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1 2 danv 
-------------------------------------------------------------------------------
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--
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-- Copyright (C) 2015
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-- ASTRON (Netherlands Institute for Radio Astronomy) <http://www.astron.nl/>
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-- JIVE (Joint Institute for VLBI in Europe) <http://www.jive.nl/>
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-- P.O.Box 2, 7990 AA Dwingeloo, The Netherlands
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--
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-- This program is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation, either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This program is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program.  If not, see <http://www.gnu.org/licenses/>.
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--
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-------------------------------------------------------------------------------
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23 
LIBRARY IEEE, common_pkg_lib, dp_pkg_lib;
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USE IEEE.std_logic_1164.ALL;
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USE common_pkg_lib.common_pkg.ALL;
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USE dp_pkg_lib.tb_dp_pkg.ALL;
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-- Purpose: Verify multiple variations of tb_dp_repack_data
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-- Description:
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-- Usage:
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-- > as 6
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-- > run -all
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ENTITY tb_tb_dp_repack_data IS
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END tb_tb_dp_repack_data;
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ARCHITECTURE tb OF tb_tb_dp_repack_data IS
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40 
  CONSTANT c_nof_repeat  : NATURAL := 5;
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  CONSTANT c_flow        : t_dp_flow_control_enum_arr := c_dp_flow_control_enum_arr;
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  CONSTANT c_bool        : t_nat_boolean_arr := c_nat_boolean_arr;
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45 
  SIGNAL tb_end : STD_LOGIC := '0';  -- declare tb_end to avoid 'No objects found' error on 'when -label tb_end'
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47 
BEGIN
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  -- -- general
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  -- g_flow_control_stimuli   : t_dp_flow_control_enum := e_active;  -- always e_active, e_random or e_pulse flow control
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  -- g_flow_control_verify    : t_dp_flow_control_enum := e_active;  -- always e_active, e_random or e_pulse flow control
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  -- -- specific
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  -- g_in_dat_w               : NATURAL := 5;
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  -- g_in_nof_words           : NATURAL := 2;
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  -- g_pack_dat_w             : NATURAL := 16;
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  -- g_pack_nof_words         : NATURAL := 1;
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  -- g_in_bypass              : BOOLEAN := FALSE;  -- can use TRUE when g_in_nof_words=1  or g_in_nof_words=g_out_nof_words
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  -- g_pack_bypass            : BOOLEAN := FALSE;  -- can use TRUE when g_out_nof_words=1 or g_in_nof_words=g_out_nof_words
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  -- g_in_symbol_w            : NATURAL := 1;      -- default 1 for snk_in.empty  in nof bits, else use power of 2
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  -- g_pack_symbol_w          : NATURAL := 1;      -- default 1 for src_out.empty in nof bits, else use power of 2
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  -- g_nof_repeat             : NATURAL := 10;
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  -- g_pkt_len                : NATURAL := 11;     -- if not a multiple of g_in_nof_words then the input stage flush creates gap between blocks
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  -- g_pkt_gap                : NATURAL := 0
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65 
  g_flow_control_stimuli : FOR I IN 0 TO 2 GENERATE    -- 0 = e_active, 1 = e_random, 2 = e_pulse
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    g_flow_control_verify : FOR J IN 0 TO 2 GENERATE    -- 0 = e_active, 1 = e_random, 2 = e_pulse
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68 
      -------------------------------------------------------------------------
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      -- Tests that can use bypass
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      -- . g_in_nof_words = 1
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      -- . g_out_nof_words = 1
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      -- . g_in_nof_words = g_in_nof_words >= 1
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      -------------------------------------------------------------------------
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75 
      gen_bool_bypass : FOR K IN 0 TO 1 GENERATE
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        gen_bool_bypass : FOR L IN 0 TO 1 GENERATE
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          -- no repack, g_in_nof_words = g_out_nof_words = 1
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          u_16_1_16_1_len_10_gap_0   : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 16, 1, 16, 1, c_bool(K), c_bool(L), 1, 1, c_nof_repeat, 10, 0);  -- g_pkt_len > g_in_nof_words
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          u_16_1_16_1_len_3_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 16, 1, 16, 1, c_bool(K), c_bool(L), 1, 1, c_nof_repeat,  3, 0);  -- g_pkt_len > g_in_nof_words, odd
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          u_16_1_16_1_len_2_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 16, 1, 16, 1, c_bool(K), c_bool(L), 1, 1, c_nof_repeat,  2, 0);  -- g_pkt_len > g_in_nof_words, even
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          u_16_1_16_1_len_1_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 16, 1, 16, 1, c_bool(K), c_bool(L), 1, 1, c_nof_repeat,  1, 0);  -- g_pkt_len = g_in_nof_words
82 
 
