BMC: HCDB support

Called update_hwas_changed_mask on the target passed in, and its
children

Change-Id: I1d6ae317455b7e7dc48832f54d50150e7c280da5
RTC: 106886
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/13652
Tested-by: Jenkins Server
Reviewed-by: STEPHEN M. CPREK <smcprek@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

4 files changed, 51 insertions, 34 deletions

diff --git a/src/include/usr/hwas/hwasPlat.H b/src/include/usr/hwas/hwasPlat.H
index 7a0361c0d..26781a0be 100644
--- a/src/include/usr/hwas/hwasPlat.H
+++ b/src/include/usr/hwas/hwasPlat.H
@@ -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.       */
@@ -23,6 +25,8 @@
 #ifndef __HWAS_PLAT_H
 #define __HWAS_PLAT_H
 
+#include <config.h>
+
 /**
  *  @file hwas/hwasPlat.H
  *  @brief hostboot platform specific HWAS functions
@@ -32,19 +36,6 @@ namespace HWAS
 {
 
 /**
- * @brief   hwasChangeDetection   hostboot function
- *
- *  This routine will do 'what is needed' to see if any hardware has
- *      changed (ie, look at ECID or serial numbers..)
- *
- * @param  none
- *
- * @return errlHndl_t       valid errlHndl_t handle if there was an error
- *                          NULL if no errors;
- */
-errlHndl_t hwasChangeDetection();
-
-/**
  * @brief   hwasPLDDetection   hostboot function
  *
  *  This routine will do 'what is needed' to see if there were any
@@ -56,6 +47,22 @@ errlHndl_t hwasChangeDetection();
  */
 bool hwasPLDDetection();
 
-}
+/**
+ * @brief Wrapper function that updates the bit mask to let consumers
+ * know that a piece of hardware, and its possible children, have changed.
+ *
+ * @param[in]  i_target Target of the changed Hardware
+ */
+#ifndef CONFIG_HOST_HCDB_SUPPORT
+inline
+#endif
+void markTargetChanged(TARGETING::TargetHandle_t i_target)
+#ifdef CONFIG_HOST_HCDB_SUPPORT
+    ;
+#else
+    {};
+#endif
+
+} // namespace HWAS
 
 #endif // __HWAS_PLAT_H
diff --git a/src/usr/hwas/HBconfig b/src/usr/hwas/HBconfig
index d41516809..5fd8b798c 100644
--- a/src/usr/hwas/HBconfig
+++ b/src/usr/hwas/HBconfig
@@ -8,3 +8,8 @@ config NO_GARD_SUPPORT
     help
         Skip guarding when set
 
+config HOST_HCDB_SUPPORT
+   default n
+   depends on CVPD_READ_FROM_HW || MVPD_READ_FROM_HW || DJVPD_READ_FROM_HW
+   help
+       Hostboot will detect hardware changes
diff --git a/src/usr/hwas/hostbootIstep.C b/src/usr/hwas/hostbootIstep.C
index 6b01b28fd..5de7a739e 100644
--- a/src/usr/hwas/hostbootIstep.C
+++ b/src/usr/hwas/hostbootIstep.C
@@ -128,17 +128,6 @@ void* host_discover_targets( void *io_pArgs )
         TRACFCOMP(ISTEPS_TRACE::g_trac_isteps_trace, "Normal IPL mode");
 
         errl = discoverTargets();
-
-        // also if SP doesn't support change detection, call
-        // function to do it here.
-        if (!errl &&
-            !l_pTopLevel->getAttr<ATTR_SP_FUNCTIONS>()
-                .hardwareChangeDetection)
-        {
-            TRACFCOMP(ISTEPS_TRACE::g_trac_isteps_trace,
-                "calling hwasChangeDetection");
-            errl = hwasChangeDetection();
-        }
     }
 
     TRACDCOMP( ISTEPS_TRACE::g_trac_isteps_trace,
diff --git a/src/usr/hwas/hwasPlat.C b/src/usr/hwas/hwasPlat.C
index 6525401ad..689ba54f0 100644
--- a/src/usr/hwas/hwasPlat.C
+++ b/src/usr/hwas/hwasPlat.C
@@ -47,6 +47,7 @@
 #include <targeting/common/utilFilter.H>
 #include <fsi/fsiif.H>
 #include <config.h>
+#include <targeting/common/targetservice.H>
 
 namespace HWAS
 {
@@ -477,19 +478,34 @@ bool hwasPLDDetection()
     return rc;
 } // hwasPLDDetection
 
-
 //******************************************************************************
-// hwasChangeDetection function
+// markTargetChanged function
 //******************************************************************************
-errlHndl_t hwasChangeDetection()
+#ifdef CONFIG_HOST_HCDB_SUPPORT
+void markTargetChanged(TARGETING::TargetHandle_t i_target)
 {
-    errlHndl_t errl = NULL;
+    TargetHandleList l_pChildList;
 
-    // TODO: RTC: 70460
-    HWAS_DBG("hwasChangeDetection");
+    HWAS_INF("Marking target and all children as changed for parent HUID %.8X",
+                TARGETING::get_huid(i_target) );
 
-    return errl;
-} // hwasChangeDetection
+    //Call update mask on the target
+    update_hwas_changed_mask(i_target);
+
+    //Get all children under this target, and set them into the list
+    targetService().getAssociated(l_pChildList, i_target,
+           TargetService::CHILD, TargetService::ALL);
+
+    //Iterate through the child list that was populated, and update mask
+    for (TargetHandleList::iterator l_pChild_it = l_pChildList.begin();
+            l_pChild_it != l_pChildList.end(); ++l_pChild_it)
+    {
+        TargetHandle_t l_pChild = *l_pChild_it;
+        update_hwas_changed_mask(l_pChild);
+    }
+
+} // markTargetChanged
+#endif
 
 //******************************************************************************
 //  platCheckMinimumHardware()