Try it this thus way: DISPLAY=:0 myapp -qws 19 Дек 2015 г. 23:07 пользователь "Bremenpl" <[email protected]> написал:
> I am not sure, coz i wasnt building it- i fownloaded it from paxjage > manager. > > On December 19, 2015 7:51:18 PM John Syne <[email protected]> wrote: > >> i haven’t done this in ages, but try to run your QT app with the "-platform >> eglfs” option. I’m assuming you built QT with EGL. >> >> Regards, >> John >> >> >> >> >> On Dec 19, 2015, at 3:46 AM, Bremenpl <[email protected]> wrote: >> >> Hello there, >> I managed to set up qt 5.3.2 on the beaglebone. I have build everything >> there and it took ages but it works :). >> >> Next step is that I need to check either it is possible to run qt app on >> bbb without gui with qws parameter. Because at the moment when i run it >> with qws i get QXcbconnection: Could not connect to display. I need to do >> it like this because thw gui is really really slow. >> >> On December 15, 2015 6:10:13 AM John Syne <[email protected]> wrote: >> >>> For purely building armhf code, Odroid XU4 might be a good choice: >>> >>> http://www.hardkernel.com/main/main.php >>> >>> This is an Octacore processor with 4 CortexA15 and 4 CortexA7 >>> processors. I don’t know how good their kernel/debian support is, but I >>> know Robert had looked at this board or a predecessor in the past, so >>> perhaps he can give his input here. >>> >>> Clearly this board doesn’t have the flexibility of the BeagleBoard-x15 >>> with it’s dual DSP, Dual CortexM4, Quad PRU, SATA interface, PCIe >>> interface, etc. >>> >>> Regards, >>> John >>> >>> >>> >>> >>> On Dec 14, 2015, at 4:29 PM, William Hermans <[email protected]> wrote: >>> >>> Anyway, the main problem with the rPI 2 is that it has no "fast" non >>> destructive storage. But the Omilex . . let me look it up. >>> >>> >>> https://www.olimex.com/Products/OLinuXino/A20/A20-OLinuXIno-LIME2-4GB/open-source-hardware >>> Has SATA and GbE both. Dual cores too I think. However, you'd have to ask >>> someone who has one how well they think it would work as a build board. >>> RObert might know, as his Debian build guide also includes this board too I >>> believe. >>> >>> On Mon, Dec 14, 2015 at 5:25 PM, William Hermans <[email protected]> >>> wrote: >>> >>>> https://www.adafruit.com/product/2358 >>>> >>>> On Mon, Dec 14, 2015 at 5:23 PM, William Hermans <[email protected]> >>>> wrote: >>>> >>>>> The new board is armv7. Positively. >>>>> >>>>> On Mon, Dec 14, 2015 at 5:24 PM, Bremenpl <[email protected]> wrote: >>>>> >>>>>> Okay, thank :P. I am quite sure raspberry pi is not hard float. >>>>>> >>>>>> W dniu 2015-12-15 o 01:21, William Hermans pisze: >>>>>> >>>>>> So just thinking for a minute. A Raspberry PI 2, the new board with >>>>>> quad cores, and 1 GB ram would probably work fairly decent as a build >>>>>> system for the Beaglebones. Granted, something like the X15, of that new >>>>>> nVidia ARM board, or even the Omelex A20 board with SATA would probably >>>>>> be >>>>>> a much better choice if cost is not a problem. >>>>>> >>>>>> By the way, I have no idea what Robert is talking about. You need to >>>>>> ask him. >>>>>> >>>>>> On Mon, Dec 14, 2015 at 5:15 PM, Bremenpl <[email protected]> wrote: >>>>>> >>>>>>> I have just flashed my BeagleBone Black emmc with lxqt image linked >>>>>>> by Robert. I cant seem to find qmake anywhere. I thought there would be >>>>>>> qt >>>>>>> installed and all. Am I missing something again? >>>>>>> >>>>>>> W dniu 2015-12-15 o 00:54, William Hermans pisze: >>>>>>> >>>>>>> Not necessarily, but consider this. How much does an embedded >>>>>>> systems specialist in your area get paid per hour ? In my area, about >>>>>>> 15-20 >>>>>>> years ago. The cost of a board like the X15 would have been absorbed in >>>>>>> roughly