From 856989d5d41722dc051287c4fd8917f7d72ce20f Mon Sep 17 00:00:00 2001
From: Deepika <deepika.bhavnani@arm.com>
Date: Wed, 28 Mar 2018 11:31:18 -0500
Subject: [PATCH] CMSIS/RTX: Patch to conditionally compile

tz_context.c should be compiled only for secure world,
definition of API's in tz_context.h should be part of secure
binary/bootloader when building mbed-os as non-secure

(Cherry picked from d0a43b8af0eef4775ec4c3da5994ecceb9ed4558)

(cherry picked from commit fb354752eb69403ad503c8e53da67da6483776d6)
---
 cmsis/TARGET_CORTEX_M/mbed_tz_context.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cmsis/TARGET_CORTEX_M/mbed_tz_context.c b/cmsis/TARGET_CORTEX_M/mbed_tz_context.c
index e2e82942f8..8e9541f75d 100644
--- a/cmsis/TARGET_CORTEX_M/mbed_tz_context.c
+++ b/cmsis/TARGET_CORTEX_M/mbed_tz_context.c
@@ -22,6 +22,8 @@
  * limitations under the License.
  */
 
+#if defined (__ARM_FEATURE_CMSE) &&  (__ARM_FEATURE_CMSE == 3U)
+
 #include "RTE_Components.h"
 #include CMSIS_device_header
 #include "tz_context.h"
@@ -198,3 +200,4 @@ uint32_t TZ_StoreContext_S (TZ_MemoryId_t id) {
 
   return 1U;    // Success
 }
+#endif