3 files changed, 32 insertions, 0 deletions

diff --git a/sys/dev/ofw/ofw_bus_if.m b/sys/dev/ofw/ofw_bus_if.m
index a058f0a095d4..6486e966695f 100644
--- a/sys/dev/ofw/ofw_bus_if.m
+++ b/sys/dev/ofw/ofw_bus_if.m
@@ -46,6 +46,7 @@ HEADER {
 		char		*obd_model;
 		char		*obd_name;
 		char		*obd_type;
+		char		*obd_status;
 	};
 };
 
diff --git a/sys/dev/ofw/ofw_bus_subr.c b/sys/dev/ofw/ofw_bus_subr.c
index bf552a8b2f5b..64ac11f33d1a 100644
--- a/sys/dev/ofw/ofw_bus_subr.c
+++ b/sys/dev/ofw/ofw_bus_subr.c
@@ -55,6 +55,7 @@ ofw_bus_gen_setup_devinfo(struct ofw_bus_devinfo *obd, phandle_t node)
 	OF_getprop_alloc(node, "compatible", 1, (void **)&obd->obd_compat);
 	OF_getprop_alloc(node, "device_type", 1, (void **)&obd->obd_type);
 	OF_getprop_alloc(node, "model", 1, (void **)&obd->obd_model);
+	OF_getprop_alloc(node, "status", 1, (void **)&obd->obd_status);
 	obd->obd_node = node;
 	return (0);
 }
@@ -73,6 +74,8 @@ ofw_bus_gen_destroy_devinfo(struct ofw_bus_devinfo *obd)
 		free(obd->obd_name, M_OFWPROP);
 	if (obd->obd_type != NULL)
 		free(obd->obd_type, M_OFWPROP);
+	if (obd->obd_status != NULL)
+		free(obd->obd_status, M_OFWPROP);
 }
 
 int
@@ -147,6 +150,30 @@ ofw_bus_gen_get_type(device_t bus, device_t dev)
 	return (obd->obd_type);
 }
 
+const char *
+ofw_bus_get_status(device_t dev)
+{
+	const struct ofw_bus_devinfo *obd;
+
+	obd = OFW_BUS_GET_DEVINFO(device_get_parent(dev), dev);
+	if (obd == NULL)
+		return (NULL);
+
+	return (obd->obd_status);
+}
+
+int
+ofw_bus_status_okay(device_t dev)
+{
+	const char *status;
+
+	status = ofw_bus_get_status(dev);
+	if (status == NULL || strcmp(status, "okay") == 0)
+		return (1);
+	
+	return (0);
+}
+
 int
 ofw_bus_is_compatible(device_t dev, const char *onecompat)
 {
diff --git a/sys/dev/ofw/ofw_bus_subr.h b/sys/dev/ofw/ofw_bus_subr.h
index e9ef5e43128f..a4d8b920291f 100644
--- a/sys/dev/ofw/ofw_bus_subr.h
+++ b/sys/dev/ofw/ofw_bus_subr.h
@@ -72,6 +72,10 @@ int	ofw_bus_lookup_imap(phandle_t, struct ofw_bus_iinfo *, void *, int,
 int	ofw_bus_search_intrmap(void *, int, void *, int, void *, int, void *,
 	    void *, void *, int, phandle_t *);
 
+/* Helper to get device status property */
+const char *ofw_bus_get_status(device_t dev);
+int ofw_bus_status_okay(device_t dev);
+
 /* Helper to get node's interrupt parent */
 void	ofw_bus_find_iparent(phandle_t);