add WatchDogTimeout exception

This adds an exception to be raised when the WatchDogTimer times out.

Note that this currently causes a HardFault, and it's not clear why it's
not behaving properly.

Signed-off-by: Sean Cross <sean@xobs.io>

1 files changed, 5 insertions, 0 deletions

diff --git a/py/mpstate.h b/py/mpstate.h
index a5815776a..5d3b7709b 100644
--- a/py/mpstate.h
+++ b/py/mpstate.h
@@ -141,6 +141,11 @@ typedef struct _mp_state_vm_t {
     // exception object of type ReloadException
     mp_obj_exception_t mp_reload_exception;
 
+    #if CIRCUITPY_WATCHDOG
+    // exception object of type WatchdogTimeout
+    mp_obj_exception_t mp_watchdog_exception;
+    #endif
+
     // dictionary with loaded modules (may be exposed as sys.modules)
     mp_obj_dict_t mp_loaded_modules_dict;