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.\" $FreeBSD: release/9.1.0/share/man/man4/man4.sparc64/snd_audiocs.4 153460 2005-12-15 21:02:16Z joel $
.\"
.Dd December 15, 2005
.Dt SND_AUDIOCS 4 sparc64
.Os
.Sh NAME
.Nm snd_audiocs
.Nd "Crystal Semiconductor CS4231 audio device driver"
.Sh SYNOPSIS
To compile this driver into the kernel, place the following lines in your
kernel configuration file:
.Bd -ragged -offset indent
.Cd "device sound"
.Cd "device snd_audiocs"
.Ed
.Pp
Alternatively, to load the driver as a module at boot time, place the
following line in
.Xr loader.conf 5 :
.Bd -literal -offset indent
snd_audiocs_load="YES"
.Ed
.Sh DESCRIPTION
The
.Nm
bridge driver allows the generic audio driver
.Xr sound 4
to attach to the CS4231 audio device.
Speaker output is enabled by default.
SBus based
.Tn UltraSPARC
workstations have no internal CD-ROM audio input capability.
.Sh HARDWARE
The
.Nm
driver supports the following audio devices:
.Pp
.Bl -bullet -compact
.It
CS4231 on SBus based UltraSPARC
.It
CS4231 on PCI/EBus based UltraSPARC
.El
.Sh SEE ALSO
.Xr ebus 4 ,
.Xr sbus 4 ,
.Xr sound 4
.Sh HISTORY
The
.Nm
device driver first appeared in
.Fx 5.3 .
.Sh AUTHORS
.An -nosplit
The
.Nm
driver was ported by
.An Pyun YongHyeon
.Aq yongari@FreeBSD.org
from the
.Ox
driver written by
.An Jason L. Wright .