xref: /titanic_41/usr/src/uts/sparc/v9/sys/psr_compat.h (revision 7c478bd95313f5f23a4c958a745db2134aa03244)
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 (c) 1986 by Sun Microsystems, Inc.
24  */
25 
26 #ifndef _SYS_PSR_COMPAT_H
27 #define	_SYS_PSR_COMPAT_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 /* from SunOS psl.h 1.2 */
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #include <v7/sys/psr.h>		/* the real thing */
37 
38 /*
39  * Handy defines for converting between pstate or tstate and psr.
40  */
41 #define	PSR_ICC_SHIFT		20
42 #define	PSR_IMPLVER_SHIFT	24
43 #define	PSR_TSTATE_CC_SHIFT	12
44 #define	PSR_PSTATE_EF_SHIFT	8
45 #define	PSR_FPRS_FEF_SHIFT	10
46 
47 /*
48  * PSR VER|IMPL value assigned by Sparc International for V8 compatibility.
49  */
50 #ifdef _ASM
51 #define	V9_IMPLVER	0xFE
52 #else
53 #define	V9_IMPLVER	0xFEU
54 #endif
55 
56 #define	V9_PSR_IMPLVER	(V9_IMPLVER << PSR_IMPLVER_SHIFT)
57 
58 
59 
60 #ifdef	__cplusplus
61 }
62 #endif
63 
64 #endif	/* _SYS_PSR_COMPAT_H */
65