67 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			67 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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| Copyright 2011 Jun Wako <wakojun@gmail.com>
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| 
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| This program is free software: you can redistribute it and/or modify
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| it under the terms of the GNU General Public License as published by
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| the Free Software Foundation, either version 2 of the License, or
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| (at your option) any later version.
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| 
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| This program is distributed in the hope that it will be useful,
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| but WITHOUT ANY WARRANTY; without even the implied warranty of
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| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| GNU General Public License for more details.
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| 
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| You should have received a copy of the GNU General Public License
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| along with this program.  If not, see <http://www.gnu.org/licenses/>.
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| */
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| 
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| #ifndef PS2_MOUSE_H
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| #define  PS2_MOUSE_H
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| 
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| #include <stdbool.h>
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| 
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| #define PS2_MOUSE_READ_DATA     0xEB
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| 
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| /*
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|  * Data format:
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|  * byte|7       6       5       4       3       2       1       0
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|  * ----+--------------------------------------------------------------
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|  *    0|Yovflw  Xovflw  Ysign   Xsign   1       Middle  Right   Left
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|  *    1|                    X movement(0-255)
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|  *    2|                    Y movement(0-255)
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|  */
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| #define PS2_MOUSE_BTN_MASK      0x07
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| #define PS2_MOUSE_BTN_LEFT      0
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| #define PS2_MOUSE_BTN_RIGHT     1
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| #define PS2_MOUSE_BTN_MIDDLE    2
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| #define PS2_MOUSE_X_SIGN        4
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| #define PS2_MOUSE_Y_SIGN        5
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| #define PS2_MOUSE_X_OVFLW       6
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| #define PS2_MOUSE_Y_OVFLW       7
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| 
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| 
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| /*
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|  * Scroll by mouse move with pressing button
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|  */
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| /* mouse button to start scrolling; set 0 to disable scroll */
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| #ifndef PS2_MOUSE_SCROLL_BTN_MASK
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| #define PS2_MOUSE_SCROLL_BTN_MASK       (1<<PS2_MOUSE_BTN_MIDDLE)
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| #endif
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| /* send button event when button is released within this value(ms); set 0 to disable  */
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| #ifndef PS2_MOUSE_SCROLL_BTN_SEND
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| #define PS2_MOUSE_SCROLL_BTN_SEND       300
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| #endif
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| /* divide virtical and horizontal mouse move by this to convert to scroll move */
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| #ifndef PS2_MOUSE_SCROLL_DIVISOR_V
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| #define PS2_MOUSE_SCROLL_DIVISOR_V      2
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| #endif
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| #ifndef PS2_MOUSE_SCROLL_DIVISOR_H
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| #define PS2_MOUSE_SCROLL_DIVISOR_H      2
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| #endif
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| 
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| 
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| uint8_t ps2_mouse_init(void);
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| void ps2_mouse_task(void);
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| 
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| #endif
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