shithub: riscv

ref: 45e2b4dfe9570aefe3e5f2a8b7af956b7365f522
dir: /sys/src/9/

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