1 files changed, 137 insertions, 0 deletions
diff --git a/lab4/build/xilinx-par.mk b/lab4/build/xilinx-par.mk
new file mode 100644
index 0000000..f178422
--- /dev/null
+++ b/lab4/build/xilinx-par.mk
@@ -0,0 +1,137 @@
+# FIXME - rule to create ngd file from edf file as well...
+
+dump_backendsettings:
+	@echo
+	@echo "   *** Important settings for the Xilinx Backend module ***"
+	@echo
+	@echo "   Synthesis top module: $$(basename $$(echo $(firstword $(S)) | sed 's/\..*$$//'))"
+	@echo "   FPGA part (PART): $(PART)"
+	@echo "   Constraints file: $(U)"
+	@echo
+
+
+# This is the default rule for NGDBuild when we are not trying to override our TIMESPEC
+$(PROJNAME)-synthdir/layoutdefault/%.ngd: $(PROJNAME)-synthdir/synth/design.ngc $(U) 
+	@echo
+	@echo '*** Producing NGD file ***'
+	@echo
+	rm -rf $(@D)/_ngo
+	mkdir -p $(@D)/_ngo
+# Running ngdbuild without any UCF file
+	if [ "$(U)" == "" ]; then \
+		cd $(@D); $(XILINX_INIT) ngdbuild -sd . -dd _ngo -nt timestamp -p $(PART) ../synth/design.ngc  design.ngd;\
+	else \
+		cd $(@D); $(XILINX_INIT) ngdbuild -sd . -dd _ngo -nt timestamp -p $(PART) -uc $(call fixpath2,$(U)) ../synth/design.ngc  design.ngd;\
+	fi
+
+
+# This is the default rule for NGDBuild when we are not trying to override our TIMESPEC
+$(PROJNAME)-synthdir/layoutdefault/%.ngd: $(PROJNAME)-synthdir/synth/design.edf $(U)
+	@echo
+	@echo '*** Producing NGD file ***'
+	@echo
+	rm -rf $(@D)/_ngo
+	mkdir -p $(@D)/_ngo
+# Running ngdbuild without any UCF file
+	if [ "$(U)" == "" ]; then \
+		cd $(@D); $(XILINX_INIT) ngdbuild -sd . -dd _ngo -nt timestamp -p $(PART) ../synth/design.edf  design.ngd;\
+	else \
+		cd $(@D); $(XILINX_INIT) ngdbuild -sd . -dd _ngo -nt timestamp -p $(PART) -uc $(call fixpath2,$(U)) ../synth/design.edf  design.ngd;\
+	fi
+
+
+# This is the rule for NGDBuild when we are trying to override the TIMESPEC when using a project.fmax rule
+$(PROJNAME)-synthdir/layout%/design.ngd: $(PROJNAME)-synthdir/synth/design.ngc $(U)
+	@echo
+	@echo '*** Producing NGD file ***'
+	@echo
+	rm -rf $(@D)/_ngo
+	mkdir -p $(@D)/_ngo
+	@if [ "$(U)" == "" ]; then \
+            echo 'Cannot synthesize to a specific MHz without a UCF file'; false; \
+        fi
+
+# At this point we try to override the default time constraint!
