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Rev 387 Rev 444
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$Revision: 431 $
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;;                                                              ;;
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;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License    ;;
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;;                                                              ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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; Íîìåð ïðèíèìàåìîãî îò ìûøè áàéòà
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; Íîìåð ïðèíèìàåìîãî îò ìûøè áàéòà
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MouseByteNumber_1 DB 0
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MouseByteNumber_1 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_1       DB 0
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FirstByte_1       DB 0
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SecondByte_1      DB 0
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SecondByte_1      DB 0
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ThirdByte_1       DB 0
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ThirdByte_1       DB 0
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timer_ticks_com_1 dd 0
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timer_ticks_com_1 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_com2:
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check_mouse_data_com2:
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;        cmp     [com2_mouse_detected],0
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;        cmp     [com2_mouse_detected],0
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;        je      @@EndMouseInterrupt_1
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;        je      @@EndMouseInterrupt_1
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; Ïðîâåðèòü íàëè÷èå äàííûõ
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; Ïðîâåðèòü íàëè÷èå äàííûõ
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        mov     DX,2F8h  ;[COMPortBaseAddr]
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        mov     DX,2F8h  ;[COMPortBaseAddr]
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        add     DX,5         ;xFDh
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        add     DX,5         ;xFDh
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        in      AL,DX
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        in      AL,DX
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        test    AL,1   ;Äàííûå ãîòîâû?
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        test    AL,1   ;Äàííûå ãîòîâû?
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        jz      @@Error_1
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        jz      @@Error_1
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; Ââåñòè äàííûå
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; Ââåñòè äàííûå
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        mov     DX,2F8h   ;[COMPortBaseAddr]   ;xF8h
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        mov     DX,2F8h   ;[COMPortBaseAddr]   ;xF8h
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        in      AL,DX
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        in      AL,DX
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; Ñáðîñèòü ñòàðøèé íåçíà÷àùèé áèò
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; Ñáðîñèòü ñòàðøèé íåçíà÷àùèé áèò
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        and     AL,01111111b
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        and     AL,01111111b
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; Îïðåäåëèòü ïîðÿäêîâûé íîìåð ïðèíèìàåìîãî áàéòà
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; Îïðåäåëèòü ïîðÿäêîâûé íîìåð ïðèíèìàåìîãî áàéòà
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        cmp     [MouseByteNumber_1],0
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        cmp     [MouseByteNumber_1],0
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        je      @@FirstByte_1
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        je      @@FirstByte_1
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        cmp     [MouseByteNumber_1],1
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        cmp     [MouseByteNumber_1],1
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        je      @@SecondByte_1
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        je      @@SecondByte_1
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        cmp     [MouseByteNumber_1],2
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        cmp     [MouseByteNumber_1],2
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        je      @@ThirdByte_1
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        je      @@ThirdByte_1
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        jmp     @@Error_1
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        jmp     @@Error_1
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35 
; Ñîõðàíèòü ïåðâûé áàéò äàííûõ
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; Ñîõðàíèòü ïåðâûé áàéò äàííûõ
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@@FirstByte_1:
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@@FirstByte_1:
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        test    AL,1000000b       ;Ïåðâûé áàéò ïîñûëêè?
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        test    AL,1000000b       ;Ïåðâûé áàéò ïîñûëêè?
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        jz      @@Error_1
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        jz      @@Error_1
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        mov     [FirstByte_1],AL
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        mov     [FirstByte_1],AL
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        inc     [MouseByteNumber_1] ;óâåëè÷èòü ñ÷åò÷èê
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        inc     [MouseByteNumber_1] ;óâåëè÷èòü ñ÷åò÷èê
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        jmp     @@EndMouseInterrupt_1
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        jmp     @@EndMouseInterrupt_1
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; Ñîõðàíèòü âòîðîé áàéò äàííûõ
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; Ñîõðàíèòü âòîðîé áàéò äàííûõ
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@@SecondByte_1:
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@@SecondByte_1:
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        test    AL,1000000b
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        test    AL,1000000b
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        jnz     @@Error_1
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        jnz     @@Error_1
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        mov     [SecondByte_1],AL
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        mov     [SecondByte_1],AL
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        inc     [MouseByteNumber_1] ;óâåëè÷èòü ñ÷åò÷èê
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        inc     [MouseByteNumber_1] ;óâåëè÷èòü ñ÷åò÷èê
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        jmp     @@EndMouseInterrupt_1
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        jmp     @@EndMouseInterrupt_1
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; Ñîõðàíèòü òðåòèé áàéò äàííûõ
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; Ñîõðàíèòü òðåòèé áàéò äàííûõ
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@@ThirdByte_1:
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@@ThirdByte_1:
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        test    AL,1000000b
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        test    AL,1000000b
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        jnz     @@Error_1
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        jnz     @@Error_1
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        mov     [ThirdByte_1],AL    ;óâåëè÷èòü ñ÷åò÷èê
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        mov     [ThirdByte_1],AL    ;óâåëè÷èòü ñ÷åò÷èê
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        mov     [MouseByteNumber_1],0
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        mov     [MouseByteNumber_1],0
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; (Ïàêåò äàííûõ îò ìûøè ïðèíÿò ïîëíîñòüþ).
