Gene Heskett wrote: > Might be ok, deloptes, but if I build it on the target device, I know it > will run on the target device. I've already built its own PREEMPT-RT > kernel from the same sources as the stock kernel and rebooted after > taking advantage of a feature I hadn't noted before in /boot/config.txt, > the ability to name the kernel file it loads. So after I copied only > the /arch/arm/boot/zImage to /boot/kernel-rt, and a reboot, a uname -a > reports: > > Linux rpi4 4.19.71-rt24-v7l+ #1 SMP PREEMPT RT Fri Sep 20 14:17:36 EDT > 2019 armv7l GNU/Linux >
IMO it doesn't matter where you build and its unrelated if it will run or not. Might be better option for you to build directly on the device. > So now, on an 240GB ssd plugged into a usb3 port, I'm building a fresh > clone of linuxcnc-master with "dpkg-buildpackage -b -uc" from the > linuxcnc wiki. Probably hotter than a little red wagon because that > script is using all 4 cores at 95+%, with only ambient cooling from one > of the covers the whole top of the card fanless heat sinks. You can use any fan to cool it down. regards
