xref: /src/sys/dev/isapnp/com_isapnp.c

/*	$NetBSD: com_isapnp.c,v 1.1 1997/04/25 15:26:11 explorer Exp $	*/

/*
 * Copyright 1997 by Michael Graff <explorer (at) flame.org>
 * 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. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by
 *      Michael Graff <explorer (at) flame.org>
 * 4. Neither the name of the Author nor the names of its 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.
 */

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/errno.h>
#include <sys/ioctl.h>
#include <sys/syslog.h>
#include <sys/device.h>
#include <sys/proc.h>
#include <sys/termios.h>

#include <machine/bus.h>

#include <dev/isa/isavar.h>
#include <dev/isa/isadmavar.h>

#include <dev/isapnp/isapnpreg.h>
#include <dev/isapnp/isapnpvar.h>

#include <dev/isa/comvar.h>

int	com_isapnp_match __P((struct device *, void *, void *));
void	com_isapnp_attach __P((struct device *, struct device *, void *));

struct cfattach com_isapnp_ca = {
	sizeof(struct com_softc), com_isapnp_match, com_isapnp_attach
};

int
com_isapnp_match(parent, match, aux)
	struct device *parent;
	void *match, *aux;
{
	struct isapnp_attach_args *ipa = aux;

	if (strcmp(ipa->ipa_devlogic, "ROK0010") == 0)
		return 1;

	return 0;
}

void
com_isapnp_attach(parent, self, aux)
	struct device *parent, *self;
	void *aux;
{
	struct com_softc *sc = (struct com_softc *)self;
	struct isapnp_attach_args *ipa = aux;

	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
		printf("%s: error in region allocation\n",
		       sc->sc_dev.dv_xname);
		return;
	}

	sc->sc_iot = ipa->ipa_iot;
	sc->sc_iobase = ipa->ipa_io[0].base;
	sc->sc_ioh = ipa->ipa_io[0].h;

	/*
	 * if the chip isn't something we recognise skip it.
	 */
	if (comprobe1(sc->sc_iot, sc->sc_ioh, sc->sc_iobase) == 0)
		return;

	com_attach_subr(sc);

	sc->sc_ih = isa_intr_establish(ipa->ipa_ic, ipa->ipa_irq[0].num,
				       IST_EDGE, IPL_SERIAL, comintr, sc);
}