+	@if ! [ $$(grep -i TIMESPEC $(U) | wc -l) -eq 1 ]; then echo The script can only handle one timespec for now.;false;fi
+	@if ! egrep -q '^TIMESPEC ".*" *= *PERIOD *".*" *[0-9\.]+ *ns *HIGH *50 *% *;' $(U);then\
+            echo 'TIMESPEC line in UCF must be in the following format: TIMESPEC "name" = PERIOD 4.5 ns HIGH 50%;';\
+	    false;\
+        fi
+	sed 's/^\(TIMESPEC *".*" *= *PERIOD *".*"\) *[0-9\.]\+ *ns *HIGH  *50 *%; *$$/\1 $* HIGH 50%;/' < $(U) > $(@D)/design.ucf
+	@echo "*** UCF file setup for timespec $* ***"
+	cd $(@D); $(XILINX_INIT) ngdbuild -sd . -dd _ngo -nt timestamp -p $(PART) -uc design.ucf  ../synth/design.ngc  design.ngd
+
+
+
+# Map a design into the FPGA components
+$(PROJNAME)-synthdir/layout%/design_map.ncd $(PROJNAME)-synthdir/layout%/design.pcf: $(PROJNAME)-synthdir/layout%/design.ngd
+	@echo
+	@echo '*** Mapping design ***'
+	@echo
+	cd $(@D);$(XILINX_INIT) map -detail -u -p  $(PART) -pr b -c 100 -o design_map.ncd design.ngd design.pcf
+
+# Rule for placing and routing a design
+$(PROJNAME)-synthdir/layout%/design.ncd: $(PROJNAME)-synthdir/layout%/design_map.ncd $(PROJNAME)-synthdir/layout%/design.pcf
+	@echo
+	@echo '*** Routing design ***'
+	@echo
+	cd $(@D); $(XILINX_INIT) par -nopad -w  -ol high design_map.ncd design.ncd design.pcf 
+
+$(PROJNAME)-synthdir/layoutdefault/design_postpar.vhd: $(PROJNAME)-synthdir/layoutdefault/design.ncd
+	@echo
+	@echo '*** Creating post place and route netlist $* ***'
+	@echo
+	$(XILINX_INIT) netgen -w -ofmt vhdl $(@D)/design.ncd $@
+
+
+
+$(PROJNAME)-synthdir/layout%/design.twr: $(PROJNAME)-synthdir/layout%/design.ncd
+	@echo
+	@echo '*** Running static timing analysis ***'
+	@echo
+	cd $(@D); $(XILINX_INIT) trce -v 1000 design.ncd design.pcf
+
+$(PROJNAME)-synthdir/layoutdefault/design.xdl: work $(PROJNAME)-synthdir/layoutdefault/design.ncd
+	@echo
+	@echo '*** Creating XDL netlist ***'
+	@echo
+	cd $(@D); $(XILINX_INIT) xdl -w -ncd2xdl design.ncd
+
+
+$(PROJNAME)-synthdir/layoutdefault/design.bit: $(PROJNAME)-synthdir/layoutdefault/design.ncd
+	cd $(@D); $(XILINX_INIT) bitgen -w design.ncd
+
+
+# Duplicate the layout dependencies a couple of time with different
+# timespecs to enable parallel make to investigate several different
+# timing specs simultaneously on multi processor machines.
+#
+# Warning: You may have a limited amount of licenses for ISE!
+expandtimespec = $(shell echo 'scale=5;for(i=0;i<25;i+=1){$(1)-i*0.1;print " "}'|bc)
+$(PROJNAME)-synthdir/fmax.rpt: $(foreach i,$(call expandtimespec,$(TIMESPEC)),$(PROJNAME)-synthdir/layout$(i)/design.twr)
+	@echo 
+	@echo '*** Maximum frequencies follow ***'
+	@echo 
+	grep MHz $(PROJNAME)-synthdir/layout*/design.twr
+
+
+# The rules below are the only rules that are expected to actually be
+# called by a normal user of this makefile.
+
+%.bitgen: dump_backendsettings
+	$(NICE) $(MAKE) -f Makefile $*-synthdir/layoutdefault/design.bit PROJNAME="$*" S="$(S)" U="$(U)" XST_OPT="$(XST_OPT)" PART="$(PART)" INCDIRS="$(INCDIRS)"
+
+%.fmax: dump_backendsettings
+	$(NICE) $(MAKE) -f Makefile $*-synthdir/fmax.rpt  PROJNAME="$*" S="$(S)" U="$(U)" XST_OPT="$(XST_OPT)" PART="$(PART)" TIMESPEC=$(TIMESPEC) INCDIRS="$(INCDIRS)"
+
+
+
+%.route: dump_backendsettings
+	$(NICE) $(MAKE) -f Makefile $*-synthdir/layoutdefault/design.ncd  PROJNAME="$*" S="$(S)" U="$(U)" XST_OPT="$(XST_OPT)" PART="$(PART)" INCDIRS="$(INCDIRS)"
+
+%.timing: dump_backendsettings
+	$(NICE) $(MAKE) -f Makefile $*-synthdir/layoutdefault/design.twr PROJNAME="$*" S="$(S)" U="$(U)" XST_OPT="$(XST_OPT)" PART="$(PART)" INCDIRS="$(INCDIRS)"
+
+%.xdl: dump_backendsettings
+	$(NICE) $(MAKE) -f Makefile $*-synthdir/layoutdefault/design.xdl PROJNAME="$*" S="$(S)" U="$(U)" XST_OPT="$(XST_OPT)" PART="$(PART)" T="$(T)" INCDIRS="$(INCDIRS)"
+