diff --git a/core/build_id.mk b/core/build_id.mk
index a489788..2f9c3f3 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -18,4 +18,4 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-BUILD_ID=TM
+BUILD_ID=MASTER
diff --git a/core/generate_enforce_rro.mk b/core/generate_enforce_rro.mk
index 9079981..ed258cc 100644
--- a/core/generate_enforce_rro.mk
+++ b/core/generate_enforce_rro.mk
@@ -38,7 +38,7 @@
 
 LOCAL_FULL_MANIFEST_FILE := $(rro_android_manifest_file)
 
-LOCAL_AAPT_FLAGS += --auto-add-overlay
+LOCAL_AAPT_FLAGS += --auto-add-overlay --keep-raw-values
 LOCAL_RESOURCE_DIR := $(enforce_rro_source_overlays)
 
 ifeq (product,$(enforce_rro_partition))
diff --git a/core/tasks/automotive-tests.mk b/core/tasks/automotive-tests.mk
new file mode 100644
index 0000000..da6af6b
--- /dev/null
+++ b/core/tasks/automotive-tests.mk
@@ -0,0 +1,61 @@
+# Copyright (C) 2022 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+.PHONY: automotive-tests
+
+automotive-tests-zip := $(PRODUCT_OUT)/automotive-tests.zip
+# Create an artifact to include a list of test config files in automotive-tests.
+automotive-tests-list-zip := $(PRODUCT_OUT)/automotive-tests_list.zip
+# Create an artifact to include all test config files in automotive-tests.
+automotive-tests-configs-zip := $(PRODUCT_OUT)/automotive-tests_configs.zip
+my_host_shared_lib_for_automotive_tests := $(call copy-many-files,$(COMPATIBILITY.automotive-tests.HOST_SHARED_LIBRARY.FILES))
+automotive_tests_host_shared_libs_zip := $(PRODUCT_OUT)/automotive-tests_host-shared-libs.zip
+
+$(automotive-tests-zip) : .KATI_IMPLICIT_OUTPUTS := $(automotive-tests-list-zip) $(automotive-tests-configs-zip) $(automotive_tests_host_shared_libs_zip)
+$(automotive-tests-zip) : PRIVATE_automotive_tests_list := $(PRODUCT_OUT)/automotive-tests_list
+$(automotive-tests-zip) : PRIVATE_HOST_SHARED_LIBS := $(my_host_shared_lib_for_automotive_tests)
+$(automotive-tests-zip) : PRIVATE_automotive_host_shared_libs_zip := $(automotive_tests_host_shared_libs_zip)
+$(automotive-tests-zip) : $(COMPATIBILITY.automotive-tests.FILES) $(my_host_shared_lib_for_automotive_tests) $(SOONG_ZIP)
+	rm -f $@-shared-libs.list
+	echo $(sort $(COMPATIBILITY.automotive-tests.FILES)) | tr " " "\n" > $@.list
+	grep $(HOST_OUT_TESTCASES) $@.list > $@-host.list || true
+	grep -e .*\\.config$$ $@-host.list > $@-host-test-configs.list || true
+	$(hide) for shared_lib in $(PRIVATE_HOST_SHARED_LIBS); do \
+	  echo $$shared_lib >> $@-host.list; \
+	  echo $$shared_lib >> $@-shared-libs.list; \
+	done
+	grep $(HOST_OUT_TESTCASES) $@-shared-libs.list > $@-host-shared-libs.list || true
+	grep $(TARGET_OUT_TESTCASES) $@.list > $@-target.list || true
+	grep -e .*\\.config$$ $@-target.list > $@-target-test-configs.list || true
+	$(hide) $(SOONG_ZIP) -d -o $@ -P host -C $(HOST_OUT) -l $@-host.list -P target -C $(PRODUCT_OUT) -l $@-target.list
+	$(hide) $(SOONG_ZIP) -d -o $(automotive-tests-configs-zip) \
+	  -P host -C $(HOST_OUT) -l $@-host-test-configs.list \
+	  -P target -C $(PRODUCT_OUT) -l $@-target-test-configs.list
+	$(SOONG_ZIP) -d -o $(PRIVATE_automotive_host_shared_libs_zip) \
+	  -P host -C $(HOST_OUT) -l $@-host-shared-libs.list
+	rm -f $(PRIVATE_automotive_tests_list)
+	$(hide) grep -e .*\\.config$$ $@-host.list | sed s%$(HOST_OUT)%host%g > $(PRIVATE_automotive_tests_list)
+	$(hide) grep -e .*\\.config$$ $@-target.list | sed s%$(PRODUCT_OUT)%target%g >> $(PRIVATE_automotive_tests_list)
+	$(hide) $(SOONG_ZIP) -d -o $(automotive-tests-list-zip) -C $(dir $@) -f $(PRIVATE_automotive_tests_list)
+	rm -f $@.list $@-host.list $@-target.list $@-host-test-configs.list $@-target-test-configs.list \
+	  $@-shared-libs.list $@-host-shared-libs.list $(PRIVATE_automotive_tests_list)
+
+automotive-tests: $(automotive-tests-zip)
+$(call dist-for-goals, automotive-tests, $(automotive-tests-zip) $(automotive-tests-list-zip) $(automotive-tests-configs-zip) $(automotive_tests_host_shared_libs_zip))
+
+$(call declare-1p-container,$(automotive-tests-zip),)
+$(call declare-container-license-deps,$(automotive-tests-zip),$(COMPATIBILITY.automotive-tests.FILES) $(my_host_shared_lib_for_automotive_tests),$(PRODUCT_OUT)/:/)
+
+tests: automotive-tests
diff --git a/core/version_defaults.mk b/core/version_defaults.mk
index 8c74c72..a6e3d5b 100644
--- a/core/version_defaults.mk
+++ b/core/version_defaults.mk
@@ -58,7 +58,7 @@
 # This is the user-visible version.  In a final release build it should
 # be empty to use PLATFORM_VERSION as the user-visible version.  For
 # a preview release it can be set to a user-friendly value like `12 Preview 1`
-PLATFORM_DISPLAY_VERSION := 13
+PLATFORM_DISPLAY_VERSION :=
 
 ifndef PLATFORM_SDK_VERSION
   # This is the canonical definition of the SDK version, which defines
diff --git a/target/product/base_system.mk b/target/product/base_system.mk
index 6e7df48..48bd469 100644
--- a/target/product/base_system.mk
+++ b/target/product/base_system.mk
@@ -69,6 +69,7 @@
     com.android.neuralnetworks \
     com.android.scheduling \
     com.android.sdkext \
+    com.android.sepolicy \
     com.android.tethering \
     com.android.tzdata \
     com.android.uwb \
@@ -369,6 +370,7 @@
 PRODUCT_PACKAGES_DEBUG := \
     adb_keys \
     arping \
+    com.android.sepolicy.cert-debug.der \
     dmuserd \
     idlcli \
     init-debug.rc \