IPMI: Add support for chassis power on command

Fixes openbmc/openbmc#1236

Change-Id: I6a3478c11e9111145284ca028034355ebe085b5a
Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
diff --git a/chassishandler.cpp b/chassishandler.cpp
index 66a8cdd..a0afd56 100644
--- a/chassishandler.cpp
+++ b/chassishandler.cpp
@@ -803,6 +803,9 @@
 
 	switch(chassis_ctrl_cmd)
 	{
+		case CMD_POWER_ON:
+			rc = ipmi_chassis_power_control("powerOn");
+			break;
 		case CMD_POWER_OFF:
 			rc = ipmi_chassis_power_control("powerOff");
 			break;