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78 lines
3.1 KiB
C
78 lines
3.1 KiB
C
/* $NetBSD: openfirmio.h,v 1.4 2002/09/06 13:23:19 gehenna Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This software was developed by the Computer Systems Engineering group
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* at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
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* contributed to Berkeley.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)openpromio.h 8.1 (Berkeley) 6/11/93
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*
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* $FreeBSD$
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*/
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#ifndef _DEV_OFW_OPENFIRMIO_H_
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#define _DEV_OFW_OPENFIRMIO_H_
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#include <dev/ofw/openfirm.h>
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struct ofiocdesc {
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phandle_t of_nodeid; /* passed or returned node id */
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int of_namelen; /* length of of_name */
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const char *of_name; /* pointer to field name */
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int of_buflen; /* length of of_buf (value-result) */
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char *of_buf; /* pointer to field value */
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};
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#define OFIOC_BASE 'O'
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/* Get openprom field. */
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#define OFIOCGET _IOWR(OFIOC_BASE, 1, struct ofiocdesc)
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/* Set openprom field. */
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#define OFIOCSET _IOWR(OFIOC_BASE, 2, struct ofiocdesc)
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/* Get next property. */
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#define OFIOCNEXTPROP _IOWR(OFIOC_BASE, 3, struct ofiocdesc)
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/* Get options node. */
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#define OFIOCGETOPTNODE _IOR(OFIOC_BASE, 4, phandle_t)
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/* Get next node of node. */
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#define OFIOCGETNEXT _IOWR(OFIOC_BASE, 5, phandle_t)
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/* Get first child of node. */
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#define OFIOCGETCHILD _IOWR(OFIOC_BASE, 6, phandle_t)
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/* Find a specific device. */
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#define OFIOCFINDDEVICE _IOWR(OFIOC_BASE, 7, struct ofiocdesc)
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/* Retrieve the size of a property. */
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#define OFIOCGETPROPLEN _IOWR(OFIOC_BASE, 8, struct ofiocdesc)
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/* Maximum accepted name length. */
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#define OFIOCMAXNAME 8191
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/* Maximum accepted value length (maximum of nvramrc property). */
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#define OFIOCMAXVALUE 8192
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#endif /* _DEV_OFW_OPENFIRMIO_H_ */
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