NAME
uda —
UNIBUS MSCP disk controller
driver
SYNOPSIS
uda0 at uba? csr 0172150
uda1 at uba? csr 0160334
mscpbus* at uda?
DESCRIPTION
Theuda driver is for UNIBUS disk controllers that use
MSCP. Among these controllers are:
- DEC UDA50 UNIBUS ctlr
- DEC KDA50 Q22 bus ctlr
- DEC RQDX3 Q22 bus ctlr
The uda communicates with the host through
a packet protocol known as the Mass Storage Control Protocol (MSCP). Consult
the file <mscp/mscp.h> for a
detailed description of this protocol.
SEE ALSO
HISTORY
The uda driver appeared in
4.2BSD.
A new uda driver approach showed up in
NetBSD 1.2.