topic Serial console work only if ethernet configured in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/Serial-console-work-only-if-ethernet-configured/m-p/551962#M86263 <HTML><HEAD></HEAD><BODY><P>Hello!</P><P>My hardware:</P><P>- module DART-MX6 Rev 1.2 <A _jive_internal="true" href="https://community.nxp.com/external-link.jspa?url=http%3A%2F%2Fwww.variscite.com%2Fproducts%2Fsystem-on-module-som%2Fcortex-a9%2Fdart-mx6-cpu-freescale-imx6" rel="nofollow" target="_blank">DART-MX6 CPU: Freescale iMX6 | System on Module - Variscite</A></P><P>- board DART-DT6CustomBoard V1.1 <A _jive_internal="true" href="https://community.nxp.com/external-link.jspa?url=http%3A%2F%2Fwww.variscite.com%2Fproducts%2Fsingle-board-computers%2Fvar-sd410customboard%2Fitem%2F361" rel="nofollow" target="_blank">VAR-DT6CustomBoard - Variscite</A></P><P>My sofware:</P><P>- Yocto Jethro</P><P>- linux-4.1.15</P><P>please see attached file</P><P>- busybox-1.25.0</P><P>- linux command line</P><BLOCKQUOTE class="jive-quote"><CODE>~ # cat /proc/cmdline&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />noinitrd console=ttymxc0,115200 root=/dev/ram0 ip=off rdinit=/sbin/initux command line</CODE></BLOCKQUOTE><P>- file /etc/inittab</P><BLOCKQUOTE class="jive-quote"><CODE>~ # cat /etc/inittab&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />::sysinit:/etc/init.d/rcS&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />::respawn:/sbin/getty -L /dev/ttymxc0 115200&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />::restart:/sbin/init&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />::ctrlaltdel:/bin/umount -a -r</CODE></BLOCKQUOTE><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>I have very strange problem - serial port work only if ethernet configured and active.</P><P>How can I solve this problem?</P><P>Thank you and excuse my bad english.</P><P><STRONG>Original Attachment has been moved to: <A _jive_internal="true" href="https://community.nxp.com/docs/DOC-336661">config.gz</A></STRONG></P></BODY></HTML> Mon, 20 Jun 2016 18:33:39 GMT BrilliantovKiri 2016-06-20T18:33:39Z Serial console work only if ethernet configured https://community.nxp.com/t5/i-MX-Processors/Serial-console-work-only-if-ethernet-configured/m-p/551962#M86263 <HTML><HEAD></HEAD><BODY><P>Hello!</P><P>My hardware:</P><P>- module DART-MX6 Rev 1.2 <A _jive_internal="true" href="https://community.nxp.com/external-link.jspa?url=http%3A%2F%2Fwww.variscite.com%2Fproducts%2Fsystem-on-module-som%2Fcortex-a9%2Fdart-mx6-cpu-freescale-imx6" rel="nofollow" target="_blank">DART-MX6 CPU: Freescale iMX6 | System on Module - Variscite</A></P><P>- board DART-DT6CustomBoard V1.1 <A _jive_internal="true" href="https://community.nxp.com/external-link.jspa?url=http%3A%2F%2Fwww.variscite.com%2Fproducts%2Fsingle-board-computers%2Fvar-sd410customboard%2Fitem%2F361" rel="nofollow" target="_blank">VAR-DT6CustomBoard - Variscite</A></P><P>My sofware:</P><P>- Yocto Jethro</P><P>- linux-4.1.15</P><P>please see attached file</P><P>- busybox-1.25.0</P><P>- linux command line</P><BLOCKQUOTE class="jive-quote"><CODE>~ # cat /proc/cmdline&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />noinitrd console=ttymxc0,115200 root=/dev/ram0 ip=off rdinit=/sbin/initux command line</CODE></BLOCKQUOTE><P>- file /etc/inittab</P><BLOCKQUOTE class="jive-quote"><CODE>~ # cat /etc/inittab&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />::sysinit:/etc/init.d/rcS&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />::respawn:/sbin/getty -L /dev/ttymxc0 115200&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />::restart:/sbin/init&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <BR />::ctrlaltdel:/bin/umount -a -r</CODE></BLOCKQUOTE><P style="min-height: 8pt; padding: 0px;">&nbsp;</P><P>I have very strange problem - serial port work only if ethernet configured and active.</P><P>How can I solve this problem?</P><P>Thank you and excuse my bad english.</P><P><STRONG>Original Attachment has been moved to: <A _jive_internal="true" href="https://community.nxp.com/docs/DOC-336661">config.gz</A></STRONG></P></BODY></HTML> Mon, 20 Jun 2016 18:33:39 GMT https://community.nxp.com/t5/i-MX-Processors/Serial-console-work-only-if-ethernet-configured/m-p/551962#M86263 BrilliantovKiri 2016-06-20T18:33:39Z Re: Serial console work only if ethernet configured https://community.nxp.com/t5/i-MX-Processors/Serial-console-work-only-if-ethernet-configured/m-p/551963#M86264 <HTML><HEAD></HEAD><BODY><P>Hi Kirill</P><P></P><P>there are no known conflicts between serial ports and ethernet</P><P>and one can try to debug it using AN4553 Using Open Source</P><P>Debugging Tools for Linux on i.MX Processors</P><P><A href="http://cache.nxp.com/files/32bit/doc/app_note/AN4553.pdf" title="http://cache.nxp.com/files/32bit/doc/app_note/AN4553.pdf">http://cache.nxp.com/files/32bit/doc/app_note/AN4553.pdf</A> </P><P></P><P>Best regards</P><P>igor</P><P>-----------------------------------------------------------------------------------------------------------------------</P><P>Note: If this post answers your question, please click the Correct Answer button. Thank you!</P><P>-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Tue, 21 Jun 2016 06:35:22 GMT https://community.nxp.com/t5/i-MX-Processors/Serial-console-work-only-if-ethernet-configured/m-p/551963#M86264 igorpadykov 2016-06-21T06:35:22Z