From: Tomasz Chmielewski <mangoo@wpkg.org>
To: Avi Kivity <avi@redhat.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [SOLUTION] "i8042.c: No controller found" -> OS sees no keyboard if I type "in BIOS"
Date: Mon, 08 Jun 2009 17:08:35 +0200 [thread overview]
Message-ID: <4A2D2973.6030101@wpkg.org> (raw)
In-Reply-To: <4A2D2743.4050501@redhat.com>
Avi Kivity wrote:
>>> PS2_QUEUE_SIZE 256 was introduced in qemu-0.8.0.
>>
>> BTW, with "PS2_QUEUE_SIZE 16" I'm still able to trigger:
>>
>> i8042.c: No controller found.
>>
>>
>> Only with "PS2_QUEUE_SIZE 15" keyboard is detected every time I boot
>> the guest (unless that's what you meant by setting it to 16).
>>
>
> I think this points to a bug in the bios. The keyboard-internal queue
> size shouldn't cause any problems.
It could be.
That's something along the lines with what Vojtech Pavlik suggested[1]:
This looks seriously like uninitialized memory (12-bit FAT
perhaps?) - and very much like a Qemu bug. It doesn't even make
sense if interpreted as keyboard scancodes - 00 is reserved and ff
is an error condition.
[1] http://lists.gnu.org/archive/html/qemu-devel/2009-05/msg00943.html
--
Tomasz Chmielewski
http://wpkg.org
next prev parent reply other threads:[~2009-06-08 15:08 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-14 13:57 [Qemu-devel] "i8042.c: No controller found" -> OS sees no keyboard if I type "in BIOS" Tomasz Chmielewski
2009-05-20 9:30 ` Tomasz Chmielewski
2009-05-20 13:30 ` [Qemu-devel] [SOLUTION] " Tomasz Chmielewski
2009-06-07 4:04 ` Marcelo Tosatti
2009-06-08 13:51 ` Tomasz Chmielewski
2009-06-08 14:13 ` Tomasz Chmielewski
2009-06-08 14:30 ` Marcelo Tosatti
2009-06-08 15:11 ` Tomasz Chmielewski
2009-06-08 15:48 ` Mark Cave-Ayland
2009-06-23 12:27 ` Mark Cave-Ayland
2009-06-08 14:59 ` Avi Kivity
2009-06-08 15:08 ` Tomasz Chmielewski [this message]
2009-06-08 15:28 ` Paul Brook
2009-07-08 21:08 ` [Qemu-devel] " Dinesh Subhraveti
2009-07-09 1:07 ` Dinesh Subhraveti
2009-07-09 20:52 ` [Qemu-devel] Re: [SOLUTION] "i8042.c: No controller found" ->OS " Dinesh Subhraveti
2009-07-10 8:21 ` Mark Cave-Ayland
2009-07-10 21:45 ` Dinesh Subhraveti
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