83 
          u_16_1_16_1_len_1_gap_1    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 16, 1, 16, 1, c_bool(K), c_bool(L), 1, 1, c_nof_repeat,  1, 1);  -- g_pkt_gap > 0
84 
        END GENERATE;
85 
 
86 
        -- no repack, g_in_nof_words = g_out_nof_words > 1
87 
        u_16_3_16_3_len_10_gap_0   : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  16, 3, 16, 3, c_bool(K), c_bool(K), 1, 1, c_nof_repeat, 10,  0);
88 
 
89 
        -- g_in_nof_words > g_pack_nof_words can use always active stimuli except when g_pkt_len MOD g_in_nof_words /= 0, because then the input stage needs to flush
90 
        u_8_4_32_1_len_1_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  8, 4, 32, 1, FALSE, c_bool(K), 1, 1, c_nof_repeat,  1,  0);  -- g_pkt_len < g_in_nof_words
91 
        u_8_4_32_1_len_2_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  8, 4, 32, 1, FALSE, c_bool(K), 1, 1, c_nof_repeat,  2,  0);  -- g_pkt_len = g_in_nof_words
92 
        u_8_4_32_1_len_3_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  8, 4, 32, 1, FALSE, c_bool(K), 1, 1, c_nof_repeat,  3,  0);  -- g_pkt_len > g_in_nof_words, MOD /= 0
93 
        u_8_4_32_1_len_10_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  8, 4, 32, 1, FALSE, c_bool(K), 1, 1, c_nof_repeat, 10,  0);  -- g_pkt_len > g_in_nof_words, MOD /= 0
94 
        u_8_4_32_1_len_11_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  8, 4, 32, 1, FALSE, c_bool(K), 1, 1, c_nof_repeat, 11,  0);  -- g_pkt_len > g_in_nof_words, MOD /= 0
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        u_8_4_32_1_len_12_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  8, 4, 32, 1, FALSE, c_bool(K), 1, 1, c_nof_repeat, 12,  0);  -- g_pkt_len > g_in_nof_words, MOD = 0
96 
 
97 
        u_8_4_32_1_len_12_gap_2    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  8, 4, 32, 1, FALSE, c_bool(K), 1, 1, c_nof_repeat, 12,  2);  -- g_pkt_gap > 0
98 
 
99 
        -- g_in_nof_words < g_pack_nof_words will apply backpressure, because the output stage needs to output more
100 
        u_32_1_8_4_len_1_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 32, 1, 8, 4, c_bool(K), FALSE, 1, 1, c_nof_repeat,  1,  0);  -- g_pkt_len = g_in_nof_words
101 
        u_32_1_8_4_len_2_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 32, 1, 8, 4, c_bool(K), FALSE, 1, 1, c_nof_repeat,  2,  0);  -- g_pkt_len > g_in_nof_words
102 
        u_32_1_8_4_len_3_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 32, 1, 8, 4, c_bool(K), FALSE, 1, 1, c_nof_repeat,  3,  0);  -- g_pkt_len > g_in_nof_words
103 
        u_32_1_8_4_len_10_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 32, 1, 8, 4, c_bool(K), FALSE, 1, 1, c_nof_repeat, 10,  0);  -- g_pkt_len > g_in_nof_words
104 
 
105 
        u_32_1_8_4_len_11_gap_1    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 32, 1, 8, 4, c_bool(K), FALSE, 1, 1, c_nof_repeat, 11,  1);  -- g_pkt_gap > 0
106 
 
