From 1e24e9997028ffedc2ab16564cde2eff0e162b92 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ren=C3=A9=20Rebe?= Date: Thu, 14 Nov 2019 12:26:47 +0100 Subject: [PATCH] added CROSS prefix and CFLAGS to the picsoc/Makefile so one can run it with other toolchains, e.g. CROSS=riscv64-t2-linux-gnu- CFLAGS=-mabi=ilp32, too --- picosoc/Makefile | 19 +++++++++++-------- 1 file changed, 11 insertions(+), 8 deletions(-) diff --git a/picosoc/Makefile b/picosoc/Makefile index 450166b..f600062 100644 --- a/picosoc/Makefile +++ b/picosoc/Makefile @@ -1,4 +1,7 @@ +CROSS=riscv32-unknown-elf- +CFLAGS= + # ---- iCE40 HX8K Breakout Board ---- hx8ksim: hx8kdemo_tb.vvp hx8kdemo_fw.hex @@ -34,16 +37,16 @@ hx8kprog_fw: hx8kdemo_fw.bin iceprog -o 1M hx8kdemo_fw.bin hx8kdemo_sections.lds: sections.lds - riscv32-unknown-elf-cpp -P -DHX8KDEMO -o $@ $^ + $(CROSS)cpp -P -DHX8KDEMO -o $@ $^ hx8kdemo_fw.elf: hx8kdemo_sections.lds start.s firmware.c - riscv32-unknown-elf-gcc -DHX8KDEMO -march=rv32imc -Wl,-Bstatic,-T,hx8kdemo_sections.lds,--strip-debug -ffreestanding -nostdlib -o hx8kdemo_fw.elf start.s firmware.c + $(CROSS)gcc $(CFLAGS) -DHX8KDEMO -march=rv32imc -Wl,-Bstatic,-T,hx8kdemo_sections.lds,--strip-debug -ffreestanding -nostdlib -o hx8kdemo_fw.elf start.s firmware.c hx8kdemo_fw.hex: hx8kdemo_fw.elf - riscv32-unknown-elf-objcopy -O verilog hx8kdemo_fw.elf hx8kdemo_fw.hex + $(CROSS)objcopy -O verilog hx8kdemo_fw.elf hx8kdemo_fw.hex hx8kdemo_fw.bin: hx8kdemo_fw.elf - riscv32-unknown-elf-objcopy -O binary hx8kdemo_fw.elf hx8kdemo_fw.bin + $(CROSS)objcopy -O binary hx8kdemo_fw.elf hx8kdemo_fw.bin # ---- iCE40 IceBreaker Board ---- @@ -80,16 +83,16 @@ icebprog_fw: icebreaker_fw.bin iceprog -o 1M icebreaker_fw.bin icebreaker_sections.lds: sections.lds - riscv32-unknown-elf-cpp -P -DICEBREAKER -o $@ $^ + $(CROSS)cpp -P -DICEBREAKER -o $@ $^ icebreaker_fw.elf: icebreaker_sections.lds start.s firmware.c - riscv32-unknown-elf-gcc -DICEBREAKER -march=rv32ic -Wl,-Bstatic,-T,icebreaker_sections.lds,--strip-debug -ffreestanding -nostdlib -o icebreaker_fw.elf start.s firmware.c + $(CROSS)gcc $(CFLAGS) -DICEBREAKER -march=rv32ic -Wl,-Bstatic,-T,icebreaker_sections.lds,--strip-debug -ffreestanding -nostdlib -o icebreaker_fw.elf start.s firmware.c icebreaker_fw.hex: icebreaker_fw.elf - riscv32-unknown-elf-objcopy -O verilog icebreaker_fw.elf icebreaker_fw.hex + $(CROSS)objcopy -O verilog icebreaker_fw.elf icebreaker_fw.hex icebreaker_fw.bin: icebreaker_fw.elf - riscv32-unknown-elf-objcopy -O binary icebreaker_fw.elf icebreaker_fw.bin + $(CROSS)objcopy -O binary icebreaker_fw.elf icebreaker_fw.bin # ---- Testbench for SPI Flash Model ----