include/uapi/linux/adb.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 /*
   3  * Definitions for ADB (Apple Desktop Bus) support.
   4  */
   5 #ifndef _UAPI__ADB_H
   6 #define _UAPI__ADB_H
   7
   8 /* ADB commands */
   9 #define ADB_BUSRESET            0
  10 #define ADB_FLUSH(id)           (0x01 | ((id) << 4))
  11 #define ADB_WRITEREG(id, reg)   (0x08 | (reg) | ((id) << 4))
  12 #define ADB_READREG(id, reg)    (0x0C | (reg) | ((id) << 4))
  13
  14 /* ADB default device IDs (upper 4 bits of ADB command byte) */
  15 #define ADB_DONGLE      1       /* "software execution control" devices */
  16 #define ADB_KEYBOARD    2
  17 #define ADB_MOUSE       3
  18 #define ADB_TABLET      4
  19 #define ADB_MODEM       5
  20 #define ADB_MISC        7       /* maybe a monitor */
  21
  22 #define ADB_RET_OK      0
  23 #define ADB_RET_TIMEOUT 3
  24
  25 /* The kind of ADB request. The controller may emulate some
  26    or all of those CUDA/PMU packet kinds */
  27 #define ADB_PACKET      0
  28 #define CUDA_PACKET     1
  29 #define ERROR_PACKET    2
  30 #define TIMER_PACKET    3
  31 #define POWER_PACKET    4
  32 #define MACIIC_PACKET   5
  33 #define PMU_PACKET      6
  34 #define ADB_QUERY       7
  35
  36 /* ADB queries */
  37
  38 /* ADB_QUERY_GETDEVINFO
  39  * Query ADB slot for device presence
  40  * data[2] = id, rep[0] = orig addr, rep[1] = handler_id
  41  */
  42 #define ADB_QUERY_GETDEVINFO    1
  43
  44
  45 #endif /* _UAPI__ADB_H */