freebsd-dev/share/man/man4/snd_gusc.4
Baptiste Daroussin 6c89995002 use .Mt to mark up email addresses consistently (final part)
PR:		191174
Submitted by:	Franco Fichtner <franco at lastsummer.de>
2014-06-26 21:46:14 +00:00

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.\"
.\" Copyright (c) 1999 Seigo Tanimura
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.Dd December 15, 2005
.Dt SND_GUSC 4
.Os
.Sh NAME
.Nm snd_gusc
.Nd Gravis UltraSound ISA bridge 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_gusc"
.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_gusc_load="YES"
.Ed
.Pp
Non-PnP cards require the following lines in
.Xr device.hints 5 :
.Bd -literal -offset indent
hint.gusc.0.at="isa"
hint.gusc.0.port="0x220"
hint.gusc.0.irq="5"
hint.gusc.0.drq="1"
hint.gusc.0.flags="0x13"
.Ed
.Sh DESCRIPTION
The
.Nm
bridge driver allows the generic audio driver
.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 sound cards:
.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 SEE ALSO
.Xr sound 4
.Sh HISTORY
The
.Nm
device driver first appeared in
.Fx 4.0 .
.Sh AUTHORS
.An Ville-Pertti Keinonen Aq Mt will@iki.fi
.An Seigo Tanimura Aq Mt tanimura@r.dl.itc.u-tokyo.ac.jp
.Sh BUGS
Recording pcm sound data is not supported yet.