console=tty0 console=/dev/ttyO0,115200n8 capemgr.disable_partno=BB-BONELT-HDMI,BB-BONELT-HDMIN,BB-BONE-EMMC-2G root=/dev/mmcblk0p2 ro rootfstype=ext4 rootwait fixrtc quiet init=/lib/systemd/systemd
On Tuesday, November 25, 2014 7:12:54 PM UTC-6, William Hermans wrote: > > Finally I wanted to see if I could finagle it working even with the >> terminal running on TTYO0 (login and run a program that doesn't poll the >> resource). However, after changing uenv.txt back the terminal hasn't come >> back after several reboots. I might have changed other stuff in trying to >> get it to work but I can't remember what. What else controls the function >> of TTYO0? >> > > Double check to make sure the changes stuck. Also what is the pout put of : > > *$ cat /proc/cmdline* > > ? > > On Tue, Nov 25, 2014 at 6:06 PM, William Hermans <[email protected] > <javascript:>> wrote: > >> Does the file */etc/inittab* >> >> Contain a line similar to this -> *T0:23:respawn:/sbin/getty -L ttyO0 >> 115200 vt102* >> >> ?? >> >> On Tue, Nov 25, 2014 at 2:41 PM, foreverska <[email protected] >> <javascript:>> wrote: >> >>> Also if I sudo echo to ttyO0 it doesn't show on the terminal monitoring >>> it on the other side. >>> >>> >>> On Tuesday, November 25, 2014 3:35:18 PM UTC-6, foreverska wrote: >>>> >>>> Hi board, >>>> >>>> I'm working on a project and there are some comms traditionally done by >>>> RS232. The "cape" already has a FTDI chip connected to J1 for >>>> convenience. So I thought that might just be the easiest solution, tell C >>>> to latch onto ttyO0 and call it a day. Well it worked alright but the >>>> open >>>> terminal on that port kinda got in the way. So I went into uEnv.txt and >>>> moved the terminal (the splurge of info on boot isn't a big deal). >>>> However >>>> now TTYO0 is basically unresponsive. When I open TTYUSB1 on my PC with >>>> screen the boot splurge happens and then after the kernel is booted there >>>> is no more output and it won't accept input. When I run my application >>>> screen stays unresponsive. >>>> >>>> Finally I wanted to see if I could finagle it working even with the >>>> terminal running on TTYO0 (login and run a program that doesn't poll the >>>> resource). However, after changing uenv.txt back the terminal hasn't come >>>> back after several reboots. I might have changed other stuff in trying to >>>> get it to work but I can't remember what. What else controls the function >>>> of TTYO0? >>>> >>> -- >>> 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] <javascript:>. >>> 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.
