diff options
Diffstat (limited to 'sys/arch/hppa/gsc/com_gsc.c')
| -rw-r--r-- | sys/arch/hppa/gsc/com_gsc.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/sys/arch/hppa/gsc/com_gsc.c b/sys/arch/hppa/gsc/com_gsc.c new file mode 100644 index 00000000000..2e40744cfb4 --- /dev/null +++ b/sys/arch/hppa/gsc/com_gsc.c @@ -0,0 +1,98 @@ +/* $OpenBSD: com_gsc.c,v 1.1 1998/09/30 04:45:46 mickey Exp $ */ + +/* + * Copyright (c) 1998 Michael Shalayeff + * 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 Shalayeff. + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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/device.h> +#include <sys/tty.h> + +#include <machine/bus.h> +#include <machine/intr.h> +#include <machine/iomod.h> +#include <machine/autoconf.h> + +#include <dev/ic/comreg.h> +#include <dev/ic/comvar.h> + +#include <hppa/dev/cpudevs.h> + +int com_gsc_probe __P((struct device *, void *, void *)); +void com_gsc_attach __P((struct device *, struct device *, void *)); + + +struct cfattach com_gsc_ca = { + sizeof(struct com_softc), com_gsc_probe, com_gsc_attach +}; + +int +com_gsc_probe(parent, match, aux) + struct device *parent; + void *match, *aux; +{ + register struct confargs *ca = aux; + bus_space_handle_t ioh; + int rv; + + if (ca->ca_type.iodc_type != HPPA_TYPE_FIO || + (ca->ca_type.iodc_sv_model != HPPA_FIO_GRS232 && + (ca->ca_type.iodc_sv_model != HPPA_FIO_RS232))) + return 0; + + if (bus_space_map(ca->ca_iot, ca->ca_hpa, IOMOD_HPASIZE, 0, &ioh)) + return 0; + + rv = comprobe1(ca->ca_iot, ioh | IOMOD_DEVOFFSET); + bus_space_unmap(ca->ca_iot, ioh, IOMOD_HPASIZE); + return rv; +} + +void +com_gsc_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct com_softc *sc = (void *)self; + struct confargs *ca = aux; + + sc->sc_hwflags = 0; + sc->sc_swflags = 0; + sc->sc_iobase = (bus_addr_t)ca->ca_hpa; + sc->sc_iot = ca->ca_iot; + + if (bus_space_map(ca->ca_iot, ca->ca_hpa, COM_NPORTS, 0, &sc->sc_ioh)) + panic ("com_gsc_attach: mapping io space"); + + sc->sc_ioh |= IOMOD_DEVOFFSET; + com_attach_subr(sc); +} + + |