xref: /aosp_15_r20/external/coreboot/payloads/external/GRUB2/Makefile (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c) 
1TAG-$(CONFIG_GRUB2_MASTER)=origin/HEAD
2TAG-$(CONFIG_GRUB2_REVISION)=$(CONFIG_GRUB2_REVISION_ID)
3TAG-$(CONFIG_GRUB2_STABLE)=grub-2.12
4NAME-$(CONFIG_GRUB2_MASTER)=HEAD
5NAME-$(CONFIG_GRUB2_REVISION)=$(CONFIG_GRUB2_REVISION_ID)
6NAME-$(CONFIG_GRUB2_STABLE)=2.12
7
8project_git_repo=https://git.savannah.gnu.org/git/grub.git/
9project_dir=grub2
10
11unexport HOSTCC CC LD OBJCOPY STRIP
12MAKEOVERRIDES :=
13
14all: grub2
15
16checkout:
17	echo "    GIT        GRUB2 $(NAME-y)"
18	test -d $(project_dir) || git clone $(project_git_repo) $(project_dir)
19	git -C $(project_dir) fetch
20ifeq ($(shell test -d $(project_dir) && \
21       (git -C $(project_dir) status --ignored=no --untracked-files=no --porcelain)),)
22	git -C $(project_dir) checkout -f $(TAG-y)
23else
24	echo "WARNING: index/tree not clean, skipping update / force checkout."
25	echo "         Checkout manually with "\
26	     "\`git -C payloads/external/GRUB2/$(project_dir) checkout -f\`."
27endif
28
29grub2/build/config.h: $(CONFIG_DEP) | checkout
30	echo "    CONFIG     GRUB2 $(NAME-y)"
31	rm -rf grub2/build
32	mkdir grub2/build
33	cd grub2 && ./bootstrap ; ./autogen.sh
34	cd grub2/build && ../configure CC="$(HOSTCC)" LD="$(LD)" \
35	FREETYPE="pkg-config freetype2" BUILD_FREETYPE="pkg-config freetype2" \
36	TARGET_CC="$(CC)" TARGET_OBJCOPY="$(OBJCOPY)" TARGET_STRIP="$(STRIP)" \
37	CFLAGS=-O2 TARGET_CFLAGS="-Os -fno-reorder-functions" \
38	--with-platform=coreboot --enable-boot-time --disable-werror
39
40config: grub2/build/config.h checkout
41
42grub2: config
43	echo "    MAKE       GRUB2 $(NAME-y)"
44	$(MAKE) -C grub2/build
45	$(MAKE) -C grub2/build default_payload.elf \
46		EXTRA_PAYLOAD_MODULES="$(CONFIG_GRUB2_EXTRA_MODULES)"
47
48clean:
49	test -f grub2/build/Makefile && $(MAKE) -C grub2/build clean || exit 0
50
51distclean:
52	rm -rf grub2
53
54print-repo-info:
55	echo "$(project_git_repo) $(project_dir)"
56
57.PHONY: checkout config grub2 clean distclean print-repo-info
58