Add retry of EXP_FW_STATUS when status is FW_BUSY

Change-Id: Ib1540b68beed197ea0b2784af2358ea363594a67
Original-Change-Id: Ic6b962fd4afdcce617ebb893b307ad5cc95086b8
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/77203
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Glenn Miles <milesg@ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Mark Pizzutillo <mark.pizzutillo@ibm.com>
Reviewed-by: STEPHEN GLANCY <sglancy@us.ibm.com>
Reviewed-by: Thi N. Tran <thi@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/81011
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

@@ -132,6 +132,7 @@ enum status_codes
     SUCCESS              = 0x00,
     ADDRESS_OUT_OF_RANGE = 0x01,
     ADDRESS_PROHIBITED   = 0x02,
+    FW_BUSY              = 0xFE,
 };
 
 ///

src/import/chips/ocmb/explorer/procedures/xml/error_info/mss_exp_errors.xml

@@ -117,6 +117,26 @@
     </deconfigure>
   </hwpError>
 
+  <hwpError>
+    <rc>RC_MSS_EXP_I2C_FW_STATUS_BUSY</rc>
+    <description>
+      Received FW_BUSY status after polling timeout for
+      command ID EXP_FW_STATUS
+    </description>
+    <ffdc>STATUS_CODE</ffdc>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+    <callout>
+      <target>TARGET</target>
+      <priority>HIGH</priority>
+    </callout>
+    <deconfigure>
+      <target>TARGET</target>
+    </deconfigure>
+  </hwpError>
+
   <hwpError>
     <rc>RC_MSS_EXP_I2C_POLLING_TIMEOUT</rc>
     <description>