1 1.9 rafal /* $NetBSD: irqhandler.h,v 1.9 2008/06/13 13:24:10 rafal Exp $ */ 2 1.1 ichiro 3 1.1 ichiro /* 4 1.1 ichiro * Copyright (c) 1994-1996 Mark Brinicombe. 5 1.1 ichiro * Copyright (c) 1994 Brini. 6 1.1 ichiro * All rights reserved. 7 1.1 ichiro * 8 1.1 ichiro * This code is derived from software written for Brini by Mark Brinicombe 9 1.1 ichiro * 10 1.1 ichiro * Redistribution and use in source and binary forms, with or without 11 1.1 ichiro * modification, are permitted provided that the following conditions 12 1.1 ichiro * are met: 13 1.1 ichiro * 1. Redistributions of source code must retain the above copyright 14 1.1 ichiro * notice, this list of conditions and the following disclaimer. 15 1.1 ichiro * 2. Redistributions in binary form must reproduce the above copyright 16 1.1 ichiro * notice, this list of conditions and the following disclaimer in the 17 1.1 ichiro * documentation and/or other materials provided with the distribution. 18 1.1 ichiro * 3. All advertising materials mentioning features or use of this software 19 1.1 ichiro * must display the following acknowledgement: 20 1.1 ichiro * This product includes software developed by Mark Brinicombe 21 1.1 ichiro * for the NetBSD Project. 22 1.1 ichiro * 4. The name of the company nor the name of the author may be used to 23 1.1 ichiro * endorse or promote products derived from this software without specific 24 1.1 ichiro * prior written permission. 25 1.1 ichiro * 26 1.1 ichiro * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 27 1.1 ichiro * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 28 1.1 ichiro * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 29 1.1 ichiro * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 30 1.1 ichiro * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 31 1.1 ichiro * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 32 1.1 ichiro * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 33 1.1 ichiro * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 34 1.1 ichiro * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 35 1.1 ichiro * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 36 1.1 ichiro * SUCH DAMAGE. 37 1.1 ichiro * 38 1.1 ichiro * IRQ related stuff (defines + structures) 39 1.1 ichiro * 40 1.1 ichiro * Created : 30/09/94 41 1.1 ichiro */ 42 1.1 ichiro 43 1.2 toshii #ifndef _HPCARM_IRQHANDLER_H_ 44 1.2 toshii #define _HPCARM_IRQHANDLER_H_ 45 1.1 ichiro 46 1.1 ichiro #ifndef _LOCORE 47 1.1 ichiro #include <sys/types.h> 48 1.1 ichiro #endif /* _LOCORE */ 49 1.1 ichiro 50 1.1 ichiro /* Define the IRQ bits */ 51 1.1 ichiro 52 1.1 ichiro #define IRQ_VSYNC IRQ_FLYBACK /* Aliased */ 53 1.1 ichiro #define IRQ_NETSLOT IRQ_EXTENDED 54 1.1 ichiro 55 1.1 ichiro #define IRQ_INSTRUCT -1 56 1.1 ichiro /* XXX ICU_LEN is used for the same purpose. Either one should be nuked */ 57 1.1 ichiro #define NIRQS 0x20 58 1.1 ichiro 59 1.1 ichiro #include <machine/intr.h> 60 1.1 ichiro 61 1.1 ichiro #ifndef _LOCORE 62 1.1 ichiro typedef struct irqhandler { 63 1.6 peter int (*ih_func)(void *); /* handler function */ 64 1.1 ichiro void *ih_arg; /* Argument to handler */ 65 1.1 ichiro int ih_level; /* Interrupt level */ 66 1.1 ichiro int ih_count; /* Interrupt number (for accounting) */ 67 1.1 ichiro int ih_irq; /* Interrupt register pin */ 68 1.1 ichiro const char *ih_name; /* Name of interrupt (for vmstat -i) */ 69 1.1 ichiro u_int ih_flags; /* Interrupt flags */ 70 1.1 ichiro u_int ih_maskaddr; /* mask address for expansion cards */ 71 1.1 ichiro u_int ih_maskbits; /* interrupt bit for expansion cards */ 72 1.1 ichiro struct irqhandler *ih_next; /* next handler */ 73 1.1 ichiro } irqhandler_t; 74 1.1 ichiro 75 1.1 ichiro #ifdef _KERNEL 76 1.9 rafal extern u_int irqmasks[NIPL]; 77 1.1 ichiro extern irqhandler_t *irqhandlers[NIRQS]; 78 1.1 ichiro 79 1.6 peter void irq_init(void); 80 1.6 peter void irq_setmasks(void); 81 1.6 peter void disable_irq(int); 82 1.6 peter void enable_irq(int); 83 1.1 ichiro #endif /* _KERNEL */ 84 1.1 ichiro #endif /* _LOCORE */ 85 1.1 ichiro 86 1.1 ichiro #define IRQ_FLAG_ACTIVE 0x00000001 /* This is the active handler in list */ 87 1.1 ichiro 88 1.2 toshii #endif /* _HPCARM_IRQHANDLER_H_ */ 89 1.1 ichiro 90 1.1 ichiro /* End of irqhandler.h */ 91