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# Requires: GNU make and basic GNU utilities

#           Xilinx ISE

#

# Asbjørn Djupdal 2003, 2008

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# IMPORTANT: ucf-file must be named $(PROJECT_NAME).ucf

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# the following variables must be set according to your project

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ISE_DIR = /opt/Xilinx/11.1/ISE/bin/lin

# select a name for your project (used as basename for most generated files)

PROJECT_NAME = leval2

# list VHDL sourcefiles (separated with spaces) in correct synthesis order

#SOURCE_FILES = package.vhd bidirbus.vhd synchronizer.vhd alu.vhd addr_decoder.vhd cache.vhdl control.vhd inst_mem.vhd preload_dualport_mem.vhd singleport_mem.vhd if.vhd id.vhd ex.vhd mem.vhd whisk.vhd

SOURCE_FILES = pipelineregs.vhd leval2_constants.vhd forward.vhd hazard.vhd rrwmem.vhd rwmem.vhd alu.vhd control.vhd addr_decoder.vhd bidirbus.vhd toplevel.vhd leval2.vhd

# name of top level entity

TOP_LEVEL = toplevel

# target device

DEVICE = XC3S500E-5-pq208

# synthesis (xst) options

SYNTH_OPTS = -opt_mode Speed -opt_level 1 -register_duplication no \

        -hierarchy_separator / -keep_hierarchy yes -uc toplevel.xcf

# options for bitfile generation

BITGEN_OPTS = -g DriveDone:No -g StartUpClk:JTAGCLK \

                -g DONE_cycle:4 -g GTS_cycle:5 -g DonePipe:No \

                -g GWE_cycle:6 -g LCK_cycle:NoWait -g Security:NONE

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# rules, no need to change anything below this line

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# default rule: create both bitfile and files for timing simulation

.PHONY : default

default : $(PROJECT_NAME).bit time_sim.vhd

# create temporary project and script files for XST

$(PROJECT_NAME).xst : $(SOURCE_FILES)

        exec /opt/Xilinx/11.1/ISE/settings32.sh

        echo $(SOURCE_FILES) | xargs -n 1 > $(PROJECT_NAME).prj

        echo -n "run -ifn $(PROJECT_NAME).prj -ofn $(PROJECT_NAME).ngc " > $@

        echo -n "-ofmt NGC -p $(DEVICE) -top $(TOP_LEVEL) -ifmt VHDL " >> $@

        echo "$(SYNTH_OPTS)" >> $@

# synthesis with XST

$(PROJECT_NAME).ngc : $(PROJECT_NAME).xst

        $(ISE_DIR)/xst -ifn $<

# implementation

$(PROJECT_NAME).ncd : $(PROJECT_NAME).ngc

        $(ISE_DIR)/xflow -p $(DEVICE) -implement high_effort.opt $<

# bitfile generation

$(PROJECT_NAME).bit : $(PROJECT_NAME).ncd $(PROJECT_NAME).pcf

        $(ISE_DIR)/bitgen -l -w -m -intstyle xflow $(BITGEN_OPTS) $<

# generate files for timing simulation

time_sim.vhd : $(PROJECT_NAME).ncd $(PROJECT_NAME).pcf

        $(ISE_DIR)/xflow -p $(DEVICE) -tsim modelsim_vhdl.opt $<

.PHONY : clean

clean :

        rm -rf *.opt *.flw *.bgn *.bit *.bld *.drc *.ll *.msk *.ncd *.ngc \

                *.ngd *.pad *.par *.pcf *.prj *.rbt *.twr *.twx *.xpi *_map* \

                *_pad* *_timing* *_xst* *.lst *.nlf *.sdf xflow* xst *.xst \

                *.srp .prj .srp .xst