External drives not detected at boot time?
wart at kobold.org
Sat Feb 17 21:46:35 UTC 2007
Michel Salim wrote:
> 2007/2/17, nodata <lsof at nodata.co.uk>:
>> Am Samstag, den 17.02.2007, 11:41 -0500 schrieb Michel Salim:
>> > In Rawhide, USB external drives are not detected if they are plugged
>> > in at boot time,
>> What happens if you plug it in after boot?
> Same as if I power-cycle the drive (easier than unplugging and
> re-plugging the USB cable): it's detected as a USB mass-storage
> device, is then scanned for partititions and the device nodes created.
>> > requiring power-cycling before the required device
>> > nodes are created in /dev and gnome-volume-manager works.
>> Power cycling of the external drive or the PC?
> The external drive
> For some reason it seems that when the USB modules are first loaded,
> mass storage devices are not properly initialized (my USB mouse, on
> the other hand, works just fine)
I've heard of similar problems when using devices connected to a USB
hub. If the hub draws power from the USB bus, then some power-hungry
devices don't get properly detected at boot time. But if the USB hub
has its own power source, things would work better.
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