diff --git a/yaml/org/open_power/Host/Boot.errors.yaml b/yaml/org/open_power/Host/Boot.errors.yaml
new file mode 100644
index 0000000..ffd3aa3
--- /dev/null
+++ b/yaml/org/open_power/Host/Boot.errors.yaml
@@ -0,0 +1,5 @@
+- name: Checkstop
+  description: Host checkstop condition detected
+
+- name: WatchdogTimedOut
+  description: Host watchdog timed out