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-- ====================================================================== |
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-- AES encryption/decryption testbench |
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-- tests according to NIST special publication |
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-- Copyright (C) 2011 Torsten Meissner |
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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 2 of the License, or |
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-- (at your option) any later version. |
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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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-- You should have received a copy of the GNU General Public License |
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-- along with this program; if not, write to the Free Software |
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-- Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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-- ====================================================================== |
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-- Revision 0.1 2011/10/22 |
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-- Initial release |
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library ieee; |
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use ieee.std_logic_1164.all; |
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use ieee.numeric_std.all; |
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entity tb_aes is |
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end entity tb_aes; |
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architecture rtl of tb_aes is |
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signal s_reset : std_logic := '0'; |
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signal s_clk : std_logic := '0'; |
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signal s_mode : std_logic := '0'; |
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signal s_key : std_logic_vector(0 to 127) := (others => '0'); |
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signal s_datain : std_logic_vector(0 to 127) := (others => '0'); |
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signal s_validin : std_logic := '0'; |
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signal s_dataout : std_logic_vector(0 to 127); |
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signal s_validout : std_logic; |
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component aes is |
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generic ( |
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ovl_enable : boolean |
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); |
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port ( |
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reset_i : in std_logic; |
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clk_i : in std_logic; |
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mode_i : in std_logic; |
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key_i : in std_logic_vector(0 TO 127); |
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data_i : in std_logic_vector(0 TO 127); |
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valid_i : in std_logic; |
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data_o : out std_logic_vector(0 TO 127); |
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valid_o : out std_logic |
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); |
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end component aes; |
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begin |
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s_clk <= not(s_clk) after 10 ns; |
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s_reset <= '1' after 100 ns; |
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i_aes : aes |
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generic map ( |
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ovl_enable => true |
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) |
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port map ( |
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reset_i => s_reset, |
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clk_i => s_clk, |
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mode_i => s_mode, |
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key_i => s_key, |
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data_i => s_datain, |
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valid_i => s_validin, |
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data_o => s_dataout, |
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valid_o => s_validout |
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); |
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end architecture rtl; |