Add support for pldm based SBE hreset

Added functions for sending pldm requests and
specifically for sending SBE hreset requests.

Signed-off-by: Ben Tyner <ben.tyner@ibm.com>
Change-Id: If2e38954df80a0bee72c5c3020e5ee3d81493774
diff --git a/util/pldm.hpp b/util/pldm.hpp
new file mode 100644
index 0000000..c5d4057
--- /dev/null
+++ b/util/pldm.hpp
@@ -0,0 +1,20 @@
+#pragma once
+
+namespace util
+{
+namespace pldm
+{
+/*
+ *  @brief HRESET the SBE
+ *
+ *  @pre Host must be running
+ *
+ *  @param[in] sbeInstance - SBE to target (0 based)
+ *
+ *  @return true if HRESET successful
+ *
+ */
+bool hresetSbe(unsigned int sbeInstance);
+
+} // namespace pldm
+} // namespace util