Test that TF-A supports ARMv8.6-ECV
Note: This test will cause an unhandled exception in the case that TF-A
is not doing its job and enabling ARMv8.6-ECV Self-Synch when the hardware
supports it.
Change-Id: Iee19963f31fa47b0010e77d7b56b05b71ec1b507
Signed-off-by: Jimmy Brisson <jimmy.brisson@arm.com>
diff --git a/tftf/tests/extensions/ecv/test_ecv.c b/tftf/tests/extensions/ecv/test_ecv.c
new file mode 100644
index 0000000..463353b
--- /dev/null
+++ b/tftf/tests/extensions/ecv/test_ecv.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <test_helpers.h>
+#include <tftf.h>
+#include <tftf_lib.h>
+#include <string.h>
+
+/*
+ * TF-A is expected to allow access to CNTPOFF_EL2 register from EL2.
+ * Reading this register will trap to EL3 and crash when TF-A has not
+ * allowed access.
+ */
+test_result_t test_ecv_enabled(void)
+{
+ SKIP_TEST_IF_AARCH32();
+
+#ifdef __aarch64__
+ SKIP_TEST_IF_ECV_NOT_SELF_SYNC();
+ read_cntpoff_el2();
+
+ return TEST_RESULT_SUCCESS;
+#endif /* __aarch64__ */
+}