Re: i8042 controller on Toshiba Satellite P10 notebook - patch

Dmitry Torokhov
2005-04-04T18:03:30Z

On Apr 4, 2005 12:07 PM, Jaco Kroon <jaco@kroon.co.za> wrote:
> Dmitry Torokhov wrote:
> > Hi,
> >
> > On Apr 4, 2005 11:10 AM, Jaco Kroon <jaco@kroon.co.za> wrote:
> >
> >>Hello all
> >>
> >>A while back there was quite a discussion on this issue and then
> >>specifically "i8042 timing issues". I refer you to
> >>http://lkml.org/lkml/2005/1/27/11 for more detail.
> >
> > ...
> >
> > I was under impression that "usb-handoff" kernel parameter fixed the
> > problem and therefore the patch is not needed. Am I wrong?
> >
>
> Yes, to a certain extent. usb-handoff causes the whole notebook to lock
> up at the next reboot (as in it doesn't even come up with the BIOS
> splash screen). The only way to recover from that is to disconnect all
> power from the notebook, leave it for a couple of seconds, reconnect and
> only then can you go on. It does however help with the whole
> touchpad/keyboard problem (can't remember whether it fixes the keyboard
> requires usb-1.1 or the AUX problem).
>

I see... Have you tried compiling i8042, atkbd and psmouse as modules
and adjusting the init scripts so they are all loaded after USB
drivers are loaded - does it also cause lock up on reboot? I wonder
if it is usb-handoff probem or it is a bigger problem with USB on your
Toshiba.

--
Dmitry