The TLK3134 provides high-speed bidirectional point-to-point data transmissions with up to 30 Gbps of raw data transmission capacity. 2 September 23, 2021 TenGEMAC IP Core Design Gateway Co. AUI – Attachment unit interface. 10Gb Ethernet Core Designed to the Draft 4. 3125 Gbps のシリアル シングル チャネルの PHY をインプリメントして、XFI 電気的仕様を使用した XFP への直接接続や、SFI 電気的仕様を使用した SFP+ オプティカル. Serial-GMII Specification The Serial Gigabit Media Independent Interface (SGMII) is designed to satisfy the following requirements: • Convey network data and port speed between a 10/100/1000 PHY and a MAC with significantly less signal pins than required for GMII. Well I disagree with the technical information on a functional specification. 2. 125 Gbps at the PMD interface. Return to the SSTL specifications of Draft 1. 25 MHz interface clock. The 10 Gigabit Media Independent Interface (XGMII) is an interface standard that uses 72 data pins for both RX and TX. Network Management. The Universal Serial Gigabit Media Independent Interface (USGMII) is an extension of the current SGMII and QSGMII. The inclusion of a XGMII means that several alternative PHY interfaces are readily supported, including XSBI (10 Gigabit Sixteen Bit Interface) and XAUI. This specification is targeted towards the requirements of embedded systems. 3125 Gbps serial single channel PHY providing a direct connection to a XFP using the XFI electrical specification or SFP+ optical module using SFI electrical specification. 3125 Gbps serial line rate with 64B/66B encoding. ‡ þÿÿÿ ‚ ƒ. These characters are clocked between the MAC/RS and the PCS at. Router with two dozen 10 Gigabit Ethernet ports and three types of physical-layer module. 0 > 2. . These specs were defined by the SFF MSA industry group. Inter-Packet Gap Generation and Insertion 4. 5GPII. After the 10 Gbps data is extracted from the four lanes, it must be formatted in a XGMII interface. XGMII Transmission 4. 10G USXGMII Ethernet PHY Configuration and Status Registers Description. xMII: MII – 100Mb/s Medium independent interface GMII. The PHY we have on the LS1046A RDB supports native XFI but sends PAUSE frames towards the MAC to regulate the lower speeds. September 23, 2021 Product Specification Rev1. Resource Utilization 3. QuadSGMII to SGMII splitter. XGMII Mapping to Standard SDR XGMII Data. 8. GMII- Gigabit Media Independent Interface: A digital interface that provides an 8-bit wide datapath between a 1000. This PCS can interface with. The host application requests this xml file from the device and creates a register tree. I would not want to retain the current electrical specification. The data are multiplexing to 4 lanes in the physical layer. PCS) IP GT IP Serial. According to IEEE802. 4. WishBone compliant: Yes. We are using the Yocto Linux SDK. It cannot have a method body. The XGMII interface defines the 32-bit data and 4-bit wide control character clocked between the MAC/RS and the soft PCS at both the positive and negative edge (double data rate – DDR) of the 156. 5 V MDIO I/O) RGMII. 5M transfers/s) • PHY line rate is preserved (10. supports bi-directional data flow and can be deployed multiple ways: • Interface Conversion: Connect data steams between flight units using XAUI and test systems using 10GigE. Leverages DDR I/O primitives for the optional XGMII interface. My tests indicate the SOF marker for any received Ethernet frame seems to appear only as byte number 0 or 4 on the output, i. High-level overview. 5. 4. RGMII to GMII converter provides the interface between a standard gigabit media independent interface (GMII) to RGMII conversion. RGMII. GMII – Gigabit Media Independent Interface: A digital interface that provides an 8-bit wide datapath between a 1000 Mbit/s PHY and a MAC sublayer. Please refer to PG210. The present clauses in 802. XGMII stands for X(roman 10)-G-Media-Independant-Interface which is IEEE 802. 0 that is designed to support both the device family using the IOD blocks used with GPIO or HSIO buffers. NVMe-MI technology provides an industry standard for management of NVMe devices in-band. 3125 Gbps serial line rate with 64B/66B encoding. 