1/*-
2 * Copyright (c) 2013 Nathan Whitehorn
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#ifndef	_FDT_SIMPLEBUS_H
28#define	_FDT_SIMPLEBUS_H
29
30#include <dev/ofw/ofw_bus.h>
31
32/* FDT simplebus */
33DECLARE_CLASS(simplebus_driver);
34
35struct simplebus_range {
36	uint64_t bus;
37	uint64_t host;
38	uint64_t size;
39};
40
41/* devinfo and softc */
42struct simplebus_softc {
43	device_t dev;
44	phandle_t node;
45
46	struct simplebus_range *ranges;
47	int nranges;
48#define	SB_FLAG_NO_RANGES	(1 << 0) /* Bus doesn't have ranges property */
49	int flags;
50
51	pcell_t acells, scells;
52};
53
54struct simplebus_devinfo {
55	struct ofw_bus_devinfo	obdinfo;
56	struct resource_list	rl;
57};
58
59void simplebus_init(device_t dev, phandle_t node);
60device_t simplebus_add_device(device_t dev, phandle_t node, u_int order,
61    const char *name, int unit, struct simplebus_devinfo *di);
62struct simplebus_devinfo *simplebus_setup_dinfo(device_t dev, phandle_t node,
63    struct simplebus_devinfo *di);
64int simplebus_fill_ranges(phandle_t node,
65    struct simplebus_softc *sc);
66
67int simplebus_attach(device_t dev);
68int simplebus_attach_impl(device_t dev);
69int simplebus_detach(device_t dev);
70
71#endif	/* _FDT_SIMPLEBUS_H */
72