Index: trunk/doc/BootHelp.txt
===================================================================
--- trunk/doc/BootHelp.txt	(revision 181)
+++ trunk/doc/BootHelp.txt	(revision 182)
@@ -47,7 +47,8 @@
   "Instant Menu"=Yes      Force displaying the partition selection menu. 
 
   "Default Partition"     Sets the default boot partition,
-    =hd(x,y)                where 'x' & 'y' are the disk and partition numbers.
+    =hd(x,y)|             where 'x' & 'y' are the disk and partition numbers
+    =<UUID>                 or specify the selected volume UUID string.
   "Hide Partition"        Remove unwanted partition(s) from the boot menu.
     =hd(x,y) [hd(m,n)]      only non mac osx boot partitions can be hidden.
 
Index: trunk/CHANGES
===================================================================
--- trunk/CHANGES	(revision 181)
+++ trunk/CHANGES	(revision 182)
@@ -1,3 +1,5 @@
+- Added alternate format for setting the default partition. The user can specify the selected
+  volume UUID for the "Default Partition" key.
 - Implemented SPD memory automatic detection and injection,seems to work really great ...
 - Factorized code to prepare a dynamic memory detection algorithm ...
 - Optimized smbios table address search
Index: trunk/i386/libsaio/sys.c
===================================================================
--- trunk/i386/libsaio/sys.c	(revision 181)
+++ trunk/i386/libsaio/sys.c	(revision 182)
@@ -774,7 +774,7 @@
 				return bvr;
 	
 	/*
-	 * Checking "Default Partition" key in system configuration - use format: hd(x,y) -
+	 * Checking "Default Partition" key in system configuration - use format: hd(x,y) or the volume UUID -
 	 * to override the default selection.
 	 * We accept only kBVFlagSystemVolume or kBVFlagForeignBoot volumes.
 	 */
@@ -786,13 +786,17 @@
   {
     for ( bvr = chain; bvr; bvr = bvr->next )
     {
-      *testStr = '\0';
       if ( bvr->biosdev >= 0x80 && bvr->biosdev < 0x100
             && ( bvr->flags & ( kBVFlagSystemVolume|kBVFlagForeignBoot ) ) )
       {
+        // Trying to match hd(x,y) format.
         sprintf(testStr, "hd(%d,%d)", bvr->biosdev - 0x80, bvr->part_no);
         if (strcmp(testStr, val) == 0)
           return bvr;
+          
+        // Trying to match volume UUID.
+        if (bvr->fs_getuuid && bvr->fs_getuuid(bvr, testStr) == 0 && strcmp(testStr, val) == 0)
+          return bvr;
       }
     }
   }