Subversion Repositories HelenOS

Rev

Rev 2093 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
687 jermar 1
/*
2071 jermar 2
 * Copyright (c) 2006 Jakub Jermar
687 jermar 3
 * All rights reserved.
4
 *
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
7
 * are met:
8
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
14
 * - The name of the author may not be used to endorse or promote products
15
 *   derived from this software without specific prior written permission.
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
28
 
1888 jermar 29
/** @addtogroup genericmm
1702 cejka 30
 * @{
31
 */
32
/** @file
33
 */
34
 
727 jermar 35
/*
36
 * This is generic interface for managing
37
 * Address Space IDentifiers (ASIDs).
38
 */
39
 
1888 jermar 40
#ifndef KERN_ASID_H_
41
#define KERN_ASID_H_
687 jermar 42
 
869 vana 43
#ifndef __ASM__
44
 
727 jermar 45
#include <arch/mm/asid.h>
2085 decky 46
#include <synch/spinlock.h>
2089 decky 47
#include <adt/list.h>
48
#include <mm/as.h>
727 jermar 49
 
869 vana 50
#endif
51
 
687 jermar 52
#define ASID_KERNEL 0
727 jermar 53
#define ASID_INVALID    1
54
#define ASID_START  2
55
#define ASID_MAX    ASID_MAX_ARCH
687 jermar 56
 
869 vana 57
#ifndef __ASM__
58
 
1941 decky 59
#define ASIDS_ALLOCABLE ((ASID_MAX + 1) - ASID_START)
727 jermar 60
 
2093 decky 61
SPINLOCK_EXTERN(asidlock);
869 vana 62
extern link_t as_with_asid_head;
727 jermar 63
 
880 jermar 64
#ifndef asid_get
65
extern asid_t asid_get(void);
66
#endif /* !def asid_get */
67
 
68
#ifndef asid_put
727 jermar 69
extern void asid_put(asid_t asid);
880 jermar 70
#endif /* !def asid_put */
727 jermar 71
 
72
#ifndef asid_install
73
extern void asid_install(as_t *as);
74
#endif /* !def asid_install */
75
 
730 jermar 76
#ifndef asid_find_free
77
extern asid_t asid_find_free(void);
78
#endif /* !def asid_find_free */
727 jermar 79
 
730 jermar 80
#ifndef asid_put_arch
81
extern void asid_put_arch(asid_t asid);
82
#endif /* !def asid_put_arch */
83
 
687 jermar 84
#endif
869 vana 85
 
86
#endif
87
 
1888 jermar 88
/** @}
1702 cejka 89
 */