1 |
12 |
stvhawes |
--////////////////////////////////////////////////////////////////////
|
2 |
|
|
--// ////
|
3 |
|
|
--// search_item.vhd ////
|
4 |
|
|
--// ////
|
5 |
|
|
--// This file is part of the open_hitter opencores effort. ////
|
6 |
|
|
--// <http://www.opencores.org/cores/open_hitter/> ////
|
7 |
|
|
--// ////
|
8 |
|
|
--// Module Description: ////
|
9 |
|
|
--// Simulation program (non-synthesizable) ////
|
10 |
|
|
--// Drives auto regression tests via NSEW button actions and ////
|
11 |
|
|
--// NSEW LED reporting ////
|
12 |
|
|
--// target env: ghdl <attrib required> ////
|
13 |
|
|
--// ////
|
14 |
|
|
--// To Do: ////
|
15 |
|
|
--// ////
|
16 |
|
|
--// Author(s): ////
|
17 |
|
|
--// - Stephen Hawes ////
|
18 |
|
|
--// ////
|
19 |
|
|
--////////////////////////////////////////////////////////////////////
|
20 |
|
|
--// ////
|
21 |
|
|
--// Copyright (C) 2015 Stephen Hawes and OPENCORES.ORG ////
|
22 |
|
|
--// ////
|
23 |
|
|
--// This source file may be used and distributed without ////
|
24 |
|
|
--// restriction provided that this copyright statement is not ////
|
25 |
|
|
--// removed from the file and that any derivative work contains ////
|
26 |
|
|
--// the original copyright notice and the associated disclaimer. ////
|
27 |
|
|
--// ////
|
28 |
|
|
--// This source file is free software; you can redistribute it ////
|
29 |
|
|
--// and/or modify it under the terms of the GNU Lesser General ////
|
30 |
|
|
--// Public License as published by the Free Software Foundation; ////
|
31 |
|
|
--// either version 2.1 of the License, or (at your option) any ////
|
32 |
|
|
--// later version. ////
|
33 |
|
|
--// ////
|
34 |
|
|
--// This source is distributed in the hope that it will be ////
|
35 |
|
|
--// useful, but WITHOUT ANY WARRANTY; without even the implied ////
|
36 |
|
|
--// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
|
37 |
|
|
--// PURPOSE. See the GNU Lesser General Public License for more ////
|
38 |
|
|
--// details. ////
|
39 |
|
|
--// ////
|
40 |
|
|
--// You should have received a copy of the GNU Lesser General ////
|
41 |
|
|
--// Public License along with this source; if not, download it ////
|
42 |
|
|
--// from <http://www.opencores.org/lgpl.shtml> ////
|
43 |
|
|
--// ////
|
44 |
|
|
--////////////////////////////////////////////////////////////////////
|
45 |
|
|
--//
|
46 |
|
|
--// \$Id\$ TAKE OUT THE \'s and this comment in order to get this to work
|
47 |
|
|
--//
|
48 |
|
|
--// CVS Revision History
|
49 |
|
|
--//
|
50 |
|
|
--// \$Log\$ TAKE OUT THE \'s and this comment in order to get this to work
|
51 |
|
|
--//
|
52 |
|
|
library ieee;
|
53 |
|
|
use ieee.std_logic_1164.all;
|
54 |
|
|
use ieee.numeric_std.ALL;
|
55 |
|
|
use std.textio.all; -- Imports the standard textio package.
