xref: /illumos-gate/usr/src/uts/intel/ia32/sys/privmregs.h (revision 3afb2a2a)
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 (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_IA32_SYS_PRIVMREGS_H
28 #define	_IA32_SYS_PRIVMREGS_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 #if !defined(__i386)
37 #error	"non-i386 code depends on i386 privileged header!"
38 #endif
39 
40 #ifndef _ASM
41 
42 #define	PM_GREGS (1 << 0)
43 #define	PM_CRREGS (1 << 1)
44 #define	PM_DRREGS (1 << 2)
45 
46 /*
47  * This structure is intended to represent a complete machine state for a CPU,
48  * when that information is available.  It is only for use internally between
49  * KMDB and the kernel, or within MDB.  Note that this isn't yet finished.
50  */
51 typedef struct privmregs {
52 	ulong_t pm_flags;
53 	/* general registers */
54 	struct regs pm_gregs;
55 	/* cr0-8 */
56 	ulong_t pm_cr[8];
57 	/* dr0-8 */
58 	ulong_t pm_dr[8];
59 } privmregs_t;
60 
61 #endif /* !_ASM */
62 
63 #ifdef __cplusplus
64 }
65 #endif
66 
67 #endif	/* !_IA32_SYS_PRIVMREGS_H */
68