openfirmio.h revision 116210 
1/*	$NetBSD: openfirmio.h,v 1.4 2002/09/06 13:23:19 gehenna Exp $ */
2
3/*
4 * Copyright (c) 1992, 1993
5 *	The Regents of the University of California.  All rights reserved.
6 *
7 * This software was developed by the Computer Systems Engineering group
8 * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
9 * contributed to Berkeley.
10 *
11 * All advertising materials mentioning features or use of this software
12 * must display the following acknowledgement:
13 *	This product includes software developed by the University of
14 *	California, Lawrence Berkeley Laboratory.
15 *
16 * Redistribution and use in source and binary forms, with or without
17 * modification, are permitted provided that the following conditions
18 * are met:
19 * 1. Redistributions of source code must retain the above copyright
20 *    notice, this list of conditions and the following disclaimer.
21 * 2. Redistributions in binary form must reproduce the above copyright
22 *    notice, this list of conditions and the following disclaimer in the
23 *    documentation and/or other materials provided with the distribution.
24 * 3. All advertising materials mentioning features or use of this software
25 *    must display the following acknowledgement:
26 *	This product includes software developed by the University of
27 *	California, Berkeley and its contributors.
28 * 4. Neither the name of the University nor the names of its contributors
29 *    may be used to endorse or promote products derived from this software
30 *    without specific prior written permission.
31 *
32 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
33 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
34 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
35 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
36 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
37 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
38 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
39 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
40 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
41 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
42 * SUCH DAMAGE.
43 *
44 *	@(#)openpromio.h	8.1 (Berkeley) 6/11/93
45 *
46 * $FreeBSD: head/sys/dev/ofw/openfirmio.h 116210 2003-06-11 18:33:03Z tmm $
47 */
48
49#ifndef _DEV_OFW_OPENFIRMIO_H_
50#define _DEV_OFW_OPENFIRMIO_H_
51
52#include <dev/ofw/openfirm.h>
53
54struct ofiocdesc {
55	phandle_t	of_nodeid;	/* passed or returned node id */
56	int		of_namelen;	/* length of op_name */
57	const char	*of_name;	/* pointer to field name */
58	int		of_buflen;	/* length of op_buf (value-result) */
59	char		*of_buf;	/* pointer to field value */
60};
61
62#define	OFIOC_BASE	'O'
63
64/* Get openprom field. */
65#define	OFIOCGET	_IOWR(OFIOC_BASE, 1, struct ofiocdesc)
66#if 0
67/* Set openprom field. */
68#define	OFIOCSET	_IOW(OFIOC_BASE, 2, struct ofiocdesc)
69#endif
70/* Get next property. */
71#define	OFIOCNEXTPROP	_IOWR(OFIOC_BASE, 3, struct ofiocdesc)
72/* Get options node. */
73#define	OFIOCGETOPTNODE	_IOR(OFIOC_BASE, 4, phandle_t)
74/* Get next node of node. */
75#define	OFIOCGETNEXT	_IOWR(OFIOC_BASE, 5, phandle_t)
76/* Get first child of node. */
77#define	OFIOCGETCHILD	_IOWR(OFIOC_BASE, 6, phandle_t)
78/* Find a specific device. */
79#define	OFIOCFINDDEVICE	_IOWR(OFIOC_BASE, 7, struct ofiocdesc)
80/* Retrieve the size of a property. */
81#define	OFIOCGETPROPLEN	_IOWR(OFIOC_BASE, 8, struct ofiocdesc)
82
83#endif /* _DEV_OFW_OPENFIRMIO_H_ */
84