virt: Set reset-cbar on CPUs

Set the reset-cbar property on CPUs used by the virt board,
if they have it. This isn't necessary for correct functioning
under Linux (since the A9 isn't a valid CPU for the virt board),
but it is the correct behaviour.
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>
Reviewed-by: NPeter Crosthwaite <peter.crosthwaite@xilinx.com>
Message-id: 1394462692-8871-5-git-send-email-peter.maydell@linaro.org

hw/arm/virt.c

@@ -390,6 +390,12 @@ static void machvirt_init(QEMUMachineInitArgs *args)
         if (n > 0) {
             object_property_set_bool(cpuobj, true, "start-powered-off", NULL);
         }
+
+        if (object_property_find(cpuobj, "reset-cbar", NULL)) {
+            object_property_set_int(cpuobj, vbi->memmap[VIRT_CPUPERIPHS].base,
+                                    "reset-cbar", &error_abort);
+        }
+
         object_property_set_bool(cpuobj, true, "realized", NULL);
     }
     fdt_add_cpu_nodes(vbi);