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/*
Copyright 2011 Jun Wako < wakojun @ gmail . com >
This program is free software : you can redistribute it and / or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation , either version 2 of the License , or
( at your option ) any later version .
This program is distributed in the hope that it will be useful ,
but WITHOUT ANY WARRANTY ; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
GNU General Public License for more details .
You should have received a copy of the GNU General Public License
along with this program . If not , see < http : //www.gnu.org/licenses/>.
*/
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# ifndef PS2_MOUSE_H
# define PS2_MOUSE_H
# include <stdbool.h>
# define PS2_MOUSE_BTN_MASK 0x07
# define PS2_MOUSE_BTN_LEFT 0
# define PS2_MOUSE_BTN_RIGHT 1
# define PS2_MOUSE_BTN_MIDDLE 2
# define PS2_MOUSE_X_SIGN 4
# define PS2_MOUSE_Y_SIGN 5
# define PS2_MOUSE_X_OVFLW 6
# define PS2_MOUSE_Y_OVFLW 7
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bool ps2_mouse_enable ;
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extern uint8_t ps2_mouse_x ;
extern uint8_t ps2_mouse_y ;
extern uint8_t ps2_mouse_btn ;
extern uint8_t ps2_mouse_error_count ;
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uint8_t ps2_mouse_init ( void ) ;
uint8_t ps2_mouse_read ( void ) ;
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bool ps2_mouse_changed ( void ) ;
void ps2_mouse_usb_send ( void ) ;
void ps2_mouse_print ( void ) ;
# endif