[coreboot] fallback/normal support [PATCH]Remove non-CBFS

Kevin O'Connor kevin at koconnor.net
Fri Oct 2 01:58:25 CEST 2009

On Thu, Oct 01, 2009 at 09:09:50AM +0200, Patrick Georgi wrote:
> My plan for it, pending any better solution:
> - unify the decision stuff into a single place
> - move everything but the decision stuff out of the bootblock (so it
>   essentially becomes immutable across updates)
> - extend kconfig so it knows how to update existing images (by adding
>   new files)
> - somehow make flashrom smart enough to safely update the flash

Thanks - that sounds like a big improvement.

> Open issues are:
> We need early rom mapping and CMOS access for all boards. So far, only
> the boards with failover layout are somewhat guaranteed to have code for
> that.

Proprietary BIOS have a cmos variable for a similar purpose - 0x0f
(RESET CODE).  Coreboot could probably use the same variable -
defining one variable for all boards is probably simpler than having
to define it on every board.


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