On Fri, Jul 08, 2005 at 09:29:08AM -0700, Dmitry Torokhov wrote:
> Mattia Dongili <[email protected]> wrote:
[...]
> I see several possible issues:
>
> > PNP: No PS/2 controller found. Probing ports directly.
>
> Does it show this line when touchpad is being detected?
yes
> Do you have PNPACPI turned on?
# CONFIG_PNPACPI is not set
> > i8042.c: Detected active multiplexing controller, rev 5.3.
>
> Revision 5.3 is suspicious. The last posted one is 1.1
> Again, when touchpad is detected, does it show this or 1.{0|1}?
nothing at all, no multiplexing controller and most important only 2
ports
PNP: No PS/2 controller found. Probing ports directly.
serio: i8042 AUX port at 0x60,0x64 irq 12
serio: i8042 KBD port at 0x60,0x64 irq 1
mice: PS/2 mouse device common for all mice
> > serio: i8042 AUX0 port at 0x60,0x64 irq 12
> > serio: i8042 AUX1 port at 0x60,0x64 irq 12
> > serio: i8042 AUX2 port at 0x60,0x64 irq 12
> > serio: i8042 AUX3 port at 0x60,0x64 irq 12
> > serio: i8042 KBD port at 0x60,0x64 irq 1
> > mice: PS/2 mouse device common for all mice
>
> And now the real problem:
>
> > drivers/input/serio/i8042.c: 91 -> i8042 (command) [220803]
> > drivers/input/serio/i8042.c: f2 -> i8042 (parameter) [220803]
> > drivers/input/serio/i8042.c: fa <- i8042 (interrupt, KBD, 1) [220806]
>
> We are trying to talk to AUX port but KBC replies as if data
> is coming from the keyboard port.
>
> Does it help if you boot with "usb-handoff" kernel option? Another
> one would be "i8042.nomux". Btw, does your laptop have external
> PS/2 ports?
Well it's pretty hard to say currently I've only been able to trigger
this problem only twice in at least 6 cold boots.
Will try later anyway :)
As said, I remember having this problem in the past, here's the thread:
http://marc.theaimsgroup.com/?l=linux-kernel&m=108211185919825&w=2
it seems we already talked about it!
--
mattia
:wq!
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