ACPI and hotplug issues on a Dell laptop

Thom Paine painethom at gmail.com
Thu May 4 15:27:27 UTC 2006


I have a Dell Latitude L400 and the fan doesn't seem to work with
ACPI. It does with apm.

You mentioned that there was two settings for acpi? Any idea how I
would track down this problem?

Thanks.

On 5/3/06, Richard Pickett <Richard.Pickett at csrtechnologies.com> wrote:
> > > /etc/acpi/events/hibernate.conf
> > > event=button/sleep\ SBTN\ 00000080\ 00000001
> > > action=/usr/sbin/pm-hibernate
> > >
> > > /etc/acpi/events/false-hibernate.conf
> > > event=button/sleep\ SBTN\ 00000080\ 00000002
> > > action=/bin/true
> > [snip]
> >
> > Funny. It's like if you were pressing it twice quickly :-\. Good that
> > you've
> > found a workaround, anyway!
>
> Yeah, I think that last number is the state. I've noticed I can program
> the lid the same way. With the lid a 1 is closed with power, 2 is opened
> with power, 3 is closed with battery and I haven't seen a 4.
>
> So my guess is with the sleep key a 1 is "down" and a 2 is "up" it just
> queues the "up" until after the down has been processed and since the
> "down" puts it to sleep the "up" doesn't get processed until it comes
> back on, at which time if I don't catch the "up" like I do (by just
> calling a no-op program like true) the acpi defaults to the old sleep
> behavior which doesn't store the state correctly.
>
> Anyway, like you said, at least it's working.
>
> I'll start a new thread with my usb problems. The usb isn't that big of
> an issue because the pcmcia works fine and I have a Xircom pcmcia that
> I've been using instead of the usb.
>
> Thanks for your suggestions.
>
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--
-=/>Thom




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