Add HB_VOLATILE PNOR section flag

Change-Id: I8431edec1178cc062fdda943e5cade08acc5014c Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/41687 Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com> Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com> Reviewed-by: Stephen M. Cprek <smcprek@us.ibm.com> Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com> Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com> Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
open-power · Jun 16, 2017 · bb22513 · williamspatrick · Jun 20, 2017 · dcrowell77
1 parent ceb6abc
commit bb22513
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Showing 4 changed files with 9 additions and 1 deletion.
diff --git a/src/build/buildpnor/buildpnor.pl b/src/build/buildpnor/buildpnor.pl
@@ -241,6 +241,10 @@ sub addUserData
     {
         $miscFlags |= 0x10;
     }
+    if( ($i_sectionHash{$i_key}{volatile} eq "yes") )
+    {
+        $miscFlags |= 0x08;
+    }
 
     #First User Data Word
     #[1:chip][1:compressType][2:dataInteg]

diff --git a/src/include/usr/pnor/pnor_const.H b/src/include/usr/pnor/pnor_const.H
@@ -105,6 +105,7 @@ struct SectionInfo_t
     bool sha512perEC;   /**< Version Checking perEC */
     bool readOnly;      /**< Section is read only */
     bool reprovision;   /**< Erase this section during a reprovision */
+    bool Volatile;   /**< Section loses contents on non HB reboots */
     bool secure;        /**< Indicates if a section is secure */
 #ifdef CONFIG_SECUREBOOT
     size_t secureProtectedPayloadSize; /**< Cache the secure payload size so

diff --git a/src/usr/pnor/common/ffs_hb.H b/src/usr/pnor/common/ffs_hb.H
@@ -68,8 +68,9 @@ enum
     FFS_MISC_READ_ONLY     = 0x40,    /**< Read only section */
     FFS_MISC_PSEUDO        = 0x20,    /**< Pseudo partition */
     FFS_MISC_REPROVISION   = 0x10,    /**< Erased during reprovision */
+    FFS_MISC_VOLATILE      = 0x08,    /**< Loses contents based on boot types*/
     FFS_MISC_GOLDEN        = 0x01,    /**< Golden side of PNOR */
-    FFS_MISC_UNUSED        = 0x0E,    /**< Unused MISC Flags */
+    FFS_MISC_UNUSED        = 0x06,    /**< Unused MISC Flags */
 };
 
 /**

diff --git a/src/usr/pnor/pnorrp.C b/src/usr/pnor/pnorrp.C
@@ -647,6 +647,8 @@ errlHndl_t PnorRP::getSectionInfo( PNOR::SectionId i_section,
                                    != 0) ? true : false;
             o_info.reprovision = ((iv_TOC[id].misc & FFS_MISC_REPROVISION)
                                    != 0) ? true : false;
+            o_info.Volatile = ((iv_TOC[id].misc & FFS_MISC_VOLATILE)
+                                   != 0) ? true : false;
         }
 
     } while(0);