shithub: riscv

ref: ca2fa9596b5d0d893be28c6e8fd8a52a89a0c3c6
dir: /sys/src/9/

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