diff --git a/plat/arm/board/juno/include/platform_def.h b/plat/arm/board/juno/include/platform_def.h
index ef37104..5eaec69 100644
--- a/plat/arm/board/juno/include/platform_def.h
+++ b/plat/arm/board/juno/include/platform_def.h
@@ -66,6 +66,11 @@
 					MT_MEMORY | MT_RO | MT_NS)
 
 #ifdef JUNO_ETHOSN_TZMP1
+#define JUNO_ETHOSN_PROT_FW_RO MAP_REGION_FLAT(     \
+		JUNO_ETHOSN_FW_TZC_PROT_DRAM2_BASE, \
+		JUNO_ETHOSN_FW_TZC_PROT_DRAM2_SIZE, \
+		MT_RO_DATA | MT_SECURE)
+
 #define JUNO_ETHOSN_PROT_FW_RW MAP_REGION_FLAT(     \
 		JUNO_ETHOSN_FW_TZC_PROT_DRAM2_BASE, \
 		JUNO_ETHOSN_FW_TZC_PROT_DRAM2_SIZE, \
@@ -126,8 +131,8 @@
 #endif
 
 #ifdef IMAGE_BL31
-#  define PLAT_ARM_MMAP_ENTRIES		7
-#  define MAX_XLAT_TABLES		5
+# define PLAT_ARM_MMAP_ENTRIES		8
+# define MAX_XLAT_TABLES		6
 #endif
 
 #ifdef IMAGE_BL32
diff --git a/plat/arm/board/juno/juno_common.c b/plat/arm/board/juno/juno_common.c
index 584b2ed..02614da 100644
--- a/plat/arm/board/juno/juno_common.c
+++ b/plat/arm/board/juno/juno_common.c
@@ -79,6 +79,9 @@
 #endif
 	SOC_CSS_MAP_DEVICE,
 	ARM_DTB_DRAM_NS,
+#ifdef JUNO_ETHOSN_TZMP1
+	JUNO_ETHOSN_PROT_FW_RO,
+#endif
 	{0}
 };
 #endif
diff --git a/plat/arm/common/arm_common.mk b/plat/arm/common/arm_common.mk
index e424ec0..fca6f4f 100644
--- a/plat/arm/common/arm_common.mk
+++ b/plat/arm/common/arm_common.mk
@@ -359,6 +359,9 @@
 ARM_SVC_HANDLER_SRCS	+=	plat/arm/common/fconf/fconf_ethosn_getter.c	\
 				drivers/delay_timer/delay_timer.c		\
 				drivers/arm/ethosn/ethosn_smc.c
+ifeq (${ARM_ETHOSN_NPU_TZMP1},1)
+ARM_SVC_HANDLER_SRCS	+=	drivers/arm/ethosn/ethosn_big_fw.c
+endif
 endif
 
 ifeq (${ARCH}, aarch64)