error msg on running direcdfb

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error msg on running direcdfb

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yifeiwang
Contributor III

When I run directfb sample df_sok, I got this error msg below, can anyone help? thanks.

I'm using imx6q board, and build from latest ltib without any problem.

root@freescale /$ df_dok

   ~~~~~~~~~~~~~~~~~~~~~~~~~~| DirectFB 1.4.0 |~~~~~~~~~~~~~~~~~~~~~~~~~~

        (c) 2001-2009  The world wide DirectFB Open Source Community

        (c) 2000-2004  Convergence (integrated media) GmbH

      ----------------------------------------------------------------

(*) DirectFB/Core: Single Application Core. (2014-02-04 07:39)

(*) Direct/Memcpy: Using libc memcpy()

:smileyalert: DirectFB/core/vt: Couldn't open neither `/dev/tty0' nor `/dev/vc/0'!

    --> No such file or directory

:smileyalert: DirectFB/Core: Could not initialize 'system_core' core!

    --> Initialization error!

df_dok.c <1457>:

        (#) DirectFBError [DirectFBCreate( &dfb )]: Initialization error!

root@freescale /$

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YixingKong
Senior Contributor IV

Yifei

This discussion is closed since no activity. If you still need help, please feel free to reply with an update to this discussion, or create another discussion.

Thanks,

Yixing

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YixingKong
Senior Contributor IV

Yifei

Had your issue got resolved? If yes, we are going to close the discussion in 3 days. If you still need help, please feel

free to reply with an update to this discussion.

Thanks,
Yixing

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Bio_TICFSL
NXP TechSupport
NXP TechSupport

Did you try df_dok - - dfb:no-vt, if this doesn't work check the full debug trace

$> df_dok --dfb:debug

Also, you may need  to compile the Linux Kernel with "Virtual terminal". You can find this option under Device Drivers ---> Character Devices ---> Virtual terminal.


Hope this helps


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