AUDIOHD(4D) AUDIOHD(4D)

NAME

audiohd - Intel High Definition Audio Controller support

DESCRIPTION

The audiohd driver provides support for the generic codec chips which are
compatible with the Intel High-Definition Audio Controller 1.0
specification.

FILES

/kernel/drv/audiohd.conf
audiohd driver configuration file


/kernel/drv/audiohd
32-bit x86 kernel driver module


/kernel/drv/amd64/audiohd
64-bit x86 kernel driver module

ATTRIBUTES

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


+----------------+-----------------+
|ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+----------------+-----------------+
|Architecture | PC-based system |
+----------------+-----------------+
|Stability level | Uncommitted |
+----------------+-----------------+

SEE ALSO

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


Intel High-Definition Audio Specification 1.0. - Intel Corporation


ALC880 Specification -- Realtek Inc.

DIAGNOSTICS

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

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


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


May 12, 2009 AUDIOHD(4D)