Subversion Repositories HelenOS

Rev

Rev 2015 | Rev 2089 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
418 jermar 1
/*
2071 jermar 2
 * Copyright (c) 2005 Jakub Jermar
418 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
 
1851 jermar 29
/** @addtogroup sparc64interrupt sparc64
1702 cejka 30
 * @ingroup interrupt
31
 * @{
32
 */
33
/** @file
34
 */
35
 
1860 jermar 36
#ifndef KERN_sparc64_INTERRUPT_H_
37
#define KERN_sparc64_INTERRUPT_H_
418 jermar 38
 
664 jermar 39
#include <typedefs.h>
1288 jermar 40
#include <arch/types.h>
1860 jermar 41
#include <arch/regdef.h>
664 jermar 42
 
43
#define IVT_ITEMS   15
44
#define IVT_FIRST   1
45
 
2009 jermar 46
/* This needs to be defined for inter-architecture API portability. */
1904 jermar 47
#define VECTOR_TLB_SHOOTDOWN_IPI    0
1903 jermar 48
 
2009 jermar 49
enum {
2015 jermar 50
    IPI_TLB_SHOOTDOWN = VECTOR_TLB_SHOOTDOWN_IPI
2009 jermar 51
};     
52
 
1288 jermar 53
struct istate {
1851 jermar 54
    uint64_t    tnpc;
55
    uint64_t    tpc;
56
    uint64_t    tstate;
1288 jermar 57
};
58
 
1780 jermar 59
static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr)
1288 jermar 60
{
1860 jermar 61
    istate->tpc = retaddr;
1288 jermar 62
}
1860 jermar 63
 
1595 palkovsky 64
static inline int istate_from_uspace(istate_t *istate)
65
{
1860 jermar 66
    return !(istate->tstate & TSTATE_PRIV_BIT);
1595 palkovsky 67
}
1860 jermar 68
 
1780 jermar 69
static inline unative_t istate_get_pc(istate_t *istate)
1595 palkovsky 70
{
1860 jermar 71
    return istate->tpc;
1595 palkovsky 72
}
1288 jermar 73
 
1595 palkovsky 74
 
664 jermar 75
extern void interrupt_register(int n, const char *name, iroutine f);
76
 
418 jermar 77
#endif
1702 cejka 78
 
1851 jermar 79
/** @}
1702 cejka 80
 */