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/* $OpenBSD: ossaudiovar.h,v 1.5 2008/06/26 05:42:14 ray Exp $ */
/* $NetBSD: ossaudiovar.h,v 1.4 1997/10/16 16:49:40 augustss Exp $ */
/*
* Copyright (c) 1997 The NetBSD Foundation, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
struct oss_sys_ioctl_args {
syscallarg(int) fd;
syscallarg(u_long) com;
syscallarg(caddr_t) data;
};
#define OSS_IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */
#define OSS_IOC_VOID 0x00000000 /* no parameters */
#define OSS_IOC_IN 0x40000000 /* copy in parameters */
#define OSS_IOC_OUT 0x80000000 /* copy out parameters */
#define OSS_IOC_INOUT (OSS_IOC_IN | OSS_IOC_OUT)
#define _OSS_IOCTL(w,x,y,z) ((u_long)((w)|(((z)&OSS_IOCPARM_MASK)<<16)|((x)<<8)|(y)))
#define _OSS_IO(x,y) _OSS_IOCTL(OSS_IOC_VOID, x, y, 0)
#define _OSS_IOR(x,y,t) _OSS_IOCTL(OSS_IOC_OUT, x, y, sizeof(t))
#define _OSS_IOW(x,y,t) _OSS_IOCTL(OSS_IOC_IN, x, y, sizeof(t))
#define _OSS_IOWR(x,y,t) _OSS_IOCTL(OSS_IOC_INOUT, x, y, sizeof(t))
#define OSS_SNDCTL_DSP_RESET _OSS_IO ('P', 0)
#define OSS_SNDCTL_DSP_SYNC _OSS_IO ('P', 1)
#define OSS_SNDCTL_DSP_SPEED _OSS_IOWR('P', 2, int)
#define OSS_SOUND_PCM_READ_RATE _OSS_IOR ('P', 2, int)
#define OSS_SNDCTL_DSP_STEREO _OSS_IOWR('P', 3, int)
#define OSS_SNDCTL_DSP_GETBLKSIZE _OSS_IOWR('P', 4, int)
#define OSS_SNDCTL_DSP_SETFMT _OSS_IOWR('P', 5, int)
#define OSS_SOUND_PCM_READ_BITS _OSS_IOR ('P', 5, int)
#define OSS_SNDCTL_DSP_CHANNELS _OSS_IOWR('P', 6, int)
#define OSS_SOUND_PCM_READ_CHANNELS _OSS_IOR ('P', 6, int)
#define OSS_SOUND_PCM_WRITE_FILTER _OSS_IOWR('P', 7, int)
#define OSS_SOUND_PCM_READ_FILTER _OSS_IOR ('P', 7, int)
#define OSS_SNDCTL_DSP_POST _OSS_IO ('P', 8)
#define OSS_SNDCTL_DSP_SUBDIVIDE _OSS_IOWR('P', 9, int)
#define OSS_SNDCTL_DSP_SETFRAGMENT _OSS_IOWR('P', 10, int)
#define OSS_SNDCTL_DSP_GETFMTS _OSS_IOR ('P', 11, int)
#define OSS_SNDCTL_DSP_GETOSPACE _OSS_IOR ('P',12, struct oss_audio_buf_info)
#define OSS_SNDCTL_DSP_GETISPACE _OSS_IOR ('P',13, struct oss_audio_buf_info)
#define OSS_SNDCTL_DSP_NONBLOCK _OSS_IO ('P',14)
#define OSS_SNDCTL_DSP_GETCAPS _OSS_IOR ('P',15, int)
# define OSS_DSP_CAP_REVISION 0x000000ff
# define OSS_DSP_CAP_DUPLEX 0x00000100
# define OSS_DSP_CAP_REALTIME 0x00000200
# define OSS_DSP_CAP_BATCH 0x00000400
# define OSS_DSP_CAP_COPROC 0x00000800
# define OSS_DSP_CAP_TRIGGER 0x00001000
# define OSS_DSP_CAP_MMAP 0x00002000
#define OSS_SNDCTL_DSP_GETTRIGGER _OSS_IOR ('P', 16, int)
#define OSS_SNDCTL_DSP_SETTRIGGER _OSS_IOW ('P', 16, int)
# define OSS_PCM_ENABLE_INPUT 0x00000001
# define OSS_PCM_ENABLE_OUTPUT 0x00000002
#define OSS_SNDCTL_DSP_GETIPTR _OSS_IOR ('P', 17, struct oss_count_info)
#define OSS_SNDCTL_DSP_GETOPTR _OSS_IOR ('P', 18, struct oss_count_info)
#define OSS_SNDCTL_DSP_MAPINBUF _OSS_IOR ('P', 19, struct oss_buffmem_desc)
