XD(4)                 OpenBSD Programmer's Manual (SPARC)                XD(4)

NAME
     xd - Xylogics 753 or 7053 VME SMD disk controller driver

SYNOPSIS
     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
     The xd is a Xylogics 753 or 7053 SMD disk controller found on sun4 sys-
     tems 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
     xy(4)

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

OpenBSD 2.9                      March 4, 1998                               1
