diff options
Diffstat (limited to 'testsuite/vests/vhdl-93/ashenden/compliant/ch_14_fg_14_12.vhd')
-rw-r--r-- | testsuite/vests/vhdl-93/ashenden/compliant/ch_14_fg_14_12.vhd | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/testsuite/vests/vhdl-93/ashenden/compliant/ch_14_fg_14_12.vhd b/testsuite/vests/vhdl-93/ashenden/compliant/ch_14_fg_14_12.vhd new file mode 100644 index 000000000..3a523bcb5 --- /dev/null +++ b/testsuite/vests/vhdl-93/ashenden/compliant/ch_14_fg_14_12.vhd @@ -0,0 +1,68 @@ + +-- 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_14_fg_14_12.vhd,v 1.2 2001-10-26 16:29:35 paw Exp $ +-- $Revision: 1.2 $ +-- +-- --------------------------------------------------------------------- + +library ieee; use ieee.std_logic_1164.all; + + entity DRAM_4M_by_4 is + port ( a : in std_logic_vector(0 to 10); + d : inout std_logic_vector(0 to 3); + cs, we, ras, cas : in std_logic ); + end entity DRAM_4M_by_4; + + + architecture chip_function of DRAM_4M_by_4 is + begin + d <= (others => 'Z'); + end architecture chip_function; + + +-- code from book + + library chip_lib; use chip_lib.all; + + configuration down_to_chips of memory_board is + + for chip_level + + for bank_array + + for nibble_array + + for a_DRAM : DRAM + use entity DRAM_4M_by_4(chip_function); + end for; + + end for; + + end for; + + -- . . . -- configurations of other component instances + + end for; + + end configuration down_to_chips; + +-- end code from book |