Re: kernel won't boot on a Cyrix MediaGXm (Geode )

Ingo Molnar
2008-07-29T09:18:57Z

* Samuel Sieb <samuel@sieb.net> wrote:

> Ingo Molnar wrote:
>> * Samuel Sieb <samuel@sieb.net> wrote:
>>
>>>> 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.
>>
>> any patch we should pick up to make your box boot?
>
> Are you suggesting I should make the patch or you're just asking which
> lines? What I did to make a kernel that boots was to comment out the
> line that calls the incrementor setup function. It sounds like the
> stepping 2 version doesn't have the problem, so if possible could you
> call the function based on it not being a stepping 1 CPU?

yes, please send a patch we can apply. You did all the hard work
tracking down this bug, you should get the credit as well :)

Ingo