xref: /openbsd/sys/arch/i386/include/sysarch.h (revision 73471bf0)
1 /*	$OpenBSD: sysarch.h,v 1.14 2016/03/24 04:56:08 guenther Exp $	*/
2 /*	$NetBSD: sysarch.h,v 1.8 1996/01/08 13:51:44 mycroft Exp $	*/
3 
4 #ifndef _MACHINE_SYSARCH_H_
5 #define _MACHINE_SYSARCH_H_
6 
7 /*
8  * Architecture specific syscalls (i386)
9  */
10 #define	I386_IOPL	2
11 #define	I386_VM86	5
12 #define	I386_GET_FSBASE	6
13 #define	I386_SET_FSBASE	7
14 #define	I386_GET_GSBASE	8
15 #define	I386_SET_GSBASE	9
16 
17 struct i386_iopl_args {
18 	int iopl;
19 };
20 
21 #ifdef _KERNEL
22 uint32_t i386_get_threadbase(struct proc *, int);
23 int i386_set_threadbase(struct proc *, uint32_t, int);
24 #else
25 
26 #include <sys/cdefs.h>
27 
28 __BEGIN_DECLS
29 int i386_iopl(int);
30 int i386_get_fsbase(void **);
31 int i386_set_fsbase(void *);
32 int i386_get_gsbase(void **);
33 int i386_set_gsbase(void *);
34 int sysarch(int, void *);
35 __END_DECLS
36 #endif
37 
38 #endif /* !_MACHINE_SYSARCH_H_ */
39