https://community.nxp.com/t5/Layerscape/PCIe-hotplug-support/m-p/1406832#M9960 <DIV class=""><DIV class=""><P>Hi</P><P>I have a PCIe communication between ls1043ardb (layerscape board as Root complex) and Beagleboard x15 (as endpoint). I enabled PCIe hotplug in kernel configuration of ls1043ardb.</P><P>And i have already used "remove" and "rescan" and everything is working fine. I can able to detect my endpoint after rescan. but sometimes BARs are not being assigned.</P><P>Firstly, how may i know if a board support hotplug feature or not. In reference manual of ls1043 and ls1046, nothing is mentioned about pcie hotplug. Does ls1043 and ls1046 support hotplug feature ?</P><P>Also as per my understanding, hardware support is also required for hotplug feature to work. please explain on it.</P><P>Thanks in advance.</P></DIV></DIV> Sat, 29 Jan 2022 04:49:15 GMT TrinathK 2022-01-29T04:49:15Z https://community.nxp.com/t5/Layerscape/PCIe-hotplug-support/m-p/1406832#M9960 <DIV class=""><DIV class=""><P>Hi</P><P>I have a PCIe communication between ls1043ardb (layerscape board as Root complex) and Beagleboard x15 (as endpoint). I enabled PCIe hotplug in kernel configuration of ls1043ardb.</P><P>And i have already used "remove" and "rescan" and everything is working fine. I can able to detect my endpoint after rescan. but sometimes BARs are not being assigned.</P><P>Firstly, how may i know if a board support hotplug feature or not. In reference manual of ls1043 and ls1046, nothing is mentioned about pcie hotplug. Does ls1043 and ls1046 support hotplug feature ?</P><P>Also as per my understanding, hardware support is also required for hotplug feature to work. please explain on it.</P><P>Thanks in advance.</P></DIV></DIV> Sat, 29 Jan 2022 04:49:15 GMT https://community.nxp.com/t5/Layerscape/PCIe-hotplug-support/m-p/1406832#M9960 TrinathK 2022-01-29T04:49:15Z https://community.nxp.com/t5/Layerscape/PCIe-hotplug-support/m-p/1406838#M9961 <P>&gt; Does ls1043 and ls1046 support hotplug feature ?</P> <P>The processors do not support Hot-Plug.</P> <P>References:</P> <P>QorIQ LS1043A Reference Manual, 28.4.2.45.2 Function</P> <P>LS1046A Reference Manual, 25.4.2.60.2 Function</P> Sat, 29 Jan 2022 09:04:09 GMT https://community.nxp.com/t5/Layerscape/PCIe-hotplug-support/m-p/1406838#M9961 ufedor 2022-01-29T09:04:09Z