shithub: riscv

ref: 3edac8032702e5fb30dd78591ec0d104f83cfa33
dir: /sys/src/9/

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