EPIC(4) - Device Drivers Manual

EPIC(4) - Device Drivers Manual #

EPIC(4) - Device Drivers Manual

NAME #

epic - SMC 83C170 (EPIC/100) 10/100 Ethernet device

SYNOPSIS #

epic* at pci? acphy* at mii? lxtphy* at mii? qsphy* at mii?

DESCRIPTION #

The epic interface provides access to the 10Mb/s and 100Mb/s Ethernet networks via the SMC EPIC chipset. This driver provides support for the SMC EtherPower II 10/100 Ethernet cards.

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

media autoselect

Attempt to autoselect the media type (default)

media 100baseFX mediaopt full-duplex

Use 100baseFX (fiber), full duplex

media 100baseFX mediaopt half-duplex

Use 100baseFX (fiber), half duplex

media 100baseTX mediaopt full-duplex

Use 100baseTX, full duplex

media 100baseTX mediaopt half-duplex

Use 100baseTX, half duplex

media 100baseTX mediaopt loopback

Put the interface into loopback mode

media 10baseT mediaopt full-duplex

Use 10baseT, full duplex

media 10baseT mediaopt half-duplex

Use 10baseT, half duplex

media 10baseT mediaopt loopback

Put the interface into loopback mode

SEE ALSO #

acphy(4), arp(4), ifmedia(4), inet(4), intro(4), lxtphy(4), netintro(4), pci(4), qsphy(4), hostname.if(5), ifconfig(8)

HISTORY #

The epic device driver first appeared in NetBSD 1.4. OpenBSD support was added in OpenBSD 3.8.

AUTHORS #

The epic driver was written by Jason R. Thorpe <thorpej@wasabisystems.com> and ported to OpenBSD by Brad Smith <brad@openbsd.org>.

OpenBSD 7.5 - March 21, 2022