Odd-looking serial console prompt on RPI2

[Andrew Turner]

> On 2 Mar 2017, at 02:05, Ian Lepore <ian at freebsd.org> wrote:
> 
> On Wed, 2017-03-01 at 18:01 -0800, Oleksandr Tymoshenko wrote:
>> Ian Lepore (ian at freebsd.org) wrote:
>>> It seems like this might be caused by r314318.  Can someone having
>>> this problem confirm if 314317 works and 314318 fails?
>> Tested on my RPi2, 314317 - works, 314318 - broken
>> 
> 
> CC'ing jchandra at .
> 
> I wonder if there is some bad interaction when the same uart is used as
> a console and a tty?
> 

I tested the change on a ThunderX before this was committed and found no issues. It’s using the same uart as the console and a tty.

Andrew