#define OSS_SNDCTL_DSP_MAPOUTBUF _OSS_IOR ('P', 20, struct oss_buffmem_desc)
#define OSS_SNDCTL_DSP_SETSYNCRO _OSS_IO ('P', 21)
#define OSS_SNDCTL_DSP_SETDUPLEX _OSS_IO ('P', 22)
#define OSS_SNDCTL_DSP_PROFILE _OSS_IOW ('P', 23, int)
#define OSS_SNDCTL_DSP_GETODELAY _OSS_IOR ('P', 24, int)
#define OSS_APF_NORMAL 0 /* Normal applications */
#define OSS_APF_NETWORK 1 /* "external" delays */
#define OSS_APF_CPUINTENS 2 /* CPU delays */
#define OSS_AFMT_QUERY 0x00000000 /* Return current fmt */
#define OSS_AFMT_MU_LAW 0x00000001
#define OSS_AFMT_A_LAW 0x00000002
#define OSS_AFMT_IMA_ADPCM 0x00000004
#define OSS_AFMT_U8 0x00000008
#define OSS_AFMT_S16_LE 0x00000010 /* Little endian signed 16 */
#define OSS_AFMT_S16_BE 0x00000020 /* Big endian signed 16 */
#define OSS_AFMT_S8 0x00000040
#define OSS_AFMT_U16_LE 0x00000080 /* Little endian U16 */
#define OSS_AFMT_U16_BE 0x00000100 /* Big endian U16 */
#define OSS_AFMT_MPEG 0x00000200 /* MPEG (2) audio */
/* Mixer defines */
#define OSS_SOUND_MIXER_FIRST 0
#define OSS_SOUND_MIXER_NRDEVICES 17
#define OSS_SOUND_MIXER_VOLUME 0
#define OSS_SOUND_MIXER_BASS 1
#define OSS_SOUND_MIXER_TREBLE 2
#define OSS_SOUND_MIXER_SYNTH 3
#define OSS_SOUND_MIXER_PCM 4
#define OSS_SOUND_MIXER_SPEAKER 5
#define OSS_SOUND_MIXER_LINE 6
#define OSS_SOUND_MIXER_MIC 7
#define OSS_SOUND_MIXER_CD 8
#define OSS_SOUND_MIXER_IMIX 9
#define OSS_SOUND_MIXER_ALTPCM 10
#define OSS_SOUND_MIXER_RECLEV 11
#define OSS_SOUND_MIXER_IGAIN 12
#define OSS_SOUND_MIXER_OGAIN 13
#define OSS_SOUND_MIXER_LINE1 14
#define OSS_SOUND_MIXER_LINE2 15
#define OSS_SOUND_MIXER_LINE3 16
#define OSS_SOUND_MIXER_RECSRC 0xff
#define OSS_SOUND_MIXER_DEVMASK 0xfe
#define OSS_SOUND_MIXER_RECMASK 0xfd
#define OSS_SOUND_MIXER_CAPS 0xfc
#define OSS_SOUND_CAP_EXCL_INPUT 1
#define OSS_SOUND_MIXER_STEREODEVS 0xfb
#define OSS_MIXER_READ(dev) _OSS_IOR('M', dev, int)
#define OSS_SOUND_MIXER_READ_RECSRC OSS_MIXER_READ(OSS_SOUND_MIXER_RECSRC)
#define OSS_SOUND_MIXER_READ_DEVMASK OSS_MIXER_READ(OSS_SOUND_MIXER_DEVMASK)
#define OSS_SOUND_MIXER_READ_RECMASK OSS_MIXER_READ(OSS_SOUND_MIXER_RECMASK)
#define OSS_SOUND_MIXER_READ_STEREODEVS OSS_MIXER_READ(OSS_SOUND_MIXER_STEREODEVS)
#define OSS_SOUND_MIXER_READ_CAPS OSS_MIXER_READ(OSS_SOUND_MIXER_CAPS)
#define OSS_MIXER_WRITE(dev) _OSS_IOW('M', dev, int)
#define OSS_MIXER_WRITE_R(dev) _OSS_IOWR('M', dev, int)
#define OSS_SOUND_MIXER_WRITE_RECSRC OSS_MIXER_WRITE(OSS_SOUND_MIXER_RECSRC)
#define OSS_SOUND_MIXER_WRITE_R_RECSRC OSS_MIXER_WRITE_R(OSS_SOUND_MIXER_RECSRC)
#define OSS_GET_DEV(com) ((com) & 0xff)
struct oss_audio_buf_info {
int fragments;
int fragstotal;
int fragsize;
int bytes;
};
struct oss_count_info {
int bytes;
int blocks;
int ptr;
};
struct oss_buffmem_desc {
unsigned int *buffer;
int size;
};
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