107 
        -- g_in_dat_w MOD 8 /= 0, g_in_nof_words=1
108 
        u_14_1_8_2_len_10_gap_0   : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 14, 1, 8, 2, c_bool(K), FALSE, 1, 1, c_nof_repeat, 10,  0);  -- repack with subsection padding, even multiple of g_in_nof_words
109 
        u_14_1_8_2_len_11_gap_0   : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 14, 1, 8, 2, c_bool(K), FALSE, 1, 1, c_nof_repeat, 11,  0);  -- repack with subsection padding, odd multiple of g_in_nof_words
110 
 
111 
        -- g_in_dat_w MOD 8 /= 0, g_out_nof_words=1
112 
        u_5_2_16_1_len_10_gap_0  : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 5, 2, 16, 1, FALSE, c_bool(K), 1, 1, c_nof_repeat, 10,  0);  -- repack with subsection padding, integer multiple of g_in_nof_words
113 
        u_5_2_16_1_len_11_gap_0  : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 5, 2, 16, 1, FALSE, c_bool(K), 1, 1, c_nof_repeat, 11,  0);  -- repack with subsection padding, fractional multiple of g_in_nof_words
114 
 
115 
        -- g_in_nof_words=1, g_pack_nof_words>1
116 
        u_8_1_4_2_len_10_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),   8, 1,  4,  2, c_bool(K), FALSE, 1, 1, c_nof_repeat, 10,  0);
117 
        u_512_1_32_16_len_1_gap_20 : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 512, 1, 32, 16, c_bool(K), FALSE, 1, 1, c_nof_repeat,  1, 20);  -- pack a larger header slv into g_pack_dat_w words
118 
 
119 
        -- serialize to and deserialize from g_pack_dat_w=1 bit
120 
        u_8_1_1_8_len_10_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  8, 1, 1,  8, c_bool(K), FALSE, 1, 1, c_nof_repeat, 10,  0);  -- g_pack_dat_w=1
121 
        u_32_1_1_32_len_10_gap_7   : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 32, 1, 1, 32, c_bool(K), FALSE, 1, 1, c_nof_repeat, 10,  7);  -- g_pack_dat_w=1
122 
 
123 
        -- g_in_symbol_w /= 1, g_out_symbol_w /= 1
124 
        u_20_1_8_3_symbol_1_4_len_10_gap_0  : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 20, 1, 8, 3, c_bool(K), FALSE, 1, 4, c_nof_repeat, 10, 0);  -- no repack
125 
        u_20_1_8_3_symbol_4_1_len_10_gap_0  : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 20, 1, 8, 3, c_bool(K), FALSE, 4, 1, c_nof_repeat, 10, 0);  -- no repack
126 
        u_20_1_8_3_symbol_4_4_len_10_gap_0  : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 20, 1, 8, 3, c_bool(K), FALSE, 4, 4, c_nof_repeat, 10, 0);  -- no repack
127 
 
128 
        -- pack ETH/IP/UDP header, g_in_symbol_w = 8, g_out_symbol_w = 8
129 
        u_336_1_32_11_symbol_8_8_len_1_gap_0  : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 336, 1, 32, 11, c_bool(K), FALSE, 8, 8, c_nof_repeat, 1, 0);  --pack to 32 bit --> empty = 2
130 
        u_336_1_64_6_symbol_8_8_len_1_gap_0   : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J), 336, 1, 64,  6, c_bool(K), FALSE, 8, 8, c_nof_repeat, 1, 0);  --pack to 64 bit --> empty = 6
131 
      END GENERATE;
132 
 
133 
      -------------------------------------------------------------------------
134 
      -- Tests that cannot use bypass
135 
      -------------------------------------------------------------------------
136 
 