3ae Clause 22 and Clause 45 Compliant Management Data Input / Output Interface Modes (Either 1. 3125 Gbps serial line rate with 64B/66B encoding 10GBASE-KR and 1000BASE-KX is the electrical backplane physical layer implementation for the 10 Gigabit and 1 Gigabit Ethernet link defined in clause 72 and clause 70. 介质. It can work with SystemVerilog,Vera, SystemC, E and Verilog HDL environment. 5V Output Buffer Supply Voltage Based Interface Standard for Digital Integrated Circuits, JESD8-6” (1995年8月1日). Transceiver Status and Transceiver Clock Status Signals 6. Operating Speed and Status Signals. So to test initially I taken Example design of PCS/PMA IP and there I altered 1) ctl_loopback bit 1-> 0 (not setting in loop back) . 0 - January 2010) Agenda IEEE 802. -Avalon ST TX and RX input/output signals to Avalon ST TX/RX 64 bit adapter. 5 Gb/s and 5 Gb/s as well as 10 Gb/s. The XCM . To use custom preamble, set the tx_preamble_control register to 1. The generic nature of this interface facilitates mapping the CoaXPress signaling into the. LAN の主流であるイーサネットで初めて WAN での利用を前提とした技術を含む [1] 。. RXAUI. 5GPII Word For off chip stuff, these days nobody uses XGMII, it's either XAUI (4x3. 3-2008 standard and provides an interface between AHB/AXI Bus and the 10 Gigabit Media Independent Interface (XGMII) using a powerful 64-bit Scatter Gather DMA. 2V HSTL signal pair to support low-power mode for each MIPI clock or data lane. More specifically, physical (PHY) layer 227 provides electrical and physical specifications, including details like pin layouts and signal voltages, for interactions between network device 110 and physical channel 120. Section Content Features Release Information LL. MDI. 17. Additionally, for applications requiring 20 Gbps throughput, Intel FPGA's XAUI PHY solution can support DXAUI (4 x 6. Optional 802. 3 that describe these levels allow voltages well above 5V, but I don't know of any 1. 5. Field Name Type Description; openapi: string: REQUIRED. 6. 3 Clause 46 ratified specification enabling a variety of PHY and MAC chips from different vendors to talk the exact same protocol. CPRI Intel® FPGA IP core contains the logic for Ethernet PCS. 1 Power Consumption 11 2. 3 to add 100 Mb/s Physical Layer specifications and. Inter-Frame GAP - Deficit Idle Count per Clause 46 3. The CoaXPress-over-Fiber Bridge IP Core allows to connect a CoaXPress IP Core to an XGMII (10 Gbps Media Independent Interface) bus inside an FPGA. 6. The SERDES circuitry is configured to support source synchronous and asynchronous serial data communication for the SGMII interface at 1. 5. The IEEE 802. Transceiver Status and Transceiver Clock Status Signals 6. XGMII Signals 6. • No internal interface is super-rated, • XGMII rate is preserved (312. Reconfiguration Interface and Dynamic Reconfiguration 7. 19. 25GMII is similiar to XGMII. Device Speed Grade Support 2. These specs were defined by the SFF MSA industry group. Intel PRO/1000 GT PCI network interface controller. 5G/5G/10G Multi-rate Ethernet PHY Intel® Stratix® 10 FPGA IP User Guide Updated for Intel ® Quartus Prime Design Suite: 19. You may refer to the applicable IEEE802. 1. XGMII electricals > > > > > > >In an effort to get us all on the same page, here are links to >the standard XGMII interface proposals, SSTL-2 and HSTL Class 1 >on the JEDEC site under "Free Standards© 2012 Lattice Semiconductor Corp. 2 PCIE Interface 9 2 PRODUCT SPECIFICATIONS 10 2. Reference HSTL at 1. Return to the SSTL specifications of Draft 1. Low Latency Ethernet 10G MAC Intel® FPGA IP User Guide Archives 8. Register Interface Signals 5. Each (MAC) with a XGMII (10 Gigabit Media Independent Interface) for incorporation in a customer’s ASIC design. 2) enabled TX and RX bit in TX_ctrl and Rxctrl registers . Ethernet. 1 of the IEEE P802. 5. 0 to 1. 