ppc_newworld: do not use isa_mmio

This fixes endianness bugs in I/O port access.
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>
Reviewed-by: NAnthony Liguori <aliguori@us.ibm.com>
Message-id: 1374501278-31549-4-git-send-email-pbonzini@redhat.com
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

hw/ppc/mac_newworld.c

@@ -152,6 +152,7 @@ static void ppc_core99_init(QEMUMachineInitArgs *args)
     CPUPPCState *env = NULL;
     char *filename;
     qemu_irq *pic, **openpic_irqs;
+    MemoryRegion *isa = g_new(MemoryRegion, 1);
     MemoryRegion *unin_memory = g_new(MemoryRegion, 1);
     MemoryRegion *unin2_memory = g_new(MemoryRegion, 1);
     int linux_boot, i, j, k;
@@ -288,7 +289,9 @@ static void ppc_core99_init(QEMUMachineInitArgs *args)
     }
 
     /* Register 8 MB of ISA IO space */
-    isa_mmio_init(0xf2000000, 0x00800000);
+    memory_region_init_alias(isa, NULL, "isa_mmio",
+                             get_system_io(), 0, 0x00800000);
+    memory_region_add_subregion(get_system_memory(), 0xf2000000, isa);
 
     /* UniN init: XXX should be a real device */
     memory_region_init_io(unin_memory, NULL, &unin_ops, token, "unin", 0x1000);