[coreboot] Cache as RAM - is it possible to execute code in cache?

Carl-Daniel Hailfinger c-d.hailfinger.devel.2006 at gmx.net
Fri Sep 5 17:16:00 CEST 2008

On 05.09.2008 12:54, Stefan Reinauer wrote:

> On 05.09.2008 09:45, Jackie Pan wrote:
>> if it's possible to place code into cache-emulated RAM
> Core 2 Duo can do cache for ram and code... But it works well enough
> to just set an mtrr to make rom cacheable during car and that also
> works for older intel CPUs

We're talking about different things.
Jackie was talking about executing code stored inside the pseudo-RAM CAR
area. I was talking about that as well.
Stefan wrote about using cache for code outside the CAR area.



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