<div dir="ltr">I have sent a new patch for the AUX UART driver, can you<div>please take a look at it?<div><br></div><div><a href="https://www.mail-archive.com/devel@rtems.org/msg21615.html">https://www.mail-archive.com/devel@rtems.org/msg21615.html</a><br></div></div><div><a href="https://www.mail-archive.com/devel@rtems.org/msg21614.html">https://www.mail-archive.com/devel@rtems.org/msg21614.html</a><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jan 21, 2020 at 2:42 PM Christian Mauderer <<a href="mailto:christian.mauderer@embedded-brains.de" target="_blank">christian.mauderer@embedded-brains.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On 21/01/2020 00:33, Chris Johns wrote:<br>
> On 29/12/19 8:03 pm, Christian Mauderer wrote:<br>
>> - You can use a real hardware debugger for it. That's what I currently<br>
>> do - also qemu + gdb could be more powerfull. For that you basically<br>
>> connect the Alt4 pins (see <a href="https://pinout.xyz/pinout/jtag" rel="noreferrer" target="_blank">https://pinout.xyz/pinout/jtag</a>) to a hardware<br>
>> debugger (something supported by OpenOCD, Segger J-Link, ...) add<br>
>> "gpio=22-27=a4" to your config.txt and load a very minimal kernel that<br>
>> does just an endless loop. Note that I had some trouble debugging more<br>
>> than one core with my debugger.<br>
> <br>
> This is really valuable information, thank you. It would be nice to see it in<br>
> the BSP section of the user manual :)<br>
> <br>
> Chris<br>
> <br>
<br>
You can find that stuff with not too much search on a lot of different<br>
web sites. Therefore I didn't think about adding it to the manual. But I<br>
can add a short note in the next days.<br>
<br>
Best regards<br>
<br>
Christian<br>
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</blockquote></div>