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Sebastian Bøe 55ee53ce91 cmake: Prepend 'cmake_minimum_required()' into 'app' build scripts 
Prepend the text 'cmake_minimum_required(VERSION 3.8.2)' into the
application and test build scripts.

Modern versions of CMake will spam users with a deprecation warning
when the toplevel CMakeLists.txt does not specify a CMake
version. This is documented in bug #8355.

To resolve this we include a cmake_minimum_required() line into the
toplevel build scripts. Additionally, cmake_minimum_required is
invoked from within boilerplate.cmake. The highest version will be
enforced.

This patch allows us to afterwards change CMake policy CMP000 from OLD
to NEW which in turn finally rids us of the verbose warning.

The extra boilerplate is considered more acceptable than the verbosity
of the CMP0000 policy.

Signed-off-by: Sebastian Bøe <sebastian.boe@nordicsemi.no>
 		2018-08-15 04:06:50 -07:00
..
platform
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remote cmake: Prepend 'cmake_minimum_required()' into 'app' build scripts 2018-08-15 04:06:50 -07:00
src
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CMakeLists.txt cmake: Prepend 'cmake_minimum_required()' into 'app' build scripts 2018-08-15 04:06:50 -07:00
README.rst
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prj.conf
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sample.yaml
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README.rst 

.. _openAMP_sample:

OpenAMP Sample Application
##########################

Overview
********

This application demonstrates how to use OpenAMP with Zephyr. It is designed to
demonstrate how to integrate OpenAMP with Zephyr both from a build perspective
and code.  Currently this integration is specific to the LPC54114 SoC.

Building the application
*************************

.. zephyr-app-commands::
   :zephyr-app: samples/subsys/ipc/openamp
   :board: lpcxpresso54114_m4
   :goals: debug

Open a serial terminal (minicom, putty, etc.) and connect the board with the
following settings:

- Speed: 115200
- Data: 8 bits
- Parity: None
- Stop bits: 1

Reset the board and the following message will appear on the corresponding
serial port:

.. code-block:: console

   ***** Booting Zephyr OS v1.11.0-1377-g580b9add47 *****
   Starting application thread!

   OpenAMP demo started
   Primary core received a message: 1
   Primary core received a message: 3
   Primary core received a message: 5
   ...
   Primary core received a message: 101
   OpenAMP demo ended.