PRD: Stop capturing MBFBISTFIR

Change-Id: I9bbeb5625632745d4ad85bc568e5eac0053ca512
CQ: SW251422
Backport: release-fips810
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/10156
Tested-by: Jenkins Server
Reviewed-by: Prem Shanker Jha <premjha2@in.ibm.com>
Reviewed-by: Bilicon Patil <bilpatil@in.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
Reviewed-by: Christopher T. Phan <cphan@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>
Reviewed-by: Zane Shelley <zshelle@us.ibm.com>
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/10304

1 files changed, 13 insertions, 9 deletions

diff --git a/src/usr/diag/prdf/common/plat/pegasus/Membuf_regs_MEM.rule b/src/usr/diag/prdf/common/plat/pegasus/Membuf_regs_MEM.rule
index f2da800dc..503efed0c 100755
--- a/src/usr/diag/prdf/common/plat/pegasus/Membuf_regs_MEM.rule
+++ b/src/usr/diag/prdf/common/plat/pegasus/Membuf_regs_MEM.rule
@@ -5,7 +5,7 @@
 #
 # IBM CONFIDENTIAL
 #
-# COPYRIGHT International Business Machines Corp. 2012,2013
+# COPYRIGHT International Business Machines Corp. 2012,2014
 #
 # p1
 #
@@ -112,14 +112,18 @@
     ############################################################################
 
     # FIR not used. Capture for FFDC only.
-
-    register MEMFBISTFIR
-    {
-        name        "FBIST.FBM.FBM_FIR_REG";
-        scomaddr    0x03010480;
-        capture     group FirRegs;
-        capture     group MemChipletRegs;
-    };
+    # This register is on the same clock domain for both MBAs. So if one is
+    # powered down and we try to SCOM to the other, there will be SCOM failures.
+    # Since this register is for FFDC purposes only, we simply will not capture
+    # this register.
+
+#    register MEMFBISTFIR
+#    {
+#        name        "FBIST.FBM.FBM_FIR_REG";
+#        scomaddr    0x03010480;
+#        capture     group FirRegs;
+#        capture     group MemChipletRegs;
+#    };
 
     ############################################################################
     # Error Report Registers