5. XGMII Encapsulation 4. IP is needed to interface the Transceiver with the XGMII compliant MAC. AUTOSAR Interface. XAUI addresses several physical limitations of the XGMII. So I don't think there's an easy way to connect 100G and 25G. 3 Overview (Version 1. This table lists all the Intel ® Arria 10 designs for Low Latency Ethernet 10G MAC Intel FPGA IP. Since we have the datasheet, we can confirm some of the specifications of RK3588, and get additional details: CPU – 4x Cortex-A76 @ up to 2. Avalon® Memory-Mapped Interface Signals 6. Gigabit Ethernet. XGMII signaling is based on the HSTL class 1 single-ended I/O standard, which. 3bz Task Force – Pittsburg, PA May 2015 5 • 10G XGMII (Clause 46) - Logical o 32-bit DDR TXD, 4-bit TXC and TX_CLK o 32-bit DDR RXD, 4-bit RXC and RX_CLK XGXS (Clause 47) – XAUI Electrical Spec (PMA) o 4 SERDES TX and 4 SERDES RX (PCS 8B/10B) @ 3. USXGMII specification EDCS-1467841 revision 1. (MAC) core, which can be configured in XGMII and 10GBASE-R modes. 5G/5G/10Gb Ethernet) PHY standard devices. The Universal Serial Gigabit Media Independent Interface (USGMII) is an extension of the current SGMII and QSGMII. Inter-Packet Gap Generation and Insertion 4. The XGMII interface, XGXS coding and state machines and XAUI mul-tichannel alignment capabilities are implemented in the FPGA array. 145 400 Gb/s Attachment Unit Interface (400GAUI-n): A physical instantiation of the PMA service interface to extend the connection between 400 Gb/s capable PMAs over n lanes, used for chip-to-chip or chip-to-module interconnections. Collection of Ethernet-related components for both gigabit and 10G packet processing (8 bit and 64 bit datapaths). Packet Classifier Interface Signals 7. 1 Online Version Send Feedback UG-20071 ID: 683876 Version: 2021. I see three alternatives that would allow us to go forward to > TF ballot. 2. 10 Gigabit Media Independent Interface (XGMII) to the protocol device. Both Channel 0 & 1 PHY are UP with the rx_is_lockedtodata and rx_enh_blk_lock signals are high. On the opposite side a pair of XGMII interfaces are used to transfer frames between the nfmac10g and the PCS/PMA (or XAUI) core. DisplayPort (DP) is a digital display interface developed by a consortium of PC and chip manufacturers and standardized by the Video Electronics Standards Association (VESA). 3bz-2016 amending the XGMII specification to support operation at 2. 25 Gbps. 125 Gbps in each direction. Avalon® Memory-Mapped Interface Signals 6. 18-199x Revision 2. 8. Hi all , I'm using the zcu102 Ultrascale board for XGMII core with using PCS/PMA IP only. Between the MAC and the PHY is the XGMII, or 10 Gigabit Media Independent Interface. 3ae として標準化された。. 1. The XgmiiSource drives XGMII traffic into a design. Loading Application. 3 Product Guide Send Feedback 9 PG053 December 5, 2018 Chapter 2: Product Specification. > > 1. 25MHz for direct interface to 10GBase-R, XAUI and RXUAI cores. PHY register map Original: PDF P1394a P1394a 32-bit 64-bit 1A16 S100 EIA-364-B: 2004 - Not Available. 3 that describe these levels allow voltages well above 5V, but I don't know of any 1. 2) enabled TX and RX bit in TX_ctrl and Rxctrl registers . The current generation of 10 Gigabit Ethernet components uses XGMII, another parallel interface designed for faster speeds. 5GPII Implementation as shown does not require much incremental logic Does not preclude implementations that directly map XGMII into PCS Diagram above for IEEE functional specification purposes only 1000BASE-X PHY 2. •400 Gb/s Ethernet • Support a MAC data rate of 400 Gb/s • Support a BER of better than or equal to 10^-13 at the MAC/PLS service interface (or the frame loss ratio equivalent) for 400 Gb/sBeginner. According to the GigE vision specification, the device registers are described in the xml file. USGMII supports eight 10M/100M/1G network ports over 10Gbps SERDES between MAC and PHY. Designed to meet the USXGMII specification EDCS-1467841 revision 1. interface is the XGMII that is defined in Clause 46. Avalon® -MM Interface Signals 6. This specification defines USGMII. > > 1. 6. 6. 