1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright 2008 by Nathan Whitehorn. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
22 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 */
28
29#include <sys/param.h>
30#include <sys/systm.h>
31#include <sys/module.h>
32#include <sys/bus.h>
33#include <sys/conf.h>
34#include <sys/kernel.h>
35
36#include <dev/ofw/ofw_bus.h>
37#include <dev/ofw/openfirm.h>
38
39#include <machine/bus.h>
40
41#include <vm/vm.h>
42#include <vm/pmap.h>
43
44#include <sys/rman.h>
45
46/*
47 * Mambo interface
48 */
49static int	mambobus_probe(device_t);
50static int	mambobus_attach(device_t);
51
52static device_method_t  mambobus_methods[] = {
53	/* Device interface */
54	DEVMETHOD(device_probe,		mambobus_probe),
55	DEVMETHOD(device_attach,	mambobus_attach),
56
57	/* Bus interface */
58	DEVMETHOD(bus_add_child,	bus_generic_add_child),
59	DEVMETHOD(bus_read_ivar,	bus_generic_read_ivar),
60	DEVMETHOD(bus_setup_intr,	bus_generic_setup_intr),
61	DEVMETHOD(bus_teardown_intr,	bus_generic_teardown_intr),
62	DEVMETHOD(bus_alloc_resource,	bus_generic_alloc_resource),
63	DEVMETHOD(bus_release_resource,	bus_generic_release_resource),
64	DEVMETHOD(bus_activate_resource,bus_generic_activate_resource),
65
66	DEVMETHOD_END
67};
68
69static driver_t mambobus_driver = {
70	"mambo",
71	mambobus_methods,
72	0
73};
74
75DRIVER_MODULE(mambo, ofwbus, mambobus_driver, 0, 0);
76
77static int
78mambobus_probe(device_t dev)
79{
80	const char *name = ofw_bus_get_name(dev);
81
82	if (name && !strcmp(name, "mambo")) {
83		device_set_desc(dev, "Mambo Simulator");
84		return (0);
85	}
86
87	return (ENXIO);
88}
89
90static int
91mambobus_attach(device_t dev)
92{
93	bus_generic_probe(dev);
94	return (bus_generic_attach(dev));
95}
96