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<?xml-stylesheet type="text/xsl" href="https://devzone.nordicsemi.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>nRF5340-DK: add/change configuration of network core bootloader (b0n)</title><link>https://devzone.nordicsemi.com/f/nordic-q-a/94675/nrf5340-dk-add-change-configuration-of-network-core-bootloader-b0n</link><description>For some reason my ticket got deleted earlier, so here I go again. 
 I&amp;#39;m trying to change the configuration of the network core bootloader. For the `hci_rpmsg` and `mcuboot` child images I can just add `prj.conf` in the `child_image` folder if I want</description><dc:language>en-US</dc:language><generator>Telligent Community 13</generator><lastBuildDate>Fri, 09 Dec 2022 11:48:35 GMT</lastBuildDate><atom:link rel="self" type="application/rss+xml" href="https://devzone.nordicsemi.com/f/nordic-q-a/94675/nrf5340-dk-add-change-configuration-of-network-core-bootloader-b0n" /><item><title>RE: nRF5340-DK: add/change configuration of network core bootloader (b0n)</title><link>https://devzone.nordicsemi.com/thread/399902?ContentTypeID=1</link><pubDate>Fri, 09 Dec 2022 11:48:35 GMT</pubDate><guid isPermaLink="false">137ad170-7792-4731-bb38-c0d22fbe4515:7e7f6ced-a448-4803-ac5f-af22425be1ec</guid><dc:creator>Sigurd Hellesvik</dc:creator><description>&lt;p&gt;Hi Marko,&lt;/p&gt;
&lt;p&gt;In our build system, the net core code is a child image for the application.&lt;br /&gt;Netboot is a child image of the net core child image, so we have nested child images.&lt;/p&gt;
&lt;p&gt;To configure netboot(b0n), we can use this technique to set &lt;a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest/nrf/ug_multi_image.html#variables-in-child-images"&gt;Variables in child images&lt;/a&gt;, but nested like this:&lt;/p&gt;
&lt;p&gt;&lt;pre class="ui-code" data-mode="text"&gt; -Dhci_rpmsg_b0n_CONFIG_DEBUG=y&lt;/pre&gt;&lt;/p&gt;
&lt;p&gt;You can also set this in CMakeLists.txt using the set() function.&lt;/p&gt;
&lt;p&gt;Regards,&lt;br /&gt;Sigurd Hellesvik&lt;/p&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;</description></item></channel></rss>