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From: Jiri Kosina <jkosina@suse.cz>
To: "Dr. David Alan Gilbert" <linux@treblig.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
	linux-kernel@vger.kernel.org,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	linux-input@vger.kernel.org
Subject: Re: 2.6.{28,30} Keyboard not working on oldish machine
Date: Thu, 18 Jun 2009 01:28:17 +0200 (CEST)	[thread overview]
Message-ID: <alpine.LNX.2.00.0906180126260.7457@wotan.suse.de> (raw)
In-Reply-To: <20090617193442.GA31944@gallifrey>

On Wed, 17 Jun 2009, Dr. David Alan Gilbert wrote:

> > > > > [    3.147416] PNP: No PS/2 controller found. Probing ports directly.
> > > > > [    3.174456] serio: i8042 KBD port at 0x60,0x64 irq 1
> > > > > [    3.174961] serio: i8042 AUX port at 0x60,0x64 irq 12
> > > > > [    3.186312] mice: PS/2 mouse device common for all mice
> > > > It does, correctly, identify the keyboard and mode port, so it's
> > > > somewhat odd that it doesn't get used...
> > > Indeed. The only other observation in the older kernel that works
> > > it detects the AUX port first.
> > Booting with 'i8042.debug' will spit some more output into dmesg, which 
> > might help us to see if i8042 is really properly initialized, or something 
> > strange is going on during initialization.
> Please find below the new dmesg created by appending i8042.debug; this was
> taken from a slightly newer build of the same source kernel that I reported; this
> build just had a few more things configured out (parallel port) but exhibits
> the same symptom.
[ ... snip ... ]
> [    2.760232] drivers/input/serio/i8042.c: 20 -> i8042 (command) [3]
> [    2.760496] drivers/input/serio/i8042.c: 65 <- i8042 (return) [3]
> [    2.760586] drivers/input/serio/i8042.c: 60 -> i8042 (command) [3]
> [    2.760725] drivers/input/serio/i8042.c: 74 -> i8042 (parameter) [3]
> [    2.760821] drivers/input/serio/i8042.c: d3 -> i8042 (command) [3]
> [    2.760960] drivers/input/serio/i8042.c: 5a -> i8042 (parameter) [3]
> [    2.763945] drivers/input/serio/i8042.c: fe <- i8042 (return) [3]
> [    2.772060] drivers/input/serio/i8042.c: a9 -> i8042 (command) [5]
> [    2.772360] drivers/input/serio/i8042.c: 00 <- i8042 (return) [5]
> [    2.772449] drivers/input/serio/i8042.c: a7 -> i8042 (command) [5]
> [    2.772588] drivers/input/serio/i8042.c: 20 -> i8042 (command) [5]
> [    2.772781] drivers/input/serio/i8042.c: 74 <- i8042 (return) [5]
> [    2.772870] drivers/input/serio/i8042.c: a8 -> i8042 (command) [5]
> [    2.773008] drivers/input/serio/i8042.c: 20 -> i8042 (command) [5]
> [    2.773252] drivers/input/serio/i8042.c: 54 <- i8042 (return) [5]
> [    2.773340] drivers/input/serio/i8042.c: 60 -> i8042 (command) [5]
> [    2.773478] drivers/input/serio/i8042.c: 74 -> i8042 (parameter) [5]
> [    2.773572] drivers/input/serio/i8042.c: d3 -> i8042 (command) [5]
> [    2.773712] drivers/input/serio/i8042.c: f0 -> i8042 (parameter) [5]
> [    2.775932] drivers/input/serio/i8042.c: fe <- i8042 (return) [5]
> [    2.784650] drivers/input/serio/i8042.c: Interrupt 12, without any data [6]
> [    2.784760] drivers/input/serio/i8042.c: 60 -> i8042 (command) [6]
> [    2.784901] drivers/input/serio/i8042.c: 56 -> i8042 (parameter) [6]
> [    2.785140] drivers/input/serio/i8042.c: Interrupt 1, without any data [6]
> [    2.785247] drivers/input/serio/i8042.c: 60 -> i8042 (command) [6]
> [    2.785387] drivers/input/serio/i8042.c: 47 -> i8042 (parameter) [6]
> [    2.785485] serio: i8042 KBD port at 0x60,0x64 irq 1
> [    2.785964] serio: i8042 AUX port at 0x60,0x64 irq 12
> [    2.795217] mice: PS/2 mouse device common for all mice
> [    2.798180] drivers/input/serio/i8042.c: f2 -> i8042 (kbd-data) [9]
> [    2.800486] drivers/input/serio/i8042.c: fa <- i8042 (interrupt, 0, 1) [10]
> [    2.801590] drivers/input/serio/i8042.c: ab <- i8042 (interrupt, 0, 1) [10]
> [    2.802961] drivers/input/serio/i8042.c: 41 <- i8042 (interrupt, 0, 1) [10]
> [    2.803174] drivers/input/serio/i8042.c: ed -> i8042 (kbd-data) [10]
> [    2.803363] input: PC Speaker as /devices/platform/pcspkr/input/input0
> [    2.805812] evbug.c: Connected device: input0 (PC Speaker at isa0061/input0)
> [    2.805957] drivers/input/serio/i8042.c: fa <- i8042 (interrupt, 0, 1) [11]
> [    2.806619] drivers/input/serio/i8042.c: 00 -> i8042 (kbd-data) [11]
> [    2.808965] drivers/input/serio/i8042.c: fa <- i8042 (interrupt, 0, 1) [12]
> [    2.809244] drivers/input/serio/i8042.c: f3 -> i8042 (kbd-data) [12]
> [    2.812079] drivers/input/serio/i8042.c: fa <- i8042 (interrupt, 0, 1) [13]
> [    2.812302] drivers/input/serio/i8042.c: 00 -> i8042 (kbd-data) [13]
> [    2.812676] rtc_cmos rtc_cmos: rtc core: registered rtc_cmos as rtc0
> [    2.813249] rtc0: alarms up to one day, 114 bytes nvram
> [    2.814610] drivers/input/serio/i8042.c: fa <- i8042 (interrupt, 0, 1) [13]
> [    2.814817] drivers/input/serio/i8042.c: f4 -> i8042 (kbd-data) [13]
> [    2.817615] drivers/input/serio/i8042.c: fa <- i8042 (interrupt, 0, 1) [14]
> [    2.823470] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input1
> [    2.827716] evbug.c: Connected device: input1 (AT Translated Set 2 keyboard at isa0060/serio0/input0)
> [    2.828278] drivers/input/serio/i8042.c: d4 -> i8042 (command) [17]
> [    2.828427] drivers/input/serio/i8042.c: f2 -> i8042 (parameter) [17]

