1.\" $OpenBSD: sv.4,v 1.16 2009/11/02 22:31:50 sobrado 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: November 2 2009 $ 33.Dt SV 4 34.Os 35.Sh NAME 36.Nm sv 37.Nd S3 SonicVibes audio device 38.Sh SYNOPSIS 39.Cd "sv* at pci?" 40.Cd "audio* at sv?" 41.Sh DESCRIPTION 42The 43.Nm 44driver provides support for S3 SonicVibes (S3-617) chipset-based 45cards. 46Disabling the SRS 3-D spatial feature of the chip is recommended for higher 47quality audio. 48This can be done in software by issuing the following command: 49.Bd -literal -offset indent 50$ mixerctl outputs.spatial=off 51.Ed 52.Sh SEE ALSO 53.Xr audio 4 , 54.Xr intro 4 , 55.Xr pci 4 56.Sh HISTORY 57This driver is based on the 58.Xr eap 4 59driver by Lennart Augustsson. 60The 61.Nm 62device driver first appeared in 63.Ox 2.6 . 64.Sh BUGS 65The "FM" DAC, wavetable synth, and MIDI port are not 66supported. 67Recording at a rate different from playback is supported by 68the chip but not the driver. 69The mixer does not allow control of reverb, digital loopback, or 3-D SRS 70features. 71The chip does not support exact record speeds (it seems) of 11025Hz, 7222050Hz, and so on, used by Windows audio. 73Usually, the actual record is rate is around +/- 50Hz of the specified. 74