[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: Furquan Shaikh, 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
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Patch Set 4:

(1 comment)

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

https://review.coreboot.org/c/coreboot/+/54385/comment/6435f679_886fd2ea 
PS4, Line 127: To avoid adding complexity in the bootblock, bootblock is exempt from
             : this: When enabling this mode, bootblock stage code will not send data
             : to serial for performance reason
> Just to ensure I understand this correctly:  […]

Yes. Do you think I should state this clearer in the doc?