NetBSD/sys/arch/amiga/include/intr.h
2008-04-28 20:22:51 +00:00

110 lines
2.9 KiB
C

/* $NetBSD: intr.h,v 1.20 2008/04/28 20:23:12 martin Exp $ */
/*-
* Copyright (c) 1997 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Ignatios Souvatzis.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
* machine/intr.h for the Amiga port.
* Currently, only a wrapper, for most of the stuff, around the old
* include files.
*/
#ifndef _AMIGA_INTR_H_
#define _AMIGA_INTR_H_
#include <amiga/amiga/isr.h>
#include <amiga/include/mtpr.h>
#include <m68k/psl.h>
#define IPL_NONE 0
#define IPL_SOFTCLOCK 1
#define IPL_SOFTBIO 1
#define IPL_SOFTNET 1
#define IPL_SOFTSERIAL 1
#define IPL_VM 2
#define IPL_SCHED 3
#define IPL_HIGH 4
#define _NIPL 5
extern int ipl2spl_table[_NIPL];
typedef int ipl_t;
typedef struct {
uint16_t _ipl;
} ipl_cookie_t;
static inline ipl_cookie_t
makeiplcookie(ipl_t ipl)
{
return (ipl_cookie_t){._ipl = ipl};
}
static inline int
splraiseipl(ipl_cookie_t icookie)
{
return _splraise(ipl2spl_table[icookie._ipl]);
}
#ifdef _KERNEL_OPT
#include "opt_lev6_defer.h"
#endif
#define spl0() _spl0() /* we have real software interrupts */
#define splsoftclock() splraise1()
#define splsoftnet() splraise1()
#define splsoftserial() splraise1()
#define splsoftbio() splraise1()
#define splvm() splraise4()
#ifndef _LKM
#ifndef LEV6_DEFER
#define splsched() splraise6()
#define splhigh() spl7()
#else
#define splsched() splraise4()
#define splhigh() splraise4()
#endif
#else /* _LKM */
extern int _spllkm6(void);
extern int _spllkm7(void);
#define splsched() _spllkm6()
#define splhigh() _spllkm7()
#endif /* _LKM */
#define splx(s) _spl(s)
#endif /* !_AMIGA_INTR_H_ */