cc3200: Add mphal error to raise hardware related exceptions.

cc3200/hal/cc3200_hal.c

@@ -128,6 +128,10 @@ void HAL_Delay(uint32_t delay) {
     }
 }
 
+NORETURN void mp_hal_raise(int errno) {
+    nlr_raise(mp_obj_new_exception_arg1(&mp_type_OSError, mp_obj_new_int(errno)));
+}
+
 void mp_hal_set_interrupt_char (int c) {
     mpexception_set_interrupt_char (c);
 }

cc3200/hal/cc3200_hal.h

@@ -69,6 +69,7 @@ extern void HAL_SystemDeInit (void);
 extern void HAL_IncrementTick(void);
 extern uint32_t HAL_GetTick(void);
 extern void HAL_Delay(uint32_t delay);
+extern NORETURN void mp_hal_raise(int errno);
 extern void mp_hal_set_interrupt_char (int c);
 
 int mp_hal_stdin_rx_chr(void);