1 /* $OpenBSD: ossaudiovar.h,v 1.3 1999/11/20 18:52:00 espie Exp $ */ 2 /* $NetBSD: ossaudiovar.h,v 1.4 1997/10/16 16:49:40 augustss Exp $ */ 3 4 /* 5 * Copyright (c) 1997 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the NetBSD 19 * Foundation, Inc. and its contributors. 20 * 4. Neither the name of The NetBSD Foundation nor the names of its 21 * contributors may be used to endorse or promote products derived 22 * from this software without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 25 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 27 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 28 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 34 * POSSIBILITY OF SUCH DAMAGE. 35 */ 36 37 struct oss_sys_ioctl_args { 38 syscallarg(int) fd; 39 syscallarg(u_long) com; 40 syscallarg(caddr_t) data; 41 }; 42 43 #define OSS_IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */ 44 #define OSS_IOC_VOID 0x00000000 /* no parameters */ 45 #define OSS_IOC_IN 0x40000000 /* copy in parameters */ 46 #define OSS_IOC_OUT 0x80000000 /* copy out parameters */ 47 #define OSS_IOC_INOUT (OSS_IOC_IN | OSS_IOC_OUT) 48 #define _OSS_IOCTL(w,x,y,z) ((u_long)((w)|(((z)&OSS_IOCPARM_MASK)<<16)|((x)<<8)|(y))) 49 #define _OSS_IO(x,y) _OSS_IOCTL(OSS_IOC_VOID, x, y, 0) 50 #define _OSS_IOR(x,y,t) _OSS_IOCTL(OSS_IOC_OUT, x, y, sizeof(t)) 51 #define _OSS_IOW(x,y,t) _OSS_IOCTL(OSS_IOC_IN, x, y, sizeof(t)) 52 #define _OSS_IOWR(x,y,t) _OSS_IOCTL(OSS_IOC_INOUT, x, y, sizeof(t)) 53 54 #define OSS_SNDCTL_DSP_RESET _OSS_IO ('P', 0) 55 #define OSS_SNDCTL_DSP_SYNC _OSS_IO ('P', 1) 56 #define OSS_SNDCTL_DSP_SPEED _OSS_IOWR('P', 2, int) 57 #define OSS_SOUND_PCM_READ_RATE _OSS_IOR ('P', 2, int) 58 #define OSS_SNDCTL_DSP_STEREO _OSS_IOWR('P', 3, int) 59 #define OSS_SNDCTL_DSP_GETBLKSIZE _OSS_IOWR('P', 4, int) 60 #define OSS_SNDCTL_DSP_SETFMT _OSS_IOWR('P', 5, int) 61 #define OSS_SOUND_PCM_READ_BITS _OSS_IOR ('P', 5, int) 62 #define OSS_SNDCTL_DSP_CHANNELS _OSS_IOWR('P', 6, int) 63 #define OSS_SOUND_PCM_READ_CHANNELS _OSS_IOR ('P', 6, int) 64 #define OSS_SOUND_PCM_WRITE_FILTER _OSS_IOWR('P', 7, int) 65 #define OSS_SOUND_PCM_READ_FILTER _OSS_IOR ('P', 7, int) 66 #define OSS_SNDCTL_DSP_POST _OSS_IO ('P', 8) 67 #define OSS_SNDCTL_DSP_SUBDIVIDE _OSS_IOWR('P', 9, int) 68 #define OSS_SNDCTL_DSP_SETFRAGMENT _OSS_IOWR('P', 10, int) 69 #define OSS_SNDCTL_DSP_GETFMTS _OSS_IOR ('P', 11, int) 70 #define OSS_SNDCTL_DSP_GETOSPACE _OSS_IOR ('P',12, struct oss_audio_buf_info) 71 #define OSS_SNDCTL_DSP_GETISPACE _OSS_IOR ('P',13, struct oss_audio_buf_info) 72 #define OSS_SNDCTL_DSP_NONBLOCK _OSS_IO ('P',14) 73 #define OSS_SNDCTL_DSP_GETCAPS _OSS_IOR ('P',15, int) 74 # define OSS_DSP_CAP_REVISION 0x000000ff 75 # define OSS_DSP_CAP_DUPLEX 0x00000100 76 # define OSS_DSP_CAP_REALTIME 0x00000200 77 # define OSS_DSP_CAP_BATCH 0x00000400 78 # define OSS_DSP_CAP_COPROC 0x00000800 79 # define OSS_DSP_CAP_TRIGGER 0x00001000 80 # define OSS_DSP_CAP_MMAP 0x00002000 81 #define OSS_SNDCTL_DSP_GETTRIGGER _OSS_IOR ('P', 16, int) 82 #define OSS_SNDCTL_DSP_SETTRIGGER _OSS_IOW ('P', 16, int) 83 # define OSS_PCM_ENABLE_INPUT 0x00000001 84 # define OSS_PCM_ENABLE_OUTPUT 0x00000002 85 #define OSS_SNDCTL_DSP_GETIPTR _OSS_IOR ('P', 17, struct oss_count_info) 86 #define OSS_SNDCTL_DSP_GETOPTR _OSS_IOR ('P', 18, struct oss_count_info) 87 #define OSS_SNDCTL_DSP_MAPINBUF _OSS_IOR ('P', 19, struct oss_buffmem_desc) 88 #define OSS_SNDCTL_DSP_MAPOUTBUF _OSS_IOR ('P', 20, struct oss_buffmem_desc) 89 #define OSS_SNDCTL_DSP_SETSYNCRO _OSS_IO ('P', 21) 90 #define OSS_SNDCTL_DSP_SETDUPLEX _OSS_IO ('P', 22) 91 #define OSS_SNDCTL_DSP_PROFILE _OSS_IOW ('P', 23, int) 92 #define OSS_APF_NORMAL 0 /* Normal applications */ 93 #define OSS_APF_NETWORK 1 /* "external" delays */ 94 #define OSS_APF_CPUINTENS 2 /* CPU delays */ 95 96 #define OSS_AFMT_QUERY 0x00000000 /* Return current fmt */ 97 #define OSS_AFMT_MU_LAW 0x00000001 98 #define OSS_AFMT_A_LAW 0x00000002 99 #define OSS_AFMT_IMA_ADPCM 0x00000004 100 #define OSS_AFMT_U8 0x00000008 101 #define OSS_AFMT_S16_LE 0x00000010 /* Little endian signed 16 */ 102 #define OSS_AFMT_S16_BE 0x00000020 /* Big endian signed 16 */ 103 #define OSS_AFMT_S8 0x00000040 104 #define OSS_AFMT_U16_LE 0x00000080 /* Little endian U16 */ 105 #define OSS_AFMT_U16_BE 0x00000100 /* Big endian U16 */ 106 #define OSS_AFMT_MPEG 0x00000200 /* MPEG (2) audio */ 107 108 /* Mixer defines */ 109 #define OSS_SOUND_MIXER_FIRST 0 110 #define OSS_SOUND_MIXER_NRDEVICES 17 111 112 #define OSS_SOUND_MIXER_VOLUME 0 113 #define OSS_SOUND_MIXER_BASS 1 114 #define OSS_SOUND_MIXER_TREBLE 2 115 #define OSS_SOUND_MIXER_SYNTH 3 116 #define OSS_SOUND_MIXER_PCM 4 117 #define OSS_SOUND_MIXER_SPEAKER 5 118 #define OSS_SOUND_MIXER_LINE 6 119 #define OSS_SOUND_MIXER_MIC 7 120 #define OSS_SOUND_MIXER_CD 8 121 #define OSS_SOUND_MIXER_IMIX 9 122 #define OSS_SOUND_MIXER_ALTPCM 10 123 #define OSS_SOUND_MIXER_RECLEV 11 124 #define OSS_SOUND_MIXER_IGAIN 12 125 #define OSS_SOUND_MIXER_OGAIN 13 126 #define OSS_SOUND_MIXER_LINE1 14 127 #define OSS_SOUND_MIXER_LINE2 15 128 #define OSS_SOUND_MIXER_LINE3 16 129 130 #define OSS_SOUND_MIXER_RECSRC 0xff 131 #define OSS_SOUND_MIXER_DEVMASK 0xfe 132 #define OSS_SOUND_MIXER_RECMASK 0xfd 133 #define OSS_SOUND_MIXER_CAPS 0xfc 134 #define OSS_SOUND_CAP_EXCL_INPUT 1 135 #define OSS_SOUND_MIXER_STEREODEVS 0xfb 136 137 #define OSS_MIXER_READ(dev) _OSS_IOR('M', dev, int) 138 139 #define OSS_SOUND_MIXER_READ_RECSRC OSS_MIXER_READ(OSS_SOUND_MIXER_RECSRC) 140 #define OSS_SOUND_MIXER_READ_DEVMASK OSS_MIXER_READ(OSS_SOUND_MIXER_DEVMASK) 141 #define OSS_SOUND_MIXER_READ_RECMASK OSS_MIXER_READ(OSS_SOUND_MIXER_RECMASK) 142 #define OSS_SOUND_MIXER_READ_STEREODEVS OSS_MIXER_READ(OSS_SOUND_MIXER_STEREODEVS) 143 #define OSS_SOUND_MIXER_READ_CAPS OSS_MIXER_READ(OSS_SOUND_MIXER_CAPS) 144 145 #define OSS_MIXER_WRITE(dev) _OSS_IOW('M', dev, int) 146 #define OSS_MIXER_WRITE_R(dev) _OSS_IOWR('M', dev, int) 147 148 #define OSS_SOUND_MIXER_WRITE_RECSRC OSS_MIXER_WRITE(OSS_SOUND_MIXER_RECSRC) 149 #define OSS_SOUND_MIXER_WRITE_R_RECSRC OSS_MIXER_WRITE_R(OSS_SOUND_MIXER_RECSRC) 150 151 #define OSS_GET_DEV(com) ((com) & 0xff) 152 153 struct oss_audio_buf_info { 154 int fragments; 155 int fragstotal; 156 int fragsize; 157 int bytes; 158 }; 159 160 struct oss_count_info { 161 int bytes; 162 int blocks; 163 int ptr; 164 }; 165 166 struct oss_buffmem_desc { 167 unsigned int *buffer; 168 int size; 169 }; 170