MAINBUS(4)           OpenBSD Programmer's Manual (Mac68K)           MAINBUS(4)

NAME
     mainbus - Mac68k main processor bus device

SYNOPSIS
     mainbus0 at root
     obio0 at mainbus?
     nubus0 at mainbus?

DESCRIPTION
     The mainbus interface serves as an abstraction used by the autoconfigura-
     tion system to help find and attach buses (e.g. the NuBus expansion bus)
     or devices connected to the Macintosh main processor bus.

SEE ALSO
     intro(4), nubus(4), obio(4)

HISTORY
     The mainbus first appeared in NetBSD 1.2.

OpenBSD 4.1                      July 2, 1997                                1
