PR#3 PREFIX /A2OSX.BUILD LOMEM $A00 INC 1 AUTO 6 .LIST OFF .OP 65C02 .OR $2000 .TF /A2OSX.BUILD/DRV/DHGR.DRV *-------------------------------------- .INB /A2OSX.BUILD/INC/MACROS.I .INB /A2OSX.BUILD/INC/A2OSX.I .INB /A2OSX.BUILD/INC/IO.I .INB /A2OSX.BUILD/INC/LIBGFX.I *-------------------------------------- ZPBase .EQ ZPDRV ZPCount .EQ ZPDRV+2 ZPCountCol .EQ ZPDRV+4 ZPCountMod .EQ ZPDRV+5 *-------------------------------------- * 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 .DA 0 End Of Reloc Table *-------------------------------------- Dev.Detect >LDYA L.MSG.DETECT >SYSCALL PrintF.YA ldx #0 .1 txa stz Shift0.hi,x asl rol Shift0.hi,x lsr sta Shift0.lo,x inx bpl .1 ldx #0 .2 lda Shift0.hi,x sta Shift1.hi,x lda Shift0.lo,x asl asl rol Shift1.hi,x lsr sta Shift1.lo,x inx bpl .2 ldx #0 .3 lda Shift1.hi,x sta Shift2.hi,x lda Shift1.lo,x asl asl rol Shift2.hi,x lsr sta Shift2.lo,x inx bpl .3 ldx #0 .4 lda Shift2.hi,x sta Shift3.hi,x lda Shift2.lo,x asl asl rol Shift3.hi,x lsr sta Shift3.lo,x inx bpl .4 ldx #0 .5 lda Shift3.hi,x sta Shift4.hi,x lda Shift3.lo,x asl asl rol Shift4.hi,x lsr sta Shift4.lo,x inx bpl .5 ldx #0 .6 lda Shift4.hi,x sta Shift5.hi,x lda Shift4.lo,x asl asl rol Shift5.hi,x lsr sta Shift5.lo,x inx bpl .6 ldx #0 .7 lda Shift5.hi,x sta Shift6.hi,x lda Shift5.lo,x asl asl rol Shift6.hi,x lsr sta Shift6.lo,x inx bpl .7 clc rts CS.END MSG.DETECT >CSTR "Apple IIe/IIc DHGR Driver.\r\n" *-------------------------------------- * Device Header (16 Bytes) *-------------------------------------- DEV.HEADER cld jmp (DRV.CS.START,x) .DA #0 .BS 6 DEV.HEADER.NAME >PSTR "GFX" .BS 1 *-------------------------------------- * Driver Code *-------------------------------------- DRV.CS.START .DA STATUS .DA A2osX.BADCALL .DA A2osX.BADCALL .DA A2osX.BADCALL .DA CONTROL .DA A2osX.BADCALL .DA OPEN .DA CLOSE .DA A2osX.BADCALL .DA A2osX.BADCALL .DA A2osX.BADCALL *-------------------------------------- .DA SETPIXEL .DA GETPIXEL .DA HLINE .DA VLINE .DA FILLRECT .DA BITBLT *-------------------------------------- L.STAT .DA STAT L.DIV7.0 .DA DIV7.0 .DA DIV7.256 .DA DIV7.512 L.MOD7.0 .DA MOD7.0 .DA MOD7.256 .DA MOD7.512 L.Shift0.Lo .DA Shift0.lo L.Shift0.Hi .DA Shift0.hi L.DIVMOD7Y0 .DA DIVMOD7Y0 .DA DIVMOD7Y1 .DA DIVMOD7Y2 .DA 0 end or relocation *-------------------------------------- STATUS >LDYA L.STAT clc rts *-------------------------------------- OPEN sta A2osX.SCRNDEVS+2 DEV.ID in A ldy #0 ldx #0 .1 lda L.DIV7.0,y sta DIV7.lo,x lda L.MOD7.0,y