1 /* $OpenBSD: uhid.h,v 1.2 2021/01/23 05:08:36 thfr Exp $ */ 2 /* $NetBSD: uhid.c,v 1.57 2003/03/11 16:44:00 augustss Exp $ */ 3 4 /* 5 * Copyright (c) 1998 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Lennart Augustsson (lennart@augustsson.net) at 10 * Carlstedt Research & Technology. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 31 * POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 #ifdef _KERNEL 35 36 struct uhid_softc { 37 struct uhidev sc_hdev; 38 39 u_char *sc_obuf; 40 41 struct clist sc_q; 42 struct selinfo sc_rsel; 43 u_char sc_state; /* driver state */ 44 #define UHID_ASLP 0x01 /* waiting for device data */ 45 46 int sc_refcnt; 47 }; 48 49 extern struct cfdriver uhid_cd; 50 extern struct cfdriver fido_cd; 51 extern struct cfdriver ujoy_cd; 52 53 #define UHIDUNIT(dev) (minor(dev)) 54 #define UHID_CHUNK 128 /* chunk size for read */ 55 #define UHID_BSIZE 1020 /* buffer size */ 56 57 void uhid_intr(struct uhidev *, void *, u_int); 58 struct uhid_softc *uhid_lookup(dev_t); 59 60 int uhid_do_open(dev_t, int, int, struct proc *); 61 62 void uhid_attach(struct device *, struct device *, void *); 63 int uhid_detach(struct device *, int); 64 65 #endif /* _KERNEL */ 66