Initial commti

libraries/dsp/fringe_stop/tb/vhdl/tb_tb_fringe_stop_unit.vhd

+
+-------------------------------------------------------------------------------
+--
+-- Copyright (C) 2012
+-- ASTRON (Netherlands Institute for Radio Astronomy) <http://www.astron.nl/>
+-- P.O.Box 2, 7990 AA Dwingeloo, The Netherlands
+--
+-- This program is free software: you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation, either version 3 of the License, or
+-- (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with this program.  If not, see <http://www.gnu.org/licenses/>.
+--
+-------------------------------------------------------------------------------
+--
+-- Purpose:  Testbench for the fringe_stop_unit. 
+--
+--
+-- Usage
+--   > as 8
+--   > run -all 
+--   > Testbench is self-checking
+--   > Evalute the WAVE window. 
+
+LIBRARY IEEE, common_lib, technology_lib, mm_lib, diag_lib, dp_lib;
+USE IEEE.std_logic_1164.ALL;
+USE IEEE.numeric_std.ALL;
+USE common_lib.common_pkg.ALL;
+USE common_lib.common_mem_pkg.ALL;
+USE common_lib.common_str_pkg.ALL;
+USE common_lib.tb_common_pkg.ALL;
+USE common_lib.tb_common_mem_pkg.ALL;
+USE technology_lib.technology_select_pkg.ALL;
+USE mm_lib.mm_file_unb_pkg.ALL;
+USE mm_lib.mm_file_pkg.ALL;
+USE dp_lib.dp_stream_pkg.ALL; 
+USE diag_lib.diag_pkg.ALL;    
+USE work.fringe_stop_pkg.ALL;
+
+
+ENTITY tb_tb_fringe_stop_unit IS 
+END tb_tb_fringe_stop_unit;
+
+ARCHITECTURE tb OF tb_tb_fringe_stop_unit IS
+  SIGNAL tb_end : STD_LOGIC := '0';  -- declare tb_end to avoid 'No objects found' error on 'when -label tb_end'
+BEGIN
+
+-- Usage
+--   > as 8
+--   > run -all 
+--   > Testbenches are self-checking
+
+--    g_sim_type             : NATURAL  := 0;   -- 0 = Increment, 1 = Increment over the maximum, 2 = Decrease, 3 = Decrease over the minimum
+--    g_in_dat_w             : POSITIVE := 8;   -- Width of the incoming data.                                    
+--    g_fs_offset_w          : POSITIVE := 10;  -- Width of the offset of the linear coefficient  
+--    g_accu_w               : POSITIVE := 31;  -- Width of the accumulation register
+--    g_fs_step_w            : POSITIVE := 17;  -- Width of the step of the linear coefficient
+--    g_nof_channels         : POSITIVE := 4;   -- Number of serial channels for which the fringe stopping must be applied uniquely
+--    g_phasor_w             : POSITIVE := 9    -- Width of the phasor values in the lookup table
+--
+
+  gen_sim_types : FOR I IN 0 TO 3 GENERATE
+    sim  : ENTITY work.tb_fringe_stop_unit GENERIC MAP (I, 8, 10, 31, 17, 4, 9);
+  END GENERATE;
+
+END tb;
+
+
+