[coreboot] K8 and Fam10 CAR
stepan at coresystems.de
Wed Aug 6 17:20:15 CEST 2008
Carl-Daniel Hailfinger wrote:
> On 06.08.2008 16:13, ron minnich wrote:
>> oh yeah. Be aware that on v3 we return from car to the main code, so
>> the stack has to be preserved. We may want to move the CAR area to a
>> real memory area as we did on V3. But is this possible?
> In theory, it should work. In practice, at least some SimNow version
> choked on the patches I had which moved the CAR area. I shall dig them
> up again and have someone check them on real hardware. Of course it is
> possible that my patches were faulty. To be honest, I have the feeling I
> forgot to change some other code which references the old location.
Yes, DCACHE_RAM_BASE is referenced when the sys_info structure is copied
from cache to ram, and a couple of other places.
So you need to also fix up the mainboard Option.lb
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