Test the USART crash bug

cla7aye15I4nd · cla7aye15I4nd · commit 0cf8ecd959f7 · 2021-10-27T00:47:51.000+08:00
diff --git a/examples/rootfs b/examples/rootfs
@@ -1 +1 @@
-Subproject commit 3f41effa44082843c5811c2fe030ef1d31bbd47a
+Subproject commit 9f5c6cbb9ccd6cc86effc1409adbbf164b6596c0
diff --git a/tests/test_mcu.py b/tests/test_mcu.py
@@ -169,6 +169,20 @@ def counter():
 
         del ql
 
+    def test_mcu_uart_rust_stm32f411(self):
+        ql = Qiling(["../examples/rootfs/mcu/stm32f411/uart-rust.hex"],
+                    archtype="cortex_m", profile="stm32f411", verbose=QL_VERBOSE.DEBUG)
+
+        ql.hw.create('rcc')
+        ql.hw.create('gpioa')
+        ql.hw.create('usart2')
+
+        ql.hw.usart2.send(b'123')
+        ql.run(count=10000)
+        self.assertTrue(ql.hw.usart2.recv() == b'1')
+
+        del ql
+
     def test_mcu_hacklock_stm32f407(self):
         def crack(passwd):
             ql = Qiling(["../examples/rootfs/mcu/stm32f407/backdoorlock.hex"],                    
