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# SPDX-License-Identifier: GPL-2.0-only
testsrc = $(top)/tests
testobj = $(obj)/tests
cmockasrc = 3rdparty/cmocka
cmockaobj = $(cmockasrc)/build
CMOCKA_LIB := $(cmockaobj)/src/libcmocka.so
CMAKE:= cmake
TEST_DEFAULT_CONFIG = $(top)/configs/config.emulation_qemu_x86_i440fx
TEST_DOTCONFIG = $(testobj)/.config
TEST_KCONFIG_AUTOHEADER := $(testobj)/config.h
TEST_KCONFIG_AUTOCONFIG := $(testobj)/auto.conf
TEST_KCONFIG_DEPENDENCIES := $(testobj)/auto.conf.cmd
TEST_KCONFIG_SPLITCONFIG := $(testobj)/config
TEST_KCONFIG_TRISTATE := $(testobj)/tristate.conf
TEST_CFLAGS = -include $(src)/include/kconfig.h \
-include $(src)/commonlib/bsd/include/commonlib/bsd/compiler.h \
-include $(src)/include/rules.h
# Include generic test mock headers, before original ones
TEST_CFLAGS += -I$(testsrc)/include/mocks -I$(testsrc)/include
TEST_CFLAGS += -I$(src)/include -I$(src)/commonlib/include \
-I$(src)/commonlib/bsd/include -I$(src)/arch/x86/include \
# Path for Kconfig autoheader
TEST_CFLAGS += -I$(dir $(TEST_KCONFIG_AUTOHEADER))
TEST_CFLAGS += -std=gnu11 -Os -ffunction-sections -fdata-sections -fno-builtin
# Checkout Cmocka repository
forgetthis:=$(shell git submodule update --init --checkout 3rdparty/cmocka)
TEST_CFLAGS += -I$(cmockasrc)/include
# Link against Cmocka
TEST_LDFLAGS = -L$(cmockaobj)/src -lcmocka -Wl,-rpath=$(cmockaobj)/src
TEST_LDFLAGS += -Wl,--gc-sections
# Extra attributes for unit tests, declared per test
attributes:= srcs cflags mocks stage
stages:= decompressor bootblock romstage smm verstage
stages+= ramstage rmodule postcar libagesa
alltests:=
subdirs:= tests/arch tests/commonlib tests/console tests/cpu tests/device
subdirs+= tests/drivers tests/ec tests/lib tests/mainboard
subdirs+= tests/northbridge tests/security tests/soc tests/southbridge
subdirs+= tests/superio tests/vendorcode
define tests-handler
alltests += $(1)$(2)
$(foreach attribute,$(attributes),
$(eval $(1)$(2)-$(attribute) += $($(2)-$(attribute))))
$(foreach attribute,$(attributes),
$(eval $(2)-$(attribute):=))
# Sanity check for stage attribute value
$(eval $(1)$(2)-stage:=$(if $($(1)$(2)-stage),$($(1)$(2)-stage),ramstage))
$(if $(findstring $($(1)$(2)-stage), $(stages)),,
$(error Wrong $(1)$(2)-stage value $($(1)$(2)-stage). \
Check your $(dir $(1)$(2))Makefile.inc))
endef
$(call add-special-class, tests)
$(call evaluate_subdirs)
# Create actual targets for unit test binaries
# $1 - test name
define TEST_CC_template
$($(1)-objs): TEST_CFLAGS+= \
-D__$$(shell echo $$($(1)-stage) | tr '[:lower:]' '[:upper:]')__
$($(1)-objs): $(obj)/$(1)/%.o: $$$$*.c $(TEST_KCONFIG_AUTOHEADER)
mkdir -p $$(dir $$@)
$(HOSTCC) $(HOSTCFLAGS) $$(TEST_CFLAGS) $($(1)-cflags) -MMD \
-MT $$@ -c $$< -o $$@
$($(1)-bin): TEST_LDFLAGS+= $$(foreach mock,$$($(1)-mocks),-Wl,--wrap=$$(mock))
$($(1)-bin): $($(1)-objs) $(CMOCKA_LIB)
$(HOSTCC) $$^ $($(1)-cflags) $$(TEST_LDFLAGS) -o $$@
endef
$(foreach test, $(alltests), \
$(eval $(test)-objs:=$(addprefix $(obj)/$(test)/, \
$(patsubst %.c,%.o,$($(test)-srcs)))))
$(foreach test, $(alltests), \
$(eval $(test)-bin:=$(obj)/$(test)/run))
$(foreach test, $(alltests), \
$(eval $(call TEST_CC_template,$(test))))
$(foreach test, $(alltests), \
$(eval all-test-objs+=$($(test)-objs)))
$(foreach test, $(alltests), \
$(eval test-bins+=$($(test)-bin)))
DEPENDENCIES += $(addsuffix .d,$(basename $(all-test-objs)))
-include $(DEPENDENCIES)
# Build cmocka
$(CMOCKA_LIB):
echo "*** Building CMOCKA ***"
mkdir -p $(cmockaobj)
cd $(cmockaobj) && $(CMAKE) $(abspath $(cmockasrc))
$(MAKE) -C $(cmockaobj)
# Kconfig targets
$(TEST_DOTCONFIG):
mkdir -p $(dir $@)
cp $(TEST_DEFAULT_CONFIG) $(TEST_DOTCONFIG)
# Don't override default Kconfig variables, since this will affect all
# Kconfig targets. Change them only when calling sub-make instead.
$(TEST_KCONFIG_AUTOHEADER): TEST_KCONFIG_FLAGS:= DOTCONFIG=$(TEST_DOTCONFIG) \
KCONFIG_AUTOHEADER=$(TEST_KCONFIG_AUTOHEADER) \
KCONFIG_AUTOCONFIG=$(TEST_KCONFIG_AUTOCONFIG) \
KCONFIG_DEPENDENCIES=$(TEST_KCONFIG_DEPENDENCIES) \
KCONFIG_SPLITCONFIG=$(TEST_KCONFIG_SPLITCONFIG) \
KCONFIG_TRISTATE=$(TEST_KCONFIG_TRISTATE) \
KBUILD_DEFCONFIG=$(TEST_DEFAULT_CONFIG)
$(TEST_KCONFIG_AUTOHEADER): $(TEST_DOTCONFIG) $(objutil)/kconfig/conf
mkdir -p $(dir $@)
+$(MAKE) $(TEST_KCONFIG_FLAGS) olddefconfig
+$(MAKE) $(TEST_KCONFIG_FLAGS) silentoldconfig
$(TEST_KCONFIG_AUTOCONFIG): $(TEST_KCONFIG_AUTOHEADER)
true
.PHONY: $(alltests) $(addprefix clean-,$(alltests))
.PHONY: unit-tests build-unit-tests run-unit-tests clean-unit-tests
$(alltests): $$($$(@)-bin)
./$^
unit-tests: build-unit-tests run-unit-tests
build-unit-tests: $(test-bins)
run-unit-tests: $(alltests)
echo "**********************"
echo " ALL TESTS PASSED"
echo "**********************"
$(addprefix clean-,$(alltests)): clean-%:
rm -rf $(obj)/$*
clean-unit-tests:
rm -rf $(testobj)
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