dt_regset.h revision 178480 
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*
23 * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef	_DT_REGSET_H
28#define	_DT_REGSET_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI"
31
32#include <sys/types.h>
33
34#ifdef	__cplusplus
35extern "C" {
36#endif
37
38typedef struct dt_regset {
39	ulong_t dr_size;		/* number of registers in set */
40	ulong_t *dr_bitmap;		/* bitmap of active registers */
41} dt_regset_t;
42
43extern dt_regset_t *dt_regset_create(ulong_t);
44extern void dt_regset_destroy(dt_regset_t *);
45extern void dt_regset_reset(dt_regset_t *);
46extern int dt_regset_alloc(dt_regset_t *);
47extern void dt_regset_free(dt_regset_t *, int);
48
49#ifdef	__cplusplus
50}
51#endif
52
53#endif	/* _DT_REGSET_H */
54