diff --git a/plat/xilinx/common/include/plat_common.h b/plat/xilinx/common/include/plat_common.h
index 676baa2..2958868 100644
--- a/plat/xilinx/common/include/plat_common.h
+++ b/plat/xilinx/common/include/plat_common.h
@@ -14,4 +14,16 @@
 		(typeof(_mask))(((_reg) & (_mask)) >> __bf_shf(_mask));	\
 	})
 
+/*******************************************************************************
+ * interrupt handling related constants
+ ******************************************************************************/
+#define ARM_IRQ_SEC_SGI_0	8U
+#define ARM_IRQ_SEC_SGI_1	9U
+#define ARM_IRQ_SEC_SGI_2	10U
+#define ARM_IRQ_SEC_SGI_3	11U
+#define ARM_IRQ_SEC_SGI_4	12U
+#define ARM_IRQ_SEC_SGI_5	13U
+#define ARM_IRQ_SEC_SGI_6	14U
+#define ARM_IRQ_SEC_SGI_7	15U
+
 #endif /* PLAT_COMMON_H */