|
56 |
|
|
|
57 |
|
|
entity search_item_wrapper is
|
58 |
|
|
end search_item_wrapper;
|
59 |
|
|
|
60 |
|
|
architecture behaviour of search_item_wrapper is
|
61 |
|
|
component search_item
|
62 |
|
|
port (
|
63 |
|
|
RX_CLK: in std_logic;
|
64 |
|
|
-- control flag(s) on the incoming bus
|
65 |
|
|
b1_px_valid: in std_logic;
|
66 |
|
|
-- pxdata: in price_packet
|
67 |
|
|
b1_px_type: in std_logic_vector(4 downto 0);
|
68 |
|
|
b1_buy_sell: in std_logic_vector(2 downto 0); -- 111 buy, 000 sell
|
69 |
|
|
b1_px: in std_logic_vector(15 downto 0); -- price
|
70 |
|
|
b1_qty: in std_logic_vector(15 downto 0); -- quantity
|
71 |
|
|
b1_sec: in std_logic_vector(55 downto 0); -- 7x 8bits securities identifier
|
72 |
|
|
b1_id: in std_logic_vector(15 downto 0); -- unique/identifier/counter
|
73 |
|
|
-- pxdata: out price_packet
|
74 |
|
|
b2_px_type: out std_logic_vector(4 downto 0);
|
75 |
|
|
b2_buy_sell: out std_logic_vector(2 downto 0); -- 111 buy, 000 sell
|
76 |
|
|
b2_px: out std_logic_vector(15 downto 0); -- price
|
77 |
|
|
b2_qty: out std_logic_vector(15 downto 0); -- quantity
|
78 |
|
|
b2_sec: out std_logic_vector(55 downto 0); -- 7x 8bits securities identifier
|
79 |
|
|
b2_id: out std_logic_vector(15 downto 0) -- unique/identifier/counter
|
80 |
|
|
);
|
81 |
|
|
end component;
|
82 |
|
|
for search_item_0: search_item use entity work.search_item;
|
83 |
|
|
signal RX_CLK: std_logic;
|
84 |
|
|
-- control flag(s) on the incoming bus
|
85 |
|
|
signal b1_px_valid: std_logic;
|
86 |
|
|
-- pxdata: in price_packet
|
87 |
|
|
signal b1_px_type: std_logic_vector(4 downto 0);
|
88 |
|
|
signal b1_buy_sell: std_logic_vector(2 downto 0); -- 111 buy, 000 sell
|
89 |
|
|
signal b1_px: std_logic_vector(15 downto 0); -- price
|
90 |
|
|
signal b1_qty: std_logic_vector(15 downto 0); -- quantity
|
91 |
|
|
signal b1_sec: std_logic_vector(55 downto 0); -- 7x 8bits securities identifier
|
92 |
|
|
signal b1_id: std_logic_vector(15 downto 0); -- unique/identifier/counter
|
93 |
|
|
-- pxdata: out price_packet
|
94 |
|
|
signal b2_px_type: std_logic_vector(4 downto 0);
|
95 |
|
|
signal b2_buy_sell: std_logic_vector(2 downto 0); -- 111 buy, 000 sell
|
96 |
|
|
signal b2_px: std_logic_vector(15 downto 0); -- price
|
97 |
|
|
signal b2_qty: std_logic_vector(15 downto 0); -- quantity
|
98 |
|
|
signal b2_sec: std_logic_vector(55 downto 0); -- 7x 8bits securities identifier
|
99 |
|
|
signal b2_id: std_logic_vector(15 downto 0); -- unique/identifier/counter
|
100 |
|
|
begin
|
101 |
|
|
search_item_0: search_item port map (
|
102 |
|
|
RX_CLK => RX_CLK,
|
103 |
|
|
-- control flag(s) on the incoming bus
|
104 |
|
|
b1_px_valid => b1_px_valid,
|
105 |
|
|
-- pxdata: in price_packet
|
106 |
|
|
b1_px_type => b1_px_type,
|
107 |
|
|
b1_buy_sell => b1_buy_sell,
|
108 |
|
|
b1_px => b1_px,
|
109 |
|
|
b1_qty => b1_qty,
|
110 |
|
|
b1_sec => b1_sec,
|
111 |
|
|
b1_id => b1_id,
|
112 |
|
|
-- pxdata: out price_packet
|
113 |
|
|
b2_px_type => b2_px_type,
|
114 |
|
|
b2_buy_sell => b2_buy_sell,
|
115 |
|
|
b2_px => b2_px,
|
116 |
|
|
b2_qty => b2_qty,
|
117 |
|
|
b2_sec => b2_sec,
|
118 |
|
|
b2_id => b2_id
|
119 |
|
|
);
|
120 |
|
|
process
|
121 |
|
|
variable l : line;
|
122 |
|
|
|
123 |
|
|
type input_pattern_type is record
