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Manual Pages  — SND_GUSC

NAME

snd_gusc – Gravis UltraSound ISA bridge device driver

CONTENTS

DEPRECATION NOTICE

This driver is scheduled for removal prior to the release of FreeBSD 14.0 .

SYNOPSIS

To compile this driver into the kernel, place the following lines in your kernel configuration file: device sound device snd_gusc

Alternatively, to load the driver as a module at boot time, place the following line in loader.conf(5): 

snd_gusc_load="YES"

Non-PnP cards require the following lines in device.hints(5): 

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"

DESCRIPTION

The snd_gusc bridge driver allows the generic audio driver sound(4) to attach to Gravis UltraSound sound cards.

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.

HARDWARE

The snd_gusc driver supports the following sound cards:

DIAGNOSTICS

xxx: gus pcm not attached, out of memory There are not enough memory to drive the device.

SEE ALSO

sound(4)

HISTORY

The snd_gusc device driver first appeared in FreeBSD 4.0 .

AUTHORS

Ville-Pertti Keinonen <Mt will@iki.fi> Seigo Tanimura <Mt tanimura@r.dl.itc.u-tokyo.ac.jp>

BUGS

Recording pcm sound data is not supported yet.
SND_GUSC (4) March 19, 2022
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