1 /* $NetBSD: audio_component.c,v 1.1 2014/03/13 01:57:52 pooka Exp $ */ 2 3 /* 4 * Copyright (c) 2010 Antti Kantee. All Rights Reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 16 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #include <sys/cdefs.h> 29 __KERNEL_RCSID(0, "$NetBSD: audio_component.c,v 1.1 2014/03/13 01:57:52 pooka Exp $"); 30 31 #include <sys/param.h> 32 #include <sys/conf.h> 33 #include <sys/device.h> 34 #include <sys/mbuf.h> 35 #include <sys/stat.h> 36 37 #include <dev/audio_if.h> 38 39 #include "ioconf.c" 40 41 #include "rump_private.h" 42 #include "rump_vfs_private.h" 43 44 RUMP_COMPONENT(RUMP_COMPONENT_DEV) 45 { 46 extern const struct cdevsw audio_cdevsw; 47 devmajor_t bmaj, cmaj; 48 int error; 49 50 config_init_component(cfdriver_ioconf_audio, 51 cfattach_ioconf_audio, cfdata_ioconf_audio); 52 53 bmaj = cmaj = NODEVMAJOR; 54 if ((error = devsw_attach("audio", NULL, &bmaj, 55 &audio_cdevsw, &cmaj)) != 0) 56 panic("audio devsw attach failed: %d", error); 57 if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/audio", '0', 58 cmaj, AUDIO_DEVICE, 4)) !=0) 59 panic("cannot create audio device nodes: %d", error); 60 if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/sound", '0', 61 cmaj, SOUND_DEVICE, 4)) !=0) 62 panic("cannot create sound device nodes: %d", error); 63 if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/audioctl", '0', 64 cmaj, AUDIOCTL_DEVICE, 4)) !=0) 65 panic("cannot create audioctl device nodes: %d", error); 66 if ((error = rump_vfs_makedevnodes(S_IFCHR, "/dev/mixer", '0', 67 cmaj, MIXER_DEVICE, 4)) !=0) 68 panic("cannot create mixer device nodes: %d", error); 69 } 70