1 -- `Deep Thought', a softcore CPU implemented on a FPGA
3 -- Copyright (C) 2010 Markus Hofstaetter <markus.manrow@gmx.at>
4 -- Copyright (C) 2010 Martin Perner <e0725782@student.tuwien.ac.at>
5 -- Copyright (C) 2010 Stefan Rebernig <stefan.rebernig@gmail.com>
6 -- Copyright (C) 2010 Manfred Schwarz <e0725898@student.tuwien.ac.at>
7 -- Copyright (C) 2010 Bernhard Urban <lewurm@gmail.com>
9 -- This program is free software: you can redistribute it and/or modify
10 -- it under the terms of the GNU General Public License as published by
11 -- the Free Software Foundation, either version 3 of the License, or
12 -- (at your option) any later version.
14 -- This program is distributed in the hope that it will be useful,
15 -- but WITHOUT ANY WARRANTY; without even the implied warranty of
16 -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 -- GNU General Public License for more details.
19 -- You should have received a copy of the GNU General Public License
20 -- along with this program. If not, see <http://www.gnu.org/licenses/>.
23 use ieee.std_logic_1164.all;
24 use ieee.std_logic_misc.all;
25 use ieee.std_logic_arith.all;
26 use ieee.std_logic_unsigned.all;
28 use UNISIM.vcomponents.all;
32 ADDR_WIDTH : integer range 1 to integer'high
37 waddr, raddr : in std_logic_vector(ADDR_WIDTH-1 downto 0);
39 be : in std_logic_vector (3 downto 0);
43 wdata : in std_logic_vector(31 downto 0);
45 q : out std_logic_vector(31 downto 0)