On 03/24/2016 06:34 AM, William Healey wrote: > -- ========== Full list of RFNoC blocks: ============ > -- * 0/Radio_0 > -- * 0/Radio_1 > -- * 0/AddSub_0 > -- * 0/FIR_0 > -- * 0/FFT_0 > -- * 0/Window_0 > -- * 0/NullSrcSink_0 > -- * 0/LogPwr_0 > -- * 0/MovingAverage_0 > -- * 0/VectorIIR_0 > -- * 0/KeepOneInN_0 > -- * 0/Test_0 > -- * 0/FIFO_0
This is good -- UHD is picking up your new block and all. The GNU Radio part should be easy in comparison. > To try to get the block to appear in GRC I made copies of the cpp > (uhd/host/lib/rfnoc/test_ctrl_impl.cpp), hpp > (uhd/host/include/uhd/rfnoc/test_ctrl.hpp) and xml > (uhd/host/include/uhd/rfnoc/blocks/test.xml) files used by the default > FIR filter and again slightly customized them for my test block. After > editing the files I also had to make changes to > uhd/host/include/uhd/rfnoc/CMakeLists.txt and > uhd/host/lib/rfnoc/CMakeLists.txt so that the new cpp and hpp files > would be included when I rebuilt UHD. After rebuilding UHD the blocks > still did not appear in GRC though. Yes, they're unrelated. Note you don't need the .cpp and .hpp files for simple blocks. > To get the test block to appear in GRC I had to add files to my gr-ettus > directory (gr-ettus/include/ettus/rfnoc_test_cci.h > gr-ettus/lib/rfnoc_test_cci_impl.cc > gr-ettus/lib/rfnoc_test_cci_impl.h gr-ettus/grc/uhd_rfnoc_test.xml) > and update some makefiles (gr-ettus/include/ettus/CMakeLists.txt > gr-ettus/lib/CMakeLists.txt gedit > gr-ettus/build/grc/cmake_install.cmake). With the updated files, I > rebuilt gr-ettus and the test block now appeared in GNU Radio Companion. This is also good; looks on you're on the right path. > Now, even though I could add the test block to a flow graph when I tried > to run the design I received an error about there being no module > ettus.test. To fix this problem I had to edit gr-ettus/swig/ettus_swig.i > and add lines for the test block. After rebuilding gr-ettus again the > error went away, but was replaced with a new one: RuntimeError: Block > control is not of requested type. I believe this error is caused by a > lack of certain xml files. Looking in the directory I don't think so; given your uhd_usrp_probe output. I suspect some reference to the fir block in your test code. Your list of files is correct. I think you're nearly there. Check for any FIR references in your test block. Cheers, Martin _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio