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## SPDX-License-Identifier: GPL-2.0-only
STABLE_COMMIT_ID=v2021.07
TAG-$(CONFIG_UBOOT_MASTER)=origin/master
TAG-$(CONFIG_UBOOT_STABLE)=$(STABLE_COMMIT_ID)
project_name=U-Boot
project_dir=u-boot
project_git_repo=http://git.denx.de/u-boot.git
project_build_dir=build
project_config_file=$(project_build_dir)/.config
make_args=-C $(project_dir) O=../build
unexport KCONFIG_AUTOHEADER
unexport KCONFIG_AUTOCONFIG
unexport KCONFIG_DEPENDENCIES
unexport KCONFIG_SPLITCONFIG
unexport KCONFIG_TRISTATE
unexport KCONFIG_NEGATIVES
unexport $(COREBOOT_EXPORTS)
all: build
$(project_dir):
echo " Cloning $(project_name) from Git"
git clone --depth 1 $(project_git_repo) $(project_dir)
fetch: $(project_dir)
ifeq ($(CONFIG_UBOOT_MASTER),y)
echo " Fetching new commits from the $(project_name) git repo"
git fetch
#master doesn't get a file, so it's continuously updated
rm -f $(STABLE_COMMIT_ID)
else
cd $(project_dir); git show $(TAG-y) >/dev/null 2>&1 ; if [ $$? -ne 0 ]; \
then echo " Fetching new commits from the $(project_name) git repo"; git fetch; fi
touch $(STABLE_COMMIT_ID)
endif
checkout: fetch
echo " Checking out $(project_name) revision $(TAG-y)"
cd $(project_dir); git checkout master; git branch -D coreboot 2>/dev/null; git checkout -b coreboot $(TAG-y)
config: checkout
mkdir -p $(project_build_dir)
rm -f $(project_config_file)
ifneq ($(CONFIG_PAYLOAD_CONFIGFILE),)
ifneq ("$(wildcard $(CONFIG_PAYLOAD_CONFIGFILE))","")
cat $(CONFIG_PAYLOAD_CONFIGFILE)" > tag-$(project_config_file)
$(MAKE) $(make_args) olddefconfig
else
echo "Error: File $(CONFIG_PAYLOAD_CONFIGFILE) does not exist"
false
endif
else
$(MAKE) $(make_args) coreboot_defconfig
endif
build: config
echo " MAKE $(project_name) $(TAG-y)"
$(MAKE) $(make_args)
clean:
test -d $(project_dir) && $(MAKE) $(make_args) clean || exit 0
distclean:
rm -rf $(project_dir)
print-repo-info:
echo "$(project_git_repo) $(project_dir)"
.PHONY: checkout config build clean distclean fetch print-repo-info
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