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author | Vincent Palatin <vpalatin@chromium.org> | 2012-01-24 21:15:26 +0000 |
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committer | Vincent Palatin <vpalatin@chromium.org> | 2012-01-24 23:17:07 +0000 |
commit | d356dea61ee170366acddc373953dad20f6fc48e (patch) | |
tree | 5f7e408361838d08cd345c35144f2cf03a871bd9 /Makefile | |
parent | 396a94c43f5b23d3c3535237e1ed6a1d90af3f3b (diff) | |
download | chrome-ec-d356dea61ee170366acddc373953dad20f6fc48e.tar.gz |
Add modularity to the build
You can now enable/disable tasks more easily.
To conditionally compile a C file depending on the task FOO activation,
just write something like that in the build.mk file :
common-$(CONFIG_TASK_FOO)+=foo_source.o
Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
BUG=None
TEST=make all BOARD=link && make qemu-tests
Change-Id: I760fb248e1599d13190ccd937a68ef47da17b510
Diffstat (limited to 'Makefile')
-rw-r--r-- | Makefile | 22 |
1 files changed, 17 insertions, 5 deletions
@@ -12,6 +12,19 @@ PROJECT?=ec # output directory for build objects out?=build/$(BOARD) +include Makefile.toolchain + +# Get CHIP name +include board/$(BOARD)/build.mk + +# Transform the configuration into make variables +_tsk_lst:=$(shell echo "CONFIG_TASK_LIST" | $(CPP) -P -Iboard/$(BOARD) -Itest \ + -D"TASK(n, r, d)=n" -imacros $(PROJECT).tasklist) +_tsk_cfg:=$(foreach t,$(_tsk_lst),CONFIG_TASK_$(t)) +_flag_cfg:=$(shell $(CPP) -P -dN chip/$(CHIP)/config.h | grep -o "CONFIG_.*") +$(foreach c,$(_tsk_cfg) $(_flag_cfg),$(eval $(c)=y)) +CPPFLAGS+=$(foreach t,$(_tsk_cfg),-D$(t)) + # Get build configuration from sub-directories include board/$(BOARD)/build.mk include chip/$(CHIP)/build.mk @@ -22,12 +35,11 @@ include util/build.mk objs_from_dir=$(foreach obj,$(2), $(out)/$(1)/$(obj)) # Get all sources to build -all-objs=$(call objs_from_dir,chip/$(CHIP),$(chip-objs)) -all-objs+=$(call objs_from_dir,board/$(BOARD),$(board-objs)) -all-objs+=$(call objs_from_dir,common,$(common-objs)) -all-objs+=$(call objs_from_dir,test,$($(PROJECT)-objs)) +all-y=$(call objs_from_dir,chip/$(CHIP),$(chip-y)) +all-y+=$(call objs_from_dir,board/$(BOARD),$(board-y)) +all-y+=$(call objs_from_dir,common,$(common-y)) +all-y+=$(call objs_from_dir,test,$($(PROJECT)-y)) dirs=chip/$(CHIP) board/$(BOARD) common test util includes=include $(dirs) -include Makefile.toolchain include Makefile.rules |