[coreboot-gerrit] Change in coreboot[master]: vendorcode/eltan/security/mboot: Add measured boot support

[Frans Hendriks (Code Review)]

Frans Hendriks has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/30833 )

Change subject: vendorcode/eltan/security/mboot: Add measured boot support
......................................................................

Patch Set 8:
> Patch Set 8:
>
> I think it would be useful to alter the vboot implementation which is already in coreboot to support measured boot without verified boot. Wouldnt it make more sense to modify the existing code?

This code has been developed in parallel of measured (vboot).
When uploading first patchset the request was using separate vendorcode. 
For this reason the code has been placed here.

Our first goal is having this code merged.