Messages in this thread | | | Date | Mon, 14 Mar 2005 17:43:42 +0100 | From | Vojtech Pavlik <> | Subject | Re: mouse&keyboard with 2.6.10+ |
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On Mon, Mar 14, 2005 at 07:38:21PM +0300, Michael Tokarev wrote:
> >>>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. > > Oh me bad, I should listen to whatever is being said, instead of doing > my stupid guesses... Just rebooted into 2.6.11.3 with usb-handoff and > both the keyboard and mouse are Just Works, and psmouse driver loads > almost immediately too. > > Also, it works just fine after turning off USB Keyboard and Mouse > support in BIOS and without usb-handoff kernel parameter. > > In 2.6.9 (it works just fine too, problem happens with 2.6.10 and up > only), there's no such parameter in drivers/pci/quirks.c. Hmm.
Any chance the order of module loading changed between the two versions? I see you have 'psmouse' as a module. If i8042 (and psmouse) are loaded after uhci-hcd (or ohci-hcd), the problem will disappear, too.
> So is this a bios/mobo problem,
Yes.
> or can it be solved in kernel somehow?
We could have usb-handoff by default.
-- 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@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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