Log traces to error logs in HBRT

This enables buffer tracing at hostboot runtime.
Will add these traces to runtime errors for better debug

Change-Id: I795bb7deafdd02adea4588ebf8dfb11cbce116a0
RTC:172770
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/48084
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Christian R. Geddes <crgeddes@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>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Martin Gloff <mgloff@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

1 files changed, 19 insertions, 1 deletions

diff --git a/src/usr/trace/bufferpage.C b/src/usr/trace/bufferpage.C
index 00b9ff447..c6cfb57e0 100644
--- a/src/usr/trace/bufferpage.C
+++ b/src/usr/trace/bufferpage.C
@@ -5,7 +5,9 @@
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* COPYRIGHT International Business Machines Corp. 2012,2014              */
+/* Contributors Listed Below - COPYRIGHT 2012,2017                        */
+/* [+] 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.       */
@@ -25,7 +27,11 @@
 
 #include <limits.h>
 #include <stdlib.h>
+#include <string.h>
+
+#ifndef __HOSTBOOT_RUNTIME
 #include <kernel/pagemgr.H>
+#endif
 
 namespace TRACE
 {
@@ -60,7 +66,11 @@ namespace TRACE
     {
         BufferPage* page = NULL;
 
+#ifndef __HOSTBOOT_RUNTIME
         page = reinterpret_cast<BufferPage*>(PageManager::allocatePage());
+#else
+        page = reinterpret_cast<BufferPage*>(malloc(PAGESIZE));
+#endif
         memset(page, '\0', PAGESIZE);
 
         if (i_common)
@@ -73,7 +83,15 @@ namespace TRACE
 
     void BufferPage::deallocate(BufferPage* i_page)
     {
+#ifndef __HOSTBOOT_RUNTIME
         PageManager::freePage(i_page);
+#else
+        if (i_page != nullptr)
+        {
+           free(i_page);
+           i_page = nullptr;
+        }
+#endif
     }
 
 }