diff options
Diffstat (limited to 'testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_17.vhd')
-rw-r--r-- | testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_17.vhd | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_17.vhd b/testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_17.vhd new file mode 100644 index 000000000..061798159 --- /dev/null +++ b/testsuite/vests/vhdl-93/ashenden/compliant/ch_13_fg_13_17.vhd @@ -0,0 +1,88 @@ + +-- 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_13_fg_13_17.vhd,v 1.2 2001-10-26 16:29:35 paw Exp $ +-- $Revision: 1.2 $ +-- +-- --------------------------------------------------------------------- + +-- not in book +entity single_board_computer is +end entity single_board_computer; +-- end not in book + + +architecture structural of single_board_computer is + + -- . . . -- type and signal declarations + + -- not in book + + subtype word is bit_vector(31 downto 0); + signal sys_clk : bit; + signal cpu_a_d, latched_addr : word; + + -- end not in book + + component processor is + port ( clk : in bit; a_d : inout word; -- . . . ); + -- not in book + other_port : in bit := '0' ); + -- end not in book + end component processor; + + component memory is + port ( addr : in bit_vector(25 downto 0); -- . . . ); + -- not in book + other_port : in bit := '0' ); + -- end not in book + end component memory; + + component serial_interface is + port ( clk : in bit; address : in bit_vector(3 downto 0); -- . . . ); + -- not in book + other_port : in bit := '0' ); + -- end not in book + end component serial_interface; + +begin + + cpu : component processor + port map ( clk => sys_clk, a_d => cpu_a_d, -- . . . ); + -- not in book + other_port => open ); + -- end not in book + + main_memory : component memory + port map ( addr => latched_addr(25 downto 0), -- . . . ); + -- not in book + other_port => open ); + -- end not in book + + serial_interface_a : component serial_interface + port map ( clk => sys_clk, address => latched_addr(3 downto 0), -- . . . ); + -- not in book + other_port => open ); + -- end not in book + + -- . . . + +end architecture structural; |