3ae 10 Gigabit Ethernet 10 Gigabit Media Independent Interface n 32 data bits, 4 control bits, one clock, for transmit n 32 data bits, 4 control bits, one clock, for receive n Dual Data Rate (DDR) signaling, with data and control driven and sampled on both rising edge and falling edge of clockLane 0: xgmii_tx_data[7:0] Lane 1: xgmii_tx_data[15:8] Lane 2: xgmii_tx_data[23:16] Lane 3: xgmii_tx_data[31:24] xgmii_tx_control[] Use legacy Ethernet 10G MAC XGMII interface disabled. 10 Gigabit Ethernet MAC The 10 Gigabit Ethernet MAC core connects to the PHY layer through an external XGMII. 3 media access control (MAC) and reconciliation sublayer (RS). > 3. At the Tampa meeting I intend to propose that we just adopt the logic family that the XGMII uses (we might have to put a note in about termination schemes as the MDIO is multi-drop). Uses two transceivers at 6. Reconfiguration Signals 6. 1. About LL Ethernet 10G MAC x 1. Avalon® Memory-Mapped Interface Signals 6. Media-Independent Interface（MII、媒体独立インタフェース）は、イーサネットにおいて、MAC (データリンク層デバイス)とPHY (物理層デバイス)とを接続するためのインタフェース。本稿では以下の拡張版を含めて記述する。The XGMII interface defines the 32-bit data and 4-bit wide control character clocked between the MAC/RS and the PCS at both the positive and negative edge (double data rate – DDR) of the 156. Register Map 7. Core10GMAC is designed for the IEEE® 802. 25G-AUI is a single lane version of the C2C and C2M electrical interfaces defined in 802. ,Ltd E-mail: ip-sales@design-gateway. 5 Gb/s and 5 Gb/s as well as 10 Gb/s. SerDes TX RX MII SerialThis solution is designed to the IEEE 802. Avalon® Memory-Mapped Interface Signals 6. The SERDES interface can be either a MAC interface or a media interface. 10 Gigabit Attachment Unit Interface (XAUI / ˈ z aʊ i / ZOW-ee) is a standard for extending the XGMII (10 Gigabit Media Independent Interface) between the MAC and PHY layer of 10 Gigabit Ethernet (10GbE) defined in Clause 47 of the IEEE 802. The specifications and information herein are subject to change without notice. LL Ethernet 10G MAC Operating Modes 1. 3. The code-group synchronization is achieved upon th e reception of four /K28. XFI来源于XFP光模块标准的一部分，指的是连接ASIC芯片和XFP光模块的电气接口。. L- and H-Tile Transceiver PHY User Guide. 1 XGMII Controller Interface 3. AMD provides a parameterizable LogiCORE™ IP solution for the 10 Gigabit per second (Gbps) Ethernet Media Access Controller function used to interface to Physical Layer devices in a 10Gbps Ethernet (10GE) system. 3bm Annexes 83D and 83E 5I would retain the current MDC/MDIO electrical specification. XAUI interoperability is based on the 10-Gigabit Ethernet standard (IEEE Standard 802. According to the present embodiments, an Ethernet device having a Gigabit Media Independent Interface (GMII) coupled between its Media Access Control (MAC) layer and its physical (PHY) layer may enter a low power idle (LPI) mode (as defined by IEEE 802. NOTE: BRCM had a PHY but is changed speeds internally from 10. 1 Online Version Send Feedback UG-20071 ID: 683876 Version: 2021. In computer networking, Gigabit Ethernet ( GbE or 1 GigE) is the term applied to transmitting Ethernet frames at a rate of a gigabit per second. PLLs and Clock Networks 4. 3 are described in terms of two primary interfaces Medium dependent interface (MDI) Media independent interface (MII) While the MDI is visible to the user, and usually tightly specified, the MII is often used simply as a convenient way to partition the physical layer specifications from the10 ギガビット イーサネット PCS/PMA (10GBASE-R) は、10 ギガビット イーサネット MAC への接続に XGMII インターフェイスを提供し、10. Configuration Registers 6. 10G/25G Ethernet (PCS only) RX_MII alignment. 4)checked Jumper state. It can also be used as a serial communication bus between the PowerQUICC™ MPC8313E and other peripherals such as through a. 4. PHY 8. 25MHz PCS layer XGMII interface implemented as 64-bit (single data rate) SDR interface at 156. General Purpose & Optimized FPGAs. This function MAY throw to revert and reject the /// transfer. 4. 