WD(4)                 OpenBSD Programmer's Manual (Alpha)                WD(4)

NAME
     wd - WD100x compatible hard disk driver

SYNOPSIS
     wdc0 at isa? port 0x1f0 irq 14
     wdc0 at isa? port 0x170 irq 15
     wd* at wdc? drive ?

DESCRIPTION
     The wd driver supports hard disk controllers which emulate the Western
     Digital WD100x.  This includes standard MFM, RLL, ESDI and IDE con-
     trollers.  Most PCI bus alpha machines have a WD100x compatible con-
     troller built-in to the motherboard.

     Support for extended EIDE controllers is currently under development.

SEE ALSO
     acd(4), intro(4)

OpenBSD 3.0                    November 29, 1994                             1
