ref: 190653f0490801a26123186b2fb4e2ee6f02fab7
dir: /sys/src/9/mtx/mtx/
dev root cons arch pnp pci env pipe proc mnt srv dup ssl cap kprof uart rtc ether netif ip arp chandial ip ipv6 ipaux iproute netif netlog nullmedium pktmedium ptclbsum inferno link ether2114x pci ethermedium netdevmedium misc uarti8250 ip tcp udp ipifc icmp icmp6 port int cpuserver = 0; boot tcp bootdir bootmtx.out boot /power/bin/ip/ipconfig /power/bin/auth/factotum