/* $NetBSD: intr.h,v 1.2 2001/10/29 19:04:25 thorpej Exp $ */ /* * Copyright 2001 Wasabi Systems, Inc. * All rights reserved. * * Written by Jason R. Thorpe for Wasabi Systems, Inc. * * 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 for the NetBSD Project by * Wasabi Systems, Inc. * 4. The name of Wasabi Systems, Inc. may not be used to endorse * or promote products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``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 WASABI SYSTEMS, INC * 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. */ /* * Copyright (C) 1995-1997 Wolfgang Solfrank. * Copyright (C) 1995-1997 TooLs GmbH. * 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 TooLs GmbH. * 4. The name of TooLs GmbH may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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 _MACHINE_INTR_H_ #define _MACHINE_INTR_H_ /* Interrupt priority "levels". */ #define IPL_NONE 0 /* nothing */ #define IPL_SOFT 1 /* generic software interrupts */ #define IPL_SOFTCLOCK 2 /* software clock interrupt */ #define IPL_SOFTNET 3 /* software network interrupt */ #define IPL_BIO 4 /* block I/O */ #define IPL_NET 5 /* network */ #define IPL_SOFTSERIAL 6 /* software serial interrupt */ #define IPL_TTY 7 /* terminals */ #define IPL_IMP 8 /* memory allocation */ #define IPL_AUDIO 9 /* audio device */ #define IPL_CLOCK 10 /* clock interrupt */ #define IPL_HIGH 11 /* everything */ #define IPL_SERIAL 12 /* serial device */ #define NIPL 13 /* Interrupt sharing types. */ #define IST_NONE 0 /* none */ #define IST_PULSE 1 /* pulsed */ #define IST_EDGE 2 /* edge-triggered */ #define IST_LEVEL 3 /* level-triggered */ #ifdef _KERNEL #ifndef _LOCORE struct clockframe; struct machvec { int (*mvec_splraise)(int); int (*mvec_spllower)(int); void (*mvec_splx)(int); void (*mvec_setsoft)(int); void (*mvec_clock_return)(struct clockframe *, int); void *(*mvec_intr_establish)(int, int, int, int (*)(void *), void *); void (*mvec_intr_disestablish)(void *); }; extern struct machvec machine_interface; #define _splraise(x) ((*machine_interface.mvec_splraise)(x)) #define _spllower(x) ((*machine_interface.mvec_spllower)(x)) #define splx(x) ((*machine_interface.mvec_splx)(x)) #define setsoftintr(x) ((*machine_interface.mvec_setsoft)(x)) #define clock_return(x, y) ((*machine_interface.mvec_clock_return)(x, y)) #define intr_establish(irq, lvl, ist, func, arg) \ ((*machine_interface.mvec_intr_establish)((irq), (lvl), (ist), \ (func), (arg))) #define intr_disestablish(cookie) \ ((*machine_interface.mvec_intr_disestablish)((cookie))) #define splhigh() _splraise(IPL_HIGH) #define splsoft() _splraise(IPL_SOFT) #define splsoftclock() _splraise(IPL_SOFTCLOCK) #define splsoftnet() _splraise(IPL_SOFTNET) #define splbio() _splraise(IPL_BIO) #define splnet() _splraise(IPL_NET) #define spltty() _splraise(IPL_TTY) #define splvm() _splraise(IPL_IMP) #define splaudio() _splraise(IPL_AUDIO) #define splclock() _splraise(IPL_CLOCK) #define splserial() _splraise(IPL_SERIAL) #define splstatclock() splclock() #define spl0() _spllower(IPL_NONE) #define spllowersoftclock() _spllower(IPL_SOFTCLOCK) #define splsched() splhigh() #define spllock() splhigh() #define setsoftnet() setsoftintr(IPL_SOFTNET) #define setsoftclock() setsoftintr(IPL_SOFTCLOCK) /* * Software interrupt support. */ #define SI_SOFT 0 /* for IPL_SOFT */ #define SI_SOFTCLOCK 1 /* for IPL_SOFTCLOCK */ #define SI_SOFTNET 2 /* for IPL_SOFTNET */ #define SI_SOFTSERIAL 3 /* for IPL_SOFTSERIAL */ #define SI_NQUEUES 4 #define SI_QUEUENAMES { \ "generic", \ "clock", \ "net", \ "serial", \ } #endif /* _LOCORE */ #endif /* _KERNEL */ #endif /* _MACHINE_INTR_H_ */