1/*-
2 * Copyright (c) 2006 Michael Lorenz
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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
15 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
16 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
17 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
18 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
19 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
20 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
21 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
22 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
23 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
24 * POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__KERNEL_RCSID(0, "$NetBSD: obiovar.h,v 1.5 2020/04/16 23:29:52 rin Exp $");
29
30#ifndef OBIOVAR_H
31#define OBIOVAR_H
32
33/*
34 * access obio registers
35 * Since only some PowerBooks have more than one obio and in these cases we
36 * need to special-case it anyway we can safely assume that whoever wants to
37 * mess with obio registers means obio0
38 */
39
40void obio_write_4(int, uint32_t);
41void obio_write_1(int, uint8_t);
42uint32_t obio_read_4(int);
43uint8_t obio_read_1(int);
44int obio_space_map(bus_addr_t, bus_size_t, bus_space_handle_t *);
45
46/* some common offsets */
47#define HEATHROW_FCR	0x38
48#define KEYLARGO_FCR1	0x3c
49
50#endif /* OBIOVAR_H */
51