tc_attach __P((struct device *, struct device *, void *)); struct cfattach le_tc_ca = { sizeof(struct le_softc), le_tc_match, le_tc_attach }; #define LE_OFFSET_RAM 0x0 #define LE_OFFSET_LANCE 0x100000 #define LE_OFFSET_ROM 0x1c0000 int le_tc_match(parent, match, aux) struct device *parent; void *match, *aux; { struct tc_attach_args *d = aux; if (strncmp("PMAD-AA ", d->ta_modname, TC_ROM_LLEN) && strncmp("PMAD-BA ", d->ta_modname, TC_ROM_LLEN)) return (0); return (1); } void le_tc_attach(parent, self, aux) struct device *parent, *self; void *aux; { register struct le_softc *lesc = (void *)self; register struct am7990_softc *sc = &lesc->sc_am7990; struct tc_attach_args *d = aux; /* * It's on the turbochannel proper, or a kn02 * baseboard implementation of a TC option card. */ lesc->sc_r1 = (struct lereg1 *)(d->ta_addr + LE_OFFSET_LANCE); sc->sc_mem = (void *)(d->ta_addr + LE_OFFSET_RAM); sc->sc_copytodesc = am7990_copytobuf_contig; sc->sc_copyfromdesc = am7990_copyfrombuf_contig; sc->sc_copytobuf = am7990_copytobuf_contig; sc->sc_copyfrombuf = am7990_copyfrombuf_contig; sc->sc_zerobuf = am7990_zerobuf_contig; /* * TC lance boards have onboard SRAM buffers. DMA * between the onbard RAM and main memory is not possible, * so DMA setup is not required. */ dec_le_common_attach(sc, (u_char *)(d->ta_addr + LE_OFFSET_ROM + 2)); tc_intr_establish(parent, d->ta_cookie, TC_IPL_NET, am7990_intr, sc); }