shithub: plan9front

ref: 51cfe763a491cf72f5177d3ccdca09edcb0340e9
dir: /sys/src/9/

bcm/
bcm64/
boot/
ip/
kw/
mkfile
mtx/
omap/
pc/
pc64/
port/
ppc/
sgi/
teg2/
xen/
zynq/