diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 49 |
1 files changed, 46 insertions, 3 deletions
@@ -39,6 +39,27 @@ FAMILY = GW1N-9C DEVICE = GW1NR-LV9QN88PC6/I5 BOARD = tangnano9k +# RISCV Toolchain +RISCV_TOOLCHAIN = riscv64-unknown-elf +RISCV_AS = $(RISCV_TOOLCHAIN)-as +RISCV_CC = $(RISCV_TOOLCHAIN)-gcc +RISCV_LD = $(RISCV_TOOLCHAIN)-ld +RISCV_OBJCOPY = $(RISCV_TOOLCHAIN)-objcopy + +RISCV_ASFLAGS = -march=rv32i -mabi=ilp32 +RISCV_CFLAGS = -march=rv32i -mabi=ilp32 -O2 -Wall +RISCV_LDFLAGS = -T prog/link.ld -m elf32lriscv + +PROG_SOURCE_DIR = prog/src + +PROG_ASSEMBLY_SOURCES = $(wildcard $(PROG_SOURCE_DIR)/*.s) +PROG_C_SOURCES = $(wildcard $(PROG_SOURCE_DIR)/*.c) +PROG_OBJECT_FILES = $(PROG_ASSEMBLY_SOURCES:$(PROG_SOURCE_DIR)/%.s=$(BUILD_DIR)/%.o) $(PROG_C_SOURCES:$(PROG_SOURCE_DIR)/%.c=$(BUILD_DIR)/%.o) +PROG_ELF_FILE = $(BUILD_DIR)/prog.elf +PROG_BINARY_FILE = $(BUILD_DIR)/prog.bin +PROG_ROM_FILE = $(BUILD_DIR)/rom.hex + + all: simulate @@ -77,7 +98,7 @@ $(BITSTREAM): $(BUILD_DIR)/$(PRJ_NAME)_pnr.json bitstream: $(BITSTREAM) -program: $(BITSTREAM) +upload: $(BITSTREAM) $(PROGRAMMER) -b $(BOARD) $(BITSTREAM) flash: $(BITSTREAM) @@ -86,7 +107,7 @@ flash: $(BITSTREAM) simulate: $(WAVEFORM_FILES) # Build the testbench executables -$(BUILD_DIR)/testbench_%: $(SIM_DIR)/testbench_%.v $(SRC_FILES) | $(BUILD_DIR) +$(BUILD_DIR)/testbench_%: $(SIM_DIR)/testbench_%.v $(SRC_FILES) | $(BUILD_DIR) $(PROG_ROM_FILE) $(IVERILOG) -o $@ $^ # Build the test vector generator executables @@ -109,6 +130,28 @@ $(BUILD_DIR)/waveform_%.vcd: $(BUILD_DIR)/testbench_% $(BUILD_DIR)/testvec_%.txt @echo "===================================================" @echo +rom: $(PROG_ROM_FILE) + +# Assemble assembly source files into object files +$(BUILD_DIR)/%.o: $(PROG_SOURCE_DIR)/%.s | $(BUILD_DIR) + $(RISCV_AS) $(RISCV_ASFLAGS) -o $@ $< + +# Compile C source files into object files +$(BUILD_DIR)/%.o: $(PROG_SOURCE_DIR)/%.c | $(BUILD_DIR) + $(RISCV_CC) $(RISCV_CFLAGS) -c -o $@ $< + +# Link the object files to create an ELF file +$(PROG_ELF_FILE): $(PROG_OBJECT_FILES) + $(RISCV_LD) $(RISCV_LDFLAGS) -o $@ $^ + +# Convert the ELF file to a binary file +$(PROG_BINARY_FILE): $(PROG_ELF_FILE) + $(RISCV_OBJCOPY) -O binary $< $@ + +# Convert the binary file to a hex file +$(PROG_ROM_FILE): $(PROG_BINARY_FILE) + xxd -g 1 -c 1 -p $< > $@ + # Create the build directory $(BUILD_DIR): mkdir -p $(BUILD_DIR) @@ -117,5 +160,5 @@ $(BUILD_DIR): clean: rm -rf $(BUILD_DIR) -.PHONY: all simulate bitsream program flash clean +.PHONY: all simulate rom bitsream upload flash clean |