I just followed http://eewiki.net/display/linuxonarm/BeagleBone+Black#BeagleBoneBlack-SGX for the opengl part, built against v3.13.11-bone12
Must say I feel lost with all those features appearing and disappearing with the kernel releases. Le mardi 29 juillet 2014 00:38:32 UTC-4, William Hermans a écrit : > > 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] > <javascript:>> 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] >> <javascript:>>: >> >>> 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] >>> <javascript:>> 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] <javascript:>. >>>> >>>> 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] <javascript:>. >>> 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] <javascript:>. >> 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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