feat(rme): add Realm security state definition
FEAT_RME introduces two additional security states,
Root and Realm security states. This patch adds Realm
security state awareness to SMCCC helpers and entry point info
structure.
Signed-off-by: Zelalem Aweke <zelalem.aweke@arm.com>
Change-Id: I9cdefcc1aa71259b2de46e5fb62b28d658fa59bd
diff --git a/include/common/ep_info.h b/include/common/ep_info.h
index 4bfa1fa..771572c 100644
--- a/include/common/ep_info.h
+++ b/include/common/ep_info.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2021, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -18,14 +18,21 @@
#define SECURE EP_SECURE
#define NON_SECURE EP_NON_SECURE
+#define REALM EP_REALM
+#if ENABLE_RME
+#define sec_state_is_valid(s) (((s) == SECURE) || \
+ ((s) == NON_SECURE) || \
+ ((s) == REALM))
+#else
#define sec_state_is_valid(s) (((s) == SECURE) || ((s) == NON_SECURE))
+#endif
#define PARAM_EP_SECURITY_MASK EP_SECURITY_MASK
#define NON_EXECUTABLE EP_NON_EXECUTABLE
#define EXECUTABLE EP_EXECUTABLE
-/* Secure or Non-secure image */
+/* Get/set security state of an image */
#define GET_SECURITY_STATE(x) ((x) & EP_SECURITY_MASK)
#define SET_SECURITY_STATE(x, security) \
((x) = ((x) & ~EP_SECURITY_MASK) | (security))