i8k.h 1.5 KB

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  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. #ifndef _LINUX_I8K_H
  18. #define _LINUX_I8K_H
  19. #define I8K_PROC "/proc/i8k"
  20. #define I8K_PROC_FMT "1.0"
  21. #define I8K_BIOS_VERSION _IOR ('i', 0x80, int) /* broken: meant 4 bytes */
  22. #define I8K_MACHINE_ID _IOR ('i', 0x81, int) /* broken: meant 16 bytes */
  23. #define I8K_POWER_STATUS _IOR ('i', 0x82, size_t)
  24. #define I8K_FN_STATUS _IOR ('i', 0x83, size_t)
  25. #define I8K_GET_TEMP _IOR ('i', 0x84, size_t)
  26. #define I8K_GET_SPEED _IOWR('i', 0x85, size_t)
  27. #define I8K_GET_FAN _IOWR('i', 0x86, size_t)
  28. #define I8K_SET_FAN _IOWR('i', 0x87, size_t)
  29. #define I8K_FAN_LEFT 1
  30. #define I8K_FAN_RIGHT 0
  31. #define I8K_FAN_OFF 0
  32. #define I8K_FAN_LOW 1
  33. #define I8K_FAN_HIGH 2
  34. #define I8K_FAN_TURBO 3
  35. #define I8K_FAN_MAX I8K_FAN_TURBO
  36. #define I8K_VOL_UP 1
  37. #define I8K_VOL_DOWN 2
  38. #define I8K_VOL_MUTE 4
  39. #define I8K_AC 1
  40. #define I8K_BATTERY 0
  41. #endif