submodule Cisco-IOS-XR-gnss-oper-sub1 {

    yang-version 1;

    belongs-to Cisco-IOS-XR-gnss-oper {
        prefix Cisco-IOS-XR-gnss-oper;
    }

    import Cisco-IOS-XR-types {
      prefix xr;
    }
    import cisco-semver {
      prefix semver;
    }

    organization "Cisco Systems, Inc.";

    contact
      "Cisco Systems, Inc.
     Customer Service
     
     Postal: 170 West Tasman Drive
     San Jose, CA 95134
     
     Tel: +1 800 553-NETS
     
     E-mail: cs-yang@cisco.com";

    description
      "This submodule contains a collection of YANG definitions
     for Cisco IOS-XR gnss package operational data.
     
     Copyright (c) 2013-2020 by Cisco Systems, Inc.
     All rights reserved.";

    revision "2020-10-20" {
      description
        "Add optional serial number field";
    }

    revision "2019-09-30" {
      description
        "Removed enum usage from alarms, added elevation, azimuth and time locked by gnss receiver";
    }

    revision "2019-04-05" {
      description
        "Establish semantic version baseline.";
    }

    revision "2017-09-07" {
      description
        "Fixed type translation error.";
    }

    revision "2015-11-09" {
      description "IOS XR 6.0 revision.";
    }

    semver:module-version "2.1.0";
    semver:module-version "2.0.0";
    semver:module-version "1.0.0";

    typedef Gnssmgr-bag-sat-sv {
      type enumeration {
        enum "gps" {
          value 0;
          description "GPS";
        }
        enum "glonass" {
          value 1;
          description "GLONASS";
        }
        enum "sbas" {
          value 2;
          description "SBAS (WAAS)";
        }
        enum "qzss" {
          value 3;
          description "QZSS";
        }
        enum "bei-dou" {
          value 4;
          description "BeiDou";
        }
        enum "galileo" {
          value 5;
          description "Galileo";
        }
        enum "irnss" {
          value 6;
          description "IRNSS";
        }
        enum "gnss" {
          value 7;
          description "GNSS";
        }
        enum "unknown" {
          value 8;
          description "Unknown";
        }
        enum "reserved" {
          value 9;
          description "Reserved";
        }
      }
      description "Space vehicle (SV) type";
    }

    typedef Gnssmgr-bag-optional-string {
      type string;
      description
        "Gnssmgr bag optional string";
    }

    typedef Gnssmgr-bag-rx-mode {
      type enumeration {
        enum "no-fix" {
          value 0;
          description "No fix";
        }
        enum "dead-reckoning-only" {
          value 1;
          description "Dead Reckoning only";
        }
        enum "fix-2d" {
          value 2;
          description "2D fix";
        }
        enum "fix-3d" {
          value 3;
          description "3D fix";
        }
        enum "gnss-and-dead-reckoning" {
          value 4;
          description
            "GNSS and Dead Reckoning";
        }
        enum "time-fix-only" {
          value 5;
          description "Time fix only";
        }
        enum "a-gnss" {
          value 6;
          description "A GNSS";
        }
        enum "gnss-and-sbas" {
          value 7;
          description "GNSS and SBAS";
        }
        enum "gnss-and-gbas" {
          value 8;
          description "GNSS and GBAS";
        }
        enum "reserved" {
          value 9;
          description "Reserved";
        }
      }
      description "Receiver mode";
    }

    typedef Gnssmgr-bag-lock-status {
      type enumeration {
        enum "phase-locked" {
          value 0;
          description "Phase locked";
        }
        enum "frequency-locked" {
          value 1;
          description "Frequency locked";
        }
        enum "initializing" {
          value 2;
          description "Initializing";
        }
        enum "auto-holdover" {
          value 3;
          description "Auto holdover";
        }
        enum "manual-holdover" {
          value 4;
          description "Manual holdover";
        }
        enum "recovery" {
          value 5;
          description "Recovery";
        }
        enum "inactive" {
          value 6;
          description "Inactive";
        }
      }
      description "Lock status";
    }

    typedef Gnssmgr-bag-1pps-polarity {
      type enumeration {
        enum "positive" {
          value 0;
          description "Positive";
        }
        enum "negative" {
          value 1;
          description "Negative";
        }
      }
      description "1PPS polarity";
    }

    typedef Gnssmgr-bag-constellation {
      type enumeration {
        enum "auto" {
          value 0;
          description
            "Auto choose constellation";
        }
        enum "gps" {
          value 1;
          description "GPS";
        }
        enum "galileo" {
          value 2;
          description "Galileo";
        }
        enum "bei-dou" {
          value 3;
          description "BeiDou";
        }
        enum "qzss" {
          value 4;
          description "QZSS";
        }
        enum "glonass" {
          value 5;
          description "GLONASS";
        }
        enum "sbas" {
          value 6;
          description "SBAS (WAAS)";
        }
        enum "irnss" {
          value 7;
          description "IRNSS";
        }
      }
      description "Consetellation";
    }

