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-rw-r--r--bl32/tsp/tsp.mk7
1 files changed, 6 insertions, 1 deletions
diff --git a/bl32/tsp/tsp.mk b/bl32/tsp/tsp.mk
index 4ea3dfb9f1..b1fe7ff600 100644
--- a/bl32/tsp/tsp.mk
+++ b/bl32/tsp/tsp.mk
@@ -1,5 +1,5 @@
#
-# Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
@@ -17,6 +17,11 @@ BL32_SOURCES += bl32/tsp/tsp_main.c \
BL32_LINKERFILE := bl32/tsp/tsp.ld.S
+# This flag determines whether pointer authentication is used in the TSP or not
+ifeq ($(ENABLE_PAUTH),1)
+BL32_CFLAGS += -msign-return-address=non-leaf
+endif
+
# This flag determines if the TSPD initializes BL32 in tspd_init() (synchronous
# method) or configures BL31 to pass control to BL32 instead of BL33
# (asynchronous method).