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 1986-1999,2002-2003 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef _SYS_PRIVREGS_H
28#define	_SYS_PRIVREGS_H
29
30#pragma ident	"%Z%%M%	%I%	%E% SMI" /* from SunOS psl.h 1.2 */
31
32#ifdef	__cplusplus
33extern "C" {
34#endif
35
36/*
37 * This file is kernel isa dependent.
38 */
39
40/*
41 * This file describes the cpu's privileged register set, and
42 * how the machine state is saved on the stack when a trap occurs.
43 */
44
45#include <v7/sys/psr.h>
46#include <sys/fsr.h>
47
48#ifndef	_ASM
49
50/*
51 * This structure is only here for compatibility.  It is not used by the kernel
52 * and may be removed in a future release.  A better way to access this data
53 * is to use gregset_t; see proc(4) and ucontext(3HEAD).
54 */
55struct regs {
56	long	r_psr;		/* processor status register */
57	long	r_pc;		/* program counter */
58	long	r_npc;		/* next program counter */
59	long	r_y;		/* the y register */
60	long	r_g1;		/* user global regs */
61	long	r_g2;
62	long	r_g3;
63	long	r_g4;
64	long	r_g5;
65	long	r_g6;
66	long	r_g7;
67	long	r_o0;
68	long	r_o1;
69	long	r_o2;
70	long	r_o3;
71	long	r_o4;
72	long	r_o5;
73	long	r_o6;
74	long	r_o7;
75};
76
77#define	r_ps	r_psr		/* for portablility */
78#define	r_r0	r_o0
79#define	r_sp	r_o6
80
81#endif	/* _ASM */
82
83#ifdef	__cplusplus
84}
85#endif
86
87#endif	/* _SYS_PRIVREGS_H */
88