Merge branch 'HPR-145' into 'master'

removed byte reorder

Closes HPR-145

See merge request desp/hdl!347

applications/rdma_demo/src/vhdl/rdma_demo_roce_tester_wrapper.vhd

@@ -153,6 +153,7 @@ end rdma_demo_roce_tester_wrapper;
 
 architecture str of rdma_demo_roce_tester_wrapper is
   constant c_nof_byte                   : natural := c_rdma_demo_nof_octet_output_100gbe;
+  constant c_reverse_byte_order         : boolean := false;
 
   signal rx_udp_sosi_arr                : t_dp_sosi_arr(0 downto 0) := (others => c_dp_sosi_rst);
   signal rx_udp_siso_arr                : t_dp_siso_arr(0 downto 0) := (others => c_dp_siso_rdy);
@@ -283,11 +284,6 @@ begin
   tx_udp_tid    <= tx_udp_axi4_sosi.tid;
   tx_udp_tdest  <= tx_udp_axi4_sosi.tdest;
   tx_udp_tuser  <= tx_udp_axi4_sosi.tuser;
-  -- reverse order of bytes
-  gen_tx_data : for I in 0 to c_nof_byte - 1 generate
-    tx_udp_tdata( (I + 1) * c_octet_w - 1 downto I * c_octet_w) <= tx_udp_axi4_sosi.tdata((c_nof_byte - I) * c_octet_w - 1 downto (c_nof_byte - 1 - I) * c_octet_w);
-    tx_udp_tkeep(I) <= tx_udp_axi4_sosi.tkeep(c_nof_byte - 1 - I);
-  end generate;
 
   -- rx_udp
   rx_udp_tready <= rx_udp_axi4_siso.tready;
@@ -298,10 +294,25 @@ begin
   rx_udp_axi4_sosi.tid    <= rx_udp_tid;
   rx_udp_axi4_sosi.tdest  <= rx_udp_tdest;
   rx_udp_axi4_sosi.tuser  <= rx_udp_tuser;
+
   -- reverse order of bytes
-  gen_rx_data : for I in 0 to c_nof_byte - 1 generate
-    rx_udp_axi4_sosi.tdata( (I + 1) * c_octet_w - 1 downto I * c_octet_w) <= rx_udp_tdata((c_nof_byte - I) * c_octet_w - 1 downto (c_nof_byte - 1 - I) * c_octet_w);
-    rx_udp_axi4_sosi.tkeep(I) <= rx_udp_tkeep(c_nof_byte - 1 - I);
+  gen_reverse_bytes : if c_reverse_byte_order generate
+    gen_tx_data : for I in 0 to c_nof_byte - 1 generate
+      tx_udp_tdata( (I + 1) * c_octet_w - 1 downto I * c_octet_w) <= tx_udp_axi4_sosi.tdata((c_nof_byte - I) * c_octet_w - 1 downto (c_nof_byte - 1 - I) * c_octet_w);
+      tx_udp_tkeep(I) <= tx_udp_axi4_sosi.tkeep(c_nof_byte - 1 - I);
+    end generate;
+
+    gen_rx_data : for I in 0 to c_nof_byte - 1 generate
+      rx_udp_axi4_sosi.tdata( (I + 1) * c_octet_w - 1 downto I * c_octet_w) <= rx_udp_tdata((c_nof_byte - I) * c_octet_w - 1 downto (c_nof_byte - 1 - I) * c_octet_w);
+      rx_udp_axi4_sosi.tkeep(I) <= rx_udp_tkeep(c_nof_byte - 1 - I);
+    end generate;
+  end generate;
+
+  gen_no_reverse_bytes : if not c_reverse_byte_order generate
+    tx_udp_tdata <= tx_udp_axi4_sosi.tdata;
+    tx_udp_tkeep <= tx_udp_axi4_sosi.tkeep;
+    rx_udp_axi4_sosi.tdata <= rx_udp_tdata;
+    rx_udp_axi4_sosi.tkeep <= rx_udp_tkeep;
   end generate;
 
   -- reg_bg_ctrl