3 CSMA/CD LAN Model As noted earlier, the XGMII interface consists of 4 lanes of 8 bits. GMII Electrical Specification IEEE Interim Meeting, San Diego, January 1997 Dave Fifield 1-408-721-7937 fifield@lan. Abstract: 88X2040-BAN xGMII to rj45 phy marvell IEEE 946 motherboard Text: packets through the XAUI PCS soft IP and the LatticeECP3 XAUI PCS to the Marvell 88X2040 device. al [11] establish a . But HSTL has more usage for high speed interface than just XGMII. The waveform below shows a DLLP packet. The XGMII design is now provided with the 10-Gig MAC Core in CORE Generator. On the user side a pair of AXI4-Stream (one master and one slave) interfaces are used to send and receive Ethernet frames from/to the user logic. In order to connect a 10-Gigabit Ethernet MAC to an off-chip PHY device, an XGMII inter-face is used. • The TX state machines needs a check to prevent this from happening. As you can tell, functional requirements is an extensive section of a system requirements specification. 1. ÐÏ à¡± á> þÿ. 5G/1G Multi-Speed. All Lattice trademarks, registered trademarks, patents, and disclaimers are as listed at 24, 2020 Product Specification Rev1. 0, April 2015 2 LatticeECP3 and ECP5 XAUI IP Core User Guide. The XGMII has an optional physical instantiation. 3125 Gbit/s) • Data throughput is reduced: • inter-frame gaps are increased through extended operation of MPCP, which accounts for FEC parity insertion • Extra IDLEs are deleted in PCS and used to insert FEC partiyText: PHY devices via 10-Gbps media independent interface (XGMII) or 10-Gbps attachment unit interface (XAUI) Management data input/output. 1. 3 10 Gbps Ethernet standard. Why does the 10G XGMII specification mention a 32b instead of 64b bus for 156. 5G/5G/10G Multirate Ethernet. Avalon® Memory-Mapped Interface Signals 6. All transmit data and control. 25 Mbps. Section Content. (MAC), PHY (PCS + PMA) IP to interface in a chip-to-chip or chip-to-module channel with external MGBASE-T and NBASE-T PHY standard devices. 3 の第 49 項で定義されている BASE-R PCS/PHY (Physical Coding Sublayer/Physical Layer) を採用し、10M、100M、1G、2. Resource Utilization 3. The IP core is compatible with the RGMII specification v2. 6 GHz and 4x Cortex-A55. 1for definition of SoS architectures lies in interface specification and a . 0. XGMII Update Page 12 of 12 hmf 11-July-2000 IEEE 802. All Lattice trademarks, registered trademarks, patents, and disclaimers are as listed at Data Input/Output (MDIO) interface Clause 46. 2 XAPP606 (v1. The PHY IP core can be used with either Intel® FPGA IP for 10G Ethernet MAC or with a customer-developed Ethernet MAC via a standard XGMII interface running at 156. Fault code is returned from XGMII interface. The PCS service interface is the XGMII, which is defined in Clause 46 running at 5Gb/s. 3-2005. The BCM84885 supports the USXGMII, XFI, 5000BASE-X, 2500BASE-X, and 1000BASE-X (SGMII) interface for connection to a MAC. There is no real PHY device involved here, the LS1043A Serdes is directly connected to the switch Serdes. 3-2008 specification. 3V supply voltages with the G-10b interface specifications to make up the GMII DC and AC characteristics. © 2012 Lattice Semiconductor Corp. The 10GBASE-X PCS provides all services required by the XGMII and in support of the 10GBASE-X PMA, including: Definitely not XGMII (32-bit DDR, was never really seen off-chip) or XAUI (4 lanes of 3. 4. 8V devices whose MDC/MDIO ports can withstand this without blowing a hole in the oxide. The 10GBASE-X PCS provides services to the XGMII in a manner analogous to how the 1000BASE-X PCS provides services to the 1000 Mb/s GMII. XGMII interface in my view will be short lived. 100G only has 1 data interface. Intel ® Arria 10 Low Latency Ethernet 10G MAC Designs. Figure 3: 10GBASE-X PHY Structure. 1 2 Document Number: DSP0222 3 Date: 2009-07-21 4 Version: 1. 3) 10 Gb/s Serial Electrical Interface Bit serial @ 10Gb/s 64B/66B encoded - 10. PHY Registers. OpenRAN is a project initiated by the Telecom Infra Project (TIP). 2 Physical Medium Attachment (PMA) sublayerIs it possible to have the USXGMII specification, and any technical description. 