Add c_sdp_cep_nof_beamlets_per_packet.

applications/lofar2/libraries/sdp/src/vhdl/sdp_pkg.vhd

@@ -408,17 +408,19 @@ package sdp_pkg is
 
   constant c_sdp_cep_nof_blocks_per_packet     : natural := 4;  -- number of time blocks of beamlets per output packet
   constant c_sdp_cep_nof_beamlets_per_block    : natural := c_sdp_S_sub_bf;  -- number of dual pol beamlets (c_sdp_N_pol_bf = 2)
+  constant c_sdp_cep_nof_beamlets_per_packet   : natural := c_sdp_cep_nof_blocks_per_packet * c_sdp_cep_nof_beamlets_per_block;
   constant c_sdp_cep_nof_beamlets_per_longword : natural := 2;  -- 2 dual pol, complex, 8bit beamlets fit in 1 64bit longword
-  constant c_sdp_cep_payload_nof_longwords     : natural := c_sdp_cep_nof_blocks_per_packet * c_sdp_cep_nof_beamlets_per_block / c_sdp_cep_nof_beamlets_per_longword;  -- = 976
+  constant c_sdp_cep_payload_nof_longwords     : natural := c_sdp_cep_nof_beamlets_per_packet / c_sdp_cep_nof_beamlets_per_longword;  -- = 976
   constant c_sdp_cep_packet_nof_longwords      : natural := ceil_div(c_sdp_cep_header_len, c_longword_sz) + c_sdp_cep_payload_nof_longwords;  -- without tail CRC, the CRC is applied by 10GbE MAC
 
-  constant c_sdp_cep_nof_hdr_fields : natural := 3 + 12 + 4 + 4 + 9 + 6 + 1;  -- c_sdp_cep_header_len / c_longword_sz = 74 / 8 = 9.25 64b words = 592b
+  constant c_sdp_cep_nof_hdr_fields : natural := 3 + 12 + 4 + 4 + 9 + 6 + 1;  -- = 39 fields
+  -- c_sdp_cep_header_len / c_longword_sz = 74 / 8 = 9.25 64b words = 592b
   -- hdr_field_sel bit selects where the hdr_field value is set:
   -- . 0 = data path controlled, value is set in sdp_beamformer_output.vhd, so field_default() is not used.
   -- . 1 = MM controlled, value is set via MM or by the field_default(), so any data path setting in
   --       sdp_beamformer_output.vhd is not used.
   -- Remarks: see remarks at c_sdp_stat_nof_hdr_fields.
-  --                                                                                            eth   ip             udp    app
+  --                                                                                             eth     ip               udp      app
   constant c_sdp_cep_hdr_field_sel  : std_logic_vector(c_sdp_cep_nof_hdr_fields - 1 downto 0) := "111" & "111111111011" & "1110" & "1100" & "100000010" & "100110" & "0";  -- current
 --CONSTANT c_sdp_cep_hdr_field_sel  : STD_LOGIC_VECTOR(c_sdp_cep_nof_hdr_fields-1 DOWNTO 0) := "101"&"111111111001"&"0111"&"1100"&"100000010"&"000110"&"0";  -- previous 27 sep 2022
 --CONSTANT c_sdp_cep_hdr_field_sel  : STD_LOGIC_VECTOR(c_sdp_cep_nof_hdr_fields-1 DOWNTO 0) := "100"&"000000010001"&"0100"&"0100"&"100000000"&"101000"&"0";  -- initial