+KERNEL_DETAILS_FILE=$(INCLUDE_DIR)/kernel-$(KERNEL_PATCHVER)
+ifeq ($(wildcard $(KERNEL_DETAILS_FILE)),)
+ $(error Missing kernel version/hash file for $(KERNEL_PATCHVER). Please create $(KERNEL_DETAILS_FILE))
+endif
+
+include $(KERNEL_DETAILS_FILE)
+
+ifdef KERNEL_TESTING_PATCHVER
+ KERNEL_TESTING_DETAILS_FILE=$(INCLUDE_DIR)/kernel-$(KERNEL_TESTING_PATCHVER)
+ ifeq ($(wildcard $(KERNEL_TESTING_DETAILS_FILE)),)
+ $(error Missing kernel version/hash file for $(KERNEL_TESTING_PATCHVER). Please create $(KERNEL_TESTING_DETAILS_FILE))
+ endif