This module is a hierarchical top including the eye monitor, PHY calibration modules, and the SGMII PHY IOB functionality. See LVDS Transceiver for 7 Series and Zynq 7000 Devices for a detailed block diagram for LVDS transceiver.
<project_dir>/<project_name>/<project_name>.srcs/sources1/ip/<component_name>/ synth/lvds_transceiver/<component_name>_gpio_sgmii_top.v[hd