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<p class="MsoNormal">Hello everybody!<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I am experiencing an issue with UART ports: here’s the output of setserial –ag /dev/ttyS*<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">/dev/ttyS0, Line 0, UART: 16550A, Port: 0x03f8, IRQ: 4<o:p></o:p></p>
<p class="MsoNormal"> Baud_base: 115200, close_delay: 50, divisor: 0<o:p></o:p></p>
<p class="MsoNormal"> closing_wait: 3000<o:p></o:p></p>
<p class="MsoNormal"> Flags: spd_normal skip_test auto_irq<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">/dev/ttyS1, Line 1, UART: unknown, Port: 0x02f8, IRQ: 3<o:p></o:p></p>
<p class="MsoNormal"> Baud_base: 115200, close_delay: 50, divisor: 0<o:p></o:p></p>
<p class="MsoNormal"> closing_wait: 3000<o:p></o:p></p>
<p class="MsoNormal"> Flags: spd_normal skip_test auto_irq<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">/dev/ttyS2, Line 2, UART: unknown, Port: 0x03e8, IRQ: 4<o:p></o:p></p>
<p class="MsoNormal"> Baud_base: 115200, close_delay: 50, divisor: 0<o:p></o:p></p>
<p class="MsoNormal"> closing_wait: 3000<o:p></o:p></p>
<p class="MsoNormal"> Flags: spd_normal skip_test auto_irq<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">/dev/ttyS3, Line 3, UART: unknown, Port: 0x02e8, IRQ: 3<o:p></o:p></p>
<p class="MsoNormal"> Baud_base: 115200, close_delay: 50, divisor: 0<o:p></o:p></p>
<p class="MsoNormal"> closing_wait: 3000<o:p></o:p></p>
<p class="MsoNormal"> Flags: spd_normal auto_irq<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">ttyS0 is working OK since I am using it as a serial console.<o:p></o:p></p>
<p class="MsoNormal">I noticed that the dmesg output was commonly showing “ttySX MMIO at 0x<address>”. Not anymore!.<o:p></o:p></p>
<p class="MsoNormal">I thought it was related to a BIOS configuration (just like Intel NUC’s)… but I was not able to find something related to it.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Any thoughts ?<o:p></o:p></p>
<p class="MsoNormal">Thank you very much!<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><b><span lang="IT" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:ES-MX">Alexis O. De la Vega</span></b><span lang="IT" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:ES-MX">
</span><span lang="IT" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#262626;mso-fareast-language:ES-MX"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="IT" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#262626;mso-fareast-language:ES-MX">Software Engineer</span><span lang="IT" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#595959;mso-fareast-language:ES-MX"><o:p></o:p></span></p>
<p class="MsoNormal"><b><span lang="ES-MX" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#595959;mso-fareast-language:ES-MX">CIDEC</span></b><span lang="ES-MX" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#595959;mso-fareast-language:ES-MX">
Queretaro Technical Center</span><span lang="ES-MX" style="font-size:8.0pt;font-family:"Arial","sans-serif";color:#595959;mso-fareast-language:ES-MX">
</span><span lang="ES-MX" style="font-size:8.0pt;font-family:"Arial","sans-serif";color:gray;mso-fareast-language:ES-MX"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-MX" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:gray;mso-fareast-language:ES-MX">Circuito Palma Cocotera No.2059<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-MX" style="font-size:10.0pt;font-family:"Arial","sans-serif";color:gray;mso-fareast-language:ES-MX">Fraccionamiento Palmares. Querétaro, Qro</span><span lang="ES-MX" style="color:gray;mso-fareast-language:ES-MX">
</span><span lang="ES-MX" style="font-size:10.0pt;color:gray;mso-fareast-language:ES-MX"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><a href="mailto:edgar.alexis.orozco@delphi.com"><span lang="ES-MX">edgar.alexis.orozco@delphi.com</span></a></span><span lang="ES-MX" style="font-size:10.0pt"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="ES-MX"><o:p> </o:p></span></p>
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