Can be specified multiple times.
+* ``--trace=<regex-match>``
+
+ Enable trace based on regular expression trace name. By default, the trace is
+ disabled. User must specify this option to enable trace.
+ For example:
+
+ Global trace configuration for EAL only::
+
+ --trace=eal
+
+ Global trace configuration for ALL the components::
+
+ --trace=.*
+
+ Can be specified multiple times up to 32 times.
+
Other options
~~~~~~~~~~~~~