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Rev 58 Rev 120
Line 2... Line 2...
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MouseByteNumber DB 0
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MouseByteNumber 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       DB 0
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FirstByte       DB 0
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SecondByte      DB 0
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SecondByte      DB 0
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ThirdByte       DB 0
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ThirdByte       DB 0
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 - 
 
- 
 
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timer_ticks_com dd 0
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;***************************************
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;***************************************
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;* ÍÎÂÛÉ ÎÁÐÀÁÎÒ×ÈÊ ÏÐÅÐÛÂÀÍÈß ÎÒ ÌÛØÈ *
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;* ÍÎÂÛÉ ÎÁÐÀÁÎÒ×ÈÊ ÏÐÅÐÛÂÀÍÈß ÎÒ ÌÛØÈ *
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;***************************************
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;***************************************
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check_mouse_data_com1:
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check_mouse_data_com1:
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;        cmp     [com1_mouse_detected],0
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;        cmp     [com1_mouse_detected],0
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; Ïðèáàâèòü ïåðåìåùåíèå ïî X ê êîîðäèíàòå X
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; Ïðèáàâèòü ïåðåìåùåíèå ïî X ê êîîðäèíàòå X
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        mov     AL,[FirstByte]
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        mov     AL,[FirstByte]
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        shl     AL,6
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        shl     AL,6
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        or      AL,[SecondByte]
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        or      AL,[SecondByte]
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        cbw
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        cbw
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         shl  ax,1
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        call    mouse_acceleration_com1
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        add     AX,[0xFB0A]    ;[XCoordinate]
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        add     AX,[0xFB0A]    ;[XCoordinate]
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        ; Êóðñîð íå äîëæåí âûõîäèòü çà ëåâóþ èëè
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        ; Êóðñîð íå äîëæåí âûõîäèòü çà ëåâóþ èëè
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        ; ïðàâóþ ãðàíèöó ýêðàíà
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        ; ïðàâóþ ãðàíèöó ýêðàíà
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        js      @@X1
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        js      @@X1
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        cmp     AX,[0xFE00]   ;ScreenLength
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        cmp     AX,[0xFE00]   ;ScreenLength
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        mov     AL,[FirstByte]
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        mov     AL,[FirstByte]
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        and     AL,00001100b
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        and     AL,00001100b
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        shl     AL,4
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        shl     AL,4
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        or      AL,[ThirdByte]
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        or      AL,[ThirdByte]
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        cbw
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        cbw
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         shl  ax,1
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        call    mouse_acceleration_com1
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        add     AX,[0xFB0C]   ;[YCoordinate]
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        add     AX,[0xFB0C]   ;[YCoordinate]
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        ; Êóðñîð íå äîëæåí âûõîäèòü çà âåðõíþþ èëè
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        ; Êóðñîð íå äîëæåí âûõîäèòü çà âåðõíþþ èëè
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        ; íèæíþþ ãðàíèöó ýêðàíà
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        ; íèæíþþ ãðàíèöó ýêðàíà
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        js      @@Y1
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        js      @@Y1
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        cmp     AX,[0xFE04]  ;ScreenHeigth
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        cmp     AX,[0xFE04]  ;ScreenHeigth
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@@Y1:
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@@Y1:
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       ; Óñòàíîâèòü êîîðäèíàòó X ïî âåðõíåé ãðàíèöå
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       ; Óñòàíîâèòü êîîðäèíàòó X ïî âåðõíåé ãðàíèöå
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        xor     AX,AX
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        xor     AX,AX
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@@Y2:
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@@Y2:
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        mov     [0xFB0C],AX     ;[YCoordinate]
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        mov     [0xFB0C],AX     ;[YCoordinate]
- 
 
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        mov   eax,[timer_ticks]
- 
 
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        mov   [timer_ticks_com],eax
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        jmp     @@EndMouseInterrupt
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        jmp     @@EndMouseInterrupt
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@@Error:
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@@Error:
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; Ïðîèçîøåë ñáîé â ïîðÿäêå ïåðåäà÷è èíôîðìàöèè îò
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; Ïðîèçîøåë ñáîé â ïîðÿäêå ïåðåäà÷è èíôîðìàöèè îò
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; ìûøè, îáíóëèòü ñ÷åò÷èê áàéòîâ ïàêåòà äàííûõ
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; ìûøè, îáíóëèòü ñ÷åò÷èê áàéòîâ ïàêåòà äàííûõ
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        mov     [MouseByteNumber],0
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        mov     [MouseByteNumber],0
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@@EndMouseInterrupt:
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@@EndMouseInterrupt:
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        call  ready_for_next_irq
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        call  ready_for_next_irq
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        ret
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mouse_acceleration_com1:
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        push    eax
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        mov   eax,[timer_ticks]
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        sub   eax,[timer_ticks_com]
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        cmp   eax,[mouse_delay]
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        pop    eax
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        ja     @f
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        shl    ax,1