Hi,

> The implementation of this would be horrid, and it's made even more
> horrid by the fact that it would then have to do the platform-specific
> unlocking in its Legacy16Boot method, before re-enabling the normal
> stack-swapping code. And the CSM isn't really supposed to do that kind
> of platform-specific stuff.

seabios already knows how to do that though (see src/shadow.c).

That covers qemu-emulated hardware only, so we'll be fine for virtual
machines, but if we want run seabios on as csm real hardware some day
that wouldn't fly of course ...

cheers,
  Gerd


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