ref: 853049c3b9a3c84b6de4eaa5edab039c4d3df98c
dir: /sys/src/9/bcm/pif/
dev root cons env pipe proc mnt srv shr dup arch ssl tls cap fs ip arp chandial ip ipv6 ipaux iproute netlog nullmedium pktmedium ptclbsum inferno draw screen swcursor mouse mouse uart gpio sd usb link ethermedium loopbackmedium netdevmedium archbcm usbdwc ip tcp udp ipifc icmp icmp6 ipmux il misc uartmini sdmmc emmc dma vcore vfp3 coproc port int cpuserver = 0; bootdir /$objtype/bin/paqfs /$objtype/bin/auth/factotum bootfs.paq boot