diff --git a/qemu_aarch64/plat_entry.S b/qemu_aarch64/plat_entry.S
new file mode 100644
index 0000000..84fb281
--- /dev/null
+++ b/qemu_aarch64/plat_entry.S
@@ -0,0 +1,25 @@
+/*
+ * Copyright 2018 Google LLC
+ *
+ * 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
+ *
+ *     https://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.
+ */
+
+.section .init.plat_entry, "ax"
+.global plat_entry
+plat_entry:
+	/* Save the FDT to a global variable. */
+	adrp x25, plat_fdt_addr
+	add x25, x25, :lo12:plat_fdt_addr
+	str x0, [x25]
+
+	ret