65d08437ef
a sub-node of nexus (ofwbus) rather than direct attach under nexus. This fixes FDT on x86 and will make coexistence with ACPI on ARM systems easier. SPARC is unchanged. Reviewed by: imp, ian
100 lines
2.8 KiB
C
100 lines
2.8 KiB
C
/*-
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* Copyright 2008 by Nathan Whitehorn. 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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*/
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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 <dev/ofw/ofw_bus.h>
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#include <dev/ofw/openfirm.h>
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#include <machine/bus.h>
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#include <vm/vm.h>
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#include <vm/pmap.h>
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#include <sys/rman.h>
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/*
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* Mambo interface
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*/
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static int mambobus_probe(device_t);
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static int mambobus_attach(device_t);
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static device_method_t mambobus_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, mambobus_probe),
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DEVMETHOD(device_attach, mambobus_attach),
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/* Bus interface */
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DEVMETHOD(bus_add_child, bus_generic_add_child),
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DEVMETHOD(bus_read_ivar, bus_generic_read_ivar),
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DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
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DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
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DEVMETHOD(bus_alloc_resource, bus_generic_alloc_resource),
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DEVMETHOD(bus_release_resource, bus_generic_release_resource),
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DEVMETHOD(bus_activate_resource,bus_generic_activate_resource),
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DEVMETHOD_END
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};
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static driver_t mambobus_driver = {
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"mambo",
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mambobus_methods,
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0
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};
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static devclass_t mambobus_devclass;
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DRIVER_MODULE(mambo, ofwbus, mambobus_driver, mambobus_devclass, 0, 0);
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static int
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mambobus_probe(device_t dev)
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{
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const char *name = ofw_bus_get_name(dev);
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if (name && !strcmp(name, "mambo")) {
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device_set_desc(dev, "Mambo Simulator");
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return (0);
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}
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return (ENXIO);
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}
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static int
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mambobus_attach(device_t dev)
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{
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bus_generic_probe(dev);
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return (bus_generic_attach(dev));
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}
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