FreeBSD-5.3/share/man/man4/snd_gusc.4

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.\" $FreeBSD: src/share/man/man4/snd_gusc.4,v 1.10.2.1 2004/09/16 20:18:15 ru Exp $
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.Dd August 28, 2004
.Dt SND_GUSC 4
.Os
.Sh NAME
.Nm snd_gusc
.Nd Gravis UltraSound ISA bridge device driver
.Sh SYNOPSIS
.Cd "device sound"
.Cd "device snd_gusc"
.Pp
For non-PnP cards, add the following lines in
.Pa /boot/device.hints .
.Cd hint.gusc.0.at="isa"
.Cd hint.gusc.0.port="0x220"
.Cd hint.gusc.0.irq="5"
.Cd hint.gusc.0.drq="1"
.Cd hint.gusc.0.flags="0x13"
.Sh DESCRIPTION
The
.Nm
bridge driver allows the generic audio drivers including
.Xr sound 4
to attach to Gravis UltraSound sound cards.
.Pp
The value of flags specifies the secondary DMA channel.
If the secondary
DMA channel is C, set the flags to (C | 0x10).
For a sound card without the
secondary DMA channel, the flags should be set to zero.
.Sh HARDWARE
The
.Nm
driver supports the following soundcards:
.Pp
.Bl -bullet -compact
.It
Gravis UltraSound MAX
.It
Gravis UltraSound PnP
.El
.Sh DIAGNOSTICS
.Bl -diag
.It xxx: gus pcm not attached, out of memory
There are not enough memory to drive the device.
.El
.Sh HISTORY
The
.Nm
device driver first appeared in
.Fx 4.0 .
.Sh SEE ALSO
.Xr sound 4
.Sh AUTHORS
.An Ville-Pertti Keinonen Aq will@iki.fi
.An Seigo Tanimura Aq tanimura@r.dl.itc.u-tokyo.ac.jp
.Sh BUGS
Recording pcm sound data is not supported yet.