linux-kernel - Re: Current git: no keyboard when booting in verbose mode

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Date:	Wed, 23 Sep 2009 08:16:02 -0400
From:	Marc Dionne <marc.c.dionne@...il.com>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
	Dmitry Torokhov <dmitry.torokhov@...il.com>
Subject: Re: Current git: no keyboard when booting in verbose mode

On Wed, Sep 23, 2009 at 5:09 AM, Jiri Kosina <jkosina@...e.cz> wrote:
>
> [ adding some CCs ]
>
> On Tue, 22 Sep 2009, Marc Dionne wrote:
>
>> I'm having issues with the current kernel in git, and wondering if this
>> will ring a bell for anyone. The main symptom is that on most boots the
>> keyboard is not detected - the system gets to the console login prompt
>> but input is not recognized.  Sometimes (rarely) the keyboard will be ok
>> at the console, but the keyboard and mouse are non functional once in X.
>
> Are both keyboard and mouse in question PS/2?

No - keyboard is PS/2 but the mouse is USB.

>> - On a failed boot with no keyboard, this line is missing from dmesg:
>>     AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input2
>
> Could you please provide output from kernel booted with 'i8042.debug' from
> the failing case?

Attached are the dmesg output for a successful boot (with "quiet") and
a failed one.  I see that the i8042.debug output is quite different
for the 2 cases.

Marc

Download attachment "good_i8042" of type "application/octet-stream" (77856 bytes)

Download attachment "bad_i8042" of type "application/octet-stream" (51837 bytes)