mkbootimg: Support custom mkbootimg implementation
Support using custom mkbootimg to allow boards to specify custom
boot image formats. Also export this as the environment variable
MKBOOTIMG to the *_from_target_files releasetools scripts.
Change-Id: I2084273b1175de097fb7da5c4f2264ea8014d74f
Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
diff --git a/core/Makefile b/core/Makefile
index eb02ff4..c5509c6 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -1267,7 +1267,8 @@
$(INTERNAL_OTA_PACKAGE_TARGET): $(BUILT_TARGET_FILES_PACKAGE) $(DISTTOOLS)
@echo "Package OTA: $@"
- $(hide) ./build/tools/releasetools/ota_from_target_files -v \
+ $(hide) MKBOOTIMG=$(BOARD_CUSTOM_MKBOOTIMG) \
+ ./build/tools/releasetools/ota_from_target_files -v \
-p $(HOST_OUT) \
-k $(KEY_CERT_PAIR) \
$(BUILT_TARGET_FILES_PACKAGE) $@
@@ -1295,7 +1296,8 @@
$(INTERNAL_UPDATE_PACKAGE_TARGET): $(BUILT_TARGET_FILES_PACKAGE) $(DISTTOOLS)
@echo "Package: $@"
- $(hide) ./build/tools/releasetools/img_from_target_files -v \
+ $(hide) MKBOOTIMG=$(BOARD_CUSTOM_MKBOOTIMG) \
+ ./build/tools/releasetools/img_from_target_files -v \
-s $(extensions) \
-p $(HOST_OUT) \
$(BUILT_TARGET_FILES_PACKAGE) $@
diff --git a/core/config.mk b/core/config.mk
index 8872ea9..21e187d 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -291,7 +291,11 @@
SIGNAPK_JAR := $(HOST_OUT_JAVA_LIBRARIES)/signapk$(COMMON_JAVA_PACKAGE_SUFFIX)
MKBOOTFS := $(HOST_OUT_EXECUTABLES)/mkbootfs$(HOST_EXECUTABLE_SUFFIX)
MINIGZIP := $(HOST_OUT_EXECUTABLES)/minigzip$(HOST_EXECUTABLE_SUFFIX)
+ifeq (,$(strip $(BOARD_CUSTOM_MKBOOTIMG)))
MKBOOTIMG := $(HOST_OUT_EXECUTABLES)/mkbootimg$(HOST_EXECUTABLE_SUFFIX)
+else
+MKBOOTIMG := $(BOARD_CUSTOM_MKBOOTIMG)
+endif
MKYAFFS2 := $(HOST_OUT_EXECUTABLES)/mkyaffs2image$(HOST_EXECUTABLE_SUFFIX)
APICHECK := $(HOST_OUT_EXECUTABLES)/apicheck$(HOST_EXECUTABLE_SUFFIX)
FS_GET_STATS := $(HOST_OUT_EXECUTABLES)/fs_get_stats$(HOST_EXECUTABLE_SUFFIX)
diff --git a/tools/releasetools/common.py b/tools/releasetools/common.py
index a3217dd..05c2a4a 100644
--- a/tools/releasetools/common.py
+++ b/tools/releasetools/common.py
@@ -287,7 +287,10 @@
assert p1.returncode == 0, "mkbootfs of %s ramdisk failed" % (targetname,)
assert p2.returncode == 0, "minigzip of %s ramdisk failed" % (targetname,)
- cmd = ["mkbootimg", "--kernel", os.path.join(sourcedir, "kernel")]
+ # use MKBOOTIMG from environ, or "mkbootimg" if empty or not set
+ mkbootimg = os.getenv('MKBOOTIMG') or "mkbootimg"
+
+ cmd = [mkbootimg, "--kernel", os.path.join(sourcedir, "kernel")]
fn = os.path.join(sourcedir, "cmdline")
if os.access(fn, os.F_OK):