Added steer code for explorer

Change-Id: Ia7bdc0345ac6bd4e821549903fb74dcf0ad1f158
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/94708
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: PPE CI <ppe-ci+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: Louis Stermole <stermole@us.ibm.com>
Reviewed-by: STEPHEN GLANCY <sglancy@us.ibm.com>
Reviewed-by: Jennifer A Stofer <stofer@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/95335
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Reviewed-by: Christian R Geddes <crgeddes@us.ibm.com>

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

@@ -781,4 +781,101 @@
     </callout>
   </hwpError>
 
+  <hwpError>
+    <rc>RC_EXP_MAINT_SYMBOL_NOT_FOUND</rc>
+    <description>
+       The requested symbol does not match a steer index.
+    </description>
+    <ffdc>SYMBOL</ffdc>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+  </hwpError>
+
+  <hwpError>
+    <rc>RC_EXP_MAINT_BAD_RANK_INPUT</rc>
+    <description>
+       The rank passed into a steer function was invalid.
+    </description>
+    <ffdc>PORT_TARGET</ffdc>
+    <ffdc>RANK</ffdc>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+  </hwpError>
+
+  <hwpError>
+    <rc>RC_EXP_MAINT_BAD_SPARE_INDEX</rc>
+    <description>
+       A spare index returned from symbol translation was invalid.
+    </description>
+    <ffdc>PORT_TARGET</ffdc>
+    <ffdc>SPARE0_INDEX</ffdc>
+    <ffdc>SPARE1_INDEX</ffdc>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+  </hwpError>
+
+  <hwpError>
+    <rc>RC_EXP_MAINT_BAD_STEER_MUX_TYPE</rc>
+    <description>
+       The steer mux type passed into a steer function was invalid.
+    </description>
+    <ffdc>PORT_TARGET</ffdc>
+    <ffdc>STEER_TYPE</ffdc>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+  </hwpError>
+
+  <hwpError>
+    <rc>RC_EXP_MAINT_INVALID_SYMBOL</rc>
+    <description>
+       The symbol passed into a steer function was invalid.
+    </description>
+    <ffdc>PORT_TARGET</ffdc>
+    <ffdc>SYMBOL</ffdc>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+  </hwpError>
+
+  <hwpError>
+    <rc>RC_EXP_MAINT_DO_STEER_INPUT_OUT_OF_RANGE</rc>
+    <description>
+       An input for setting steer mux reg was out of range.
+    </description>
+    <ffdc>PORT_TARGET</ffdc>
+    <ffdc>RANK</ffdc>
+    <ffdc>SYMBOL</ffdc>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+  </hwpError>
+
+  <hwpError>
+    <rc>RC_EXP_MAINT_DO_STEER_ALL_SPARES_DEPLOYED</rc>
+    <description>
+       All spares are already deployed when do_steer called.
+    </description>
+    <ffdc>PORT_TARGET</ffdc>
+    <ffdc>RANK</ffdc>
+    <ffdc>SYMBOL</ffdc>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+    <callout>
+      <target>PORT_TARGET</target>
+      <priority>HIGH</priority>
+    </callout>
+  </hwpError>
+
 </hwpErrors>