Re: Determining Button State

[Pavel Machek <pavel-+ZI9xUNit7I@public.gmane.org>]

Hi!

> > Looking at rolling out some sort of ACPI script environment for acpid. 
> > Is there any way that the ACPI system determines exposes what state the 
> > subsystem is in.
> > 
> > When I close the lid on my laptop, I get the event -
> > 
> > button/lid LID 00000080 0000000b
> > button/lid LID 00000080 0000000c
> > button/lid LID 00000080 0000000d
> > button/lid LID 00000080 0000000e
> > button/lid LID 00000080 0000000f
> > 
> > Which doesn't seem to have anything that indicates 'down or up'.  I 
> > understand an 'up/down' doesn't make sense for Power or Sleep, but it 
> > seems pretty vital to something like a lid.
> 
> Nope, and you can't use odd or even either because it changes.  I did
> this:
...
> This however assumes that the lid is open when I power on (not an
> unreasonable assumption usually, since I can't press the power button
> otherwise).  I chose /var/run since it is cleaned out automatically.

Fortunately at least toshibas and thinkpads have
power btn available with lid closed -- it is
pretty bad to have to open the lid to turn
the machine on -- especially with external
keyboard and monitor. Toshiba has LEDs
visible from the outside for added bonus.
				Pavel
-- 
				Pavel
Written on sharp zaurus, because my Velo1 broke. If you have Velo you don't need...



-------------------------------------------------------
This sf.net email is sponsored by:
With Great Power, Comes Great Responsibility 
Learn to use your power at OSDN's High Performance Computing Channel
http://hpc.devchannel.org/