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Merge branch 'master' into popptr1

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This commit is contained in:
Irgendwer
2018-05-21 13:33:14 +02:00
committed by GitHub
parent 839aa93198 a795a27689
commit 32bbacbb78
321 changed files with 9563 additions and 2667 deletions
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18
libsrc/tgi/tgi-kernel.s
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@@ -6,7 +6,6 @@
.import tgi_libref
.importzp ptr1
.interruptor tgi_irq ; Export as IRQ handler
.include "tgi-kernel.inc"
.include "tgi-error.inc"
@@ -81,7 +80,6 @@ tgi_line: jmp $0000
tgi_bar: jmp $0000
tgi_textstyle: jmp $0000
tgi_outtext: jmp $0000
tgi_irq: .byte $60, $00, $00 ; RTS plus two dummy bytes
; Driver header signature
.rodata
@@ -144,20 +142,13 @@ _tgi_install:
dex
bpl @L3
; Install the IRQ vector if the driver needs it.
lda tgi_irq+2 ; Check high byte of IRQ vector
beq @L4 ; Jump if vector invalid
lda #$4C ; Jump opcode
sta tgi_irq ; Activate IRQ routine
; Initialize some other variables
lda #$00
@L4: ldx #csize-1
@L5: sta cstart,x ; Clear error/mode/curx/cury/...
ldx #csize-1
@L4: sta cstart,x ; Clear error/mode/curx/cury/...
dex
bpl @L5
bpl @L4
rts
@@ -206,9 +197,6 @@ _tgi_uninstall:
jsr tgi_uninstall ; Allow the driver to clean up
lda #$60 ; RTS opcode
sta tgi_irq ; Disable IRQ entry point
; Clear driver pointer and error code
tgi_clear_ptr: