131 lines
5.1 KiB
C
131 lines
5.1 KiB
C
/* $NetBSD: ossaudiovar.h,v 1.1 1997/04/04 15:36:02 augustss Exp $ */
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struct oss_sys_ioctl_args {
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syscallarg(int) fd;
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syscallarg(u_long) com;
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syscallarg(caddr_t) data;
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};
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#define OSS_IOCPARM_MASK 0x7f /* parameters must be < 128 bytes */
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#define OSS_IOC_VOID 0x00000000 /* no parameters */
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#define OSS_IOC_IN 0x40000000 /* copy in parameters */
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#define OSS_IOC_OUT 0x80000000 /* copy out parameters */
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#define OSS_IOC_INOUT (OSS_IOC_IN | OSS_IOC_OUT)
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#define _OSS_IOCTL(w,x,y,z) ((int)((w)|(((z)&OSS_IOCPARM_MASK)<<16)|((x)<<8)|(y)))
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#define _OSS_IO(x,y) _OSS_IOCTL(OSS_IOC_VOID, x, y, 0)
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#define _OSS_IOR(x,y,t) _OSS_IOCTL(OSS_IOC_OUT, x, y, sizeof(t))
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#define _OSS_IOW(x,y,t) _OSS_IOCTL(OSS_IOC_IN, x, y, sizeof(t))
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#define _OSS_IOWR(x,y,t) _OSS_IOCTL(OSS_IOC_INOUT, x, y, sizeof(t))
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#define OSS_SNDCTL_DSP_RESET _OSS_IO('P', 0)
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#define OSS_SNDCTL_DSP_SYNC _OSS_IO('P', 1)
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#define OSS_SNDCTL_DSP_SPEED _OSS_IOWR('P', 2, int)
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#define OSS_SOUND_PCM_READ_RATE _OSS_IOR('P', 2, int)
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#define OSS_SNDCTL_DSP_STEREO _OSS_IOWR('P', 3, int)
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#define OSS_SNDCTL_DSP_GETBLKSIZE _OSS_IOWR('P', 4, int)
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#define OSS_SNDCTL_DSP_SETFMT _OSS_IOWR('P', 5, int)
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#define OSS_SOUND_PCM_READ_BITS _OSS_IOR('P', 5, int)
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#define OSS_SNDCTL_DSP_CHANNELS _OSS_IOWR('P', 6, int)
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#define OSS_SOUND_PCM_READ_CHANNELS _OSS_IOR('P', 6, int)
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#define OSS_SOUND_PCM_WRITE_FILTER _OSS_IOWR('P', 7, int)
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#define OSS_SOUND_PCM_READ_FILTER _OSS_IOR('P', 7, int)
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#define OSS_SNDCTL_DSP_POST _OSS_IO('P', 8)
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#define OSS_SNDCTL_DSP_SUBDIVIDE _OSS_IOWR('P', 9, int)
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#define OSS_SNDCTL_DSP_SETFRAGMENT _OSS_IOWR('P', 10, int)
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#define OSS_SNDCTL_DSP_GETFMTS _OSS_IOR('P', 11, int)
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#define OSS_SNDCTL_DSP_GETOSPACE _OSS_IOR ('P',12, struct oss_audio_buf_info)
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#define OSS_SNDCTL_DSP_GETISPACE _OSS_IOR ('P',13, struct oss_audio_buf_info)
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#define OSS_SNDCTL_DSP_NONBLOCK _OSS_IO ('P',14)
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#define OSS_SNDCTL_DSP_GETCAPS _OSS_IOR ('P',15, int)
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# define OSS_DSP_CAP_REVISION 0x000000ff
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# define OSS_DSP_CAP_DUPLEX 0x00000100
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# define OSS_DSP_CAP_REALTIME 0x00000200
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# define OSS_DSP_CAP_BATCH 0x00000400
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# define OSS_DSP_CAP_COPROC 0x00000800
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# define OSS_DSP_CAP_TRIGGER 0x00001000
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# define OSS_DSP_CAP_MMAP 0x00002000
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#define OSS_SNDCTL_DSP_GETTRIGGER _OSS_IOR ('P',16, int)
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#define OSS_SNDCTL_DSP_SETTRIGGER _OSS_IOW ('P',16, int)
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#define OSS_SNDCTL_DSP_GETIPTR _OSS_IOR ('P',17, struct oss_count_info)
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#define OSS_SNDCTL_DSP_GETOPTR _OSS_IOR ('P',18, struct oss_count_info)
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#define OSS_SNDCTL_DSP_MAPINBUF _OSS_IOR ('P', 19, struct oss_buffmem_desc)
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#define OSS_SNDCTL_DSP_MAPOUTBUF _OSS_IOR ('P', 20, struct oss_buffmem_desc)
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#define OSS_SNDCTL_DSP_SETSYNCRO _OSS_IO ('P', 21)
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#define OSS_SNDCTL_DSP_SETDUPLEX _OSS_IO ('P', 22)
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#define OSS_SNDCTL_DSP_PROFILE _OSS_IOW ('P', 23, int)
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#define OSS_APF_NORMAL 0 /* Normal applications */
