feat: fichier/répertoire effacé
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327
noyau/souris.asm
327
noyau/souris.asm
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@ -1,327 +0,0 @@
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.model tiny
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.486
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smart
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.code
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org 0h
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start:
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jmp tsr
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drv db 'MOUSE',0
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Tsr:
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cli
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cmp ax,1234h
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jne nomore
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mov ax,4321h
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jmp itsok
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nomore:
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push bx ax
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mov ah,4
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mov bh,0
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int 50h
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mov bl,al
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pop ax
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cmp byte ptr cs:isact,1
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je nottest
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mov cs:isact,1
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and bl,10000b
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cmp bl,16
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jae react
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mov bl,ah
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xor bh,bh
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shl bx,1
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mov bx,cs:[bx].tables
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mov cs:current,bx
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pop bx
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call cs:current
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itsok:
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jnc noerror
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push bp
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mov bp,sp
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or byte ptr [bp+6],1b
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pop bp
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mov ax,cs
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shl eax,16
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mov ax,cs:current
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jmp endofint
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noerror:
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push bp
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mov bp,sp
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and byte ptr [bp+6],0FEh
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pop bp
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endofint:
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mov cs:isact,0
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sti
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iret
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nottest:
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pop bx
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jmp endofint
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current dw 0
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tables dw cmdmouse
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dw cmdmouse2
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dw detectmouse
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dw getmouse
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dw getmousescreen
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dw configmouse
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isact db 0
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;Envoie une commande AL … la souris via controleur clavier
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cmdmouse:
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push ax
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videbuff1:
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in al, 64h
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and al, 10b
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jne videbuff1
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mov al, 00d4h
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out 64h, al
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videbuff2:
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in al, 64h
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and al, 10b
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jne videbuff2
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pop ax
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out 60h, al
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in al, 60h
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ret
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;Envoie une commande2 AL … la souris via controleur clavier carry=nomouse
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cmdmouse2:
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push ax
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videbuff21:
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in al, 64h
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and al, 10b
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jne videbuff21
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mov al, 0060h
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out 64h, al
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videbuff22:
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in al, 64h
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and al, 10b
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jne videbuff22
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pop ax
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out 60h, al
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in al, 60h
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ret
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Detectmouse:
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push ax cx
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mov al, 0a8h ;AUX enable
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out 64h, al
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mov al, 0f3h ;Set sample
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call cmdmouse
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mov al, 100 ;Set sample
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call cmdmouse
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mov al, 0e8h ;Set resolution
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call cmdmouse
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mov al, 01 ;Set resolution
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call cmdmouse
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mov al, 0e7h ;Set scale 2:1
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call cmdmouse
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mov al, 0f4h ;Enable device
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call cmdmouse
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mov al, 47h ;Interruption ON
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call cmdmouse2
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mov cx, 1024
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testmouse:
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in al, 60h ;Lecture du port de donn‚es
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cmp al, 250 ;Test si il y a une souris
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je okmouse
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dec cx
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jnz testmouse
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stc
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jmp endoftest
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okmouse:
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clc
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endoftest:
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pop cx ax
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ret
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;envoie en bx,cx les coordonn‚es et en dl les boutons
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getmouse:
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mov bx,cs:rx
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mov cx,cs:ry
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mov dl,cs:button
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sub dl,8
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and dl,0Fh
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clc
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ret
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;envoie en di les coordonn‚es ecran et en dl les boutons
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getmousescreen:
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mov di,cs:xy
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mov dl,cs:button
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sub dl,8
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and dl,0Fh
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clc
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ret
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;configure la rapidit‚ dans cl et dans ah,al sphŠre x et y
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Configmouse:
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mov cs:speed,cl
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mov cs:spherex,ah
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mov cs:spherey,al
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ret
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Button db 0
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rx dw 0
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ry dw 0
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VX db 0
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VY db 0
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X dw 7FFFh
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Y dw 7FFFh
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speed db 6
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spherex db 0
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spherey db 0
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count db 0
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error db 0
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xy dw 0
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old db 0
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;Gestionnaire de souris PS/2
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react:
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push ax bx cx dx di ds es
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push cs
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pop ds
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in al, 60h
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cmp error, 1
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je gest1
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cmp count, 1
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je gest1
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cmp count, 2
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je gest2
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cmp count, 3
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je gest3
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gest1:
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mov count, 2
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mov Button, al
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and al, 00001000b
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cmp al, 8
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je gest1end
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mov error, 1
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jmp gest1end2
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gest1end:
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mov error, 0
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gest1end2:
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mov count, 2
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jmp endgest
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gest2:
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mov count, 3
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mov VX, al
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jmp endgest
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gest3:
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mov count, 1
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mov VY, al
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jmp endgest
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endgest:
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cmp error,1
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je errormouse
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push cs
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pop es
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mov di,offset infos
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mov ah,34
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int 47h
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mov cl,speed
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movsx bx,VY
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shl bx,cl
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cmp spherey,0
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jne nolimity
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xor ah,ah
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mov al,[di]
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cmp byte ptr [di+7],4
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jbe text4
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shl ax,3
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text4:
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dec ax
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cmp bx,0
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jg decy
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cmp ry,ax
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jae noaddy
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jmp nolimity
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decy:
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cmp ry,0
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je noaddy
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nolimity:
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sub y,bx
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noaddy:
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movsx bx,VX
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shl bx,cl
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cmp spherex,0
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jne nolimitx
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xor ah,ah
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mov al,[di+1]
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cmp byte ptr [di+7],4
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jbe text5
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shl ax,3
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text5:
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dec ax
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cmp bx,0
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jl decx
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cmp rx,ax
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jae noaddx
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jmp nolimitx
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decx:
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cmp rx,0
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je noaddx
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nolimitx:
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add x,bx
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noaddx:
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mov ax,x
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mov bx,0FFFFh
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xor ch,ch
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mov cl,[di+1]
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cmp byte ptr [di+7],4
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jbe text1
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shl cx,3
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text1:
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mul cx
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div bx
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mov rx,ax
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mov ax,y
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xor ch,ch
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mov cl,[di]
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cmp byte ptr [di+7],4
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jbe text2
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shl cx,3
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text2:
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mul cx
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div bx
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mov ry,ax
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xor ch,ch
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mov cl,[di+1]
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cmp byte ptr [di+7],4
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jbe text3
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shl cx,3
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text3:
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mul cx
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add ax,rx
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cmp byte ptr [di+7],4
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mov di,ax
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jbe textpoint
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mov ax,0A000h
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mov es,ax
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jmp graphpoint
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textpoint:
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mov ax,0B800h
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mov es,ax
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shl di,1
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inc di
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graphpoint:
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mov bx,xy
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cmp byte ptr es:[bx],070h
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jne waschanged
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mov al,old
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mov byte ptr es:[bx],al
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waschanged:
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mov xy,di
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mov al,es:[di]
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mov old,al
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mov byte ptr es:[di],070h
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mov al, 20h
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out 0a0h, al
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out 20h, al
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errormouse:
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pop es ds di dx cx bx ax
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mov cs:isact,0
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pop bx
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iret
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infos db 40 dup (0)
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end start
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