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Proper fix for cursor issue before first scroll.

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This commit is contained in:
Bobbi Webber-Manners 2024-08-12 08:56:40 -04:00
parent fc8547a0a9
commit b3c782d691
2 changed files with 12 additions and 14 deletions
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2
apps/telnet65.s
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@ -526,7 +526,7 @@ welcome_2: .byte 14,"x",15," - IP65 (github.com/cc65/ip65) "
.byte 15,13,10
.byte 27,")A"
.byte 27,"[?25l",0
on_connect: .byte 27,"[?25h",13,10,13,10,13,10,13,10,13,10,0 ; Force a scroll
on_connect: .byte 27,"[?25h",0
on_disconnect: .byte 27,"[?25l",27,"[0m",27,"(A",15,0
; initial_telnet_options:

24
drivers/a2vt100.s
View File

@ -25,8 +25,8 @@ videx = 1
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; TODO for VIDEX
; - Why no cursor at login prompt? Works after a hw scroll. Why?
; - Keybindings for { } \ ` ~ _ -- Maybe use Escape prefix ??
; - cVector doesn't need to be ZP
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; *************************************
@ -149,12 +149,10 @@ sCrsrChar .res 1
mul10buf .res 1
.ifdef videx
; Screen holes
BASEL = $47b ; Videx screen base address low
BASEH = $4fb ; Videx screen base address high
START = $6fb ; Videx screen start address
VidexBase .res 2 ; Videx screen base address
; Device in slot 3
START = $6fb ; Videx screen start address (slot 3 screen hole)
SL3DEV0 = $c0b0 ; DEV0 for selecting registers
SL3DEV1 = $c0b1 ; DEV1 for writing data
.endif
@ -1515,10 +1513,10 @@ VidexSetCurs
clc ; Add the display base address
lda cVector
adc BASEL
adc VidexBase
sta cVector
lda cVector+1
adc BASEH
adc VidexBase+1
sta cVector+1
pla
@ -1755,7 +1753,7 @@ UScrl
ldx #12 ; Register 12 - MSbyte of start address
stx SL3DEV0
sta SL3DEV1
sta BASEH ; Stash in screen hole
sta VidexBase+1 ; Store base address MSbyte
pla ; Recover row * 5 + start
asl ; Mult*16 - for LSbyte
asl ; ..
@ -1764,7 +1762,7 @@ UScrl
ldx #13 ; Register 13 - LSbyte of start address
stx SL3DEV0
sta SL3DEV1
sta BASEL ; Stash in screen hole
sta VidexBase ; Store base address LSbyte
ldy #23 ; Last line
jsr ErLn_ ; Delete last line
rts
@ -1872,7 +1870,7 @@ DScrl
ldx #12 ; Register 12 - MSbyte of start address
stx SL3DEV0
sta SL3DEV1
sta BASEH ; Stash in screen hole
sta VidexBase+1 ; Store base address MSbyte
pla ; Recover row * 5 + start
asl ; Mult*16 - for LSbyte
asl ; ..
@ -1881,7 +1879,7 @@ DScrl
ldx #13 ; Register 13 - LSbyte of start address
stx SL3DEV0
sta SL3DEV1
sta BASEL ; Stash in screen hole
sta VidexBase ; Store base address LSbyte
ldy #0 ; First line
jsr ErLn_ ; Delete first line
rts
@ -2196,8 +2194,8 @@ InitScr
lda #$00
sta CV
sta CH
sta BASEL
sta BASEH
sta VidexBase
sta VidexBase+1
sta START
ldx #12 ; Register 12 - MSbyte of start address
stx SL3DEV0