69 lines
2.6 KiB
C
69 lines
2.6 KiB
C
/* $NetBSD: mtpr.h,v 1.2 1995/04/30 12:00:31 leo Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department.
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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 University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR 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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* from: Utah $Hdr: mtpr.h 1.1 90/07/09$
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*
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* @(#)mtpr.h 7.2 (Berkeley) 11/3/90
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*/
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#ifndef _MACHINE_MTPR_H_
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#define _MACHINE_MTPR_H_
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#ifdef _KERNEL
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/*
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* simulated software interrupt register
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*/
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extern unsigned char ssir;
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#define SIR_NET 0x1 /* call netintr() */
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#define SIR_CLOCK 0x2 /* call softclock() */
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#define SIR_CBACK 0x4 /* walk the sicallback-chain */
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#define siroff(x) ssir &= ~(x)
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#define setsoftnet() (ssir |= SIR_NET)
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#define setsoftclock() (ssir |= SIR_CLOCK)
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#define setsoftcback() (ssir |= SIR_CBACK)
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#endif /* _KERNEL */
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#endif /* !_MACHINE_MTPR_H_ */
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