[coreboot] Minimum RAM requirements for coreboot (under Qemu)

Myles Watson mylesgw at gmail.com
Mon May 18 18:05:29 CEST 2009


> it's not ok to over-run the stack while loading the payload :-)

I guess I had assumed before that there was some kind of check that avoided
that.  It seems like there should be one.

> > Shouldn't this cause problems with the way we write mptables?  If the
> > mptable is too big this would write it over our stack, then zero it back
> > out.  My pending patch corrects this, but I didn't know it was an issue.
> 
> page 0 is getting crowded then.
> 
> page 0 is used in vm86 for IDT and stack.
> 
> It may be time to make a map. I did a map long ago, but changing
> circumstances have rendered it obsolete.
I think that would be good.

Thanks,
Myles






More information about the coreboot mailing list