1 /* $OpenBSD: siovar.h,v 1.3 2017/06/04 13:48:13 aoyama Exp $ */ 2 /* $NetBSD: siovar.h,v 1.1 2000/01/05 08:48:55 nisimura Exp $ */ 3 4 /*- 5 * Copyright (c) 2000 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Tohru Nishimura. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 struct sio_attach_args { 34 int channel; 35 int hwflags; 36 }; 37 38 struct sioreg { 39 volatile u_int8_t sio_data; 40 volatile unsigned : 24; 41 volatile u_int8_t sio_cmd; 42 volatile unsigned : 24; 43 #define sio_stat sio_cmd 44 }; 45 46 struct sio_softc { 47 struct device sc_dev; 48 struct sioreg *sc_ctl; 49 struct { 50 void (*ih_func)(void *); 51 void *ih_arg; 52 } sc_intrhand[2]; 53 }; 54 55 int getsiocsr(struct sioreg *); 56 void setsioreg(struct sioreg *, int, int); 57