/*
   * Definitions for ADB (Apple Desktop Bus) support.
   */
  #ifndef _UAPI__ADB_H
  #define _UAPI__ADB_H
  
  /* ADB commands */
  #define ADB_BUSRESET		0
  #define ADB_FLUSH(id)		(0x01 | ((id) << 4))
  #define ADB_WRITEREG(id, reg)	(0x08 | (reg) | ((id) << 4))
  #define ADB_READREG(id, reg)	(0x0C | (reg) | ((id) << 4))
  
  /* ADB default device IDs (upper 4 bits of ADB command byte) */
  #define ADB_DONGLE	1	/* "software execution control" devices */
  #define ADB_KEYBOARD	2
  #define ADB_MOUSE	3
  #define ADB_TABLET	4
  #define ADB_MODEM	5
  #define ADB_MISC	7	/* maybe a monitor */
  
  #define ADB_RET_OK	0
  #define ADB_RET_TIMEOUT	3
  
  /* The kind of ADB request. The controller may emulate some
     or all of those CUDA/PMU packet kinds */
  #define ADB_PACKET	0
  #define CUDA_PACKET	1
  #define ERROR_PACKET	2
  #define TIMER_PACKET	3
  #define POWER_PACKET	4
  #define MACIIC_PACKET	5
  #define PMU_PACKET	6
  #define ADB_QUERY	7
  
  /* ADB queries */
  
  /* ADB_QUERY_GETDEVINFO
   * Query ADB slot for device presence
   * data[2] = id, rep[0] = orig addr, rep[1] = handler_id
   */
  #define ADB_QUERY_GETDEVINFO	1
  
  
  #endif /* _UAPI__ADB_H */