diff --git a/include/drivers/arm/gic_common.h b/include/drivers/arm/gic_common.h
index b9cae80..f4e2c52 100644
--- a/include/drivers/arm/gic_common.h
+++ b/include/drivers/arm/gic_common.h
@@ -12,6 +12,7 @@
  ******************************************************************************/
 /* Constants to categorise interrupts */
 #define MIN_SGI_ID		0
+#define MIN_SEC_SGI_ID		8
 #define MIN_PPI_ID		16
 #define MIN_SPI_ID		32
 #define MAX_SPI_ID		1019
diff --git a/include/plat/common/platform.h b/include/plat/common/platform.h
index 7468352..f00db0d 100644
--- a/include/plat/common/platform.h
+++ b/include/plat/common/platform.h
@@ -73,6 +73,9 @@
  * Optional interrupt management functions, depending on chosen EL3 components.
  ******************************************************************************/
 unsigned int plat_ic_get_running_priority(void);
+int plat_ic_is_spi(unsigned int id);
+int plat_ic_is_ppi(unsigned int id);
+int plat_ic_is_sgi(unsigned int id);
 
 /*******************************************************************************
  * Optional common functions (may be overridden)