Subversion Repositories tinycpu

# vhdl files
FILES = src/*
VHDLEX = .vhd
 
# testbench
TESTBENCHPATH = testbench/${TESTBENCH}$(VHDLEX)
 
#GHDL CONFIG
GHDL_CMD = ghdl
GHDL_FLAGS  = --ieee=synopsys --warn-no-vital-generic
 
SIMDIR = simulation
# Simulation break condition
#GHDL_SIM_OPT = --assert-level=error
GHDL_SIM_OPT = --stop-time=500ns
 
WAVEFORM_VIEWER = gtkwave
 
all: compile run view
 
new :
        echo "Setting up project ${PROJECT}"
        mkdir src testbench simulation  
 
compile :
ifeq ($(strip $(TESTBENCH)),)
                @echo "TESTBENCH not set. Use TESTBENCH=value to set it."
                @exit 2
endif                                                                                             
 
        mkdir -p simulation
        $(GHDL_CMD) -i $(GHDL_FLAGS) --workdir=simulation --work=work $(TESTBENCHPATH) $(FILES)
        $(GHDL_CMD) -m  $(GHDL_FLAGS) --workdir=simulation --work=work $(TESTBENCH)
        @mv $(TESTBENCH) simulation/$(TESTBENCH)                                                                                
 
run :
        @$(SIMDIR)/$(TESTBENCH) $(GHDL_SIM_OPT) --vcdgz=$(SIMDIR)/$(TESTBENCH).vcdgz                                      
 
view :
        gunzip --stdout $(SIMDIR)/$(TESTBENCH).vcdgz | $(WAVEFORM_VIEWER) --vcd                                               
 
clean :
        $(GHDL_CMD) --clean --workdir=simulation