1 files changed, 6 insertions, 0 deletions
diff --git a/os/common/ports/ARMCMx/compilers/IAR/chcoreasm_v7m.s b/os/common/ports/ARMCMx/compilers/IAR/chcoreasm_v7m.s
index 0b330e8d3..b0de85ce1 100644
--- a/os/common/ports/ARMCMx/compilers/IAR/chcoreasm_v7m.s
+++ b/os/common/ports/ARMCMx/compilers/IAR/chcoreasm_v7m.s
@@ -64,6 +64,9 @@ ICSR_PENDSVSET  SET 0x10000000
                 EXTERN  chThdExit
                 EXTERN  chSysHalt
                 EXTERN  chSchDoReschedule
+#if CH_DBG_ENABLE_STACK_CHECK || PORT_ENABLE_GUARD_PAGES
+                EXTERN  _port_set_region
+#endif
 #if CH_DBG_STATISTICS
                 EXTERN   _stats_start_measure_crit_thd
                 EXTERN   _stats_stop_measure_crit_thd
@@ -107,6 +110,9 @@ _port_switch:
  */
                 PUBLIC  _port_thread_start
 _port_thread_start:
+#if CH_DBG_ENABLE_STACK_CHECK || PORT_ENABLE_GUARD_PAGES
+                bl      _port_set_region
+#endif
 #if CH_DBG_SYSTEM_STATE_CHECK
                 bl      _dbg_check_unlock
 #endif