ref: e655f4b8bdd9da0c51bd4bece8a2ea2088e57236
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