Add feature Cold Redundancy

Add an Intel specific feature PSU Cold Redundancy. This is the first patch
which will get PSU information and PSU Event from D-Bus interfaces.
Cold Redundancy design document is in
https://gerrit.openbmc-project.xyz/c/openbmc/docs/+/27637

Signed-off-by: Cheng C Yang <cheng.c.yang@linux.intel.com>
Change-Id: Ic039118e4cebc8b0ff6ba80493180a1d8af0096b
diff --git a/cold-redundancy/redundancy_main.cpp b/cold-redundancy/redundancy_main.cpp
new file mode 100644
index 0000000..d8572e5
--- /dev/null
+++ b/cold-redundancy/redundancy_main.cpp
@@ -0,0 +1,33 @@
+/*
+// Copyright (c) 2019 Intel Corporation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+*/
+
+#include <cold_redundancy.hpp>
+#include <sdbusplus/asio/object_server.hpp>
+
+int main(void)
+{
+    boost::asio::io_service io;
+    auto systemBus = std::make_shared<sdbusplus::asio::connection>(io);
+
+    systemBus->request_name("xyz.openbmc_project.PSURedundancy");
+    sdbusplus::asio::object_server objectServer(systemBus);
+
+    ColdRedundancy coldRedundancy(io, objectServer, systemBus);
+
+    io.run();
+
+    return 0;
+}