ABL(4) Device
Drivers Manual ABL(4)
NAME
abl —
Apple backlight support
SYNOPSIS
abl* at acpi?
DESCRIPTION
The abl driver enables access to the
backlight found in Intel based Apple iMac computers. It provides brightness
control using the wsconsctl(8) variable display.brightness.
SEE ALSO
HISTORY
The abl driver first appeared in
OpenBSD 6.8.
AUTHORS
The abl driver was written by
Marcus Glocker
<mglocker@openbsd.org>.
OpenBSD 7.8
October 25, 2020
ABL(4)