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/* * Minor numbers for the sound driver. * * Unfortunately Creative called the codec chip of SB as a DSP. For this * reason the /dev/dsp is reserved for digitized audio use. There is a * device for true DSP processors but it will be called something else. * In v3.0 it's /dev/sndproc but this could be a temporary solution. */ #define SND_NDEVS 256 /* Number of supported devices */ #define SND_DEV_CTL 0 /* Control port /dev/mixer */ #define SND_DEV_SEQ 1 /* Sequencer output /dev/sequencer (FM synthesizer and MIDI output) */ #define SND_DEV_MIDIN 2 /* Raw midi access */ #define SND_DEV_DSP 3 /* Digitized voice /dev/dsp */ #define SND_DEV_AUDIO 4 /* Sparc compatible /dev/audio */ #define SND_DEV_DSP16 5 /* Like /dev/dsp but 16 bits/sample */ #define SND_DEV_STATUS 6 /* /dev/sndstat */ /* #7 not in use now. Was in 2.4. Free for use after v3.0. */ #define SND_DEV_SEQ2 8 /* /dev/sequencer, level 2 interface */ #define SND_DEV_SNDPROC 9 /* /dev/sndproc for programmable devices */ #define SND_DEV_PSS SND_DEV_SNDPROC #define DSP_DEFAULT_SPEED 8000 #define ON 1 #define OFF 0 #define MAX_AUDIO_DEV 5 #define MAX_MIXER_DEV 2 #define MAX_SYNTH_DEV 3 #define MAX_MIDI_DEV 6 #define MAX_TIMER_DEV 3 |