VALD(4)

NAME
vald - Toshiba Programmable I/O controller

SYNOPSIS
vald* at acpi?

DESCRIPTION
Some Toshiba computers have a special I/O controller that handles various interface devices. This special I/O controller is accessed by the “GHCI” ACPI method. The vald driver provides some support for it.

The vald driver handles the following hot-keys:

Fn+F5
    Switch between LCD and External Video output.
Fn+F6
    Decrease LCD brightness.
Fn+F7
    Increase LCD brightness.
Fn+F8
    Switch fan (ON/OFF).

The vald driver has only been tested on the Libretto L3.

SEE ALSO
acpi(4)

HISTORY
The vald driver appeared in NetBSD 1.6.

BUGS
vald has a problem with X11 when switching between LCD and External Video output.