PR#3 PREFIX /A2OSX.SRC NEW INC 1 AUTO 6 .LIST OFF .OP 65C02 .OR $2000 .TF /A2OSX.BOOT/DRV/CONSOLE.DRV *-------------------------------------- .INB INC/MACROS.I .INB INC/A2OSX.I .INB INC/IO.I *-------------------------------------- CURSOR.BLINK.SPEED .EQ 8 ESCSEQ.MAXLEN .EQ 16 *-------------------------------------- ZPBaseL1 .EQ ZPDRV ZPBaseL2 .EQ ZPDRV+2 ZPTmpByte .EQ ZPDRV+4 *-------------------------------------- * 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 SYS.PStrOutYA clc rts CS.END MSG.DETECT >PSTRING "Apple IIe/IIc 80 Col Driver.\n" *-------------------------------------- * Device Header (16 Bytes) *-------------------------------------- DEV.HEADER cld jmp (DRV.CS.START,x) .HS 00 DevID .DA #S.DEV.F.EVENT+S.DEV.F.COUT+S.DEV.F.CHAR >PSTRING "CON" NAME .HS 00 NAME must Be 5 bytes long .HS 00 .HS 00.00.00.00 *-------------------------------------- * Driver Code *-------------------------------------- DRV.CS.START .DA OPEN .DA GETEVENT .DA COUT .DA CLOSE .DA GETINFO .DA IRQ .DA SELECT L.DEVINFO .DA DEVINFO *-------------------------------------- J.CtrlChars .DA BS 8 .DA LF 10 .DA HOME 12 .DA CROUT 13 .DA ESC 27 *-------------------------------------- J.EscCodes .DA Scroll.Dn D .DA Scroll.Up M .DA RESET c *-------------------------------------- J.EscSequences .DA Esc.DispAttr m .DA Esc.Query n .DA Esc.Scroll r .DA Esc.Erase K .DA Esc.Home H .DA 0 end of relocation *-------------------------------------- OPEN stz CURON stz bEscMode stz bEscModeCSI stz OutPtr stz OutCnt ldy #S.DEV.ID lda (pDev),y sta A2osX.SCRNDEVS jsr SELECT lda #1 sta A2osX.ASCREEN jsr RESET jsr HOME clc rts *-------------------------------------- GETEVENT jsr Char.Out.Get bcc .7 no char in output buffer... lda A2osX.ASCREEN cmp #1 is CON active? bne .9 no....exit lda A2osX.TIMER16 and #CURSOR.BLINK.SPEED eor CURON beq .1 jsr CURBLNK .1 lda OPENAPPLE bmi .9 Open apple key, not for us... lda KBD bpl .9 sta KBDSTROBE and #$7F ldx KeyRemapped .2 cmp KeyRemapped,x beq .3 dex bne .2 bra .7 .3 lda KeyRemappedIdx,x tay .4 lda KeyRemappedTbl,y beq .6 jsr Char.Out.Put iny bra .4 .6 jsr Char.Out.Get .7 ldy #S.EVT.DATALO sta (pEvent),y iny S.EVT.DATAHI lda #0 sta (pEvent),y lda #S.EVT.F.KEY sta (pEvent) .8 clc rts .9 lda #0 Error = no event sec rts *-------------------------------------- COUT bit bEscMode bmi COUT.EscMode pha jsr CUROFF pla cmp #32 bcc COUT.Ctrl ora INVFLG ldx CH ldy CV jsr SetCharAtXY jmp FSOUT *-------------------------------------- SELECT sta SETTEXT sta SETALTCHAR sta SET80DISP sta CLR80STORE sta CLRPAGE2 clc rts *-------------------------------------- COUT.Ctrl ldy #0 ldx #0 .2 iny cmp CtrlChars,y beq .3 inx inx cpy CtrlChars bne .2 clc rts .3 jmp (J.CtrlChars,x) *-------------------------------------- COUT.EscMode bit bEscModeCSI bmi COUT.EscModeCSI cmp #'[' bne .1 dec bEscModeCSI stz EscSeq clc rts .1 stz bEscMode ldy #0 ldx #0 .2 iny cmp EscCodes,y beq .3 inx inx cpy EscCodes bne .2 clc rts .3 jmp (J.EscCodes,x) *-------------------------------------- COUT.EscModeCSI inc EscSeq ldx EscSeq sta EscSeq,x cmp #64 End of Seq ? bcs COUT.ExecEscSeq cpx #ESCSEQ.MAXLEN too long? bne .1 stz bEscModeCSI stz bEscMode .1 clc rts COUT.ExecEscSeq stz EscSeqParamCnt stz bEscSeqInNum ldx #0 EscSeq Ptr .10 stz EscSeqParamTmp stz EscSeqParamTmp+1 .1 inx lda EscSeq,x jsr IsDigit bcs .2 dec bEscSeqInNum and #$0F pha