2012-08-21 06:31:26 +00:00
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/*-
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* Copyright (C) 2012 Margarida Gouveia
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* All rights reserved.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/rman.h>
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#include <machine/bus.h>
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#include <machine/platform.h>
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#include <machine/intr_machdep.h>
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#include <machine/resource.h>
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#include <powerpc/wii/wii_ipcreg.h>
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/*
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* Driver to interface with the Wii's IOS. IOS are small "microkernels" that run
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* on the Broadway GPU and provide access to system services like USB.
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*/
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static int wiiipc_probe(device_t);
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static int wiiipc_attach(device_t);
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struct wiiipc_softc {
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};
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static device_method_t wiiipc_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, wiiipc_probe),
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DEVMETHOD(device_attach, wiiipc_attach),
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2013-02-11 08:20:21 +00:00
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DEVMETHOD_END
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2012-08-21 06:31:26 +00:00
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};
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static driver_t wiiipc_driver = {
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"wiiipc",
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wiiipc_methods,
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sizeof(struct wiiipc_softc)
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};
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static devclass_t wiiipc_devclass;
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DRIVER_MODULE(wiiipc, wiibus, wiiipc_driver, wiiipc_devclass, 0, 0);
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static int
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wiiipc_probe(device_t dev)
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{
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device_set_desc(dev, "Nintendo Wii IOS IPC");
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return (BUS_PROBE_NOWILDCARD);
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}
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static int
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wiiipc_attach(device_t dev)
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{
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struct wiiipc_softc *sc;
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sc = device_get_softc(dev);
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#ifdef notyet
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sc->sc_dev = dev;
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sc->sc_rrid = 0;
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sc->sc_rres = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
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&sc->sc_rrid, RF_ACTIVE);
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if (sc->sc_rres == NULL) {
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device_printf(dev, "could not alloc mem resource\n");
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return (ENXIO);
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}
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sc->sc_bt = rman_get_bustag(sc->sc_rres);
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sc->sc_bh = rman_get_bushandle(sc->sc_rres);
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#endif
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return (0);
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}
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