APLCPU(4) | Device Drivers Manual (arm64) | APLCPU(4)

# NAME

`aplcpu` — Apple CPU power states

# SYNOPSIS

`aplcpu* at fdt?`

# DESCRIPTION

The `aplcpu` driver provides support for managing the CPU power states on Apple SoCs. These power states can be set to reduce power usage and extend battery life through the hw.setperf sysctl(2) mechanism.

# SEE ALSO

sysctl(2), intro(4), apmd(8), sysctl(8)

# HISTORY

The `aplcpu` driver first appeared in OpenBSD 7.1.

# AUTHORS

The `aplcpu` driver was written by Mark Kettenis <kettenis@openbsd.org>.

February 20, 2022 | Debian