NAME    [Toc]    [Back]

     xd - Xylogics 753 or 7053 VME SMD disk controller driver

SYNOPSIS    [Toc]    [Back]

     xdc0    at vmel0 addr 0xffffee80 level 3 vect 0x44 (sun4)
     xdc1    at vmel0 addr 0xffffee90 level 3 vect 0x45 (sun4)
     xdc2    at vmel0 addr 0xffffeea0 level 3 vect 0x46 (sun4)
     xdc3    at vmel0 addr 0xffffeeb0 level 3 vect 0x47 (sun4)
     xd*     at xdc? drive ?                            (sun4)

DESCRIPTION    [Toc]    [Back]

     The xd is a Xylogics 753 or 7053 SMD disk  controller  found
on sun4 systems
  with  the VME bus.  The Xylogics 753 and 7053 are programmed the same
     way, but are different sizes.  The 753 is  a  6U  VME  card,
while the 7053
     is a 9U VME card.

SEE ALSO    [Toc]    [Back]

     intro(4), xy(4)

HISTORY    [Toc]    [Back]

     The  xd  driver  first appeared in NetBSD and was written by
Charles D.
     Cranor.

OpenBSD     3.6                           March      4,      1998