ref: 2dea7c2f8e55b4de0c79448c3ce03351a8f75e3b
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