[ale] Q: why can't I see any USB devices with lsusb on my own kernel?
Michael B. Trausch
mike at trausch.us
Thu Aug 23 01:34:35 EDT 2007
Scully Wu, on 08/22/2007 11:34 AM said:
> I build my own kernel but when I boot with it and use
> /usr/sbin/lsusb, I can't see any USB devices.
>
> But if I boot with the origial kernel, I can see two.
>
> Is there anything wrong with my new kernel?
>
It sounds like there is something along the USB stack missing. Check
your original kernel, and run the command 'lsmod' in a terminal window.
Look for things like ohci and ohci. In fact, one better, would be to
run the following command and look for any output at all:
lsmod | grep -i '.hci'
And see what results. You will need any of those drivers to be built
into your custom kernel (and possibly other ones that the default kernel
has) in order to use USB devices.
-- Mike
--
Michael B. Trausch Internet Mail & Jabber: mike at trausch.us
Phone: (404) 592-5746 x1 http://www.trausch.us/
Mobile: (678) 522-7934 VoIP: 6453 at sip.trausch.us, 861384 at fwd
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