[coreboot] YABEL and images in LAR files

Jordan Crouse jordan at cosmicpenguin.net
Fri Dec 19 17:48:05 CET 2008

Myles Watson wrote:
> Patty,
> For some devices, Coreboot has the ROM image in a section of the ROM.  It
> copies that image to memory and passes a pointer to run_bios.  Actually,
> right now Coreboot copies the ROMs to RAM for devices too.  YABEL works when
> the ROM is accessible from the device (by ignoring the fact that Coreboot
> already copied it), but not in the case that Coreboot expects it to be run
> from RAM.  Do you have any thoughts on how to handle this case?
> Thanks,
> Myles

We don't _have_ to copy it to RAM, it just never occurred to us that it 
shouldn't be.  However, if we leave it on the ROM, don't we hit the same 
issue with the shadowed memory that we did with the shared functions a 
while back?


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