.. _OPAL_PRD_MSG: OPAL_PRD_MSG ============ .. code-block:: c #define OPAL_PRD_MSG 113 int64_t opal_prd_msg(struct opal_prd_msg *msg); The OPAL_PRD_MSG call is used to pass a struct opal_prd_msg from the HBRT code into opal, and is paired with the :ref:`OPAL_PRD_MSG` message type. Parameters ---------- ``struct opal_msg *msg`` Passes an opal_msg, of type OPAL_PRD_MSG, from the OS to OPAL.