ttyo0 has to be disabled in uEnv.txt, and also the board device tree file I believe ( could be wrong on the last part ). Also, systemd may have a service profile for it. I have not looked, and currently am not running systemd. Maybe I'll check later once I get this rootfs working good, and backed up.
On Thu, Sep 11, 2014 at 3:02 PM, Lee Crocker <[email protected]> wrote: > Some reason you can't just use one of the other UARTs? It's very handy to > have a serial console for debugging. > > > On Thursday, September 11, 2014 10:29:48 AM UTC-7, jgold wrote: >> >> I've got a RS232 micro cape http://www.logicsupply.com/ >> components/beaglebone/capes/cbb-ttl-232/ that I need to use as a serial >> port. The problem is that by default /dev/ttyO0 is setup as a login >> console. I need to disable that so that I can use the port for my own >> purposes. >> >> I've found instructions for how to do it on Rasbian but I can't find >> anything for the Beaglebone. I found a line in /etc/inittab that looked >> like it was starting a getty session on /dev/ttyO0 and I commented it out >> but after a reboot, the login is still there. >> >> I found some references to inittab being obsolete because systemd doesn't >> use it but I can't find anything to configure systemd so it doesn't use >> ttyO0. >> >> Can anyone point me in the right direction? >> > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
