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export ROOT := $(shell pwd)
SIMDIR := $(ROOT)/sim
export SRCDIR := $(ROOT)/src
TBDIR := $(ROOT)/testbench
WORKDIR := $(ROOT)/work
VHDLEX := vhd
#####################################################
# #
# Top level entity #
# #
#####################################################
export TOP_ENTITY := frame_alignment
export TOP_ENTITY_VHDL := $(SRCDIR)/$(TOP_ENTITY).$(VHDLEX)
TESTBENCH ?= $(TOP_ENTITY)_tb # default
WAVEFORM_VIEWER := gtkwave
COMPILER := ghdl
COMPILER_FLAGS := --std=08 --workdir=$(WORKDIR)
STOP_TIME ?= 1000ns
WAVEFORM_FILE ?= $(SIMDIR)/out.ghw
RUN_FLAGS := --stop-time=$(STOP_TIME) --wave=$(WAVEFORM_FILE) --stats
TBSOURCES := $(wildcard $(TBDIR)/*.$(VHDLEX)) $(wildcard $(TBDIR)/**/*.$(VHDLEX))
export SOURCES := $(wildcard $(SRCDIR)/*.$(VHDLEX)) $(wildcard $(SRCDIR)/**/*.$(VHDLEX))
ALL_SOURCES := $(SOURCES) $(TBSOURCES)
EXECUTABLE := $(SIMDIR)/$(TESTBENCH)
.PHONY: all clean
import: $(WORKDIR) $(ALL_SOURCES)
$(COMPILER) -i $(COMPILER_FLAGS) $(ALL_SOURCES)
compile: $(SIMDIR) $(WORKDIR) $(ALL_SOURCES)
@$(COMPILER) -i $(COMPILER_FLAGS) $(ALL_SOURCES)
@$(COMPILER) -m -o $(EXECUTABLE) $(COMPILER_FLAGS) $(TESTBENCH)
all: compile run view
$(TBDIR)/$(TESTBENCH): compile
$(WORKDIR):
@mkdir $(WORKDIR)
$(SIMDIR):
@mkdir $(SIMDIR)
run: $(TBDIR)/$(TESTBENCH) $(SIMDIR)
@$(EXECUTABLE) $(RUN_FLAGS)
view:
gsettings set com.geda.gtkwave reload 1
gsettings set com.geda.gtkwave reload 0
pgrep $(WAVEFORM_VIEWER) || $(WAVEFORM_VIEWER) $(WAVEFORM_FILE) &
clean:
@$(RM) -rf $(SIMDIR)
@$(RM) -rf $(WORKDIR)