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--- /dev/null
+++ b/packages/compat/uitron/current/cdl/mboxes.cdl
@@ -0,0 +1,73 @@
+# ====================================================================
+#
+#      mboxes.cdl
+#
+#      uITRON mbox related configuration data
+#
+# ====================================================================
+#####COPYRIGHTBEGIN####
+#                                                                          
+# -------------------------------------------                              
+# The contents of this file are subject to the Red Hat eCos Public License 
+# Version 1.1 (the "License"); you may not use this file except in         
+# compliance with the License.  You may obtain a copy of the License at    
+# http://www.redhat.com/                                                   
+#                                                                          
+# Software distributed under the License is distributed on an "AS IS"      
+# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the 
+# License for the specific language governing rights and limitations under 
+# the License.                                                             
+#                                                                          
+# The Original Code is eCos - Embedded Configurable Operating System,      
+# released September 30, 1998.                                             
+#                                                                          
+# The Initial Developer of the Original Code is Red Hat.                   
+# Portions created by Red Hat are                                          
+# Copyright (C) 1998, 1999, 2000 Red Hat, Inc.                             
+# All Rights Reserved.                                                     
+# -------------------------------------------                              
+#                                                                          
+#####COPYRIGHTEND####
+# ====================================================================
+######DESCRIPTIONBEGIN####
+#
+# Author(s):      jskov
+# Original data:  hmt
+# Contributors:
+# Date:           1999-07-07
+#
+#####DESCRIPTIONEND####
+#
+# ====================================================================
+
+cdl_option CYGNUM_UITRON_MBOXES {
+    display       "Number of mailboxes"
+    flavor        data
+    legal_values  1 to 65535
+    default_value 4
+    description   "
+	The number of uITRON mailboxes present in the system.
+	Valid mailbox object IDs will range from 1 to this value."
+}
+cdl_component CYGPKG_UITRON_MBOXES_CREATE_DELETE {
+    display       "Support create and delete"
+    flavor        bool
+    default_value 1
+    description   "
+	Support mailbox create and delete operations (cre_mbx, del_mbx).
+	Otherwise all mailboxes are created, up to the number specified above."
+
+    cdl_option CYGNUM_UITRON_MBOXES_INITIALLY {
+	display       "Number of mailboxes created initially"
+	flavor        data
+	legal_values  0 to 65535
+	default_value 4
+	description   "
+	    The number of uITRON mailboxes initially created.
+	    This number should not be more than the number
+	    of mailboxes in the system, though setting it to a large
+	    value to mean 'all' is acceptable.
+	    Initially, only mailboxes numbered 1 to this number exist;
+	    higher numbered ones must be created before use."
+    }
+}