diff options
Diffstat (limited to 'scripts/icestorm/Makefile')
| -rw-r--r-- | scripts/icestorm/Makefile | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/scripts/icestorm/Makefile b/scripts/icestorm/Makefile index 7a3ece3..eead7df 100644 --- a/scripts/icestorm/Makefile +++ b/scripts/icestorm/Makefile @@ -1,13 +1,19 @@ TOOLCHAIN_PREFIX = riscv32-unknown-elf- +# set to 4 for simulation +FIRMWARE_COUNTER_BITS=18 + all: example.bin ## ------------------- ## firmware generation firmware.elf: firmware.S firmware.c firmware.lds - $(TOOLCHAIN_PREFIX)gcc -march=rv32i -Os -ffreestanding -nostdlib -o $@ firmware.S firmware.c \ - --std=gnu99 -Wl,-Bstatic,-T,firmware.lds,-Map,firmware.map,--strip-debug -lgcc + $(TOOLCHAIN_PREFIX)gcc \ + -DSHIFT_COUNTER_BITS=$(FIRMWARE_COUNTER_BITS) \ + -march=rv32i -Os -ffreestanding -nostdlib \ + -o $@ firmware.S firmware.c \ + --std=gnu99 -Wl,-Bstatic,-T,firmware.lds,-Map,firmware.map,--strip-debug -lgcc chmod -x $@ firmware.bin: firmware.elf |