[coreboot-gerrit] Change in coreboot[master]: arm64: Print a char to UART early in exception handler

[Julius Werner (Code Review)]

Julius Werner has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/37465 )

Change subject: arm64: Print a char to UART early in exception handler
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Patch Set 2:
> I think this is basically fine but you probably want to find more people to agree on this behavior change?

I think the two of us are the main people developing coreboot on arm64 right now. ;)

In practice this is just like slightly changing a printk(), I don't see why it would be a huge deal.