GENET(4) Device Drivers Manual GENET(4)

genet — Broadcom GENET 10/100/1Gb Ethernet device

genet* at acpi?
genet* at fdt?
brgphy* at mii?

The genet driver provides support for the Broadcom GENET v5 controller found on the Raspberry Pi 4.

The genet driver supports several media types, which are selected via the ifconfig(8) command. The supported media types are:

autoselect
Attempt to autoselect the media type (default)
1000baseT mediaopt full-duplex
Use 1000baseT on copper, full duplex
1000baseT mediaopt half-duplex
Use 1000baseT on copper, half duplex
100baseTX mediaopt full-duplex
Use 100baseTX, full duplex
100baseTX mediaopt half-duplex
Use 100baseTX, half duplex
10baseT mediaopt full-duplex
Use 10baseT, full duplex
10baseT mediaopt half-duplex
Use 10baseT, half duplex

arp(4), brgphy(4), ifmedia(4), inet(4), intro(4), netintro(4), ifconfig(8), rnd(9)

The genet driver first appeared in NetBSD 10.

The genet driver was written by Jared D. McNeill <jmcneill@NetBSD.org>.

August 28, 2025 NetBSD 11.0