PERFORCE change 90437 for review

[Scott Long]

http://perforce.freebsd.org/chv.cgi?CH=90437

Change 90437 by scottl at scottl-junior on 2006/01/27 00:16:31

	Begin restoring the newbus infrastructure for xenbus.

Affected files ...

.. //depot/projects/xen3-newbus/src/sys/dev/xen/xenbus/xenbus_probe.c#3 edit

Differences ...

==== //depot/projects/xen3-newbus/src/sys/dev/xen/xenbus/xenbus_probe.c#3 (text+ko) ====

@@ -1051,8 +1051,33 @@
 }
 
 #endif
+
+statuc void
+xenhub_identify(driver_t *driver, device_t parent)
+{
+	device_t child;
+
+	if (device_find_child(parent, "xenhub", 0) != NULL)
+		return;
+
+	if ((child = BUS_ADD_CHILD(parent, 0, "xenhub", 0)) == NULL) {
+		device_printf(parent, "xenhub_identify failed\n");
+		return;
+	}
+
+	return;
+}
+
+static int
+xenhub_probe(device_t dev)
+{
+
+	device_set_desc(dev, "Xen 3.0 Hub");
+	return (0);
+}
+
 static int 
-xenbus_probe_sysinit(void *unused)
+xenhub_attach(device_t dev)
 {
 	int err = 0, dom0;
 
@@ -1154,25 +1179,43 @@
 	return 0;
 }
 
+static int
+xenhub_suspend(device_t dev)
+{
+
+	return (EINVAL);
+}
+
+static int
+xenhub_resume(device_t dev)
+{
+
+	return (0);
+}
+
+static int
+xenhub_add_child(device_t parent, device_t child)
+{
+
+	return (0);
+}
+
 SYSINIT(xenbus_probe_sysinit, SI_SUB_PSEUDO, SI_ORDER_FIRST, xenbus_probe_sysinit, NULL);
 
-#if 0
-static device_method_t xenbus_methods[] = { 
+static device_method_t xenhub_methods[] = { 
 	/* Device interface */ 
-#if 0
-	DEVMETHOD(device_identify,      xenbus_identify), 
-	DEVMETHOD(device_probe,         xenbus_probe), 
-	DEVMETHOD(device_attach,        xenbus_attach), 
+	DEVMETHOD(device_identify,      xenhub_identify), 
+	DEVMETHOD(device_probe,         xenhub_probe), 
+	DEVMETHOD(device_attach,        xenhub_attach), 
 
 	DEVMETHOD(device_detach,        bus_generic_detach), 
 	DEVMETHOD(device_shutdown,      bus_generic_shutdown), 
-#endif
-	DEVMETHOD(device_suspend,       xenbus_suspend), 
-	DEVMETHOD(device_resume,        xenbus_resume), 
+	DEVMETHOD(device_suspend,       xenhub_suspend), 
+	DEVMETHOD(device_resume,        xenhub_resume), 
  
 	/* Bus interface */ 
 	DEVMETHOD(bus_print_child,      bus_generic_print_child),
-	DEVMETHOD(bus_add_child,        xenbus_add_child), 
+	DEVMETHOD(bus_add_child,        xenhub_add_child), 
 	DEVMETHOD(bus_read_ivar,        bus_generic_read_ivar), 
 	DEVMETHOD(bus_write_ivar,       bus_generic_write_ivar), 
 #if 0
@@ -1194,15 +1237,13 @@
 
 static char driver_name[] = "xenbus";
 static driver_t xenbus_driver = { 
-	driver_name, 
-	xenbus_methods, 
-	sizeof(struct xenbus_device),                      
+	"xenhub",
+	xenhub_methods, 
+	sizeof(struct xenhub_device),                      
 }; 
-devclass_t xenbus_devclass; 
+devclass_t xenhub_devclass; 
  
-DRIVER_MODULE(xenbus, nexus, xenbus_driver, xenbus_devclass, 0, 0); 
-
-#endif
+DRIVER_MODULE(xenhub, nexus, xenhub_driver, xenhub_devclass, 0, 0); 
 
 /*
  * Local variables: