mambo.c revision 331722 
1/*-
2 * Copyright 2008 by Nathan Whitehorn. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
18 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
20 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
21 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 *
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD: stable/11/sys/powerpc/mambo/mambo.c 331722 2018-03-29 02:50:57Z eadler $");
29
30#include <sys/param.h>
31#include <sys/systm.h>
32#include <sys/module.h>
33#include <sys/bus.h>
34#include <sys/conf.h>
35#include <sys/kernel.h>
36
37#include <dev/ofw/ofw_bus.h>
38#include <dev/ofw/openfirm.h>
39
40#include <machine/bus.h>
41
42#include <vm/vm.h>
43#include <vm/pmap.h>
44
45#include <sys/rman.h>
46
47/*
48 * Mambo interface
49 */
50static int	mambobus_probe(device_t);
51static int	mambobus_attach(device_t);
52
53static device_method_t  mambobus_methods[] = {
54	/* Device interface */
55	DEVMETHOD(device_probe,		mambobus_probe),
56	DEVMETHOD(device_attach,	mambobus_attach),
57
58	/* Bus interface */
59	DEVMETHOD(bus_add_child,	bus_generic_add_child),
60	DEVMETHOD(bus_read_ivar,	bus_generic_read_ivar),
61	DEVMETHOD(bus_setup_intr,	bus_generic_setup_intr),
62	DEVMETHOD(bus_teardown_intr,	bus_generic_teardown_intr),
63	DEVMETHOD(bus_alloc_resource,	bus_generic_alloc_resource),
64	DEVMETHOD(bus_release_resource,	bus_generic_release_resource),
65	DEVMETHOD(bus_activate_resource,bus_generic_activate_resource),
66
67	DEVMETHOD_END
68};
69
70static driver_t mambobus_driver = {
71	"mambo",
72	mambobus_methods,
73	0
74};
75
76static devclass_t mambobus_devclass;
77
78DRIVER_MODULE(mambo, ofwbus, mambobus_driver, mambobus_devclass, 0, 0);
79
80static int
81mambobus_probe(device_t dev)
82{
83	const char *name = ofw_bus_get_name(dev);
84
85	if (name && !strcmp(name, "mambo")) {
86		device_set_desc(dev, "Mambo Simulator");
87		return (0);
88	}
89
90	return (ENXIO);
91}
92
93static int
94mambobus_attach(device_t dev)
95{
96	bus_generic_probe(dev);
97	return (bus_generic_attach(dev));
98}
99
100