1 /*
2  * i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops
3  *
4  * Copyright (C) 2001  Massimo Dal Zotto <dz@debian.org>
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License as published by the
8  * Free Software Foundation; either version 2, or (at your option) any
9  * later version.
10  *
11  * This program is distributed in the hope that it will be useful, but
12  * WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * General Public License for more details.
15  */
16 
17 #ifndef _LINUX_I8K_H
18 #define _LINUX_I8K_H
19 
20 #define I8K_PROC		"/proc/i8k"
21 #define I8K_PROC_FMT		"1.0"
22 
23 #define I8K_BIOS_VERSION	_IOR ('i', 0x80, 4)
24 #define I8K_MACHINE_ID		_IOR ('i', 0x81, 16)
25 #define I8K_POWER_STATUS	_IOR ('i', 0x82, sizeof(int))
26 #define I8K_FN_STATUS		_IOR ('i', 0x83, sizeof(int))
27 #define I8K_GET_TEMP		_IOR ('i', 0x84, sizeof(int))
28 #define I8K_GET_SPEED		_IOWR('i', 0x85, sizeof(int))
29 #define I8K_GET_FAN		_IOWR('i', 0x86, sizeof(int))
30 #define I8K_SET_FAN		_IOWR('i', 0x87, sizeof(int)*2)
31 
32 #define I8K_FAN_LEFT		1
33 #define I8K_FAN_RIGHT		0
34 #define I8K_FAN_OFF		0
35 #define I8K_FAN_LOW		1
36 #define I8K_FAN_HIGH		2
37 #define I8K_FAN_MAX		I8K_FAN_HIGH
38 
39 #define I8K_VOL_UP		1
40 #define I8K_VOL_DOWN		2
41 #define I8K_VOL_MUTE		4
42 
43 #define I8K_AC			1
44 #define I8K_BATTERY		0
45 
46 #endif
47