| # Copyright lowRISC contributors. |
| # Licensed under the Apache License, Version 2.0, see LICENSE for details. |
| # SPDX-License-Identifier: Apache-2.0 |
| # |
| # Generate a baremetal application for the microcontroller |
| |
| LIB_NAME = cryptoc |
| DIF_SRCS = sha256.c |
| ARCH = rv32imc |
| # ARCH = rv32im # to disable compressed instructions |
| |
| RV_TOOLS ?= /tools/riscv/bin/ |
| |
| CC := ${RV_TOOLS}/riscv32-unknown-elf-gcc |
| CFLAGS ?= -Wall -g -Os -march=$(ARCH) -mabi=ilp32 -static -mcmodel=medany \ |
| -fvisibility=hidden -nostdlib -nostartfiles |
| |
| ifeq ($(SIM),1) |
| CFLAGS += -DSIMULATION |
| endif |
| |
| AR := $(subst gcc,ar,$(wordlist 1,1,$(CC))) |
| ARFLAGS ?= -cvr |
| |
| OBJS := ${DIF_SRCS:.c=.o} |
| DEPS = $(OBJS:%.o=%.d) |
| |
| OUTFILES = lib$(LIB_NAME).a |
| |
| $(OUTFILES): $(OBJS) |
| $(AR) $(ARFLAGS) $@ $(OBJS) |
| |
| all: $(OUTFILES) |
| |
| %.o: %.c |
| $(CC) $(CFLAGS) -MMD -c $(INCS) -o $@ $< |
| |
| -include $(DEPS) |
| |
| clean: |
| $(RM) *.o *.d $(OUTFILES) |
