caiman: add etm modules in userdebug/eng builds

Since etm modules are not in the normal kernel prebuilts,
they get left out of modules.load. So also import rc
file to load them.

Bug: 321061072
Test: build and run caiman
Change-Id: Iaf41244bc1135b7528d3a3ec3e92a4e644f5ee53

caiman/BoardConfig.mk

@@ -27,3 +27,7 @@ include device/google/zumapro/BoardConfig-common.mk
 -include vendor/google_devices/caiman/proprietary/BoardConfigVendor.mk
 include device/google/caimito-sepolicy/caiman-sepolicy.mk
 include device/google/caimito/wifi/BoardConfig-wifi.mk
+
+ifneq (,$(filter userdebug eng, $(TARGET_BUILD_VARIANT)))
+-include device/google/common/etm/6_1/BoardUserdebugModules.mk
+endif

conf/init.caiman.rc

@@ -71,3 +71,10 @@ on property:sys.boot_completed=1
     chown system input /dev/touch_offload
     chmod 660 /dev/touch_offload
     start twoshay
+
+# ETM
+on init && property:ro.build.flavor=caiman-userdebug
+    import /vendor/etc/init/hw/init.etm.rc
+
+on init && property:ro.build.flavor=caiman-eng
+    import /vendor/etc/init/hw/init.etm.rc

device-caiman.mk

@@ -379,3 +379,8 @@ SUPPORT_RIL_DOMAIN_SELECTION := true
 # Thread HAL
 PRODUCT_PACKAGES += \
    com.google.caimito.hardware.threadnetwork
+
+# ETM
+ifneq (,$(filter userdebug eng, $(TARGET_BUILD_VARIANT)))
+$(call inherit-product-if-exists, device/google/common/etm/device-userdebug-modules.mk)
+endif