#
# Jeff Mock
# 2030 Gough
# San Francisco, CA 94109
# jeff@mock.com
# (c) 2004
#
 
DLPF            = ../../jfft/dlpf
SRC             = ${DLPF}/src
include         ${SRC}/Makefile.defs

N = ${PREFIX}

# DEBUG           = 1

NARROW          = 1.2
SAMPLES         = 1000
OWIDTH          = 12
WIDTH           = 12
XWIDTH          = 16
CWIDTH          = 16
OVL             = 8
DEC             = 80
DECMAX          = 1024
DECMAXL2        = 10         # log base 2 of DECMAX
IMP             = virtex2

CNT=100
PER = 27
# PER = 128
# PER = 8
XLPF            = gen/${PREFIX}.v

AMP             = 0.99
MP              = --mp=2    # Number of CPUs for sim

sim:		${N}.f ${TBV} ${SRCV} ${XLPF} sig1.mem sig2.mem coeff0
		rm -rf wave.vcd
		${CVER} -w -f ${N}.f

simx:		${N}.f ${TBV} ${SRCV} ${XLPF} sig1.mem sig2.mem coeff0
		rm -rf wave.vcd
		${CVER} -w -f ${N}.f +p2zero +p1step

sim1:		${N}.f ${TBV} ${SRCV} ${XLPF} sig1.mem sig2.mem coeff0
		rm -rf wave.vcd
		${CVER} -w -f ${N}.f +p2zero

sim2:		${N}.f ${TBV} ${SRCV} ${XLPF} sig1.mem sig2.mem coeff0
		rm -rf wave.vcd
		${CVER} -w -f ${N}.f +p1zero

plot0.png:	${N}.f ${TBV} ${SRCV} ${XLPF} coeff0
		perl ${SRC}/doplot \
		    --width=${OWIDTH} \
		    --iwidth=${WIDTH} \
		    --samples=${SAMPLES} \
		    --dec=${DEC} \
		    --ovl=${OVL} \
		    --start=0.0 \
		    --stop=0.3 \
		    --amp=${AMP} \
		    --keep=100 \
		    --avg \
		    --cnt=${CNT} \
		    --fn=plot0.png \
		    --cmd=${N}.f \
		    --range=100 ${MP}

plots:		hanning.png hamming.png rect.png tri.png

hanning.png:
		${MAKE} clean
		${MAKE} plot0.png WINDOW=hanning CNT=600 
		mv plot0.png hanning.png

hamming.png:
		${MAKE} clean
		${MAKE} plot0.png WINDOW=hamming CNT=600 
		mv plot0.png hamming.png

rect.png:
		${MAKE} clean
		${MAKE} plot0.png WINDOW=rect CNT=600 
		mv plot0.png rect.png

tri.png:
		${MAKE} clean
		${MAKE} plot0.png WINDOW=tri CNT=600 
		mv plot0.png tri.png

coeff0:
		perl ${SRC}/mkdlpf_coeff \
		    --dec=${DEC} \
		    --width=${CWIDTH} \
		    --narrow=${NARROW} \
		    --start=-3 \
		    --stop=-4 \
		    --fwid=${OVL} \
		    --window=${WINDOW} \
		    --table=coeff0
		perl ${SRC}/mkdlpf_coeff \
		    --dec=${DEC} \
		    --width=${CWIDTH} \
		    --narrow=${NARROW} \
		    --start=-2 \
		    --stop=-3 \
		    --fwid=${OVL} \
		    --window=${WINDOW} \
		    --table=coeff1
		perl ${SRC}/mkdlpf_coeff \
		    --dec=${DEC} \
		    --width=${CWIDTH} \
		    --narrow=${NARROW} \
		    --start=-1 \
		    --stop=-3 \
		    --fwid=${OVL} \
		    --window=${WINDOW} \
		    --table=coeff2
		perl ${SRC}/mkdlpf_coeff \
		    --dec=${DEC} \
		    --width=${CWIDTH} \
		    --narrow=${NARROW} \
		    --start=0 \
		    --stop=-1 \
		    --fwid=${OVL} \
		    --window=${WINDOW} \
		    --table=coeff3
		

DLPF_OPTS       =   --ro \
		    --vdec=${DECMAX} \
		    --width=${WIDTH} \
		    --owidth=${OWIDTH} \
		    --cwidth=${CWIDTH} \
		    --xwidth=${XWIDTH} \
		    --prefix=${PREFIX} \
		    --window=${WINDOW} \
		    --ovl=${OVL} 

gen ${XLPF}:  	Makefile ${GENPROG}
		-rm -rf gen
		mkdir gen
		perl ${SRC}/mkdlpf ${DLPF_OPTS} \
		    --imp=behave --odir=gen 

rtl:  		Makefile ${GENPROG}
		-rm -rf rtl
		mkdir rtl
		perl ${SRC}/mkdlpf ${DLPF_OPTS} \
		    --imp=${IMP} --odir=rtl 

${N}.f:		Makefile ${SRC}/Makefile.defs ${XLPF}
		rm -rf ${N}.f
		echo "+define+WIDTH=${WIDTH}"               >> ${N}.f
		echo "+define+OWIDTH=${OWIDTH}"             >> ${N}.f
		echo "+define+CWIDTH=${CWIDTH}"             >> ${N}.f
		echo "+define+XWIDTH=${XWIDTH}"             >> ${N}.f
		echo "+define+SAMPLES=${SAMPLES}"           >> ${N}.f
		echo "+define+LPFMODULE=${PREFIX}"          >> ${N}.f
		echo "+define+DEC=${DEC}"                   >> ${N}.f
		echo "+define+DECMAX=${DECMAX}"             >> ${N}.f
		echo "+define+DECMAXL2=${DECMAXL2}"         >> ${N}.f
		echo "+define+OVL=${OVL}"                   >> ${N}.f
		if [ -n "${DEBUG}" ] ; then \
		    echo "+define+DEBUG"                    >> ${N}.f ; \
		fi
		echo "+nointeractive"                       >> ${N}.f
		echo "+notimingchecks"                      >> ${N}.f
		echo "+licq_all+"                           >> ${N}.f
		echo "+change_port_type"                    >> ${N}.f
		echo "+libext+.v"                           >> ${N}.f
		echo "-y ${XILINX}/verilog/src/unisims"     >> ${N}.f
		echo "-y ${XILINX}/verilog/src/simprims"    >> ${N}.f
		for i in ${TBV} ${SRCV} gen/*.v ; do \
                    echo "$$i" >> ${N}.f ; \
                done
 
sig1.mem:	Makefile ${SRC}/mksin
		perl ${SRC}/mksin --phase=-90 --amp=${AMP}  --period=${PER} \
                    --width=${WIDTH} --offset=0 --n=${DEC} \
		    --frames=${SAMPLES} > sig1.mem

sig2.mem:	Makefile ${SRC}/mksin
		perl ${SRC}/mksin --phase=90 --amp=${AMP}  --period=${PER} \
                    --width=${WIDTH} --offset=0 --n=${DEC} \
		    --frames=${SAMPLES} > sig2.mem

clean:
		rm -rf wave.vcd verilog.log ${N}.f lpf.out sig1.mem sig2.mem
		rm -rf ${PREFIX}*.v gen rtl
		rm -rf plot plot*.png coeff*