NAME
uda
-
UNIBUS
MSCP disk controller driver
SYNOPSIS
uda0 at uba? csr 0172150
uda1 at uba? csr 0160334
mscpbus* at uda?
DESCRIPTION
The
uda
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
intro(4)
HISTORY
The
uda
driver appeared in
4.2BSD.
A new
uda
driver approach showed up in
NetBSD1.2.