+/*\r
+ * Management Mode (MM) calls cover a subset of the Standard Service Call range.\r
+ * The list below is not exhaustive.\r
+ */\r
+#define ARM_SMC_ID_MM_VERSION_AARCH32 0x84000040\r
+#define ARM_SMC_ID_MM_VERSION_AARCH64 0xC4000040\r
+\r
+// Request service from secure standalone MM environment\r
+#define ARM_SMC_ID_MM_COMMUNICATE_AARCH32 0x84000041\r
+#define ARM_SMC_ID_MM_COMMUNICATE_AARCH64 0xC4000041\r
+\r
+/* MM return error codes */\r
+#define ARM_SMC_MM_RET_SUCCESS 0\r
+#define ARM_SMC_MM_RET_NOT_SUPPORTED -1\r
+#define ARM_SMC_MM_RET_INVALID_PARAMS -2\r
+#define ARM_SMC_MM_RET_DENIED -3\r
+#define ARM_SMC_MM_RET_NO_MEMORY -4\r
+\r