I am using IMX6 development board Element 14 from boundary device.
My requirement is as follows :
1. i want my board to send pause frames while there is network congestion, need the register configuration details for PHY(Micrel : KSZ9021RL/RN chip) and IMX6 Ethernet engine
2. need information or user manual on SDMA used in ethernet
3. we don't see the pause frame count ENET_IEEE_T_FDXFC register getting incremented nor ENET_IEEE_T_MACERR gets incremented to say we have receive over flow error.
we are testign the board for 400Mbps and 1Gbps speed and run into RX FIFO over run and want to set the pause frame but dotn s