Hi Nitin,

On 11.06.20 18:44, [email protected] wrote:
> Flash start  -> 0xFC000000 (with-in 4GB space @4227858432)

this is misleading. Setting it in the FMAP makes sense to make the
calculations work, but the flash is not mapped there.

Because of other fixed resources below 0xff000000, the architectural
limit of memory-mapped flash space is 16MiB. Some chipsets even limit
the mapping to 8MiB. Without making changes to coreboot code (e.g.
switch from memory mapped flash access to using the SPI controller),
all coreboot regions have to fall into the memory mapped space.

> Can any one please let me know what are the other changes required to 
> incorporate the Coreboot image as per the given layout?

Generally, such a big CBFS seems odd. I think changes are better made
outside of coreboot, e.g. the payload. What is your exact use case?

Nico
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