From 372fd2a64a4a45e98bd50f9041d3874e0fee2341 Mon Sep 17 00:00:00 2001
From: Dan Crowell <dcrowell@us.ibm.com>
Date: Mon, 15 Sep 2014 10:38:46 -0500
Subject: Add attributes to track HOMER address

Change-Id: Ia82ddcc83a52778a6b4c91d005c78c67973aad41
RTC: 108816
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/13380
Tested-by: Jenkins Server
Reviewed-by: Douglas R. Gilbert <dgilbert@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>
---
 src/usr/hwpf/hwp/occ/occ.C            | 21 +++++++++++++++------
 src/usr/hwpf/hwp/occ/runtime/rt_occ.C | 21 ++++++++++++++++++++-
 2 files changed, 35 insertions(+), 7 deletions(-)

(limited to 'src/usr/hwpf/hwp/occ')

diff --git a/src/usr/hwpf/hwp/occ/occ.C b/src/usr/hwpf/hwp/occ/occ.C
index 1f3bc509f..ea9d97076 100644
--- a/src/usr/hwpf/hwp/occ/occ.C
+++ b/src/usr/hwpf/hwp/occ/occ.C
@@ -5,7 +5,9 @@
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* COPYRIGHT International Business Machines Corp. 2013,2014              */
+/* Contributors Listed Below - COPYRIGHT 2013,2014                        */
+/* [+] International Business Machines Corp.                              */
+/*                                                                        */
 /*                                                                        */
 /* Licensed under the Apache License, Version 2.0 (the "License");        */
 /* you may not use this file except in compliance with the License.       */
@@ -183,15 +185,22 @@ namespace HBOCC
         do{
             //Figure out OCC image offset for Target
             //OCC image offset = HOMER_SIZE*ProcPosition +
-            //       OCC offset within HOMR (happens to be zero)
+            //       OCC offset within HOMER (happens to be zero)
             uint8_t tmpPos = i_target->getAttr<ATTR_POSITION>();
             tmpOffset = tmpPos*VMM_HOMER_INSTANCE_SIZE +
               HOMER_OFFSET_TO_OCC_IMG;
             targHomer = i_homerPhysAddrBase + tmpOffset;
-            occVirt =
-              reinterpret_cast<void *>
-              (reinterpret_cast<uint64_t>(i_homerVirtAddrBase)
-               + tmpOffset) ;
+            uint64_t occVirt64 =
+              reinterpret_cast<uint64_t>(i_homerVirtAddrBase)
+              + tmpOffset;
+            occVirt = reinterpret_cast<void *>(occVirt64);
+
+            // Remember where we put things
+            if( i_target )
+            {
+                i_target->setAttr<ATTR_HOMER_PHYS_ADDR>(targHomer);
+                i_target->setAttr<ATTR_HOMER_VIRT_ADDR>(occVirt64);
+            }
 
             //Figure out OCC Host Data offset for Target
             //OCC host data offset = HOMER_SIZE*ProcPosition +
diff --git a/src/usr/hwpf/hwp/occ/runtime/rt_occ.C b/src/usr/hwpf/hwp/occ/runtime/rt_occ.C
index e8025e9ed..d76d403d4 100644
--- a/src/usr/hwpf/hwp/occ/runtime/rt_occ.C
+++ b/src/usr/hwpf/hwp/occ/runtime/rt_occ.C
@@ -5,7 +5,9 @@
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* COPYRIGHT International Business Machines Corp. 2014                   */
+/* Contributors Listed Below - COPYRIGHT 2014                             */
+/* [+] International Business Machines Corp.                              */
+/*                                                                        */
 /*                                                                        */
 /* Licensed under the Apache License, Version 2.0 (the "License");        */
 /* you may not use this file except in compliance with the License.       */
@@ -122,6 +124,10 @@ namespace RT_OCC
                 break;
             }
 
+            // Remember where we put things
+            proc_target->setAttr<ATTR_HOMER_PHYS_ADDR>(i_homer_addr_phys);
+            proc_target->setAttr<ATTR_HOMER_VIRT_ADDR>(i_homer_addr_va);
+
             // Convert to fapi Target
             fapi::Target fapiTarg( fapi::TARGET_TYPE_PROC_CHIP,
                                    (const_cast<TARGETING::Target*>(proc_target)
@@ -609,6 +615,19 @@ namespace RT_OCC
             rt_intf->loadOCC = &executeLoadOCC;
             rt_intf->startOCCs = &executeStartOCCs;
             rt_intf->stopOCCs = &executeStopOCCs;
+
+            // If we already loaded OCC during the IPL we need to fix up
+            //  the virtual address because we're now not using virtual
+            //  memory
+            TargetHandleList procChips;
+            getAllChips(procChips, TYPE_PROC, true);
+            for (TargetHandleList::iterator itr = procChips.begin();
+                 itr != procChips.end();
+                 ++itr)
+            {
+                uint64_t addr = (*itr)->getAttr<ATTR_HOMER_PHYS_ADDR>();
+                (*itr)->setAttr<ATTR_HOMER_VIRT_ADDR>(addr);
+            }
         }
     };
 
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