Remove workaround clearing OCB Linear Window security bit during MPIPL

Change-Id: I6321605f0c34188b1c46f873e5100ca370555ede
RTC: 173716
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/46294
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
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: Corey V. Swenson <cswenson@us.ibm.com>
Reviewed-by: Elizabeth K. Liner <eliner@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

Author: crgeddes

src/usr/isteps/istep06/host_discover_targets.C

@@ -529,59 +529,8 @@ void* host_discover_targets( void *io_pArgs )
                   "host_discover_targets: MPIPL mode, targeting"
                   "information has already been loaded from memory"
                   "when the targeting service started");
-
-        //TODO RTC: 173716
-        // Remove workaround clearing OCB Linear Window security bit during MPIPL
-        TARGETING::TargetHandleList l_procChips;
-        getAllChips( l_procChips, TARGETING::TYPE_PROC   );
-
-        uint64_t l_ocb_lw_control_value = 0;
-        size_t l_size = sizeof(l_ocb_lw_control_value);
-
-        for (const auto & l_procChip: l_procChips)
-        {
-            //We are doing a Read-Modify-Write on the Linear Window Control reg
-            l_err = deviceRead(l_procChip,
-                            &l_ocb_lw_control_value,
-                            l_size,
-                            DEVICE_SCOM_ADDRESS(PU_OCB_OCI_OCBLWCR0_SCOM)); //0x6C208
-
-            if(l_err)
-            {
-                TRACFCOMP(ISTEPS_TRACE::g_trac_isteps_trace,
-                          "host_discover_targets: Failed to read scom address 0x%lx",
-                          PU_OCB_OCI_OCBLWCR0_SCOM);
-                ERRORLOG::ErrlUserDetailsTarget(l_procChip).addToLog(l_err);
-                l_err->collectTrace(TARG_COMP_NAME);
-                break;
-            }
-
-            //Clear bit 0
-            l_ocb_lw_control_value &= 0x7FFFFFFFFFFFFFFF;
-
-            l_err = deviceWrite(l_procChip,
-                                &l_ocb_lw_control_value,
-                                l_size,
-                                DEVICE_SCOM_ADDRESS(PU_OCB_OCI_OCBLWCR0_SCOM)); //0x6C208
-            if(l_err)
-            {
-                TRACFCOMP(ISTEPS_TRACE::g_trac_isteps_trace,
-                          "host_discover_targets: Failed to write 0x%lx scom address 0x%lx",
-                          l_ocb_lw_control_value, PU_OCB_OCI_OCBLWCR0_SCOM);
-                ERRORLOG::ErrlUserDetailsTarget(l_procChip).addToLog(l_err);
-                l_err->collectTrace(TARG_COMP_NAME);
-                break;
-            }
-        }
-
         do
         {
-            //If there is an error skip these steps .. something is wrong
-            if (l_err)
-            {
-                break;
-            }
-
             //Need to power down the slave quads
             l_err = powerDownSlaveQuads();
             if (l_err)