Hello Robert, I know "console=tty0" is not there because I followed the instructions on eewiki BBB. Is it possible to set "console" to some value to disable its output to display? Thanks!
Best On Fri, Mar 27, 2015 at 12:57 PM, Robert Nelson <[email protected]> wrote: > On Wed, Mar 25, 2015 at 10:53 PM, Yang Lei <[email protected]> wrote: > > Hello everyone > > > > I'm new to arm Linux and Qt. What I am doing is to cross compile Qt on > BBB > > with EGLFS support. Now, I've successfully built Qt 5.4 source for Kernel > > 3.18 and the applications works fine. However, it seems that the cmdline > > output is interfering with the Qt app's output. When I run a Qt app on > BBB, > > the app basically covers whole screen, but the cursor of the cmdline is > > still flashing thus there is one character size area of black color with > a > > cursor flashing on the screen. Sometimes even the whole cmdline screen > will > > come out for a tiny period. My understanding is that the cmdline keeps > > refreshing part of the screen so it collides with Qt app's screen. My > > question is: is there a way to disable cmdline's output when we execute > Qt's > > app? > > > > I searched this for solution but no results. Some say that if I add > > "console=" to uEnv.txt will disable the console's output. However, no > matter > > how I modify the uEnv.txt, the cmdline still shows up on the screen. Some > > say that I need to remove "console=tty0" line in uEnv.txt. However, I > > followed the image build process on eewiki BBB website. Based on the > > instruction, the uEnv.txt only contains one line, which is the kernel > > version. So, there's nothing to remove. > > "console=tty0" is normally not there by default.. > > Regards, > > -- > Robert Nelson > https://rcn-ee.com/ > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to a topic in the > Google Groups "BeagleBoard" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/beagleboard/A2V5tjvXrV0/unsubscribe. > To unsubscribe from this group and all its topics, 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.
