Index: trunk/CHANGES
===================================================================
--- trunk/CHANGES	(revision 82)
+++ trunk/CHANGES	(revision 83)
@@ -1,3 +1,4 @@
+- Changed "Default Partition" behaviour to accept only native system volumes or foreign partitions.
 - Added NVIDIA new NVCAP customization support and support for ION gfx cards from aserebln
 - Added ATI new framebuffers support and new cards from PCEFI10.6
 - improved ACPI file search algo by implementing a cache.
Index: trunk/i386/libsaio/sys.c
===================================================================
--- trunk/i386/libsaio/sys.c	(revision 82)
+++ trunk/i386/libsaio/sys.c	(revision 83)
@@ -776,6 +776,7 @@
 	/*
 	 * Checking "Default Partition" key in system configuration - use format: hd(x,y) -
 	 * to override the default selection.
+	 * We accept only kBVFlagSystemVolume or kBVFlagForeignBoot volumes.
 	 */
   const char * val;
   char testStr[64];
@@ -786,7 +787,8 @@
     for ( bvr = chain; bvr; bvr = bvr->next )
     {
       *testStr = '\0';
-      if ( bvr->biosdev >= 0x80 && bvr->biosdev < 0x100 )
+      if ( bvr->biosdev >= 0x80 && bvr->biosdev < 0x100
+            && ( bvr->flags & ( kBVFlagSystemVolume|kBVFlagForeignBoot ) ) )
       {
         sprintf(testStr, "hd(%d,%d)", bvr->biosdev - 0x80, bvr->part_no);
         if (strcmp(testStr, val) == 0)