Manual browser: arcofi(4)
|ARCOFI(4)||Kernel Interfaces Manual||ARCOFI(4)|
NAMEarcofi — Siemens PSB2160 audio codec
SYNOPSISarcofi* at dio?
audio* at audiobus?
DESCRIPTIONThe arcofi driver supports the HP “Audio1” audio devices, based upon the Siemens PSB2160 “ARCOFI” codec, to implement the audio device interface described in audio(4).
This device is found onboard HP 9000 workstations models 425e, 705 and 710.
The arcofi is limited to a phone-quality mono, 8000 Hz sound.
AUDIOCTL SETTINGSThe following encodings are supported:
Software converted to
MIXERCTL SETTINGSThe arcofi has three audio ports:
- The ‘line in’ jack connector.
- The ‘line out’ jack connector.
- The built-in speaker.
Each port has a volume control, and can be muted.
The outputs.line and outputs.speaker volume settings are tied to the same hardware setting.
SEE ALSOaudioctl(1), mixerctl(1), ioctl(2), audio(4), dio(4), intro(4)
HISTORYThe arcofi driver was written for OpenBSD and first appeared in OpenBSD 5.1, and was ported to NetBSD.
|August 25, 2014||NetBSD 7.0|