View source for DevicesBroadcom97425BCM7425-Qt4dot8-DFB-QWS

{{Delete|reason=Duplicate of [[Broadcom97425/BCM7425-Qt4dot8-DFB-QWS]]}}

{{Cleanup | reason=Auto-imported from ExpressionEngine.}}

=  Building AppLibs/RefSW for Qt =
# Locate document named '''"BroadcomReferencePlatformSetup.pdf"''' (Usually this will be inside a tar ball named on the lines of refsw_release_<chip-name>''<date>.tgz)
# Follow the instructions in '''"BroadcomReferencePlatformSetup.pdf"''' to setup the Linux build machine
# Locate document named '''"AppLibsInstallationBuildGuide.pdf"''' (Usually this will be inside a tar ball named on the lines of applibs_release''<date>.tgz)
# Follow the instructions in '''"AppLibsInstallationBuildGuide.pdf"''' to build Applibs

=  Qt 4.8 DirectFB / QWS  =

# Obtain qt-4.8.0 release from [http://get.qt.nokia.com/qt/source/qt-everywhere-opensource-src-4.8.0.tar.gz Qt Download site] and extract it in a working folder
# Obtain 7425 specific files from [http://gitorious.org/qt-platform-mkspecs qt-platform-mkspecs git ] (look for folder "4.8")
# Copy folder named "linux-7425dfb-mipsel-uclibc-g+''" to <qt-4.8.0-sources>/mkspecs/qws
# Set following environment variables in the shell before configuring/building Qt
'''''' BCM_APPLIBS_PATH=<path-till-Applibs-folder>/AppLibs
'''''' BCM_NEXUS_PATH=<path-till-Applibs-folder>/nexus
'''''' BCM_TARGET_LIBDIR=<path-till-nfsrootfs-base-folder>/romfs/lib
'''''' DEBUG=n
<code>
$ export BCM_APPLIBS_PATH=/home/qtnokia/WorkDir/97425-P1/stb-rs_p2-al_p2dot1/AppLibs
$ export BCM_NEXUS_PATH=/home/qtnokia/WorkDir/97425-P1/stb-rs_p2-al_p2dot1/nexus
$ export BCM_TARGET_LIBDIR=/opt/nfsroot_uclibc/romfs/lib
</code>
# Configure Qt as,
<code>
$ configure -embedded mips -xplatform qws/linux-7425dfb-mipsel-uclibc-g''+ -depths 16,24,32 -no-largefile -no-accessibility -opensource -verbose -system-zlib -system-libpng -system-libjpeg -system-freetype -fast -qt-gfx-directfb -qt-gfx-vnc -qt-kbd-linuxinput -qt-mouse-linuxinput -webkit -declarative -multimedia -confirm-license -release -make libs -xmlpatterns -exceptions -no-qt3support -no-xvideo -prefix /usr/local/qt-installs/qt480ga-mdfb-rel
</code>
# Build Qt as,
<code>
$ make
</code>
# Install Qt on host as,
<code>
$ make install
</code>

=  Building Qt apps =
# After the Qt build succeeds set following environment variables on host before building any Qt Apps for the above build,
'''''' QTDIR=/usr/local/qt-installs/qt480ga-mdfb-rel
'''''' PATH=/usr/local/qt-installs/qt480ga-mdfb-rel/bin:$PATH
# Ensure that following environment variables in the shell are set,
'''''' BCM_APPLIBS_PATH=<path-till-Applibs-folder>/AppLibs
'''''' BCM_NEXUS_PATH=<path-till-Applibs-folder>/nexus
'''''' BCM_TARGET_LIBDIR=<path-till-nfsrootfs-base-folder>/romfs/lib
'''''' DEBUG=n
# Invoke qmake on the applications .pro file
<code>
$ qmake <application>.pro
</code>
# Build the application sources as,
<code>
$ make
</code>

=  Running Qt apps on target =
# Ensure that folder "qt-installs/qt480ga-mdfb-rel" is copied on target file system at "/usr/local"
'''''' Note- after copying, the path should appear as "/usr/local/qt-installs/qt480ga-mdfb-rel"
# Copy the application binary and other required resource files on target file-system, at say "/root"
# On target, goto directory containing directfb startup script as,
<code>
# cd /usr/local/bin/directfb/1.4
</code>
# Install board specific modules and create device nodes by running "rundfb.sh" as,
<code>
# ./rundfb.sh install
</code>
# Launch application using same rundfb.sh script as,
<code>
# ./rundfb.sh /root/app1/app1 -qws -display directfb