[coreboot-gerrit] Change in coreboot[master]: Documentation: Add proposal to allow enabling serial console with a flag

[Patrick Georgi (Code Review)]

Attention is currently required from: Paul Menzel, Stefan Reinauer, Julius Werner, Arthur Heymans.
Patrick Georgi has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/54385 )

Change subject: Documentation: Add proposal to allow enabling serial console with a flag
......................................................................

Patch Set 4:

(1 comment)

File Documentation/technotes/2021-05-selectable-serial-console.md:

https://review.coreboot.org/c/coreboot/+/54385/comment/4d3ac7f0_5339793d 
PS1, Line 112: and change the default to whatever is found there.
> > SGTM in general, but you removed the part about forgoing the bootblock now? That part is still imp […]

Thanks for the feedback, I incorporated it.

As for the "avoid recursion" bit, I'm not sure this must be part of the document but I'll certainly ensure that the implementation takes care of that and has comments about it.