From 3c50c2eae3d9d001f33cae089c87cf9a51630669 Mon Sep 17 00:00:00 2001
From: Wenrui Huang <53967625+rijuyuezhu@users.noreply.github.com>
Date: Wed, 11 Oct 2023 16:39:44 +0800
Subject: [PATCH] [FIX]  am-kernels/kernels/demo/src/hanoi/hanoi.c: pattern not
 shown on the screen of nemu due to no sync of GPU FB

---
 kernels/demo/src/hanoi/hanoi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernels/demo/src/hanoi/hanoi.c b/kernels/demo/src/hanoi/hanoi.c
index c5c44ec..b0ec23e 100644
--- a/kernels/demo/src/hanoi/hanoi.c
+++ b/kernels/demo/src/hanoi/hanoi.c
@@ -31,7 +31,7 @@ static void text(int y, int i, int d, const char *s) {
 static void add_disk(int i, int d) {
   t[i]->x[t[i]->n++] = d;
   text(t[i]->n, i, d, "==");
-
+  screen_refresh();
   usleep(100000);
 }