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[1/2] hw:xen:xen_pt: register isa bridge specific to IGD passthrough

Message ID 1408584508-5946-2-git-send-email-tiejun.chen@intel.com
State New
Headers show

Commit Message

Tiejun Chen Aug. 21, 2014, 1:28 a.m. UTC 
We need this instance to passthrough some config fields of PCH.

Signed-off-by: Tiejun Chen <tiejun.chen@intel.com>
---
 hw/xen/xen_pt.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
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Patch

diff --git a/hw/xen/xen_pt.c b/hw/xen/xen_pt.c
index c1bf357..bf72719 100644
--- a/hw/xen/xen_pt.c
+++ b/hw/xen/xen_pt.c
@@ -829,3 +829,24 @@  static void xen_pci_passthrough_register_types(void)
 }
 
 type_init(xen_pci_passthrough_register_types)
+
+static void xen_igd_passthrough_isa_bridge_class_init(ObjectClass *klass,
+                                                      void *data)
+{
+    PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
+
+    k->class_id = PCI_CLASS_BRIDGE_ISA;
+};
+
+static TypeInfo xen_igd_passthrough_isa_bridge_info = {
+    .name           = "xen-igd-passthrough-isa-bridge",
+    .parent         = TYPE_PCI_DEVICE,
+    .class_init     = xen_igd_passthrough_isa_bridge_class_init,
+};
+
+static void xen_igd_passthrough_isa_bridge_register_types(void)
+{
+    type_register_static(&xen_igd_passthrough_isa_bridge_info);
+}
+
+type_init(xen_igd_passthrough_isa_bridge_register_types);