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ACPIVIDEO(4)             BSD Kernel Interfaces Manual             ACPIVIDEO(4)

NAME
     acpivideo -- ACPI video

SYNOPSIS
     acpivideo* at acpi?

DESCRIPTION
     The acpivideo driver supports ACPI display output switching and bright-
     ness control.  Output displays can take the form of CRTs, LCDs, TV-OUTs
     or any similar devices that may be connected to the machine.

SEE ALSO
     acpi(4), acpithinkpad(4), acpitoshiba(4), acpivout(4), intro(4)

HISTORY
     The acpivideo driver first appeared in OpenBSD 4.6.

AUTHORS
     The acpivideo driver was written by Federico G. Schwindt
     <fgsch@openbsd.org> and Paul Irofti <pirofti@openbsd.org>.

CAVEATS
     On IBM and Lenovo ThinkPad systems, acpivideo functionality is handled by
     the acpithinkpad(4) driver.

BSD                             April 26, 2017                             BSD