Re: mouse&keyboard with 2.6.10+

From: Vojtech Pavlik
Date: Mon Mar 14 2005 - 11:29:40 EST

On Mon, Mar 14, 2005 at 06:53:11PM +0300, Michael Tokarev wrote:
> Vojtech Pavlik wrote:
> >On Mon, Mar 14, 2005 at 02:52:00PM +0300, Michael Tokarev wrote:
> >
> >
> >>After plugging in USB keyboard and loading uhci-hcd and
> >>usbhid, the keyboard un-freeze, but mouse still didn't
> >>work. So I tried re-loading psmouse module, and
> >>surprizingly, mouse started working again, but now dmesg
> >>says:
> >>
> >>input: PS2++ Logitech Wheel Mouse on isa0060/serio1
> >>
> >>(normally it's
> >>input: ImPS/2 Generic Wheel Mouse on isa0060/serio1
> >>)
> >>
> >>and the mouse is moving very fast now. Previously
> >>I either didn't able to make it work at all after such
> >>freeze, or it worked automatically after loading usbhid.
> >>
> >>BTW, it's 2.6.10, I can't made it work with 2.6.11 at all.
> >
> >
> >Can you try 'usb-handoff' on the kernel command line?
> The problem has nothing to do with USB per se, as far as
> I can see. PS2 keyboard and mouse does not work when
> the USB subsystem (incl. usbcore) is not loaded. And the
> problem is with PS2 keyboard/mouse, not with USB one which
> works just fine.

Of course. Nevertheless 'usb-handoff' tells the BIOS not to meddle with
the PS/2 interfaces, too.

Vojtech Pavlik
SuSE Labs, SuSE CR
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at