diff -r e2f36d066b7b tools/firmware/rombios/rombios.c
--- a/tools/firmware/rombios/rombios.c	Mon Dec 22 13:48:40 2008 +0000
+++ b/tools/firmware/rombios/rombios.c	Tue Jan 06 17:06:05 2009 +0900
@@ -10973,8 +10973,10 @@
   call rombios32_init
 #else
 #if BX_PCIBIOS
+#ifndef HVMASSIST
   call pcibios_init_iomem_bases
   call pcibios_init_irqs
+#endif //HVMASSIST
 #endif //BX_PCIBIOS
 #endif