Add stm32f103 testcase

Author: cla7aye15I4nd

examples/rootfs

@@ -10,6 +10,7 @@
 from qiling.core import Qiling
 from qiling.const import QL_VERBOSE
 from qiling.extensions.mcu.stm32f4 import stm32f407, stm32f411
+from qiling.extensions.mcu.stm32f1 import stm32f103
 from qiling.extensions.mcu.gd32vf1 import gd32vf103
 
 class MCUTest(unittest.TestCase):
@@ -347,6 +348,34 @@ def indicator(ql):
 
         del ql
 
+    def test_mcu_usart_stm32f103(self):
+        ql = Qiling(["../examples/rootfs/mcu/stm32f103/sctf2020-password-lock-plus.hex"],
+            archtype="cortex_m", env=stm32f103, verbose=QL_VERBOSE.DEFAULT)
+
+        ql.hw.create('rcc')
+        ql.hw.create('flash interface')
+        ql.hw.create('exti')
+        ql.hw.create('usart1')
+        ql.hw.create('gpioa')
+        ql.hw.create('afio')
+        ql.hw.create('dma1').watch()
+
+        data = []
+        def gpio_set_cb(pin):
+            data.append(pin)
+
+        ql.hw.gpioa.hook_set(1, gpio_set_cb, '1')
+        ql.hw.gpioa.hook_set(2, gpio_set_cb, '2')
+        ql.hw.gpioa.hook_set(3, gpio_set_cb, '3')
+        ql.hw.gpioa.hook_set(4, gpio_set_cb, '4')
+
+        ql.run(count=400000)
+        
+        self.assertTrue((''.join(data)).find('1442413') != -1)
+        self.assertTrue(ql.hw.usart1.recv()[:23] == b'SCTF{that1s___r1ghtflag')
+        
+        del ql
+
 
 if __name__ == "__main__":
     unittest.main()