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<p>Hallo Chris,<br>
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<div class="moz-cite-prefix">On 21/03/2020 07:45, Sebastian Huber
wrote:<br>
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<p>On 20/03/2020 22:23, Chris Johns wrote:<br>
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<blockquote type="cite">On 20 Mar 2020, at 4:49 pm, Sebastian
Huber <a class="moz-txt-link-rfc2396E"
href="mailto:sebastian.huber@embedded-brains.de"
moz-do-not-send="true"><sebastian.huber@embedded-brains.de></a>
wrote:<br>
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<p>On 20/03/2020 05:15, Chris Johns wrote:<br>
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<pre class="moz-quote-pre" wrap="">On 19/3/20 7:52 pm, Sebastian Huber wrote:
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<pre class="moz-quote-pre" wrap="">The ARMv7-M architecture has no CP-15. The inline assembly for the
CP-15 access leads to assembler errors if compiled with -O0.
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<pre class="moz-quote-pre" wrap="">I would like to understand this one in detail to see why there is cp15 in the build.</pre>
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In ARMv7-M the system registers are memory mapped.<br>
<p>If I compile a Cortex-M based BSP with -O0, then I get:</p>
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BSP?</blockquote>
For example the atsamv BSP.<br>
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could you please have a look at this. Being able to build with -O0
is quite helpful during BSP development.<br>
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