diff --git a/include/runtime_services/host_realm_managment/host_realm_rmi.h b/include/runtime_services/host_realm_managment/host_realm_rmi.h
index 5cb0292..dc2a7cd 100644
--- a/include/runtime_services/host_realm_managment/host_realm_rmi.h
+++ b/include/runtime_services/host_realm_managment/host_realm_rmi.h
@@ -293,14 +293,18 @@
 #define RMI_FEATURE_REGISTER_0_SVE_VL_SHIFT		10UL
 #define RMI_FEATURE_REGISTER_0_SVE_VL_WIDTH		4UL
 #define RMI_FEATURE_REGISTER_0_NUM_BPS_SHIFT		14UL
-#define RMI_FEATURE_REGISTER_0_NUM_BPS_WIDTH		4UL
-#define RMI_FEATURE_REGISTER_0_NUM_WPS_SHIFT		18UL
-#define RMI_FEATURE_REGISTER_0_NUM_WPS_WIDTH		4UL
-#define RMI_FEATURE_REGISTER_0_PMU_EN			BIT(22)
-#define RMI_FEATURE_REGISTER_0_PMU_NUM_CTRS_SHIFT	23UL
+#define RMI_FEATURE_REGISTER_0_NUM_BPS_WIDTH		6UL
+#define RMI_FEATURE_REGISTER_0_NUM_WPS_SHIFT		20UL
+#define RMI_FEATURE_REGISTER_0_NUM_WPS_WIDTH		6UL
+#define RMI_FEATURE_REGISTER_0_PMU_EN			BIT(26)
+#define RMI_FEATURE_REGISTER_0_PMU_NUM_CTRS_SHIFT	27UL
 #define RMI_FEATURE_REGISTER_0_PMU_NUM_CTRS_WIDTH	5UL
-#define RMI_FEATURE_REGISTER_0_HASH_SHA_256		BIT(28)
-#define RMI_FEATURE_REGISTER_0_HASH_SHA_512		BIT(29)
+#define RMI_FEATURE_REGISTER_0_HASH_SHA_256		BIT(32)
+#define RMI_FEATURE_REGISTER_0_HASH_SHA_512		BIT(33)
+#define RMI_FEATURE_REGISTER_0_GICV3_NUM_LRS_SHIFT	34UL
+#define RMI_FEATURE_REGISTER_0_GICV3_NUM_LRS_WIDTH	4UL
+#define RMI_FEATURE_REGISTER_0_MAX_RECS_ORDER_SHIFT	38UL
+#define RMI_FEATURE_REGISTER_0_MAX_RECS_ORDER_WIDTH	4UL
 
 /*
  * Format of feature_flag[63:32].
diff --git a/realm/include/realm_rsi.h b/realm/include/realm_rsi.h
index 8436db9..6a4de5e 100644
--- a/realm/include/realm_rsi.h
+++ b/realm/include/realm_rsi.h
@@ -64,9 +64,16 @@
 	RSI_ERROR_COUNT
 } rsi_status_t;
 
+/* Size of Realm Personalization Value */
+#define RSI_RPV_SIZE			64U
+
 struct rsi_realm_config {
 	/* IPA width in bits */
-	SET_MEMBER(unsigned long ipa_width, 0, 0x1000);	/* Offset 0 */
+	SET_MEMBER(unsigned long ipa_width, 0, 8);	/* Offset 0 */
+	/* Hash algorithm */
+	SET_MEMBER(unsigned long algorithm, 8, 0x200);	/* Offset 8 */
+	/* Realm Personalization Value */
+	SET_MEMBER(unsigned char rpv[RSI_RPV_SIZE], 0x200, 0x1000); /* Offset 0x200 */
 };
 
 /*
@@ -106,7 +113,8 @@
 typedef enum {
 	RSI_EMPTY = 0U,
 	RSI_RAM,
-	RSI_DESTROYED
+	RSI_DESTROYED,
+	RSI_DEV
 } rsi_ripas_type;
 
 typedef enum {