1.\" Copyright (c) 2004 Jorge Mario G. Mazo 2.\" All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 1. Redistributions of source code must retain the above copyright 8.\" notice, this list of conditions and the following disclaimer. 9.\" 2. Redistributions in binary form must reproduce the above copyright 10.\" notice, this list of conditions and the following disclaimer in the 11.\" documentation and/or other materials provided with the distribution. 12.\" 13.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23.\" SUCH DAMAGE. 24.\" 25.\" $FreeBSD: head/share/man/man4/snd_ich.4 275990 2014-12-21 09:53:29Z brueffer $ 26.\" 27.Dd January 8, 2015 28.Dt SND_ICH 4 29.Os 30.Sh NAME 31.Nm snd_ich 32.Nd "Intel ICH AC'97 and compatible bridge device driver" 33.Sh SYNOPSIS 34To compile this driver into the kernel, place the following lines in your 35kernel configuration file: 36.Bd -ragged -offset indent 37.Cd "device sound" 38.Cd "device snd_ich" 39.Ed 40.Pp 41Alternatively, to load the driver as a module at boot time, place the 42following line in 43.Xr loader.conf 5 : 44.Bd -literal -offset indent 45snd_ich_load="YES" 46.Ed 47.Sh DESCRIPTION 48The 49.Nm 50bridge driver allows the generic audio driver 51.Xr sound 4 52to attach to Intel ICH AC'97 and compatible audio devices. 53.Pp 54Some later chips, like ICH6/ICH7, depending on wiring can instead implement 55newer Intel HD Audio specification, which is supported by 56.Xr snd_hda 4 57driver. 58.Sh HARDWARE 59The 60.Nm 61driver supports the following audio devices: 62.Pp 63.Bl -bullet -compact 64.It 65AMD 768 66.It 67AMD 8111 68.It 69Intel 443MX 70.It 71Intel ICH 72.It 73Intel ICH revision 1 74.It 75Intel ICH2 76.It 77Intel ICH3 78.It 79Intel ICH4 80.It 81Intel ICH5 82.It 83Intel ICH6 84.It 85Intel ICH7 86.It 87NVIDIA nForce 88.It 89NVIDIA nForce2 90.It 91NVIDIA nForce2 400 92.It 93NVIDIA nForce3 94.It 95NVIDIA nForce3 250 96.It 97NVIDIA nForce4 98.It 99SiS 7012 100.El 101.Sh SEE ALSO 102.Xr snd_hda 4 , 103.Xr sound 4 104.Sh HISTORY 105The 106.Nm 107device driver first appeared in 108.Fx 4.2 . 109.Sh AUTHORS 110This manual page was written by 111.An Jorge Mario G. Mazo Aq Mt jgutie11@eafit.edu.co . 112