---
name: "ksmn"
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/ksmn"
---

# ksmn(4)

AMD F17 temperature sensor over SMN

## NAME

**ksmn** – AMD F17 temperature sensor over SMN

## SYNOPSIS

**ksmn\* at pci?**

## DESCRIPTION

The **ksmn** driver provides support for the temperature sensor available in the AMD Family 17h processors (Zen/Zen+/Zen2).

Sensor values are made available through the [sysctl(8)](/sysctl/8.md) interface.

## SEE ALSO

[intro(4)](/intro/4.md), [pci(4)](/pci/4.md), [sensorsd(8)](/sensorsd/8.md), [sysctl(8)](/sysctl/8.md)

## HISTORY

The **ksmn** driver first appeared in OpenBSD 6.6.

## AUTHORS

The **ksmn** driver was written by Bryan Steele ⟨*brynet@openbsd.org*⟩