What is the thinkpad-keys application?
marvin.nospam at gmail.com
Mon Sep 25 18:07:13 BST 2006
OK. Where can I find (technical) documentation about this program and
its source code? I am interested in this because it might be possible to
write a quite simulair application that reads ACPI hotkey events and
simulates for each event a key press.
- Marvin Raaijmakers
On Mon, 2006-09-25 at 14:29 +0300, Marius Gedminas wrote:
> On Sun, Sep 24, 2006 at 11:37:06AM +0200, Marvin Raaijmakers wrote:
> > I have Ubuntu installed on my ThinkPad T60 and I noticed that an
> > application called thinkpad-keys makes the volume up/down/mute keys
> > work. After running this application, there is a new event device
> > in /dev/input/ (does this userspace application create a device?).
> > So I am asking myself what the thinkpad-keys application actually is and
> > does.
> The special ThinkPad keys (volume, etc.) do not send key codes; instead
> they flip bits in /dev/nvram. The thinkpad-keys program from the
> hotkey-setup package watches those bits and simulates keypresses using
> the kernel's input layer.
> > Google couldn't give me the answer (or is it tpb?
> > http://www.nongnu.org/tpb/).
> tpb is a different (and older) program that watches /dev/nvram, but
> instead of simulating keypresses (and letting the user map those via the
> normal mechanisms) it executes programs directly.
> > So I think someone on this list will be able to answer my question.
> Marius Gedminas
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