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- # ======================================================================
- # TDES 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
- # ======================================================================
-
-
- DES_SRC_FILES := ../../../des/rtl/vhdl/des_pkg.vhd ../../../des/rtl/vhdl/des.vhd
- TDES_SRC_FILES := ../../rtl/vhdl/tdes.vhd
- SRC_FILES := $(DES_SRC_FILES) $(TDES_SRC_FILES)
- VHD_STD := 08
-
-
- .PHONY: all
- all : tdes_synth.vhd syn
-
- .PHONY: syn
- syn: tdes.json
-
-
- tdes.o: $(SRC_FILES)
- ghdl -a --std=$(VHD_STD) $(SRC_FILES)
-
- tdes_synth.vhd: $(SRC_FILES)
- ghdl --synth --std=$(VHD_STD) $(SRC_FILES) -e tdes > $@
-
- tdes.json: tdes.o
- yosys -m ghdl -p 'ghdl --std=08 --no-formal tdes; synth_ice40 -json $@'
-
-
- clean :
- echo "# Cleaning files"
- rm -f *.o work*.cf tdes.json tdes_synth.vhd
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