A2osX/SYS/KERNEL.S.TERMLC.txt

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NEW
PREFIX
AUTO 4,1
*--------------------------------------
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DRV.TERM.CLRSCR ldx #23
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sta SET80STORE
.1 jsr DRV.TERM.SETUP.L1X
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lda #" "
bit bActive
bpl .4
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sta SETPAGE2
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jsr .7
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sta CLRPAGE2
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jsr .7
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.4 sta SETWRITEAUX
ldy #79
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.5 sta (ZPBufBaseL1),y
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dey
bpl .5
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sta CLRWRITEAUX
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dex
bpl .1
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rts
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.7 ldy #39
.8 sta (ZPScrBaseL1),y
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dey
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bpl .8
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rts
*--------------------------------------
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DRV.TERM.LINE0CPY
ldx #0
.HS 2C BIT ABS
DRV.TERM.SCRCPY ldx #23
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sta SET80STORE
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.1 ldy #S.FD.DEV.BUFPTR
lda (pFD),y
clc
adc BUF.BASEL,x
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sta .80+1
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iny
lda (pFD),y
adc BUF.BASEH,x
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sta .80+2
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jsr DRV.TERM.SETUP.L1X.SCR
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phx
sta SETREADAUX
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ldx #78
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sta SETPAGE2
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ldy #39
jsr .8
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ldx #79
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sta CLRPAGE2
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ldy #39
jsr .8
sta CLRREADAUX
plx
dex
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bpl .1
rts
.8 ldy #39
.80 lda $ffff,x SELF MODIFIED
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cmp #$40
bcc .81
cmp #$5F
bcs .81
and #$3F
.81 sta (ZPScrBaseL1),y
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dex
dex
dey
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bpl .80
rts
*--------------------------------------
DRV.TERM.COPY.XtoL1
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ldy #S.FD.DEV.BUFPTR
lda (pFD),y
clc
adc BUF.BASEL,x
sta ZPBufBaseL2
iny
lda (pFD),y
adc BUF.BASEH,x
sta ZPBufBaseL2+1
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ldy #79
sta SETWRITEAUX
sta SETREADAUX
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.1 lda (ZPBufBaseL2),y
sta (ZPBufBaseL1),y
dey
bpl .1
sta CLRWRITEAUX
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sta CLRREADAUX
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bit bActive
bpl .8
lda SCR.BASEL,x
sta ZPScrBaseL2
lda SCR.BASEH,x
sta ZPScrBaseL2+1
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sta SET80STORE
sta SETPAGE2
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jsr .6
sta CLRPAGE2
.6 ldy #39
.7 lda (ZPScrBaseL2),y
sta (ZPScrBaseL1),y
dey
bpl .7
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.8 rts
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*--------------------------------------
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SetCharAtCurPos.SCR
pha
ldy #S.DCB.TTY.CV
lda (ZPDCBPtr),y
tax
dey
lda (ZPDCBPtr),y
tay CH
jsr DRV.TERM.SETUP.L1X.SCR
pla
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bra SetCharAtY.SCR
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SetCharAtCurPos pha
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ldy #S.DCB.TTY.CV
lda (ZPDCBPtr),y
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tax
dey
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lda (ZPDCBPtr),y
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tay
pla
*--------------------------------------
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SetCharAtYX pha
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phy
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jsr DRV.TERM.SETUP.L1X
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ply
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pla
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sta SETWRITEAUX
sta (ZPBufBaseL1),y
sta CLRWRITEAUX
bit bActive
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bpl SetCharAtYX.8
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SetCharAtY.SCR cmp #$40
bcc .1
cmp #$5F
bcs .1
and #$3F
.1 pha
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tya
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lsr
tay
pla
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sta SET80STORE
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bcs .2
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sta SETPAGE2
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.2 sta (ZPScrBaseL1),y
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sta CLRPAGE2
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SetCharAtYX.8 rts
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*--------------------------------------
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GetCharAtCurPos ldy #S.DCB.TTY.CV
lda (ZPDCBPtr),y
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tax
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jsr DRV.TERM.SETUP.L1X
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ldy #S.DCB.TTY.CH
lda (ZPDCBPtr),y
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tay
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sta SETREADAUX
lda (ZPBufBaseL1),y
sta CLRREADAUX
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rts
*--------------------------------------
2019-02-20 16:07:43 +00:00
BUF.BASEL .DA #0
.DA #80
.DA #160
.DA #240
.DA #320
.DA #400
.DA #480
.DA #560
.DA #640
.DA #720
.DA #800
.DA #880
.DA #960
.DA #1040
.DA #1120
.DA #1200
.DA #1280
.DA #1360
.DA #1440
.DA #1520
.DA #1600
.DA #1680
.DA #1760
.DA #1840
BUF.BASEH .DA /0
.DA /80
.DA /160
.DA /240
.DA /320
.DA /400
.DA /480
.DA /560
.DA /640
.DA /720
.DA /800
.DA /880
.DA /960
.DA /1040
.DA /1120
.DA /1200
.DA /1280
.DA /1360
.DA /1440
.DA /1520
.DA /1600
.DA /1680
.DA /1760
.DA /1840
*--------------------------------------
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MAN
SAVE USR/SRC/SYS/KERNEL.S.TERMLC
LOAD USR/SRC/SYS/KERNEL.S
ASM