ref: 79e3686fbaea95c525ccb0d723e5c2a730cb6f72
dir: /sys/src/9/bcm/pi/
dev root cons swap env pipe proc mnt srv shr dup arch tls cap fs bridge log ip arp chandial ip ipv6 ipaux iproute netlog nullmedium pktmedium inferno draw screen swcursor mouse mouse uart gpio gpio gpio sd usb link archbcm usbdwc ethermedium loopbackmedium netdevmedium emmc ip tcp udp ipifc icmp icmp6 igmp ipmux misc armv6 uartmini sdmmc emmc dma vcore vfp3 coproc irq port int cpuserver = 0; bootdir /$objtype/bin/paqfs /$objtype/bin/auth/factotum bootfs.paq boot