    grouping GNSSMGR-BAG-SATELLITE {
      description "Satellite information";
      leaf prn-number {
        type uint8;
        description "PRN number";
      }

      leaf channel-number {
        type uint8;
        description "Channel number";
      }

      leaf acquisition-flag {
        type boolean;
        description "Acquisition flag";
      }

      leaf ephemeris-flag {
        type boolean;
        description "Ephemeris flag";
      }

      leaf sv-type {
        type Gnssmgr-bag-sat-sv;
        description
          "Space vehicle (SV) type";
      }

      leaf signal-strength {
        type uint32;
        description
          "Signal strength (0.001 dB-Hz)";
      }

      leaf elevation {
        type uint32;
        description
          "Elevation (0.001 degrees)";
      }

      leaf azimuth {
        type uint32;
        description
          "Azimuth (0.001 degrees)";
      }
    }  // grouping GNSSMGR-BAG-SATELLITE

    grouping GNSSMGR-RX-INFO {
      description
        "GNSS receiver information";
      leaf receiver-number {
        type uint32;
        description "Receiver number";
      }

      leaf node {
        type xr:Node-id;
        description
          "Node the receiver is on";
      }

      leaf enabled {
        type boolean;
        description
          "Whether the receiver is enabled";
      }

      leaf shutdown {
        type boolean;
        description
          "Whether the receiver is shutdown";
      }

      leaf anti-jam-disable {
        type boolean;
        description
          "Whether anti-jam mode is disabled";
      }

      leaf constellation {
        type Gnssmgr-bag-constellation;
        description
          "Constellation used by the receiver";
      }

      leaf snr-threshold {
        type uint32;
        description
          "Satellite SNR threshold";
      }

      leaf elevation-threshold {
        type uint32;
        description
          "Satellite elevation threshold";
      }

      leaf pdop-threshold {
        type uint32;
        description
          "Satellite position (3D) dilution of precision
         (PDOP) threshold";
      }

      leaf traim-threshold {
        type uint32;
        description
          "Satellite TRAIM threshold";
      }

      leaf cable-delay-compensation {
        type int32;
        description
          "Cable delay compensation";
      }

      leaf polarity1pps {
        type Gnssmgr-bag-1pps-polarity;
        description "1PPS polarity";
      }

      leaf available {
        type boolean;
        description
          "Whether the receiver is available";
      }

      leaf lock-status {
        type Gnssmgr-bag-lock-status;
        description
          "The lock status of the receiver";
      }

      leaf receiver-mode {
        type Gnssmgr-bag-rx-mode;
        description
          "The receiver mode of the receiver";
      }

      leaf survey-progress {
        type uint32;
        description
          "The survey progress of the receiver";
      }

      leaf holdover-duration {
        type uint32;
        description
          "The holdover duration of the receier";
      }

      leaf major-alarm {
        type uint32;
        description
          "The status of the receiver's major alarm";
      }

      leaf minor-alarm {
        type uint32;
        description
          "The status of the receiver's minor alarm";
      }

      leaf pdop {
        type uint32;
        description
          "Position (3D) dilution of precision (in
         thousandths)";
      }

      leaf hdop {
        type uint32;
        description
          "Horizontal dilution of precision (in
         thousandths)";
      }

      leaf vdop {
        type uint32;
        description
          "Vertical dilution of precision (in thousandths)";
      }

      leaf tdop {
        type uint32;
        description
          "Time dilution of precision (in thousandths)";
      }

      leaf latitude {
        type int32;
        units "centisecond";
        description
          "Latitude of the receiver (arcseconds)";
      }

      leaf longitude {
        type int32;
        units "centisecond";
        description
          "Longitude of the receiver (arcseconds)";
      }

      leaf altitude {
        type int64;
        description
          "Altitude of the receiver (m)";
      }

      leaf time {
        type uint32;
        units "second";
        description
          "Current time recovered by the receiver (secs
         since epoch)";
      }

      leaf utc-offset {
        type int16;
        description
          "UTC offset of the receiver";
      }

      leaf firmware-version {
        type Gnssmgr-bag-optional-string;
        description
          "Firmware version of the receiver";
      }

      leaf locked-time {
        type uint32;
        units "second";
        description
          "Locked time recovered by the receiver (secs
         since epoch)";
      }

      leaf serial-number {
        type Gnssmgr-bag-optional-string;
        description
          "Serial number of the receiver";
      }

      leaf satellite-data-known {
        type boolean;
        description
          "Is the satellite data known?";
      }

      list satellite {
        description
          "Satellites visible to the receiver";
        uses GNSSMGR-BAG-SATELLITE;
      }  // list satellite
    }  // grouping GNSSMGR-RX-INFO
  }  // submodule Cisco-IOS-XR-gnss-oper-sub1