HiFive Unleashed cpuinfo and dmesg

hart	: 1
isa	: rv64imafdc
mmu	: sv39
uarch	: sifive,rocket0

hart	: 2
isa	: rv64imafdc
mmu	: sv39
uarch	: sifive,rocket0

hart	: 3
isa	: rv64imafdc
mmu	: sv39
uarch	: sifive,rocket0

hart	: 4
isa	: rv64imafdc
mmu	: sv39
uarch	: sifive,rocket0

Kernel boot messages after the fold.

virt-tools.org: How to tell if you have hardware virt .. and what do all those CPU flags mean?

I finally trawled through the Linux kernel code and Intel’s documentation to work out what all those virt-related CPU flags really mean …