[meta-freescale] [meta-fsl-arm] QT4 on i.MX6?

[Gary Thomas]

On 2014-01-14 05:24, Otavio Salvador wrote:
> Hello Gary,
>
>
> On Mon, Jan 13, 2014 at 1:49 PM, Gary Thomas <gary at mlbassoc.com <mailto:gary at mlbassoc.com>> wrote:
>
>     When I try to run QT4 (embedded) on my i.MX6 platforms, they
>     all crash during initialization.
>
>     root at sabrelite:~# gdb qtdemoE
>     GNU gdb (GDB) 7.6.1
>     Copyright (C) 2013 Free Software Foundation, Inc.
>     License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.__html <http://gnu.org/licenses/gpl.html>>
>     This is free software: you are free to change and redistribute it.
>     There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>     and "show warranty" for details.
>     This GDB was configured as "arm-amltd-linux-gnueabi".
>     For bug reporting instructions, please see:
>     <http://www.gnu.org/software/__gdb/bugs/ <http://www.gnu.org/software/gdb/bugs/>>...
>     Reading symbols from /usr/bin/qtdemoE...(no debugging symbols found)...done.
>     (gdb) r -qws
>     Starting program: /usr/bin/qtdemoE -qws
>     Program received signal SIGSEGV, Segmentation fault.
>     gcoOS_InitLocalDisplayInfo (Display=0x0,
>          localDisplay=localDisplay at __entry=0x34bc8504) at gc_hal_user_dri.c:3919
>     (gdb) bt
>     #0  gcoOS_InitLocalDisplayInfo (Display=0x0,
>          localDisplay=localDisplay at __entry=0x34bc8504) at gc_hal_user_dri.c:3919
>     #1  0x2c46905c in veglInitLocalDisplayInfo (Display=Display at entry=__0x34bc84f8)
>          at gc_egl_platform.c:336
>     #2  0x2c463240 in veglReferenceDisplay (Thread=Thread at entry=0x5ddf0,
>          Display=Display at entry=__0x34bc84f8) at gc_egl_init.c:969
>     #3  0x2c4635f8 in eglInitialize (Dpy=0x34bc84f8, major=0x0, minor=0x0)
>          at gc_egl_init.c:1185
>     #4  0x2b5da3b0 in QEgl::display() () from /usr/lib/libQtGuiE.so.4
>     #5  0x2b5dbbe4 in QEgl::chooseConfig(__QEglProperties const*, QEgl::PixelFormatMatch) () from /usr/lib/libQtGuiE.so.4
>     #6  0x2b5dc4d8 in QEglContext::chooseConfig(__QEglProperties const&, QEgl::PixelFormatMatch) () from /usr/lib/libQtGuiE.4
>     #7  0x2aeb04d4 in QGLContext::chooseContext(__QGLContext const*) ()
>         from /usr/lib/libQtOpenGLE.so.4
>     #8  0x2ae73ee4 in QGLContext::create(QGLContext const*) ()
>         from /usr/lib/libQtOpenGLE.so.4
>     #9  0x2aeb01c4 in QGLWidget::setContext(__QGLContext*, QGLContext const*, bool)
>          () from /usr/lib/libQtOpenGLE.so.4
>     #10 0x2ae74290 in ?? () from /usr/lib/libQtOpenGLE.so.4
>
>
>     Has anyone else tried this on i.MX6 (and got it to work)?
>
>
> Mario (added in Cc) has got same error in one of our customers BSP, he is investigating the issue.
>
> Mario, it seems the error is because it is using the X11 backend. So please rebuild using:
>
> DISTRO_FEATURES_remove = "x11 wayland"
>
> and retest.

Sadly, that fails big time :-(

ERROR: Nothing PROVIDES 'virtual/libx11' (but /home/local/poky-multi/meta/recipes-multimedia/gstreamer/gst-plugins-base_0.10.36.bb DEPENDS on or otherwise requires it)
ERROR: libx11-diet PROVIDES virtual/libx11 but was skipped: missing required distro feature ['x11'] (not in DISTRO_FEATURES)
ERROR: libx11 PROVIDES virtual/libx11 but was skipped: missing required distro feature ['x11'] (not in DISTRO_FEATURES)
ERROR: nativesdk-libx11 PROVIDES virtual/libx11 but was skipped: missing required distro feature ['x11'] (not in DISTRO_FEATURES)
NOTE: Runtime target 'qwt-e' is unbuildable, removing...
Missing or unbuildable dependency chain was: ['qwt-e', 'qt4-embedded', 'gst-plugins-base', 'virtual/libx11']
ERROR: Required build target 'my-qte-image' has no buildable providers.
Missing or unbuildable dependency chain was: ['my-qte-image', 'packagegroup-core-qt4e', 'qwt-e', 'qt4-embedded', 'gst-plugins-base', 'virtual/libx11']

I'm not sure why this is the case since the gst-plugins-base recipe
uses PKGCONFIG to control this:
   PACKAGECONFIG[x11] = "--enable-x --enable-xvideo,--disable-x --disable-xvideo,virtual/libx11 libxv libsm libice"

-- 
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Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
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