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Rev 33 Rev 120
Line 2... Line 2...
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MouseByteNumber_2 DB 0
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MouseByteNumber_2 DB 0
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; Òðåõáàéòîâàÿ ñòðóêòóðà äàííûõ, ïåðåäàâàåìàÿ ìûøüþ
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; Òðåõáàéòîâàÿ ñòðóêòóðà äàííûõ, ïåðåäàâàåìàÿ ìûøüþ
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FirstByte_2       DB 0
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FirstByte_2       DB 0
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SecondByte_2      DB 0
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SecondByte_2      DB 0
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ThirdByte_2       DB 0
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ThirdByte_2       DB 0
- 
 
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timer_ticks_ps2   dd 0
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;**************************************
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;**************************************
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;* ÎÁÐÀÁÎÒ×ÈÊ ÏÐÅÐÛÂÀÍÈß ÎÒ ÌÛØÈ PS/2 *
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;* ÎÁÐÀÁÎÒ×ÈÊ ÏÐÅÐÛÂÀÍÈß ÎÒ ÌÛØÈ PS/2 *
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;**************************************
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;**************************************
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        jz      @@M0
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        jz      @@M0
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        mov     AH,0FFh
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        mov     AH,0FFh
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        ; Çàíåñòè â AL ìëàäøèé áàéò
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        ; Çàíåñòè â AL ìëàäøèé áàéò
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@@M0:
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@@M0:
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         mov     AL,[SecondByte_2]
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         mov     AL,[SecondByte_2]
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         shl  ax,1
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        call     mouse_acceleration_ps2
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        ; Âû÷èñëèòü íîâîå çíà÷åíèå êîîðäèíàòû
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        ; Âû÷èñëèòü íîâîå çíà÷åíèå êîîðäèíàòû
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        ; êóðñîðà ïî X
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        ; êóðñîðà ïî X
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        add     AX,[0xFB0A]    ;[XCoordinate]
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        add     AX,[0xFB0A]    ;[XCoordinate]
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        cmp     AX,0
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        cmp     AX,0
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        jge     @@M1
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        jge     @@M1
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        jz      @@M3
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        jz      @@M3
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        mov     AH,0FFh
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        mov     AH,0FFh
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        ; Çàíåñòè â AL ìëàäøèé áàéò
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        ; Çàíåñòè â AL ìëàäøèé áàéò
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@@M3:
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@@M3:
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        mov     AL,[ThirdByte_2]
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        mov     AL,[ThirdByte_2]
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         shl  ax,1
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        call     mouse_acceleration_ps2
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        ; Âû÷èñëèòü íîâîå çíà÷åíèå êîîðäèíàòû êóðñîðà
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        ; Âû÷èñëèòü íîâîå çíà÷åíèå êîîðäèíàòû êóðñîðà
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        ; ïî Y (Y-êîîðäèíàòà ìûøè PS/2 íàïðàâëåíà
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        ; ïî Y (Y-êîîðäèíàòà ìûøè PS/2 íàïðàâëåíà
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        ; ïðîòèâîïîëîæíî ýêðàííîé)
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        ; ïðîòèâîïîëîæíî ýêðàííîé)
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        neg     AX
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        neg     AX
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        add     AX,[0xFB0C]   ;[YCoordinate]
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        add     AX,[0xFB0C]   ;[YCoordinate]
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        dec     ax
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        dec     ax
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@@M5:
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@@M5:
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        mov     [0xFB0C],AX     ;[YCoordinate]
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        mov     [0xFB0C],AX     ;[YCoordinate]
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- 
 
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; Ïîêàçàòü êóðñîð â íîâîé ïîçèöèè
- 
 
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        mov   eax,[timer_ticks]
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; Ïîêàçàòü êóðñîð â íîâîé ïîçèöèè
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        mov   [timer_ticks_ps2],eax
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        jmp     @@EndMouseInterrupt_2
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        jmp     @@EndMouseInterrupt_2
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; Îáíàðóæåí ñáîé â ïîðÿäêå ïåðåäà÷è èíôîðìàöèè îò ìûøè
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; Îáíàðóæåí ñáîé â ïîðÿäêå ïåðåäà÷è èíôîðìàöèè îò ìûøè
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@@Error_2:
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@@Error_2:
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        mov   [MouseByteNumber_2],0
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        mov   [MouseByteNumber_2],0
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; Íîðìàëüíîå çàâåðøåíèå ïðåðûâàíèÿ
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; Íîðìàëüíîå çàâåðøåíèå ïðåðûâàíèÿ
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@@EndMouseInterrupt_2:
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@@EndMouseInterrupt_2:
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        call  ready_for_next_irq_1
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        ret
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- 
 
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mouse_acceleration_ps2:
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        push    eax
- 
 
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        mov   eax,[timer_ticks]
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        sub   eax,[timer_ticks_ps2]
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        cmp   eax,[mouse_delay]
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        pop    eax
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        ja     @f
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        call  ready_for_next_irq_1
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        imul  ax,[mouse_speed_factor]
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        ret
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@@:
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        ret
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;***********************************************
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;***********************************************
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;*   ÎÆÈÄÀÍÈÅ Î×ÈÑÒÊÈ ÂÕÎÄÍÎÃÎ ÁÓÔÅÐÀ I8042    *
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;*   ÎÆÈÄÀÍÈÅ Î×ÈÑÒÊÈ ÂÕÎÄÍÎÃÎ ÁÓÔÅÐÀ I8042    *