sta MOD7.lo,x iny lda L.DIV7.0,y sta DIV7.hi,x lda L.MOD7.0,y sta MOD7.hi,x iny inx cpx #3 bne .1 ldx #7 lda L.Shift0.Lo+1 .10 sta Shiftlo.hi,x inc dex bne .10 ldx #7 lda L.Shift0.hi+1 .11 sta Shifthi.hi,x inc dex bne .11 .8 clc rts *-------------------------------------- CONTROL sta CLRTEXT sta CLRMIXED sta SETHIRES sta CLR80STORE sta CLRPAGE2 sta SETIOUDIS sta SETDHIRES * sta CLR80DISP * sta SETDHIRES * sta CLRDHIRES * sta SET80DISP * sta SETDHIRES * sta CLRDHIRES * sta SETDHIRES lda #3 sta A2osX.ASCREEN clc rts *-------------------------------------- CLOSE clc rts *-------------------------------------- .INB /A2OSX.SRC/DRV/DHGR.DRV.S.PIX .INB /A2OSX.SRC/DRV/DHGR.DRV.S.LIN .INB /A2OSX.SRC/DRV/DHGR.DRV.S.BLT *-------------------------------------- * FILLRECT * 2 : Mode * 3 : Color * 4 : SrcX1 * 6 : SrcY1 * 8 : SrcX2 * 10 : SrcY2 *-------------------------------------- FILLRECT >STYA ZPBase ldy #S.CB.Y2 .1 lda (ZPBase),y sta CB.Cache,y dey bpl .1 .2 jsr HLINE.I lda CB.Cache+S.CB.Y1 cmp CB.Cache+S.CB.Y2 beq .8 inc CB.Cache+S.CB.Y1 bra .2 .8 rts *-------------------------------------- * IN: * Y = LO * X = HI * OUT: * A = DIV * X = MOD *-------------------------------------- DIVMOD7YX jmp (L.DIVMOD7Y0,x) DIVMOD7Y0 lda DIV7.0,y ldx MOD7.0,y rts DIVMOD7Y1 lda DIV7.256,y clc adc #$24 ldx MOD7.256,y rts DIVMOD7Y2 lda DIV7.512,y clc adc #$49 ldx MOD7.512,y rts *-------------------------------------- DRV.CS.END *-------------------------------------- Shift0.lo .BS 128 Shift0.hi .BS 128 Shift1.lo .BS 128 Shift1.hi .BS 128 Shift2.lo .BS 128 Shift2.hi .BS 128 Shift3.lo .BS 128 Shift3.hi .BS 128 Shift4.lo .BS 128 Shift4.hi .BS 128 Shift5.lo .BS 128 Shift5.hi .BS 128 Shift6.lo .BS 128 Shift6.hi .BS 128 *-------------------------------------- .INB /A2OSX.SRC/DRV/DHGR.DRV.T *-------------------------------------- DIV7.lo .BS 3 DIV7.hi .BS 3 MOD7.lo .BS 3 MOD7.hi .BS 3 Shiftlo.hi .BS 7 Shifthi.hi .BS 7 *-------------------------------------- CB.Cache .BS S.CB *-------------------------------------- XDIV7 .BS 1 XMOD7 .BS 1 XCOL7 .BS 1 GBYTE .BS 1 *-------------------------------------- STAT .DA #0 .DA #0,#0,#0 >PSTR "Apple II DHGR" .BS 3 .DA #S.DSTAT.T.GFX .DA #0 .DA $0900 *-------------------------------------- DEVSTAT.MODES .DA #S.CB.MODE.MONO+S.CB.MODE.C16 DEVSTAT.W .DA 560 X.SIZE DEVSTAT.H .DA 192 Y.SIZE *-------------------------------------- DRV.SIZE .EQ *-DRV.CS.START *-------------------------------------- .LIST OFF MAN SAVE /A2OSX.SRC/DRV/DHGR.DRV.S ASM