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Re: synaptics touchpad not working



On Fri, 2 May 2008 11:55:35 +0200, Julien Cristau wrote:

> On Fri, May  2, 2008 at 08:35:04 +0200, David Paleino wrote:
> 
> > Hi Julien,
> > I've just upgraded my system and this wasn't fixed. I believe that this is a
> > kernel problem though, but I don't know which package I should assign it to:
> > kernel? linux-image?
> > I've found, googling a bit, that this might be related (kernel option
> > i8042.debug=1 at boot time -- relevant bits only):
> > 
> > ===> dmesg <===
> > ...
> > [    1.357240] PNP: PS/2 Controller [PNP0303:C297,PNP0f13:C298] at 0x60,0x64 irq 1,12
> > [    1.357480] drivers/input/serio/i8042.c: 20 -> i8042 (command) [0]
> > [    1.357541] drivers/input/serio/i8042.c: 65 <- i8042 (return) [0]
> > [    1.357547] drivers/input/serio/i8042.c: 60 -> i8042 (command) [0]
> > [    1.357606] drivers/input/serio/i8042.c: 74 -> i8042 (parameter) [0]
> > ... (so on for a while)
> > [    1.359293] i8042.c: Detected active multiplexing controller, rev 1.1.
> > ...
> > [    1.360088] serio: i8042 KBD port at 0x60,0x64 irq 1
> > [    1.360189] serio: i8042 AUX0 port at 0x60,0x64 irq 12
> > [    1.360292] serio: i8042 AUX1 port at 0x60,0x64 irq 12
> > [    1.360394] serio: i8042 AUX2 port at 0x60,0x64 irq 12
> > [    1.360496] serio: i8042 AUX3 port at 0x60,0x64 irq 12
> > [    1.363310] mice: PS/2 mouse device common for all mice
> > ...
> > [    1.384094] drivers/input/serio/i8042.c: MUX error, status is 75, data is fe [7]
> > [    1.384097] drivers/input/serio/i8042.c: fe <- i8042 (interrupt, 3, 12, timeout) [7]
> > ...
> > [    1.386792] drivers/input/serio/i8042.c: 91 -> i8042 (command) [7]
> > [    1.386850] drivers/input/serio/i8042.c: ed -> i8042 (parameter) [7]
> > [    1.387027] drivers/input/serio/i8042.c: MUX error, status is 75, data is fe [7]
> > [    1.387030] drivers/input/serio/i8042.c: fe <- i8042 (interrupt, 3, 12, timeout) [7]
> > [    1.391204] drivers/input/serio/i8042.c: 92 -> i8042 (command) [8]
> > [    1.391263] drivers/input/serio/i8042.c: f2 -> i8042 (parameter) [8]
> > [    1.391738] drivers/input/serio/i8042.c: MUX error, status is b5, data is fe [8]
> > [    1.391741] drivers/input/serio/i8042.c: fe <- i8042 (interrupt, 4, 12, timeout) [8]
> > [    1.391750] drivers/input/serio/i8042.c: 92 -> i8042 (command) [8]
> > [    1.391808] drivers/input/serio/i8042.c: ed -> i8042 (parameter) [8]
> > [    1.392637] drivers/input/serio/i8042.c: MUX error, status is b5, data is fe [9]
> > ...
> > ===> <===
> > 
> > I attach my dmesg to this mail, so that anyone can see it.
> > 
> > Please Julien, consider re-assigning this bug (as soon as possible, I'll try
> > downgrading the whole system to testing, and see which package has problems)
>
> reassigning to the kernel.

Thanks.

> Please tell us what kernel image are you using, which version, etc, and
> if your touchpad used to work, what kernel you were using at the time.

I'm currently using:

# uname -a
Linux pingu 2.6.25-1-686 #1 SMP Mon Apr 28 13:54:58 UTC 2008 i686 GNU/Linux

I installed it to see if a newer kernel made my touchpad work, but not.
I used to run "2.6.23-3~snapshot.10051" (I know, I know, it was an experimental
package), but everything worked fine. Same kernel both in working and non-working
case. I suspect something very wrong went with device registering/detection, udev,
or something similar.
As already said to Julien, I'll try to downgrade my system to lenny, hoping
I can spot the package which causes problems.

Julien, I don't know if you still want to be informed about this bug, so I'm
keeping you CCed. Please remove yourself if you're not interested.

Thanks,
David

P.S.: re-attaching the dmesg, since Julien's reply didn't have it.

-- 
 . ''`.  Debian maintainer | http://wiki.debian.org/DavidPaleino
 : :'  : Linuxer #334216 --|-- http://www.hanskalabs.net/
 `. `'`  GPG: 1392B174 ----|---- http://snipr.com/qa_page
   `-   2BAB C625 4E66 E7B8 450A C3E1 E6AA 9017 1392 B174

Attachment: dmesg-after-boot
Description: Binary data

Attachment: signature.asc
Description: PGP signature


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