---
name: "bhnd_pmu"
section: "4"
platform: "freebsd"
package: "base"
version: "16.0-CURRENT-20261027-61c70dc16a79"
release: "FreeBSD 16.0-CURRENT (2026-10-27)"
platforms: ["freebsd"]
url: "https://new.carta.tech/bhnd_pmu"
---

# bhnd\_pmu(4)

Broadcom Home Networking Division PMU Driver

## NAME

**bhnd\_pmu** – Broadcom Home Networking Division PMU Driver

## SYNOPSIS

To compile this driver into the kernel, add this line to the kernel configuration file:

**device bhnd**

To load the driver as a module at boot, add this line to [loader.conf(5)](/loader.conf/5.md):

```
bhnd_load="YES"
```

## DESCRIPTION

The **bhnd\_pmu** driver supports the Power Management Unit (PMU) found in Broadcom Home Networking Division network chipsets and embedded systems.

The PMU provides a hardware interface for managing the device's clock and power topology.

## SEE ALSO

[bhnd(4)](/bhnd/4.md), [intro(4)](/intro/4.md)

## HISTORY

The **bhnd\_pmu** device driver first appeared in FreeBSD 12.0.

## AUTHORS

The **bhnd\_pmu** driver was derived from Broadcom's ISC-licensed Linux PMU drivers, and was ported to FreeBSD and [bhnd(4)](/bhnd/4.md) by Landon Fuller ⟨*landonf@FreeBSD.org*⟩.