overlay: add the script to launch the benchmarking cell.

diff --git a/buildroot-overlay/root/cell-bench.sh b/buildroot-overlay/root/cell-bench.sh
new file mode 100755 (executable)
index 0000000..25f972a
--- /dev/null
+++ b/buildroot-overlay/root/cell-bench.sh
@@ -0,0 +1,6 @@
+echo "creating hpet-demo cell..."
+jailhouse cell create /jailhouse/configs/bench.cell
+echo "loading binary into cell..."
+jailhouse cell load bench /jailhouse/inmates/Membench.bin -a 0xf0000
+echo "starting it..."
+jailhouse cell start bench
\ No newline at end of file