hw/ppc/spapr: Use XHCI as host controller for new spapr machines
The OHCI has some bugs and performance issues, so for
newer machines it's preferable to use XHCI instead.
Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 5baa906..53af76a 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -35,7 +35,8 @@
MachineClass parent_class;
/*< public >*/
- bool dr_lmb_enabled; /* enable dynamic-reconfig/hotplug of LMBs */
+ bool dr_lmb_enabled; /* enable dynamic-reconfig/hotplug of LMBs */
+ bool use_ohci_by_default; /* use USB-OHCI instead of XHCI */
};
/**
