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From: Pavel Machek <pavel@ucw.cz>
To: Michael Tokarev <mjt@tls.msk.ru>
Cc: Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.31: booting on a PIII Celeron?
Date: Tue, 29 Sep 2009 18:03:12 +0200	[thread overview]
Message-ID: <20090929160312.GA14405@elf.ucw.cz> (raw)
In-Reply-To: <4AC20CD0.8030801@msgid.tls.msk.ru>

Hi!

>>> So the celeron machine lacks "apic" flag.  And in my
>>> kernel config, apic is enabled:
>>>  CONFIG_X86_LOCAL_APIC=y
>>>  CONFIG_X86_IO_APIC=y
>>> (but not on the command line like apic=force)
>> try 'noapic nolapic' to see if it helps?
>
> Neither (nor both) changes anything.  It just reboots
> instantly right after "Loading initrd..." message from
> the bootloader.

Ok, you may want to try bisection...

> Ok, one more thing to mention.  2.6.31 introduced a
> somewhat annoying feature, -- the screen (console)
> blinks at the very start of the boot process (I mean
> text mode, no any framebuffers or the like).  Here,
> the screen blinks as usual for .31, I can see everything
> back including that "Loading initrd" line, and only
> after this the system reboots.  No more messages
> gets printed, including "kernel command line:",
> "Initializing cgroup subsys" or "Linux version ...".
> I switched CPU clock to 200MHz (minimum clock rate
> this motherboard supports using jumpers) and I can
> see the whole thing like in slow motion.

Hmm, can you try enabling earlyprintk?

									Pavel

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  reply	other threads:[~2009-09-29 16:03 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-28 15:26 2.6.31: booting on a PIII Celeron? Michael Tokarev
2009-09-28 15:29 ` Michael Tokarev
2009-09-28 16:36   ` Pavel Machek
2009-09-28 16:41     ` Cyrill Gorcunov
2009-09-29 13:34     ` Michael Tokarev
2009-09-29 16:03       ` Pavel Machek [this message]
2009-10-02 10:44         ` LZMA on PIII-Celeron is broken [was: 2.6.31: booting on a PIII Celeron?] Michael Tokarev

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