---
name: "icsphy"
section: "4"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["openbsd"]
url: "https://new.carta.tech/icsphy"
---

# icsphy(4)

Integrated Circuit Systems ICS189x 10/100 Ethernet PHY

## NAME

**icsphy** – Integrated Circuit Systems ICS189x 10/100 Ethernet PHY

## SYNOPSIS

**icsphy\* at mii?**

## DESCRIPTION

The **icsphy** driver supports the Integrated Circuit Systems ICS1890 10/100 Ethernet PHYs and its successors ICS1892 and ICS1893. These PHYs are found on a variety of Ethernet interfaces.

## SEE ALSO

[ifmedia(4)](/ifmedia/4.md), [intro(4)](/intro/4.md), [mii(4)](/mii/4.md), [ifconfig(8)](/ifconfig/8.md)