shithub: riscv

ref: 71ac88392f2033256b29f22bd8afdd7374100e5a
dir: /sys/src/9/

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