A better answer is here : http://superuser.com/questions/152347/change-linux-console-screen-blanking-behavior
And my favorite cmd is this one => setterm -blank [0-60] Micka, Le vendredi 28 juin 2013 14:43:33 UTC+2, [email protected] a écrit : > > Thanks all for your suggestions... Just tried the echo suggestion above > and it did indeed work. So I guess if I need to keep my video playing on > screen I can just have a script execute that line on a timer. Not the > prettiest solution, but it works! > > The only other thing I've actually had luck with to get the gnome desktop > to come back up is to actually kill it (killall gnome-session) which > literally ends and restarts gnome, resulting in the monitor coming back to > life. > > Cheers > > On Thursday, June 27, 2013 4:29:10 PM UTC-4, Charles Steinkuehler wrote: >> >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >> >> On 6/27/2013 10:04 AM, Andrew Henderson wrote: >> > On Wednesday, June 26, 2013 1:16:49 PM UTC-4, MB wrote: >> > >> >> Any ideas? >> > >> > I have had no luck in getting the HDMI to wake back up after it >> > shuts off. But, if you want to disable the DPMS functionality that >> > shuts it off in the first place, add "consoleblank=0" to your >> > kernel command line arguments in the uEnv.txt. >> >> To wake up the HDMI display remotely: >> >> echo 0 > /sys/class/graphics/fb0/blank >> >> Interestingly, my display goes into blanking *INSTANTLY* after boot if >> I do not have a keyboard plugged in. Unblanking the display via the >> above echo brings the display to life. Setting the consoleblank=0 on >> the kernel command line only affects text consoles, not the GUI. >> >> If you use the native BeagleBone gui to disable the power management >> turning off the monitor, the display will come up regardless of >> whether or not you have a KB/Mouse connected. There's probably a >> gnome config file somewhere that you could edit to disable blanking >> via the command line, but I don't know the guts of gnome well enough >> to know what it would be. >> >> - -- >> Charles Steinkuehler >> [email protected] >> -----BEGIN PGP SIGNATURE----- >> Version: GnuPG v1.4.11 (MingW32) >> Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ >> >> iEYEARECAAYFAlHMoJYACgkQLywbqEHdNFyekgCg5nsav/3Kdk9O744I4DRgppuO >> fTEAn11CMdzY4BFzzpOw6RHEh9FXbtIF >> =4rYx >> -----END PGP SIGNATURE----- >> > -- 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.
