Re: PATCH : LEDs - possibly the most pointless kernel subsystem ever

From: Joel Jaeggli (joelja@darkwing.uoregon.edu)
Date: Tue Jul 29 2003 - 15:09:44 EST


On Tue, 29 Jul 2003, John Bradford wrote:

> > This patch adds an abstraction layer for programmable LED devices,
> > hardware drivers for the Status LEDs found on some Intel PIIX4E based
> > server hardware (notably the ISP1100 1U rackmount server) and LEDs wired
> > to the parallel port data lines.
>
> I haven't had chance to test this yet, but I really like the idea - by
> an amasing co-incidence, I was actually thinking about the possibility
> of doing a parallel port connected front panel earlier today!
>
> Does anybody have any suggestions for recommended standard uses for
> parallel port connected LEDs?
>
> Disk spinning up/disk ready
> Root login active

provide a userspace interface and people will use it for all sorts of
strange things...

email deliverly notification, varying levels of log messages and output,
from lmsensors come to mind immediatly...
 
> Any other suggestions?
>
> John.
> -
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