xref: /netbsd-src/sys/sys/pset.h (revision bec282a6117b10a9b1e84481df3b151edb44cc0b)
1 /*	$NetBSD: pset.h,v 1.7 2019/11/21 17:54:04 ad Exp $	*/
2 
3 /*
4  * Copyright (c) 2008, Mindaugas Rasiukevicius <rmind at NetBSD org>
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #ifndef _SYS_PSET_H_
30 #define _SYS_PSET_H_
31 
32 #include <sys/cdefs.h>
33 #include <sys/featuretest.h>
34 #include <sys/types.h>
35 #include <sys/idtype.h>
36 
37 /* Types of processor-sets */
38 #define	PS_NONE			0
39 #define	PS_MYID			-1
40 #define	PS_QUERY		-2
41 
42 __BEGIN_DECLS
43 int	pset_assign(psetid_t, cpuid_t, psetid_t *);
44 int	pset_bind(psetid_t, idtype_t, id_t, psetid_t *);
45 int	pset_create(psetid_t *);
46 int	pset_destroy(psetid_t);
47 __END_DECLS
48 
49 #ifdef _NETBSD_SOURCE
50 int	_pset_bind(idtype_t, id_t, id_t, psetid_t, psetid_t *);
51 #endif	/* _NETBSD_SOURCE */
52 
53 #ifdef _KERNEL
54 
55 /* Processor-set structure */
56 typedef struct {
57 	int		ps_flags;
58 } pset_info_t;
59 
60 void	psets_init(void);
61 
62 #endif	/* _KERNEL */
63 
64 #endif	/* _SYS_PSET_H_ */
65