Linux Kernel  3.7.1
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i8k.h
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1 /*
2  * i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops
3  *
4  * Copyright (C) 2001 Massimo Dal Zotto <[email protected]>
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, int) /* broken: meant 4 bytes */
24 #define I8K_MACHINE_ID _IOR ('i', 0x81, int) /* broken: meant 16 bytes */
25 #define I8K_POWER_STATUS _IOR ('i', 0x82, size_t)
26 #define I8K_FN_STATUS _IOR ('i', 0x83, size_t)
27 #define I8K_GET_TEMP _IOR ('i', 0x84, size_t)
28 #define I8K_GET_SPEED _IOWR('i', 0x85, size_t)
29 #define I8K_GET_FAN _IOWR('i', 0x86, size_t)
30 #define I8K_SET_FAN _IOWR('i', 0x87, size_t)
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