Problem with Hotplugging and ACPI (i guess)

[Matt Zimmerman]

On Thu, Mar 10, 2005 at 09:14:28AM +0100, Katrin Wolf wrote:

> I have Ubuntu on my JVC subnotebook (MP-XP731). First I installed Warty and 
> everything of my hardware worked out of the box. A few days ago I updated to 
> hoary (with apt-get upgrade). The new version of the hotplugging system had 
> problems with finding the firmware files for my wifi card, but I googled for 
> it and found a solution - i copied the files to another directory and the 
> problem was gone - firmware loaded and wifi card worked again (btw. its a 
> ipw2100). At this time when I fixed that problem, the notebook ran with power 
> plug. Now I experienced, that when I run the notebook on batteries only, the 
> problem appears again - the firmeware cannot be loaded by the hotplug system 
> and thus the wifi card doesnt work. dmesg says the following:

These files are included with the Ubuntu kernels, and the driver finds and
uses it by default.

Are you running any unofficial or unsupported packages?  What version of the
kernel and hotplug are you running, and what's in /proc/sys/kernel/hotplug?

-- 
 - mdz