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.. SPDX-License-Identifier: CC-BY-SA-4.0

.. Copyright (C) 2020, 2021 embedded brains GmbH (http://www.embedded-brains.de)
.. Copyright (C) 1988, 2008 On-Line Applications Research Corporation (OAR)

.. This file is part of the RTEMS quality process and was automatically
.. generated.  If you find something that needs to be fixed or
.. worded better please post a report or patch to an RTEMS mailing list
.. or raise a bug report:
..
.. https://www.rtems.org/bugs.html
..
.. For information on updating and regenerating please refer to the How-To
.. section in the Software Requirements Engineering chapter of the
.. RTEMS Software Engineering manual.  The manual is provided as a part of
.. a release.  For development sources please refer to the online
.. documentation at:
..
.. https://docs.rtems.org

.. Generated from spec:/rtems/dpmem/if/group

.. _DualPortedMemoryManagerIntroduction:

Introduction
============

.. The following list was generated from:
.. spec:/rtems/dpmem/if/create
.. spec:/rtems/dpmem/if/ident
.. spec:/rtems/dpmem/if/delete
.. spec:/rtems/dpmem/if/external-to-internal
.. spec:/rtems/dpmem/if/internal-to-external

The Dual-Ported Memory Manager provides a mechanism for converting addresses
between internal and external representations for multiple dual-ported memory
areas (DPMA). The directives provided by the Dual-Ported Memory Manager are:

* :ref:`InterfaceRtemsPortCreate` - Creates a port.

* :ref:`InterfaceRtemsPortIdent` - Identifies a port by the object name.

* :ref:`InterfaceRtemsPortDelete` - Deletes the port.

* :ref:`InterfaceRtemsPortExternalToInternal` - Converts the external address
  to the internal address.

* :ref:`InterfaceRtemsPortInternalToExternal` - Converts the internal address
  to the external address.