Add procedures for updating explorer firmware image

Change-Id: I0f92be9711d8fcaf73ffb859ced17404007dd2f4
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/76278
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/81001
Reviewed-by: RAJA DAS <rajadas2@in.ibm.com>
Tested-by: RAJA DAS <rajadas2@in.ibm.com>

src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/shared/exp_consts.H

@@ -245,6 +245,14 @@ enum cmd_and_response_id
     EXP_FW_ERROR_LOG_GET = 0x0A,
 };
 
+///
+/// @brief Command flag definitions
+enum cmd_flags
+{
+    NO_FLAGS = 0,
+    ADDITIONAL_DATA = 1,
+};
+
 ///
 /// @brief Response argument parameters
 ///