xref: /titanic_41/usr/src/uts/intel/ia32/sys/machtypes.h (revision ae115bc77f6fcde83175c75b4206dc2e50747966)
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  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef _IA32_SYS_MACHTYPES_H
27 #define	_IA32_SYS_MACHTYPES_H
28 
29 #pragma ident	"%Z%%M%	%I%	%E% SMI"
30 
31 #ifdef	__cplusplus
32 extern "C" {
33 #endif
34 
35 /*
36  * Machine dependent types:
37  *
38  *	intel ia32 Version
39  */
40 
41 #if (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)) || \
42 	defined(__EXTENSIONS__)
43 
44 #define	REG_LABEL_PC	0
45 #define	REG_LABEL_SP	1
46 #define	REG_LABEL_BP	2
47 #if defined(__amd64)
48 #define	REG_LABEL_RBX	3
49 #define	REG_LABEL_R12	4
50 #define	REG_LABEL_R13	5
51 #define	REG_LABEL_R14	6
52 #define	REG_LABEL_R15	7
53 #define	REG_LABEL_MAX	8
54 #else /* __amd64 */
55 #define	REG_LABEL_EBX	3
56 #define	REG_LABEL_ESI	4
57 #define	REG_LABEL_EDI	5
58 #define	REG_LABEL_MAX	6
59 #endif /* __amd64 */
60 
61 typedef	struct _label_t { long val[REG_LABEL_MAX]; } label_t;
62 
63 #endif /* !defined(_POSIX_C_SOURCE)... */
64 
65 typedef	unsigned char	lock_t;		/* lock work for busy wait */
66 
67 #ifdef	__cplusplus
68 }
69 #endif
70 
71 #endif	/* _IA32_SYS_MACHTYPES_H */
72