add -cm area to synthesis flags

diff --git a/Makefile b/Makefile
index 4a36bb9..f5827b6 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -86,7 +86,7 @@ synth:
        skill xst_original
        $(xilinx_ise)xst -intstyle xflow -ifn main.xst -ofn main.syr < main.xst
        $(xilinx_ise)ngdbuild -aul -intstyle xflow -dd _ngo -nt timestamp -uc main.ucf -p $(device) main.ngc main.ngd
-       $(xilinx_ise)map -intstyle xflow -p $(device) -pr b -ol std -o main_map.ncd main.ngd main.pcf
+       $(xilinx_ise)map -cm area -intstyle xflow -p $(device) -pr b -ol std -o main_map.ncd main.ngd main.pcf
        $(xilinx_ise)par -w -intstyle xflow -t 99 -pl std -rl std main_map.ncd main.ncd main.pcf
        $(xilinx_ise)bitgen -intstyle xflow -d -f main.ut main.ncd
 #      $(xilinx_ise)trce -intstyle xflow -e 3 -l 3 -s ${speed_grade} -xml main main.ncd -o main.twr main.pcf