--- /dev/null
+module o-ran-externalio {
+ yang-version 1.1;
+ namespace "urn:o-ran:external-io:1.0";
+ prefix "o-ran-io";
+
+ organization "O-RAN Alliance";
+
+ contact
+ "www.o-ran.org";
+
+ description
+ "This module defines the input state and output configuration for
+ external IO.
+
+ Copyright 2019 the O-RAN Alliance.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS'
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the above disclaimer.
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the above disclaimer in the documentation
+ and/or other materials provided with the distribution.
+ * Neither the Members of the O-RAN Alliance nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.";
+
+ revision "2019-03-07" {
+ description
+ "version 1.0.1
+
+ 1) backward compatible changes to introduce groupings.";
+
+ reference "ORAN-WG4.M.0-v01.00";
+ }
+
+ revision "2019-02-04" {
+ description
+ "version 1.0.0
+
+ 1) imported model from xRAN
+ 2) changed namespace and reference from xran to o-ran";
+
+ reference "ORAN-WG4.M.0-v01.00";
+ }
+
+ grouping external-io-group {
+ list input {
+ key "name";
+ config false;
+ description
+ "Leaf nodes describing external line inputs";
+ leaf name {
+ type string {
+ length "1..255";
+ }
+ description
+ "A unique name that identifies an input port instance.
+ This name may be used in fault management to refer to a fault source
+ or affected object";
+ }
+ leaf port-in {
+ type uint8;
+ description
+ "A number which identifies an external input port.";
+ }
+
+ leaf line-in {
+ type boolean;
+ default true;
+ description
+ "Value TRUE indicates that circuit is open.
+ Value FALSE indicates that circuit is closed.
+
+ Usually when nothing is connected to the line the value is TRUE.
+ The details of external line-in implementation are HW specific.";
+ }
+ }
+
+ list output {
+ key "name";
+ config false;
+ description
+ "Leaf nodes describing external line outputs";
+ leaf name {
+ type string {
+ length "1..255";
+ }
+ description
+ "A name that is unique that identifies an output port instance.
+ This name may be used in fault management to refer to a fault source
+ or affected object";
+ }
+ leaf port-out {
+ type uint8;
+ mandatory true;
+ description
+ "A number which identifies an external output port.";
+ }
+ }
+
+ list output-setting {
+ key "name";
+
+ description
+ "List allowing to set output line state";
+
+ leaf name {
+ type leafref {
+ path "/external-io/output/name";
+ require-instance false;
+ }
+ mandatory true;
+
+ description
+ "Name derived from unmodifiable list external-io";
+ }
+
+ leaf line-out {
+ type boolean;
+ default true;
+ description
+ "Value TRUE indicates that circuit is in its natural state.
+ Value FALSE indicates that circuit is not in its natural state.";
+ }
+ }
+ }
+
+ grouping notification-group {
+ container current-input-notification {
+ description "a container for the state of the input ports";
+ list external-input {
+ key "name";
+ description "a list of the input ports and their state";
+ leaf name{
+ type leafref{
+ path "/external-io/input/name";
+ }
+ description "the name of the ald-port";
+ }
+ leaf io-port {
+ type leafref{
+ path "/external-io/input/port-in";
+ }
+ description "the external input port";
+ }
+ leaf line-in {
+ type leafref{
+ path "/external-io/input/line-in";
+ }
+ description "the state of the external input port";
+ }
+ }
+ }
+ }
+
+// Top Level Container
+
+ container external-io {
+ description
+ "External IO information.";
+ uses external-io-group;
+ }
+
+ notification external-input-change {
+ description
+ "Notification used to indicate that external line input has changed state";
+ uses notification-group;
+ }
+}