1 /*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * Copyright (c) 2008 The DragonFly Project. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * William Jolitz. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * from: @(#)icu.h 5.6 (Berkeley) 5/9/91 34 * $FreeBSD: src/sys/i386/isa/icu.h,v 1.18 1999/12/26 12:43:47 bde Exp $ 35 * $DragonFly: src/sys/platform/pc64/icu/icu.h,v 1.1 2008/08/29 17:07:16 dillon Exp $ 36 */ 37 38 /* 39 * AT/386 Interrupt Control constants 40 * W. Jolitz 8/89 41 */ 42 43 #ifndef _ARCH_ICU_ICU_H_ 44 #define _ARCH_ICU_ICU_H_ 45 46 #define ICU_IMR_OFFSET 1 /* IO_ICU{1,2} + 1 */ 47 48 /* 49 * Interrupt enable bit numbers - in normal order of priority 50 * (which we change) 51 */ 52 #define ICU_IRQ0 0 /* highest priority - timer */ 53 #define ICU_IRQ1 1 54 #define ICU_IRQ_SLAVE 2 55 #define ICU_IRQ8 8 56 #define ICU_IRQ9 9 57 #define ICU_IRQ2 ICU_IRQ9 58 #define ICU_IRQ10 10 59 #define ICU_IRQ11 11 60 #define ICU_IRQ12 12 61 #define ICU_IRQ13 13 62 #define ICU_IRQ14 14 63 #define ICU_IRQ15 15 64 #define ICU_IRQ3 3 /* this is highest after rotation */ 65 #define ICU_IRQ4 4 66 #define ICU_IRQ5 5 67 #define ICU_IRQ6 6 68 #define ICU_IRQ7 7 /* lowest - parallel printer */ 69 70 #endif /* !_ARCH_ICU_ICU_H_ */ 71