Re: Reading turbo switch/key lock from kernel space?

From: Maciej W. Rozycki (macro@ds2.pg.gda.pl)
Date: Tue Jul 25 2000 - 03:49:28 EST

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On Mon, 24 Jul 2000, Anthony D. Urso wrote:

> I am working on some biometric authentication stuff in userland, and
> as part of the procedure it would be nice to read the status of the
> turbo switch or key lock from the kernel, and make it available as a
> read-only sysctl. Is this possible?

You can read the state of the keylock input from the keyboard controller.
A turbo switch is a hardware-only feature and cannot be read (but you can
connect the button to the keylock connector, of course).

-- + Maciej W. Rozycki, Technical University of Gdansk, Poland + +--------------------------------------------------------------+ + e-mail: macro@ds2.pg.gda.pl, PGP key available +

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