1 /******************************************************************************
4 * Talks to Xen Store to figure out what devices we have.
6 * Copyright (C) 2005 Rusty Russell, IBM Corporation
7 * Copyright (C) 2005 XenSource Ltd.
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License version 2
11 * as published by the Free Software Foundation; or, when distributed
12 * separately from the Linux kernel or incorporated into other
13 * software packages, subject to the following license:
15 * Permission is hereby granted, free of charge, to any person obtaining a copy
16 * of this source file (the "Software"), to deal in the Software without
17 * restriction, including without limitation the rights to use, copy, modify,
18 * merge, publish, distribute, sublicense, and/or sell copies of the Software,
19 * and to permit persons to whom the Software is furnished to do so, subject to
20 * the following conditions:
22 * The above copyright notice and this permission notice shall be included in
23 * all copies or substantial portions of the Software.
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
26 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
27 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
28 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
29 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
30 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
34 #ifndef _XENBUS_PROBE_H
35 #define _XENBUS_PROBE_H
37 #define XEN_BUS_ID_SIZE 20
42 int (*get_bus_id
)(char bus_id
[XEN_BUS_ID_SIZE
], const char *nodename
);
43 int (*probe
)(struct xen_bus_type
*bus
, const char *type
,
45 void (*otherend_changed
)(struct xenbus_watch
*watch
, const char **vec
,
50 extern struct device_attribute xenbus_dev_attrs
[];
52 extern int xenbus_match(struct device
*_dev
, struct device_driver
*_drv
);
53 extern int xenbus_dev_probe(struct device
*_dev
);
54 extern int xenbus_dev_remove(struct device
*_dev
);
55 extern int xenbus_register_driver_common(struct xenbus_driver
*drv
,
56 struct xen_bus_type
*bus
,
58 const char *mod_name
);
59 extern int xenbus_probe_node(struct xen_bus_type
*bus
,
61 const char *nodename
);
62 extern int xenbus_probe_devices(struct xen_bus_type
*bus
);
64 extern void xenbus_dev_changed(const char *node
, struct xen_bus_type
*bus
);
66 extern void xenbus_dev_shutdown(struct device
*_dev
);
68 extern int xenbus_dev_suspend(struct device
*dev
);
69 extern int xenbus_dev_resume(struct device
*dev
);
70 extern int xenbus_dev_cancel(struct device
*dev
);
72 extern void xenbus_otherend_changed(struct xenbus_watch
*watch
,
73 const char **vec
, unsigned int len
,
74 int ignore_on_shutdown
);
76 extern int xenbus_read_otherend_details(struct xenbus_device
*xendev
,
77 char *id_node
, char *path_node
);