IPMI soft power off
diff --git a/apphandler.h b/apphandler.h
index 35a2b20..aa2a55d 100644
--- a/apphandler.h
+++ b/apphandler.h
@@ -1,6 +1,19 @@
 #ifndef __HOST_IPMI_APP_HANDLER_H__
 #define __HOST_IPMI_APP_HANDLER_H__
 
+#include <stdint.h>
+
+// These are per skiboot ipmi-sel code
+
+// OEM_SEL type with Timestamp
+#define SEL_OEM_ID_0		0x55
+// SEL type is OEM and -not- general SEL
+#define SEL_RECORD_TYPE_OEM	0xC0
+// Minor command for soft shurdown
+#define SOFT_OFF			0x00
+// Major command for Any kind of power ops
+#define CMD_POWER			0x04
+
 // IPMI commands for App net functions.
 enum ipmi_netfn_app_cmds
 {
@@ -11,9 +24,27 @@
     IPMI_CMD_RESET_WD               = 0x22,
     IPMI_CMD_SET_WD                 = 0x24,
     IPMI_CMD_SET_BMC_GLOBAL_ENABLES = 0x2E,
+    IPMI_CMD_GET_MSG_FLAGS          = 0x31,
     IPMI_CMD_READ_EVENT             = 0x35,
     IPMI_CMD_GET_CAP_BIT            = 0x36,
-
 };
 
+// A Mechanism to tell host to shtudown hosts by sending this PEM SEL. Really
+// the only used fields by skiboot are:
+// id[0] / id[1] for ID_0 , ID_1
+// type : SEL_RECORD_TYPE_OEM as standard SELs are ignored by skiboot
+// cmd : CMD_POWER for power functions
+// data[0], specific commands.  example Soft power off. power cycle, etc.
+struct oem_sel_timestamped
+{
+	/* SEL header */
+	uint8_t id[2];
+	uint8_t type;
+	uint8_t manuf_id[3];
+	uint8_t timestamp[4];
+	/* OEM SEL data (6 bytes) follows */
+	uint8_t netfun;
+	uint8_t cmd;
+	uint8_t data[4];
+};
 #endif