Tools/HIL: disable XON/XOFF, consistent timeouts, proper input buffer clear

Tools/HIL/monitor_firmware_upload.py

@@ -37,7 +37,7 @@ def print_line(line):
         print('{0}'.format(line), end='')
 
 def monitor_firmware_upload(port, baudrate):
-    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=1, xonxoff=True, rtscts=False, dsrdtr=False)
+    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=1, xonxoff=False, rtscts=False, dsrdtr=False)
 
     timeout = 180  # 3 minutes
     timeout_start = time.monotonic()

Tools/HIL/nsh_param_set.py

@@ -32,7 +32,7 @@ def print_line(line):
     print(line, end='')
 
 def do_param_set_cmd(port, baudrate, param_name, param_value):
-    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=0.1, xonxoff=True, rtscts=False, dsrdtr=False)
+    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=1, xonxoff=False, rtscts=False, dsrdtr=False)
 
     timeout_start = time.monotonic()
     timeout = 30  # 30 seconds
@@ -55,7 +55,7 @@ def do_param_set_cmd(port, baudrate, param_name, param_value):
             sys.exit(1)
 
     # clear
-    ser.readlines()
+    ser.reset_input_buffer()
 
     # run command
     timeout_start = time.monotonic()

Tools/HIL/reboot.py

@@ -37,14 +37,14 @@ def print_line(line):
         print('{0}'.format(line), end='')
 
 def reboot(port, baudrate):
-    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=1, xonxoff=True, rtscts=False, dsrdtr=False)
+    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=1, xonxoff=False, rtscts=False, dsrdtr=False)
 
     # clear
-    ser.readlines()
+    ser.reset_input_buffer()
 
     time_start = time.monotonic()
-    ser.write("\nreboot\n".encode("ascii"))
-    ser.flush()
+    ser.write("\n".encode("ascii"))
+    ser.write("reboot\n".encode("ascii"))
     time_reboot_cmd = time_start
 
     timeout_reboot_cmd = 90
@@ -57,8 +57,7 @@ def reboot(port, baudrate):
             time_reboot_cmd = time.monotonic()
             print("sending reboot cmd again")
             ser.write("reboot\n".encode("ascii"))
-            ser.flush()
-            time.sleep(0.2)
+            time.sleep(0.5)
 
         serial_line = ser.readline().decode("ascii", errors='ignore')
 

Tools/HIL/run_nsh_cmd.py

@@ -38,7 +38,7 @@ def print_line(line):
 
 
 def do_nsh_cmd(port, baudrate, cmd):
-    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=0.2, xonxoff=True, rtscts=False, dsrdtr=False)
+    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=1, xonxoff=False, rtscts=False, dsrdtr=False)
 
     timeout_start = time.monotonic()
     timeout = 30  # 30 seconds
@@ -46,7 +46,6 @@ def do_nsh_cmd(port, baudrate, cmd):
     # wait for nsh prompt
     while True:
         ser.write("\n".encode("ascii"))
-        ser.flush()
 
         serial_line = ser.readline().decode("ascii", errors='ignore')
 
@@ -61,7 +60,7 @@ def do_nsh_cmd(port, baudrate, cmd):
             sys.exit(1)
 
     # clear
-    ser.readlines()
+    ser.reset_input_buffer()
 
     # run command
     timeout_start = time.monotonic()

Tools/HIL/run_tests.py

@@ -39,7 +39,7 @@ def print_line(line):
         print('{0}'.format(line), end='')
 
 def do_test(port, baudrate, test_name):
-    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=0.2, xonxoff=True, rtscts=False, dsrdtr=False)
+    ser = serial.Serial(port, baudrate, bytesize=serial.EIGHTBITS, parity=serial.PARITY_NONE, stopbits=serial.STOPBITS_ONE, timeout=1, xonxoff=False, rtscts=False, dsrdtr=False)
 
     timeout_start = time.monotonic()
     timeout = 30  # 30 seconds
@@ -47,7 +47,6 @@ def do_test(port, baudrate, test_name):
     # wait for nsh prompt
     while True:
         ser.write("\n".encode("ascii"))
-        ser.flush()
 
         serial_line = ser.readline().decode("ascii", errors='ignore')
 
@@ -62,7 +61,7 @@ def do_test(port, baudrate, test_name):
             return False
 
     # clear
-    ser.readlines()
+    ser.reset_input_buffer()
 
     success = False