half a day. That is to say, an embedded systems specialist could >>>>>>> buy a board for $239 after working roughly half a day. >>>>>>> >>>>>>> Now take into account that figuring out how to cross compile >>>>>>> something like this is a serious headache, and often takes days, if not >>>>>>> weeks to get right . . . >>>>>>> >>>>>>> On Mon, Dec 14, 2015 at 4:32 PM, Bremenpl < <[email protected]> >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> So if I understand correctly, I should have a second board that is >>>>>>>> more powerfull than beagle just to compile the code for beagle? >>>>>>>> >>>>>>>> W dniu 2015-12-15 o 00:26, William Hermans pisze: >>>>>>>> >>>>>>>> *I cant change the board right now, it has to be BeagleBone Black. >>>>>>>>> Thats why I need to build on my host. Did you succed on installing >>>>>>>>> QT5.1 >>>>>>>>> and deploying it to BeagleBone Black? Maybe I should use it instead of >>>>>>>>> 4.8.6 if its easier?* >>>>>>>>> >>>>>>>> >>>>>>>> No one was saying change boards. Use the same board, but use a >>>>>>>> faster, more powerful ARM board to compile native ARM executable. The >>>>>>>> reasons are simple. No need to mess with cross compiling, which in many >>>>>>>> cases is messy, and sometimes near impossible. >>>>>>>> >>>>>>>> You don't think Robert spends days, or weeks compiling packages do >>>>>>>> you ? But why don't we ask Robert. Robert, hey what percentage of the >>>>>>>> packages you build are compiled native to ARM, from some sort of beefy >>>>>>>> ARM >>>>>>>> board? I'm guessing nearly 100% if not 100% but . . . >>>>>>>> >>>>>>>> On Mon, Dec 14, 2015 at 4:00 PM, Bremenpl < <[email protected]> >>>>>>>> [email protected]> wrote: >>>>>>>> >>>>>>>>> Ahh., thats the way, you are right... >>>>>>>>> Thank you for all the support guys, I really mean it! Hope to get >>>>>>>>> it working in a while if i wont fall asleep on my desk! >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> On December 14, 2015 11:55:59 PM John Syne < <[email protected]> >>>>>>>>> [email protected]> wrote: >>>>>>>>> >>>>>>>>> >>>>>>>>>> On Dec 14, 2015, at 2:34 PM, Bremenpl < <[email protected]> >>>>>>>>>>> [email protected]> wrote: >>>>>>>>>>> >>>>>>>>>>> Okay guys, atm I am donwloading the lxqt image. AT first I will >>>>>>>>>>> try to open the app on the BeagleBone Black itself. But after that >>>>>>>>>>> works I >>>>>>>>>>> need to figure out how to remote debug while building on beagle >>>>>>>>>>> instead of >>>>>>>>>>> cross compile on host. >>>>>>>>>>> Could you please only clarify my thoughts about it? If >>>>>>>>>>> gdb-multiarch needs crosscompiled executable, how do I use it if I >>>>>>>>>>> dont >>>>>>>>>>> download the executable from target like you said i dont? >>>>>>>>>>> >>>>>>>>>> On BBB you run gdbserver. On your host, you run gdb and then >>>>>>>>>> remote connect to your gdbserver. Watch Derrek Molloy’s chapter 7 >>>>>>>>>> video I >>>>>>>>>> gave you, starting at about 30 minutes. >>>>>>>>>> >>>>>>>>>> Regards, >>>>>>>>>> John >>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> W dniu 2015-12-14 o 23:23, John Syne pisze: >>>>>>>>>>> >>>>>>>>>>>> Regards, >>>>>>>>>>>> John >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> On Dec 14, 2015, at 2:23 PM, Bremenpl < <[email protected]> >>>>>>>>>>>>> [email protected]> wrote: >>>>>>>>>>>>> >>>>>>>>>>>>> Okay, I think I figured it out, but it would be a bit messy... >>>>>>>>>>>>> So lets say I would have a postbuild script on my host, that >>>>>>>>>>>>> after each >>>>>>>>>>>>> succesfull build would scp over all .h and .c files to BeagleBone >>>>>>>>>>>>> Black and >>>>>>>>>>>>> build on the target as well (ssh command). >>>>>>>>>>>>> >>>>>>>>>>>>> But then again, for gdb-multiarch I need to provide an >>>>>>>>>>>>> executable