| BBA(4) | Kernel Interfaces Manual | BBA(4) | 
NAME
 bba — IOASIC Baseboard Audio device driver
SYNOPSIS
 bba0   at ioasic? offset ?
audio* at audiobus?
DESCRIPTION
 The bba driver provides support for the IOASIC baseboard audio found on DEC 3000/300, 3000/500 (NetBSD/alpha) and DEC Personal DECstation (NetBSD/pmax) systems.  The baseboard audio driver is based on the AMD 79c30 ISDN and audio interface.  The interface is only capable of playing and recording 8kHz mu-law audio.
HISTORY
 The bba device driver appeared in NetBSD 1.5. The name for the driver was adopted from the same driver in ULTRIX.