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#define OSS_APF_NETWORK 1 /* "external" delays */
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#define OSS_APF_CPUINTENS 2 /* CPU delays */
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#define OSS_AFMT_QUERY 0x00000000 /* Return current fmt */
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#define OSS_AFMT_MU_LAW 0x00000001
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#define OSS_AFMT_A_LAW 0x00000002
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#define OSS_AFMT_IMA_ADPCM 0x00000004
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#define OSS_AFMT_U8 0x00000008
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#define OSS_AFMT_S16_LE 0x00000010 /* Little endian signed 16 */
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#define OSS_AFMT_S16_BE 0x00000020 /* Big endian signed 16 */
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#define OSS_AFMT_S8 0x00000040
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#define OSS_AFMT_U16_LE 0x00000080 /* Little endian U16 */
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#define OSS_AFMT_U16_BE 0x00000100 /* Big endian U16 */
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#define OSS_AFMT_MPEG 0x00000200 /* MPEG (2) audio */
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/* Mixer defines */
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#define OSS_SOUND_MIXER_FIRST 0
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#define OSS_SOUND_MIXER_NRDEVICES 17
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#define OSS_SOUND_MIXER_VOLUME 0
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#define OSS_SOUND_MIXER_BASS 1
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#define OSS_SOUND_MIXER_TREBLE 2
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#define OSS_SOUND_MIXER_SYNTH 3
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#define OSS_SOUND_MIXER_PCM 4
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#define OSS_SOUND_MIXER_SPEAKER 5
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#define OSS_SOUND_MIXER_LINE 6
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#define OSS_SOUND_MIXER_MIC 7
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#define OSS_SOUND_MIXER_CD 8
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#define OSS_SOUND_MIXER_IMIX 9
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#define OSS_SOUND_MIXER_ALTPCM 10
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#define OSS_SOUND_MIXER_RECLEV 11
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#define OSS_SOUND_MIXER_IGAIN 12
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#define OSS_SOUND_MIXER_OGAIN 13
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#define OSS_SOUND_MIXER_LINE1 14
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#define OSS_SOUND_MIXER_LINE2 15
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#define OSS_SOUND_MIXER_LINE3 16
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#define OSS_SOUND_MIXER_RECSRC 0xff
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#define OSS_SOUND_MIXER_DEVMASK 0xfe
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#define OSS_SOUND_MIXER_RECMASK 0xfd
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#define OSS_SOUND_MIXER_CAPS 0xfc
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#define OSS_SOUND_CAP_EXCL_INPUT 1
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#define OSS_SOUND_MIXER_STEREODEVS 0xfb
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#define OSS_MIXER_READ(dev) _OSS_IOR('M', dev, int)
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#define OSS_SOUND_MIXER_READ_RECSRC OSS_MIXER_READ(OSS_SOUND_MIXER_RECSRC)
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#define OSS_SOUND_MIXER_READ_DEVMASK OSS_MIXER_READ(OSS_SOUND_MIXER_DEVMASK)
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#define OSS_SOUND_MIXER_READ_RECMASK OSS_MIXER_READ(OSS_SOUND_MIXER_RECMASK)
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#define OSS_SOUND_MIXER_READ_STEREODEVS OSS_MIXER_READ(OSS_SOUND_MIXER_STEREODEVS)
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#define OSS_SOUND_MIXER_READ_CAPS OSS_MIXER_READ(OSS_SOUND_MIXER_CAPS)
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#define OSS_MIXER_WRITE(dev) _OSS_IOWR('M', dev, int)
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#define OSS_SOUND_MIXER_WRITE_RECSRC OSS_MIXER_WRITE(OSS_SOUND_MIXER_RECSRC)
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#define OSS_GET_DEV(com) ((com) & 0xff)
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struct oss_audio_buf_info {
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int fragments;
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int fragstotal;
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int fragsize;
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int bytes;
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};
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struct oss_count_info {
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int bytes;
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int blocks;
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int ptr;
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};
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struct oss_buffmem_desc {
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unsigned int *buffer;
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int size;
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};
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