lda EscSeqParamTmp ldy EscSeqParamTmp+1 asl EscSeqParamTmp param=param*10 rol EscSeqParamTmp+1 asl EscSeqParamTmp rol EscSeqParamTmp+1 clc adc EscSeqParamTmp sta EscSeqParamTmp tya adc EscSeqParamTmp+1 sta EscSeqParamTmp+1 asl EscSeqParamTmp rol EscSeqParamTmp+1 pla clc adc EscSeqParamTmp sta EscSeqParamTmp bcc .1 inc EscSeqParamTmp+1 bra .1 .2 bit bEscSeqInNum bpl .3 stz bEscSeqInNum lda #255 ldy EscSeqParamTmp+1 bne .21 lda EscSeqParamTmp .21 ldy EscSeqParamCnt sta EscSeqParam,y inc EscSeqParamCnt .3 lda EscSeq,x cmp #';' beq .10 stz bEscModeCSI stz bEscMode ldy #0 ldx #0 .4 iny cmp EscSeqCmds,y beq .5 inx inx cpy EscSeqCmds bne .4 clc rts .5 jmp (J.EscSequences,x) *-------------------------------------- CLOSE stz A2osX.SCRNDEVS clc rts *-------------------------------------- GETINFO >LDYA L.DEVINFO IRQ clc rts *-------------------------------------- * PRIVATE *-------------------------------------- RESET lda #0 sta SCROLLTOP lda #23 sta SCROLLBOT *-------------------------------------- RESETATTR lda #$80 sta INVFLG clc rts *-------------------------------------- ESC lda #$80 sta bEscMode clc rts *-------------------------------------- BS ldx CH beq .1 dec CH bra .3 .1 ldy CV bne .2 clc rts .2 lda #79 sta CH dec CV .3 lda #$20 ora INVFLG ldx CH ldy CV jmp SetCharAtXY *-------------------------------------- HOME stz CH stz CV ldx #23 .1 lda BASEL,x sta ZPBaseL1 lda BASEH,x sta ZPBaseL1+1 lda #' ' ora INVFLG sta SETWRITEAUX ldy #39 .2 sta (ZPBaseL1),y dey bpl .2 sta CLRWRITEAUX ldy #39 .3 sta (ZPBaseL1),y dey bpl .3 dex bpl .1 clc rts *-------------------------------------- FSOUT ldx CH cpx #79 beq CROUT1 inc CH clc rts *-------------------------------------- CROUT jsr CLREOL stz CH clc rts CROUT1 stz CH LF ldy CV cpy #23 beq SCROLL.UP inc CV clc rts *-------------------------------------- SCROLL.UP ldx SCROLLTOP .1 lda BASEL,x sta ZPBaseL1 lda BASEH,x sta ZPBaseL1+1 inx lda BASEL,x sta ZPBaseL2 lda BASEH,x sta ZPBaseL2+1 ldy #39 sta SETWRITEAUX sta SETREADAUX .2 lda (ZPBaseL2),y sta (ZPBaseL1),y dey bpl .2 ldy #39 sta CLRWRITEAUX sta CLRREADAUX .3 lda (ZPBaseL2),y sta (ZPBaseL1),y dey bpl .3 cpx SCROLLBOT bne .1 *-------------------------------------- CLREOL ldx CH ldy #80 bra CLR CLRLINE ldx #0 ldy #80 bra CLR CLRSOL ldx #0 ldy CH CLR sty ZPTmpByte .1 phx lda #$20 ora INVFLG ldy CV jsr SetCharAtXY plx inx cpx ZPTmpByte bne .1 clc rts *-------------------------------------- SCROLL.DN ldx SCROLLBOT .1 lda BASEL,x sta ZPBaseL1 lda BASEH,x sta ZPBaseL1+1 dex lda BASEL,x sta ZPBaseL2 lda BASEH,x sta ZPBaseL2+1 ldy #39 sta SETWRITEAUX sta SETREADAUX .2 lda (ZPBaseL2),y sta (ZPBaseL1),y dey bpl .2 ldy #39 sta CLRWRITEAUX sta CLRREADAUX .3 lda (ZPBaseL2),y sta (ZPBaseL1),y dey bpl .3 cpx SCROLLTOP bne .1 clc rts *-------------------------------------- Esc.DispAttr ldx EscSeqParamCnt beq .8 .1 lda EscSeqParam-1,x bne .2 jsr RESETATTR bra .7 .2 cmp #7 bne .8 stz INVFLG .7 dex bne .1 .8 clc rts *-------------------------------------- Esc.Query ldx EscSeqParamCnt beq .8 dex bne .8 lda EscSeqParam cmp #6 bne .8 lda #$1B jsr Char.Out.Put lda #$5B jsr Char.Out.Put lda CV inc jsr Decimal.Out lda #';' jsr Char.Out.Put lda CH inc jsr Decimal.Out lda #'R' jsr Char.Out.Put .8 clc rts *-------------------------------------- Esc.Scroll ldx EscSeqParamCnt bne .1 lda #0 ldy #23 bra .8 .1 cpx #2 bne .9 lda