137 
      -- g_in_nof_words > 1 and g_pack_nof_words > 1
138 
      u_24_2_16_3_len_1_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  24, 2, 16, 3, FALSE, FALSE, 1, 1, c_nof_repeat,  1, 0);  -- g_pkt_len < g_in_nof_words
139 
      u_24_2_16_3_len_2_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  24, 2, 16, 3, FALSE, FALSE, 1, 1, c_nof_repeat,  2, 0);  -- g_pkt_len = g_in_nof_words
140 
      u_24_2_16_3_len_3_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  24, 2, 16, 3, FALSE, FALSE, 1, 1, c_nof_repeat,  3, 0);  -- g_pkt_len = fractional multiple of g_in_nof_words
141 
      u_24_2_16_3_len_10_gap_0   : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  24, 2, 16, 3, FALSE, FALSE, 1, 1, c_nof_repeat, 10, 0);  -- g_pkt_len = integer multiple of g_in_nof_words
142 
      u_24_2_16_3_len_11_gap_0   : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  24, 2, 16, 3, FALSE, FALSE, 1, 1, c_nof_repeat, 11, 0);  -- g_pkt_len = fractional multiple of g_in_nof_words
143 
 
144 
      u_24_2_16_3_len_11_gap_3   : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  24, 2, 16, 3, FALSE, FALSE, 1, 1, c_nof_repeat, 11, 3);  -- g_pkt_gap > 0
145 
 
146 
      -- g_in_dat_w MOD 8 /= 0
147 
      u_6_5_10_3_len_1_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),   6, 5, 10, 3, FALSE, FALSE, 1, 1, c_nof_repeat,  1, 0);  -- g_pkt_len < g_in_nof_words
148 
      u_6_5_10_3_len_2_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),   6, 5, 10, 3, FALSE, FALSE, 1, 1, c_nof_repeat,  2, 0);  -- g_pkt_len < g_in_nof_words
149 
      u_6_5_10_3_len_3_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),   6, 5, 10, 3, FALSE, FALSE, 1, 1, c_nof_repeat,  3, 0);  -- g_pkt_len < g_in_nof_words
150 
      u_6_5_10_3_len_4_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),   6, 5, 10, 3, FALSE, FALSE, 1, 1, c_nof_repeat,  4, 0);  -- g_pkt_len < g_in_nof_words
151 
      u_6_5_10_3_len_5_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),   6, 5, 10, 3, FALSE, FALSE, 1, 1, c_nof_repeat,  5, 0);  -- g_pkt_len = g_in_nof_words
152 
      u_6_5_10_3_len_10_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),   6, 5, 10, 3, FALSE, FALSE, 1, 1, c_nof_repeat, 10, 0);  -- g_pkt_len = integer multiple of g_in_nof_words
153 
      u_6_5_10_3_len_11_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),   6, 5, 10, 3, FALSE, FALSE, 1, 1, c_nof_repeat, 11, 0);  -- g_pkt_len = fractional multiple of g_in_nof_words
154 
 
155 
      u_6_5_10_3_len_21_gap_3    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),   6, 5, 10, 3, FALSE, FALSE, 1, 1, c_nof_repeat, 21, 3);  -- g_pkt_gap > 0
156 
 
157 
      -- subsection padding, g_in_dat_w * g_in_nof_words < g_pack_dat_w * g_pack_nof_words
158 
      u_18_2_8_5_len_1_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  18, 2,  8, 5, FALSE, FALSE, 1, 1, c_nof_repeat,  1, 0);  -- g_pkt_len < g_in_nof_words
159 
      u_18_2_8_5_len_2_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  18, 2,  8, 5, FALSE, FALSE, 1, 1, c_nof_repeat,  2, 0);  -- g_pkt_len = g_in_nof_words
160 
      u_18_2_8_5_len_3_gap_0     : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  18, 2,  8, 5, FALSE, FALSE, 1, 1, c_nof_repeat,  3, 0);  -- g_pkt_len = fractional multiple of g_in_nof_words
161 
      u_18_2_8_5_len_10_gap_0    : ENTITY work.tb_dp_repack_data GENERIC MAP (c_flow(I), c_flow(J),  18, 2,  8, 5, FALSE, FALSE, 1, 1, c_nof_repeat, 10, 0);  -- g_pkt_len = integer multiple of g_in_nof_words
162 
 
163 
    END GENERATE;
164 
  END GENERATE;
165 
 
166 
END tb;

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