coreboot-kgpe-d16/payloads/libpayload/sample/arch_mock/Makefile

49 lines
1.2 KiB
Makefile

# SPDX-License-Identifier: GPL-2.0-only
# Sample libpayload Makefile for ARCH_MOCK
# ARCH_MOCK is not intended to be used with xcompile
include ../../.config
ifneq ($(CONFIG_LP_ARCH_MOCK),y)
$(error This example supports ARCH_MOCK only.)
endif
CC := gcc
AS := as
OBJCOPY := objcopy
LIBPAYLOAD_DIR := ../../install/libpayload
CFLAGS := -fno-builtin -Wall -Werror -Os \
-include $(LIBPAYLOAD_DIR)/include/kconfig.h \
-include $(LIBPAYLOAD_DIR)/include/compiler.h \
-I $(LIBPAYLOAD_DIR)/include \
-I $(LIBPAYLOAD_DIR)/include/mock \
-ffunction-sections \
-fdata-sections -g3
LDFLAGS := -Wl,--gc-sections
TARGET := hello
OBJS := $(TARGET).o
OBJS-mock := $(TARGET)_mocks.o
LIBPAYLOAD-local := libpayload.a
mocks := console_write
all: $(TARGET).elf
$(TARGET).elf: $(OBJS) $(OBJS-mock) $(LIBPAYLOAD-local)
$(CC) $(LDFLAGS) -o $@ $(OBJS) $(LIBPAYLOAD-local) \
-Wl,--exclude-libs,ALL -lc $(OBJS-mock)
%.o: %.c
$(CC) $(CFLAGS) -c -o $@ $<
%.S.o: %.S
$(AS) --32 -o $@ $<
# Copy libpayload and weaken all mocked symbols
$(LIBPAYLOAD-local): $(LIBPAYLOAD_DIR)/lib/libpayload.a
$(OBJCOPY) $(foreach mock,$(mocks),--weaken-symbol=$(mock)) $< $@
clean:
rm -f $(TARGET).elf *.o $(LIBPAYLOAD-local)
distclean: clean