If you get OpenGLES working on the BBB I'd be interested in how you did it. I like to read about geeky things like this ;) However last I remember this was not possible with the way software support is. Hopefully that will change if not already.
On Mon, Jul 28, 2014 at 8:35 PM, Cedric Malitte <[email protected]> wrote: > Thanks William, > > I tried to compile kernel 3.13, GFX libraries , all fine. > Copied all the stuff on a SD card and booted... well, everything here but > screen ! > > I need to find how to enable LCD4 cape with new kernel. > > That said, I tried to compile qt4.8.6 with opengl es2 and I have an error: > make[4]: entrant dans le répertoire « > /home/cedric/qt4-bbb/downloads/qt-everywhere-opensource-src-4.8.6/src/plugins/gfxdrivers/powervr/QWSWSEGL > » > /home/cedric/bb-kernel/dl/gcc-linaro-arm-linux-gnueabihf-4.8-2014.04_linux/bin/arm-linux-gnueabihf-gcc > -c -pipe -O3 -march=armv7-a -mtune=cortex-a8 -mfpu=neon -mfloat-abi=hard > -Wall -W -fPIC -DQT_NO_QWS_CURSOR -DQT_QWS_CLIENTBLIT > -I../../../../../mkspecs/qws/linux-TIarmv7-sgx-g++ -I. > -I/home/cedric/qt4-bbb/downloads/tslib/src > -I/home/cedric/bb-kernel/ignore/SDK_BIN/Graphics_SDK_setuplinux_5_01_01_01/GFX_Linux_SDK/OGLES2/SDKPackage/Builds/OGLES2/Include > -I/home/cedric/bb-kernel/ignore/SDK_BIN/Graphics_SDK_setuplinux_5_01_01_01/GFX_Linux_SDK/OGLES2/SDKPackage/Builds/OGLES2/LinuxOMAP3/Include/ > -I/home/cedric/bb-kernel/ignore/SDK_BIN/Graphics_SDK_setuplinux_5_01_01_01/include > -I/home/cedric/bb-kernel/ignore/SDK_BIN/Graphics_SDK_setuplinux_5_01_01_01/GFX_Linux_SDK/OGLES/SDKPackage/Builds/OGLES/Include > -o .obj/release-shared-emb-arm/pvrqwsdrawable.o pvrqwsdrawable.c > In file included from pvrqwsdrawable.c:42:0: > pvrqwsdrawable_p.h:56:19: fatal error: pvr2d.h: Aucun fichier ou dossier > de ce type > #include <pvr2d.h> > > Means no such file, although I have applied patches from > https://github.com/prabindh/qt-configs/tree/master/qt4.8 > > Still trying..... > > > > 2014-07-27 23:56 GMT-04:00 William Hermans <[email protected]>: > >> Cedric, Hi, >> >> For starters: http://eewiki.net/display/linuxonarm/BeagleBone+Black this >> is Roberts "build your own" guide. >> >> >> http://eewiki.net/display/linuxonarm/BeagleBone+Black#BeagleBoneBlack-RootFileSystem%28smallflash%29 >> This base image is around 75M in size for me without anything else >> installed. WIth openssh-server, and ntpdate, I think around 91M size total. >> >> As for the rest of your questions: I do not know personally. I do not use >> QT, or an LCD. As I run headless, and have no interest in either for my own >> purposes. Instead I use my own BBB as kind of a network appliance by using >> Nodejs. >> >> >> On Sun, Jul 27, 2014 at 3:18 PM, Cedric Malitte <[email protected] >> > wrote: >> >>> Hi all, >>> >>> while waiting for the new kernel to compile, I ask for advices ! >>> >>> I have a new project about reading sensors, analyzing them, and graph >>> them on a portable unit. >>> >>> I studied the "doable" thing on a PIC. It was fine to a certain point >>> using a FT800 Eve chip for graphical LCD. >>> Until... the mechanical engineer asked for new features like 20KSps >>> sampling of 4 sensors.... >>> Too much amount of data for a simple pic circuitry. To be able to do >>> that, I'll have to use buffers and so on... >>> So exit the PIC, welcome BBB. >>> >>> Recordings will be made using AD8326 ADCs in a SPI like bus, that I'll >>> drive using bit-banging IOs. This way I'm able to read n Adcs at a time >>> because I need data to be sampled at the exact same time for each sensor. >>> Will use the PRU route because of precise timing needed. >>> >>> For now I'm experimenting on the freshly arrived BBB. >>> >>> I played a bit on cross compiling Qt4, was fine without OpenGLES will >>> try with it and might even try Qt5. >>> >>> Where I need advices is about this: >>> - which kernel and/or distribution (testing on debian for now ) to use >>> in order to be able to use QtQuick, mean openGLES as I read ? >>> - I use Robert miraculous scripts, but I'd like to strip down the >>> distribution to almost bare, I'll be using just SSH and Qt qws for display. >>> - which are the mandatory kernel drivers for the BBB board in order to >>> have it running with LCD cape with openGL, SPI , I2c and GPIO available for >>> Qt ? >>> >>> >>> I read a lot, but information is surprisingly fast outdated. >>> I'm new to linux kernel. Even if I maintain some servers, I never had a >>> look at the kernel building. >>> I'm used to FreeBSD one as I have been building a few things around >>> Geode processors and played a lot at shrinking system to fit on small CF >>> cards. But that's another life :) >>> >>> Thanks for your help and guidelines. >>> >>> -- >>> 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. >>> >> >> -- >> 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/RszCacZ3gGg/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. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. 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