Add TRNG Firmware Interface service
This adds the TRNG Firmware Interface Service to the standard
service dispatcher. This includes a method for dispatching entropy
requests to platforms and includes an entropy pool implementation to
avoid dropping any entropy requested from the platform.
Change-Id: I71cadb3cb377a507652eca9e0d68714c973026e9
Signed-off-by: Jimmy Brisson <jimmy.brisson@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
diff --git a/make_helpers/defaults.mk b/make_helpers/defaults.mk
index 5217a85..e94f3c3 100644
--- a/make_helpers/defaults.mk
+++ b/make_helpers/defaults.mk
@@ -1,5 +1,5 @@
#
-# Copyright (c) 2016-2020, ARM Limited. All rights reserved.
+# Copyright (c) 2016-2021, ARM Limited. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
@@ -209,6 +209,9 @@
# Software Delegated Exception support
SDEI_SUPPORT := 0
+# True Random Number firmware Interface
+TRNG_SUPPORT := 0
+
# Whether code and read-only data should be put on separate memory pages. The
# platform Makefile is free to override this value.
SEPARATE_CODE_AND_RODATA := 0