tools: start implementing ipmi interface

Start implementing ipmi interface to handle sending the actual IPMI
packet contents.

Change-Id: Idf55c1594992d0f188ee6b2940bfe3842509d91d
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/tools/Makefile.am b/tools/Makefile.am
index 66cfa0e..acc6657 100644
--- a/tools/Makefile.am
+++ b/tools/Makefile.am
@@ -11,4 +11,5 @@
 	updater.cpp \
 	bt.cpp \
 	lpc.cpp \
-	blob_handler.cpp
+	blob_handler.cpp \
+	ipmi_handler.cpp