SND_ICH(4)

NAME
snd_ich - Intel ICH AC'97 and compatible bridge device driver

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

device sound
device snd_ich

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

    snd_ich_load="YES"

DESCRIPTION
The snd_ich bridge driver allows the generic audio driver sound(4) to attach to Intel ICH AC'97 and compatible audio devices.

Some later chips, like ICH6/ICH7, depending on wiring can instead implement newer Intel HD Audio specification, which is supported by snd_hda(4) driver.

HARDWARE
The snd_ich driver supports the following audio devices:

•   AMD 768
•   AMD 8111
•   Intel 443MX
•   Intel ICH
•   Intel ICH revision 1
•   Intel ICH2
•   Intel ICH3
•   Intel ICH4
•   Intel ICH5
•   Intel ICH6
•   Intel ICH7
•   NVIDIA nForce
•   NVIDIA nForce2
•   NVIDIA nForce2 400
•   NVIDIA nForce3
•   NVIDIA nForce3 250
•   NVIDIA nForce4
•   SiS 7012

SEE ALSO
snd_hda(4), sound(4)

HISTORY
The snd_ich device driver first appeared in FreeBSD 4.2.

AUTHORS
This manual page was written by Jorge Mario G. Mazo <jgutie11@eafit.edu.co>.