JMPHY(4)

JMPHY(4) | Device Drivers Manual | JMPHY(4)

# NAME

`jmphy` —
JMicron JMP202/JMP211 10/100/Gigabit Ethernet PHY

# SYNOPSIS

`jmphy* at mii?`

# DESCRIPTION

The `jmphy` driver supports the JMicron JMP202 10/100 and JMP211 10/100/Gigabit Ethernet PHYs.

# SEE ALSO

ifmedia(4), intro(4), jme(4), mii(4), ifconfig(8)

# HISTORY

The `jmphy` device driver first appeared in OpenBSD 4.5 and NetBSD 9.0.

# AUTHORS

The `jmphy` driver was written by Pyun YongHyeon for FreeBSD and ported to OpenBSD by Jonathan Gray <jsg@openbsd.org> and then ported to NetBSD by Masanobu SAITOH.

# BUGS

It the media is set to gigabit speed, it may not link up or take a very long time to set the link up. It depends on the link partner.

October 30, 2019 | NetBSD 10.1