AUDIO1575(4D) AUDIO1575(4D)


NAME


audio1575 - Uli M1575 Super South Bridge audio digital controller
interface

DESCRIPTION


The audio1575 device uses the Uli M1575 AC97-compatible audio digital
controller and an AC-97 Codec to implement the audio device interface.
This interface allows analog only inputs and outputs.

FILES


/kernel/drv/sparcv9/audio1575

64-bit driver module


/kernel/drv/audio1575.conf

Driver configuration file


ATTRIBUTES


See attributes(7) for descriptions of the following attributes:


+----------------+-----------------+
|ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+----------------+-----------------+
|Architecture | SPARC, x86 |
+----------------+-----------------+
|Stability level | Uncommitted |
+----------------+-----------------+

SEE ALSO


ioctl(2), audio(4I), mixer(4I), streamio(4I), attributes(7)


Uli M1575 Super South Bridge Data Sheet Data Sheet-- Uli USA Inc.


AD1981B AC '97 SoundMAX(R) Codec Data Sheet-- Analog Devices Inc.

DIAGNOSTICS


In addition to being logged, the following messages might appear on the
system console:

play-interrupts too low
record-interrupts too low
The interrupt rate specified in
audio1575.conf is set too low. It has been
reset to the rate specified in the message.
Update audio1575.conf to a higher interrupt
rate.


play-interrupts too high
record-interrupts too high
The interrupt rate specified in
audio1575.conf is set too high. It has been
reset to the rate specified in the message.
Update audio1575.conf to a lower interrupt
rate.


May 13, 2009 AUDIO1575(4D)