cc3200: New irq API, affects all classes that provide the irq method.

1 files changed, 149 insertions, 0 deletions

diff --git a/tests/wipy/uart_irq.py b/tests/wipy/uart_irq.py
new file mode 100644
index 0000000000..3f1084cce3
--- /dev/null
+++ b/tests/wipy/uart_irq.py
@@ -0,0 +1,149 @@
+'''
+UART IRQ test for the CC3200 based boards.
+'''
+
+from pyb import UART
+import os
+import pyb
+import time
+
+machine = os.uname().machine
+if 'LaunchPad' in machine:
+    uart_pins = [[('GP12', 'GP13'), ('GP12', 'GP13', 'GP7', 'GP6')], [('GP16', 'GP17'), ('GP16', 'GP17', 'GP7', 'GP6')]]
+elif 'WiPy' in machine:
+    uart_pins = [[('GP12', 'GP13'), ('GP12', 'GP13', 'GP7', 'GP6')], [('GP16', 'GP17'), ('GP16', 'GP17', 'GP7', 'GP6')]]
+else:
+    raise Exception('Board not supported!')
+
+# just in case we have stdio duplicated on any of the uarts
+pyb.repl_uart(None)
+
+uart0 = UART(0, 1000000, pins=uart_pins[0][0])
+uart1 = UART(1, 1000000, pins=uart_pins[1][0])
+
+uart0_int_count = 0
+uart1_int_count = 0
+
+def uart0_handler (uart_o):
+    global uart0_irq
+    global uart0_int_count
+    if (uart0_irq.flags() & UART.RX_ANY):
+        uart0_int_count += 1
+
+def uart1_handler (uart_o):
+    global uart1_irq
+    global uart1_int_count
+    if (uart1_irq.flags() & UART.RX_ANY):
+        uart1_int_count += 1
+
+uart0_irq = uart0.irq(trigger=UART.RX_ANY, handler=uart0_handler)
+uart1_irq = uart1.irq(trigger=UART.RX_ANY, handler=uart1_handler)
+
+uart0.write(b'123')
+# wait for the characters to be received
+while not uart1.any():
+    pass
+
+time.sleep_us(100)
+print(uart1.any() == 3)
+print(uart1_int_count > 0)
+print(uart1_irq.flags() == 0)
+print(uart0_irq.flags() == 0)
+print(uart1.read() == b'123')
+
+uart1.write(b'12345')
+# wait for the characters to be received
+while not uart0.any():
+    pass
+
+time.sleep_us(100)
+print(uart0.any() == 5)
+print(uart0_int_count > 0)
+print(uart0_irq.flags() == 0)
+print(uart1_irq.flags() == 0)
+print(uart0.read() == b'12345')
+
+# do it again
+uart1_int_count = 0
+uart0.write(b'123')
+# wait for the characters to be received
+while not uart1.any():
+    pass
+
+time.sleep_us(100)
+print(uart1.any() == 3)
+print(uart1_int_count > 0)
+print(uart1_irq.flags() == 0)
+print(uart0_irq.flags() == 0)
+print(uart1.read() == b'123')
+
+# disable the interrupt
+uart1_irq.disable()
+# do it again
+uart1_int_count = 0
+uart0.write(b'123')
+# wait for the characters to be received
+while not uart1.any():
+    pass
+
+time.sleep_us(100)
+print(uart1.any() == 3)
+print(uart1_int_count == 0) # no interrupt triggered this time
+print(uart1_irq.flags() == 0)
+print(uart0_irq.flags() == 0)
+print(uart1.read() == b'123')
+
+# enable the interrupt
+uart1_irq.enable()
+# do it again
+uart1_int_count = 0
+uart0.write(b'123')
+# wait for the characters to be received
+while not uart1.any():
+    pass
+
+time.sleep_us(100)
+print(uart1.any() == 3)
+print(uart1_int_count > 0)
+print(uart1_irq.flags() == 0)
+print(uart0_irq.flags() == 0)
+print(uart1.read() == b'123')
+
+uart1_irq.init(trigger=UART.RX_ANY, handler=None) # No handler
+# do it again
+uart1_int_count = 0
+uart0.write(b'123')
+# wait for the characters to be received
+while not uart1.any():
+    pass
+
+time.sleep_us(100)
+print(uart1.any() == 3)
+print(uart1_int_count == 0) # no interrupt handler called
+print(uart1_irq.flags() == 0)
+print(uart0_irq.flags() == 0)
+print(uart1.read() == b'123')
+
+# check for memory leaks
+for i in range(0, 1000):
+    uart0_irq = uart0.irq(trigger=UART.RX_ANY, handler=uart0_handler)
+    uart1_irq = uart1.irq(trigger=UART.RX_ANY, handler=uart1_handler)
+
+# next ones must raise
+try:
+    uart0_irq = uart0.irq(trigger=100, handler=uart0_handler)
+except:
+    print('Exception')
+
+try:
+    uart0_irq = uart0.irq(trigger=0)
+except:
+    print('Exception')
+
+try:
+    uart0_irq = uart0.irq(trigger=UART.RX_ANY, wake=Sleep.SUSPENDED)
+except:
+    print('Exception')
+
+uart0_irq.disable()
+uart1_irq.disable()