ref: a8f8de1cdeec7f9bee287c137b576e0249e8df82
dir: /sys/src/9/xen/xenpcf/
dev root netif cons uart arch env pipe proc mnt srv shr dup rtc ssl tls cap kprof fs xenstore ether netif ip arp chandial ip ipv6 ipaux iproute netlog nullmedium pktmedium ptclbsum386 inferno sd link etherxen ethermedium netdevmedium loopbackmedium misc archxen sdxen uartxen ip tcp udp rudp ipifc icmp icmp6 gre ipmux esp il port int cpuserver = 0; bootdir /$objtype/bin/paqfs /$objtype/bin/auth/factotum bootfs.paq boot xenstore