G2BUS(4) Device Drivers Manual (dreamcast) G2BUS(4)

g2bus
G2 bus support

g2bus0 at shb?

The g2bus driver provides support for the Dreamcast G2 bus layer, to which the audio subsystem and the expansion slot are connected.

dreamcast/gapspci(4)

The g2bus device driver appeared in NetBSD 1.6.
February 17, 2017 NetBSD 9.4