Re: SS20 serial port woes

[Philippe Troin <phil@fifi.org>]

Marco Gaiarin <gaio@sv.lnf.it> writes:

> Mandi! Philippe Troin
>   In chel di` si favelave...
> 
> >   1. When the machine is at runlevel 2, I can start minicom, login via
> >      the serial console. If I close minicom without logging off, my
> >      session stays pending there, waiting for the next person to run
> >      minicom.
> 
> Sorry, i've no answer to this...
> 
> 
> >   2. Sometimes, the machine will go back to the OpenPROM prompt
> >      without any reasonable cause. This happens whether or nor minicom
> >      is attached to the serial console... If minicom is attached, I
> >      can see the following output:
> 
> ...but for this... i've a PC attached via serial line to a SS10, and
> also my SS10 hangs (i found now and then the ``ok'' prom prompt).
> Simply i've noticed that halt/boot my PC with serial connected send in
> some way a BREAK signal to serial line, and BREAK in serial console
> language are interpreted as Stop-A.
> 
> Now i live with serial cable disconnected, i plug these only if needed
> and my SS10 have month of uptime... ;)))

Yes, but the problem happens even when the computer acting as the
console stays up all the time, with a minicom attached to the serial
port...

Phil.