shithub: riscv

ref: d4033c31bb1707cc4d2c6c394a6e1793bc1d6d04
dir: /sys/src/9/

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