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 */ 53