2 Copyright 2011 Jun Wako <wakojun@gmail.com>
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #define PS2_MOUSE_READ_DATA 0xEB
27 * byte|7 6 5 4 3 2 1 0
28 * ----+--------------------------------------------------------------
29 * 0|Yovflw Xovflw Ysign Xsign 1 Middle Right Left
30 * 1| X movement(0-255)
31 * 2| Y movement(0-255)
33 #define PS2_MOUSE_BTN_MASK 0x07
34 #define PS2_MOUSE_BTN_LEFT 0
35 #define PS2_MOUSE_BTN_RIGHT 1
36 #define PS2_MOUSE_BTN_MIDDLE 2
37 #define PS2_MOUSE_X_SIGN 4
38 #define PS2_MOUSE_Y_SIGN 5
39 #define PS2_MOUSE_X_OVFLW 6
40 #define PS2_MOUSE_Y_OVFLW 7
44 * Scroll by mouse move with pressing button
46 /* mouse button to start scrolling; set 0 to disable scroll */
47 #ifndef PS2_MOUSE_SCROLL_BTN_MASK
48 #define PS2_MOUSE_SCROLL_BTN_MASK (1<<PS2_MOUSE_BTN_MIDDLE)
50 /* send button event when button is released within this value(ms); set 0 to disable */
51 #ifndef PS2_MOUSE_SCROLL_BTN_SEND
52 #define PS2_MOUSE_SCROLL_BTN_SEND 300
54 /* divide virtical and horizontal mouse move by this to convert to scroll move */
55 #ifndef PS2_MOUSE_SCROLL_DIVISOR_V
56 #define PS2_MOUSE_SCROLL_DIVISOR_V 2
58 #ifndef PS2_MOUSE_SCROLL_DIVISOR_H
59 #define PS2_MOUSE_SCROLL_DIVISOR_H 2
63 uint8_t ps2_mouse_init(void);
64 void ps2_mouse_task(void);