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