NetBSD/sys/arch/evbppc/explora/dev/com_elb.c
hannken 249e0067fe Add a port to the NCD Explora451 ThinClient.
- Supported devices: le, com, lpt, pckbd, frame buffer.
 - Support missing:   phy, audio, pcmcia.
 - Boots from network or md.

Approved by: Eduardo Horvath <eeh@netbsd.org>
2003-03-11 10:57:54 +00:00

92 lines
3.1 KiB
C

/* $NetBSD: com_elb.c,v 1.1 2003/03/11 10:57:56 hannken Exp $ */
/*-
* Copyright (c) 2003 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Juergen Hannken-Illjes.
*
* 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 the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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/conf.h>
#include <sys/device.h>
#include <sys/systm.h>
#include <sys/tty.h>
#include <machine/bus.h>
#include <dev/ic/comreg.h>
#include <dev/ic/comvar.h>
#include <evbppc/explora/dev/elbvar.h>
struct com_elb_softc {
struct com_softc sc_com;
void *sc_ih;
};
static int com_elb_probe(struct device *, struct cfdata *, void *);
static void com_elb_attach(struct device *, struct device *, void *);
CFATTACH_DECL(com_elb, sizeof(struct com_elb_softc),
com_elb_probe, com_elb_attach, NULL, NULL);
int
com_elb_probe(struct device *parent, struct cfdata *cf, void *aux)
{
struct elb_attach_args *oaa = aux;
if (strcmp(oaa->elb_name, cf->cf_name) != 0)
return 0;
return (1);
}
void
com_elb_attach(struct device *parent, struct device *self, void *aux)
{
struct com_elb_softc *msc = (void *)self;
struct com_softc *sc = &msc->sc_com;
struct elb_attach_args *eaa = aux;
sc->sc_iot = eaa->elb_bt;
sc->sc_iobase = eaa->elb_base;
bus_space_map(sc->sc_iot, eaa->elb_base, COM_NPORTS, 0, &sc->sc_ioh);
sc->sc_frequency = COM_FREQ;
com_attach_subr(sc);
intr_establish(eaa->elb_irq, IST_LEVEL, IPL_SERIAL, comintr, sc);
}