BBA(4)                  NetBSD 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.

SEE ALSO
     audio(4), ioasic(4)

HISTORY
     The bba device driver appeared in NetBSD 1.5.  The name for the driver
     was adopted from the same driver in ULTRIX.

NetBSD 5.0_STABLE                June 22, 2005               NetBSD 5.0_STABLE
