Small updates.

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

@@ -70,10 +70,9 @@ END eth_tester_tx;
 
 ARCHITECTURE str OF eth_tester_tx IS
 
-  CONSTANT c_bg_block_len_max     : NATURAL := c_network_eth_payload_jumbo_max;  -- 9000 octets
-  CONSTANT c_bg_block_len_w       : NATURAL := ceil_log2(c_bg_block_len_max);
+  CONSTANT c_empty_w              : NATURAL := 2;  -- for 0, 1, 2, 3 empty octets per word
 
-  CONSTANT c_fifo_fill            : NATURAL := c_network_eth_payload_jumbo_max / c_word_sz;  -- = 9000 / 4 = 2250
+  CONSTANT c_fifo_fill            : NATURAL := c_eth_tester_bg_block_len_max / c_word_sz;  -- = 9000 / 4 = 2250
   CONSTANT c_fifo_size            : NATURAL := true_log_pow2(c_fifo_fill);  -- = 4096
 
   CONSTANT c_nof_total_counts     : NATURAL := 1;  -- one to count Tx packets
@@ -83,13 +82,18 @@ ARCHITECTURE str OF eth_tester_tx IS
   SIGNAL app_total_length         : NATURAL;
 
   SIGNAL bg_sosi                  : t_dp_sosi;
+  SIGNAL bg_data                  : STD_LOGIC_VECTOR(c_octet_w-1 DOWNTO 0);
   SIGNAL bg_ctrl_hold             : t_diag_block_gen;
   SIGNAL bg_block_len             : NATURAL;
   SIGNAL tx_packed_sosi           : t_dp_sosi;
+  SIGNAL tx_packed_data           : STD_LOGIC_VECTOR(c_word_w-1 DOWNTO 0);
   SIGNAL tx_fifo_sosi             : t_dp_sosi;
+  SIGNAL tx_fifo_data             : STD_LOGIC_VECTOR(c_word_w-1 DOWNTO 0);
   SIGNAL tx_fifo_siso             : t_dp_siso;
   SIGNAL i_ref_sync               : STD_LOGIC := '0';
   SIGNAL in_strobe_arr            : STD_LOGIC_VECTOR(c_nof_total_counts-1 DOWNTO 0);
+  SIGNAL i_tx_udp_sosi            : t_dp_sosi;
+  SIGNAL tx_udp_data              : STD_LOGIC_VECTOR(c_word_w-1 DOWNTO 0);
 
   -- Use hdr_fields_slv_in default 0, to have DP driven fields ip_header_checksum = 0 and udp_checksum = 0
   SIGNAL hdr_fields_slv_in        : STD_LOGIC_VECTOR(1023 DOWNTO 0) := (OTHERS => '0');
@@ -100,6 +104,13 @@ ARCHITECTURE str OF eth_tester_tx IS
 BEGIN
 
   ref_sync <= i_ref_sync;
+  tx_udp_sosi <= i_tx_udp_sosi;
+
+  -- View sosi.data in Wave Window
+  bg_data        <= bg_sosi.data(c_octet_w-1 DOWNTO 0);
+  tx_packed_data <= tx_packed_sosi.data(c_word_w-1 DOWNTO 0);
+  tx_fifo_data   <= tx_fifo_sosi.data(c_word_w-1 DOWNTO 0);
+  tx_udp_data    <= i_tx_udp_sosi.data(c_word_w-1 DOWNTO 0);
 
   -------------------------------------------------------------------------------
   -- Generate packed data blocks
@@ -107,7 +118,8 @@ BEGIN
   u_bg : ENTITY diag_lib.mms_diag_block_gen
   GENERIC MAP (
     g_nof_streams        => 1,
-    g_use_bg_buffer_ram  => FALSE
+    g_use_bg_buffer_ram  => FALSE,
+    g_buf_addr_w         => c_diag_bg_mem_adrs_w  -- = 24, use full range 2**24 for BG addr --> data values
   )
   PORT MAP (
     -- System
@@ -124,12 +136,14 @@ BEGIN
     out_sosi_arr(0)       => bg_sosi
   );
 
-  u_repack : ENTITY dp_lib.dp_repack_data  -- pack 8b octets into 32b words
+  u_pack : ENTITY dp_lib.dp_repack_data  -- pack 8b octets into 32b words
   GENERIC MAP (
     g_in_dat_w       => c_octet_w,  -- = 8
     g_in_nof_words   => c_word_sz,  -- = 4
+    g_in_symbol_w    => c_octet_w,
     g_out_dat_w      => c_word_w,  -- = 32
-    g_out_nof_words  => 1
+    g_out_nof_words  => 1,
+    g_out_symbol_w   => c_octet_w
   )
   PORT MAP (
     rst              => st_rst,
@@ -138,10 +152,11 @@ BEGIN
     src_out          => tx_packed_sosi
   );
 
-  u_fifo : ENTITY dp_lib.dp_fifo_fill_eop
+  u_tx_fifo : ENTITY dp_lib.dp_fifo_fill_eop
   GENERIC MAP (
     g_data_w         => c_word_w,
     g_bsn_w          => c_diag_bg_bsn_init_w,  -- = 64 bit
+    g_empty_w        => c_empty_w,
     g_use_bsn        => TRUE,
     g_use_empty      => TRUE,
     g_use_sync       => TRUE,
@@ -237,7 +252,7 @@ BEGIN
     snk_in_arr(0)         => tx_fifo_sosi,
     snk_out_arr(0)        => tx_fifo_siso,
 
-    src_out_arr(0)        => tx_udp_sosi,
+    src_out_arr(0)        => i_tx_udp_sosi,
     src_in_arr(0)         => tx_udp_siso,
 
     hdr_fields_in_arr(0)  => hdr_fields_slv_in,  -- hdr_fields_slv_in_arr(i) is considered valid @ snk_in_arr(i).sop