1.\" $OpenBSD: neo.4,v 1.13 2007/05/31 19:19:51 jmc Exp $ 2.\" 3.\" Copyright (c) 1998 Constantine Paul Sapuntzakis 4.\" All rights reserved 5.\" 6.\" Author: Constantine Paul Sapuntzakis (csapuntz@cvs.openbsd.org) 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 3. The author's name or those of the contributors may not be used to 17.\" endorse or promote products derived from this software without 18.\" specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTORS 21.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS 24.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30.\" POSSIBILITY OF SUCH DAMAGE. 31.\" 32.Dd $Mdocdate: May 31 2007 $ 33.Dt NEO 4 34.Os 35.Sh NAME 36.Nm neo 37.Nd NeoMagic 256AV/ZX audio device 38.Sh SYNOPSIS 39.Cd "neo* at pci?" 40.Cd "audio* at neo?" 41.Sh DESCRIPTION 42The 43.Nm 44driver provides support for NeoMagic MagicMedia 256AV and 256ZX 45audio chips found in many laptops, and perhaps on some PCI cards. 46.Sh FILES 47The driver needs a firmware file, 48which is loaded on demand when the device is attached: 49.Pp 50.Bl -tag -width Ds -offset indent -compact 51.It Pa /etc/firmware/neo-coefficients 52.El 53.Sh SEE ALSO 54.Xr ac97 4 , 55.Xr audio 4 , 56.Xr intro 4 , 57.Xr pci 4 58.Sh HISTORY 59The 60.Nm 61device driver appeared in 62.Ox 2.7 . 63.Sh BUGS 64This driver has some bugs because Neomagic refuses to provide documentation, 65even though they are discontinuing their products. 66At the time of contact, all persons working at the company were hiding 67behind their receptionist as if in a stage of siege. 68