EscSeqParam dec ldy EscSeqParam+1 dey .8 sta SCROLLTOP sty SCROLLBOT .9 clc rts *-------------------------------------- Esc.Erase ldx EscSeqParamCnt bne .1 jmp CLREOL .1 lda EscSeqParam cmp #1 bne .2 jmp CLRSOL .2 cmp #2 bne .9 jmp CLRLINE .9 clc rts *-------------------------------------- Esc.Home ldx EscSeqParamCnt bne .1 stz CH stz CV clc rts .1 ldx #1 lda EscSeqParam beq .2 ldx #24 cmp #24 bcs .2 tax .2 dex stx CV dec EscSeqParamCnt beq .8 ldx #1 lda EscSeqParam+1 beq .3 ldx #80 cmp #80 bcs .3 tax .3 dex stx CH .8 clc rts *-------------------------------------- CUROFF lda CURON beq CUREXIT.RTS CURBLNK lda A2osX.ASCREEN cmp #1 beq CURBLNK1 lda CURON bne CURBLNK.OFF rts do not Light if screen is not active CURBLNK1 lda CURON bne CURBLNK.OFF ldx CH ldy CV jsr GetCharAtXY sta CURCHAR and #$80 ldx CH ldy CV eor #" " jsr SetCharAtXY bra CUREXIT CURBLNK.OFF ldx CH ldy CV lda CURCHAR jsr SetCharAtXY CUREXIT lda CURON eor #CURSOR.BLINK.SPEED sta CURON CUREXIT.RTS rts *-------------------------------------- SetCharAtXY cmp #$40 bcc .10 cmp #$5F bcs .10 and #$3F .10 pha txa lsr bcs .1 sta SETWRITEAUX .1 clc adc BASEL,y sta ZPBaseL1 lda BASEH,y sta ZPBaseL1+1 pla sta (ZPBaseL1) sta CLRWRITEAUX rts *-------------------------------------- GetCharAtXY txa lsr bcs .1 sta SETREADAUX .1 clc adc BASEL,y sta ZPBaseL1 lda BASEH,y sta ZPBaseL1+1 lda (ZPBaseL1) sta CLRREADAUX rts *-------------------------------------- IsDigit cmp #'0' bcc .9 cmp #'9'+1 rts cc if ok, cs if not .9 sec rts *-------------------------------------- Decimal.Out stz DecimalBuffer stz DecimalBuffer+1 ldx #8 sed tay .1 tya asl tay lda DecimalBuffer adc DecimalBuffer sta DecimalBuffer lda DecimalBuffer+1 adc DecimalBuffer+1 sta DecimalBuffer+1 dex bne .1 cld stz bDecimal0Out lda DecimalBuffer+1 and #$0f beq .2 ora #$30 dec bDecimal0Out jsr Char.Out.Put .2 lda DecimalBuffer lsr lsr lsr lsr bne .3 bit bDecimal0Out bpl .4 .3 ora #$30 jsr Char.Out.Put .4 lda DecimalBuffer and #$0f ora #$30 *-------------------------------------- Char.Out.Put pha lda OutPtr clc adc OutCnt and #$0f tax pla sta OutBuffer,x inc OutCnt rts *-------------------------------------- Char.Out.Get sec lda OutCnt beq .9 dec OutCnt ldx OutPtr lda OutBuffer,x pha txa inc and #$0f sta OutPtr pla clc .9 rts *-------------------------------------- DRV.CS.END EscCodes >PSTRING "DMc" EscSeqCmds >PSTRING "mnrKH" BASEL .HS 00.80.00.80.00.80.00.80.28.A8.28.A8.28.A8.28.A8.50.D0.50.D0.50.D0.50.D0 BASEH .HS 04.04.05.05.06.06.07.07.04.04.05.05.06.06.07.07.04.04.05.05.06.06.07.07 CH .BS 1 CV .BS 1 INVFLG .BS 1 SCROLLTOP .BS 1 SCROLLBOT .BS 1 CURON .BS 1 CURCHAR .BS 1 OutBuffer .BS 16 OutPtr .BS 1 OutCnt .BS 1 DecimalBuffer .BS 2 bDecimal0Out .BS 1 *-------------------------------------- KeyRemapped .HS 05080A0B0D15 L,D,U,CR,R KeyRemappedIdx .HS 050004080C0F KeyRemappedTbl .EQ * KeyRemappedLEFT .HS 1B5B4400 esc[D KeyRemappedDOWN .HS 1B5B4200 esc[B KeyRemappedUP .HS 1B5B4100 esc[A KeyRemappedCR .HS 0D0A00 crlf KeyRemappedRGHT .HS 1B5B4300 esc[C *-------------------------------------- CtrlChars .HS 05080A0C0D1B bEscMode .BS 1 bEscModeCSI .BS 1 bEscSeqInNum .BS 1 EscSeq .BS ESCSEQ.MAXLEN+1 EscSeqParamTmp .BS 2 EscSeqParamCnt .BS 1 EscSeqParam .BS 4 *-------------------------------------- DEVINFO .DA #S.DEVINFO.TYPE.CHAR *-------------------------------------- MAN SAVE DRV/CONSOLE.DRV.S ASM