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MSK(4) Device Drivers Manual MSK(4)

msk, mskc —
Marvell Yukon-2 10/100/Gigabit Ethernet device

mskc* at pci?
msk* at mskc?
eephy* at mii?

The msk driver provides support for Marvell Yukon-2 88E802x, 88E805x, 88E806x, and 88E807x based Gigabit Ethernet adapters and 88E803x/88E804x based Fast Ethernet adapters, including the following:

The Yukon-2 88E802x, 88E805x, 88E806x, and 88E807x also support jumbo frames.

The msk driver supports the following media types:

Enable autoselection of the media type and options. The user can manually override the autoselected mode by adding media options to the appropriate hostname.if(5) file.
Set 10Mbps operation. The ifconfig(8) mediaopt option can also be used to select either full-duplex or half-duplex modes.
Set 100Mbps (Fast Ethernet) operation. The ifconfig(8) mediaopt option can also be used to select either full-duplex or half-duplex modes.
Set 1000baseT (Gigabit Ethernet) operation over twisted pair. Both full-duplex and half-duplex modes are supported.
Set 1000Mbps (Gigabit Ethernet) operation. Both full-duplex and half-duplex modes are supported.

The msk driver supports the following media options:

Force full duplex operation.
Force half duplex operation.

For more information on configuring this device, see ifconfig(8). To view a list of media types and options supported by the card, try ifconfig <device> media. For example, ifconfig msk0 media.

arp(4), eephy(4), ifmedia(4), intro(4), netintro(4), pci(4), hostname.if(5), ifconfig(8)

The msk driver first appeared in OpenBSD 4.0.

The msk driver was written by Mark Kettenis <kettenis@openbsd.org>.

The msk driver does not support hardware receive IP checksum offload yet.
September 14, 2014 OpenBSD-current