drivers/input/psaux/mouse.h

   1 // All or parts of this file are from CHAOS (http://www.se.chaosdev.org/).
   2 // CHAOS is also under the GNU General Public License.
   3
   4 // Mouse commands
   5 #define MOUSE_SET_RESOLUTION            0xE8  // Set resolution
   6 #define MOUSE_SET_SCALE11               0xE6  // Set 1:1 scaling
   7 #define MOUSE_SET_SCALE21               0xE7  // Set 2:1 scaling
   8 #define MOUSE_GET_SCALE                 0xE9  // Get scaling factor
   9 #define MOUSE_SET_STREAM                0xEA  // Set stream mode
  10 #define MOUSE_SET_SAMPLE_RATE           0xF3  /* Set sample rate (number of times
  11                                                * the controller will poll the port
  12                                                * per second */
  13 #define MOUSE_ENABLE_DEVICE             0xF4  // Enable mouse device
  14 #define MOUSE_DISABLE_DEVICE            0xF5  // Disable mouse device
  15 #define MOUSE_RESET                     0xFF  // Reset aux device
  16 #define MOUSE_ACK                       0xFA  // Command byte ACK
  17
  18 #define MOUSE_INTERRUPTS_OFF            (CONTROLLER_MODE_KCC | \
  19                                          CONTROLLER_MODE_DISABLE_MOUSE | \
  20                                          CONTROLLER_MODE_SYS | \
  21                                          CONTROLLER_MODE_KEYBOARD_INTERRUPT)
  22
  23 #define MOUSE_INTERRUPTS_ON             (CONTROLLER_MODE_KCC | \
  24                                          CONTROLLER_MODE_SYS | \
  25                                          CONTROLLER_MODE_MOUSE_INTERRUPT | \
  26                                          CONTROLLER_MODE_KEYBOARD_INTERRUPT)
  27
  28 // Used with mouse buttons
  29 #define GPM_B_LEFT      1
  30 #define GPM_B_RIGHT     2
  31 #define GPM_B_MIDDLE    4
  32
  33 // Some aux operations take long time
  34 #define MAX_RETRIES          60
  35
  36 // Hardware defines
  37 #define MOUSE_IRQ            12
  38 #define MOUSE_WRAP_MASK      0x1F
  39
  40 static PIRP  CurrentIrp;
  41 static ULONG MouseDataRead;
  42 static ULONG MouseDataRequired;
  43 static BOOLEAN AlreadyOpened = FALSE;
  44 static KDPC MouseDpc;
  45
  46 static VOID MouseDpcRoutine(PKDPC Dpc,
  47                           PVOID DeferredContext,
  48                           PVOID SystemArgument1,
  49                           PVOID SystemArgument2);
  50