shithub: riscv

ref: 72ad2d1ee12056d480b3da6d5c157ab0ba21a937
dir: /sys/src/9/

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