on the host. So if I am building on target device, do >>>>>>>>>>>>> I need to >>>>>>>>>>>>> download the built executable back to host…? >>>>>>>>>>>>> >>>>>>>>>>>> No >>>>>>>>>>>> >>>>>>>>>>>>> W dniu 2015-12-14 o 23:13, Robert Nelson pisze: >>>>>>>>>>>>> >>>>>>>>>>>>>> On Mon, Dec 14, 2015 at 4:13 PM, Bremenpl < >>>>>>>>>>>>>> <[email protected]>[email protected]> wrote: >>>>>>>>>>>>>> >>>>>>>>>>>>>>> Yes but in that case I would have to program for hours on >>>>>>>>>>>>>>> BeagleBone >>>>>>>>>>>>>>> Black... The point is, can I remote debug in this >>>>>>>>>>>>>>> configuration? >>>>>>>>>>>>>>> >>>>>>>>>>>>>> gdb can communicate over tcp/ip.. >>>>>>>>>>>>>> >>>>>>>>>>>>>> Regards, >>>>>>>>>>>>>> >>>>>>>>>>>>>> -- >>>>>>>>>>>>> Bremenpl >>>>>>>>>>>>> >>>>>>>>>>>>> -- >>>>>>>>>>>>> For more options, visit <http://beagleboard.org/discuss> >>>>>>>>>>>>> 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]> >>>>>>>>>>>>> [email protected]. >>>>>>>>>>>>> For more options, visit <https://groups.google.com/d/optout> >>>>>>>>>>>>> https://groups.google.com/d/optout. >>>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> Bremenpl >>>>>>>>>>> >>>>>>>>>>> -- >>>>>>>>>>> For more options, visit <http://beagleboard.org/discuss> >>>>>>>>>>> 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]> >>>>>>>>>>> [email protected]. >>>>>>>>>>> For more options, visit <https://groups.google.com/d/optout> >>>>>>>>>>> https://groups.google.com/d/optout. >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> For more options, visit <http://beagleboard.org/discuss> >>>>>>>>>> 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/FUq8HRSvw_g/unsubscribe> >>>>>>>>>> https://groups.google.com/d/topic/beagleboard/FUq8HRSvw_g/unsubscribe >>>>>>>>>> . >>>>>>>>>> To unsubscribe from this group and all its topics, send an email >>>>>>>>>> to <[email protected]> >>>>>>>>>> [email protected]. >>>>>>>>>> For more options, visit <https://groups.google.com/d/optout> >>>>>>>>>> https://groups.google.com/d/optout. >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> For more options, visit <http://beagleboard.org/discuss> >>>>>>>>> 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 <beagleboard%[email protected]> >>>>>>>>> [email protected]. >>>>>>>>> For more options, visit <https://groups.google.com/d/optout> >>>>>>>>> https://groups.google.com/d/optout. >>>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> For more options, visit <http://beagleboard.org/discuss> >>>>>>>> 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/FUq8HRSvw_g/unsubscribe >>>>>>>> . >>>>>>>> To unsubscribe from this group and all its topics, send an email to >>>>>>>> <[email protected]> >>>>>>>> [email protected]. >>>>>>>> For more options, visit <https://groups.google.com/d/optout> >>>>>>>> https://groups.google.com/d/optout. >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> Bremenpl >>>>>>>> >>>>>>>> -- >>>>>>>> For more options, visit <http://beagleboard.org/discuss> >>>>>>>> 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> >>>>>>>> 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/FUq8HRSvw_g/unsubscribe> >>>>>>> https://groups.google.com/d/topic/beagleboard/FUq8HRSvw_g/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. >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> Bremenpl >>>>>>> >>>>>>> -- >>>>>>> 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/FUq8HRSvw_g/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. >>>>>> >>>>>> >>>>>> -- >>>>>> Bremenpl >>>>>> >>>>>> >>>>>> -- >>>>>> 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. >>> 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/FUq8HRSvw_g/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 >> 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