ATTN : Support for checkstop analysis.

Change-Id: I7a8c1b974d0d3d16ea2d92b997a9bb7e71ea0ac7
RTC: 119543
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/14769
Tested-by: Jenkins Server
Reviewed-by: Prem Shanker Jha <premjha2@in.ibm.com>
Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
Reviewed-by: Christopher T. Phan <cphan@us.ibm.com>
Reviewed-by: Bilicon Patil <bilpatil@in.ibm.com>
Reviewed-by: Zane Shelley <zshelle@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

4 files changed, 113 insertions, 7 deletions

diff --git a/src/usr/diag/attn/common/attnprd.C b/src/usr/diag/attn/common/attnprd.C
index 3fcce006b..1111c14ed 100644
--- a/src/usr/diag/attn/common/attnprd.C
+++ b/src/usr/diag/attn/common/attnprd.C
@@ -5,7 +5,7 @@
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* Contributors Listed Below - COPYRIGHT 2014                             */
+/* Contributors Listed Below - COPYRIGHT 2014,2015                        */
 /* [+] International Business Machines Corp.                              */
 /*                                                                        */
 /*                                                                        */
@@ -40,6 +40,13 @@
 #include <util/singleton.H>
 #include <errl/errlmanager.H>
 
+// Custom compile configs
+#include <config.h>
+
+#if !defined(__HOSTBOOT_RUNTIME) && defined(CONFIG_ENABLE_CHECKSTOP_ANALYSIS)
+  #include <prdf/prdfMain_ipl.H>
+#endif
+
 using namespace std;
 using namespace PRDF;
 using namespace TARGETING;
@@ -77,7 +84,19 @@ errlHndl_t PrdImpl::callPrd(const AttentionList & i_attentions)
         // requirement that the highest priority attention
         // appear first in the argument list is satisfied.
 
-        err = PRDF::main(attnList.front().attnType, attnList);
+        // Checkstop can only be handled in next IPL session. Call
+        // separate function to handle CS.
+        #if !defined(__HOSTBOOT_RUNTIME) && \
+            defined(CONFIG_ENABLE_CHECKSTOP_ANALYSIS)
+        if( MACHINE_CHECK == attnList.front().attnType )
+        {
+            err = PRDF::analyzeCheckStop(attnList.front().attnType, attnList);
+        }
+        else
+        #endif
+        {
+            err = PRDF::main(attnList.front().attnType, attnList);
+        }
     }
 
     return err;
diff --git a/src/usr/diag/attn/ipl/attn.C b/src/usr/diag/attn/ipl/attn.C
index 181c7ce34..2b0c7b950 100644
--- a/src/usr/diag/attn/ipl/attn.C
+++ b/src/usr/diag/attn/ipl/attn.C
@@ -119,6 +119,7 @@ errlHndl_t checkForCSAttentions()
         if ( !validData )
         {
             // Nothing to do, exit quietly.
+            ATTN_SLOW("No PNOR data found, nothing to analyze.");
             break;
         }
 
@@ -126,7 +127,13 @@ errlHndl_t checkForCSAttentions()
         FileRegSvc fileRegs;
         fileRegs.installScomImpl();
 
-        // TODO: RTC 119543 Process the checkstop attention
+        // Process the checkstop attention
+        errl = Singleton<Service>::instance().processCheckstop();
+        if ( NULL != errl )
+        {
+            firData.addFfdc( errl );
+            errlCommit( errl, ATTN_COMP_ID );
+        }
 
         // Uninstall File scom implementation.
         Singleton<ScomImpl>::instance().installScomImpl();
diff --git a/src/usr/diag/attn/ipl/attnsvc.C b/src/usr/diag/attn/ipl/attnsvc.C
index 51fb87603..fb66a5aea 100644
--- a/src/usr/diag/attn/ipl/attnsvc.C
+++ b/src/usr/diag/attn/ipl/attnsvc.C
@@ -1,11 +1,11 @@
 /* IBM_PROLOG_BEGIN_TAG                                                   */
 /* This is an automatically generated prolog.                             */
 /*                                                                        */
-/* $Source: src/usr/diag/attn/hostboot/attnsvc.C $                        */
+/* $Source: src/usr/diag/attn/ipl/attnsvc.C $                             */
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* Contributors Listed Below - COPYRIGHT 2014                             */
+/* Contributors Listed Below - COPYRIGHT 2014,2015                        */
 /* [+] International Business Machines Corp.                              */
 /*                                                                        */
 /*                                                                        */
@@ -37,6 +37,9 @@
 #include "common/attnmem.H"
 #include "common/attntarget.H"
 
