diff --git a/bsp/qemu-vexpress-a9/qemu-nographic.sh b/bsp/qemu-vexpress-a9/qemu-nographic.sh
old mode 100644
new mode 100755
index bf808dead2..e5cac12517
--- a/bsp/qemu-vexpress-a9/qemu-nographic.sh
+++ b/bsp/qemu-vexpress-a9/qemu-nographic.sh
@@ -1 +1,6 @@
-qemu-system-arm -M vexpress-a9 -kernel rtthread.elf -nographic
+if [ ! -f "sd.bin" ]; then
+dd if=/dev/zero of=sd.bin bs=64M count=1
+fi
+
+qemu-system-arm -M vexpress-a9 -kernel rtthread.elf -nographic -sd sd.bin
+