[coreboot] locking...

ron minnich rminnich at gmail.com
Fri Jun 19 19:58:47 CEST 2009

On Fri, Jun 19, 2009 at 10:55 AM, Myles Watson<mylesgw at gmail.com> wrote:
>> > So each AP has some part of RAM to copy the buffer to?
>> the way SMP works, the BSP sets up its ram. At that point, the APs can
>> use the BSP ram.
> For Opterons where each node has its own RAM this is a little bit more
> complex, right?

but each AP has access to the BSP ram, or at least that is how I read the code.

> I was wondering how you make the APs not conflict in the part of RAM they
> copy their buffers to.  I was also wondering how it would affect
> interleaving, etc.  That kind of thing seems difficult to debug, and is the
> reason I'd want to see the APs messages.

you give each AP a seperate stack. All that code is in there already.


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