/*
   *  Copyright (C) 2005-2007 Jiri Slaby <jirislaby@gmail.com>
   *
   *  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 of the License, or
   *  (at your option) any later version.
   */
  
  #ifndef __PHANTOM_H
  #define __PHANTOM_H

  #include <linux/types.h>

  
  /* PHN_(G/S)ET_REG param */
  struct phm_reg {
  	__u32 reg;
  	__u32 value;
  };
  
  /* PHN_(G/S)ET_REGS param */
  struct phm_regs {
  	__u32 count;
  	__u32 mask;
  	__u32 values[8];
  };
  
  #define PH_IOC_MAGIC		'p'
  #define PHN_GET_REG		_IOWR(PH_IOC_MAGIC, 0, struct phm_reg *)

  #define PHN_SET_REG		_IOW(PH_IOC_MAGIC, 1, struct phm_reg *)

  #define PHN_GET_REGS		_IOWR(PH_IOC_MAGIC, 2, struct phm_regs *)

  #define PHN_SET_REGS		_IOW(PH_IOC_MAGIC, 3, struct phm_regs *)

  /* this ioctl tells the driver, that the caller is not OpenHaptics and might
   * use improved registers update (no more phantom switchoffs when using
   * libphantom) */

  #define PHN_NOT_OH		_IO(PH_IOC_MAGIC, 4)

  #define PHN_GETREG		_IOWR(PH_IOC_MAGIC, 5, struct phm_reg)
  #define PHN_SETREG		_IOW(PH_IOC_MAGIC, 6, struct phm_reg)
  #define PHN_GETREGS		_IOWR(PH_IOC_MAGIC, 7, struct phm_regs)
  #define PHN_SETREGS		_IOW(PH_IOC_MAGIC, 8, struct phm_regs)

  
  #define PHN_CONTROL		0x6     /* control byte in iaddr space */
  #define PHN_CTL_AMP		0x1     /*   switch after torques change */
  #define PHN_CTL_BUT		0x2     /*   is button switched */
  #define PHN_CTL_IRQ		0x10    /*   is irq enabled */
  
  #define PHN_ZERO_FORCE		2048	/* zero torque on motor */
  
  #endif