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/*-
* Copyright (c) 2006 Marcel Moolenaar
* 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.
*
* 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/cdefs.h>
__FBSDID("$FreeBSD: release/9.1.0/sys/dev/scc/scc_bfe_macio.c 229093 2011-12-31 14:12:12Z hselasky $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/bus.h>
#include <sys/conf.h>
#include <sys/kernel.h>
#include <sys/module.h>
#include <dev/ofw/ofw_bus.h>
#include <machine/bus.h>
#include <sys/rman.h>
#include <machine/resource.h>
#include <dev/scc/scc_bfe.h>
#define MACIO_REGSHFT 4
#define MACIO_RCLK 230400
static int
scc_macio_probe(device_t dev)
{
struct scc_softc *sc;
const char *nm;
sc = device_get_softc(dev);
nm = ofw_bus_get_name(dev);
if (!strcmp(nm, "escc")) {
device_set_desc(dev, "Zilog Z8530 dual channel SCC");
sc->sc_class = &scc_z8530_class;
return (scc_bfe_probe(dev, MACIO_REGSHFT, MACIO_RCLK, 0));
}
return (ENXIO);
}
static int
scc_macio_attach(device_t dev)
{
return (scc_bfe_attach(dev, 3));
}
static device_method_t scc_macio_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, scc_macio_probe),
DEVMETHOD(device_attach, scc_macio_attach),
DEVMETHOD(device_detach, scc_bfe_detach),
DEVMETHOD(bus_alloc_resource, scc_bus_alloc_resource),
DEVMETHOD(bus_release_resource, scc_bus_release_resource),
DEVMETHOD(bus_get_resource, scc_bus_get_resource),
DEVMETHOD(bus_read_ivar, scc_bus_read_ivar),
DEVMETHOD(bus_setup_intr, scc_bus_setup_intr),
DEVMETHOD(bus_teardown_intr, scc_bus_teardown_intr),
DEVMETHOD_END
};
static driver_t scc_macio_driver = {
scc_driver_name,
scc_macio_methods,
sizeof(struct scc_softc),
};
DRIVER_MODULE(scc, macio, scc_macio_driver, scc_devclass, 0, 0);