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-rw-r--r--contrib/xilinx.mk5
1 files changed, 3 insertions, 2 deletions
diff --git a/contrib/xilinx.mk b/contrib/xilinx.mk
index cbf6c88..c3338f2 100644
--- a/contrib/xilinx.mk
+++ b/contrib/xilinx.mk
@@ -39,6 +39,7 @@
#
# NOTE: DO NOT edit this file to change settings; instead edit Makefile
+unconst_timing ?= -u 10
synth_effort ?= high
coregen_work_dir ?= ./coregen-tmp
map_opts ?= -timing -ol $(synth_effort) -detail -pr b -register_duplication -w
@@ -167,11 +168,11 @@ build/$(project).scr: $(optfile) $(mkfiles) ./$(project).opt
cp $@ build/$(project).xst
build/$(project)_post_map.twr: build/$(project).ncd
- @bash -c "$(xil_env); trce -u 10 -e 20 -l 10 $(project).ncd $(project).pcf -o $(project)_post_map.twr $(colorize)"
+ @bash -c "$(xil_env); trce $(unconst_timing) -e 20 -l 10 $(project).ncd $(project).pcf -o $(project)_post_map.twr $(colorize)"
@echo "Read $@ for timing analysis details"
build/$(project)_post_par.twr: build/$(project)_par.ncd
- @bash -c "$(xil_env); trce -u 10 -e 20 -l 10 $(project)_par.ncd $(project).pcf -o $(project)_post_par.twr $(colorize)"
+ @bash -c "$(xil_env); trce $(unconst_timing) -e 20 -l 10 $(project)_par.ncd $(project).pcf -o $(project)_post_par.twr $(colorize)"
@echo "See $@ for timing analysis details"
tb/simulate_isim.prj: $(tbfiles) $(vfiles) $(mkfiles)