5 Gb/s and 5 Gb/s XGMII operation. Reconfiguration Signals 6. This is because the MAC is normally responsible for inserting the minimum Inter-frame Gap required on the transmitted XGMII data stream, and so the receiving XAUI would never see this situation; therefore, it is up to the user to provide appropriate simulation stimulus on the XGMII interface side of the XAUI Core that meets the IEEE specification. Arria V soft PCS does not support the XGMII interface to the MAC/RS as defined in the IEEE 802. Figure 81. The IP supports 64-bit wide data path interface only. Core10GMAC supports standard Ethernet interfaces such as the 10 Gbps attachment unit interface (XAUI) and the 10 Gbps reduced attachment unit interface (RXAUI). PHY /Link interface specification , . I would like to get some clarification for the " Universal SXGMII Interface for a Single MultiGigabit Copper Network Port" specification. We kept the speed low to make sure that this would be a non-challenging interface. 4. The 10GBASE-R PHY uses the XGMII interface to connect to the IEEE802. 3-2012 clause 45;Support to extend the IEEE 802. 4)checked Jumper state. Overview. It can also be configured to be compliant with the 1000Base-X 1Gbps Ethernet Specification (Auto-Negotiation not supported). The Reduced Gigabit Media Independent Interface (RGMII) module provides an RGMII interface to an existing Ethernet MAC design with a GMII or TBI interface, for example the Gigabit Ethernet MAC (GEM) available from Cadence Design Foundry. Check Link Fault status signal, value 01 (Local Fault). e. 3. 49. XAUI uses four full-duplex serial links operating at 3. interface is the XGMII that is defined in Clause 46. 2009 - 88X2040. Fair and Open Competition. . Is there a reference design for for SGMII to GMII core at 2. 5 volts per EIA/JESD8-6 and select from the options > within that specification. Interface (XGMII) 46. The system data width, that is, the width of the interface to the user logic, is c onfigured as 64 bits. 3 protocol and MAC specification to an operating speedof 10 Gb/s. 18. 44. The subsidized sponsorship of standards via the IEEE GET Program helps expand the global reach of technical knowledge developed by industry, accelerates adoption of IEEE standards, contributes to an open knowledge community, promulgates open information exchange to foster innovation, and connects the IEEE brand with the development of. The modules are capable of operating with XGMII interface widths of 32 or 64 bits. (MAC) core, which can be configured in XGMII and 10GBASE-R modes. com URL: Features. 10G/2. Release Information 2. 2 specification supports up to 256 channels per link. 3. Core10GMAC is configured for XGMII mode with a core data width of 64 bits. 3-2008, defines the 32-bit data and 4-bit wide control character. 3-2005 Clause 46) and I'm really surprised because it mentions a 32b data width for a frequency of 156. The host layer access to the Controller IP for Automotive is through industry-standard AXI or AHB interfaces when the DMA is being used or through an external FIFO interface. It is used to achieve abstraction and multiple inheritances in Java using Interface. 8. Reduced Gigabit Media Independent Interface (RGMII) (Reduced GMII) is the most common interface as it supports 10 Mbps, 100 Mbps, and 1000 Mbps connection speeds at the PHY layer. Core data width is the width of the data path connected to the USXGMII IP. /// @dev Note: the ERC-165 identifier for this interface is 0x150b7a02. RGMII. XGMII. About the F-Tile 1G/2. 0: Disables USXGMII Auto-Negotiation and manually configures the operating speed with the USXGMII_SPEED register. At the Tampa meeting I intend to propose that we just adopt the logic family that the XGMII uses (we might have to put a note in about termination schemes as the MDIO is multi-drop). > 3. 5G、5G、または 10GE のシングル ポートを使用するメカニズムを持つ Ethernet Media Access Controller (MAC) を実装します。(1) The reconciliation sublayer (RS) interfaces the serial MAC data stream and the parallel data of XGMII. The 10GBASE-X PCS provides all services required by the XGMII and in support of the 10GBASE-X PMA, including: xgmii_tx[] Use legacy Ethernet 10G MAC XGMII interface enabled. . 7. Figure 1.