performance: 0.911
device: 0.829
architecture: 0.786
boot: 0.489
risc-v: 0.469
x86: 0.450
graphic: 0.430
i386: 0.398
semantic: 0.373
ppc: 0.369
debug: 0.331
vnc: 0.323
TCG: 0.321
VMM: 0.281
PID: 0.268
permissions: 0.245
arm: 0.232
virtual: 0.186
mistranslation: 0.172
kernel: 0.162
user-level: 0.100
register: 0.092
KVM: 0.036
socket: 0.016
assembly: 0.016
hypervisor: 0.008
network: 0.006
files: 0.002
peripherals: 0.001

CPU fetch from unpopulated ROM on reset