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418 jermar 1
/*
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 * Copyright (C) 2005 Jakub Jermar
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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1851 jermar 29
/** @addtogroup sparc64interrupt sparc64
1702 cejka 30
 * @ingroup interrupt
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 * @{
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 */
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/** @file
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 */
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1860 jermar 36
#ifndef KERN_sparc64_INTERRUPT_H_
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#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
 
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#define IVT_ITEMS 	15
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#define IVT_FIRST	1
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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 {
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	IPI_TLB_SHOOTDOWN = VECTOR_TLB_SHOOTDOWN_IPI,
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	IPI_DCACHE_SHOOTDOWN
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};		
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1288 jermar 54
struct istate {
1851 jermar 55
	uint64_t	tnpc;
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	uint64_t	tpc;
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	uint64_t	tstate;
1288 jermar 58
};
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1780 jermar 60
static inline void istate_set_retaddr(istate_t *istate, uintptr_t retaddr)
1288 jermar 61
{
1860 jermar 62
	istate->tpc = retaddr;
1288 jermar 63
}
1860 jermar 64
 
1595 palkovsky 65
static inline int istate_from_uspace(istate_t *istate)
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{
1860 jermar 67
	return !(istate->tstate & TSTATE_PRIV_BIT);
1595 palkovsky 68
}
1860 jermar 69
 
1780 jermar 70
static inline unative_t istate_get_pc(istate_t *istate)
1595 palkovsky 71
{
1860 jermar 72
	return istate->tpc;
1595 palkovsky 73
}
1288 jermar 74
 
1595 palkovsky 75
 
664 jermar 76
extern void interrupt_register(int n, const char *name, iroutine f);
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418 jermar 78
#endif
1702 cejka 79
 
1851 jermar 80
/** @}
1702 cejka 81
 */