1 | /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ |
2 | /* |
3 | * i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops |
4 | * |
5 | * Copyright (C) 2001 Massimo Dal Zotto <dz@debian.org> |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify it |
8 | * under the terms of the GNU General Public License as published by the |
9 | * Free Software Foundation; either version 2, or (at your option) any |
10 | * later version. |
11 | * |
12 | * This program is distributed in the hope that it will be useful, but |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 | * General Public License for more details. |
16 | */ |
17 | |
18 | #ifndef _LINUX_I8K_H |
19 | #define _LINUX_I8K_H |
20 | |
21 | #define I8K_PROC "/proc/i8k" |
22 | #define I8K_PROC_FMT "1.0" |
23 | |
24 | #define I8K_BIOS_VERSION _IOR ('i', 0x80, int) /* broken: meant 4 bytes */ |
25 | #define I8K_MACHINE_ID _IOR ('i', 0x81, int) /* broken: meant 16 bytes */ |
26 | #define I8K_POWER_STATUS _IOR ('i', 0x82, size_t) |
27 | #define I8K_FN_STATUS _IOR ('i', 0x83, size_t) |
28 | #define I8K_GET_TEMP _IOR ('i', 0x84, size_t) |
29 | #define I8K_GET_SPEED _IOWR('i', 0x85, size_t) |
30 | #define I8K_GET_FAN _IOWR('i', 0x86, size_t) |
31 | #define I8K_SET_FAN _IOWR('i', 0x87, size_t) |
32 | |
33 | #define I8K_FAN_LEFT 1 |
34 | #define I8K_FAN_RIGHT 0 |
35 | #define I8K_FAN_OFF 0 |
36 | #define I8K_FAN_LOW 1 |
37 | #define I8K_FAN_HIGH 2 |
38 | #define I8K_FAN_TURBO 3 |
39 | #define I8K_FAN_MAX I8K_FAN_TURBO |
40 | |
41 | #define I8K_VOL_UP 1 |
42 | #define I8K_VOL_DOWN 2 |
43 | #define I8K_VOL_MUTE 4 |
44 | |
45 | #define I8K_AC 1 |
46 | #define I8K_BATTERY 0 |
47 | |
48 | #endif |
49 | |