BBA(4)

BBA(4) | Device Drivers 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.

June 22, 2005 | NetBSD 11.0