Is there any change if you boot with 'i8042.noaux' kernel command-line 
parameter?

-- 
Jiri Kosina
SUSE Labs

  parent reply	other threads:[~2009-06-17 23:29 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-13 23:08 Dr. David Alan Gilbert
2009-06-13 22:54 ` Ozan Çağlayan
2009-06-14 17:49   ` Dr. David Alan Gilbert
2009-06-14  6:27 ` Pekka Enberg
2009-06-14  6:27   ` Pekka Enberg
2009-06-14  6:40 ` H. Peter Anvin
2009-06-14 12:27   ` Dr. David Alan Gilbert
2009-06-16  9:27     ` Jiri Kosina
2009-06-17 19:34       ` Dr. David Alan Gilbert
2009-06-17 20:40         ` H. Peter Anvin
2009-06-17 23:28         ` Jiri Kosina [this message]
2009-06-20 12:03           ` Dr. David Alan Gilbert
2009-06-22  9:29             ` Jiri Kosina
2009-06-22 19:46             ` Dr. David Alan Gilbert
2009-06-23  8:42               ` Jiri Kosina
2009-06-23 18:58                 ` Dr. David Alan Gilbert
2009-06-23 18:06                   ` Dmitry Torokhov
2009-06-28 14:04                     ` Dr. David Alan Gilbert
2009-06-29  9:06                       ` Jiri Kosina
2009-07-04  1:24                         ` Dr. David Alan Gilbert
2009-09-04  5:18                       ` Dmitry Torokhov
2009-09-05 23:51                         ` Dr. David Alan Gilbert
2009-09-08  6:12                           ` Dmitry Torokhov
2009-09-09  1:53                             ` Dmitry Torokhov
2009-09-12 15:00                               ` Dr. David Alan Gilbert

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