[ltp] UPS signals for shutdown

[Henrique de Moraes Holschuh]

On Sun, 16 Mar 2008, Helmut Hullen wrote:
> In my very special case pure shutdown would be enough. But first (as you  
> had mentioned) I should know which signal I have to watch.

Look at everything that comes over /proc/acpi/event using acpi_listen, and
let the poor thing drain the battery until it is blinking orange.

Maybe you will need to enable some kernel ACPI debugging stuff to make
triple sure there is not a notification that is being delivered, but nothing
in the kernel is listening.

-- 
  "One disk to rule them all, One disk to find them. One disk to bring
  them all and in the darkness grind them. In the Land of Redmond
  where the shadows lie." -- The Silicon Valley Tarot
  Henrique Holschuh