[coreboot] [PATCH] RAMTOP fixes

Stefan Reinauer stepan at coresystems.de
Tue Apr 27 20:41:28 CEST 2010

On 4/27/10 6:50 PM, Myles Watson wrote:
> For suspend/resume I think we like to keep RAMTOP-RAMBASE = 1M.  Last time I
> checked, some of the fam10 boards are using RAMBASE=2M and RAMTOP=16M.  
> Once you start allowing 48 cores and you want page tables on all of their
> stacks, it gets big quickly.
How can we determine the real stack consumption? Even with a stack of
only 16kb and 16 cores we spend 1/4 (256k) of the 1MB we want to spend
for stacks.. that sounds incredibly wasteful.

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