Intel D925XECV2 Product Specification - Page 35
LAN Subsystem - ethernet drivers
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Product Description 1.12 LAN Subsystem The LAN subsystem includes the Marvell Yukon 88E50 Gigabit (10/100/1000 Mbits/sec) Ethernet Controller and an RJ-45 LAN connector with integrated status LEDs. 1.12.1 Marvell Yukon 88E8050 PCI Express 1.0a Integrated MAC/PHY Gigabit Ethernet Controller The Marvell Yukon 88E8050 provides the following functions: • x1 PCI Express link • Basic 10/100/1000 Ethernet LAN connectivity • IEEE 802.1p and 802.1q support • 10/100/1000 IEEE 802.3 compliant • Compliant to 802.3x flow control support • Jumbo frame support • TCP, IP, UDP checksum offload • Automatic MDI/MDIX crossover • Full device driver compatibility • Configuration EEPROMs that contain the MAC address and ASF 2.0 support • Wake On LAN technology power management support • PCI Express Active State Power Management Support (L0s) • ASF 2.0 support 1.12.2 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector (as shown in Figure 14). Table 7 describes the LED states when the board is powered up and the Gigabit LAN subsystem is operating. Green LED Green/Yellow LED OM16513 Figure 14. LAN Connector LED Locations Table 7. LAN Connector LED States LED Left Color Green LED State Off On Blinking N/A Off Right Green On Yellow On Condition LAN link is not established. LAN link is established. LAN activity is occurring. 10 Mbits/sec data rate is selected. 100 Mbits/sec data rate is selected. 1000 Mbits/sec data rate is selected. 35