description: >
    Implement to control system time.
properties:
    - name: Elapsed
      type: uint64
      description: >
          Time elpased since the Epoch(1 Jan 1970 00:00:00 UTC), in
          microseconds.

          On setting this property, errors may be thrown. InternalFailure means
          BMC fails to set the time. InsufficientPermission means it is not
          allowed to set time depend on the time settings.
      errors:
          - xyz.openbmc_project.Time.Error.NotAllowed
          - xyz.openbmc_project.Time.Error.Failed