other: 0.511
device: 0.441
performance: 0.382
graphic: 0.215
boot: 0.157
KVM: 0.143
debug: 0.138
vnc: 0.131
network: 0.113
PID: 0.082
semantic: 0.071
socket: 0.034
permissions: 0.013
files: 0.001

how to implement a heterogeneous machine(several sysbus/mem map)?