/* $OpenBSD: cy_isa.c,v 1.9 2002/09/15 21:30:25 art Exp $ */ /* * Copyright (c) 1996 Timo Rossi. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the author nor the names of contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /* * cy_isa.c * * Driver for Cyclades Cyclom-8/16/32 multiport serial cards * (currently not tested with Cyclom-32 cards) * * Timo Rossi, 1996 */ #include <sys/param.h> #include <sys/systm.h> #include <sys/device.h> #include <machine/bus.h> #include <dev/isa/isavar.h> #include <dev/isa/isareg.h> #include <dev/ic/cd1400reg.h> #include <dev/ic/cyreg.h> static int cy_isa_probe(struct device *, void *, void *); void cy_isa_attach(struct device *, struct device *, void *); struct cfattach cy_isa_ca = { sizeof(struct cy_softc), cy_isa_probe, cy_isa_attach }; int cy_isa_probe(parent, match, aux) struct device *parent; void *match, *aux; { int card = ((struct device *)match)->dv_unit; struct isa_attach_args *ia = aux; bus_space_tag_t memt; bus_space_handle_t memh; int ret; if (ia->ia_irq == IRQUNK) { printf("cy%d error: interrupt not defined\n", card); return (0); } memt = ia->ia_memt; if (bus_space_map(memt, ia->ia_maddr, 0x2000, 0, &memh) != 0) return (0); ret = cy_probe_common(memt, memh, CY_BUSTYPE_ISA); bus_space_unmap(memt, memh, 0x2000); if (ret == 0) return (0); ia->ia_iosize = 0; ia->ia_msize = 0x2000; return (1); } void cy_isa_attach(parent, self, aux) struct device *parent, *self; void *aux; { struct cy_softc *sc = (struct cy_softc *)self; struct isa_attach_args *ia = aux; sc->sc_bustype = CY_BUSTYPE_ISA; sc->sc_memt = ia->ia_memt; if (bus_space_map(ia->ia_memt, ia->ia_maddr, 0x2000, 0, &sc->sc_memh) != 0) return; sc->sc_nr_cd1400s = cy_probe_common(sc->sc_memt, sc->sc_memh, CY_BUSTYPE_ISA); cy_attach(parent, self); sc->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq, IST_EDGE, IPL_TTY, cy_intr, sc, sc->sc_dev.dv_xname); if (sc->sc_ih == NULL) panic("cy: couldn't establish interrupt"); }