You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
45 lines
1.5 KiB
45 lines
1.5 KiB
# ======================================================================
|
|
# DES encryption/decryption
|
|
# algorithm according to FIPS 46-3 specification
|
|
# Copyright (C) 2020 Torsten Meissner
|
|
#-----------------------------------------------------------------------
|
|
# This program 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.
|
|
|
|
# This program 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 this program; if not, write to the Free Software
|
|
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
# ======================================================================
|
|
|
|
|
|
SRC_FILES := ../../rtl/vhdl/des_pkg.vhd ../../rtl/vhdl/des.vhd
|
|
VHD_STD := 08
|
|
|
|
|
|
.PHONY: all
|
|
all: des_synth.vhd syn
|
|
|
|
.PHONY: syn
|
|
syn: des.json
|
|
|
|
|
|
des.o: $(SRC_FILES)
|
|
ghdl -a --std=$(VHD_STD) $(SRC_FILES)
|
|
|
|
des_synth.vhd: $(SRC_FILES)
|
|
ghdl --synth --std=$(VHD_STD) $(SRC_FILES) -e des > $@
|
|
|
|
des.json: des.o
|
|
yosys -m ghdl -p 'ghdl --std=08 --no-formal des; synth_ice40 -json $@'
|
|
|
|
|
|
clean :
|
|
echo "# Cleaning files"
|
|
rm -f *.o work*.cf des.json des_synth.vhd
|