code: plan9front

ref: 91916b6896960a9d2394ea1fbadc0ff0d70df4aa
dir: /sys/src/9/

arm64/
bcm/
bcm64/
boot/
cycv/
imx8/
ip/
kw/
lx2k/
mkfile
mt7688/
mtx/
omap/
pc/
pc64/
port/
ppc/
sgi/
teg2/
xen/
zynq/