102 lines
3.3 KiB
C
102 lines
3.3 KiB
C
/* $NetBSD: intr.h,v 1.16 2007/03/11 07:57:05 isaki Exp $ */
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/*-
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Minoura Makoto and Jason R. Thorpe.
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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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* 1. 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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* 2. 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _X68K_INTR_H_
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#define _X68K_INTR_H_
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#include <machine/psl.h>
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/* spl0 requires checking for software interrupts */
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void spl0(void);
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#define splsoft() splraise1()
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#define splsoftclock() splsoft()
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#define splsoftnet() splsoft()
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#define splsoftserial() splsoft()
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#define splbio() splraise3()
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#define splnet() splraise4()
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#define spltty() splraise4()
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#define splvm() splraise4()
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#define splserial() splraise5()
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#define splclock() splraise6()
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#define splstatclock() splclock()
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#define splhigh() spl7()
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#define splsched() spl7()
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#define spllock() spl7()
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#define splnone() spl0()
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#define splzs() splraise5() /* disallow serial interrupts */
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/* watch out for side effects */
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#define splx(s) ((s) & PSL_IPL ? _spl(s) : spl0())
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#define IPL_NONE 0
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#define IPL_SOFTCLOCK 1
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#define IPL_SOFTNET 2
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#define IPL_SOFTSERIAL 3
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#define IPL_SOFT 4
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#define IPL_BIO 5
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#define IPL_NET 6
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#define IPL_TTY 7
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#define IPL_VM 8
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#define IPL_SERIAL 9
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#define IPL_CLOCK 10
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#define IPL_STATCLOCK IPL_CLOCK
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#define IPL_HIGH 11
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#define IPL_SCHED IPL_HIGH
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#define IPL_LOCK IPL_HIGH
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#define NIPL 12
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typedef int ipl_t;
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typedef struct {
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uint16_t _psl;
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} ipl_cookie_t;
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ipl_cookie_t makeiplcookie(ipl_t);
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static inline int
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splraiseipl(ipl_cookie_t icookie)
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{
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return _splraise(icookie._psl);
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}
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#include <m68k/softintr.h>
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#endif /* !_X68K_INTR_H_ */
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