NAME

acpibtn —

ACPI button

SYNOPSIS

acpibtn* at acpi?

DESCRIPTION

The acpibtn driver is used to handle the event triggered when the user presses an ACPI button. Currently, the only event handled is the press of a power button which causes the system to perform a regular system shutdown and power off the machine if the hw.allowpowerdown sysctl(8) is set to 1.

SEE ALSO

acpi(4), intro(4)

HISTORY

The acpibtn driver first appeared in OpenBSD 3.9.

AUTHORS

The acpibtn driver was written by Marco Peereboom <marco@openbsd.org>.