payloads/libpayload/sample/arch_mock/Makefile

   1 # SPDX-License-Identifier: GPL-2.0-only
   2
   3 # Sample libpayload Makefile for ARCH_MOCK
   4 # ARCH_MOCK is not intended to be used with xcompile
   5 include ../../.config
   6
   7 ifneq ($(CONFIG_LP_ARCH_MOCK),y)
   8 $(error This example supports ARCH_MOCK only.)
   9 endif
  10
  11 CC := gcc
  12 AS := as
  13 OBJCOPY := objcopy
  14 LIBPAYLOAD_DIR := ../../install/libpayload
  15 CFLAGS := -fno-builtin -Wall -Werror -Os \
  16         -include $(LIBPAYLOAD_DIR)/include/kconfig.h \
  17         -include $(LIBPAYLOAD_DIR)/include/compiler.h \
  18         -I $(LIBPAYLOAD_DIR)/include \
  19         -I $(LIBPAYLOAD_DIR)/include/mock \
  20         -ffunction-sections \
  21         -fdata-sections -g3
  22 LDFLAGS := -Wl,--gc-sections
  23 TARGET := hello
  24 OBJS := $(TARGET).o
  25 OBJS-mock := $(TARGET)_mocks.o
  26 LIBPAYLOAD-local := libpayload.a
  27 mocks := console_write
  28
  29 all: $(TARGET).elf
  30
  31 $(TARGET).elf: $(OBJS) $(OBJS-mock) $(LIBPAYLOAD-local)
  32         $(CC) $(LDFLAGS) -o $@ $(OBJS) $(LIBPAYLOAD-local) \
  33                 -Wl,--exclude-libs,ALL -lc $(OBJS-mock)
  34
  35 %.o: %.c
  36         $(CC) $(CFLAGS) -c -o $@ $<
  37
  38 %.S.o: %.S
  39         $(AS) --32 -o $@ $<
  40
  41 # Copy libpayload and weaken all mocked symbols
  42 $(LIBPAYLOAD-local): $(LIBPAYLOAD_DIR)/lib/libpayload.a
  43         $(OBJCOPY) $(foreach mock,$(mocks),--weaken-symbol=$(mock)) $< $@
  44
  45 clean:
  46         rm -f $(TARGET).elf *.o $(LIBPAYLOAD-local)
  47
  48 distclean: clean