/*
   * i8k.h -- Linux driver for accessing the SMM BIOS on Dell laptops
   *
   * Copyright (C) 2001  Massimo Dal Zotto <dz@debian.org>
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License as published by the
   * Free Software Foundation; either version 2, or (at your option) any
   * later version.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * General Public License for more details.
   */
  
  #ifndef _LINUX_I8K_H
  #define _LINUX_I8K_H
  
  #define I8K_PROC		"/proc/i8k"
  #define I8K_PROC_FMT		"1.0"
  
  #define I8K_BIOS_VERSION	_IOR ('i', 0x80, int)	/* broken: meant 4 bytes */
  #define I8K_MACHINE_ID		_IOR ('i', 0x81, int)	/* broken: meant 16 bytes */
  #define I8K_POWER_STATUS	_IOR ('i', 0x82, size_t)
  #define I8K_FN_STATUS		_IOR ('i', 0x83, size_t)
  #define I8K_GET_TEMP		_IOR ('i', 0x84, size_t)
  #define I8K_GET_SPEED		_IOWR('i', 0x85, size_t)
  #define I8K_GET_FAN		_IOWR('i', 0x86, size_t)
  #define I8K_SET_FAN		_IOWR('i', 0x87, size_t)
  
  #define I8K_FAN_LEFT		1
  #define I8K_FAN_RIGHT		0
  #define I8K_FAN_OFF		0
  #define I8K_FAN_LOW		1
  #define I8K_FAN_HIGH		2
  #define I8K_FAN_MAX		I8K_FAN_HIGH
  
  #define I8K_VOL_UP		1
  #define I8K_VOL_DOWN		2
  #define I8K_VOL_MUTE		4
  
  #define I8K_AC			1
  #define I8K_BATTERY		0
  
  #endif