+// Custom compile configs
+#include <config.h>
+
 using namespace std;
 using namespace PRDF;
 using namespace TARGETING;
@@ -216,6 +219,68 @@ void Service::processIntrQMsg(msg_t & i_msg)
 
 }
 
+#ifdef CONFIG_ENABLE_CHECKSTOP_ANALYSIS
+
+errlHndl_t Service::processCheckstop()
+{
+    errlHndl_t err = NULL;
+    AttentionList attentions;
+
+    assert(!Singleton<Service>::instance().running());
+    TargetHandleList list;
+
+    MemOps & memOps = getMemOps();
+    ProcOps & procOps = getProcOps();
+    attentions.clear();
+
+    getTargetService().getAllChips(list, TYPE_PROC);
+
+    TargetHandleList::iterator tit = list.begin();
+
+    while(tit != list.end())
+    {
+        // query the proc resolver for active attentions
+
+        err = procOps.resolve( *tit, 0, attentions);
+
+        if(err)
+        {
+            ATTN_ERR("procOps.resolve() returned error.HUID:0X%08X ",
+                      get_huid( *tit ));
+            break;
+        }
+
+        // query the mem resolver for active attentions
+
+        err = memOps.resolve(*tit, attentions);
+
+        if(err)
+        {
+            ATTN_ERR("memOps.resolve() returned error.HUID:0X%08X ",
+                      get_huid( *tit ));
+            break;
+        }
+        ++tit;
+    }
+
+    if( NULL != err )
+    {
+        if(!attentions.empty())
+        {
+            err = getPrdWrapper().callPrd(attentions);
+        }
+
+        if(err)
+        {
+            ATTN_ERR("callPrd() returned error." )
+        }
+    }
+
+    return err;
+}
+
+#endif // CONFIG_ENABLE_CHECKSTOP_ANALYSIS
+
 void* Service::prdTask(void * i_svc)
 {
     // prd task loop
diff --git a/src/usr/diag/attn/ipl/attnsvc.H b/src/usr/diag/attn/ipl/attnsvc.H
index 7f0d3f487..aa5a974f0 100644
--- a/src/usr/diag/attn/ipl/attnsvc.H
+++ b/src/usr/diag/attn/ipl/attnsvc.H
@@ -1,11 +1,11 @@
 /* IBM_PROLOG_BEGIN_TAG                                                   */
 /* This is an automatically generated prolog.                             */
 /*                                                                        */
-/* $Source: src/usr/diag/attn/hostboot/attnsvc.H $                        */
+/* $Source: src/usr/diag/attn/ipl/attnsvc.H $                             */
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* Contributors Listed Below - COPYRIGHT 2014                             */
+/* Contributors Listed Below - COPYRIGHT 2014,2015                        */
 /* [+] International Business Machines Corp.                              */
 /*                                                                        */
 /*                                                                        */
@@ -35,6 +35,9 @@
 #include <sys/sync.h>
 #include "common/attnsvc_common.H"
 
+// Custom compile configs
+#include <config.h>
+
 namespace ATTN
 {
 
@@ -91,6 +94,18 @@ class Service : public ServiceCommon
          */
         ~Service();
 
+        #ifdef CONFIG_ENABLE_CHECKSTOP_ANALYSIS
+
+        /**
+         * @brief Process checlstop attentions.
+         *
+         * @retval[0] no error
+         * @retval[!0] unexpected error
+         */
+        errlHndl_t processCheckstop();
+
+        #endif // CONFIG_ENABLE_CHECKSTOP_ANALYSIS
+
     private:
 
         /**