I have repeatedly done UHD source builds on Odroid SBCs in the past, and the wait time is not horrific.
Sent from my iPhone > On Jun 16, 2021, at 6:53 PM, Dustin Widmann <[email protected]> wrote: > > > I would argue against trying to set up cross-compilation unless you want to > cross compile big things often. > > Simplest, most straightforward way to do it is to just build it on the device > you need to have it on. It takes patience, but unless the SBC in question is > extremely resource constrained (particularly, if it has less than 1GB of > RAM), it should be pretty doable. If it is light on resources, I recommend > building with only one thread (make -j1), and also adding a couple GB of swap > space. It may be slow, but so long as it doesn't fail because you run out of > memory you'll be okay. > > Another twist on that idea is to do a generic build on a sufficiently similar > (same generation of ARM, same version of OS), but more powerful, ARM SBC, tar > the results and copy it over. > > Those other options use the same workflow as any native build, so are pretty > easy. If you're set on trying to do it with cross compilation, there are > ready-made cross compilers available like the ones provided by Linaro, or you > could roll your own using a tool like crosstool-ng. I think there are some in > the ubuntu repos also. You'll need to tweak your usual flow a little bit > though with regards to doing cross compilation. It will vary a bit based on > what build system the projects in question are using also ; UHD uses cmake, > but if you need to build other things too it's something to keep in mind. The > tricky part is that it still needs to link against the same version of > libraries on the device, so that will need to be available when building it. > For that, I would recommend using sshfs to mount the filesystem of the > device, because the best way to target the device exactly is to just use > what's already on the device. As per what commands to run to make that > happen, there isn't really something that's one-size-fits-all, but something > like this might help give you a start: > https://www.96boards.org/documentation/guides/crosscompile/commandline.html > In any case, I think you can see why I'd say that it shouldn't be your first > option unless you really need it. > > Dustin > On 6/16/21 2:16 PM, [email protected] wrote: >> alternately, is there a way to cross-compile the UHD v4.0.0.0 libraries on >> my x86 machine but target the ARM processor on my SBC? >> >> >> >> >> >> _______________________________________________ >> USRP-users mailing list -- [email protected] >> To unsubscribe send an email to [email protected] > <OpenPGP_0x85706BEA425306B5.asc> > _______________________________________________ > USRP-users mailing list -- [email protected] > To unsubscribe send an email to [email protected]
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