/* $NetBSD: intr.h,v 1.15 2007/03/21 10:56:27 tsutsui Exp $ */ /*- * Copyright (c) 1997 The NetBSD Foundation, Inc. * 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * 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. */ #ifndef _ATARI_INTR_H_ #define _ATARI_INTR_H_ #define IPL_NONE 0 /* disable no interrupts */ #define IPL_SOFTCLOCK 1 #define IPL_SOFTNET 2 #define IPL_SOFTSERIAL 3 #define IPL_SOFT 4 #define IPL_BIO 5 /* disable block I/O interrupts */ #define IPL_NET 6 /* disable network interrupts */ #define IPL_TTY 7 /* disable terminal interrupts */ #define IPL_LPT IPL_TTY #define IPL_VM 8 #define IPL_SERIAL 9 #define IPL_CLOCK 10 /* disable clock interrupts */ #define IPL_STATCLOCK IPL_CLOCK #define IPL_HIGH 11 /* disable all interrupts */ #define IPL_SCHED IPL_HIGH #define IPL_LOCK IPL_HIGH #define NIPL 12 #define IST_UNUSABLE -1 /* interrupt cannot be used */ #define IST_NONE 0 /* none (dummy) */ #define IST_PULSE 1 /* pulsed */ #define IST_EDGE 2 /* edge-triggered */ #define IST_LEVEL 3 /* level-triggered */ /* * spl functions; all but spl0 are done in-line */ #include /* spl0 requires checking for software interrupts */ #define splnone() spl0() #define splsoft() splraise1() #define splsoftclock() splsoft() #define splsoftnet() splsoft() #define splsoftserial() splsoft() #define splbio() splraise3() #define splnet() splraise3() #define spltty() splraise4() #define splvm() splraise4() #define spllpt() spltty() #define splclock() splraise6() #define splstatclock() splraise6() #define splhigh() spl7() #define splsched() spl7() #define spllock() spl7() #define splx(s) ((s) & PSL_IPL ? _spl(s) : spl0()) #ifdef _KERNEL int spl0 __P((void)); typedef int ipl_t; typedef struct { uint16_t _psl; } ipl_cookie_t; ipl_cookie_t makeiplcookie(ipl_t); static inline int splraiseipl(ipl_cookie_t icookie) { return _splraise(icookie._psl); } #include #endif /* _KERNEL */ #endif /* _ATARI_INTR_H_ */