1.\" $OpenBSD: bba.4,v 1.2 2011/09/05 06:59:08 jmc Exp $ 2.\" $NetBSD: bba.4,v 1.7 2008/04/30 13:10:53 martin Exp $ 3.\" 4.\" Copyright (c) 2000 The NetBSD Foundation, Inc. 5.\" All rights reserved. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26.\" POSSIBILITY OF SUCH DAMAGE. 27.\" 28.Dd $Mdocdate: September 5 2011 $ 29.Dt BBA 4 alpha 30.Os 31.Sh NAME 32.Nm bba 33.Nd IOASIC baseboard audio device driver 34.Sh SYNOPSIS 35.Cd "bba0 at ioasic?" 36.Cd "audio* at bba?" 37.Sh DESCRIPTION 38The 39.Nm 40driver provides support for the IOASIC baseboard audio found on 41DEC 3000 systems. 42The baseboard audio driver is based on the AMD 79c30 ISDN and audio interface. 43The interface is only capable of playing and recording 8kHz mu-law audio. 44.Sh SEE ALSO 45.Xr audio 4 , 46.Xr intro 4 47.\" .Xr ioasic 4 48.\" .Sh HISTORY 49.\" The 50.\" .Nm 51.\" device driver appeared in 52.\" .Nx 1.5 . 53.\" The name for the driver was adopted from the same driver in ULTRIX. 54