From e8c34fa30e5e15708f9fc21851b78d461a291b17 Mon Sep 17 00:00:00 2001
From: Paul Riseborough <p_riseborough@live.com.au>
Date: Mon, 9 May 2016 09:39:21 +1000
Subject: [PATCH] msg: add filter internal fault message

---
 msg/estimator_status.msg | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/msg/estimator_status.msg b/msg/estimator_status.msg
index cda4844089..93e337526d 100644
--- a/msg/estimator_status.msg
+++ b/msg/estimator_status.msg
@@ -32,3 +32,19 @@ uint16 control_mode_flags	# Bitmask to indicate EKF logic state
 # 11 - true when baro height is being fused as a primary height reference
 # 12 - true when range finder height is being fused as a primary height reference
 # 15 - true when range finder height is being fused as a primary height reference
+uint16 filter_fault_flags	# Bitmask to indicate EKF internal faults
+# 0 - true if the fusion of the magnetometer X-axis has encountered a numerical error
+# 1 - true if the fusion of the magnetometer Y-axis has encountered a numerical error
+# 2 - true if the fusion of the magnetometer Z-axis has encountered a numerical error
+# 3 - true if the fusion of the magnetic heading has encountered a numerical error
+# 4 - true if the fusion of the magnetic declination has encountered a numerical error
+# 5 - true if fusion of the airspeed has encountered a numerical error
+# 6 - true if fusion of the synthetic sideslip constraint has encountered a numerical error
+# 7 - true if fusion of the optical flow X axis has encountered a numerical error
+# 8 - true if fusion of the optical flow Y axis has encountered a numerical error
+# 9 - true if fusion of the North velocity has encountered a numerical error
+# 10 - true if fusion of the East velocity has encountered a numerical error
+# 11 - true if fusion of the Down velocity has encountered a numerical error
+# 12 - true if fusion of the North position has encountered a numerical error
+# 13 - true if fusion of the East position has encountered a numerical error
+# 14 - true if fusion of the Down position has encountered a numerical error