FreeBSD and Thinkpad-specific keys and indicators

A calendar icon 24 Mar 2026 A tag icon bsd it thinkpad Table of Contents Intercepting functional key presses with devd Processing functional keypresses with shell script ACPI IBM module settings for LEDs (Bonus section) Alert with Morse code and ThinkLight Thinkpad laptops, e.g. mine Thinkpad X220, has a lot of functional keys. Some of them work without any problems — they are passed by the…