130 lines
4.1 KiB
C
130 lines
4.1 KiB
C
/* $NetBSD: lpt_jensenio.c,v 1.1 2000/07/12 20:36:10 thorpej Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
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__KERNEL_RCSID(0, "$NetBSD: lpt_jensenio.c,v 1.1 2000/07/12 20:36:10 thorpej Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/ioctl.h>
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#include <sys/select.h>
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#include <sys/tty.h>
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#include <sys/proc.h>
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#include <sys/user.h>
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#include <sys/conf.h>
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#include <sys/file.h>
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#include <sys/uio.h>
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#include <sys/kernel.h>
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#include <sys/syslog.h>
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#include <sys/types.h>
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#include <sys/device.h>
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#include <machine/intr.h>
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#include <machine/bus.h>
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#include <dev/ic/lptreg.h>
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#include <dev/ic/lptvar.h>
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#include <dev/eisa/eisavar.h>
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#include <dev/isa/isavar.h>
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#include <alpha/jensenio/jenseniovar.h>
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struct lpt_jensenio_softc {
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struct lpt_softc sc_lpt; /* real "lpt" softc */
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/* Jensen-specific goo. */
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void *sc_ih; /* interrupt handler */
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};
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int lpt_jensenio_match(struct device *, struct cfdata *, void *);
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void lpt_jensenio_attach(struct device *, struct device *, void *);
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struct cfattach lpt_jensenio_ca = {
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sizeof(struct lpt_jensenio_softc), lpt_jensenio_match,
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lpt_jensenio_attach
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};
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int
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lpt_jensenio_match(struct device *parent, struct cfdata *match, void *aux)
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{
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struct jensenio_attach_args *ja = aux;
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/* Always present. */
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if (strcmp(ja->ja_name, match->cf_driver->cd_name) == 0)
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return (1);
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return (0);
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}
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void
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lpt_jensenio_attach(struct device *parent, struct device *self, void *aux)
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{
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struct lpt_jensenio_softc *jsc = (void *)self;
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struct lpt_softc *sc = &jsc->sc_lpt;
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struct jensenio_attach_args *ja = aux;
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const char *intrstr;
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sc->sc_iot = ja->ja_iot;
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if (bus_space_map(sc->sc_iot, ja->ja_ioaddr, LPT_NPORTS, 0,
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&sc->sc_ioh) != 0) {
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printf(": can't map i/o space\n");
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return;
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}
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printf("\n");
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lpt_attach_subr(sc);
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intrstr = eisa_intr_string(ja->ja_ec, ja->ja_irq[0]);
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jsc->sc_ih = eisa_intr_establish(ja->ja_ec, ja->ja_irq[0],
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IST_EDGE, IPL_TTY, lptintr, sc);
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if (jsc->sc_ih == NULL) {
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printf("%s: unable to establish interrupt",
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sc->sc_dev.dv_xname);
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if (intrstr != NULL)
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printf(" at %s", intrstr);
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printf("\n");
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return;
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}
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printf("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr);
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}
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