lk: Add eMMC boot support
diff --git a/include/target.h b/include/target.h
index 0464d90..ecc8400 100644
--- a/include/target.h
+++ b/include/target.h
@@ -29,4 +29,7 @@
 /* later init, after the kernel has come up */
 void target_init(void);
 
+/* if target is using eMMC bootup */
+int target_is_emmc_boot(void);
+
 #endif