-trb3sc_gbe_hub ++> clock_reset_handler ++> reset_handler
- ++> gbe_sgl_ctrl
- +-> gbe_wrapper_fifo ++> rx_rb +-> rb_4k_9
- | ++> gbe_logic_wrapper ++> gbe_main_control ++> gbe_protocol_selector ++> gbe_response_constructor_ARP
- | | ++> gbe_response_constructor_DHCP
- | | ++> gbe_response_constructor_Ping
- | | ++> gbe_response_constructor_SCTRL +-> fifo_2kx9x18_wcnt
- | | ++> gbe_response_constructor_Forward
+trb3sc_gbe_hub +-> clock_reset_handler +-> reset_handler
+ +-> gbe_sgl_ctrl
+ +-> gbe_wrapper_fifo +-> rx_rb +-> rb_4k_9
+ | +-> gbe_logic_wrapper +-> gbe_main_control ++> gbe_protocol_selector +-> gbe_response_constructor_ARP
+ | | +-> gbe_response_constructor_DHCP
+ | | +-> gbe_response_constructor_Ping
+ | | +-> gbe_response_constructor_SCTRL +-> fifo_2kx9x18_wcnt
+ | | +-> gbe_response_constructor_Forward
| +-> gbe_transmit_control
| +-> gbe_frame_constr
| +-> gbe_receive_control