Index: qemu-snapshot-2007-02-09_05/hw/pc.c
===================================================================
--- qemu-snapshot-2007-02-09_05.orig/hw/pc.c
+++ qemu-snapshot-2007-02-09_05/hw/pc.c
@@ -530,7 +530,7 @@ static void pc_init1(int ram_size, int v
                                  IO_MEM_UNASSIGNED);
     cpu_register_physical_memory(0x100000 - isa_bios_size, 
                                  isa_bios_size, 
-                                 (bios_offset + bios_size - isa_bios_size) | IO_MEM_ROM);
+                                 bios_offset + bios_size - isa_bios_size);
 
     {
         ram_addr_t option_rom_offset;