mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-03 12:06:05 +00:00
234 lines
3.7 KiB
Plaintext
234 lines
3.7 KiB
Plaintext
NEW
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AUTO 3,1
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*--------------------------------------
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DRV.TERM.CLRSCR.DN
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ldy #S.DCB.TTY.CV
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sta (ZPDCBPtr),y
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tax
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bra DRV.TERM.CLRSCR.1
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DRV.TERM.CLRSCR.UP
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ldx #0
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ldy #S.DCB.TTY.CV
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sta (ZPDCBPtr),y
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tay
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bra DRV.TERM.CLRSCR.2
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DRV.TERM.CLRSCR ldx #0
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DRV.TERM.CLRSCR.1
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ldy #24
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DRV.TERM.CLRSCR.2
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sty .1+1
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sta SET80STORE
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.1 cpx #$ff SELF MODIFIED
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beq .9
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jsr DRV.TERM.SETUP.L1X
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lda #" "
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bit bActive
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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
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ldy #79
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.5 sta (ZPBufBaseL1),y
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dey
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bpl .5
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sta CLRWRITEAUX
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inx
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bra .1
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.7 ldy #39
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.8 sta (ZPScrBaseL1),y
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dey
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bpl .8
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.9 rts
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*--------------------------------------
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DRV.TERM.LINE0CPY
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ldx #0
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.HS 2C BIT ABS
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DRV.TERM.SCRCPY ldx #23
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sta SET80STORE
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.1 ldy #S.FD.DEV.BUFPTR
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lda (pFD),y
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clc
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adc BUF.BASEL,x
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sta .80+1
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iny
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lda (pFD),y
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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
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sta SETREADAUX
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ldx #78
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sta SETPAGE2
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ldy #39
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jsr .8
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ldx #79
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sta CLRPAGE2
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ldy #39
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jsr .8
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sta CLRREADAUX
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plx
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dex
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bpl .1
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rts
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.8 ldy #39
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.80 lda $ffff,x SELF MODIFIED
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.81 sta (ZPScrBaseL1),y
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dex
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dex
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dey
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bpl .80
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rts
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*--------------------------------------
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DRV.TERM.COPY.XtoL1
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ldy #S.FD.DEV.BUFPTR
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lda (pFD),y
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clc
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adc BUF.BASEL,x
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sta ZPBufBaseL2
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iny
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lda (pFD),y
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adc BUF.BASEH,x
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sta ZPBufBaseL2+1
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ldy #79
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sta SETWRITEAUX
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sta SETREADAUX
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.1 lda (ZPBufBaseL2),y
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sta (ZPBufBaseL1),y
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dey
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bpl .1
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sta CLRWRITEAUX
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sta CLRREADAUX
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bit bActive
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bpl .8
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lda SCR.BASEL,x
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sta ZPScrBaseL2
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* lda SCR.BASEH,x
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txa
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lsr
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and #$3
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ora #4
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sta ZPScrBaseL2+1
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sta SET80STORE
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sta SETPAGE2
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jsr .6
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sta CLRPAGE2
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.6 ldy #39
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.7 lda (ZPScrBaseL2),y
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sta (ZPScrBaseL1),y
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dey
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bpl .7
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.8 rts
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*--------------------------------------
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SetCharAtCurPos pha
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ldy #S.DCB.TTY.CV
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lda (ZPDCBPtr),y
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tax
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dey
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lda (ZPDCBPtr),y
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tay
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pla
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cpy #80
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bcs SetCharAtYX.8
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*--------------------------------------
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SetCharAtYX cmp #$40
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bcc .1
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cmp #$60
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bcs .1
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and #$1F remap UPPERCASE
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.1 phy
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ldy #S.DCB.TTY.bNORMAL
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ora (ZPDCBPtr),y
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sta ZPTmpChar
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ldy #S.DCB.TTY.bG0G1 Select Active Font
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lda (ZPDCBPtr),y
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bpl .2
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iny
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.2 iny
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lda (ZPDCBPtr),y
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bpl .3 not Graphic mode
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lda ZPTmpChar
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cmp #$E0 Normal lowercase ?
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bcc .3
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tay
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lda REMAP.E0.FF-$E0,y
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sta ZPTmpChar
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.3 jsr DRV.TERM.SETUP.L1X
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ply
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lda ZPTmpChar
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sta SETWRITEAUX
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sta (ZPBufBaseL1),y
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sta CLRWRITEAUX
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bit bActive
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bpl SetCharAtYX.8
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SetCharAtY.SCR pha
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tya
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lsr
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tay
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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
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lda (ZPDCBPtr),y
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cmp #24
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bcs .9 Out of screen
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tax
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jsr DRV.TERM.SETUP.L1X
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ldy #S.DCB.TTY.CH
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lda (ZPDCBPtr),y
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cmp #80
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bcs .9 Out of screen
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tay
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sta SETREADAUX
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lda (ZPBufBaseL1),y
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sta CLRREADAUX
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cmp #$20
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bcs .8
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* clc
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adc #40 remap $00-$1F uppercase
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.8 clc
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.9 rts
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*--------------------------------------
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* TEMP
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*--------------------------------------
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MAN
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SAVE USR/SRC/SYS/KERNEL.S.TERMLC
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LOAD USR/SRC/SYS/KERNEL.S
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ASM
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