shithub: riscv

ref: 4a92a8f6b2502750a69e87d398ffb2f069103bf4
dir: /sys/src/9/

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