1 /* $NetBSD: intr.h,v 1.7 2003/06/16 20:01:00 thorpej Exp $ */ 2 3 /* 4 * Copyright (c) 1997 Mark Brinicombe. 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. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Mark Brinicombe 18 * for the NetBSD Project. 19 * 4. The name of the company nor the name of the author may be used to 20 * endorse or promote products derived from this software without specific 21 * prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 24 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 25 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * $FreeBSD$ 36 * 37 */ 38 39 #ifndef _MACHINE_INTR_H_ 40 #define _MACHINE_INTR_H_ 41 42 /* Define the various Interrupt Priority Levels */ 43 44 /* Hardware Interrupt Priority Levels are not mutually exclusive. */ 45 46 #ifdef CPU_SA1110 47 #define IPL_SOFTCLOCK 0 48 #define IPL_SOFTNET 1 49 #define IPL_BIO 2 /* block I/O */ 50 #define IPL_NET 3 /* network */ 51 #define IPL_SOFTSERIAL 4 52 #define IPL_TTY 5 /* terminal */ 53 #define IPL_VM 6 /* memory allocation */ 54 #define IPL_AUDIO 7 /* audio */ 55 #define IPL_CLOCK 8 /* clock */ 56 #define IPL_HIGH 9 /* */ 57 #define IPL_SERIAL 10 /* serial */ 58 #define IPL_NONE 11 59 60 #define NIPL 12 61 62 #endif 63 64 #define IST_UNUSABLE -1 /* interrupt cannot be used */ 65 #define IST_NONE 0 /* none (dummy) */ 66 #define IST_PULSE 1 /* pulsed */ 67 #define IST_EDGE 2 /* edge-triggered */ 68 #define IST_LEVEL 3 /* level-triggered */ 69 70 /* Software interrupt priority levels */ 71 72 #define SOFTIRQ_CLOCK 0 73 #define SOFTIRQ_NET 1 74 #define SOFTIRQ_SERIAL 2 75 76 #define SOFTIRQ_BIT(x) (1 << x) 77 78 #include <machine/psl.h> 79 80 void set_splmasks(void); 81 void arm_setup_irqhandler(const char *, void (*)(void*), void *, int, int, 82 void **); 83 #endif /* _MACHINE_INTR_H */ 84