ref: b4c916efce5e1476d9ac7079ca8ffec54fdcbce2
dir: /sys/src/9/bcm/picpuf/
dev root cons swap env pipe proc mnt srv shr dup arch tls cap fs ip arp chandial ip ipv6 ipaux iproute netlog nullmedium pktmedium 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