Subversion Repositories HelenOS

Rev

Rev 2134 | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 2134 Rev 2143
1
/*
1
/*
2
 * Copyright (c) 2005 Jakub Jermar
2
 * Copyright (c) 2005 Jakub Jermar
3
 * All rights reserved.
3
 * All rights reserved.
4
 *
4
 *
5
 * Redistribution and use in source and binary forms, with or without
5
 * Redistribution and use in source and binary forms, with or without
6
 * modification, are permitted provided that the following conditions
6
 * modification, are permitted provided that the following conditions
7
 * are met:
7
 * are met:
8
 *
8
 *
9
 * - Redistributions of source code must retain the above copyright
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - Redistributions in binary form must reproduce the above copyright
11
 * - Redistributions in binary form must reproduce the above copyright
12
 *   notice, this list of conditions and the following disclaimer in the
12
 *   notice, this list of conditions and the following disclaimer in the
13
 *   documentation and/or other materials provided with the distribution.
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
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.
15
 *   derived from this software without specific prior written permission.
16
 *
16
 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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
23
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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
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.
26
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
 */
27
 */
28
 
28
 
29
/** @addtogroup sparc64interrupt sparc64
29
/** @addtogroup sparc64interrupt sparc64
30
 * @ingroup interrupt
30
 * @ingroup interrupt
31
 * @{
31
 * @{
32
 */
32
 */
33
/** @file
33
/** @file
34
 */
34
 */
35
 
35
 
36
#ifndef KERN_sparc64_INTERRUPT_H_
36
#ifndef KERN_sparc64_INTERRUPT_H_
37
#define KERN_sparc64_INTERRUPT_H_
37
#define KERN_sparc64_INTERRUPT_H_
38
 
38
 
39
#include <arch/types.h>
39
#include <arch/types.h>
40
#include <arch/regdef.h>
40
#include <arch/regdef.h>
41
 
41
 
42
#define IVT_ITEMS   15
42
#define IVT_ITEMS   15
43
#define IVT_FIRST   1
43
#define IVT_FIRST   1
44
 
44
 
45
/* This needs to be defined for inter-architecture API portability. */
45
/* This needs to be defined for inter-architecture API portability. */
46
#define VECTOR_TLB_SHOOTDOWN_IPI    0
46
#define VECTOR_TLB_SHOOTDOWN_IPI    0
47
 
47
 
48
enum {
48
enum {
49
    IPI_TLB_SHOOTDOWN = VECTOR_TLB_SHOOTDOWN_IPI,
49
    IPI_TLB_SHOOTDOWN = VECTOR_TLB_SHOOTDOWN_IPI
50
    IPI_DCACHE_SHOOTDOWN
-
 
51
};     
50
};     
52
 
51
 
53
typedef struct {
52
typedef struct {
54
    uint64_t    tnpc;
53
    uint64_t    tnpc;
55
    uint64_t    tpc;
54
    uint64_t    tpc;
56
    uint64_t    tstate;
55
    uint64_t    tstate;
57
} istate_t;
56
} istate_t;
58
 
57
 
59
static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr)
58
static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr)
60
{
59
{
61
    istate->tpc = retaddr;
60
    istate->tpc = retaddr;
62
}
61
}
63
 
62
 
64
static inline int istate_from_uspace(istate_t *istate)
63
static inline int istate_from_uspace(istate_t *istate)
65
{
64
{
66
    return !(istate->tstate & TSTATE_PRIV_BIT);
65
    return !(istate->tstate & TSTATE_PRIV_BIT);
67
}
66
}
68
 
67
 
69
static inline unative_t istate_get_pc(istate_t *istate)
68
static inline unative_t istate_get_pc(istate_t *istate)
70
{
69
{
71
    return istate->tpc;
70
    return istate->tpc;
72
}
71
}
73
 
72
 
74
#endif
73
#endif
75
 
74
 
76
/** @}
75
/** @}
77
 */
76
 */
78
 
77