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authorAseda Aboagye <aaboagye@google.com>2015-05-29 11:33:27 -0700
committerChromeOS Commit Bot <chromeos-commit-bot@chromium.org>2015-07-17 03:17:50 +0000
commitce063e08297b6578abf6f301f7046302625a781c (patch)
tree1f3cfa5a87c391c30939cc6e522ea251decec461 /Makefile.toolchain
parent0450571a46724c702363d2706142121f9b61e212 (diff)
downloadchrome-ec-ce063e08297b6578abf6f301f7046302625a781c.tar.gz
build-infr: Add support for shared RO library.
This commit introduces the build infrastructure changes needed for creating a shared RO library. (libsharedobjs). The end goal is for the library to contain various objects that can be shared with both the RO and RW EC images. Now, there are 3 make goals: ro, rw, and libsharedobjs. In order for changes that are only specific to a single image (ie: RW only) to be applied correctly, the object files are now built separately for the RO, RW, shared objects library targets. NOTE: Certain EC targets are incompatible with this model due to the fact that only one image is present within flash at a time. BRANCH=none BUG=None TEST=make -j buildall tests TEST=make -j BOARD=cr50 xrefs TEST=make BOARD=samus dis TEST=Built samus EC image and compared that the final EC image was identical to the upstream version (except for the git SHAs & version strings). CQ-DEPEND=CL:285934 Change-Id: I8e67f089710be9c6d7017718109262394bdad2f5 Signed-off-by: Aseda Aboagye <aaboagye@google.com> Reviewed-on: https://chromium-review.googlesource.com/274079 Reviewed-by: Randall Spangler <rspangler@chromium.org> Reviewed-by: Aseda Aboagye <aaboagye@chromium.org> Tested-by: Aseda Aboagye <aaboagye@chromium.org> Commit-Queue: Aseda Aboagye <aaboagye@chromium.org>
Diffstat (limited to 'Makefile.toolchain')
-rw-r--r--Makefile.toolchain7
1 files changed, 4 insertions, 3 deletions
diff --git a/Makefile.toolchain b/Makefile.toolchain
index f875751115..9b317c89e3 100644
--- a/Makefile.toolchain
+++ b/Makefile.toolchain
@@ -32,13 +32,14 @@ CFLAGS_TEST=$(if $(TEST_BUILD),-DTEST_BUILD \
-DTEST_$(PROJECT) -DTEST_$(UC_PROJECT)
CFLAGS_COVERAGE=$(if $(TEST_COVERAGE),-fprofile-arcs -ftest-coverage \
-DTEST_COVERAGE,)
-CFLAGS_DEFINE=-DOUTDIR=$(out) -DCHIP=$(CHIP) -DBOARD_TASKFILE=$(_tsk_lst_file) \
+CFLAGS_DEFINE=-DOUTDIR=$(out)/$(BLD) -DCHIP=$(CHIP) -DBOARD_TASKFILE=$(_tsk_lst_file) \
-DBOARD=$(BOARD) -DCORE=$(CORE) -DPROJECT=$(PROJECT) \
-DCHIP_VARIANT=$(CHIP_VARIANT) -DCHIP_FAMILY=$(CHIP_FAMILY) \
-DBOARD_$(UC_BOARD) -DCHIP_$(UC_CHIP) -DCORE_$(UC_CORE) \
- -DCHIP_VARIANT_$(UC_CHIP_VARIANT) -DCHIP_FAMILY_$(UC_CHIP_FAMILY)
+ -DCHIP_VARIANT_$(UC_CHIP_VARIANT) -DCHIP_FAMILY_$(UC_CHIP_FAMILY) \
+ -DFINAL_OUTDIR=$(out)
CPPFLAGS=$(CFLAGS_DEFINE) $(CFLAGS_INCLUDE) $(CFLAGS_TEST) \
- $(EXTRA_CFLAGS) $(CFLAGS_COVERAGE)
+ $(EXTRA_CFLAGS) $(CFLAGS_COVERAGE) $(LATE_CFLAGS_DEFINE)
CFLAGS=$(CPPFLAGS) $(CFLAGS_CPU) $(CFLAGS_DEBUG) $(CFLAGS_WARN) $(CFLAGS_y)
CFLAGS+= -ffunction-sections -fshort-wchar
CFLAGS+= -fno-delete-null-pointer-checks -fconserve-stack