On Wed, Nov 20, 2013 at 1:23 PM, <[email protected]> wrote: > On Saturday, August 31, 2013 1:40:26 PM UTC-4, Don Miller wrote: >> >> >> There is some FAQ stuff related to this (link below). If you try it, >> could you report back? This was an issue for me a month or so ago, but I >> moved on to other things and have not had a chance to play with this. >> >> http://circuitco.com/support/index.php?title=BeagleBone_ >> Black_FAQ#Is_there_a_way_to_prevent_my_HDMI_monitor_from_ >> sleeping_while_using_my_BBB.3F >> >> Thanks, >> Don >> > > > I too need to have the HDMI output not blank out, and am having problems. > Using the link that you provided, I did the following: > > - I went to */media/BEAGLEBONE* where */dev/mmcblk0p1* was mounted. > - I edited *uEnv.txt* changing it from: > *optargs=quiet drm.debug=7* > to > *optargs=quiet drm.debug=7 consoleblank=0* > > then rebooted the system. To my dismay, after ten minutes, the HDMI > output still blanked out. > *(I also tried adding consoleblank=0 with double quotes around it as shown > in the provided link, but no luck.)* > > > I did discover that the other part of information from that link does work. > > When SSHed into the BBB, issuing this command: > * echo 0 > /sys/class/graphics/fb0/blank * > does take turn the HDMI output back on. > > > Did I do something wrong with that consoleblank=0 line in uEnv.txt? I > also tried adding it to the uEnv.txt file in the /boot partition. > > Thanks, > > Jim >
On Wednesday, November 20, 2013 3:10:26 PM UTC-5, cody wrote: > > Try this, and let me know if it works. > > ************************** > Prevent Monitor Sleep > ************************** > Add the following to /etc/X11/xorg.conf then reboot. > > Section "ServerFlags" > Option "BlankTime" "0" > Option "StandbyTime" "0" > Option "SuspendTime" "0" > Option "OffTime" "0" > EndSection > > Section "Monitor" > Option "DPMS" > Identifier "Builtin Default Monitor" > EndSection > > Thanks Cody, that did the trick! My xorg.conf already had a "Monitor" section with that identifier, so I just added the "DPMS" option to it, then added the "ServerFlags" section. Now the HDMI output stays on. Thanks! Jim -- 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/groups/opt_out.
