IPL Time Checkstop Analysis: GitHub PR fixes

Starting SGPE in istep15.4 causes OIMR0 register to be improperly
reset, which breaks the xstop analysis flow during IPL. A hack was
incorporated to write the original contents of that register back
if the IPL checkstop flag is enabled.

Change-Id: I4b8d8bee9c225d7f726aeb029ded45ceba1692a6
RTC:155065
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/45301
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: William G. Hoffa <wghoffa@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: Prachi Gupta <pragupta@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

1 files changed, 0 insertions, 19 deletions

diff --git a/src/usr/isteps/pm/occCheckstop.C b/src/usr/isteps/pm/occCheckstop.C
index 8c8fb2a0a..476638d98 100644
--- a/src/usr/isteps/pm/occCheckstop.C
+++ b/src/usr/isteps/pm/occCheckstop.C
@@ -119,25 +119,6 @@ namespace HBOCC
 
         do {
             //  ************************************************************
-            //  Initialize Cores and Quads
-            //  ************************************************************
-            FAPI_DBG("Executing p9_pm_corequad_init to"
-                                                   " initialize cores & quads");
-            FAPI_INVOKE_HWP(l_errl, p9_pm_corequad_init,
-                          l_target,
-                          p9pm::PM_INIT,
-                          0,//CME FIR MASK for reset
-                          0,//Core Error Mask for reset
-                          0 //Quad Error Mask for reset
-                         );
-            if(l_errl)
-            {
-                TRACFCOMP(g_fapiTd,
-                                  "ERROR: Failed to initialize cores & quads");
-                break;
-            }
-
-            //  ************************************************************
             //  Issue init to OCB
             //  ************************************************************
             FAPI_DBG("Executing p9_pm_ocb_init to initialize OCB channels");