1 /* $NetBSD: interrupt.h,v 1.2 2015/08/17 18:43:37 macallan Exp $ */ 2 3 /* 4 * Copyright (c) 2015 Internet Initiative Japan Inc. 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 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _SYS_INTERRUPT_H_ 30 #define _SYS_INTERRUPT_H_ 31 32 #include <sys/types.h> 33 #include <sys/intr.h> 34 #include <sys/kcpuset.h> 35 36 typedef char intrid_t[INTRIDBUF]; 37 struct intrids_handler { 38 int iih_nids; 39 intrid_t iih_intrids[1]; 40 /* 41 * The number of the "iih_intrids" array will be overwritten by 42 * "iih_nids" after intr_construct_intrids(). 43 */ 44 }; 45 46 uint64_t interrupt_get_count(const char *, u_int); 47 void interrupt_get_assigned(const char *, kcpuset_t *); 48 void interrupt_get_available(kcpuset_t *); 49 void interrupt_get_devname(const char *, char *, size_t); 50 struct intrids_handler *interrupt_construct_intrids(const kcpuset_t *); 51 void interrupt_destruct_intrids(struct intrids_handler *); 52 int interrupt_distribute(void *, const kcpuset_t *, kcpuset_t *); 53 int interrupt_distribute_handler(const char *, const kcpuset_t *, 54 kcpuset_t *); 55 56 #endif /* !_SYS_INTERRUPT_H_ */ 57