Re: [gentoo-user] USB Problems

[john]

On Sun, 12 Jun 2011 15:50:18 -0500
Dale <rdalek1967@×××××.com> wrote:

> meino.cramer@×××.de wrote:
> > Hi John,
> >
> > if sysreq does not work after inserting the usbstick then the kernel
> > stops working completly (the sysreq-code of the kernel is not
> > entered), which seems to be that something happening on very low
> > level (the problem not the sysreq-code of course... ;)
> >
> > Just another shot into the dark:
> > Do you have modularized all usb-related stuff? This also may help to
> > let the usb-sticks work correctly.
> >
> > Ah! Another thing: Insert the related modules into
> > /etc/conf.d/modules so that they get loaded in a very early
> > phase of the bootprocess.
> >
> > With modules loaded and with no usb-sticks as root inspect the
> > according modules with modinfo -p<modulename>  to see, whether
> > there a additional parameters you may pass to the modules to get
> > an extra of informations or - better - to fix the issue.
> >
> > Modify under "Kernel hacking" in the kernel config the
> > "Default message log level" to see more.
> >
> > Furthermore there is a switch "Kernel debugging" with sub-options.
> > May be turning on these may also help to get closer to all evil ;)
> >
> > Last thing:
> > If there is nothing valueable stored on the usbsticks:
> > Try to reformat the usbsticks. Instead of putting a FAT32-fs on the
> > bare device, create a regular partition and create a Linux-fs
> > (reiserfs, ext2/3/4 or like that) on that partition.
> >
> > This may not be good idea in general, but - if it works - this would
> > give a hint, where to search next.
> >
> > Good luck!
> >
> > Best regards,
> > mcc
> >
> >
>
> Have you looked to see if that mobo has a USB problem and a BIOS
> update to fix it?
>
> Just curious.
>
> Dale
>
> :-)  :-)
>

Thanks Dale, 

Good thinking. Will have a look. Did upgrade earlier in the year but
will have another look.

 

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John D Maunder
jdm@×××××××××××××××××××.uk