[Qt-embedded-interest] Issue with running QT on Cirrus Logic board EDB9315A

[Sujit Kumar]

Cross compile ur qt embedded again with depth of 4, it should work.
Thanks,
Sujit



Ashish Vats wrote:
> Hello,
>  
> I have tried to port a simple qt application on Cirrus logic board 
> EDB9315A and I Cross compiled linux and qt2.3.10 separately.
>  
> while compiling qt we have given following options.
> *./configure -xplatform linux-arm-g++ -depths v -no-thread -I 
> $QTDIR/include -L $QTDIR/lib
> *and it got compiled successfully.
>  
> Copied qt library and one sample application (drawlines) to 
> ramdisk, and tried to run application from the board.
>  
> Tried following steps:
>
> *Step 1:*
> *command:
> *./drawlines
>  
> *Output on serial console:
> *QSocket::writeBlock: Socket is not open
> QSocket::writeBlock: Socket is not open
> QSocket::writeBlock: Socket is not open
> QSocket::writeBlock: Socket is not open
> No Qt/Embedded server appears to be running.
> If you want to run drawlines as a server,
> add the "-qws" command-line option.
>  
>  
> *Step 2:*
> *Command:
> *# ./drawlines -qws
>  
> *Output on serial console:
> *EP93xx driver cannot connect
>  
> (*Note* : EP93xx is our board frame buffer driver)
>  
>  
> *Step 3: *Set Linux kernel frame buffer as the target
> *Command:
> *# export QWS_DISPLAY=LinuxFb:/dev/fb0
> # ./drawlines -qws
>  
> *Output on Serial Console:
> *Can't drive depth 16
>  
>  
>  
> *Step 4: *Set the vertical and horizontal resolution for display with 
> bit depth
> *Command:
> *# fbset -g 1024 768 1024 768 8
>  
> *Out on LCD screen:
> *Out frequency range set resolution lower or see monitor user guide
>  
>  
> ** 
> *Step 5: *Change resolution to VGA
> *Command :
> *fbset -fb /dev/fb0 640x480-60
> *Out on LCD screen: *Error disappears
>  
> *Step 6: *
> *Command:
> *# ./drawlines -qws
> *Out on LCD screen:(*no output on lcd screen)
>  
>  
> Please suggest how to resolve this issue.
>  
> Regards
> Ashish
>
> Larsen & Toubro Limited
>
> Electrical & Electronics Division - EBG
>
> http://www.LNTEBG.com
>
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