1 /* $NetBSD: intr.h,v 1.1 1998/08/18 23:55:00 matt Exp $ */ 2 3 /* 4 * Copyright (c) 1998 Matt Thomas. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the company nor the name of the author may be used to 16 * endorse or promote products derived from this software without specific 17 * prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 20 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 21 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 23 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 25 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #ifndef _VAX_INTR_H_ 33 #define _VAX_INTR_H_ 34 35 /* Define the various Interrupt Priority Levels */ 36 37 /* Interrupt Priority Levels are not mutually exclusive. */ 38 39 #define IPL_BIO 0 /* block I/O */ 40 #define IPL_NET 1 /* network */ 41 #define IPL_TTY 2 /* terminal */ 42 #define IPL_IMP 3 /* memory allocation */ 43 #define IPL_AUDIO 4 /* audio */ 44 #define IPL_CLOCK 5 /* clock */ 45 #define IPL_NONE 6 46 47 #define IPL_LEVELS 7 48 49 #define IST_UNUSABLE -1 /* interrupt cannot be used */ 50 #define IST_NONE 0 /* none (dummy) */ 51 #define IST_PULSE 1 /* pulsed */ 52 #define IST_EDGE 2 /* edge-triggered */ 53 #define IST_LEVEL 3 /* level-triggered */ 54 55 #include <machine/param.h> 56 57 #endif /* _VAX_INTR_H */ 58