Re: [coreboot] CONFIG_CBFS_SIZE vs CONFIG_ROM_SIZE

[Patrick Georgi]

We always add an FMAP now (think of it of a vendor neutral flash partition
table), which resides outside CBFS.

2017-05-23 9:49 GMT-07:00 Gailu Singh :
> Hi Experts,
>
> If we use CBFS_SIZE to be same as ROM_SIZE on our apollolake board grub
> fails to load grub.cfg located in CBFS. Based on experiments we found that
> grub.cfg is loaded correctly if we keep minimum difference of 64KB between
> CBFS_SIZE and ROM_SIZE if we reduce it to less that 64KB problem happens.
>
> Can someone please explain the behavior and if it is expected behavior or
> a bug?