diff --git a/core/soong_config.mk b/core/soong_config.mk
index 0f82b68..c5dd320 100644
--- a/core/soong_config.mk
+++ b/core/soong_config.mk
@@ -426,6 +426,20 @@
   $(call add_json_str, BoardFlashLogicalBlockSize, $(BOARD_FLASH_LOGICAL_BLOCK_SIZE))
   $(call add_json_str, BoardFlashEraseBlockSize, $(BOARD_FLASH_ERASE_BLOCK_SIZE))
   $(call add_json_bool, BuildingVbmetaImage, $(BUILDING_VBMETA_IMAGE))
+
+  # boot image stuff
+  $(call add_json_bool, BuildingRamdiskImage, $(filter true,$(BUILDING_RAMDISK_IMAGE)))
+  $(call add_json_bool, ProductBuildBootImage, $(filter true,$(PRODUCT_BUILD_BOOT_IMAGE)))
+  $(call add_json_bool, ProductBuildInitBootImage, $(filter true,$(PRODUCT_BUILD_INIT_BOOT_IMAGE)))
+  $(call add_json_bool, BoardUsesRecoveryAsBoot, $(filter true,$(BOARD_USES_RECOVERY_AS_BOOT)))
+  $(call add_json_str, BoardPrebuiltBootimage, $(BOARD_PREBUILT_BOOT_IMAGE))
+  $(call add_json_str, BoardPrebuiltInitBootimage, $(BOARD_PREBUILT_INIT_BOOT_IMAGE))
+  $(call add_json_str, BoardBootimagePartitionSize, $(BOARD_BOOTIMAGE_PARTITION_SIZE))
+  $(call add_json_str, BoardInitBootimagePartitionSize, $(BOARD_INIT_BOOTIMAGE_PARTITION_SIZE))
+  $(call add_json_str, BoardBootHeaderVersion, $(BOARD_BOOT_HEADER_VERSION))
+  $(call add_json_str, TargetKernelPath, $(TARGET_KERNEL_PATH))
+
+  # Avb (android verified boot) stuff
   $(call add_json_bool, BoardAvbEnable, $(filter true,$(BOARD_AVB_ENABLE)))
   $(call add_json_str, BoardAvbAlgorithm, $(BOARD_AVB_ALGORITHM))
   $(call add_json_str, BoardAvbKeyPath, $(BOARD_AVB_KEY_PATH))
@@ -441,7 +455,6 @@
     $(call end_json_map))
   $(call end_json_map)
 
-  $(call add_json_bool, BoardUsesRecoveryAsBoot, $(filter true,$(BOARD_USES_RECOVERY_AS_BOOT)))
   $(call add_json_bool, ProductUseDynamicPartitionSize, $(filter true,$(PRODUCT_USE_DYNAMIC_PARTITION_SIZE)))
   $(call add_json_bool, CopyImagesForTargetFilesZip, $(filter true,$(COPY_IMAGES_FOR_TARGET_FILES_ZIP)))