ref: a38e34bead8788b81def8ebe03683c2ce2edb576
dir: /sys/src/9/ppc/ucu/
dev root cons env pipe proc mnt srv dup cap kprof uart ether netif ip arp chandial ip ipv6 ipaux iproute netif netlog nullmedium pktmedium inferno ce link ethersaturn ethermedium netdevmedium misc uartsaturn saturntimer msaturn ip tcp udp ipifc icmp icmp6 port int cpuserver = 1; boot cpu tcp bootdir /power/bin/rc /rc/lib/rcmain /power/bin/bind /power/bin/sed /power/bin/srv /power/bin/cat /power/bin/cp /power/bin/rm /power/bin/echo /power/bin/mount /power/bin/sleep /power/bin/auth/factotum /power/bin/ip/ipconfig /power/bin/ls /power/bin/ps /power/bin/auth/wrkey /sys/lib/sysconfig/blast/boot