From: Samuel Sieb <samuel@sieb.net>
To: Juergen Beisert <jbe@pengutronix.de>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
"Rafael C. de Almeida" <almeidaraf@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Magnus Damm <magnus@valinux.co.jp>, takada <takada@mbf.nifty.com>
Subject: Re: kernel won't boot on a Cyrix MediaGXm (Geode )
Date: Wed, 23 Jul 2008 00:18:09 -0700 [thread overview]
Message-ID: <4886DB31.8070306@sieb.net> (raw)
In-Reply-To: <200807221251.10843.jbe@pengutronix.de>
Juergen Beisert wrote:
> On Dienstag, 22. Juli 2008, Ingo Molnar wrote:
>> could you try to figure out which particular use of getCx86() or
>> setCx86() makes the difference? Here are the suspect nested ones, for
>> which the macro->inline change can be material:
>>
>> $ grep -n 'Cx86.*Cx86' arch/x86/kernel/*/*.c > 1
>>
>> i've applied the patch below to tip/master:
>>
>> http://people.redhat.com/mingo/tip.git/README
>>
>> could you check whether it boots your system fine, out of box?
It doesn't.
> The only critical tweak I found is the one that changes the "Performance
> Control Incrementer" because its settings depends on the CPU's core
> frequency.
> Maybe this tweak should be removed, because the BIOS (hopefully) set it in a
> way the hardware supports.
>
This was the only line that was a problem. See the other branch of this
thread with Juergen Beisert.
next prev parent reply other threads:[~2008-07-23 7:18 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-21 5:11 kernel won't boot on a Cyrix MediaGXm (Geode ) Samuel Sieb
2008-07-21 6:28 ` Juergen Beisert
2008-07-22 5:16 ` Samuel Sieb
2008-07-22 8:08 ` Juergen Beisert
2008-07-23 7:13 ` Samuel Sieb
2008-07-21 6:36 ` Rafael C. de Almeida
2008-07-21 11:47 ` Ingo Molnar
2008-07-22 5:10 ` Samuel Sieb
2008-07-22 10:24 ` Ingo Molnar
2008-07-22 10:51 ` Juergen Beisert
2008-07-23 7:18 ` Samuel Sieb [this message]
2008-07-28 15:32 ` Ingo Molnar
2008-07-28 17:58 ` Samuel Sieb
2008-07-29 9:18 ` Ingo Molnar
2008-07-29 8:15 ` Juergen Beisert
2008-08-07 5:06 ` Samuel Sieb
2008-08-20 9:32 ` Ingo Molnar
2008-08-20 9:44 ` Juergen Beisert
2008-08-20 10:45 ` Ingo Molnar
2008-08-20 11:03 ` Juergen Beisert
2008-08-20 11:20 ` Ingo Molnar
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