|
124 |
|
|
-- control flag(s) on the incoming bus
|
125 |
|
|
b1_px_valid: std_logic;
|
126 |
|
|
-- pxdata: in price_packet
|
127 |
|
|
b1_px_type: std_logic_vector(4 downto 0);
|
128 |
|
|
b1_buy_sell: std_logic_vector(2 downto 0); -- 111 buy, 000 sell
|
129 |
|
|
b1_px: std_logic_vector(15 downto 0); -- price
|
130 |
|
|
b1_qty: std_logic_vector(15 downto 0); -- quantity
|
131 |
|
|
b1_sec: std_logic_vector(55 downto 0); -- 7x 8bits securities identifier
|
132 |
|
|
b1_id: std_logic_vector(15 downto 0); -- unique/identifier/counter
|
133 |
|
|
end record;
|
134 |
|
|
type output_pattern_type is record
|
135 |
|
|
-- pxdata: out price_packet
|
136 |
|
|
b2_px_type: std_logic_vector(4 downto 0);
|
137 |
|
|
b2_buy_sell: std_logic_vector(2 downto 0); -- 111 buy, 000 sell
|
138 |
|
|
b2_px: std_logic_vector(15 downto 0); -- price
|
139 |
|
|
b2_qty: std_logic_vector(15 downto 0); -- quantity
|
140 |
|
|
b2_sec: std_logic_vector(55 downto 0); -- 7x 8bits securities identifier
|
141 |
|
|
b2_id: std_logic_vector(15 downto 0); -- unique/identifier/counter
|
142 |
|
|
end record;
|
143 |
|
|
|
144 |
|
|
-- The patterns to apply.
|
145 |
|
|
constant px1: std_logic_vector(15 downto 0) := (others => 'Z');
|
146 |
|
|
constant qty1: std_logic_vector(15 downto 0) := (others => 'Z');
|
147 |
|
|
constant sec1: std_logic_vector(55 downto 0) := (others => 'Z');
|
148 |
|
|
constant id1: std_logic_vector(15 downto 0) := (others => 'Z');
|
149 |
|
|
type input_pattern_array is array (natural range <>) of input_pattern_type;
|
150 |
|
|
-- constant input_patterns : input_pattern_array :=
|
151 |
|
|
-- ( ('0', std_logic_vector'("ZZZZ"), std_logic_vector'("ZZZ"), px1, qty1, sec1, id1),
|
152 |
|
|
-- ('0', std_logic_vector'("ZZZZ"), std_logic_vector'("ZZZ"), px1, qty1, sec1, id1) );
|
153 |
|
|
type output_pattern_array is array (natural range <>) of output_pattern_type;
|
154 |
|
|
-- constant output_patterns : output_pattern_array :=
|
155 |
|
|
-- ( (std_logic_vector'("ZZZZ"), std_logic_vector'("ZZZ"), (others => 'Z'), (others => 'Z'), (others => 'Z'), (others => 'Z')),
|
156 |
|
|
-- (std_logic_vector'("ZZZZ"), std_logic_vector'("ZZZ"), (others => 'Z'), (others => 'Z'), (others => 'Z'), (others => 'Z')) );
|
157 |
|
|
|
158 |
|
|
begin
|
159 |
|
|
write (l, String'("Exercising search_item"));
|
160 |
|
|
writeline (output, l);
|
161 |
|
|
|
162 |
|
|
-- Check each pattern.
|
163 |
|
|
-- for i in patterns'range loop
|
164 |
|
|
-- Set the inputs.
|
165 |
|
|
-- i0 <= patterns(i).i0;
|
166 |
|
|
-- i1 <= patterns(i).i1;
|
167 |
|
|
-- ci <= patterns(i).ci;
|
168 |
|
|
-- Wait for the results.
|
169 |
|
|
-- wait for 1 ns;
|
170 |
|
|
-- Check the outputs.
|
171 |
|
|
-- assert s = patterns(i).s
|
172 |
|
|
-- report "bad sum value" severity error;
|
173 |
|
|
-- assert co = patterns(i).co
|
174 |
|
|
-- report "bad carray out value" severity error;
|
175 |
|
|
-- end loop;
|
176 |
|
|
-- assert false report "end of test" severity note;
|
177 |
|
|
-- Wait forever; this will finish the simulation.
|
178 |
|
|
-- wait;
|
179 |
|
|
|
180 |
|
|
write (l, String'("Done search_item"));
|
181 |
|
|
writeline (output, l);
|
182 |
|
|
|
183 |
|
|
wait;
|
184 |
|
|
end process;
|
185 |
|
|
end behaviour;
|
186 |
|
|
|