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ACPITHINKPAD(4) Device Drivers Manual ACPITHINKPAD(4)

acpithinkpad
IBM/Lenovo ThinkPad ACPI support

acpithinkpad* at acpi?

The acpithinkpad driver provides ACPI support for IBM/Lenovo ThinkPad laptops. It responds to various hotkey button presses such as the brightness adjustment and wireless toggle keys.

acpi(4), intro(4)

The acpithinkpad driver first appeared in OpenBSD 4.4.
May 31, 2008 OpenBSD-6.1