diff options
Diffstat (limited to 'testsuite/vests/vhdl-93/ashenden/compliant/ch_15_crtl.vhd')
-rw-r--r-- | testsuite/vests/vhdl-93/ashenden/compliant/ch_15_crtl.vhd | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-93/ashenden/compliant/ch_15_crtl.vhd b/testsuite/vests/vhdl-93/ashenden/compliant/ch_15_crtl.vhd new file mode 100644 index 000000000..3bb331a04 --- /dev/null +++ b/testsuite/vests/vhdl-93/ashenden/compliant/ch_15_crtl.vhd @@ -0,0 +1,67 @@ + +-- Copyright (C) 1996 Morgan Kaufmann Publishers, Inc + +-- This file is part of VESTs (Vhdl tESTs). + +-- VESTs 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 2 of the License, or (at +-- your option) any later version. + +-- VESTs 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 VESTs; if not, write to the Free Software Foundation, +-- Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + +-- --------------------------------------------------------------------- +-- +-- $Id: ch_15_crtl.vhd,v 1.3 2001-11-03 23:19:37 paw Exp $ +-- $Revision: 1.3 $ +-- +-- --------------------------------------------------------------------- + +library ieee; +use ieee.std_logic_1164.all; + +use work.dlx_types.all, + work.alu_types.all, + work.reg_file_types.all; + +entity controller is + generic ( Tpd_clk_ctrl, Tpd_clk_const : delay_length; + debug : dlx_debug_control := none ); + port ( phi1, phi2 : in std_logic; + reset : in std_logic; + halt : out std_logic; + width : out dlx_mem_width; + write_enable : out std_logic; + mem_enable : out std_logic; + ifetch : out std_logic; + ready : in std_logic; + alu_in_latch_en : out std_logic; + alu_function : out alu_func; + alu_zero, alu_negative, alu_overflow : in std_logic; + reg_s1_addr, reg_s2_addr, reg_dest_addr : out reg_file_addr; + reg_write : out std_logic; + c_latch_en : out std_logic; + a_latch_en, a_out_en : out std_logic; + b_latch_en, b_out_en : out std_logic; + temp_latch_en, temp_out_en1, temp_out_en2 : out std_logic; + iar_latch_en, iar_out_en1, iar_out_en2 : out std_logic; + pc_latch_en, pc_out_en1, pc_out_en2 : out std_logic; + mar_latch_en, mar_out_en1, mar_out_en2 : out std_logic; + mem_addr_mux_sel : out std_logic; + mdr_latch_en, mdr_out_en1, mdr_out_en2, mdr_out_en3 : out std_logic; + mdr_mux_sel : out std_logic; + ir_latch_en : out std_logic; + ir_immed1_size_26, ir_immed2_size_26 : out std_logic; + ir_immed1_unsigned, ir_immed2_unsigned : out std_logic; + ir_immed1_en, ir_immed2_en : out std_logic; + current_instruction : in dlx_word; + mem_addr : std_logic_vector(1 downto 0); + const1, const2 : out dlx_word ); +end entity controller; |