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Message-ID: <4725D527.8030909@googlemail.com>
Date: Mon, 29 Oct 2007 13:42:15 +0100
From: Gabriel C <nix.or.die@googlemail.com>
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To: Mikael Pettersson <mikpe@it.uu.se>
CC: hpa@zytor.com, linux-kernel@vger.kernel.org, mingo@redhat.com,
       tglx@linutronix.de
Subject: Re: [REGRESSION] 2.6.24-rc1 fails to boot on a 486
References: <200710290628.l9T6SDpo012530@harpo.it.uu.se>
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Mikael Pettersson wrote:
> On Sun, 28 Oct 2007 21:33:02 -0700, H. Peter Anvin wrote:
>> Mikael Pettersson wrote:
>>> My old 486 fails to boot with the 2.6.24-rc1 kernel.
>>> Grub loads it, 4 lines of text appear but not the kernel's
>>> "Linux version <blah> greet", and the machine reboots.
>>> Double-checked with a serial console: nothing appears
>>> before it reboots.
>> What four lines of text?
> 
> They're impossible to capture because they're only visible
> on the VGA screen for like 0.2 seconds before the machine
> reboots and the screen is blanked; they don't show up on
> the serial console.

Maybe try to set CONFIG_BOOT_PRINTK_DELAY and boot with boot_delay=N ?

> 
> They look like paths to the vmlinuz and initrd surrounded
> by [ ] brackets, so I guess they come from grub.
> 
> /Mikael


Regards,

Gabriel
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