Implemented Makefile for convenience

1 files changed, 83 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..f8d94ef
--- /dev/null
+++ b/Makefile
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+# Makefile for TurboSwap FPGA (iCE40UP3K)
+# Uses Yosys/IceStorm toolchain
+
+# FPGA device
+DEVICE = iCE40UP3K-SG48
+
+# Verilog source files
+HDL_SRC = hdl/turbo_top.v \
+          hdl/sdio_to_spi.v \
+          hdl/spi_controller.v \
+          hdl/clock_divider.v \
+          hdl/fifo_buffer.v
+
+# Simulation files
+SIM_SRC = sim/tb_turbo_top.v \
+          $(HDL_SRC)
+
+# Build directories
+BUILD_DIR = build
+SYNTH_DIR = $(BUILD_DIR)/synthesis
+PNR_DIR = $(BUILD_DIR)/pnr
+BIN_DIR = $(BUILD_DIR)/bin
+
+# Toolchain executables (adjust paths as needed)
+YOSYS = yosys
+NEXTPNR = nextpnr-ice40
+ICEPACK = icepack
+ICEPROG = iceprog
+IVERILOG = iverilog
+VVP = vvp
+
+# Synthesis options
+YOSYS_OPTS = -p "synth_ice40 -top turbo_top -json $(SYNTH_DIR)/turbo_top.json"
+NEXTPNR_OPTS = --$(DEVICE) --package SG48 --pcf constraints/turbo.pcf --json $(SYNTH_DIR)/turbo_top.json --asc $(PNR_DIR)/turbo_top.asc --freq 25
+ICEPACK_OPTS = 
+
+# Default target
+all: $(BIN_DIR)/turbo_top.bin
+
+# Create directories
+dirs:
+	mkdir -p $(BUILD_DIR) $(SYNTH_DIR) $(PNR_DIR) $(BIN_DIR)
+
+# Synthesis flow
+$(SYNTH_DIR)/turbo_top.json: $(HDL_SRC) | dirs
+	$(YOSYS) $(YOSYS_OPTS) $(HDL_SRC)
+
+$(PNR_DIR)/turbo_top.asc: $(SYNTH_DIR)/turbo_top.json constraints/turbo.pcf
+	$(NEXTPNR) $(NEXTPNR_OPTS)
+
+$(BIN_DIR)/turbo_top.bin: $(PNR_DIR)/turbo_top.asc
+	$(ICEPACK) $(ICEPACK_OPTS) $< $@
+
+# Programming
+program: $(BIN_DIR)/turbo_top.bin
+	$(ICEPROG) $<
+
+# Simulation
+sim: $(BUILD_DIR)/tb_turbo_top.vvp
+	$(VVP) $<
+
+$(BUILD_DIR)/tb_turbo_top.vvp: $(SIM_SRC)
+	$(IVERILOG) -o $@ $(SIM_SRC)
+
+# Clean
+clean:
+	rm -rf $(BUILD_DIR)
+
+distclean: clean
+	rm -rf *.vcd
+
+# Help
+help:
+	@echo "TurboSwap FPGA Build System"
+	@echo "Targets:"
+	@echo "  all        - Build bitstream (default)"
+	@echo "  program    - Program FPGA"
+	@echo "  sim        - Run simulation"
+	@echo "  clean      - Clean build artifacts"
+	@echo "  distclean  - Clean everything"
+	@echo "  help       - Show this help"
+
+.PHONY: all dirs program sim clean distclean help
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