ref: c9d2fecbd06d0e9efc2fa16f214f1612a9a40d93
dir: /sys/src/9/bcm/picpuf/
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 sd usb link ethermedium archbcm usbdwc ip tcp udp ipifc icmp icmp6 ipmux il misc uartmini sdmmc emmc dma vcore vfp3 coproc port int cpuserver = 1; bootdir /$objtype/bin/paqfs /$objtype/bin/auth/factotum bootfs.paq boot