LayerscapeのトピックRe: LS2088A PCIe and NFA https://community.nxp.com/t5/Layerscape/LS2088A-PCIe-and-NFA/m-p/826595#M3721 <HTML><HEAD></HEAD><BODY><P>Hello <A _jive_internal="true" data-content-finding="Community" data-userid="328912" data-username="mmcminn@uniondynamic.com" href="https://community.nxp.com/people/mmcminn@uniondynamic.com">Michael McMinn</A>,</P><P></P><P>QDMA can go across PCIe to access data, the PCIe EP can use QDMA to access data/buffers across PCIe to RC.</P><P>NFA engine(PME) belongs to DPAA, which is primarily for Ethernet because it has portal interface to QBMAN. The PME de-queues data from its QMAN hardware portal based on FQ configuration. QBMAN can be used to improve performance for data that are come in through the PCI bus.</P><P></P><P>PME supports ~10 Gbps data scanning.</P><P><BR />Have a great day,<BR />TIC</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Tue, 06 Nov 2018 07:57:02 GMT yipingwang 2018-11-06T07:57:02Z LS2088A PCIe and NFA https://community.nxp.com/t5/Layerscape/LS2088A-PCIe-and-NFA/m-p/826594#M3720 <HTML><HEAD></HEAD><BODY><P>Is there a high speed data path between the PCIe bus and the NFA engine in the LS2088A and is it able to run at the rated 10Gb/s speed.</P></BODY></HTML> Tue, 23 Oct 2018 18:34:50 GMT https://community.nxp.com/t5/Layerscape/LS2088A-PCIe-and-NFA/m-p/826594#M3720 mmcminn 2018-10-23T18:34:50Z Re: LS2088A PCIe and NFA https://community.nxp.com/t5/Layerscape/LS2088A-PCIe-and-NFA/m-p/826595#M3721 <HTML><HEAD></HEAD><BODY><P>Hello <A _jive_internal="true" data-content-finding="Community" data-userid="328912" data-username="mmcminn@uniondynamic.com" href="https://community.nxp.com/people/mmcminn@uniondynamic.com">Michael McMinn</A>,</P><P></P><P>QDMA can go across PCIe to access data, the PCIe EP can use QDMA to access data/buffers across PCIe to RC.</P><P>NFA engine(PME) belongs to DPAA, which is primarily for Ethernet because it has portal interface to QBMAN. The PME de-queues data from its QMAN hardware portal based on FQ configuration. QBMAN can be used to improve performance for data that are come in through the PCI bus.</P><P></P><P>PME supports ~10 Gbps data scanning.</P><P><BR />Have a great day,<BR />TIC</P><P></P><P>-----------------------------------------------------------------------------------------------------------------------<BR />Note: If this post answers your question, please click the Correct Answer button. Thank you!<BR />-----------------------------------------------------------------------------------------------------------------------</P></BODY></HTML> Tue, 06 Nov 2018 07:57:02 GMT https://community.nxp.com/t5/Layerscape/LS2088A-PCIe-and-NFA/m-p/826595#M3721 yipingwang 2018-11-06T07:57:02Z