NEW PREFIX /A2OSX.BUILD AUTO 4,1 .LIST OFF .OP 65C02 .OR $2000 .TF DRV/MOUSE.DRV *-------------------------------------- .INB INC/MACROS.I .INB INC/A2OSX.I .INB INC/MLI.ERR.I .INB INC/XY.MOUSE.I .INB INC/LIBGUI.I *-------------------------------------- ZPTmpPtr1 .EQ ZPDRV *-------------------------------------- * File Header (16 Bytes) *-------------------------------------- CS.START cld jmp Dev.Detect cld,jmp abs=DRV .DA #$61 6502,Level 1 (65c02) .DA #1 DRV Layout Version 1 .DA 0 .DA CS.END-CS.START Code Length .DA DEV.HEADER-CS.START Device Header Offset .DA DRV.CS.START-CS.START Driver Code Offset .DA DRV.CS.END-DRV.CS.START Drv Code Length *-------------------------------------- * Relocation Table *-------------------------------------- L.MSG.DETECT .DA MSG.DETECT L.MSG.DETECT.OK .DA MSG.DETECT.OK L.MSG.DETECT.KO .DA MSG.DETECT.KO L.DEV.HEADER.NAME .DA DEV.HEADER.NAME .DA 0 End Of Reloc Table *-------------------------------------- Dev.Detect >LDYA L.MSG.DETECT >SYSCALL printf stz ZPTmpPtr1 lda #$C1 .1 sta ZPTmpPtr1+1 ldx #DEVSIG.Value-DEVSIG.Offset-1 .2 ldy DEVSIG.Offset,x lda (ZPTmpPtr1),y cmp DEVSIG.Value,x bne .3 dex bpl .2 lda ZPTmpPtr1+1 sta GOMOUSE+2 sta GOMOUSE.Cn+1 sta GOMOUSE.JMP+2 and #$0F sta DEVSLOT0n ora #$30 sta DEV.HEADER.NAME+3 asl asl asl asl sta GOMOUSE.n0+1 >PUSHW L.DEV.HEADER.NAME >LDYA L.MSG.DETECT.OK >SYSCALL printf clc rts .3 lda ZPTmpPtr1+1 no match, try next slot.... inc cmp #$C8 bne .1 >LDYA L.MSG.DETECT.KO >SYSCALL printf lda #MLI.E.NODEV sec rts *-------------------------------------- CS.END MSG.DETECT .AZ "Apple Mouse Driver.\r\n" MSG.DETECT.OK .AZ "Mouse Installed As Device : %s\r\n" MSG.DETECT.KO .AZ "No Mouse Found.\r\n" DEVSIG.Offset .HS 05070B0CFB DEVSIG.Value .HS 38180120D6 *-------------------------------------- * Device Header (16 Bytes) *-------------------------------------- DEV.HEADER cld jmp (DRV.CS.START,x) .DA #0 .BS 6 DEV.HEADER.NAME .AZ "MOUX" *-------------------------------------- * Driver Code *-------------------------------------- DRV.CS.START .DA STATUS .DA READBLOCK .DA A2osX.BADCALL .DA A2osX.BADCALL .DA CONTROL .DA A2osX.BADCALL .DA OPEN .DA CLOSE .DA A2osX.BADCALL .DA A2osX.BADCALL L.DEVSTAT .DA DEVSTAT .DA 0 end or relocation *-------------------------------------- STATUS >LDYA L.DEVSTAT clc rts *-------------------------------------- READBLOCK >STYA ZPTmpPtr1 stz READBLOCK.S+1 Reset Flags php sei * ldy #READMOUSE DONE BY IRQ MANAGER * jsr GOMOUSE ldx DEVSLOT0n lda MOUSESTSx,x and #MOUSESTSx.MOVED beq .1 ldy #S.MOUSE.X1 lda MOUSEXLOx,x sta (ZPTmpPtr1),y iny lda MOUSEXHIx,x sta (ZPTmpPtr1),y iny lda MOUSEYLOx,x sta (ZPTmpPtr1),y iny lda MOUSEYHIx,x sta (ZPTmpPtr1),y lda #S.MOUSE.S.MOVE tsb READBLOCK.S+1 stz bDblClick Reset DblClick flag .1 lda MOUSESTSx,x and #MOUSESTSx.DOWN+MOUSESTSx.LDOWN beq .8 no button state change:up & previously up cmp #MOUSESTSx.DOWN+MOUSESTSx.LDOWN beq .8 no button state change:down & previously down asl if CS, down & previously up bcc .2 lda #S.MOUSE.S.DOWN tsb READBLOCK.S+1 button has been pressed, start drag... lda MOUSEXLOx,x sta SrcDrag lda MOUSEXHIx,x sta SrcDrag+1 lda MOUSEYLOx,x sta SrcDrag+2 lda MOUSEYHIx,x sta SrcDrag+3 bra .8 .2 lda READBLOCK.S+1 pha save move state ora #S.MOUSE.S.UP sta READBLOCK.S+1 pla get back move state bne .4 no move...click! lda #S.MOUSE.S.CLK bit bDblClick bpl .3 lda #S.MOUSE.S.DCLK ldy #1 sty bDblClick .3 dec bDblClick tsb READBLOCK.S+1 bra .8 .4 lda #S.MOUSE.S.DRAG tsb READBLOCK.S+1 ldy #S.MOUSE.X2+3 .5 lda SrcDrag-S.MOUSE.X2,y sta (ZPTmpPtr1),y dey bpl .5 .8 plp READBLOCK.S lda #$ff SELF MODIFIED beq .9 ldy #S.MOUSE.S sta (ZPTmpPtr1),y clc rts .9 lda #MLI.E.EOF sec rts *-------------------------------------- CONTROL >STYA ZPTmpPtr1 php sei ldy #0 ldx #0 set X jsr SETCLAMP ldy #4 ldx #1 set Y jsr SETCLAMP ldy #HOMEMOUSE jsr GOMOUSE plp clc rts *-------------------------------------- OPEN php sei ldx DEVSLOT0n lda MOUSEMODx,x keep if VBLInt already activated by kernel and #MOUSEMODx.INTVBL ora #MOUSEMODx.ACTIVE Enable, Polling mode ldy #SETMOUSE jsr GOMOUSE ldy #INITMOUSE Reset jsr GOMOUSE plp clc rts *-------------------------------------- CLOSE php sei ldx DEVSLOT0n lda MOUSEMODx,x keep if VBLInt already activated by kernel and #MOUSEMODx.INTVBL Disable ALL but VBLInt if previously active ldy #SETMOUSE jsr GOMOUSE plp clc rts *-------------------------------------- * PRIVATE *-------------------------------------- SETCLAMP lda (ZPTmpPtr1),y sta LOCLAMPLO iny lda (ZPTmpPtr1),y sta LOCLAMPHI iny lda (ZPTmpPtr1),y sta HICLAMPLO iny lda (ZPTmpPtr1),y sta HICLAMPHI txa ldy #CLAMPMOUSE *-------------------------------------- GOMOUSE ldx $FF00,y SELF MODIFIED stx GOMOUSE.JMP+1 GOMOUSE.Cn ldx #$ff SELF MODIFIED GOMOUSE.n0 ldy #$ff SELF MODIFIED GOMOUSE.JMP jmp $FFFF SELF MODIFIED *-------------------------------------- DRV.CS.END DEVSLOT0n .BS 1 bDblClick .BS 1 SrcDrag .BS 4 *-------------------------------------- DEVSTAT .DA #0 .DA #0,#0,#0 >PSTR "Apple II Mouse" .BS 2 .DA #S.DIB.T.XY .DA #0 .DA #0 .DA #91 *-------------------------------------- MAN SAVE /A2OSX.SRC/DRV/MOUSE.DRV.S ASM