1 /*-
2  * Copyright (c) 2010 Marcel Moolenaar
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD: stable/9/sys/ia64/include/iodev.h 207329 2010-04-28 15:38:01Z attilio $
27  */
28 
29 #ifndef _MACHINE_IODEV_H_
30 #define	_MACHINE_IODEV_H_
31 
32 #include <sys/uuid.h>
33 
34 #ifdef _KERNEL
35 #include <machine/bus.h>
36 #endif
37 
38 #define	IODEV_EFIVAR_GETVAR	0
39 #define	IODEV_EFIVAR_NEXTNAME	1
40 #define	IODEV_EFIVAR_SETVAR	2
41 
42 struct iodev_efivar_req {
43 	u_int	access;
44 	u_int	result;			/* errno value */
45 	size_t	namesize;
46 	u_short	*name;			/* UCS-2 */
47 	struct uuid vendor;
48 	uint32_t attrib;
49 	size_t	datasize;
50 	void	*data;
51 };
52 
53 #define	IODEV_EFIVAR	_IOWR('I', 1, struct iodev_efivar_req)
54 
55 #ifdef _KERNEL
56 #define	iodev_read_1	bus_space_read_io_1
57 #define	iodev_read_2	bus_space_read_io_2
58 #define	iodev_read_4	bus_space_read_io_4
59 #define	iodev_write_1	bus_space_write_io_1
60 #define	iodev_write_2	bus_space_write_io_2
61 #define	iodev_write_4	bus_space_write_io_4
62 
63 int	 iodev_open(struct thread *td);
64 int	 iodev_close(struct thread *td);
65 int	 iodev_ioctl(u_long, caddr_t data);
66 
67 #endif /* _KERNEL */
68 #endif /* _MACHINE_IODEV_H_ */
69