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I took my NAS offline to do some testing, its not a ryzen cpu its one of the am4 socket excavator apus (a8-9600). The system has a fully updated bios, i was booting Ubuntu 18.04.1 with kernel 4.15 and ubuntu's 4.19-rc3. The results are the same for both kernels. The CCP driver did not auto-load...

I could have made this more clear, i guess thats what i get for doing my writeup at 3am. The CCP driver is connecting into the linux cryptographic system via an interface intended for hardware accelerators. Take a look at the Kconfig file that describes the 4 kernel modules in the driver config...

I have been doing some tooling around in illumos trying to use rdrand/rdseed to help feed the os rng pool. For curiosity's sake I was trying to figure out/find documentation on how the entropy source underlying these instructions related to numa. Documents like this pdf talk about how the...