shithub: riscv

ref: 08a9a6952dfa9ace5b4ae6fa1614c97d4a945ece
dir: /sys/src/9/

bcm/
bcm64/
boot/
cycv/
ip/
kw/
mkfile
mtx/
omap/
pc/
pc64/
port/
ppc/
sgi/
teg2/
xen/
zynq/