Add c_eth_rx_udp_port.

libraries/io/eth/src/vhdl/eth_pkg.vhd

@@ -86,6 +86,9 @@ PACKAGE eth_pkg IS
   CONSTANT c_eth_channel_w     : NATURAL := ceil_log2(c_eth_nof_udp_ports + 1);         -- + 1 for all other packets that go to the default port
   CONSTANT c_eth_nof_channels  : NATURAL := 2**c_eth_channel_w;
     
+  -- Default Rx UDP port for UDP onload
+  CONSTANT c_eth_rx_udp_port : STD_LOGIC_VECTOR(15 DOWNTO 0) := TO_UVEC(6001, 16);  -- 0x1771 = 6001
+
   ------------------------------------------------------------------------------
   -- MM register map
   ------------------------------------------------------------------------------