91 lines
2.9 KiB
C
91 lines
2.9 KiB
C
/* $NetBSD: psl.h,v 1.8 1998/01/20 01:18:18 mark Exp $ */
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/*
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* Copyright (c) 1995 Mark Brinicombe.
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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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* 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 Mark Brinicombe.
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* 4. The name of the company nor the name of the author may be used to
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* endorse or promote products derived from this software without specific
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* prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* RiscBSD kernel project
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*
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* psl.h
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*
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* spl prototypes.
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* Eventually this will become a set of defines.
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*
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* Created : 21/07/95
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*/
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/*
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* These are the different SPL states
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*
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* Each state has an interrupt mask associated with it which
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* indicate which interrupts are allowed.
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*/
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#define _SPL_0 0
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#define _SPL_SOFT 1
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#define _SPL_BIO 2
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#define _SPL_NET 3
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#define _SPL_TTY 4
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#define _SPL_CLOCK 5
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#define _SPL_IMP 6
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#define _SPL_HIGH 7
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#define _SPL_LEVELS 8
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#define spl0() splx(_SPL_0)
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#define splsoft() raisespl(_SPL_SOFT)
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#define splsoftnet() splsoft()
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#define splsoftclock() lowerspl(_SPL_SOFT)
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#define splbio() raisespl(_SPL_BIO)
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#define splnet() raisespl(_SPL_NET)
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#define spltty() raisespl(_SPL_TTY)
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#define splimp() raisespl(_SPL_IMP)
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#define splclock() raisespl(_SPL_CLOCK)
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#define splstatclock() raisespl(_SPL_CLOCK)
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#define splhigh() splx(_SPL_HIGH)
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#ifdef _KERNEL
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#ifndef _LOCORE
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int raisespl __P((int));
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int lowerspl __P((int));
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int splx __P((int));
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void setsoftnet __P((void));
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void setsoftast __P((void));
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void setsoftclock __P((void));
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void setsoftintr __P((u_int intrmask));
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extern int current_spl_level;
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extern u_int spl_masks[_SPL_LEVELS];
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#endif /* _LOCORE */
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#endif /* _KERNEL */
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/* End of psl.h */
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