-/* event-scan returns */
-#define SEVERITY_FATAL 0x5
-#define SEVERITY_ERROR 0x4
-#define SEVERITY_ERROR_SYNC 0x3
-#define SEVERITY_WARNING 0x2
-#define SEVERITY_EVENT 0x1
-#define SEVERITY_NO_ERROR 0x0
-#define DISP_FULLY_RECOVERED 0x0
-#define DISP_LIMITED_RECOVERY 0x1
-#define DISP_NOT_RECOVERED 0x2
-#define PART_PRESENT 0x0
-#define PART_NOT_PRESENT 0x1
-#define INITIATOR_UNKNOWN 0x0
-#define INITIATOR_CPU 0x1
-#define INITIATOR_PCI 0x2
-#define INITIATOR_ISA 0x3
-#define INITIATOR_MEMORY 0x4
-#define INITIATOR_POWERMGM 0x5
-#define TARGET_UNKNOWN 0x0
-#define TARGET_CPU 0x1
-#define TARGET_PCI 0x2
-#define TARGET_ISA 0x3
-#define TARGET_MEMORY 0x4
-#define TARGET_POWERMGM 0x5
-#define TYPE_RETRY 0x01
-#define TYPE_TCE_ERR 0x02
-#define TYPE_INTERN_DEV_FAIL 0x03
-#define TYPE_TIMEOUT 0x04
-#define TYPE_DATA_PARITY 0x05
-#define TYPE_ADDR_PARITY 0x06
-#define TYPE_CACHE_PARITY 0x07
-#define TYPE_ADDR_INVALID 0x08
-#define TYPE_ECC_UNCORR 0x09
-#define TYPE_ECC_CORR 0x0a
-#define TYPE_EPOW 0x40
+/* RTAS event severity */
+#define RTAS_SEVERITY_FATAL 0x5
+#define RTAS_SEVERITY_ERROR 0x4
+#define RTAS_SEVERITY_ERROR_SYNC 0x3
+#define RTAS_SEVERITY_WARNING 0x2
+#define RTAS_SEVERITY_EVENT 0x1
+#define RTAS_SEVERITY_NO_ERROR 0x0
+
+/* RTAS event disposition */
+#define RTAS_DISP_FULLY_RECOVERED 0x0
+#define RTAS_DISP_LIMITED_RECOVERY 0x1
+#define RTAS_DISP_NOT_RECOVERED 0x2
+
+/* RTAS event initiator */
+#define RTAS_INITIATOR_UNKNOWN 0x0
+#define RTAS_INITIATOR_CPU 0x1
+#define RTAS_INITIATOR_PCI 0x2
+#define RTAS_INITIATOR_ISA 0x3
+#define RTAS_INITIATOR_MEMORY 0x4
+#define RTAS_INITIATOR_POWERMGM 0x5
+
+/* RTAS event target */
+#define RTAS_TARGET_UNKNOWN 0x0
+#define RTAS_TARGET_CPU 0x1
+#define RTAS_TARGET_PCI 0x2
+#define RTAS_TARGET_ISA 0x3
+#define RTAS_TARGET_MEMORY 0x4
+#define RTAS_TARGET_POWERMGM 0x5
+
+/* RTAS event type */
+#define RTAS_TYPE_RETRY 0x01
+#define RTAS_TYPE_TCE_ERR 0x02
+#define RTAS_TYPE_INTERN_DEV_FAIL 0x03
+#define RTAS_TYPE_TIMEOUT 0x04
+#define RTAS_TYPE_DATA_PARITY 0x05
+#define RTAS_TYPE_ADDR_PARITY 0x06
+#define RTAS_TYPE_CACHE_PARITY 0x07
+#define RTAS_TYPE_ADDR_INVALID 0x08
+#define RTAS_TYPE_ECC_UNCORR 0x09
+#define RTAS_TYPE_ECC_CORR 0x0a
+#define RTAS_TYPE_EPOW 0x40
+#define RTAS_TYPE_PLATFORM 0xE0
+#define RTAS_TYPE_IO 0xE1
+#define RTAS_TYPE_INFO 0xE2
+#define RTAS_TYPE_DEALLOC 0xE3
+#define RTAS_TYPE_DUMP 0xE4