include/hw/input/ps2.h

   1 /*
   2  * QEMU PS/2 keyboard/mouse emulation
   3  *
   4  * Copyright (C) 2003 Fabrice Bellard
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to deal
   8  * in the Software without restriction, including without limitation the rights
   9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10  * copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22  * THE SOFTWARE.
  23  */
  24
  25 #ifndef HW_PS2_H
  26 #define HW_PS2_H
  27
  28 #define PS2_MOUSE_BUTTON_LEFT   0x01
  29 #define PS2_MOUSE_BUTTON_RIGHT  0x02
  30 #define PS2_MOUSE_BUTTON_MIDDLE 0x04
  31 #define PS2_MOUSE_BUTTON_SIDE   0x08
  32 #define PS2_MOUSE_BUTTON_EXTRA  0x10
  33
  34 typedef struct PS2State PS2State;
  35
  36 /* ps2.c */
  37 void *ps2_kbd_init(void (*update_irq)(void *, int), void *update_arg);
  38 void *ps2_mouse_init(void (*update_irq)(void *, int), void *update_arg);
  39 void ps2_write_mouse(void *, int val);
  40 void ps2_write_keyboard(void *, int val);
  41 uint32_t ps2_read_data(PS2State *s);
  42 void ps2_queue_noirq(PS2State *s, int b);
  43 void ps2_raise_irq(PS2State *s);
  44 void ps2_queue(PS2State *s, int b);
  45 void ps2_queue_2(PS2State *s, int b1, int b2);
  46 void ps2_queue_3(PS2State *s, int b1, int b2, int b3);
  47 void ps2_queue_4(PS2State *s, int b1, int b2, int b3, int b4);
  48 void ps2_keyboard_set_translation(void *opaque, int mode);
  49 void ps2_mouse_fake_event(void *opaque);
  50 int ps2_queue_empty(PS2State *s);
  51
  52 #endif /* HW_PS2_H */