historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/include/hw/input/ps2.h
2024-01-16 11:20:27 -06:00

52 lines
2.1 KiB
C

/*
* QEMU PS/2 keyboard/mouse emulation
*
* Copyright (C) 2003 Fabrice Bellard
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef HW_PS2_H
#define HW_PS2_H
#define PS2_MOUSE_BUTTON_LEFT 0x01
#define PS2_MOUSE_BUTTON_RIGHT 0x02
#define PS2_MOUSE_BUTTON_MIDDLE 0x04
#define PS2_MOUSE_BUTTON_SIDE 0x08
#define PS2_MOUSE_BUTTON_EXTRA 0x10
typedef struct PS2State PS2State;
/* ps2.c */
void *ps2_kbd_init(void (*update_irq)(void *, int), void *update_arg);
void *ps2_mouse_init(void (*update_irq)(void *, int), void *update_arg);
void ps2_write_mouse(void *, int val);
void ps2_write_keyboard(void *, int val);
uint32_t ps2_read_data(PS2State *s);
void ps2_queue_noirq(PS2State *s, int b);
void ps2_raise_irq(PS2State *s);
void ps2_queue(PS2State *s, int b);
void ps2_queue_2(PS2State *s, int b1, int b2);
void ps2_queue_3(PS2State *s, int b1, int b2, int b3);
void ps2_queue_4(PS2State *s, int b1, int b2, int b3, int b4);
void ps2_keyboard_set_translation(void *opaque, int mode);
void ps2_mouse_fake_event(void *opaque);
int ps2_queue_empty(PS2State *s);
#endif /* HW_PS2_H */