[coreboot] [PATCH] Factor out common CAR asm snippets

[Idwer Vollering]

2010/10/2 Stefan Reinauer <stefan.reinauer at coresystems.de>

>  On 10/1/10 11:27 PM, Uwe Hermann wrote:
> > See patch.
> >
> > abuilt-tested.
> >
> >
> > Uwe.
> IMHO the patch makes it really hard to actually see what the code does.
> I think Idwer was recently running into a problem where the use of
> post_code would trash %eax were hard to comprehend. Now we seem have a
> lot more code that comes from somewhere else and touches registers
> without it being obvious to the reader of the code.
>

Uwe pointed me to this errata:
http://www.intel.com/Assets/PDF/specupdate/253176.pdf

Is processor init (with or without CAR but preferably with) still possible ?

The CPU that's used on the board is either a "N = Intel ® Pentium ® 4
processor" or a "R = Intel ® Pentium ® 4 processor on 90 nm process", cpuid
is 0xf29.


> Just my 2ct.
>
> Stefan
>

Idwer

>
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