Siemens PSB2160 audio codec
arcofi* at gsc?
audio* at arcofi?
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.
arcofi is limited to a mono, 8000 KHz
sound, either with 8-bit phone-quality mu-law or a-law samples, or 16-bit
signed linear samples in big-endian byte order.
The following encodings are supported:
arcofi has three audio ports:
Each port has a volume control, and can be muted.
outputs.spkr volume settings are tied to the same
ioctl(2), audio(4), gsc(4), intro(4), audioctl(8), mixerctl(8)
OpenBSD support for
arcofi first appeared in OpenBSD