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; (Ïàêåò äàííûõ îò ìûøè ïðèíÿò ïîëíîñòüþ).
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; Çàïèñàòü íîâîå çíà÷åíèå ñîñòîÿíèÿ êíîïîê ìûøè
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; Çàïèñàòü íîâîå çíà÷åíèå ñîñòîÿíèÿ êíîïîê ìûøè
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        mov al,[FirstByte_1]   ;[0xfb01]
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        mov al,[FirstByte_1]   ;[0xfb01]
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        mov ah,al
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        mov ah,al
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        shr al,3
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        shr al,3
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        and al,2
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        and al,2
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        shr ah,5
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        shr ah,5
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        and ah,1
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        and ah,1
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        add al,ah
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        add al,ah
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        mov    [BTN_DOWN],al
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        mov    [BTN_DOWN],al
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        mov    [mouse_active],1
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        mov    [mouse_active],1
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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_1]
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        mov     AL,[FirstByte_1]
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        shl     AL,6
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        shl     AL,6
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        or      AL,[SecondByte_1]
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        or      AL,[SecondByte_1]
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        cbw
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        cbw
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        call    mouse_acceleration_com2
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        call    mouse_acceleration_com2
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        add     AX,[MOUSE_X]    ;[XCoordinate]
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        add     AX,[MOUSE_X]    ;[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_1
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        js      @@X1_1
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        cmp     AX,[ScreenWidth]   ;ScreenLength
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        cmp     AX,[ScreenWidth]   ;ScreenLength
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        jb      @@X2_1
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        jb      @@X2_1
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        ; Óñòàíîâèòü êîîðäèíàòó X ïî ïðàâîé ãðàíèöå
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        ; Óñòàíîâèòü êîîðäèíàòó X ïî ïðàâîé ãðàíèöå
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        mov     AX,[ScreenWidth]   ;ScreenLength-1
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        mov     AX,[ScreenWidth]   ;ScreenLength-1
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        dec     ax
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        dec     ax
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        jmp     @@X2_1
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        jmp     @@X2_1
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@@X1_1:
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@@X1_1:
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       ; Óñòàíîâèòü êîîðäèíàòó X ïî ëåâîé ãðàíèöå
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       ; Óñòàíîâèòü êîîðäèíàòó X ïî ëåâîé ãðàíèöå
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        xor     AX,AX
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        xor     AX,AX
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@@X2_1:
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@@X2_1:
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        mov     [MOUSE_X],AX     ;[XCoordinate]
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        mov     [MOUSE_X],AX     ;[XCoordinate]
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        ; Ïðèáàâèòü ïåðåìåùåíèå ïî Y ê êîîðäèíàòå Y
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        ; Ïðèáàâèòü ïåðåìåùåíèå ïî Y ê êîîðäèíàòå Y
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        mov     AL,[FirstByte_1]
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        mov     AL,[FirstByte_1]
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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_1]
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        or      AL,[ThirdByte_1]
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        cbw
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        cbw
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        call    mouse_acceleration_com2
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        call    mouse_acceleration_com2
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        add     AX,[MOUSE_Y]   ;[YCoordinate]
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        add     AX,[MOUSE_Y]   ;[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_1
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        js      @@Y1_1
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        cmp     AX,[ScreenHeight]  ;ScreenHeigth
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        cmp     AX,[ScreenHeight]  ;ScreenHeigth
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        jb      @@Y2_1
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        jb      @@Y2_1
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        ; Óñòàíîâèòü êîîðäèíàòó X ïî íèæíåé ãðàíèöå
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        ; Óñòàíîâèòü êîîðäèíàòó X ïî íèæíåé ãðàíèöå
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        mov     AX,[ScreenHeight] ;ScreenHeigth-1
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        mov     AX,[ScreenHeight] ;ScreenHeigth-1
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        dec     ax
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        dec     ax
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        jmp     @@Y2_1
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        jmp     @@Y2_1
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@@Y1_1:
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@@Y1_1:
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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_1:
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@@Y2_1:
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        mov     [MOUSE_Y],AX     ;[YCoordinate]
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        mov     [MOUSE_Y],AX     ;[YCoordinate]
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        mov   eax,[timer_ticks]
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        mov   eax,[timer_ticks]
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        mov   [timer_ticks_com_1],eax
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        mov   [timer_ticks_com_1],eax
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        jmp     @@EndMouseInterrupt_1
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        jmp     @@EndMouseInterrupt_1
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@@Error_1:
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@@Error_1:
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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_1],0
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        mov     [MouseByteNumber_1],0
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@@EndMouseInterrupt_1:
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@@EndMouseInterrupt_1:
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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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        ret
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mouse_acceleration_com2:
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mouse_acceleration_com2:
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        push    eax
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        push    eax
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        mov   eax,[timer_ticks]
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        mov   eax,[timer_ticks]
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        sub   eax,[timer_ticks_com_1]
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        sub   eax,[timer_ticks_com_1]
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        cmp   eax,[mouse_delay]
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        cmp   eax,[mouse_delay]
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        pop    eax
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        pop    eax
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        ja     @f
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        ja     @f
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        imul  ax,[mouse_speed_factor]
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        imul  ax,[mouse_speed_factor]
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@@:
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@@:
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        ret
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        ret