/* $OpenBSD: intr.h,v 1.1 2004/04/26 12:34:05 miod Exp $ */ /* * Copyright (C) 2000 Steve Murphree, Jr. * All rights reserved. * * 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. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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. */ #ifndef _M88K_INTR_H_ #define _M88K_INTR_H_ #ifdef _KERNEL #ifndef _LOCORE unsigned setipl(unsigned level); unsigned raiseipl(unsigned level); int spl0(void); /* needs major cleanup - XXX nivas */ /* SPL asserts */ #ifdef DIAGNOSTIC /* * Although this function is implemented in MI code, it must be in this MD * header because we don't want this header to include MI includes. */ void splassert_fail(int, int, const char *); extern int splassert_ctl; void splassert_check(int, const char *); #define splassert(__wantipl) do { \ if (__predict_false(splassert_ctl > 0)) { \ splassert_check(__wantipl, __func__); \ } \ } while (0) #else #define splassert(wantipl) do { /* nothing */ } while (0) #endif #endif /* _LOCORE */ #define spl1() setipl(1) #define spl2() setipl(2) #define spl3() setipl(3) #define spl4() setipl(4) #define spl5() setipl(5) #define spl6() setipl(6) #define spl7() setipl(7) #define splnone spl0 #define spllowersoftclock() setipl(IPL_SOFTCLOCK) #define splsoftclock() setipl(IPL_SOFTCLOCK) #define splsoftnet() setipl(IPL_SOFTNET) #define splbio() raiseipl(IPL_BIO) #define splnet() raiseipl(IPL_NET) #define spltty() raiseipl(IPL_TTY) #define splclock() raiseipl(IPL_CLOCK) #define splstatclock() raiseipl(IPL_STATCLOCK) #define splimp() raiseipl(IPL_IMP) #define splvm() raiseipl(IPL_VM) #define splhigh() setipl(IPL_HIGH) #define splx(x) ((x) ? setipl((x)) : spl0()) #endif /* _KERNEL */ #endif /* _MVME88K_INTR_H_ */