xref: /onnv-gate/usr/src/uts/sparc/v7/sys/privregs.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 1986-1999,2002-2003 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef _SYS_PRIVREGS_H
28*0Sstevel@tonic-gate #define	_SYS_PRIVREGS_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI" /* from SunOS psl.h 1.2 */
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate #ifdef	__cplusplus
33*0Sstevel@tonic-gate extern "C" {
34*0Sstevel@tonic-gate #endif
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate /*
37*0Sstevel@tonic-gate  * This file is kernel isa dependent.
38*0Sstevel@tonic-gate  */
39*0Sstevel@tonic-gate 
40*0Sstevel@tonic-gate /*
41*0Sstevel@tonic-gate  * This file describes the cpu's privileged register set, and
42*0Sstevel@tonic-gate  * how the machine state is saved on the stack when a trap occurs.
43*0Sstevel@tonic-gate  */
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate #include <v7/sys/psr.h>
46*0Sstevel@tonic-gate #include <sys/fsr.h>
47*0Sstevel@tonic-gate 
48*0Sstevel@tonic-gate #ifndef	_ASM
49*0Sstevel@tonic-gate 
50*0Sstevel@tonic-gate /*
51*0Sstevel@tonic-gate  * This structure is only here for compatibility.  It is not used by the kernel
52*0Sstevel@tonic-gate  * and may be removed in a future release.  A better way to access this data
53*0Sstevel@tonic-gate  * is to use gregset_t; see proc(4) and ucontext(3HEAD).
54*0Sstevel@tonic-gate  */
55*0Sstevel@tonic-gate struct regs {
56*0Sstevel@tonic-gate 	long	r_psr;		/* processor status register */
57*0Sstevel@tonic-gate 	long	r_pc;		/* program counter */
58*0Sstevel@tonic-gate 	long	r_npc;		/* next program counter */
59*0Sstevel@tonic-gate 	long	r_y;		/* the y register */
60*0Sstevel@tonic-gate 	long	r_g1;		/* user global regs */
61*0Sstevel@tonic-gate 	long	r_g2;
62*0Sstevel@tonic-gate 	long	r_g3;
63*0Sstevel@tonic-gate 	long	r_g4;
64*0Sstevel@tonic-gate 	long	r_g5;
65*0Sstevel@tonic-gate 	long	r_g6;
66*0Sstevel@tonic-gate 	long	r_g7;
67*0Sstevel@tonic-gate 	long	r_o0;
68*0Sstevel@tonic-gate 	long	r_o1;
69*0Sstevel@tonic-gate 	long	r_o2;
70*0Sstevel@tonic-gate 	long	r_o3;
71*0Sstevel@tonic-gate 	long	r_o4;
72*0Sstevel@tonic-gate 	long	r_o5;
73*0Sstevel@tonic-gate 	long	r_o6;
74*0Sstevel@tonic-gate 	long	r_o7;
75*0Sstevel@tonic-gate };
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate #define	r_ps	r_psr		/* for portablility */
78*0Sstevel@tonic-gate #define	r_r0	r_o0
79*0Sstevel@tonic-gate #define	r_sp	r_o6
80*0Sstevel@tonic-gate 
81*0Sstevel@tonic-gate #endif	/* _ASM */
82*0Sstevel@tonic-gate 
83*0Sstevel@tonic-gate #ifdef	__cplusplus
84*0Sstevel@tonic-gate }
85*0Sstevel@tonic-gate #endif
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate #endif	/* _SYS_PRIVREGS_H */
88