From: Avi Kivity <avi@redhat.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
"Ren, Yongjie" <yongjie.ren@intel.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
Alexander Graf <agraf@suse.de>,
qemu-devel <qemu-devel@nongnu.org>,
Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: [Qemu-devel] Sporadic AHCI boot failures
Date: Wed, 06 Jun 2012 10:53:16 +0300 [thread overview]
Message-ID: <4FCF0C6C.6050206@redhat.com> (raw)
In-Reply-To: <4FCE593E.5020708@siemens.com>
On 06/05/2012 10:08 PM, Jan Kiszka wrote:
>>>
>>> Do things work again after system_reset on the monitor? Maybe the reset function is just broken and we finish some asynchronous stuff after reset?
>>
>> The problem both occurs after power on as well as reset. Sometimes it
>> takes multiple system_reset calls to get the system booting.
>
> Think I found it: There is bug in the new in-kernel PIT userspace code
> that lets Seabios detect some 4..7 MHz CPU. So all the timeouts finish
> way too early. This also affects IDE and possible other stuff in the
> bios that depends on timeouts.
>
> Digging into this...
>
This is probably Yongjie Ren's problem as well.
--
error compiling committee.c: too many arguments to function
prev parent reply other threads:[~2012-06-06 7:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-02 18:14 [Qemu-devel] Sporadic AHCI boot failures Jan Kiszka
2012-05-02 21:26 ` Alexander Graf
2012-05-03 12:17 ` Jan Kiszka
2012-06-05 19:08 ` Jan Kiszka
2012-06-06 7:53 ` Avi Kivity [this message]
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