Moving to uhd-fpga and checking out 'ebf5eed' did the trick. Recompile the fpga. In working order again. Thank you for walking be through the rfnoc structure with respect to the git repos. I still think something is wrong with pybombs to cause this error in the first place.
Corey On Wed, Oct 10, 2018 at 9:48 AM Rob Kossler <rkoss...@nd.edu> wrote: > Perhaps the issue is related to pybombs. You mentioned that you > completely reinstalled via pybombs. I seem to recall that the pybombs > installation puts the fpga source into a folder called 'uhd-fpga' or > something like that. But, a manual UHD install puts the fpga source into a > folder called 'fpga-src'. Whatever folder you are using for the fpga > source needs to be on commit 'ebf5eed'. Maybe pybombs is simply checking > out 'master' for the fpga source code rather than following the appropriate > fpga commit that is associated with the uhd 'master'. > > > On Wed, Oct 10, 2018 at 10:16 AM Rob Kossler <rkoss...@nd.edu> wrote: > >> I'm confused. If the 'fpga-src' folder is on commit 'ebf5eed', the >> compat number should be 35.1. It wasn't changed to 36.0 until the >> following commit. I'm pretty sure that I have built an fpga image from >> this source and that it ran fine with the uhd 'master' branch. >> >> Rob >> >> On Wed, Oct 10, 2018 at 8:41 AM Sylvain Munaut <246...@gmail.com> wrote: >> >>> > No dice, same ver 35 and 36 mismatch error. >>> >>> When looking at the commit you mention ( >>> 6af6ac32c30d2dc0efa6eab61e4a3920649e3e62 ), the expected compat number >>> is 35 : >>> >>> >>> https://github.com/EttusResearch/uhd/blob/master/host/lib/usrp/x300/x300_fw_common.h#L26 >>> >>> Looking at the latest FPGA sources on the maint branch, I see also >>> compat number 35 : >>> >>> >>> https://github.com/EttusResearch/fpga/blob/maint/usrp3/top/x300/bus_int.v#L104 >>> >>> So you should use the 'maint' branch of the FPGA sources. The latest >>> FPGA master seems to have some new down conversion logic for which the >>> UHD host code isn't published yet. >>> >>> >>> Cheers, >>> >>> Sylvain >>> >>
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